CN113053176A - Experimental apparatus for informatization teaching convenient to display screen adjusts - Google Patents
Experimental apparatus for informatization teaching convenient to display screen adjusts Download PDFInfo
- Publication number
- CN113053176A CN113053176A CN202110287024.XA CN202110287024A CN113053176A CN 113053176 A CN113053176 A CN 113053176A CN 202110287024 A CN202110287024 A CN 202110287024A CN 113053176 A CN113053176 A CN 113053176A
- Authority
- CN
- China
- Prior art keywords
- fixed
- display screen
- block
- groove
- fixing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/02—Laboratory benches or tables; Fittings therefor
-
- 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
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
-
- 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
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
Abstract
The invention discloses an information teaching experiment device convenient for display screen adjustment, which comprises a machine body and a table body, wherein an experiment table is fixed at the top end of the table body, a support column is arranged at the top end of the experiment table, an adjusting structure is arranged at the top end of the support column, a fixed block is fixed at one end of the machine body on two sides of the support column, a bolt penetrates through the inside of the fixed block, a nut is arranged on the outside of one side of the bolt, a movable structure is arranged inside the experiment table on the lower end of the support column, the machine body is fixed at one end of the adjusting structure, a screen is arranged inside one section of the machine body, a radiation-proof film is arranged at one end of the screen, light blocking structures are arranged on two sides of the experiment table. The device not only realizes the function of conveniently blocking light, the function of conveniently adjusting the position, but also realizes the function of conveniently adjusting the angle.
Description
Technical Field
The invention relates to the technical field of experiments, in particular to an information-based teaching experiment device convenient for adjusting a display screen.
Background
With the continuous development of society, the cultural level of people is generally improved, the experimental device for information-based teaching is mainly used in schools, and since knowledge on many teaching materials cannot be completely explained to students, the students can easily absorb the knowledge by using the experimental method, and the students can feel the learning interest through the experiment, so that the knowledge level of the students is enhanced, and the learning ability of the students is also enhanced;
current experimental apparatus for information-based teaching is when using, and the inconvenient regulation of display screen angle, mr are inconvenient when not co-altitude teaching, influence efficiency of going to class.
Disclosure of Invention
The invention aims to provide an information-based teaching experimental device convenient for adjusting a display screen, and aims to solve the problem that the angle of the display screen is inconvenient to adjust in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an experimental apparatus is used in information-based teaching convenient to display screen is adjusted, includes the organism and the table body, the top of the table body is fixed with the laboratory bench, the top of laboratory bench is provided with the support column, the top of support column is provided with adjusts the structure, it includes fixed block, bolt and nut to adjust the structure, the one end at support column both sides organism is fixed to the fixed block, the inside of fixed block is run through there is the bolt, the outside of bolt one side is provided with the nut, support column low side laboratory bench gets inside and is provided with the active structure, adjust the one end fixed organism of structure, one section inside of organism is provided with the screen, the one end of screen is provided with the radiation protection membrane, the both sides of laboratory bench are provided with the structure that is in the light, the both.
Preferably, the structure of being in the light includes barn door, preformed groove, fixed pin, first fixture block, draw-in groove, second fixture block and spring, the preformed groove sets up the inside of placing the board, the inside of preformed groove is provided with the barn door, the fixed pin has all been run through to the inside of barn door, one side of fixed pin all is fixed with first fixture block, the inside of first fixture block one side laboratory bench all is provided with the draw-in groove, the top and the bottom of draw-in groove all are provided with the spring, the top or the bottom of spring all are fixed with the second fixture block and are provided with two in the inside of draw-in groove, the second fixture block is symmetric distribution about the horizontal center line of first fixture block.
Preferably, the radiation protection film is arranged on the surface of the screen at one end of the machine body.
Preferably, the movable structure includes spout, first screw hole, fixed orifices, fixed plate, slider and second screw hole, the bottom at the support column is fixed to the fixed plate, the inside of fixed plate all is provided with the fixed orifices, the bottom mounting of fixed plate has the slider, the inside of slider bottom laboratory bench is provided with the spout, the inside of spout both sides laboratory bench all is provided with first screw hole, the inside of slider all is provided with the second screw hole.
Preferably, the first threaded holes are provided with a plurality of first threaded holes, and the first threaded holes are distributed equidistantly.
Preferably, the cross section of the sliding block is smaller than that of the sliding groove, and the sliding block and the sliding groove form a sliding structure.
Preferably, the number of the fixed blocks is two, and the fixed blocks are symmetrically distributed about a vertical center line of the machine body.
