CN214904622U

CN214904622U - Lifting structure of intelligent classroom teacher desk of multimedia classroom

Info

Publication number: CN214904622U
Application number: CN202121574672.5U
Authority: CN
Inventors: 赵宇; 詹俊麟
Original assignee: Xintaihua Scinece & Tech Co ltd
Current assignee: Xintaihua Scinece & Tech Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-11-30
Anticipated expiration: 2031-07-12

Abstract

The utility model discloses a multimedia classroom wisdom classroom lectern elevation structure, including display and brace table, the brace table is located the below position of display, the lower surface of display is close to one end position fixed mounting and has the lift support, the upper surface of brace table is close to one end position fixed mounting and has the lifting support, and the upper surface of brace table is close to intermediate position fixed mounting and has the locating piece, the outside position that the upper surface of brace table is close to the locating piece is provided with servo motor, servo motor's output is connected with the screw rod, be connected with the adapter between screw rod and the locating piece, and the surface cover of screw rod is equipped with the screw thread slider. A multimedia classroom wisdom classroom lectern elevation structure, can prevent that the display dust from entering into the inside of lectern when going up and down, and can prevent that the too big display to the lectern of impact force from causing the damage when descending.

Description

Lifting structure of intelligent classroom teacher desk of multimedia classroom

Technical Field

The utility model relates to a wisdom classroom field, in particular to multimedia classroom wisdom classroom lectern elevation structure.

Background

At present, multimedia devices of a multimedia classroom or a smart classroom are more and more, and a teacher desk is more and more intelligent, and the scheme particularly relates to a teacher desk lifting structure of the smart classroom of the multimedia classroom; but current multimedia classroom wisdom classroom lectern elevation structure has certain weak point when using to be remained to improve, at first, can not plug up the space of its both sides at the display lift, and the display dust enters into the inside of lectern easily when going up and down, and secondly, can not cushion when the display descends and support, and the display of impact force too big to the lectern can cause the damage when the display descends.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a multimedia classroom wisdom classroom lectern elevation structure, can effectively solve the technical problem that the background art provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a lifting structure of a teacher's desk in a smart classroom of a multimedia classroom comprises a display and a supporting platform, wherein the supporting platform is positioned below the display, a lifting support is fixedly arranged on the lower surface of the display, which is close to one end of the display, a lifting support is fixedly arranged on the upper surface of the supporting platform, which is close to one end of the supporting platform, a positioning block is fixedly arranged on the upper surface of the supporting platform, which is close to the middle of the supporting platform, a servo motor is arranged on the outer side of the upper surface of the supporting platform, which is close to the positioning block, the output end of the servo motor is connected with a screw rod, a joint is connected between the screw rod and the positioning block, a threaded slider is sleeved on the outer surface of the screw rod, a bearing seat is fixedly arranged on the lower surface of the display, which is close to the other end of the supporting platform, a transmission rod is connected between the threaded slider, a first connecting shaft is connected between the transmission rod and the threaded slider, and be connected with the connecting axle No. two between transfer line and the bearing frame, the guide way has been seted up to the bottom of screw thread slider, the last fixed surface of brace table installs the guided way that matches with the guide way, the inside of screw thread slider is close to the intermediate position and has been seted up the internal thread groove, the outside of display is connected with dustproof mechanism, and is connected with buffering supporting mechanism between display and the brace table.

As a further aspect of the present invention, the dustproof mechanism includes dustproof pad, installation piece, block piece and block groove, dustproof pad sets up the outside at the display, the installation piece is fixed in the outside of display, the block piece is fixed in the end position of installation piece, and the block piece extends to the inside of dustproof pad, the inside of dustproof pad is seted up in the block groove.

As a further aspect of the utility model, dustproof the pad is gone into the block groove through the block piece card and is connected with the installation piece block joint.

As a further scheme of the utility model, buffering supporting mechanism includes support column, buffering post, blotter, stopper and buffer spring, the support column is fixed in a supporting bench's upper surface, the buffering post runs through in the top of support column, the blotter is fixed in the top of support column, the stopper is fixed in the bottom of buffering post, buffer spring's one end is fixed in the surface of stopper, and buffer spring's the other end is fixed in the internal surface of support column.

As a further proposal of the utility model, the buffer column is connected with the support column through a limiting block and a buffer spring.

As a further proposal of the utility model, the thread sliding block is movably connected with the positioning block through a screw rod and a joint head.

Compared with the prior art, the utility model discloses following beneficial effect has: through the dustproof mechanism who sets up, can plug up the space of its both sides at the display lift to can prevent that the display dust from entering into the inside of lectern when going up and down, through the buffering supporting mechanism who sets up, can cushion when the display descends and support, thereby can prevent that the too big display to the lectern of impact force from causing the damage when descending.

Drawings

Fig. 1 is a schematic view of the overall structure of a lifting structure of a teacher's desk in a smart classroom of a multimedia classroom;

FIG. 2 is a side view of the screw slider of the lifting structure of the teacher's desk in the intelligent classroom of the multimedia classroom;

FIG. 3 is a schematic structural view of a dust-proof mechanism of the lifting structure of the teacher's desk in a smart classroom of a multimedia classroom;

fig. 4 is the utility model relates to a buffer support mechanism's of multimedia classroom wisdom classroom lectern elevation structure schematic structure.

