CN113170974A - Auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview - Google Patents
Auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview Download PDFInfo
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- CN113170974A CN113170974A CN202110260098.4A CN202110260098A CN113170974A CN 113170974 A CN113170974 A CN 113170974A CN 202110260098 A CN202110260098 A CN 202110260098A CN 113170974 A CN113170974 A CN 113170974A
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- fixedly connected
- rod
- groove
- artificial intelligence
- big data
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/04—Tables or desks for office equipment, e.g. typewriters, keyboards characterised by means for holding or fastening typewriters or computer equipment
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/20—Chairs or stools with vertically-adjustable seats
- A47C3/24—Chairs or stools with vertically-adjustable seats with vertical spindle
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/002—Chair or stool bases
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1601—Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses an auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview, which comprises a base, wherein the upper end surface of the base is provided with a mounting groove, a moving block is connected in the mounting groove in a sliding mode, a first adjusting mechanism is arranged between the moving block and the mounting groove, the upper end surface of the moving block is provided with a seat, a second adjusting mechanism is arranged between the seat and the moving block, the upper end surface of the base is fixedly connected with a supporting block, the upper end surface of the supporting block is fixedly connected with a mounting seat, a rectangular groove is arranged in the mounting seat, the upper end surface of the mounting seat is fixedly connected with a supporting plate, a display mechanism is arranged on the supporting plate, and a third adjusting mechanism is arranged between the display mechanism and the rectangular groove. The workbench is reasonable in structural design, and can be adjusted in multiple directions under the combined action of the first adjusting mechanism, the second adjusting mechanism, the third adjusting mechanism and the linkage mechanism, so that the workbench can adapt to different provers, and the adaptability is good.
Description
Technical Field
The invention relates to the technical field of workstation equipment, in particular to an auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview.
Background
The workstation is a high-end general-purpose microcomputer. It is intended for single user use and provides more powerful performance than personal computers, especially in terms of graphics processing power, task parallelism. A computer is usually equipped with a large screen with high resolution, a multi-screen display, and a large internal memory and an external memory, and has extremely strong information and high-performance graphics and image processing functions. In addition, the terminal connected to the server may also be referred to as a workstation. The application fields of the workstation are as follows: scientific and engineering calculations, software development, computer-aided analysis, computer-aided manufacturing, engineering design and application, graphics and image processing, process control, information management, and the like.
Evidence collection work is required in the department of inspection institution, and after the popularization of the evidence collection workstation, the evidence collection efficiency is greatly improved; however, the existing evidence obtaining workstation has limited functionality, and cannot properly adjust different evidence obtaining persons; therefore, the auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview is designed to solve the problems.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview.
In order to achieve the purpose, the invention adopts the following technical scheme:
an auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview comprises a base, wherein the upper end face of the base is provided with a mounting groove, a moving block is connected in the mounting groove in a sliding manner, a first adjusting mechanism is arranged between the moving block and the mounting groove, the upper end face of the moving block is provided with a seat, a second adjusting mechanism is arranged between the seat and the moving block, the upper end face of the base is fixedly connected with a supporting block, the upper end face of the supporting block is fixedly connected with a mounting seat, a rectangular groove is arranged in the mounting seat, the upper end face of the mounting seat is fixedly connected with a supporting plate, the supporting plate is provided with a display mechanism, a third adjusting mechanism is arranged between the display mechanism and the rectangular groove, the side wall of the mounting seat is provided with a limiting groove, a limiting block is connected in the limiting groove in a sliding manner, and the limiting block is connected with the second adjusting mechanism through a linkage mechanism, an operation table is arranged on the upper end face of the mounting seat.
Preferably, the first adjusting mechanism comprises a first threaded rod rotatably connected in the mounting groove, the first threaded rod penetrates through the moving block and is in threaded connection with the moving block, the other end of the first threaded rod is fixedly connected with an operating rod, and the other end of the operating rod is fixedly connected with a rotating handle.
Preferably, the second adjusting mechanism comprises an air pressure rod fixedly connected to the upper end surface of the moving block, the upper end surface of the air pressure rod is fixedly connected with the lower end surface of the seat, and a pressing rod is arranged on the side wall of the air pressure rod.
Preferably, the display mechanism includes the pivot of rotation connection in the backup pad up end, the lateral wall fixedly connected with display screen of pivot, the lateral wall part of pivot is equipped with the gear tooth.
