CN108758253A - A kind of education multimedia equipment frame - Google Patents
A kind of education multimedia equipment frame Download PDFInfo
- Publication number
- CN108758253A CN108758253A CN201810886731.9A CN201810886731A CN108758253A CN 108758253 A CN108758253 A CN 108758253A CN 201810886731 A CN201810886731 A CN 201810886731A CN 108758253 A CN108758253 A CN 108758253A
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- Prior art keywords
- welded
- multimedia equipment
- equipment frame
- sliding
- sliding block
- 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.)
- Withdrawn
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- 238000000034 method Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- F16M11/02—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
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electrically Operated Instructional Devices (AREA)
Abstract
The present invention provides a kind of education multimedia equipment frame, is related to education sector.Education multimedia equipment frame, including support plate, the side of the support plate outer surface is installed with the first sliding rail, the both sides of first sliding rail slidably connect the first sliding block, and one end of two the first sliding blocks has been fixedly connected with fixed plate, the middle side of the fixed plate is welded with the second sliding block, and second sliding block one end and the inner wall of the first sliding rail be slidably connected, the other side of the fixed plate is installed with fixed link, straight slot is offered at the top of the fixed link, and the inner cavity of straight slot is plugged with inserted link, the side of the inserted link outer surface is fixedly connected with supporting block.Education multimedia equipment frame passes through the mutual cooperation between these settings so that display screen can carry out the suitable height of up and down adjustment, while can carry out angular adjustment, so that student can see display screen, to be brought conveniently when instructor's teaching.
Description
Technical field
The present invention relates to field of Educational Technology, specially a kind of education multimedia equipment frame.
Background technology
Multimedia equipment frame is mainly used for Mobile multimedia teaching, the installation of the places such as enterprises and institutions' multimedia conferencing room
Electronic whiteboard and display screen are an accessory devices in mobile multimedia teaching and meeting hardware device.
China Patent Publication No. is a kind of multimedia education teaching aid disclosed in CN206133955U, which makes more
The equipment such as multi media for teaching display screen, projecting apparatus avoid it when carrying and collide with, shake the problem of damaging, and make it easy to move
It is dynamic, while can be kept properly, avoid it from dismantling repeatedly, damage risk caused by movement, but this equipment is not easy to display
Screen carries out height up and down and is not easy to adjust angle simultaneously, and then is made troubles for instructor when imparting knowledge to students.
Invention content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of education multimedia equipment frame, display screen is solved not
The problem of convenient for adjusting height and angle.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：A kind of education multimedia equipment frame,
Including support plate, the side of the support plate outer surface is installed with the first sliding rail, and the both sides of first sliding rail are slided
It is connected with the first sliding block, and one end of two the first sliding blocks has been fixedly connected with fixed plate, the middle side of the fixed plate is welded with
Second sliding block, and one end of the second sliding block and the inner wall of the first sliding rail are slidably connected, the other side of the fixed plate is fixedly mounted
There is fixed link, offer straight slot at the top of the fixed link, and the inner cavity of straight slot is plugged with inserted link, the one of the inserted link outer surface
Side is fixedly connected with supporting block, and the other side of the inserted link outer surface is socketed with extension spring, the top of the extension spring with
The lower surface of fixed link is fixedly mounted, and the bottom end of extension spring and the top of supporting block are welded, and one end of the inserted link extends
To the outer surface of fixed link and it is welded with pull rod, offers equally distributed slot at the top of first sliding rail, and inserted link
The other end sequentially passes through fixed plate and the first sliding block and the inner cavity for extending to slot, and the both sides of fixed plate outer surface are fixed
Folding stand is installed, and one end of two folding stands is welded with display screen.
Preferably, the both sides of the support plate bottom are installed with connecting plate, and the both sides of connecting plate bottom are solid
Surely it is connected with pole.
