CN109027613B - But integrated teaching equipment support of free montage - Google Patents
But integrated teaching equipment support of free montage Download PDFInfo
- Publication number
- CN109027613B CN109027613B CN201810957398.6A CN201810957398A CN109027613B CN 109027613 B CN109027613 B CN 109027613B CN 201810957398 A CN201810957398 A CN 201810957398A CN 109027613 B CN109027613 B CN 109027613B
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- supporting
- plate
- side plate
- supporting side
- rod
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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
- F16M11/20—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
- F16M11/26—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 telescoping, with or without folding
- F16M11/32—Undercarriages for supports with three or more telescoping legs
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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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
Abstract
The invention provides an integrated teaching equipment support capable of being freely assembled, which comprises a supporting bottom plate, a supporting top plate, a first supporting side plate, a second supporting side plate, a partition plate and supporting legs, wherein the first supporting side plate is connected with the second supporting side plate through the supporting bottom plate; two first guide rods are arranged below the supporting top plate in parallel, and a first sleeve ring is sleeved on each first guide rod; two second guide rods are arranged below the supporting bottom plate in parallel, and second lantern rings are sleeved on the second guide rods; four corners of the partition plate are respectively provided with a guide plate, and the four guide plates are respectively sleeved on the corresponding first guide rod and the second guide rod; the front ends of the first supporting side plate and the second supporting side plate are respectively provided with a front limiting mechanism, and the rear ends of the first supporting side plate and the second supporting side plate are provided with a rear limiting mechanism.
Description
Technical Field
The invention relates to an integrated teaching equipment support capable of being freely assembled and connected, in particular to the technical field of mechanical equipment.
Background
Because present big screen throws the maturity of showing technique and touch screen control technique, present multimedia classroom often all is furnished with liquid crystal display's all-in-one and is used for giving lessons to replace traditional projecting apparatus and curtain, because the reason LCD screen that the classroom equipment needs often to use is often fixed on the wall, when needing to maintain the LCD screen, it is troublesome to dismantle the difficulty, needs to have a convenient dismantlement, can simply assemble the device that conveniently gives lessons.
Patent CN 201410639309.5 discloses a remove support and multimedia all-in-one suitable for multimedia all-in-one, should remove the support by base, pillar, place the platform, hang the body and mainly constitute, the base is used for supporting whole removal support, and the integration is connected on pillar lower extreme and the base for supporting place the platform and hang the body, place a lower surface and be connected with the pillar integration, the side elevation is connected with hanging the body integration, hangs and installs the draw-in groove on the body, this draw-in groove passes through the screw mounting on hanging the body. Through the hanging device of the multimedia all-in-one machine, the hanging device can be directly clamped and embedded in the clamping groove of the hanging body, the problem that a platform needs to be placed according to the size customization of different multimedia all-in-one machines or a wall hanging frame needs to be installed in site construction is avoided, and the hanging device is simple and convenient, is suitable for various sizes and is high in repeated utilization rate.
Patent CN201520204932.8 discloses a multifunctional integrated machine movable support, including base, universal steamboat and support, its characterized in that: the support is of a plate-shaped structure, a U-shaped notch in the vertical direction is formed in the middle of the support, a sliding block is arranged in the notch through a rail, a sliding block positioning pin is arranged on the side face of the support, an article placing table is arranged on the support and in front of the notch, and a supporting plate, a fixing hole and a hanging rod transversely inserted into the sliding block are arranged on the upper portion of the sliding block. Overcome prior art's not enough, the project organization is reasonable, changes original all-in-one support into the slide rail formula can convenient and fast height-adjusting, is equipped with article simultaneously and places the platform and place other article, and backup pad, fixed orifices and violently insert the all-in-one in order appearing on the slider in the design of hanging the pole can basically match market, and the commonality is high, and application scope is wide.
However, the above structure has poor stability, and is easy to topple over during use, which causes damage to the equipment.
Disclosure of Invention
The invention provides an integrated teaching equipment bracket capable of being freely assembled, which is simple and convenient to disassemble and assemble, easy to move, space-saving and cost-saving, convenient for a teacher to give lessons and keep the attractiveness of the whole teaching classroom, convenient to install and practical.
