CN211669795U

CN211669795U - Liftable education experiment table

Info

Publication number: CN211669795U
Application number: CN201920445319.3U
Authority: CN
Inventors: 李新航
Original assignee: Nanjing Yuanhang Weiye Children's Products Co ltd
Current assignee: Nanjing Yuanhang Weiye Children's Products Co ltd
Priority date: 2019-04-03
Filing date: 2019-04-03
Publication date: 2020-10-13
Anticipated expiration: 2029-04-03

Abstract

The utility model discloses a liftable education experiment table, which comprises a teacher's table shell, an experiment table bottom plate, an experiment table top plate and a teacher's table panel, wherein a secondary battery is fixedly arranged on the inner wall of the bottom of the teacher's table shell, the teacher's table panel is fixedly welded on the top of the teacher's table shell, and a rack is fixedly arranged on the inner wall of the side surface of the teacher's table shell, which is positioned on the upper part of the secondary battery; the utility model discloses a set up laboratory bench bottom plate and laboratory bench roof inside the lectern shell, make driving motor drive laboratory bench bottom plate and laboratory bench roof move lectern panel upper portion through pressing multi-control switch when using, when the mr experiments, the camera of laboratory bench roof bottom can whole shooting experimentation, and put the experimentation on the projecting apparatus, make things convenient for the student to watch mr's experimentation, and can put down the laboratory bench roof through multi-control switch after finishing using and put the same high position with the lectern panel, make the lectern can normal use.

Description

Liftable education experiment table

Technical Field

The utility model relates to an experimental facilities technical field specifically is a liftable education laboratory bench.

Background

The experiment table is used for enterprise and public institutions such as hospitals, schools, chemical plants, scientific research institutions and the like to perform experiment detection and store instruments, experiments can be performed on the platform directly when the schools perform simple chemical experiment demonstration, and the platform is the experiment table.

However, the conventional experiment table has some disadvantages in the using process, such as:

the platform is generally used for carrying out experiments on the platform when a school uses the platform to carry out simple experiment demonstration, and the platform is generally higher than the sight of students, so that the students are very inconvenient when watching the experiments of teachers.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liftable education experiment table to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a liftable education experiment table comprises a teacher's table shell, an experiment table bottom plate, an experiment table top plate and a teacher's table face plate, wherein a secondary battery is fixedly placed on the inner wall of the bottom of the teacher's table shell, the teacher's table face plate is fixedly welded to the top of the teacher's table shell, and a rack is fixedly arranged on the inner wall of the side face of the teacher's table shell, which is positioned on the upper portion of the secondary battery;

an experiment table bottom plate is movably placed in the teacher's table shell, driving motors are fixedly installed at four corners of the lower surface of the experiment table bottom plate through screws respectively, driving gears are fixedly welded at power output ends of the driving motors, the driving gears are meshed with racks, and hemispherical anti-collision blocks are fixedly welded at the centers of the side surfaces of the driving gears;

the fixed welding respectively of laboratory bench bottom plate upper surface four corners department has the support column, the support column is kept away from the fixed welding of laboratory bench bottom plate one end and is had the laboratory bench roof, there is the camera laboratory bench roof lower surface center department through screw fixed mounting, there is many accuse switches lectern panel one side lower surface through screw fixed mounting, secondary battery electric energy output and many accuse switch electric energy input electric connection, many accuse switch electric energy output and driving motor electric energy input electric connection, driving motor electric energy output and secondary battery electric energy input electric connection.

Furthermore, the upper surface of the top plate of the experiment table and the upper surface of the panel of the teacher desk are positioned on the same horizontal plane.

Furthermore, the multi-control switch is a normally open switch.

Further, the driving motor is a servo motor.

Further, the camera is in signal connection with the projector, and the camera is used for shooting an experimental process and putting on the projector.

Compared with the prior art, the beneficial effects of the utility model are that:

through setting up laboratory bench bottom plate and laboratory bench roof inside the lectern shell, make driving motor drive laboratory bench bottom plate and laboratory bench roof move to lectern panel upper portion through pressing many accuse switches when using, when the mr is tested, the camera of laboratory bench roof bottom can whole shooting experimentation, and put in the experimentation on the projecting apparatus, make things convenient for the student to watch mr's experimentation, and can put down the laboratory bench roof through many accuse switches with the same high position of lectern panel after finishing using, make the lectern can normal use.

Drawings

FIG. 1 is a schematic view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

fig. 3 is a schematic diagram of the structure of the hardware structure electrical connection relationship of the present invention.

In FIGS. 1-3: 1-a lectern shell; 2-a rack; 3-a support column; 4-a bottom plate of the experiment table; 5-driving the gear; 6-driving a motor; 7-a secondary battery; 8-hemispherical anti-collision block; 9-a multi-control switch; 10-a camera; 11-bench top plate; 12-teacher desk panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a liftable education experiment table, includes lectern shell 1, laboratory bench bottom plate 4, laboratory bench roof 11 and lectern panel 12, its characterized in that: a secondary battery 7 is fixedly arranged on the inner wall of the bottom of the teacher's desk shell 1, a teacher's desk panel 12 is fixedly welded on the top of the teacher's desk shell 1, and a rack 2 is fixedly arranged on the inner wall of the side surface of the teacher's desk shell 1, which is positioned on the upper part of the secondary battery 7;

an experiment table bottom plate 4 is movably placed in the teacher's desk shell 1, driving motors 6 are fixedly installed at four corners of the lower surface of the experiment table bottom plate 4 through screws respectively, driving gears 5 are fixedly welded at power output ends of the driving motors 6, the driving gears 5 are meshed with the racks 2, and hemispherical anti-collision blocks 8 are fixedly welded at the centers of the side surfaces of the driving gears 5;