Preferably, third adjustment mechanism includes the rectangular rod of sliding connection in the rectangular channel, the lateral wall fixedly connected with rack plate of rectangular rod, rack plate and the epaxial gear tooth intermeshing that changes, the interior bottom of rectangular channel rotates and is connected with the second threaded rod, the second threaded rod extends to in the rectangular rod and rather than threaded connection, the lateral wall cover of second threaded rod is equipped with rather than fixed connection's a conical gear.
Preferably, the interlock mechanism includes the pull ring of fixed connection in stopper one end, the other end fixedly connected with connecting rod of stopper, the mount pad internal rotation is connected with the dwang, the one end fixedly connected with second conical gear of dwang, the intermeshing of first conical gear and second conical gear, the other end of dwang is equipped with accomodates the groove, the connecting rod extends to accomodate the inslot and rather than sliding connection, the connecting rod is connected through the spring with accomodate between the inner wall in groove, the connecting rod with accomodate and be equipped with two guiding mechanism between the groove.
Preferably, guiding mechanism is including setting up at the sliding tray of accomodating the groove lateral wall and rather than intercommunication each other, fixedly connected with guide bar in the sliding tray, sliding tray sliding connection has the connecting block, fixed connection between connecting block and the connecting rod, guide bar through connection piece and rather than sliding connection.
Preferably, the outer side wall of the pull ring is sleeved with a rubber pad fixedly connected with the pull ring.
Compared with the prior art, the invention has the beneficial effects that:
1. through an effect of a first adjusting mechanism, the handle is rotated to drive a first threaded rod to rotate, and because the mounting groove in the moving block is limited and cannot rotate, the first threaded rod drives the moving block to move, and the moving block drives the seat to move, so that the position of the seat can be adjusted, and the chair is convenient and fast.
2. Through the effect of second adjustment mechanism, press the pressure bar and drive the pneumatic rod and remove, so can adjust convenient and fast to the height of seat.
3. Through the combined action of third adjustment mechanism and interlock mechanism, the pull ring drives the stopper and breaks away from the spacing groove, rotate the pull ring, the pull ring drives the connecting rod and rotates, under guiding mechanism's effect, the connecting rod drives the dwang and rotates, the dwang drives second conical gear and rotates, second conical gear drives first conical gear and rotates, first conical gear drives the rotation of second threaded rod, because the rectangle pole is by the spacing unable rotation of rectangular channel, the second threaded rod drives the rectangle pole rebound, the rectangle pole drives rack plate rebound, rack plate drives the pivot and rotates, the pivot is rotated and is driven the display screen and rotate, so can adjust the angle of display screen.
To sum up, through the combined action of first adjustment mechanism, second adjustment mechanism, third adjustment mechanism and interlock mechanism, can carry out diversified regulation to the workstation, so can adapt to the different person of obtaining the certificate, adaptability is better.
Drawings
FIG. 1 is a schematic structural diagram of an auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview according to the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is an enlarged view of FIG. 2 at B;
fig. 4 is a partial structural side view of an auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview according to the present invention.
In the figure: the device comprises a base 1, a mounting groove 2, a moving block 3, a first threaded rod 4, an operating rod 5, a rotating handle 6, a pneumatic rod 7, a seat 8, a pressing rod 9, a supporting block 10, a rectangular groove 11, a supporting plate 12, a supporting plate 13, a rotating shaft 14, a display screen 15, a rack plate 16, a second threaded rod 17, a first bevel gear 18, a rotating rod 19, a second bevel gear 20, a mounting seat 21, an operating platform 22, a limiting groove 23, a limiting block 24, a pull ring 25, a connecting rod 26, a receiving groove 27, a spring 28, a connecting block 29, a sliding groove 30 and a guide rod 31.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview comprises a base 1, an installation groove 2 is arranged on the upper end surface of the base 1, a moving block 3 is connected in the installation groove 2 in a sliding manner, a first adjusting mechanism is arranged between the moving block 3 and the installation groove 2 and comprises a first threaded rod 4 rotatably connected in the installation groove 2, the first threaded rod 4 penetrates through the moving block 3 and is in threaded connection with the moving block, an operating rod 5 is fixedly connected to the other end of the first threaded rod 4, a rotating handle 6 is fixedly connected to the other end of the operating rod 5, when the position of a seat 8 needs to be adjusted, the rotating handle 6 is rotated, the rotating handle 6 drives the first threaded rod 4 to rotate, because the installation groove 2 in the moving block 3 cannot rotate in a limiting manner, the first threaded rod 4 drives the moving block 3 to move, the moving block 3 drives the seat 8 to move, so can adjust convenient and fast to seat 8's position.