Preferably, the bottom end of two poles has been respectively articulated with universal wheel, and is welded with cross bar between two poles, institute
The inside for stating cross bar offers through-hole.
Preferably, the inner cavity of the through-hole is welded with round rail, and the both sides of the round rail slidably connect third sliding block.
Preferably, threaded rod is welded between the third sliding block, the top of the threaded rod extends to the appearance of cross bar
Face.
Preferably, the outer surface thread of the threaded rod is connected with threaded block, and the both ends of the threaded block are fixedly mounted
There is Four-slider.
Preferably, one end of the Four-slider slidably connects the second sliding rail, the both sides welding of the threaded block bottom
There is connecting rod, and the bottom end of two connecting rods has been fixedly connected with support leg.
Preferably, the bottom end of the threaded rod runs through threaded block and extends to the outer surface of threaded block.
(3) advantageous effect
The present invention provides a kind of education multimedia equipment framves.Has following advantageous effect：
1, education multimedia equipment frame, by being provided with the first sliding rail, the first sliding block and fixed plate so that fixed plate
By being slidably connected for the first sliding rail and the first sliding block, can carry out being moved up and down, coordinate simultaneously, the second sliding block, inserted link,
Slot and extension spring so that inserted link carries out plugged and fixed by the elastic force of extension spring to slot, and coordinates folding stand so that
Display screen can be carried out angular adjustment up and down, pass through the mutual cooperation between these settings so that display screen can carry out
It is lower to adjust suitable height, while angular adjustment can be carried out, so that student can see display screen, taught for instructor
It brings in class hour conveniently.
2, education multimedia equipment frame, by being provided with pole and universal wheel so that whole device is moved easily, together
Shi Peihe cross bars, circle rail, third sliding block and threaded rod, threaded rod are slidably connected by circle rail and third sliding block so as to spiral shell
Rasp bar is limited, and will not be moved up and down, and matching thread block, connecting rod and support leg so that threaded rod drive threaded block into
Row rotation, while by the way that being slidably connected for the second sliding rail and Four-slider is arranged so that threaded block is limited, Zhi Nengjin
Row moves up and down, and passes through the mutual cooperation between these settings so that support leg offsets with ground, and branch is provided for whole device
Support acts on, and then in device when being worked, can keep stable and easy to operate.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the side view of the first sliding rail of the invention；
Fig. 3 is the enlarged drawing of A in Fig. 1 of the present invention.
In figure：1 support plate, 2 first sliding rails, 3 first sliding blocks, 4 fixed plates, 5 second sliding blocks, 6 fixed links, 7 straight slots, 8 are inserted
It is bar, 9 supporting blocks, 10 extension springs, 11 pull rods, 12 slots, 13 folding stands, 14 display screens, 15 connecting plates, 16 poles, 17 universal
Wheel, 18 cross bars, 19 through-holes, 20 circle rails, 21 third sliding blocks, 22 threaded rods, 23 threaded blocks, 24 Four-sliders, 25 second sliding rails, 26
Connecting rod, 27 support legs.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of education multimedia equipment frame, including support plate
1, the both sides of 1 bottom of support plate are installed with connecting plate 15, and the both sides of 15 bottom of connecting plate have been fixedly connected with pole
16, the bottom end of two poles 16 has been respectively articulated with universal wheel 17, by being provided with pole 16 and universal wheel 17 so that whole device
It is moved easily, and is welded with cross bar 18 between two poles 16, the inside of cross bar 18 offers through-hole 19, the inner cavity weldering of through-hole 19
It is connected to round rail 20, the both sides of circle rail 20 slidably connect third sliding block 21, threaded rod 22, spiral shell are welded between third sliding block 21
The top of rasp bar 22 extends to the outer surface of cross bar 18, while coordinating cross bar 18, circle rail 20, third sliding block 21 and threaded rod 22,
Threaded rod 22 is slidably connected by circle rail 20 and third sliding block 21 so that and threaded rod 22 is limited, will not be moved up and down,