The specific technical scheme is as follows:
the integrated teaching equipment support capable of being freely assembled comprises a supporting bottom plate, a supporting top plate, a first supporting side plate, a second supporting side plate, a partition plate and supporting legs;
the supporting top plate is arranged below the supporting bottom plate in parallel, two first inserting grooves are arranged below the supporting top plate in parallel, two second inserting grooves are arranged above the supporting bottom plate in parallel, the first inserting grooves and the second inserting grooves are correspondingly arranged, the first supporting side plate and the second supporting side plate are respectively inserted and fixed between the first inserting grooves and the second inserting grooves which are opposite, and the first supporting side plate is positioned on the left side of the second supporting side plate;
two first guide rods are arranged below the supporting top plate in parallel, a first sleeve ring is sleeved on each first guide rod, and the first sleeve ring is fixed on the supporting top plate; two second guide rods are arranged below the supporting bottom plate in parallel, a second sleeve ring is sleeved on the second guide rods, and the second sleeve ring is fixed on the supporting bottom plate;
four corners of the partition plate are respectively provided with a guide plate, and the four guide plates are respectively sleeved on the corresponding first guide rod and the second guide rod, so that the partition plate can move back and forth along the first guide rod and the second guide rod;
the front ends of the first supporting side plate and the second supporting side plate are respectively provided with a front limiting mechanism, and the rear ends of the first supporting side plate and the second supporting side plate are provided with a rear limiting mechanism;
on the first supporting side plate, the front limiting mechanism comprises a front baffle, the front baffle is rotatably arranged in a first adjusting groove at the front end of the first supporting side plate through a first rotating shaft, a first positioning block is arranged on the right side wall of the front baffle and is perpendicular to the front baffle, and a first inserting channel is arranged on the first positioning block;
a first inserting rod is arranged behind the first adjusting groove, penetrates through a second inserting channel on the first supporting side plate and can be inserted into the first inserting channel;
a second adjusting groove is formed in the middle of the second inserting channel and extends towards the periphery, a plurality of third guide rods are arranged in the second adjusting groove in parallel, a circle of pressing ring is arranged on the outer wall of the first inserting rod, the pressing ring is slidably sleeved on the third guide rods, springs are sleeved on the third guide rods, and the springs are pressed on the pressing ring and the groove walls of the second adjusting groove;
when the front baffle rotates to be vertical to the first supporting side plate, the first inserting channel and the second inserting channel are correspondingly arranged, the first inserting rod is inserted and fixed in the first inserting channel, and the spring is in a compressed state; when the front baffle needs to be opened, the first inserting rod is pulled leftwards, and the front baffle is rotated;
the front limiting mechanism on the second supporting side plate is identical to the front limiting mechanism on the first supporting side plate in structure and is arranged in a mirror image mode;
the rear limiting mechanism comprises a rear baffle plate, the rear ends of the first supporting side plate and the second supporting side plate are respectively provided with a third adjusting groove, a fourth guide rod is arranged in the third adjusting groove, and two ends of the rear baffle plate are sleeved on the fourth guide rod, so that the rear baffle plate can move up and down along the fourth guide rod;
a deflector rod is rotatably arranged below the fourth guide rod through a second rotating shaft, an inserting block is arranged on the deflector rod, and when the deflector rod rotates to be parallel to the rear baffle, the inserting block can be inserted into a positioning slot at the bottom of the rear baffle;
the arm brace is fixed below the supporting bottom plate, and the arm brace is provided with a caster with a brake.
Furthermore, the front end of the supporting bottom plate is provided with a front limiting plate.
Furthermore, a heat dissipation screen plate is arranged on the partition plate.
Furthermore, the supporting feet are composed of telescopic rods.
Furthermore, at least two fifth guide rods are arranged on the right side of the second supporting side plate, a mouse tray is movably arranged on the fifth guide rods, and the mouse tray is fixed through a fixing structure.
Further, fixed knot constructs including last fagging, lower lantern ring and connecting rod, is equipped with magnet on going up the fagging, goes up the fagging and passes through magnet absorption and be equipped with the iron fixed slot in mouse tray bottom, and lower lantern ring overlaps to be established on fifth guide arm, and the rotatable fixing of connecting rod is between last fagging and lower lantern ring, and lower lantern ring passes through the pin to be fixed on fifth guide arm, is equipped with a plurality of jacks that agree with mutually with the pin on the fifth guide arm.
Furthermore, a UPS power supply is also arranged on the second supporting side plate.
Furthermore, the liquid crystal display screen is arranged in front of the partition plate, the mainframe box is arranged behind the partition plate, and the mouse is placed on the mouse tray.
The using method of the invention is as follows:
the height of the whole teaching machine can be adjusted by the four supporting feet with the telescopic function, the four supporting feet move through trundles, the partition plate and the front limiting mechanism are used for fixedly placing the integrated machine or the liquid crystal display screen, the partition plate and the rear limiting mechanism are used for placing the mainframe box, and the front position and the rear position of the partition plate can be adjusted;
when a teacher gives a class, the mainframe box at the rear part of the liquid crystal display screen is opened, the screen is pushed by the trundles, the class can be given while the class is given to all students by moving the liquid crystal display screen, and a teacher can control a mouse by lifting a mouse tray and find a position suitable for the teacher by adjusting the height of the teacher; when the lecturer finishes teaching, the liquid crystal screen can be moved to other places for continuing teaching, so that a blackboard in a classroom is not shielded, and the space of the classroom is fully utilized.
