CN108591722A - A kind of adjustable education and instruction auxiliary device of double screen - Google Patents
A kind of adjustable education and instruction auxiliary device of double screen Download PDFInfo
- Publication number
- CN108591722A CN108591722A CN201810457723.2A CN201810457723A CN108591722A CN 108591722 A CN108591722 A CN 108591722A CN 201810457723 A CN201810457723 A CN 201810457723A CN 108591722 A CN108591722 A CN 108591722A
- Authority
- CN
- China
- Prior art keywords
- supporting table
- lead screw
- main supporting
- auxiliary device
- double screen
- 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.)
- Pending
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000010276 construction Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008846 dynamic interplay Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001483 mobilizing effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/242—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by spreading of the legs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Operated Instructional Devices (AREA)
Abstract
The invention discloses a kind of adjustable education and instruction auxiliary devices of double screen, including pedestal, main supporting table, adjusting rod, the second lead screw and display screen, the upper surface both sides of the main supporting table are additionally provided with holder, connecting rod is also rotatably connected on holder, one end of connecting rod is fixedly connected with display screen, and the other end of connecting rod is hinged on sliding block.The descending operation of the main supporting table of the device is simple and lifting is convenient, it is driven without power plant, energy conservation and environmental protection, pass through pull handle, to make rack start to move, rack and pinion engagement cooperation, to drive the second lead screw to start to rotate indirectly, pass through the pull direction of control handle, to change the direction of rotation of the second lead screw, adjusting slider moves up and down, to adjust the elevation angle of display screen, reflective problem caused by avoiding light from irradiating, simultaneously by the way that two groups of display screens are arranged, guided teaching can be synchronized to the student of classroom both sides, the student viewing of both sides is set to be more clear conveniently.
Description
Technical field
The present invention relates to teaching field, specifically a kind of adjustable education and instruction auxiliary device of double screen.
Background technology
The Web-based instruction is application of multimedia and network technology under certain didactics and thought guidance, by teacher, life,
Media etc. are polygon, multi-directional interaction and the collection to Teaching with Multi-media information, transmission, processing, shared, to realize instructional objective
A kind of teaching pattern.It imparts knowledge to students in a network environment, to embody students' ethics, be conducive to culture interest, inspiration lures
It leads and really mobilizing students participates in enthusiasm, initiative and the creativeness imparted knowledge to students.Student can be with autonomous learning, oneself dominates study
Rhythm, content, leave regular hour, space to the thinking of oneself, can also be to certain event repetitive learning, intensified learning effect
Fruit.Certainly, for the student of independent learning ability difference, also there is larger limitation.For example, utilizing the dynamic interaction of network
Feature will accomplish in the reasonable innovation essence imagined, excavate student for finding problems and shortcomings existing for student in time, playing student
It on the basis of refreshing and ability, or is made up amendment or is coached raising or guided culture, teacher is made
It combines closely, is truly realized from teaching object for the effect of guide and using student as both status of study owner
Actually set out.If exam-oriented education thought is applied to Web-based Instruction Environment, infinitely expand the capacity of network-based classroom instruction, instead
Student load can be aggravated, the reasonable imagination and creative thinking of student are strangled.
Generally required in the Web-based instruction and use electronic display, existing electronic display display when, often by
Cause student viewing experience poor in light problem, it is unintelligible when often leading to student viewing screen because of reflective problem.
