CN112923210A - Think political affairs education teaching auxiliary device - Google Patents
Think political affairs education teaching auxiliary device Download PDFInfo
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- CN112923210A CN112923210A CN202110076812.4A CN202110076812A CN112923210A CN 112923210 A CN112923210 A CN 112923210A CN 202110076812 A CN202110076812 A CN 202110076812A CN 112923210 A CN112923210 A CN 112923210A
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- box
- connecting box
- display screen
- telescopic column
- frame
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- 238000004140 cleaning Methods 0.000 claims description 54
- 230000001681 protective effect Effects 0.000 claims description 23
- 238000013016 damping Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention relates to the field of teaching equipment, and particularly discloses an ideological and political education teaching auxiliary device which comprises a box body and a supporting and displaying unit, wherein a plurality of idler wheels are fixedly arranged at the bottom of the box body; when the telescopic column extends, the display screen can be positioned outside the box body. But the whole box of horizontal promotion in this scheme, the gyro wheel can drive whole teaching auxiliary device and remove, is convenient for change teaching auxiliary device's position, and the restriction that the use place of teaching auxiliary device received is littleer, lets the removal of teaching equipment convenient more quick.
Description
Technical Field
The invention belongs to the field of teaching equipment, and particularly relates to an ideological and political education teaching auxiliary device.
Background
Ideological and political education is an important course and has a promoting effect on good ideological and moral quality of society and individuals. Original ideological and political education course generally adopts the blackboard to carry out the explanation of knowledge, but the mr in this process, the content of blackboard writing can be more, and the transmission volume of information is also less, so can adopt the combination of many elements such as projecting apparatus, computer and ppt at present stage, can pass through the efficient transmission knowledge information of ppt's mode.
However, the projector and the computer in a classroom are inconvenient to move due to the combination of the conventional projector and the computer, and the movement and the adjustment of the projector are time-consuming and labor-consuming; meanwhile, after the computer is adopted for projection, the content in the ppt is not convenient to mark, the content of the thought lesson is dull, and only students pay attention to the content in the ppt, so that the teaching effect is directly influenced and the teaching quality is reduced.
Disclosure of Invention
The invention aims to provide an ideological and political education teaching auxiliary device to solve the problems that a projector and a computer in a classroom are inconvenient to move and the teaching effect and the teaching quality are influenced.
In order to achieve the above object, the basic scheme of the invention is as follows: the thinking education teaching auxiliary device comprises a box body and a supporting display unit, wherein a plurality of idler wheels are fixedly mounted at the bottom of the box body, the supporting display unit comprises a telescopic column and a display screen, a connecting frame is arranged in the box body, the lower end of the telescopic column is fixedly connected with the connecting frame, the upper end of the telescopic column is fixedly connected with the display screen, and a data reading module is arranged on the display screen; when the telescopic column extends, the display screen can be positioned outside the box body.
The principle and advantages of the basic scheme are as follows: when the teaching auxiliary device is used, the extension of the telescopic column is started, the telescopic column supports the display screen to move upwards integrally, so that the display screen is positioned outside the box body, and when the required height is reached, the extension of the telescopic column is suspended, the height of the display screen can be adjusted according to requirements in the process, and the content displayed on the display screen can be conveniently indicated and checked; then the display screen is started, the mobile memory is plugged into the data reading module of the display screen, and the data reading module reads and displays the data in the mobile memory, so that teachers and students can conveniently check related knowledge information on the screen, and the teaching effect and the teaching quality are improved.
In the in-process of teaching, when needing to adjust whole teaching auxiliary device's position, can the level promote whole box, the gyro wheel can drive whole teaching auxiliary device and remove, is convenient for change teaching auxiliary device's position, and the restriction that teaching auxiliary device's use place received is littleer, lets the removal of teaching equipment convenient more quick.