The invention has the beneficial effects that:
the invention has simple structure, convenient installation, simple disassembly and assembly, easy movement, space and cost saving, and can facilitate the lecturer to give lessons and keep the beauty of the whole lecture classroom.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a horizontal sectional view of the present invention.
Fig. 3 is an enlarged view of a portion a of fig. 2.
Fig. 4 is a vertical sectional view of the rear limiting mechanism.
Fig. 5 is an enlarged view of a portion B of fig. 1.
Detailed Description
In order to make the technical scheme of the invention clearer and clearer, the invention is further described with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent replacement and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention.
Reference numerals
The device comprises a supporting bottom plate 1, a supporting top plate 2, a first supporting side plate 3, a second supporting side plate 4, a partition plate 5, a supporting foot 6, a first inserting groove 7, a second inserting groove 8, a first guide rod 9, a first collar 10, a second guide rod 11, a second collar 12, a guide plate 13, a front limiting mechanism 14, a rear limiting mechanism 15, a front baffle plate 16, a first rotating shaft 17, a first adjusting groove 18, a first positioning block 19, a first inserting channel 20, a first inserting rod 21, a second adjusting groove 22, a third guide rod 23, a pressing ring 24, a spring 25, a rear baffle plate 26, a third adjusting groove 27, a fourth guide rod 28, a shifting rod 29, an inserting block 30, a caster 31, a front limiting plate 32, a heat dissipation screen plate 33, a fifth guide rod 34, a mouse tray 35, an upper supporting plate 36, a lower collar 37, a connecting rod 38, a pin 39 and a UPS 40.
As shown in the figure, the integrated teaching equipment support capable of being freely assembled comprises a supporting bottom plate 1, a supporting top plate 2, a first supporting side plate 3, a second supporting side plate 4, a partition plate 5 and supporting legs 6;
the supporting top plate is arranged below the supporting bottom plate in parallel, two first inserting grooves 7 are arranged below the supporting top plate in parallel, two second inserting grooves 8 are arranged above the supporting bottom plate in parallel, the first inserting grooves and the second inserting grooves are correspondingly arranged, the first supporting side plate and the second supporting side plate are respectively inserted and fixed between the first inserting grooves and the second inserting grooves which are opposite, and the first supporting side plate is positioned on the left side of the second supporting side plate;
two first guide rods 9 are arranged below the supporting top plate in parallel, a first lantern ring 10 is sleeved on each first guide rod, and the first lantern ring is fixed on the supporting top plate; two second guide rods 11 are arranged below the supporting bottom plate in parallel, and second sleeve rings 12 are sleeved on the second guide rods and fixed on the supporting bottom plate;
four corners of the partition plate are respectively provided with a guide plate 13, and the four guide plates are respectively sleeved on the corresponding first guide rod and the second guide rod, so that the partition plate can move back and forth along the first guide rod and the second guide rod;
the front ends of the first supporting side plate and the second supporting side plate are respectively provided with a front limiting mechanism 14, and the rear ends of the first supporting side plate and the second supporting side plate are provided with a rear limiting mechanism 15;
on the first supporting side plate, the front limiting mechanism comprises a front baffle 16, the front baffle is rotatably arranged in a first adjusting groove 18 positioned at the front end of the first supporting side plate through a first rotating shaft 17, a first positioning block 19 is arranged on the right side wall of the front baffle, the first positioning block is perpendicular to the front baffle, and a first inserting channel 20 is arranged on the first positioning block;
a first inserting rod 21 is arranged behind the first adjusting groove, penetrates through a second inserting channel on the first supporting side plate and can be inserted into the first inserting channel;
a second adjusting groove 22 is formed in the middle of the second inserting channel and extends towards the periphery, a plurality of third guide rods 23 are arranged in the second adjusting groove in parallel, a circle of pressing ring 24 is arranged on the outer wall of the first inserting rod, the pressing ring is slidably sleeved on the third guide rods, springs 25 are sleeved on the third guide rods, and the springs are pressed on the pressing ring and the groove walls of the second adjusting groove;
when the front baffle rotates to be vertical to the first supporting side plate, the first inserting channel and the second inserting channel are correspondingly arranged, the first inserting rod is inserted and fixed in the first inserting channel, and the spring is in a compressed state; when the front baffle needs to be opened, the first inserting rod is pulled leftwards, and the front baffle is rotated;
the front limiting mechanism on the second supporting side plate is identical to the front limiting mechanism on the first supporting side plate in structure and is arranged in a mirror image mode;
the rear limiting mechanism comprises a rear baffle 26, the rear ends of the first supporting side plate and the second supporting side plate are respectively provided with a third adjusting groove 27, a fourth guide rod 28 is arranged in the third adjusting groove, and two ends of the rear baffle are sleeved on the fourth guide rod, so that the rear baffle can move up and down along the fourth guide rod;
a deflector rod 29 is rotatably arranged below the fourth guide rod through a second rotating shaft, an inserting block 30 is arranged on the deflector rod, and when the deflector rod rotates to be parallel to the rear baffle, the inserting block can be inserted into a positioning slot at the bottom of the rear baffle;
the supporting legs are fixed below the supporting bottom plate, and the supporting legs are provided with trundles 31 with brakes.