Compared with the prior art, the invention has the beneficial effects that: the experimental device for informatization teaching convenient for display screen adjustment not only realizes the function of the device convenient for light blocking, the function of the device convenient for position adjustment, but also realizes the function of the device convenient for angle adjustment;
(1) when the device is used, the light barrier is pulled out of the inside of the preformed groove, when the light barrier is pulled out to a fixed position, the fixed pin is moved to one side of the experiment table, the fixed pin is matched with the experiment table, then the fixed pin is pushed, the first clamping block is moved to the inside of the clamping groove, the second clamping block can be moved to the inside of the clamping groove to be mutually clamped with the first clamping block under the elastic action of the spring, so that the light barrier and the experiment table are mutually fixed, and under the light blocking action of the light barrier, the function of facilitating light blocking of the device is realized, so that the practicability of the experimental device for the information teaching is improved when the experimental device is used;
(2) the supporting column is pushed according to the distance needed in teaching, the sliding block slides in the sliding groove, when the sliding block slides to a proper distance, the supporting column is rotated according to the angle needed in teaching, the sliding block rotates in the sliding groove, after the angle is adjusted, the sliding block is inserted into the second threaded hole through the fixing hole and the first threaded hole by using a screw, the supporting column is fixed with the experiment table, the position of the machine body is adjusted, the function of facilitating position adjustment of the device is achieved, and convenience of the experimental device for information teaching in use is improved;
(3) through required angle during the teaching, the organism inclines, adjusts the angle of organism after, passes fixed block and support column with the bolt, and the reuse is adjusted the structure cover and is screwed up in the outside of bolt to make organism and support column fixed, realized the device be convenient for angle regulation's function, thereby improved the suitability of this experimental apparatus for information-based teaching when using.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic rear view of the cross-sectional structure of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 2 according to the present invention
In the figure: 1. a body; 2. a screen; 3. a light blocking structure; 301. a light barrier; 302. reserving a groove; 303. a fixing pin; 304. a first clamping block; 305. a card slot; 306. a second fixture block; 307. a spring; 4. a table body; 5. placing the plate; 6. a laboratory bench; 7. a radiation-proof film; 8. a movable structure; 801. a chute; 802. a first threaded hole; 803. a fixing hole; 804. a fixing plate; 805. a slider; 806. a second threaded hole; 9. a support pillar; 10. an adjustment structure; 1001. a fixed block; 1002. a bolt; 1003. and a nut.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: an experimental device for informatization teaching convenient for adjusting a display screen; the experiment table comprises an engine body 1 and a table body 4, wherein an experiment table 6 is fixed at the top end of the table body 4, a supporting column 9 is arranged at the top end of the experiment table 6, an adjusting structure 10 is arranged at the top end of the supporting column 9, the adjusting structure 10 comprises a fixing block 1001, a bolt 1002 and a nut 1003, the fixing block 1001 is fixed at one end of the engine body 1 on two sides of the supporting column 9, the bolt 1002 penetrates through the inside of the fixing block 1001, the nut 1003 is arranged on the outside of one side of the bolt 1002, the two fixing blocks 1001 are arranged, and the fixing blocks 1001 are symmetrically distributed;
when the structure is used, the machine body 1 is inclined by the angle required in teaching, after the angle of the machine body 1 is adjusted, the bolt 1002 penetrates through the fixing block 1001 and the supporting column 9, and then the adjusting structure 10 is sleeved outside the bolt 1002 to be screwed, so that the machine body 1 and the supporting column 9 are fixed, the function of conveniently adjusting the angle of the device is realized, and the applicability of the experimental device for informatization teaching is improved;
a movable structure 8 is arranged inside the lower end experiment table 6 of the supporting column 9, the movable structure 8 comprises a sliding groove 801, a first threaded hole 802, a fixed hole 803, a fixed plate 804, a sliding block 805 and a second threaded hole 806, the fixed plate 804 is fixed at the bottom end of the supporting column 9, the fixed plate 804 is internally provided with the fixed hole 803, the bottom end of the fixed plate 804 is fixedly provided with a sliding block 805, the sliding groove 801 is arranged inside the experiment table 6 at the bottom end of the sliding block 805, the first threaded holes 802 are arranged inside the experiment table 6 at two sides of the sliding groove 801, the second threaded holes 806 are arranged inside the sliding block 805, the first threaded holes 802 are provided with a plurality of holes, the first threaded holes 802 are distributed at equal intervals, the cross section of the sliding block 805 is smaller than that of;
when the structure is used, the supporting column 9 is pushed according to the distance required in teaching, the sliding block 805 slides in the sliding groove 801, when the sliding block slides to a proper distance, the supporting column 9 is rotated according to the angle required in teaching, the sliding block 805 rotates in the sliding groove 801, after the angle is adjusted, the sliding block is inserted into the second threaded hole 806 through the fixing hole 803 and the first threaded hole 802 by using a screw, the supporting column 9 is fixed with the experiment table 6, the position of the machine body 1 is adjusted, the function of facilitating position adjustment of the device is realized, and the convenience of the experimental device for information teaching is improved;