Furthermore, the box body comprises two connecting box units which are symmetrically arranged along a vertical plane, each connecting box unit comprises a first connecting box, a second connecting box and a third connecting box, the longitudinal section of each first connecting box is horizontally arranged in a U shape, the second connecting box and the third connecting box are both annular, one end of each second connecting box is coaxially and horizontally sleeved in the end part of the corresponding first connecting box in a rotating mode, one end of each third connecting box is coaxially and horizontally sleeved at the other end of the corresponding second connecting box in a rotating mode, and the other ends of the two third connecting boxes can be abutted and can be locked and connected; the equal fixed mounting of gyro wheel is on the lower surface of first connecting box, the one end of link and the inner wall fixed connection of one of them first connecting box, the other end of link and the inner wall fixed connection of another first connecting box.
When the box body is opened, the joint of the two third connecting boxes is opened, the third connecting boxes on the two sides are pushed to deviate from each other, the third connecting boxes are pushed to move into the second connecting boxes, and the second connecting boxes move into the first connecting boxes, so that the middle part of the box body is separated, a display screen in the box body is exposed conveniently, and the display screen can move up and down under the support of the telescopic columns and the connecting frames conveniently; in the process of opening the box body, the connecting frame can be stably connected with the two first connecting boxes, so that the second connecting box and the third connecting box are more stable to shrink relative to the first connecting boxes.
Furthermore, one end of one of the third connecting boxes, which is far away from the second connecting box, and one end of the other third connecting box, which is far away from the second connecting box, are provided with a locking part, and the locking part is an intelligent coded lock.
Through the setting of intelligent trick lock, can be convenient carry out the locking or open the tip of two third connecting boxes, and the correspondence of intelligent trick lock is also quick.
Further, the display screen comprises a marking pen, wherein a replaceable protective film is adhered to one side of the screen of the display screen, and the marking pen can be drawn on the protective film.
When a teacher needs to mark or explain relevant information on the display screen, the teacher can use a marking pen to write on the protective film, data information in the display screen does not need to be modified in the process, marking can be more direct and rapid, and the teacher can conveniently watch the information; in this process, the protection film can carry out effectual protection to the display screen, and when the protection film live time longer back, also can change the protection film.
Furthermore, the telescopic column is a multi-section hydraulic telescopic rod.
Through the setting, the multi-section hydraulic telescopic rod can effectively lift up the display screen and can expand the highest height of the display screen.
The cleaning device comprises a support frame, a cleaning strip, a cleaning rod, two vertically arranged slide rails, a slide block capable of sliding on the slide rails and a control button for controlling the slide block to synchronously move up and down, wherein the support frame is horizontally and fixedly arranged between the top end of a telescopic column and a display screen, the telescopic column and the display screen are both fixedly connected with the support frame, the control button is fixedly arranged on the support frame, the longitudinal section of the frame is n-shaped, the frame wraps the outline of the display screen, the lower end of the frame is fixedly connected with the upper surface of the support frame, the two slide rails are vertically and fixedly arranged on the left side and the right side of the frame, the cleaning rod is horizontally arranged, one end of the cleaning rod is fixedly connected with one slide block, the other end of the cleaning rod is fixedly connected with the other slide block, and one side of the; the cleaning strip is detachably mounted on the cleaning rod, and the cleaning strip can be in sliding contact with the surface of the protective film.
When the marks on the protective film need to be cleaned, the control button is pressed once, the control button simultaneously controls the sliding blocks on the two sides to move up and down once, the sliding blocks on the sliding rails on the left side and the right side move down along the sliding rails, and the two sliding blocks drive the left end and the right end of the cleaning rod to move down simultaneously, so that the cleaning strip on the cleaning rod is in sliding contact with the protective film, and the marks on the protective film are cleaned quickly and comprehensively; meanwhile, after cleaning is finished, the cleaning rod can return to the original position under the driving of the sliding block, so that the protective film is convenient and quick to clean; meanwhile, after the cleaning strips on the cleaning rod do not have good cleaning capability, the cleaning strips can be replaced.
Drawings
Fig. 1 is a front sectional view of an auxiliary device for ideological and political education according to the present invention;
FIG. 2 is a schematic view of the rear view of the auxiliary device for ideological education;
fig. 3 is an enlarged view of the display screen and the cleaning unit of fig. 1.