Further, a front limiting plate 32 is arranged at the front end of the supporting bottom plate.
Further, a heat dissipation screen plate 33 is arranged on the partition plate.
Furthermore, the supporting feet are composed of telescopic rods.
Furthermore, at least two fifth guide rods 34 are arranged on the right side of the second supporting side plate, a mouse tray 35 is movably arranged on the fifth guide rods, and the mouse tray is fixed through a fixing structure.
Further, the fixing structure comprises an upper supporting plate 36, a lower sleeve ring 37 and a connecting rod 38, wherein a magnet is arranged on the upper supporting plate, the upper supporting plate is adsorbed at the bottom of the mouse tray through the magnet and is provided with an iron fixing groove, the lower sleeve ring is sleeved on a fifth guide rod, the connecting rod is rotatably fixed between the upper supporting plate and the lower sleeve ring, the lower sleeve ring is fixed on the fifth guide rod through a pin 39, and a plurality of jacks matched with the pin are formed in the fifth guide rod.
Further, a UPS power source 40 is further provided on the second supporting side plate.
Furthermore, the liquid crystal display screen is arranged in front of the partition plate, the mainframe box is arranged behind the partition plate, and the mouse is placed on the mouse tray.
The using method of the invention is as follows:
the height of the whole teaching machine can be adjusted by the four supporting feet with the telescopic function, the four supporting feet move through trundles, the partition plate and the front limiting mechanism are used for fixedly placing the integrated machine or the liquid crystal display screen, the partition plate and the rear limiting mechanism are used for placing the mainframe box, and the front position and the rear position of the partition plate can be adjusted;
when a teacher gives a class, the mainframe box at the rear part of the liquid crystal display screen is opened, the screen is pushed by the trundles, the class can be given while the class is given to all students by moving the liquid crystal display screen, and a teacher can control a mouse by lifting a mouse tray and find a position suitable for the teacher by adjusting the height of the teacher; when the lecturer finishes teaching, the liquid crystal screen can be moved to other places for continuing teaching, so that a blackboard in a classroom is not shielded, and the space of the classroom is fully utilized.
Claims (7)
1. The integrated teaching equipment support capable of being freely assembled and connected is characterized by comprising a supporting bottom plate, a supporting top plate, a first supporting side plate, a second supporting side plate, a partition plate and supporting legs;
the supporting top plate is arranged below the supporting bottom plate in parallel, two first inserting grooves are arranged below the supporting top plate in parallel, two second inserting grooves are arranged above the supporting bottom plate in parallel, the first inserting grooves and the second inserting grooves are correspondingly arranged, the first supporting side plate and the second supporting side plate are respectively inserted and fixed between the first inserting grooves and the second inserting grooves which are opposite, and the first supporting side plate is positioned on the left side of the second supporting side plate;
two first guide rods are arranged below the supporting top plate in parallel, a first sleeve ring is sleeved on each first guide rod, and the first sleeve ring is fixed on the supporting top plate; two second guide rods are arranged below the supporting bottom plate in parallel, a second sleeve ring is sleeved on the second guide rods, and the second sleeve ring is fixed on the supporting bottom plate;
four corners of the partition plate are respectively provided with a guide plate, and the four guide plates are respectively sleeved on the corresponding first guide rod and the second guide rod, so that the partition plate can move back and forth along the first guide rod and the second guide rod;
the front ends of the first supporting side plate and the second supporting side plate are respectively provided with a front limiting mechanism, and the rear ends of the first supporting side plate and the second supporting side plate are provided with a rear limiting mechanism;
on the first supporting side plate, the front limiting mechanism comprises a front baffle, the front baffle is rotatably arranged in a first adjusting groove at the front end of the first supporting side plate through a first rotating shaft, a first positioning block is arranged on the right side wall of the front baffle and is perpendicular to the front baffle, and a first inserting channel is arranged on the first positioning block;
a first inserting rod is arranged behind the first adjusting groove, penetrates through a second inserting channel on the first supporting side plate and can be inserted into the first inserting channel;