In the figure: 1. a display; 2. a support table; 3. a lifting support; 4. a lifting support; 5. positioning blocks; 6. a servo motor; 7. a screw; 8. a threaded slider; 9. a bearing seat; 10. a transmission rod; 11. a first connecting shaft; 12. a second connecting shaft; 13. a guide groove; 14. a guide rail; 15. an internal thread groove; 16. a dust-proof mechanism; 1601. a dust-proof pad; 1602. mounting blocks; 1603. a clamping block; 1604. a clamping groove; 17. a buffer support mechanism; 1701. a support pillar; 1702. a buffer column; 1703. a cushion pad; 1704. a limiting block; 1705. a buffer spring; 18. an adaptor.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, the lifting structure of the teacher's desk in the intelligent classroom of the multimedia classroom comprises a display 1 and a supporting platform 2, the supporting platform 2 is located below the display 1, a lifting support 3 is fixedly installed on the lower surface of the display 1 near one end, a lifting support 4 is fixedly installed on the upper surface of the supporting platform 2 near one end, a positioning block 5 is fixedly installed on the upper surface of the supporting platform 2 near the middle position, a servo motor 6 is arranged on the outer side of the positioning block 5 near the upper surface of the supporting platform 2, a screw 7 is connected to the output end of the servo motor 6, an adapter 18 is connected between the screw 7 and the positioning block 5, a threaded slider 8 is sleeved on the outer surface of the screw 7, a bearing block 9 is fixedly installed on the lower surface of the display 1 near the other end, a transmission rod 10 is connected between the threaded slider 8 and the bearing block 9, a first connecting shaft 11 is connected between the transmission rod 10 and the threaded slider 8, a second connecting shaft 12 is connected between the transmission rod 10 and the bearing seat 9, a guide groove 13 is formed in the bottom of the threaded sliding block 8, a guide rail 14 matched with the guide groove 13 is fixedly installed on the upper surface of the supporting table 2, an inner threaded groove 15 is formed in the threaded sliding block 8 close to the middle, a dustproof mechanism 16 is connected to the outer side of the display 1, and a buffering supporting mechanism 17 is connected between the display 1 and the supporting table 2;

in this embodiment, in order to be able to lift and lower the display 1 and block the gap on both sides of the display, the dustproof mechanism 16 is provided, the dustproof mechanism 16 includes a dustproof pad 1601, an installation block 1602, an engagement block 1603 and an engagement groove 1604, the dustproof pad 1601 is provided outside the display 1, the installation block 1602 is fixed outside the display 1, the engagement block 1603 is fixed at the end position of the installation block 1602, the engagement block 1603 extends to the inside of the dustproof pad 1601, the engagement groove 1604 is opened inside the dustproof pad 1601, the dustproof mechanism 16 is able to block the gap on both sides of the display 1 when the display 1 is lifted and lowered, and thereby dust can be prevented from entering the inside of the lectern when the display 1 is lifted and lowered.

In this embodiment, in order to facilitate the installation and removal of the dust-proof pad 1601, the dust-proof pad 1601 is snapped into the snap groove 1604 by the snap block 1603 and connected with the installation block 1602.

In addition, the buffering support mechanism 17 includes a support pillar 1701, a buffering pillar 1702, a buffering pad 1703, a limit block 1704 and a buffering spring 1705, the support pillar 1701 is fixed on the upper surface of the support platform 2, the buffering pillar 1702 runs through the top of the support pillar 1701, the buffering pad 1703 is fixed on the top end of the support pillar 1701, the limit block 1704 is fixed on the bottom end of the buffering pillar 1702, one end of the buffering spring 1705 is fixed on the outer surface of the limit block 1704, and the other end of the buffering spring 1705 is fixed on the inner surface of the support pillar 1701, the buffering support mechanism 17 can buffer and support when the display 1 descends, and therefore damage to the display 1 of the lecture table caused by overlarge impact force when descending can be prevented.

In this embodiment, in order to achieve the cushioning support of the movable cushioning column 1702, the cushioning column 1702 is movably connected to the supporting column 1701 through the stop block 1704 and the cushioning spring 1705.

In the embodiment, in order to facilitate the movement of the threaded slider 8 on the screw 7, the threaded slider 8 is movably connected with the positioning block 5 through the screw 7 and the adapter 18, and the threaded slider 8 can move to drive the display 1 to ascend and descend through the transmission rod 10 and the bearing block 9.