Invention content
The purpose of the present invention is to provide a kind of adjustable education and instruction auxiliary devices of double screen, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides the following technical solutions：
A kind of adjustable education and instruction auxiliary device of double screen, including pedestal, main supporting table, adjusting rod, the second lead screw and
Display screen, the base upper surface left and right sides are arranged with riser, are rotated by bearing between the riser of the left and right sides
First lead screw is installed, the right end of the first lead screw is pierced by the riser positioned at right side and is fixedly connected with the first knob, the first lead screw
Left and right two parts screw thread on respectively screw thread left swivel nut and right sliding sleeve are installed, be additionally provided with the first sliding rail on the pedestal, first
The first sliding block is slidably fitted on sliding rail, the first sliding block is provided with two groups and left swivel nut and right sliding sleeve are slided with corresponding first respectively
Block is fixedly connected by connecting rod, and the upside of the left swivel nut and right sliding sleeve is hinged with supporting rod, is located at the supporting rod of both sides
The other end is also hinged with main supporting table, and supporting rod is hingedly mounted on the downside of main supporting table, and main supporting table inner hub location is logical
It crosses bearing block and is rotatablely equipped with main shaft, interference fit is equipped with gear on main shaft, and the rear side engagement of gear is connected with rack, rack
Rear side be additionally provided with adjusting rod, the equal level in both ends of adjusting rod is pierced by main supporting table, and the right end of adjusting rod is welded with handle, main shaft
Straight up and it is pierced by main supporting table, the upper end of main shaft is fixedly connected with the second lead screw by shaft coupling, screw thread on the second lead screw
Sliding block is installed, the upper surface both sides of the main supporting table are additionally provided with holder, are also rotatably connected to connecting rod on holder, and the one of connecting rod
End is fixedly connected with display screen, and the other end of connecting rod is hinged on sliding block.When needing to change height to device, by screwing the
One knob, to make the first lead screw start to rotate, since left and right two parts hand of spiral of the first lead screw is on the contrary, to make left spiral shell
Set and right sliding sleeve is opposite simultaneously or opposite direction movement, realizes the lifting of the main supporting table of main supporting table, easy to operate and lift
It is convenient, it is driven without power plant, energy conservation and environmental protection, by pull handle, to make rack start to move, rack and pinion engagement
Cooperation, to drive the second lead screw to start to rotate indirectly, by the pull direction of control handle, to change the rotation of the second lead screw
Turning direction, adjusting slider moves up and down, to adjust the elevation angle of display screen, reflective problem caused by avoiding light from irradiating, simultaneously
By the way that two groups of display screens are arranged, guided teaching can be synchronized to the student of classroom both sides, keep the student viewing of both sides more clear
Clear convenience.
As a further solution of the present invention：The Its lower side corner location is equipped with universal wheel.
As further scheme of the invention：Left and right two parts of first lead screw are tapped and centre position not
Tapping.
As further scheme of the invention：Left and right two parts hand of spiral of first lead screw is opposite.
As further scheme of the invention：It is hollow-core construction inside the main supporting table.
As further scheme of the invention：It is welded to connect between the adjusting rod and rack.
As further scheme of the invention：The left end of the adjusting rod is welded with limited block.
As further scheme of the invention：It is slidably connected between the adjusting rod and main supporting table.
As further scheme of the invention：It is rotatablely connected by bearing between the main shaft and main supporting table.
The present invention further scheme：It is fixedly connected by screw between the holder and main supporting table.
Compared with prior art, the beneficial effects of the invention are as follows：When needing to change height to device, by screwing first
Knob, to make the first lead screw start to rotate, since left and right two parts hand of spiral of the first lead screw is on the contrary, to make left swivel nut
With the opposite or opposite direction movement simultaneously of right sliding sleeve, the lifting of main supporting table is realized, easy to operate and lifting is convenient, without dynamic
Power apparatus drives, energy conservation and environmental protection, by pull handle, to make rack start to move, and rack and pinion engagement cooperation, between
Tape splicing moves the second lead screw and starts to rotate, and is adjusted by the pull direction of control handle to change the direction of rotation of the second lead screw
Sliding block moves up and down, to adjust the elevation angle of display screen, reflective problem caused by avoiding light from irradiating, while by being arranged two groups
Display screen can synchronize guided teaching to the student of classroom both sides, and the student viewing of both sides is made to be more clear conveniently.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the adjustable education and instruction auxiliary device of double screen.
Fig. 2 is the structural schematic diagram of the first lead screw in a kind of adjustable education and instruction auxiliary device of double screen.
Fig. 3 is the structural schematic diagram of a kind of adjustable education and instruction auxiliary device middle gear of double screen and rack cooperation.
In figure：1- pedestals, 2- universal wheels, 3- risers, the first lead screws of 4-, the first knobs of 5-, the left swivel nuts of 6-, the right swivel nuts of 7-,
The first sliding rails of 8-, the first sliding blocks of 9-, 10- supporting rods, the main supporting tables of 11-, 12- main shafts, 13- gears, 14- racks, 15- are adjusted
Bar, 16- handles, the second lead screws of 17-, 18- holders, 19- connecting rods, 20- sliding blocks, 21- display screens.
Specific implementation mode
The technical solution of this patent is described in more detail With reference to embodiment.