A seat 8 is arranged on the upper end surface of the moving block 3, a second adjusting mechanism is arranged between the seat 8 and the moving block 3, the second adjusting mechanism comprises a pneumatic rod 7 fixedly connected to the upper end surface of the moving block 3, the pneumatic rod 7 is the prior art, and details are not described herein; fixed connection between the up end of pneumatic rod 7 and the lower terminal surface of seat 8, the lateral wall of pneumatic rod 7 is equipped with press the depression bar 9, and when the height of seat 8 was adjusted to needs, press the depression bar 9, press the depression bar 9 and drive pneumatic rod 7 and remove, so can adjust convenient and fast to the height of seat 8.
Base 1's up end fixedly connected with supporting shoe 10, the up end fixedly connected with mount pad 21 of supporting shoe 10 is equipped with rectangular channel 11 in the mount pad 21, the up end fixedly connected with backup pad 13 of mount pad 21 is equipped with display mechanism in the backup pad 13, display mechanism is including rotating the pivot 14 of connecting at the backup pad 13 up end, the lateral wall fixedly connected with display screen 15 of pivot 14, the lateral wall part of pivot 14 is equipped with the gear tooth.
A third adjusting mechanism is arranged between the display mechanism and the rectangular groove 11, the third adjusting mechanism comprises a rectangular rod 12 which is slidably connected in the rectangular groove 11, a rack plate 16 is fixedly connected to the side wall of the rectangular rod 12, the rack plate 16 is meshed with gear teeth on the rotating shaft 14, a second threaded rod 17 is rotatably connected to the inner bottom of the rectangular groove 11, the second threaded rod 17 extends into the rectangular rod 12 and is in threaded connection with the rectangular rod, a first bevel gear 18 fixedly connected with the second threaded rod 17 is sleeved on the outer side wall of the second threaded rod 17, a rotating rod 19 drives a second bevel gear 20 to rotate, the second bevel gear 20 drives the first bevel gear 18 to rotate, the first bevel gear 18 drives the second threaded rod 17 to rotate, the rectangular rod 12 is limited by the rectangular groove 11 and cannot rotate, the second threaded rod 17 drives the rectangular rod 12 to move upwards, the rectangular rod 12 drives the rack plate 16 to move upwards, the rack plate 16 drives the rotating shaft 14 to rotate, the rotation of the rotating shaft 14 drives the display screen 15 to rotate, so that the angle of the display screen 15 can be adjusted; through the combined action of first adjustment mechanism, second adjustment mechanism, third adjustment mechanism and interlock mechanism, can carry out diversified regulation to the workstation, so can adapt to the different person of getting the witness, adaptability is better.
The side wall of the mounting seat 21 is provided with a limiting groove 23, a limiting block 24 is slidably connected in the limiting groove 23, the limiting block 24 is connected with the second adjusting mechanism through a linkage mechanism, the linkage mechanism comprises a pull ring 25 fixedly connected at one end of the limiting block 24, a rubber pad fixedly connected with the pull ring 25 is sleeved on the outer side wall of the pull ring 25, a connecting rod 26 is fixedly connected at the other end of the limiting block 24, a rotating rod 19 is rotatably connected in the mounting seat 21, one end of the rotating rod 19 is fixedly connected with a second bevel gear 20, the first bevel gear 18 is meshed with the second bevel gear 20, the other end of the rotating rod 19 is provided with a storage groove 27, the connecting rod 26 extends into the storage groove 27 and is slidably connected with the storage groove 27, the connecting rod 26 is connected with the inner wall of the storage groove 27 through a spring 28, when the angle of the display screen 15 needs to be adjusted, the pull ring 25 is pulled first, the pull ring 25 drives the limiting block 24 to be separated from the limiting groove 23, the pull ring 25 is rotated, the pull ring 25 drives the connecting rod 26 to rotate, and under the action of the guiding mechanism, the connecting rod 26 drives the rotating rod 19 to rotate.
Connecting rod 26 and accomodate and be equipped with two guiding mechanism between the groove 27, guiding mechanism is including setting up at the sliding tray 30 of accomodating the groove 27 lateral wall and rather than intercommunication each other, fixedly connected with guide bar 31 in the sliding tray 30, sliding connection has connecting block 29 in the sliding tray 30, and fixed connection between connecting block 29 and the connecting rod 26, guide bar 31 through connection block 29 and rather than sliding connection, the up end of mount pad 21 is equipped with operation panel 22.
The invention can be illustrated by the following operating modes:
in the invention, when the position of the seat 8 needs to be adjusted, the rotating handle 6 is rotated, the rotating handle 6 drives the first threaded rod 4 to rotate, the first threaded rod 4 drives the moving block 3 to move and the moving block 3 drives the seat 8 to move because the mounting groove 2 in the moving block 3 cannot rotate in a limiting way, so that the position of the seat 8 can be adjusted conveniently and quickly.
When the height of seat 8 needs to be adjusted, pressing rod 9 is pressed, and pressing rod 9 drives pneumatic rod 7 to move, so can adjust convenient and fast the height of seat 8.
When the angle of the display screen 15 needs to be adjusted, the pull ring 25 is pulled first, the pull ring 25 drives the limiting block 24 to be separated from the limiting groove 23, the pull ring 25 is rotated, the pull ring 25 drives the connecting rod 26 to rotate, under the action of the guide mechanism, the connecting rod 26 drives the rotating rod 19 to rotate, the rotating rod 19 drives the second bevel gear 20 to rotate, the second bevel gear 20 drives the first bevel gear 18 to rotate, the first bevel gear 18 drives the second threaded rod 17 to rotate, the rectangular rod 12 is limited by the rectangular groove 11 and cannot rotate, the second threaded rod 17 drives the rectangular rod 12 to move upwards, the rectangular rod 12 drives the rack plate 16 to move upwards, the rack plate 16 drives the rotating shaft 14 to rotate, the rotating shaft 14 rotates to drive the display screen 15 to rotate, and thus the angle of the display screen 15 can be adjusted; through the combined action of first adjustment mechanism, second adjustment mechanism, third adjustment mechanism and interlock mechanism, can carry out diversified regulation to the workstation, so can adapt to the different person of getting the witness, adaptability is better.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. An auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview comprises a base (1) and is characterized in that an installation groove (2) is formed in the upper end face of the base (1), a moving block (3) is connected to the installation groove (2) in a sliding mode, a first adjusting mechanism is arranged between the moving block (3) and the installation groove (2), a seat (8) is arranged on the upper end face of the moving block (3), a second adjusting mechanism is arranged between the seat (8) and the moving block (3), a supporting block (10) is fixedly connected to the upper end face of the base (1), an installation seat (21) is fixedly connected to the upper end face of the supporting block (10), a rectangular groove (11) is formed in the installation seat (21), a supporting plate (13) is fixedly connected to the upper end face of the installation seat (21), and a display mechanism is arranged on the supporting plate (13), be equipped with third adjustment mechanism between display mechanism and rectangular channel (11), the lateral wall of mount pad (21) is equipped with spacing groove (23), sliding connection has stopper (24) in spacing groove (23), be connected through interlock mechanism between stopper (24) and the second adjustment mechanism, the up end of mount pad (21) is equipped with operation panel (22).
2. The auxiliary evidence obtaining workstation based on artificial intelligence big data wisdom interview of claim 1, characterized in that, the first adjustment mechanism includes first threaded rod (4) of rotation connection in mounting groove (2), first threaded rod (4) run through movable block (3) and rather than threaded connection, the other end fixedly connected with action bars (5) of first threaded rod (4), the other end fixedly connected with of action bars (5) rotates handle (6).
3. The auxiliary evidence obtaining workstation based on artificial intelligence big data wisdom interview of claim 1, characterized in that, the second adjustment mechanism includes air pressure bar (7) fixedly connected to the upper end face of movable block (3), the upper end face of air pressure bar (7) and the lower end face of seat (8) are fixedly connected, the lateral wall of air pressure bar (7) is equipped with press rod (9).
4. The auxiliary evidence obtaining workstation based on artificial intelligence big data wisdom interview of claim 1, characterized in that, the display mechanism includes pivot (14) of rotating connection in backup pad (13) up end, the lateral wall fixedly connected with display screen (15) of pivot (14), the lateral wall part of pivot (14) is equipped with the gear tooth.
5. The auxiliary evidence obtaining workstation based on artificial intelligence big data wisdom interview of claim 4, characterized in that, the third adjustment mechanism includes rectangular rod (12) of sliding connection in rectangular channel (11), the lateral wall fixedly connected with rack plate (16) of rectangular rod (12), rack plate (16) and the gear tooth intermeshing on pivot (14), the interior bottom of rectangular channel (11) is rotated and is connected with second threaded rod (17), second threaded rod (17) extend to in rectangular rod (12) and rather than threaded connection, the lateral wall cover of second threaded rod (17) is equipped with rather than fixed connection's first conical gear (18).
6. The assistant evidence obtaining workstation based on artificial intelligence big data intelligent interview as claimed in claim 5, it is characterized in that the linkage mechanism comprises a pull ring (25) fixedly connected with one end of a limiting block (24), the other end of the limiting block (24) is fixedly connected with a connecting rod (26), the mounting seat (21) is rotationally connected with a rotating rod (19), one end of the rotating rod (19) is fixedly connected with a second bevel gear (20), the first bevel gear (18) and the second bevel gear (20) are meshed with each other, the other end of the rotating rod (19) is provided with a containing groove (27), the connecting rod (26) extends into the containing groove (27) and is connected with the containing groove in a sliding way, the connecting rod (26) is connected with the inner wall of the containing groove (27) through a spring (28), two guide mechanisms are arranged between the connecting rod (26) and the accommodating groove (27).
7. The auxiliary evidence obtaining workstation based on artificial intelligence big data wisdom visits of claim 6, characterized in that, the guiding mechanism includes set up at the sliding tray (30) of accomodating groove (27) lateral wall and rather than intercommunication, fixedly connected with guide bar (31) in sliding tray (30), sliding tray (30) internal sliding connection has connecting block (29), fixed connection between connecting block (29) and connecting rod (26), guide bar (31) run through connecting block (29) and rather than sliding connection.
8. The auxiliary evidence obtaining workstation based on artificial intelligence big data wisdom interview of claim 6, characterized in that the outside wall cover of pull ring (25) is equipped with rubber pad fixedly connected with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110260098.4A CN113170974A (en) | 2021-03-10 | 2021-03-10 | Auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110260098.4A CN113170974A (en) | 2021-03-10 | 2021-03-10 | Auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview |
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| Publication Number | Publication Date |
|---|---|
| CN113170974A true CN113170974A (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110260098.4A Pending CN113170974A (en) | 2021-03-10 | 2021-03-10 | Auxiliary evidence obtaining workstation based on artificial intelligence big data intelligent interview |
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| CN (1) | CN113170974A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114680466A (en) * | 2022-03-17 | 2022-07-01 | 西安体育学院 | Intelligent music learning and training device |
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| EP2116754A2 (en) * | 2008-05-07 | 2009-11-11 | Funai Electric Co., Ltd. | Display screen turning apparatus |
| CN103405049A (en) * | 2013-08-03 | 2013-11-27 | 西北农林科技大学 | Multifunctional desk and chair |
| CN104595645A (en) * | 2015-01-06 | 2015-05-06 | 池州易创电子科技有限公司 | Rotatable display screen |
| CN209769656U (en) * | 2019-01-14 | 2019-12-13 | 四川青云鸿图建设工程有限公司 | Integral type negotiation table chair |
| CN110934423A (en) * | 2019-11-18 | 2020-03-31 | 湖北大学 | Teaching is with lectern of being convenient for computer placement regulation |
| CN210227353U (en) * | 2019-03-14 | 2020-04-03 | 深圳市安梦娜床品科技有限公司 | Multifunctional student desk and chair |
| CN112006424A (en) * | 2020-09-18 | 2020-12-01 | 湖州永威家居科技有限公司 | Integrated computer desk capable of being used for computer storage and anti-theft |
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2021
- 2021-03-10 CN CN202110260098.4A patent/CN113170974A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2116754A2 (en) * | 2008-05-07 | 2009-11-11 | Funai Electric Co., Ltd. | Display screen turning apparatus |
| CN103405049A (en) * | 2013-08-03 | 2013-11-27 | 西北农林科技大学 | Multifunctional desk and chair |
| CN104595645A (en) * | 2015-01-06 | 2015-05-06 | 池州易创电子科技有限公司 | Rotatable display screen |
| CN209769656U (en) * | 2019-01-14 | 2019-12-13 | 四川青云鸿图建设工程有限公司 | Integral type negotiation table chair |
| CN210227353U (en) * | 2019-03-14 | 2020-04-03 | 深圳市安梦娜床品科技有限公司 | Multifunctional student desk and chair |
| CN110934423A (en) * | 2019-11-18 | 2020-03-31 | 湖北大学 | Teaching is with lectern of being convenient for computer placement regulation |
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| CN114680466A (en) * | 2022-03-17 | 2022-07-01 | 西安体育学院 | Intelligent music learning and training device |
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Application publication date: 20210727 |