It should be noted that the utility model relates to a lifting structure of a multimedia classroom wisdom classroom teacher's desk, when using, the display 1 and the support platform 2 form the main body part of the lifting structure of the whole lifting structure of the multimedia classroom wisdom classroom teacher's desk, when starting the servo motor 6, when the servo motor 6 rotates forwards, the thread slider 8 moves relative to the positioning block 5 through the screw rod 7 and the adapter 18, the thread slider 8 moves from left to right, the display 1 is jacked up through the transmission rod 10 and the bearing block 9, because of the screw rod 7, the downward force of the display 1 acts on the thread slider 8, the thread slider 8 is supported downwards by the support platform 2 and can not move left and right independently, so the display 1 maintains physical support by the structural component when the servo motor 6 does not work, when the servo motor 6 rotates backwards, the thread slider 8 moves relative to the thread slider 8 from right to left through the screw rod 7 and the adapter 18 and the positioning block 5, the display 1 is pulled back through the transmission rod 10 and the bearing seat 9, downward force of the display 1 acts on the threaded slider 8, the threaded slider 8 is supported downwards by the support platform 2 and does not move left and right independently, the guide groove 13 and the guide rail 14 play a role of guiding when the threaded slider 8 moves, the lifting support 3 and the lifting support 4 provide a fulcrum when the display 1 is lifted, the dustproof pad 1601 is clamped into the clamping groove 1604 through the clamping block 1603 to be clamped with the mounting block 1602, the dustproof pad 1601 blocks gaps at two sides of the display 1 when the display 1 is lifted, thereby preventing dust from entering into the inside of the lectern when the display 1 is lifted, and preventing dust from entering into the lectern when the display 1 is lowered, the bumper post 1702 moves relative to the support post 1701 through the stopper 1704 and the bumper spring 1705, and the bumper post 1702 cooperates with the bumper pad 1703 to cushion and support when the display 1 descends, so that the display 1 of the lectern is prevented from being damaged due to overlarge impact force when the teacher desk descends.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multimedia classroom wisdom classroom lectern elevation structure which characterized in that: comprises a display (1) and a supporting table (2), the supporting table (2) is arranged at the lower position of the display (1), the lower surface of the display (1) is close to one end position fixed mounting and provided with a lifting support (3), the upper surface of the supporting table (2) is close to one end position fixed mounting and provided with a lifting support (4), the upper surface of the supporting table (2) is close to a middle position fixed mounting and provided with a positioning block (5), the outer side position of the upper surface of the supporting table (2) close to the positioning block (5) is provided with a servo motor (6), the output end of the servo motor (6) is connected with a screw rod (7), an adapter (18) is connected between the screw rod (7) and the positioning block (5), the outer surface of the screw rod (7) is sleeved with a threaded slider (8), the lower surface of the display (1) is close to the other end position fixed mounting and provided with a bearing seat (9), be connected with transfer line (10) between screw slider (8) and bearing frame (9), be connected with No. one connecting axle (11) between transfer line (10) and screw slider (8), and be connected with No. two connecting axles (12) between transfer line (10) and bearing frame (9), guide way (13) have been seted up to the bottom of screw slider (8), prop up the fixed surface of support bench (2) and install and guide way (13) assorted guided way (14), the inside of screw slider (8) is close to the intermediate position and has seted up interior thread groove (15), the outside of display (1) is connected with dustproof mechanism (16), and is connected with between display (1) and the support bench (2) buffering supporting mechanism (17).

2. The lifting structure for the teacher's desk of the intelligent classroom of multimedia classroom as claimed in claim 1, wherein: dustproof mechanism (16) include dustproof pad (1601), installation piece (1602), block piece (1603) and block groove (1604), dustproof pad (1601) set up the outside at display (1), installation piece (1602) are fixed in the outside of display (1), block piece (1603) is fixed in the end position of installation piece (1602), and block piece (1603) extends to the inside of dustproof pad (1601), block groove (1604) is seted up in the inside of dustproof pad (1601).

3. The lifting structure for the teacher's desk of the multimedia classroom intelligent classroom as claimed in claim 2, wherein: the dustproof pad (1601) is clamped into the clamping groove (1604) through the clamping block (1603) and is connected with the installation block (1602) in a clamping mode.

4. The lifting structure for the teacher's desk of the intelligent classroom of multimedia classroom as claimed in claim 1, wherein: the buffering support mechanism (17) comprises a support column (1701), a buffering column (1702), a buffering pad (1703), a limiting block (1704) and a buffering spring (1705), wherein the support column (1701) is fixed on the upper surface of the support table (2), the buffering column (1702) penetrates through the top of the support column (1701), the buffering pad (1703) is fixed at the top end of the support column (1701), the limiting block (1704) is fixed at the bottom end of the buffering column (1702), one end of the buffering spring (1705) is fixed on the outer surface of the limiting block (1704), and the other end of the buffering spring (1705) is fixed on the inner surface of the support column (1701).

5. The lifting structure for the teacher's desk of the multimedia classroom intelligent classroom as claimed in claim 4, wherein said lifting structure comprises: the buffer column (1702) is movably connected with the support column (1701) through a limit block (1704) and a buffer spring (1705).

6. The lifting structure for the teacher's desk of the intelligent classroom of multimedia classroom as claimed in claim 1, wherein: the threaded sliding block (8) is movably connected with the positioning block (5) through a screw rod (7) and a joint head (18).