Please refer to Fig.1-3, a kind of adjustable education and instruction auxiliary device of double screen, including pedestal 1, main supporting table 11, adjust
Pole 15, the second lead screw 17 and display screen 21,1 downside corner location of the pedestal are equipped with universal wheel 2,1 upper table of the pedestal
It is arranged with riser 3 at left and right sides of face, the first lead screw 4 is rotatablely equipped with by bearing between the riser 3 of the left and right sides, the
Left and right two parts of one lead screw 4 are tapped and centre position not tapping, left and right two parts hand of spiral phase of the first lead screw 4
Instead, the right end of the first lead screw 4 is pierced by the riser 3 positioned at right side and is fixedly connected with the first knob 5, the left and right two of the first lead screw 4
Screw thread is equipped with left swivel nut 6 and right sliding sleeve 7 respectively on partial threads, and the first sliding rail 8, the first sliding rail 8 are additionally provided on the pedestal 1
On be slidably fitted with the first sliding block 9, the first sliding block 9 is provided with two groups and left swivel nut 6 and right sliding sleeve 7 are slided with corresponding first respectively
Block 9 is fixedly connected by connecting rod, and the upside of the left swivel nut 6 and right sliding sleeve 7 is hinged with supporting rod 10, is located at the support of both sides
The other end of bar 10 is also hinged with main supporting table 11, and supporting rod 10 is hingedly mounted on the downside of main supporting table 11, by screwing
One knob 5, to make the first lead screw 4 start to rotate, since left and right two parts hand of spiral of the first lead screw 4 is on the contrary, to make
Left swivel nut 6 and the opposite or opposite direction movement simultaneously of right sliding sleeve 7, realize the lifting of main supporting table 11.
11 inside of the main supporting table is hollow-core construction, and 11 inner hub location of main supporting table is rotatablely installed by bearing block
There is main shaft 12, be interference fitted on main shaft 12 and gear 13 is installed, the rear side of gear 13, which engages, is connected with rack 14, after rack 14
Side is additionally provided with adjusting rod 15, is welded to connect between adjusting rod 15 and rack 14, and the equal level in both ends of adjusting rod 15 is pierced by main support
The left end of platform 11, adjusting rod 15 is welded with limited block, and the right end of adjusting rod 15 is welded with handle 16, adjusting rod 15 and main supporting table
It is slidably connected between 11, main shaft 12 straight up and is pierced by main supporting table 11, passes through bearing between main shaft 12 and main supporting table 11
Rotation connection, the upper end of main shaft 12 are fixedly connected with the second lead screw 17 by shaft coupling, and screw thread is equipped with cunning on the second lead screw 17
The upper surface both sides of block 20, the main supporting table 11 are additionally provided with holder 18, solid by screw between holder 18 and main supporting table 11
Fixed connection, is also rotatably connected to connecting rod 19 on holder 18, and one end of connecting rod 19 is fixedly connected with display screen 21, connecting rod 19 it is another
End is hinged on sliding block 20；By pull handle 16, to make rack 14 start to move, rack 14 engages cooperation with gear 13,
To drive the second lead screw 17 to start to rotate indirectly, by the pull direction of control handle 16, to change the second lead screw 17
Direction of rotation, adjusting slider 20 move up and down, reflective caused by avoiding light from irradiating to ask to adjust the elevation angle of display screen 21
Topic, while by the way that two groups of display screens 21 are arranged, guided teaching can be synchronized to the student of classroom both sides, make the student views of both sides
It sees and is more clear conveniently.