a second adjusting groove is formed in the middle of the second inserting channel and extends towards the periphery, a plurality of third guide rods are arranged in the second adjusting groove in parallel, a circle of pressing ring is arranged on the outer wall of the first inserting rod, the pressing ring is slidably sleeved on the third guide rods, springs are sleeved on the third guide rods, and the springs are pressed on the pressing ring and the groove walls of the second adjusting groove;
when the front baffle rotates to be vertical to the first supporting side plate, the first inserting channel and the second inserting channel are correspondingly arranged, the first inserting rod is inserted and fixed in the first inserting channel, and the spring is in a compressed state; when the front baffle needs to be opened, the first inserting rod is pulled leftwards, and the front baffle is rotated;
the front limiting mechanism on the second supporting side plate is identical to the front limiting mechanism on the first supporting side plate in structure and is arranged in a mirror image mode;
the rear limiting mechanism comprises a rear baffle plate, the rear ends of the first supporting side plate and the second supporting side plate are respectively provided with a third adjusting groove, a fourth guide rod is arranged in the third adjusting groove, and two ends of the rear baffle plate are sleeved on the fourth guide rod, so that the rear baffle plate can move up and down along the fourth guide rod;
a deflector rod is rotatably arranged below the fourth guide rod through a second rotating shaft, an inserting block is arranged on the deflector rod, and when the deflector rod rotates to be parallel to the rear baffle, the inserting block can be inserted into a positioning slot at the bottom of the rear baffle;
the arm brace is fixed below the supporting bottom plate, and the arm brace is provided with a caster with a brake.
2. The freely assemblable integrated teaching equipment stand according to claim 1, wherein the front end of the supporting base plate is provided with a front stopper plate.
3. The freely assemblable integrated teaching equipment support as claimed in claim 1, wherein the partition plate is provided with a heat-dissipating mesh plate.
4. The freely assemblable integrated teaching aid support as claimed in claim 1, wherein the arm-brace is formed by a telescopic rod.
5. The freely assemblable integrated teaching equipment support according to claim 1, wherein the second support side plate has at least two fifth guide rods on the right side thereof, and the fifth guide rods are movably provided with mouse trays, and the mouse trays are fixed by fixing structures.
6. The freely assemblable integrated supporting stand for teaching aids as claimed in claim 5, wherein the fixing structure comprises an upper supporting plate, a lower sleeve and a connecting rod, the upper supporting plate is provided with a magnet, the upper supporting plate is attached to the bottom of the mouse tray by the magnet and is provided with an iron fixing groove, the lower sleeve is sleeved on a fifth guide rod, the connecting rod is rotatably fixed between the upper supporting plate and the lower sleeve, the lower sleeve is fixed on the fifth guide rod by a pin, and the fifth guide rod is provided with a plurality of insertion holes engaged with the pin.
7. The freely assemblable integrated teaching device support of claim 1, wherein the second support side plate further includes a UPS power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810957398.6A CN109027613B (en) | 2018-08-21 | 2018-08-21 | But integrated teaching equipment support of free montage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810957398.6A CN109027613B (en) | 2018-08-21 | 2018-08-21 | But integrated teaching equipment support of free montage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109027613A CN109027613A (en) | 2018-12-18 |
| CN109027613B true CN109027613B (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810957398.6A Active CN109027613B (en) | 2018-08-21 | 2018-08-21 | But integrated teaching equipment support of free montage |
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| CN (1) | CN109027613B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9398809B2 (en) * | 2014-06-19 | 2016-07-26 | George Ross | Interactive mobile whiteboard panel system |
| CN204546498U (en) * | 2015-04-08 | 2015-08-12 | 淮安市齐龙电子科技有限公司 | A kind of all-in-one multifunctional machine traversing carriage |
| CN207704661U (en) * | 2017-10-05 | 2018-08-07 | 徐征宇 | Multi-media teaching tool support equipment |
| CN107859834A (en) * | 2017-12-08 | 2018-03-30 | 大竹县朝阳乡中心小学 | A kind of new industrial camera shooting travel mechanism |
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2018
- 2018-08-21 CN CN201810957398.6A patent/CN109027613B/en active Active
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| CN109027613A (en) | 2018-12-18 |
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