4 upper surface four corners departments of laboratory bench bottom plate fixed welding respectively have support column 3, support column 3 keeps away from 4 one end fixed welding of laboratory bench bottom plate has laboratory bench roof 11, there is camera 10 at 11 lower surface centers of laboratory bench roof department through screw fixed mounting, there is multi-control switch 9 lectern 12 one side lower surface through screw fixed mounting, 7 electric energy output of secondary battery and multi-control switch 9 electric energy input electric connection, multi-control switch 9 electric energy output and 6 electric energy input electric connection of driving motor, 6 electric energy output of driving motor and 7 electric energy input electric connection of secondary battery.

The upper surface of the experiment table top plate 11 and the upper surface of the platform panel 12 are in the same horizontal plane, so that the experiment table top plate 11 and the platform panel 12 can be overlapped to form a complete platform table top when the experiment table top plate 11 is retracted into the platform shell 1; the multi-control switch 9 is a normally open switch, the normally open switch is in a disconnected state all the time when the switch is not pressed, the switch is powered on when a user presses the switch, and the switch is in the disconnected state after being released; by adopting the servo motor as the driving motor 6, the servo motor has a locking function, so that the working end of the servo motor can not rotate in a non-electrified state, and can rotate only in an electrified state, and the experiment table bottom plate 4 can be fixed and cannot fall down after the power supply is cut off when the experiment table bottom plate 4 is moved to the top by the driving motor 6; through camera 10 and projector signal connection, camera 10 is used for shooting the experimentation and puts in on the projector, makes things convenient for the student to see the experimentation on laboratory bench bottom plate 4 through the projector large screen.

The working principle is as follows: when the teaching desk is used, the experiment table bottom plate 4 and the experiment table top plate 11 are arranged in the teaching desk shell 1, the driving motor 6 drives the experiment table bottom plate 4 and the experiment table top plate 11 to move to the upper part of the teaching desk panel 12 by pressing the multi-control switch 9 when the teaching desk is used, because the driving motor 6 is a servo motor, two control ends of the multi-control switch 9 can be used for respectively controlling the positive connection and reverse connection circuits of the secondary battery 7 and the driving motor 6, when the multi-control switch 9 controls the positive connection circuit of the secondary battery 7 and the driving motor 6 to be electrified, the driving motor 6 rotates in the positive direction, the experiment table bottom plate 4 moves upwards, when the multi-control switch 9 controls the reverse connection circuit of the secondary battery 7 and the driving motor 6 to be electrified, the driving motor 6 rotates in the reverse direction, the experiment table bottom plate 4 moves downwards, when a teacher conducts an experiment, the camera 10 at the bottom of the experiment table top plate 11 can shoot an experiment process in the whole course, and put in the experimentation on the projecting apparatus, make things convenient for the student to watch mr's experimentation, and can put down laboratory bench roof 11 through many accuse switch 9 after finishing using and put the same high position with lectern panel 12 for the lectern can normal use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 liftable education experiment table, includes lectern shell (1), laboratory bench bottom plate (4), laboratory bench roof (11) and lectern face board (12), its characterized in that: a secondary battery (7) is fixedly arranged on the inner wall of the bottom of the teacher desk shell (1), a teacher desk panel (12) is fixedly welded on the top of the teacher desk shell (1), and a rack (2) is fixedly arranged on the inner wall of the side surface of the teacher desk shell (1) and positioned on the upper part of the secondary battery (7);

an experiment table bottom plate (4) is movably placed in the teacher's table shell (1), driving motors (6) are fixedly installed at four corners of the lower surface of the experiment table bottom plate (4) through screws respectively, driving gears (5) are fixedly welded at power output ends of the driving motors (6), the driving gears (5) are meshed with the racks (2), and hemispherical anti-collision blocks (8) are fixedly welded at the centers of the side surfaces of the driving gears (5);

laboratory bench bottom plate (4) upper surface four corners department fixed welding respectively has support column (3), the fixed welding of laboratory bench bottom plate (4) one end has laboratory bench roof (11) is kept away from in support column (3), there is camera (10) at laboratory bench roof (11) lower surface center department through screw fixed mounting, lectern face board (12) one side lower surface has many accuse switch (9) through screw fixed mounting, secondary battery (7) electric energy output and many accuse switch (9) electric energy input electric connection, many accuse switch (9) electric energy output and driving motor (6) electric energy input electric connection, driving motor (6) electric energy output and secondary battery (7) electric energy input electric connection.

2. A liftable education laboratory bench according to claim 1, characterized in that: the upper surface of the experiment table top plate (11) and the upper surface of the teacher desk panel (12) are in the same horizontal plane.

3. A liftable education laboratory bench according to claim 1, characterized in that: the multi-control switch (9) is a normally open switch.

4. A liftable education laboratory bench according to claim 1, characterized in that: the driving motor (6) adopts a servo motor.

5. A liftable education laboratory bench according to claim 1, characterized in that: the camera (10) is in signal connection with the projector, and the camera (10) is used for shooting an experimental process and putting on the projector.