The outer surface thread of threaded rod 22 is connected with threaded block 23, and the both ends of threaded block 23 are installed with Four-slider 24, and the 4th
One end of sliding block 24 slidably connects the second sliding rail 25, while the sliding by the way that the second sliding rail 25 and Four-slider 24 is arranged connects
It connects so that threaded block 23 is limited, can only be moved up and down, the mutual cooperation between these settings is passed through so that
Support leg 27 offsets with ground, provides supporting role for whole device, and then in device when being worked, can keep steady
Fixed and easy to operate, the both sides of 23 bottom of threaded block are welded with connecting rod 26, and the bottom end of two connecting rods 26 is fixedly connected with
There are support leg 27, and matching thread block 23, connecting rod 26 and support leg 27 so that threaded rod 22 drives 23 turns of threaded block
Dynamic, the side of 1 outer surface of support plate is installed with the first sliding rail 2, and the both sides of the first sliding rail 2 slidably connect the first sliding block
3, and one end of two the first sliding blocks 3 has been fixedly connected with fixed plate 4, by being provided with the first sliding rail 2, the first sliding block 3 and solid
Fixed board 4 so that fixed plate 4 is slidably connected by the first sliding rail 2 and the first sliding block 3, can carry out being moved up and down, fixed
The middle side of plate 4 is welded with the second sliding block 5, and one end of the second sliding block 5 and the inner wall of the first sliding rail 2 are slidably connected, fixed plate 4
The other side is installed with fixed link 6, and the top of fixed link 6 offers straight slot 7, and the inner cavity of straight slot 7 is plugged with inserted link 8, inserts
The side of 8 outer surface of bar is fixedly connected with supporting block 9, and the other side of 8 outer surface of inserted link is socketed with extension spring 10, extension spring
10 top is fixedly mounted with the lower surface of fixed link 6, and the bottom end of extension spring 10 and the top of supporting block 9 are welded, inserted link 8
One end extend to the outer surface of fixed link 6 and be welded with pull rod 11, coordinate simultaneously, the second sliding block 5, inserted link 8, slot 12 and draw
Stretch spring 10 so that inserted link 8 carries out plugged and fixed by the elastic force of extension spring 10 to slot 12, and the top of the first sliding rail 2 is opened
The other end equipped with equally distributed slot 12, and inserted link 8 sequentially passes through fixed plate 4 and the first sliding block 3 and extends to slot 12
Inner cavity, the both sides of 4 outer surface of fixed plate are installed with folding stand 13, and one end of two folding stands 13 be welded with it is aobvious
Display screen 14, and coordinate folding stand 13 so that display screen 14 can be carried out angular adjustment up and down, pass through the phase between these settings
Mutually cooperation so that display screen 14 can carry out the suitable height of up and down adjustment, while can carry out angular adjustment, so that learning
Life can see display screen 14, to be brought conveniently when instructor's teaching, in use, if desired carrying out angle to display screen 14
When being adjusted with height, pull rod 11 is pulled outward first, pull rod 11 drives inserted link 8 to move outward, and supporting block 9 is to stretching bullet
Spring 10 carries out extruding compression, until inserted link 8 is detached from slot 12, then moves up or down fixed plate 4 and display screen 14,
Fixed plate 4 drives two the first sliding blocks 3 and the second sliding block 5 to be slided upward or downward in the inner wall of the first sliding rail 2, until sliding
Suitable height, releasing lever 11 are moved, extension spring 10 automatically resets, and drives interior sidesway of the inserted link 8 to the first sliding rail 2
It is dynamic, until inserted link 8 and 12 grafting of slot, then carry out angular adjustment by display screen 14 again, rotate upward or downward, folding rod into
Row shortens or elongates, and when if desired device is static mobile, first rotates threaded rod 22, and threaded rod 22 drives threaded block
23 and connecting rod 26 moved down, while two third sliding blocks 21 are in the inner wall slide downward of two the second sliding rails 25, this
When connecting rod 26 drive support leg 27 to move down, until support leg 27 offsets with ground.