the one end of the adjusting structure 10 fixes the organism 1, the inside of one section of the organism 1 is provided with the screen 2, one end of the screen 2 is provided with the radiation protection film 7, the radiation protection film 7 is arranged on the surface of the screen 2 at one end of the organism 1, two sides of the experiment table 6 are provided with the light blocking structures 3, the light blocking structures 3 comprise a light blocking plate 301, a reserved groove 302, a fixing pin 303, a first fixture block 304, a clamping groove 305, a second fixture block 306 and a spring 307, the reserved groove 302 is arranged inside the placing plate 5, the light blocking plate 301 is arranged inside the reserved groove 302, the fixing pin 303 penetrates through the inside of the light blocking plate 301, one side of the fixing pin 303 is fixed with the first fixture block 304, the inside of the experiment table 6 at one side of the first fixture block 304 is provided with the clamping groove 305, the top end and the bottom end of the clamping groove 305 are both provided with the spring 307, the top end or the, the second fixture block 306 is symmetrically distributed about the horizontal center line of the first fixture block 304;
when the device uses, pull out light barrier 301 from the inside of preformed groove 302, when pulling out fixed position, move fixed pin 303 to one side of laboratory bench 6, time fixed pin 303 and laboratory bench 6 looks adaptation, promote fixed pin 303 again, make first fixture block 304 move to the inside of draw-in groove 305, second fixture block 306 is under the spring action of spring 307, can move to the inside and the mutual joint of first fixture block 304 of draw-in groove 305, thereby make light barrier 301 and laboratory bench 6 reciprocal anchorage, under the effect of being in the light of light barrier 301, the function that the device is convenient for be in the light is realized, thereby the practicality of this experimental apparatus for information-based teaching when using has been improved, the both sides of 6 low sides of laboratory bench are provided with places board 5.
The working principle is as follows: when the multifunctional teaching machine is used, firstly, the supporting column 9 is pushed according to the distance required in teaching, the sliding block 805 slides in the sliding groove 801, when the sliding block slides to a proper distance, the supporting column 9 is rotated according to the angle required in teaching, the sliding block 805 rotates in the sliding groove 801, after the angle is adjusted, the sliding block is inserted into the second threaded hole 806 through the fixing hole 803 and the first threaded hole 802 by a screw, the supporting column 9 is fixed with the experiment table 6, the position of the machine body 1 is adjusted, and the distance between the screen 2 and a teacher student is adjusted;
then, the machine body 1 is inclined by the angle required in teaching, after the angle of the machine body 1 is adjusted, the bolt 1002 penetrates through the fixing block 1001 and the supporting column 9, and then the adjusting structure 10 is sleeved outside the bolt 1002 to be screwed, so that the machine body 1 and the supporting column 9 are fixed, the function of conveniently adjusting the angle of the device is realized, and a teacher feels comfortable when standing or sitting in teaching;
finally, when the device is used, the light barrier 301 is pulled out from the inside of the preformed groove 302, when the light barrier is pulled out to a fixed position, the fixing pin 303 is moved to one side of the experiment table 6, the fixing pin 303 is matched with the experiment table 6, the fixing pin 303 is pushed again, the first fixture block 304 is moved to the inside of the clamping groove 305, the second fixture block 306 can be moved to the inside of the clamping groove 305 to be clamped with the first fixture block 304 under the elastic action of the spring 307, so that the light barrier 301 and the experiment table 6 are fixed with each other, the function of the device for conveniently blocking light is realized under the light blocking action of the light barrier 301, certain harm of the screen 2 to teachers and students is reduced under the radiation protection action of the radiation protection film 7, and the whole use of the device is finally completed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides an experimental apparatus is used in information-based teaching convenient to display screen adjusts, includes organism (1) and table body (4), its characterized in that: an experiment table (6) is fixed at the top end of the table body (4), a supporting column (9) is arranged at the top end of the experiment table (6), an adjusting structure (10) is arranged at the top end of the supporting column (9), the adjusting structure (10) comprises a fixing block (1001), a bolt (1002) and a nut (1003), the fixing block (1001) is fixed at one end of the machine body (1) on the two sides of the supporting column (9), the bolt (1002) penetrates through the fixing block (1001), the nut (1003) is arranged outside one side of the bolt (1002), a movable structure (8) is arranged inside the experiment table (6) on the lower end of the supporting column (9), the machine body (1) is fixed at one end of the adjusting structure (10), a screen (2) is arranged inside one section of the machine body (1), a radiation-proof film (7) is arranged at one end of the screen (2), and light-blocking structures (3) are arranged on, and placing plates (5) are arranged on two sides of the lower end of the experiment table (6).