The present invention operation principle be：When needing to change height to device, by screwing the first knob 5, to make the
One lead screw 4 starts to rotate, since left and right two parts hand of spiral of the first lead screw 4 is on the contrary, to make left swivel nut 6 and right sliding sleeve 7
The lifting of the main supporting table of main supporting table 11 is realized in the movement of opposite simultaneously or opposite direction, and easy to operate and lifting is convenient, is not necessarily to
Power plant drives, and energy conservation and environmental protection, by pull handle 16, to make rack 14 start to move, rack 14 is engaged with gear 13
Cooperation, to drive the second lead screw 17 to start to rotate indirectly, by the pull direction of control handle 16, to change the second lead screw
17 direction of rotation, adjusting slider 20 move up and down, reflective caused by avoiding light from irradiating to adjust the elevation angle of display screen 21
Problem, while by the way that two groups of display screens 21 are arranged, guided teaching can be synchronized to the student of classroom both sides, make the student of both sides
Viewing is more clear conveniently.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (10)
1. a kind of adjustable education and instruction auxiliary device of double screen, including pedestal (1), main supporting table (11), adjusting rod (15),
Two lead screws (17) and display screen (21), it is characterised in that：It is arranged with riser (3), position at left and right sides of pedestal (1) upper surface
The first lead screw (4) is rotatablely equipped with by bearing between the riser (3) of the left and right sides, the right end of the first lead screw (4) is pierced by position
In right side riser (3) and be fixedly connected with the first knob (5), on left and right two parts screw thread of the first lead screw (4) distinguish screw thread
Left swivel nut (6) and right sliding sleeve (7) are installed, the first sliding rail (8) is additionally provided on the pedestal (1), peace is slided on the first sliding rail (8)
Equipped with the first sliding block (9), the first sliding block (9) is provided with two groups and left swivel nut (6) and right sliding sleeve (7) are slided with corresponding first respectively
Block (9) is fixedly connected by connecting rod, and the upside of the left swivel nut (6) and right sliding sleeve (7) is hinged with supporting rod (10), is located at two
The other end of the supporting rod (10) of side is also hinged with main supporting table (11), and supporting rod (10) is hingedly mounted on main supporting table (11)
Downside, main supporting table (11) inner hub location are rotatablely equipped with main shaft (12) by bearing block, and main shaft is interference fitted on (12)
Gear (13) is installed, the rear side engagement of gear (13) is connected with rack (14), and rack is additionally provided with adjusting rod on rear side of (14)
(15), the equal level in both ends of adjusting rod (15) is pierced by main supporting table (11), and the right end of adjusting rod (15) is welded with handle (16), main
Axis (12) straight up and is pierced by main supporting table (11), the upper end of main shaft (12) is fixedly connected with the second lead screw by shaft coupling
(17), screw thread is equipped with sliding block (20) on the second lead screw (17), and the upper surface both sides of the main supporting table (11) are additionally provided with holder
(18), connecting rod (19) is also rotatably connected on holder (18), one end of connecting rod (19) is fixedly connected with display screen (21), connecting rod
(19) the other end is hinged on sliding block (20).
2. the adjustable education and instruction auxiliary device of a kind of double screen according to claim 1, it is characterised in that：The pedestal
(1) downside corner location is equipped with universal wheel (2).
3. the adjustable education and instruction auxiliary device of a kind of double screen according to claim 1, it is characterised in that：Described first
Left and right two parts of lead screw (4) are tapped and centre position not tapping.
4. the adjustable education and instruction auxiliary device of a kind of double screen according to claim 1, it is characterised in that：Described first
Left and right two parts hand of spiral of lead screw (4) is opposite.
5. the adjustable education and instruction auxiliary device of a kind of double screen according to claim 1, it is characterised in that：The main branch
Support inside platform (11) is hollow-core construction.
6. the adjustable education and instruction auxiliary device of a kind of double screen according to claim 1, it is characterised in that：The adjusting
It is welded to connect between bar (15) and rack (14).
7. the adjustable education and instruction auxiliary device of a kind of double screen according to claim 1, it is characterised in that：The adjusting
The left end of bar (15) is welded with limited block.
8. the adjustable education and instruction auxiliary device of a kind of double screen according to claim 1, it is characterised in that：The adjusting
It is slidably connected between bar (15) and main supporting table (11).
9. the adjustable education and instruction auxiliary device of a kind of double screen according to claim 1, it is characterised in that：The main shaft
(12) it is rotatablely connected by bearing between main supporting table (11).