Detailed Description
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: the cleaning device comprises a box body 10, a first connecting box 101, a second connecting box 102, a third connecting box 103, a first annular flange 104, a second annular flange 105, a third annular flange 106, a fourth annular flange 107, a first shock absorption block 108, a second shock absorption block 109, a third shock absorption block 110, a fourth shock absorption block 111, an intelligent coded lock 112, a roller 20, a telescopic column 30, a connecting frame 301, a display screen 40, a protective film 401, a supporting frame 501, a frame 502, a cleaning strip 503, a cleaning rod 504, a sliding rail 505, a sliding block 506 and a control button 507.
The embodiments are substantially as shown in figures 1, 2 and 3: think political affairs education teaching auxiliary device, including box 10, support display element, clean unit and four gyro wheels 20, gyro wheel 20 includes the casing and rotates the wheel body of installing in the casing through the pivot.
As shown in fig. 1, the box body 10 includes two connection box units symmetrically arranged along a vertical plane, each connection box unit includes a first connection box 101, a second connection box 102 and a third connection box 103, a longitudinal section of the first connection box 101 is in a horizontally arranged "U" shape, both the second connection box 102 and the third connection box 103 are in a ring shape, one end of the second connection box 102 is coaxially and horizontally sleeved in an end of the first connection box 101 in a rotating manner, one end of the third connection box 103 is coaxially and horizontally sleeved in the other end of the second connection box 102 in a rotating manner, a locking part is arranged between a right end of the left third connection box 103 and a left end of the right third connection box 103, and the locking part is an intelligent coded lock 112; wherein two casings all weld on the lower surface of the first connecting box 101 in left side, and two other casings all weld on the lower surface of the first connecting box 101 in right side.
Meanwhile, as shown in fig. 1, one end of the first connection box 101 close to the second connection box 102 is provided with a first annular flange 104 extending to the center of the first connection box 101, one end of the second connection box 102 close to the first connection box 101 is provided with a second annular flange 105 extending to the center far away from the second connection box 102, the left side of the first annular flange 104 is glued with an annular first damping block 108, and the right side of the second annular flange 105 is glued with an annular second damping block 109 which can abut against the first damping block 108; one end of the second connecting box 102 close to the third connecting box 103 is provided with a third annular flange 106 extending to the center of the second connecting box 102, one end of the third connecting box 103 close to the second connecting box 102 is provided with a fourth annular flange 107 extending to the center far away from the third connecting box 103, the left side of the third annular flange 106 is glued with an annular third damping block 110, the right side of the fourth annular flange 107 is glued with an annular fourth damping block 111 which can be abutted against the third damping block 110, the first damping block 108, the second damping block 109, the third damping block 110 and the fourth damping block 111 are all rubber blocks, the first annular flange 104 and the first connecting box 101 are integrally formed, the second annular flange 105 and the third annular flange 106 are integrally formed with the second connecting box 102, and the fourth annular flange 107 and the third connecting box 103 are integrally formed.
The supporting display unit comprises a telescopic column 30, a display screen 40 and a marking pen (not shown), the cleaning unit comprises a supporting frame 501, a frame 502, a cleaning strip 503, a cleaning rod 504, two vertically arranged slide rails 505, a slide block 506 capable of sliding on the slide rails 505 and a control button 507 for controlling the slide block 506 to synchronously move up and down, a connecting frame 301 is horizontally arranged in the box body 10, the left end of the connecting frame 301 is welded with the inner wall of the left first connecting box 101, and the right end of the connecting frame 301 is welded with the inner wall of the right first connecting box 101; the telescopic column 30 is vertically arranged, and the telescopic column 30 is a multi-section hydraulic telescopic rod.
The support frame 501 is horizontally welded between the top end of the telescopic column 30 and the display screen 40, the lower end of the telescopic column 30 is welded with the connecting frame 301, the upper end of the telescopic column 30 is welded with the lower surface of the support frame 501, the display screen 40 is welded on the upper surface of the support frame 501, and the display screen 40 is provided with a data reading module; when the telescopic column 30 is extended, the display screen 40 may be located outside the case 10, a replaceable protective film 401 may be adhered to a screen side of the display screen 40, and a marking pen may be drawn on the protective film 401.