2. The informatization teaching experiment device convenient for display screen adjustment according to claim 1, characterized in that: the light blocking structure (3) comprises a light blocking plate (301), a preformed groove (302), a fixing pin (303), a first clamping block (304), a clamping groove (305), a second clamping block (306) and a spring (307), wherein the preformed groove (302) is provided with the inside of a placing plate (5), the light blocking plate (301) is arranged inside the preformed groove (302), the fixing pin (303) penetrates through the inside of the light blocking plate (301), the first clamping block (304) is fixed on one side of the fixing pin (303), the clamping groove (305) is arranged inside an experiment table (6) on one side of the first clamping block (304), the top end and the bottom end of the clamping groove (305) are provided with the spring (307), and the second clamping block (306) is fixed on the top end or the bottom end of the spring (307).
3. The informatization teaching experiment device convenient for display screen adjustment according to claim 2, characterized in that: two second clamping blocks (306) are arranged in the clamping groove (305), and the second clamping blocks (306) are symmetrically distributed around the horizontal center line of the first clamping block (304).
4. The informatization teaching experiment device convenient for display screen adjustment according to claim 1, characterized in that: the radiation protection film (7) is arranged on the surface of the screen (2) at one end of the machine body (1).
5. The informatization teaching experiment device convenient for display screen adjustment according to claim 1, characterized in that: the movable structure (8) comprises a sliding groove (801), first threaded holes (802), fixing holes (803), a fixing plate (804), a sliding block (805) and second threaded holes (806), the fixing plate (804) is fixed at the bottom end of the supporting column (9), the fixing holes (803) are formed in the fixing plate (804), the sliding block (805) is fixed at the bottom end of the fixing plate (804), the sliding groove (801) is formed in the bottom end experiment table (6) of the sliding block (805), the first threaded holes (802) are formed in the experiment tables (6) on two sides of the sliding groove (801), and the second threaded holes (806) are formed in the sliding block (805).
6. The information-based teaching experimental device convenient for display screen adjustment according to claim 5, characterized in that: the first threaded holes (802) are provided with a plurality of threaded holes, and the first threaded holes (802) are distributed equidistantly.
7. The information-based teaching experimental device convenient for display screen adjustment according to claim 5, characterized in that: the cross section of the sliding block (805) is smaller than that of the sliding groove (801), and the sliding block (805) and the sliding groove (801) form a sliding structure.
8. The informatization teaching experiment device convenient for display screen adjustment according to claim 1, characterized in that: the number of the fixed blocks (1001) is two, and the fixed blocks (1001) are symmetrically distributed relative to the vertical center line of the machine body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110287024.XA CN113053176B (en) | 2021-03-17 | 2021-03-17 | Experimental apparatus for informatization teaching convenient to display screen adjusts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110287024.XA CN113053176B (en) | 2021-03-17 | 2021-03-17 | Experimental apparatus for informatization teaching convenient to display screen adjusts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113053176A true CN113053176A (en) | 2021-06-29 |
| CN113053176B CN113053176B (en) | 2022-10-18 |
Family
ID=76513269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110287024.XA Active CN113053176B (en) | 2021-03-17 | 2021-03-17 | Experimental apparatus for informatization teaching convenient to display screen adjusts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113053176B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1786811A (en) * | 2004-12-10 | 2006-06-14 | 中山立信摄影器材有限公司 | Shielding Cover with digital Camera display screen |
| CN206574423U (en) * | 2017-03-15 | 2017-10-20 | 东华理工大学 | A kind of electronic information display screen |
