CN216019835U

CN216019835U - Safe multimedia experiment table

Info

Publication number: CN216019835U
Application number: CN202120267454.0U
Authority: CN
Inventors: 何婷婷; 刘善德
Original assignee: Linyi University
Current assignee: Linyi University
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2022-03-15
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a safe multimedia experiment table, and belongs to the field of experiment equipment. The defect that a multimedia experiment table in the prior art cannot provide safe and effective protection is overcome. The multifunctional table comprises a table frame and a table top plate arranged on the table frame, wherein a semi-closed protective cover is arranged in the middle of the table top plate, an air suction cover is arranged in the protective cover and is communicated with an air suction opening at the top of the protective cover, a wash basin and a tap water pipe are arranged on one side of the table top plate, a lifting opening and a multimedia interface seat are arranged on the other side of the table top plate, a lifting mechanism is arranged in the table frame below the lifting opening, and a display is connected above the lifting mechanism. The utility model can effectively collect the harmful gas generated by chemical reaction, avoids the harm of the harmful gas generated by experiment to the body of students, and the display can be lifted, thus increasing the use space of the experiment table.

Description

Safe multimedia experiment table

Technical Field

The utility model relates to teaching equipment, in particular to a safe multimedia experiment table.

Background

Along with the development of education, schools increasingly pay more attention to the practical ability of students to the experimental subjects, so that each chemical experiment change basically needs the students to carry out experiments in person to deepen the learning impression of the students and improve the experimental ideas of the students. Chemistry often need use the laboratory bench in the experimentation, but often can produce harmful gas in the chemistry experiment, though current laboratory bench is equipped with air extraction equipment, but under the environment that is open completely, harmful gas can not be collected completely, has partly to diffuse in the ambient air, will cause certain harm to student's health like this. In addition, along with the development of science, the computer more and more becomes the necessary supplementary learning tools in the experimentation, and present computer display puts on the laboratory bench, and the display screen occupies desktop space when not using the computer, influences experimental experience, receives the damage very easily moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a safe multimedia experiment table to overcome the defect that the multimedia experiment table in the prior art cannot provide safe and effective protection.

The utility model is realized by adopting the following technical scheme:

a safe multimedia experiment table comprises a table frame and a table top plate arranged on the table frame, wherein a semi-closed protective cover is arranged in the middle of the table top plate, an air draft cover is arranged in the protective cover and is communicated with an air draft opening in the top of the protective cover, a wash basin and a tap water pipe are arranged on one side of the table top plate, a lifting opening and a multimedia interface seat are arranged on the other side of the table top plate, a lifting mechanism is arranged in the table frame below the lifting opening, and a display is connected above the lifting mechanism.

Furthermore, an instrument frame is arranged in the protective cover.

Further, elevating system includes crane, slider, lifting linkage mechanism, bearing frame, two-way lead screw, thread bush, motor, the crane bottom is equipped with the slide rail, lifting linkage mechanism top is articulated with two sets of sliders, and two sets of sliders are respectively with slide rail swing joint, lifting linkage mechanism below is articulated with two sets of thread bushes, and two sets of thread bushes are connected with two-way lead screw's positive, reverse screw thread respectively, two-way lead screw and bearing frame swing joint, two-way lead screw passes through sprocket and chain and is connected with motor drive.

Furthermore, the multimedia interface seat comprises a seat body and rollers, wherein the seat body is fixedly connected with the rollers and is movably connected in the inner groove of the table top plate through a rotating shaft.

Furthermore, friction lines are arranged on the roller.

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

(1) the semi-closed protective cover is arranged, and the harmful gas generated by chemical reaction can be effectively collected by combining the air draft cover, so that the harm of the harmful gas generated by experiments to the bodies of students is avoided.

(2) The display can be lifted, and can be collected below the table panel when not in use, so that the use space of the experiment table is increased, and the display can be lifted out of the upper part of the table panel when in use, so that the operation is simple.

(3) The multimedia interface seat can be turned over, and the interface end is turned over to the lower part for storage when the multimedia interface seat is not used, so that the occurrence probability of electric leakage accidents is reduced.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1;

fig. 4 is a schematic structural diagram of the multimedia interface holder of the present invention.

In the figure: 1. a table frame; 2. a table top plate; 3. a display; 4. a lifting mechanism; 5. a protective cover; 6. an instrument stand; 7. an air draft cover; 8. a tap water pipe; 9. a lavatory basin; 10. a multimedia interface mount; 11. an air suction opening; 12. a lifting frame; 13. a slider; 14. a lifting link mechanism; 15. a bearing seat; 16. a bidirectional screw rod; 17. a threaded sleeve; 18. a sprocket; 19. a motor; 20. a base body; 21. a roller; 22. a rotating shaft.