As shown in fig. 3, a control button 507 is welded on a support frame 501, the longitudinal section of a frame 502 is n-shaped, the frame 502 is wrapped outside the outline of the display screen 40, the lower end of the frame 502 is welded with the upper surface of the support frame 501, two slide rails 505 are vertically welded on the left side and the right side of the frame 502, a cleaning rod 504 is horizontally arranged, the left end of the cleaning rod 504 is welded with a slider 506 on the left side, the right end of the cleaning rod 504 is welded with a slider 506 on the right side, and the rear side of the cleaning rod 504 is opposite to the protective film 401; the cleaning bar 503 is snap-fitted on the rear side of the cleaning rod 504, and the cleaning bar 503 can be in sliding contact with the surface of the protective film 401.
When the thinking political affairs education and teaching auxiliary device in this embodiment is in use, open the department of offseting of two third connecting boxes 103 through intelligent trick lock 112, promote the third connecting box 103 of both sides to deviate from each other, promote third connecting box 103 to remove in second connecting box 102 simultaneously, second connecting box 102 removes in first connecting box 101, first snubber block 108 slides along the outer wall of second connecting box 102, second snubber block 109 slides along the inner wall of first connecting box 101, third snubber block 110 slides along the outer wall of third connecting box 103, fourth snubber block 111 slides along the inner wall of second connecting box 102, two first connecting boxes 101 keep a stable state under the support of gyro wheel 20 and the connection of link 301, can effectually open whole box 10, be convenient for support the display element and expose.
Then starting the telescopic column 30 to extend, wherein the telescopic column 30 supports the display screen 40 and the cleaning unit to move upwards integrally, so that the display screen 40 and the cleaning unit are both positioned outside the box body 10, and when the required height is reached, the extension of the telescopic column 30 is suspended; then, starting the display screen 40, inserting the mobile memory into a data reading module of the display screen 40, and reading and displaying data in the mobile memory by the data reading module, so that teachers and students can conveniently check related knowledge information on the screen; when a teacher needs to mark or explain the related information on the display screen 40, a marking pen can be used for writing on the protective film 401, data information in the display screen 40 does not need to be modified in the process, marking can be more direct and rapid, and the teacher can conveniently watch the information; when the marks on the protective film 401 need to be cleaned, the control button 507 is pressed once, the control button 507 simultaneously controls the sliders 506 on the two sides to move up and down once, at the moment, the sliders 506 on the sliding rails 505 on the left side and the right side move down along the sliding rails 505, the two sliders 506 drive the left end and the right end of the cleaning rod 504 to move down simultaneously, so that the cleaning strip 503 on the cleaning rod 504 is in sliding contact with the protective film 401, and the marks on the protective film 401 are further cleaned rapidly and comprehensively; meanwhile, after cleaning is finished, the cleaning rod 504 is driven by the sliding block 506 to return to the original position; when the cleaning strip 503 on the cleaning rod 504 does not have good cleaning capability, the cleaning strip 503 can be replaced; meanwhile, after the protective film 401 is used for a long time, the protective film 401 can be replaced.
If the position of whole teaching auxiliary device needs to be adjusted in this process, can the whole box 10 of horizontal promotion, gyro wheel 20 can drive whole teaching auxiliary device and remove, is convenient for change teaching auxiliary device's position, and the restriction that the place of use of teaching auxiliary device received is littleer.
After the teaching aid is used, the telescopic column 30 is controlled to be shortened, so that the supporting display screen 40 and the cleaning unit move back into the box body 10, the third connecting boxes 103 on two sides are pulled to move oppositely at the moment, the end parts of the two third connecting boxes 103 are abutted, meanwhile, the first damping block 108 on the first annular flange 104 is abutted against the second damping block 109 on the second annular flange 105, the third damping block 110 on the third annular flange 106 is abutted against the fourth damping block 111 on the fourth annular flange 107, noise generated when the first annular flange 104 and the second annular flange 105 abut against each other and the third annular flange 106 and the fourth annular flange 107 abut against each other can be effectively reduced, the end parts of the two third connecting boxes 103 can be quickly and stably buckled, at the moment, the end parts of the two third connecting boxes 103 are buckled, and meanwhile, the intelligent coded lock 112 can lock the end parts of the two third connecting boxes 103, allowing for convenient locking of the housing 10.