10. the adjustable education and instruction auxiliary device of a kind of double screen according to claim 1, it is characterised in that：The branch
It is fixedly connected by screw between frame (18) and main supporting table (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810457723.2A CN108591722A (en) | 2018-05-14 | 2018-05-14 | A kind of adjustable education and instruction auxiliary device of double screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810457723.2A CN108591722A (en) | 2018-05-14 | 2018-05-14 | A kind of adjustable education and instruction auxiliary device of double screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108591722A true CN108591722A (en) | 2018-09-28 |
Family
ID=63637425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810457723.2A Pending CN108591722A (en) | 2018-05-14 | 2018-05-14 | A kind of adjustable education and instruction auxiliary device of double screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108591722A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521839A (en) * | 2018-11-10 | 2019-03-26 | 南昌科悦企业管理咨询有限公司 | A kind of tiltable formula computer display screen |
| CN109703019A (en) * | 2019-02-25 | 2019-05-03 | 李彩华 | It is a kind of to have the function of adjusting horizontal environment-friendly type 3D printer |
| CN111076038A (en) * | 2019-12-19 | 2020-04-28 | 安徽青松广告装饰有限公司 | Multistation projection type electronic billboard based on information technology |
| CN111365586A (en) * | 2020-03-05 | 2020-07-03 | 商洛学院 | Machine learning data acquisition equipment support convenient to adjust and method |
| CN112097043A (en) * | 2020-09-17 | 2020-12-18 | 杨桂 | Information display device for teaching |
| CN112303414A (en) * | 2020-11-04 | 2021-02-02 | 九江职业技术学院 | Integrated equipment for manufacturing automobile castings |
| CN112401475A (en) * | 2020-10-12 | 2021-02-26 | 江西现代职业技术学院 | Accounting teaching device and using method thereof |
| CN113898828A (en) * | 2021-09-09 | 2022-01-07 | 苏州华佑信息科技有限公司 | Display device for technical service |
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| US4653717A (en) * | 1985-04-24 | 1987-03-31 | Daedalus Industries, Inc. | Collapsible lightweight and rigidly compact multiple projector stand |
| CN206363599U (en) * | 2016-12-24 | 2017-07-28 | 铜仁学院 | One kind is based on college English Teaching vocabulary exhibiting device |
| CN107956973A (en) * | 2017-11-24 | 2018-04-24 | 重庆布兰科技有限公司 | A kind of internet intelligent meeting tablet |
| CN108005578A (en) * | 2017-12-23 | 2018-05-08 | 郑州国知网络技术有限公司 | A kind of gear regulating type various dimensions mining drilling equipment |
| CN207349720U (en) * | 2017-09-15 | 2018-05-11 | 合肥迅大信息技术有限公司 | A kind of IT application in education sector Special teaching experiment porch |
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Patent Citations (5)
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| US4653717A (en) * | 1985-04-24 | 1987-03-31 | Daedalus Industries, Inc. | Collapsible lightweight and rigidly compact multiple projector stand |
| CN206363599U (en) * | 2016-12-24 | 2017-07-28 | 铜仁学院 | One kind is based on college English Teaching vocabulary exhibiting device |
| CN207349720U (en) * | 2017-09-15 | 2018-05-11 | 合肥迅大信息技术有限公司 | A kind of IT application in education sector Special teaching experiment porch |
| CN107956973A (en) * | 2017-11-24 | 2018-04-24 | 重庆布兰科技有限公司 | A kind of internet intelligent meeting tablet |
| CN108005578A (en) * | 2017-12-23 | 2018-05-08 | 郑州国知网络技术有限公司 | A kind of gear regulating type various dimensions mining drilling equipment |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521839A (en) * | 2018-11-10 | 2019-03-26 | 南昌科悦企业管理咨询有限公司 | A kind of tiltable formula computer display screen |
| CN109521839B (en) * | 2018-11-10 | 2020-05-12 | 万翼方教育科技(江苏)有限公司 | Elevation angle adjustable computer display screen |
| CN109703019A (en) * | 2019-02-25 | 2019-05-03 | 李彩华 | It is a kind of to have the function of adjusting horizontal environment-friendly type 3D printer |
| CN111076038A (en) * | 2019-12-19 | 2020-04-28 | 安徽青松广告装饰有限公司 | Multistation projection type electronic billboard based on information technology |
| CN111365586A (en) * | 2020-03-05 | 2020-07-03 | 商洛学院 | Machine learning data acquisition equipment support convenient to adjust and method |
| CN112097043A (en) * | 2020-09-17 | 2020-12-18 | 杨桂 | Information display device for teaching |
| CN112401475A (en) * | 2020-10-12 | 2021-02-26 | 江西现代职业技术学院 | Accounting teaching device and using method thereof |
| CN112303414A (en) * | 2020-11-04 | 2021-02-02 | 九江职业技术学院 | Integrated equipment for manufacturing automobile castings |
| CN113898828A (en) * | 2021-09-09 | 2022-01-07 | 苏州华佑信息科技有限公司 | Display device for technical service |
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Application publication date: 20180928 |
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| RJ01 | Rejection of invention patent application after publication |