Detailed Description

The utility model will be further explained with reference to the drawings.

As shown in fig. 1 and 2, the safe multimedia experiment table of the present invention includes a table frame 1 and a table top 2 disposed on the table frame 1. The semi-closed protective cover 5 is arranged in the middle of the table top plate 2, the air draft cover 7 is arranged in the protective cover 5, the air draft cover 7 is communicated with an air draft opening 11 in the top of the protective cover 5, the air draft opening 11 can be connected with air draft equipment, the protective cover 5 can prevent harmful gas from diffusing, and the harmful gas generated by chemical reaction can be effectively absorbed by combining the air draft cover 7. One side of the table top plate 2 is provided with a wash basin 9 and a tap water pipe 8, the other side of the table top plate is provided with a lifting port and a multimedia interface seat 10, electrical equipment and a water source are separated, and electric leakage accidents caused by water inflow of the electrical equipment can be avoided. The table frame 1 below the lifting port is internally provided with a lifting mechanism 4, the display 3 is connected above the lifting mechanism 4, the display 3 can be lifted, the display 3 can be collected below the table panel 2 when the table frame is not used, the use space of the experiment table is increased, and the display 3 can be lifted out of the upper part of the table panel 2 when the experiment table is used.

Further, an instrument frame 6 is arranged in the protective cover 5. Instruments required by the experiment are placed on the instrument frame 6, so that the convenience of the experiment is improved.

Further, as shown in fig. 3, the lifting mechanism 4 includes a lifting frame 12, a sliding block 13, a lifting link mechanism 14, a bearing seat 15, a bidirectional screw rod 16, a threaded sleeve 17 and a motor 19, a sliding rail is arranged at the bottom of the lifting frame 12, the upper part of the lifting link mechanism is connected with the display 3, the upper part of the lifting link mechanism 14 is hinged with two groups of sliding blocks 13, the two groups of sliding blocks 13 are respectively movably connected with the sliding rail, the lower part of the lifting link mechanism 14 is hinged with the two groups of threaded sleeves 17, the two groups of threaded sleeves 17 are respectively connected with the forward and reverse threads of the bidirectional screw rod 16, the bidirectional screw rod 16 is movably connected with the bearing seat 15, and the bidirectional screw rod 16 is in transmission connection with the motor 19 through a chain wheel 18 and a chain.

Further, as shown in fig. 4, the multimedia interface base 10 includes a base 20 and rollers 21, wherein the base 20 is fixedly connected with the rollers 21 and movably connected to an inner groove of the table top 2 through a rotating shaft 22; the roller 21 is provided with friction lines which increase friction force, so that the multimedia interface seat 10 is labor-saving in the rotating process. When the multimedia interface seat is not used, the interface end of the multimedia interface seat 10 is turned to the lower part for storage, so that the occurrence probability of electric leakage accidents is reduced.

Claims

1. The utility model provides a safe multimedia experiment platform, includes table frame (1) and sets up desktop board (2) on table frame (1), its characterized in that: the multifunctional table is characterized in that a semi-closed protective cover (5) is arranged in the middle of the table top plate (2), an air draft cover (7) is arranged in the protective cover (5), the air draft cover (7) is communicated with an air draft opening (11) in the top of the protective cover (5), a wash basin (9) and a tap water pipe (8) are arranged on one side of the table top plate (2), a lifting opening and a multimedia interface seat (10) are arranged on the other side of the table top plate, a lifting mechanism (4) is arranged in the table frame (1) below the lifting opening, and a display (3) is connected above the lifting mechanism (4).

2. A secure multimedia laboratory bench according to claim 1, characterized in that: an instrument frame (6) is arranged in the protective cover (5).

3. A secure multimedia laboratory bench according to claim 1, characterized in that: elevating system (4) are including crane (12), slider (13), lifting link mechanism (14), bearing frame (15), two-way lead screw (16), thread bush (17), motor (19), crane (12) bottom is equipped with the slide rail, lifting link mechanism (14) top is articulated with two sets of slider (13), and two sets of slider (13) respectively with slide rail swing joint, lifting link mechanism (14) below is articulated with two sets of thread bush (17), two sets of thread bush (17) respectively with two-way lead screw (16) just, reverse threaded connection, two-way lead screw (16) and bearing frame (15) swing joint, two-way lead screw (16) are connected with motor (19) transmission through sprocket (18) and chain.

4. A secure multimedia laboratory bench according to claim 1, characterized in that: the multimedia interface seat comprises a seat body and rollers, wherein the seat body is fixedly connected with the rollers and is movably connected in the inner groove of the table top plate through a rotating shaft.

5. A secure multimedia laboratory bench of claim 4 wherein: the roller is provided with friction lines.