Operation principle：In use, when if desired carrying out angle and height adjusting to display screen 14, it is first that pull rod 11 is outside
Layback is dynamic, and pull rod 11 drives inserted link 8 to move outward, and supporting block 9 carries out extruding compression to extension spring 10, until inserted link 8 with
Slot 12 is detached from, and then moves up or down fixed plate 4 and display screen 14, and fixed plate 4 drives two the first sliding blocks 3 and the
Two sliding blocks 5 are slided upward or downward in the inner wall of the first sliding rail 2, until sliding into suitable height, releasing lever 11 is drawn
It stretches spring 10 to automatically reset, drives medial movement of the inserted link 8 to the first sliding rail 2, until inserted link 8 and 12 grafting of slot, so
Display screen 14 is subjected to angular adjustment again afterwards, is rotated upward or downward, folding rod is shortened or elongated, and if desired device is quiet
When only moving, threaded rod 22 is rotated first, threaded rod 22 drives threaded block 23 and connecting rod 26 to be moved down, together
When two third sliding blocks 21 in the inner wall slide downward of two the second sliding rails 25, connecting rod 26 drives support leg 27 to moving down at this time
It is dynamic, until support leg 27 offsets with ground.
In conclusion education multimedia equipment frame, by being provided with the first sliding rail 2, the first sliding block 3 and fixed plate 4,
So that being slidably connected by the first sliding rail 2 and the first sliding block 3 of fixed plate 4, can carry out being moved up and down, coordinate simultaneously,
Second sliding block 5, inserted link 8, slot 12 and extension spring 10 so that inserted link 8 carries out slot 12 by the elastic force of extension spring 10
Plugged and fixed, and coordinate folding stand 13 so that display screen 14 can be carried out angular adjustment up and down, by between these settings
It cooperating so that display screen 14 can carry out the suitable height of up and down adjustment, while can carry out angular adjustment, so that
Student can see display screen 14, to be brought conveniently when instructor's teaching.
Also, education multimedia equipment frame, by being provided with pole 16 and universal wheel 17 so that whole device is convenient
It is mobile, while coordinating cross bar 18, circle rail 20, third sliding block 21 and threaded rod 22, threaded rod 22 passes through circle rail 20 and third sliding block
21 are slidably connected so that limit, will not move up and down to threaded rod 22, and matching thread block 23, connecting rod 26 and branch
Spike 27 so that threaded rod 22 drives threaded block 23 to be rotated, while by the way that the second sliding rail 25 and Four-slider 24 is arranged
It is slidably connected so that threaded block 23 is limited, can only be moved up and down, the phase interworking between these settings is passed through
It closes so that support leg 27 offsets with ground, provides supporting role for whole device, and then in device when being worked, can
To keep stablizing, and it is easy to operate.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of education multimedia equipment frame, including support plate (1), it is characterised in that：The one of support plate (1) outer surface
Side is installed with the first sliding rail (2), and the both sides of first sliding rail (2) slidably connect the first sliding block (3), and two
One end of one sliding block (3) has been fixedly connected with fixed plate (4), and the middle side of the fixed plate (4) is welded with the second sliding block (5), and
One end of second sliding block (5) and the inner wall of the first sliding rail (2) are slidably connected, and the other side of the fixed plate (4) is installed with
Fixed link (6) offers straight slot (7) at the top of the fixed link (6), and the inner cavity of straight slot (7) is plugged with inserted link (8), described
The side of inserted link (8) outer surface is fixedly connected with supporting block (9), and the other side of inserted link (8) outer surface is socketed with stretching bullet
Spring (10), the top of the extension spring (10) is fixedly mounted with the lower surface of fixed link (6), and the bottom end of extension spring (10)
It is welded with the top of supporting block (9), one end of the inserted link (8) extends to the outer surface of fixed link (6) and is welded with pull rod
(11), equally distributed slot (12) is offered at the top of first sliding rail (2), and the other end of inserted link (8) sequentially passes through
The both sides of fixed plate (4) and the first sliding block (3) and the inner cavity for extending to slot (12), fixed plate (4) outer surface are fixed
Folding stand (13) is installed, and one end of two folding stands (13) is welded with display screen (14).