Claims (6)
1. The thinking education teaching auxiliary device comprises a box body and is characterized by further comprising a supporting display unit, wherein a plurality of idler wheels are fixedly mounted at the bottom of the box body, the supporting display unit comprises a telescopic column and a display screen, a connecting frame is arranged in the box body, the lower end of the telescopic column is fixedly connected with the connecting frame, the upper end of the telescopic column is fixedly connected with the display screen, and a data reading module is arranged on the display screen; when the telescopic column extends, the display screen can be positioned outside the box body.
2. The ideological and political education and teaching auxiliary device of claim 1, wherein the box body comprises two connecting box units symmetrically arranged along a vertical plane, each connecting box unit comprises a first connecting box, a second connecting box and a third connecting box, the longitudinal section of the first connecting box is horizontally arranged in a U shape, the second connecting box and the third connecting box are both annular, one end of the second connecting box is coaxially and horizontally sleeved in the end part of the first connecting box in a rotating manner, one end of the third connecting box is coaxially and horizontally sleeved in the other end of the second connecting box in a rotating manner, and the other ends of the two third connecting boxes can be abutted and can be locked and connected; the equal fixed mounting of gyro wheel is on the lower surface of first connecting box, the one end of link and the inner wall fixed connection of one of them first connecting box, the other end of link and the inner wall fixed connection of another first connecting box.
3. The ideological and political education and teaching assistance device of claim 2 wherein a locking portion is provided between one end of one of the third connection boxes remote from the second connection box and one end of the other third connection box remote from the second connection box, the locking portion being an intelligent combination lock.
4. The ideological and political education and teaching aid of claim 3 further comprising a marking pen, wherein a replaceable protective film is adhered to one side of the screen of the display screen, and the marking pen can be sketched on the protective film.
5. The ideological and political education and teaching aid of claim 4 wherein the telescopic column is a multi-section hydraulic telescopic rod.
6. The ideological and political education and teaching auxiliary device of claim 5, further comprising a cleaning unit, wherein the cleaning unit comprises a support frame, a cleaning strip, a cleaning rod, two vertically arranged slide rails, a slide block capable of sliding on the slide rails and a control button for controlling the slide block to move up and down synchronously, the support frame is horizontally and fixedly arranged between the top end of the telescopic column and the display screen, the telescopic column and the display screen are both fixedly connected with the support frame, the control button is fixedly arranged on the support frame, the longitudinal section of the frame is n-shaped, the frame is wrapped outside the outline of the display screen, the lower end of the frame is fixedly connected with the upper surface of the support frame, the two slide rails are vertically and fixedly arranged on the left side and the right side of the frame, the cleaning rod is horizontally arranged, one end of the cleaning rod is fixedly connected with one slide block, and the other end of, one side of the cleaning rod is opposite to the protective film; the cleaning strip is detachably mounted on the cleaning rod, and the cleaning strip can be in sliding contact with the surface of the protective film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110076812.4A CN112923210A (en) | 2021-01-20 | 2021-01-20 | Think political affairs education teaching auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110076812.4A CN112923210A (en) | 2021-01-20 | 2021-01-20 | Think political affairs education teaching auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112923210A true CN112923210A (en) | 2021-06-08 |
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ID=76165062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110076812.4A Withdrawn CN112923210A (en) | 2021-01-20 | 2021-01-20 | Think political affairs education teaching auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112923210A (en) |
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| CN210721984U (en) * | 2019-11-13 | 2020-06-09 | 甘肃建筑职业技术学院 | Think political affairs education with intermittent type formula propaganda device |
| CN211479324U (en) * | 2020-04-03 | 2020-09-11 | 亳州职业技术学院 | Intelligent teaching device for ideological and political education |
| CN211952002U (en) * | 2020-04-14 | 2020-11-17 | 广西壮族自治区水利科学研究院 | Dam safety monitoring information display device |
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Application publication date: 20210608 |