| CN207945428U (en) * | 2018-02-08 | 2018-10-09 | 深圳博邦诚光电有限公司 | A kind of 160 degree of super wide viewing angle LED displays |
| CN208687292U (en) * | 2018-07-04 | 2019-04-02 | 微视显示器科技（深圳）有限公司 | A kind of smart home liquid crystal display being adjustable angle |
| CN209213397U (en) * | 2018-10-31 | 2019-08-06 | 江苏金月亮科技有限公司 | A kind of LED display being easily installed |
| CN210515081U (en) * | 2019-09-10 | 2020-05-12 | 湖北楚讯信息技术有限责任公司 | Electronic display screen based on Internet of things |
| CN211087055U (en) * | 2019-11-07 | 2020-07-24 | 西安发威电子科技有限公司 | All-round adjustable radiation protection computer display screen |
| CN211525940U (en) * | 2019-05-24 | 2020-09-18 | 广西电网有限责任公司 | Intelligent voice control information retrieval device convenient to overhaul |
| CN211902195U (en) * | 2020-03-21 | 2020-11-10 | 苏州市助航软件有限公司 | Multi-adjustable computer display fixing frame |
| CN212516017U (en) * | 2020-06-03 | 2021-02-09 | 福建付呗网络科技有限公司 | Rotatable formula cash registering machine device convenient to adjust |
-
2021
- 2021-03-17 CN CN202110287024.XA patent/CN113053176B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1786811A (en) * | 2004-12-10 | 2006-06-14 | 中山立信摄影器材有限公司 | Shielding Cover with digital Camera display screen |
| CN206574423U (en) * | 2017-03-15 | 2017-10-20 | 东华理工大学 | A kind of electronic information display screen |
| CN207945428U (en) * | 2018-02-08 | 2018-10-09 | 深圳博邦诚光电有限公司 | A kind of 160 degree of super wide viewing angle LED displays |
| CN208687292U (en) * | 2018-07-04 | 2019-04-02 | 微视显示器科技（深圳）有限公司 | A kind of smart home liquid crystal display being adjustable angle |
| CN209213397U (en) * | 2018-10-31 | 2019-08-06 | 江苏金月亮科技有限公司 | A kind of LED display being easily installed |
| CN211525940U (en) * | 2019-05-24 | 2020-09-18 | 广西电网有限责任公司 | Intelligent voice control information retrieval device convenient to overhaul |
| CN210515081U (en) * | 2019-09-10 | 2020-05-12 | 湖北楚讯信息技术有限责任公司 | Electronic display screen based on Internet of things |
| CN211087055U (en) * | 2019-11-07 | 2020-07-24 | 西安发威电子科技有限公司 | All-round adjustable radiation protection computer display screen |
| CN211902195U (en) * | 2020-03-21 | 2020-11-10 | 苏州市助航软件有限公司 | Multi-adjustable computer display fixing frame |
| CN212516017U (en) * | 2020-06-03 | 2021-02-09 | 福建付呗网络科技有限公司 | Rotatable formula cash registering machine device convenient to adjust |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113053176B (en) | 2022-10-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209999958U (en) | teaching aid with adjustable height for English teaching | |
| CN111785132A (en) | Analytic show shelf of intelligence mathematics and applied mathematics difficult problem | |
| CN209746804U (en) | Computer-aided education teaching equipment | |
| CN113053176B (en) | Experimental apparatus for informatization teaching convenient to display screen adjusts | |
| CN108648587A (en) | A kind of physics teaching pinhole imaging system apparatus for demonstrating | |
| CN209993118U (en) | Multimedia teaching demonstration device | |
| CN207282117U (en) | A kind of Political Education of College Students promotional display device | |
| DE3506968A1 (en) | Overhead projector | |
| CN211237415U (en) | Intelligent data analysis display device is used in accounting teaching | |
| CN204977948U (en) | Blackboard for college physics | |
| CN210743330U (en) | Display board for economic management teaching | |
| CN204519799U (en) | The interactive desk auxiliary equipment of the with no paper communication of myopia prevention | |
| CN209499046U (en) | A kind of adjustable-angle physics teaching Universal book frame | |
| CN207611503U (en) | A kind of English teaching device | |
| CN215834084U (en) | Special display device of college chinese teaching | |
| CN214428294U (en) | University student mental health education auxiliary device | |
| CN212990419U (en) | Book support for teaching | |
| CN213601463U (en) | Demonstration device for single light path interference experiment | |
| CN210129358U (en) | Health education propaganda device | |
| CN205943143U (en) | Novel interactive teaching system | |
| CN213339160U (en) | Cloud teaching platform all-in-one | |
| CN216715627U (en) | Display screen convenient to adjust direction for online education | |
| CN207624185U (en) | A kind of university computer teaching platform | |
| CN215076248U (en) | Music score recognition board for piano teaching | |
| CN212005048U (en) | Computer teaching interaction device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |