CN214312115U

CN214312115U - Russian teaching device

Info

Publication number: CN214312115U
Application number: CN202120544116.7U
Authority: CN
Inventors: 李婧; 陈昭明; 李平; 沃志娟
Original assignee: Hulunbuir University
Current assignee: Hulunbuir University
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2021-09-28
Anticipated expiration: 2031-03-16

Abstract

The utility model relates to a teaching device field, especially a russian teaching device, it includes the table body, lifting unit, rotating assembly and telescopic component, lifting unit sets up at the internal portion of table and lifting unit's both ends respectively with the both sides inner wall sliding connection of the table body, rotating assembly sets up at lifting unit's top to rotating assembly and lifting unit sliding fit, telescopic component pegs graft and sets up the front side at the table body, the through-hole with rotating assembly matched with has been seted up at the top of the table body, the front side of the table body has pegged graft first drawer to the front side of the table body articulates there is the cabinet door. The utility model has the advantages that: through the cooperation between lifting unit and the rotating assembly, can let the teacher reduce the pressure to the cervical vertebra in the use, cooperate the teacher again through flexible subassembly and take a rest in invigilating and reading operation in-process.

Description

Russian teaching device

Technical Field

The utility model relates to a teaching device field, especially a russian teaching device.

Background

The lectern is the teaching equipment that the teacher used when teaching, is the teacher and places books, accomodate the equipment of article, present lectern most is the lectern of putting the display screen computer in an iron-clad, it is bulky to occupy, space utilization is lower, the mr can't normally sit the rest when invigilating, correcting the operation, the unable angle that changes of display screen, the mr of different heights has the difference to the demand angle of display screen greatly, moreover cause the influence to mr's cervical vertebra easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a russian teaching device.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a russian teaching device, includes the table body, lifting unit, rotating assembly and flexible subassembly, lifting unit sets up at the internal portion of table and lifting unit's both ends respectively with the both sides inner wall sliding connection of the table body, rotating assembly sets up at lifting unit's top to rotating assembly and lifting unit sliding fit, flexible subassembly is pegged graft and is set up the front side at the table body, the through-hole with rotating assembly matched with is seted up at the top of the table body, the front side of the table body has pegged graft and has first drawer to the front side of the table body articulates there is the cabinet door.

Preferably, lifting unit includes elevator motor, lifter plate, hold-in range, two lifting screw and two synchronizing wheels, the lifter plate is L shape structure setting, the lifter plate is the level form and sets up the both ends of internal portion of table and lifter plate respectively in the both sides inner wall sliding connection of the table body, elevator motor installs in the table body, elevator motor's output pass the internal wall of table and with a lifting screw's bottom fixed connection, two lifting screw is vertical form interval and rotates the setting in the table body to two lifting screw all with lifter plate threaded connection, two the synchronizing wheel is established respectively on the outer wall of two lifting screw to every synchronizing wheel all with corresponding lifting screw threaded connection, the hold-in range cover is established on two synchronizing wheels.

Preferably, rotating assembly includes the fixed box of rotating electrical machines, rotating gear, rotatory rack, rotary rod and display, rotating electrical machines slidable mounting is at the top of lifter plate to the output of rotating electrical machines and the one end fixed connection of rotary rod, the other end and the lifter plate sliding connection of rotary rod, the rotatory gear box is established on rotating electrical machines's output, the top at the lifter plate is installed to rotatory rack meshes with rotating gear mutually, the fixed box cover of display is established on the rotary rod.

Preferably, the telescopic assembly comprises a drawing seat, a telescopic button, an extrusion spring, an extrusion rod and two folding pieces, the drawing seat is inserted and arranged at the front side of the table body, the telescopic button is arranged at one side of the drawing seat in a sliding manner, the extrusion rod is arranged at the top of the telescopic button, the extrusion spring is arranged between the telescopic button and the drawing seat, the two ends of the extrusion spring are fixedly connected with the telescopic button and the drawing seat respectively, the two folding pieces are symmetrically arranged at the bottom of the drawing seat, each folding piece comprises an extension rod, an extension lower table leg, an extension upper table leg, two reset springs, two locking blocks and two telescopic rods, one end of the extension upper table leg is hinged at the bottom of the drawing seat, the extension lower table leg is overlapped at the top of the extension upper table leg, and one end of the extension lower table leg is rotatably connected with the other end of the extension upper table leg through the two telescopic rods, the one end of table leg and the mutual joint of the other end of table leg, two under extending the locking piece symmetry is pegged graft and is set up the both ends of table leg under extending to two locking pieces all with pull seat sliding connection, two reset spring sets up the one end at two locking pieces respectively, and divide equally at every reset spring's both ends do not and correspond locking piece fixed connection with the pull seat and correspond, the lateral wall fixed connection of the one end extrusion stem of extension rod to the other end of extension rod is pegged graft between two locking pieces.

Preferably, the top of the table body is provided with a baffle plate matched with the through hole in a sliding mode, and dust is prevented from penetrating through the through hole to enter the table body to be stained on the display screen through the baffle plate.

Preferably, a wire slot is formed in one side of the desk body, so that the trouble of subsequent repair caused by winding of computer wires is avoided.

The utility model has the advantages of it is following:

1. drive a lifting screw who corresponds through drive elevator motor work and rotate, lifting screw drives a synchronizing wheel when pivoted and rotates, and the synchronizing wheel rotates and drives the hold-in range motion, and the hold-in range rotates and drives another synchronizing wheel and rotate, drives another lifting screw by the synchronizing wheel again and rotates to drive the lifter plate both sides and rise in step, prevent that the lifter plate from taking place the slope at the in-process that goes up and down.

2. The work of drive rotating electrical machines drives the rotating gear and rotates, meshes with rotatory rack through the rotating gear and drives the rotating electrical machines and slide at the top of lifter plate to the fixed box of display that the drive cover was established on the rotary rod rotates, so that the fixed box of display is adjusted to required angle, has reduced the influence that brings for mr's cervical vertebra for a long time on class.

3. Pull out the pull seat, through pressing flexible button, by flexible button drive extrusion ram and two extension rods retract in to the pull seat in step, drive two sets of locking pieces and open to both sides, then with two extensions down table leg and two extension table leg rotation block respectively, make the teacher when reviewing paper or operation, the accessible is taken the pull seat and has reduced teacher's fatigue degree, avoided when reviewing paper, the teacher is in the state of standing always and leads to the aching pain of shank, and the problem of injury cervical vertebra.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partial three-dimensional structure of the present invention;

FIG. 3 is a schematic view of a three-dimensional structure of the middle lifting assembly of the present invention;

FIG. 4 is a schematic perspective view of the rotating assembly of the present invention;

fig. 5 is a schematic view of a first perspective three-dimensional structure of the middle telescopic assembly of the present invention;

fig. 6 is a schematic view of a second perspective three-dimensional structure of the middle telescopic assembly of the present invention.

In the figure: 1-table body, 2-lifting component, 3-rotating component, 4-telescopic component, 5-through hole, 6-first drawer, 7-cabinet door, 8-wire groove, 21-lifting motor, 22-lifting plate, 23-synchronous belt, 24-lifting screw, 25-synchronous wheel, 31-rotating motor, 32-rotating gear, 33-rotating rack, 34-rotating rod, 35-display fixing box, 41-drawing seat, 42-telescopic button, 43-extrusion spring, 44-extrusion rod, 45-folding piece, 451-extension rod, 452-extension lower table leg, 453-extension upper table leg, 454-reset spring, 455-locking block, 456-telescopic rod and 51-baffle.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1 to 6, a russian teaching device, it includes the table body 1, lifting unit 2, rotating assembly 3 and telescopic assembly 4, lifting unit 2 sets up at the inside of the table body 1 and lifting unit 2's both ends respectively with the both sides inner wall sliding connection of the table body 1, rotating assembly 3 sets up at lifting unit 2's top to rotating assembly 3 and lifting unit 2 sliding fit, telescopic assembly 4 pegs graft and sets up the front side at the table body 1, through-hole 5 with rotating assembly 3 matched with has been seted up at the top of the table body 1, the front side of the table body 1 has been pegged graft and has been had first drawer 6 to the front side of the table body 1 articulates there is cabinet door 7.

Specifically, the lifting component 2 comprises a lifting motor 21, a lifting plate 22, a synchronous belt 23, two lifting screws 24 and two synchronous wheels 25, the lifting plate 22 is arranged in an L-shaped structure, the lifting plate 22 is arranged in a horizontal manner, two ends of the lifting plate 22 inside the table body 1 are respectively connected with two inner walls of two sides of the table body 1 in a sliding manner, the lifting motor 21 is arranged in the table body 1, the output end of the lifting motor 21 penetrates through the inner wall of the table body 1 and is fixedly connected with the bottom of one lifting screw 24, the two lifting screws 24 are vertically arranged in the table body 1 in an interval rotating manner, the two lifting screws 24 are respectively connected with the lifting plate 22 in a threaded manner, the two synchronous wheels 25 are respectively sleeved on the outer walls of the two lifting screws 24, each synchronous wheel 25 is connected with the corresponding lifting screw 24 in a threaded manner, the synchronous belt 23 is sleeved on the two synchronous wheels 25, during operation, the corresponding lifting screw 24 is driven to rotate by driving the lifting motor 21 to work, the lifting screw 24 drives a synchronizing wheel 25 to rotate while rotating, the synchronizing wheel 25 rotates to drive a synchronizing belt 23 to move, the synchronizing belt 23 rotates to drive another synchronizing wheel 25 to rotate, and then the synchronizing wheel 25 drives another lifting screw 24 to rotate, so that the two sides of the lifting plate 22 are driven to synchronously ascend, and the lifting plate 22 is prevented from inclining in the lifting process.

Specifically, the rotating assembly 3 includes a rotating motor 31, a rotating gear 32, a rotating rack 33, a rotating rod 34 and a display fixing box 35, the rotating motor 31 is slidably mounted on the top of the lifting plate 22, the output end of the rotating motor 31 is fixedly connected with one end of the rotating rod 34, the other end of the rotating rod 34 is slidably connected with the lifting plate 22, the rotating gear 32 is sleeved on the output end of the rotating motor 31, the rotating rack 33 is mounted on the top of the lifting plate 22, and the rotating rack 33 is meshed with the rotating gear 32, the display fixing box 35 is sleeved on the rotating rod 34, during operation, the rotating motor 31 is driven to work to drive the rotating gear 32 to rotate, the rotating gear 32 is meshed with the rotating rack 33 to drive the rotating motor 31 to slide on the top of the lifting plate 22, so as to drive the display fixing box 35 sleeved on the rotating rod 34 to rotate, so that the display fixing box 35 can be adjusted to a required angle, and the influence on the cervical vertebra of the teacher caused by long-time class attendance is reduced.

Specifically, the telescopic assembly 4 includes a drawing seat 41, a telescopic button 42, a pressing spring 43, a pressing rod 44 and two folding members 45, the drawing seat 41 is inserted into the front side of the table body 1, the telescopic button 42 is slidably disposed on one side of the drawing seat 41, the pressing rod 44 is mounted on the top of the telescopic button 42, the pressing spring 43 is disposed between the telescopic button 42 and the drawing seat 41, and both ends of the pressing spring 43 are fixedly connected to the telescopic button 42 and the drawing seat 41, respectively, the two folding members 45 are symmetrically disposed on the bottom of the drawing seat 41, each folding member 45 includes an extension rod 451, an extended lower leg 452, an extended upper leg 453, two return springs 454, two locking pieces 455 and two telescopic rods 456, one end of the extended upper leg 453 is hinged to the bottom of the drawing seat 41, the extended lower leg 452 is overlapped on the top of the extended upper leg 453, and one end of the extended lower leg 452 is rotatably connected to the other end of the extended upper leg 453 through two telescopic rods 456, one end of the extended lower leg 452 is engaged with the other end of the extended upper leg 453, two locking blocks 455 are symmetrically inserted into two ends of the extended lower leg 452, and both locking blocks 455 are slidably connected to the drawn-out seat 41, two return springs 454 are respectively disposed at one end of the two locking blocks 455, and both ends of each return spring 454 are fixedly connected to the drawn-out seat 41 and the corresponding locking block 455, respectively, a side wall of the extrusion rod 44 at one end of the extension rod 451 is fixedly connected to the side wall, and the other end of the extension rod 451 is inserted between the two locking blocks 455, and during operation, the drawn-out seat 41 is pulled out, the extrusion rod 44 and the two extension rods 451 are driven by the telescopic button 42 to synchronously retract into the drawn-out seat 41 by pressing the telescopic button 42, and the two sets of locking blocks 455 are driven to open towards both sides, then respectively with two extension down table leg 452 and two rotatory block of table leg 453 that extend for the teacher when reviewing the paper or the operation, the accessible is taken pull seat 41 and has reduced teacher's fatigue degree, has avoided when reviewing the paper, and the teacher is in the state of standing always and leads to the aching pain of shank, and the problem of injury cervical vertebra.

Specifically, the top of the table body 1 is slidably provided with a baffle 51 matched with the through hole 5, and the baffle 51 prevents dust from entering the table body 1 through the through hole 5 and being stained on the display screen.

Specifically, a wire slot 8 is formed in one side of the table body 1, so that the trouble of subsequent repair caused by winding of computer lines is avoided.

The utility model discloses a theory of operation: the corresponding lifting screw 24 is driven to rotate by driving the lifting motor 21 to work, the lifting screw 24 drives a synchronizing wheel 25 to rotate while rotating, the synchronizing wheel 25 drives a synchronizing belt 23 to move, the synchronizing belt 23 drives another synchronizing wheel 25 to rotate, and the synchronizing wheel 25 drives another lifting screw 24 to rotate, so as to drive two sides of the lifting plate 22 to synchronously ascend and prevent the lifting plate 22 from inclining in the lifting process, the driving rotating motor 31 drives a rotating gear 32 to rotate by working, the rotating gear 32 is meshed with a rotating rack 33 to drive the rotating motor 31 to slide at the top of the lifting plate 22, so as to drive a display fixing box 35 sleeved on a rotating rod 34 to rotate, so that the display fixing box 35 is adjusted to a required angle, the influence on the cervical vertebra of a teacher due to long-time class attendance is reduced, the drawing-out drawing chair 41 is pulled out, and the telescopic button 42 is pressed, drive the extrusion ram 44 and two extension bars 451 by flexible button 42 and retract in to pull seat 41 in step, drive two sets of locking pieces 455 and open to both sides, then with two extension down table leg 452 and two extension go up the rotatory block of table leg 453 respectively for the teacher is when reviewing examination paper or operation, the accessible is taken pull seat 41 and has reduced teacher's fatigue degree, avoided when reviewing examination paper, the teacher is in the state of standing always and leads to the aching of shank, and the problem of injury cervical vertebra.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a russian teaching device, includes the table body (1), its characterized in that: still include lifting unit (2), rotating assembly (3) and flexible subassembly (4), lifting unit (2) set up in the both ends of the internal portion of table (1) and lifting unit (2) respectively with the both sides inner wall sliding connection of the table body (1), rotating assembly (3) set up the top at lifting unit (2) to rotating assembly (3) and lifting unit (2) sliding fit, flexible subassembly (4) are pegged graft and are set up the front side at the table body (1), through-hole (5) with rotating assembly (3) matched with are seted up at the top of the table body (1), the front side of the table body (1) has been pegged graft and has been had first drawer (6) to the front side of the table body (1) articulates there is cabinet door (7).

2. The russian teaching device of claim 1, wherein: the lifting component (2) comprises a lifting motor (21), a lifting plate (22), a synchronous belt (23), two lifting screws (24) and two synchronous wheels (25), the lifting plate (22) is arranged in an L-shaped structure, the lifting plate (22) is arranged in a horizontal shape, two ends of the lifting plate (22) inside the table body (1) are respectively connected with two inner walls of the table body (1) in a sliding manner, the lifting motor (21) is arranged in the table body (1), the output end of the lifting motor (21) penetrates through the inner wall of the table body (1) and is fixedly connected with the bottom of one lifting screw (24), the two lifting screws (24) are arranged in the table body (1) in a vertical-shaped interval rotating manner, the two lifting screws (24) are both connected with the lifting plate (22) in a threaded manner, the two synchronous wheels (25) are respectively sleeved on the outer walls of the two lifting screws (24), and each synchronizing wheel (25) is in threaded connection with the corresponding lifting screw (24), and the two synchronizing wheels (25) are sleeved with the synchronous belt (23).

3. The russian teaching device of claim 2, wherein: rotating assembly (3) include rotating electrical machines (31), rotating gear (32), rotatory rack (33), rotary rod (34) and the fixed box of display (35), rotating electrical machines (31) slidable mounting is at the top of lifter plate (22) to the output of rotating electrical machines (31) and the one end fixed connection of rotary rod (34), the other end and lifter plate (22) sliding connection of rotary rod (34), rotating gear (32) cover is established on the output of rotating electrical machines (31), the top at lifter plate (22) is installed in rotatory rack (33) to rotatory rack (33) meshes with rotating gear (32) mutually, the fixed box of display (35) cover is established on rotary rod (34).

4. The russian teaching device of claim 1, wherein: flexible subassembly (4) are including pull seat (41), telescopic button (42), extrusion spring (43), extrusion pole (44) and two folding pieces (45), pull seat (41) are pegged graft and are set up the front side at the table body (1), telescopic button (42) slide and set up the one side at pull seat (41), the top at telescopic button (42) is installed in extrusion pole (44), extrusion spring (43) set up between telescopic button (42) and pull seat (41) to the both ends of extrusion spring (43) respectively with telescopic button (42) and pull seat (41) fixed connection, two folding piece (45) symmetry sets up the bottom at pull seat (41), every folding piece (45) all include extension pole (451), extend down table leg (452), extend table leg (453), two reset spring (454), Two locking blocks (455) and two telescopic rods (456), one end of the extended upper table leg (453) is hinged at the bottom of the drawing seat (41), the extended lower table leg (452) is overlapped at the top of the extended upper table leg (453), one end of the extended lower table leg (452) is rotatably connected with the other end of the extended upper table leg (453) through the two telescopic rods (456), one end of the extended lower table leg (452) is mutually clamped with the other end of the extended upper table leg (453), the two locking blocks (455) are symmetrically inserted and arranged at the two ends of the extended lower table leg (452), the two locking blocks (455) are both in sliding connection with the drawing seat (41), the two return springs (454) are respectively arranged at one end of the two locking blocks (455), and the two ends of each return spring (454) are respectively fixedly connected with the drawing seat (41) and the corresponding locking block (455), one end of the extension rod (451) is fixedly connected with the side wall of the extrusion rod (44), and the other end of the extension rod (451) is inserted between the two locking blocks (455).

5. The russian teaching device of claim 1, wherein: the top of the table body (1) is provided with a baffle (51) matched with the through hole (5) in a sliding manner.

6. The russian teaching device of claim 1, wherein: a wire casing (8) is formed in one side of the table body (1).