2. a kind of education multimedia equipment frame according to claim 1, it is characterised in that：Support plate (1) bottom
Both sides be installed with connecting plate (15), and the both sides of connecting plate (15) bottom have been fixedly connected with pole (16).
3. a kind of education multimedia equipment frame according to claim 2, it is characterised in that：Two poles (16)
Bottom end has been respectively articulated with universal wheel (17), and cross bar (18) is welded between two poles (16), the inside of the cross bar (18)
Offer through-hole (19).
4. a kind of education multimedia equipment frame according to claim 3, it is characterised in that：The inner cavity of the through-hole (19)
It is welded with round rail (20), the both sides of the round rail (20) slidably connect third sliding block (21).
5. a kind of education multimedia equipment frame according to claim 4, it is characterised in that：Two third sliding blocks
(21) threaded rod (22) is welded between, the top of the threaded rod (22) extends to the outer surface of cross bar (18).
6. a kind of education multimedia equipment frame according to claim 5, it is characterised in that：Outside the threaded rod (22)
Thread surface is connected with threaded block (23), and the both ends of the threaded block (23) are installed with Four-slider (24).
7. a kind of education multimedia equipment frame according to claim 6, it is characterised in that：The Four-slider (24)
One end slidably connects the second sliding rail (25), and the both sides of threaded block (23) bottom are welded with connecting rod (26), and two companies
The bottom end of extension bar (26) has been fixedly connected with support leg (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810886731.9A CN108758253A (en) | 2018-08-06 | 2018-08-06 | A kind of education multimedia equipment frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810886731.9A CN108758253A (en) | 2018-08-06 | 2018-08-06 | A kind of education multimedia equipment frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108758253A true CN108758253A (en) | 2018-11-06 |
Family
ID=63969119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810886731.9A Withdrawn CN108758253A (en) | 2018-08-06 | 2018-08-06 | A kind of education multimedia equipment frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108758253A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375171A (en) * | 2019-07-03 | 2019-10-25 | 江苏城西宝兴教育产业发展有限公司 | A kind of display device applied to CAI software |
| CN111795271A (en) * | 2020-07-10 | 2020-10-20 | 重庆三峡学院 | Information acquisition equipment for campus thing networking |
| CN112923184A (en) * | 2021-01-28 | 2021-06-08 | 新疆大学 | Energy-concerving and environment-protective type solar energy culture media display device of multi-angle show |
| CN113175601A (en) * | 2021-04-25 | 2021-07-27 | 深圳市智城新基建产业控股有限公司 | Adjustable information display device that education and training was used |
-
2018
- 2018-08-06 CN CN201810886731.9A patent/CN108758253A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375171A (en) * | 2019-07-03 | 2019-10-25 | 江苏城西宝兴教育产业发展有限公司 | A kind of display device applied to CAI software |
| CN111795271A (en) * | 2020-07-10 | 2020-10-20 | 重庆三峡学院 | Information acquisition equipment for campus thing networking |
| CN112923184A (en) * | 2021-01-28 | 2021-06-08 | 新疆大学 | Energy-concerving and environment-protective type solar energy culture media display device of multi-angle show |
| CN113175601A (en) * | 2021-04-25 | 2021-07-27 | 深圳市智城新基建产业控股有限公司 | Adjustable information display device that education and training was used |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181106 |
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| WW01 | Invention patent application withdrawn after publication |