CN210159641U

CN210159641U - Novel ventilation chemistry student desk

Info

Publication number: CN210159641U
Application number: CN201920350681.2U
Authority: CN
Inventors: 赵云欣
Original assignee: Jiangsu Zhi Yu Teaching Equipment Co Ltd
Current assignee: Jiangsu Zhi Yu Teaching Equipment Co Ltd
Priority date: 2019-03-20
Filing date: 2019-03-20
Publication date: 2020-03-20
Anticipated expiration: 2029-03-20

Abstract

The utility model discloses a novel ventilation chemistry student desk, include, light, the basin table body and purifying box, electric telescopic handle is all installed to the both sides of lead screw, and installs the display screen in the top between electric telescopic handle one side, the light is all installed to the both sides on interior pole top, the inside of the table body of light below is provided with the cavity, and installs the expansion bracket in the inside bottom of cavity, the removal cabinet is installed on the top of expansion bracket, the top of the table body of light one side is provided with the experimental box, install the camera on one side inner wall of experimental box, the purifying box is installed on the inside top of experimental box. The utility model discloses an install the camera on one side inner wall of experimental box, realized shooing the condition in the experimental box to carry out the function of live teaching through the display screen, thereby can not cause harmful substance to injure the student, easily use widely.

Description

Novel ventilation chemistry student desk

Technical Field

The utility model relates to a chemical experiment equipment technical field specifically is a novel ventilation chemistry student desk.

Background

The experiment is one of the basic methods of scientific research, according to the purpose of scientific research, the external influence is eliminated as much as possible, main factors are highlighted, some special instruments and equipment are utilized, and research objects are artificially changed, controlled or simulated to enable some things (or processes) to occur or reappear, so that the natural phenomena, the natural properties and the natural laws are known, the experiment table is a very important auxiliary tool for completing the experiment and is an essential part of the experiment, the devices in the market are various and can basically meet the use requirements of people, but certain problems still exist, and the specific problems are as follows.

1. The traditional device has no exhaust device, some gases generated in the experimental process pollute the experimental environment, and particularly some harmful gases can cause harm to human bodies;

2. experiments on the traditional device cannot be used for teaching, in most cases, teachers generally conduct experiments on ordinary podium or in a fume cupboard to teach students, a lot of harmful reagents are often involved in the chemical experiment process, and the podium which is an open operating environment has certain harm to the teachers and the students;

3. the traditional device does not have the functions of safely placing and conveniently taking the experimental instrument, the experimental instrument such as a beaker, a measuring cylinder, an alcohol lamp and the like is placed on an operation table and is convenient to take, but the experimental instrument is easy to be knocked down or knocked down on the ground to damage the experimental instrument, most of the experimental instrument is glass products, and an experimenter is easy to hurt;

4. traditional such devices do not have lighting devices, thereby making the students unable to see the experimental phenomenon clearly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel ventilation chemistry student desk to the device that provides in solving above-mentioned background does not have exhaust device, the inconvenient problem of taking of unable on-the-spot teaching and laboratory glassware.

In order to achieve the above object, the utility model provides a following technical scheme: a novel ventilation chemical student desk comprises an electric telescopic rod, a lighting lamp, a water tank desk body and a purifying box, wherein a placing box is arranged on one side of the top end of the desk body, a lead screw is installed at the bottom end inside the placing box, electric telescopic rods are installed on two sides of the lead screw, a display screen is installed above the position between one sides of the electric telescopic rods, a sleeve is arranged at the top end of the desk body on one side of the placing box, an inner rod is arranged on the inner side of the sleeve, the lighting lamp is installed on two sides of the top end of the inner rod, a cavity is formed in the table body below the lighting lamp, a telescopic frame is installed at the bottom end inside the cavity, a movable cabinet is installed at the top end of the telescopic frame, an experiment box is arranged at the top end of the table body on one side of the lighting lamp, a camera is installed on the inner wall on one, and the top of fan is provided with the air outlet, the nitrogen gas jar is installed on the top of the experimental box one end table body, the controller is installed to one side of the table body, expansion bracket, electric telescopic handle, fan, display screen, light and camera all are connected with the controller electricity through the wire.

Preferably, the bottom end of the camera is provided with a multidirectional block, and the bottom end of the multidirectional block is fixedly connected to the inner wall of one side of the experimental box through a support rod.

Preferably, all be provided with the spacing groove on the both sides inner wall of experimental box, and through stopper fixedly connected with cover glass on the both sides inner wall of spacing groove to both sides between the cover glass both ends all are provided with the through-hole, and the one end of through-hole all is provided with gloves.

Preferably, the top of the table body on one side of the experimental box is provided with a water tank, and the top of the table body on one end of the water tank is fixedly connected with a faucet through a water pipe.

Preferably, the bottom of the table body at the two sides of the mobile cabinet is provided with a first drawer, and the inside of the table body at the top end of the first drawer is provided with a second drawer.

Preferably, universal wheels are installed on two sides of the bottom end of the table body, and a braking device is arranged on one side of each universal wheel.

Preferably, a filter screen is arranged between the inner walls of the two sides of the purifying box, baffles are evenly arranged on the inner walls of the two sides of the purifying box below the filter screen, and a dust collecting groove is formed in the bottom end of the purifying box.

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

1. according to the novel protective glass, through holes are formed in two sides between two ends of the protective glass, and gloves are arranged at one ends of the through holes, so that experiments are performed in a closed space, chemical substances cannot contact with a human body, and the human body cannot be injured;

2. according to the device, the filter screen is arranged between the inner walls of the two sides of the purifying box, the baffle plates are uniformly arranged on the inner walls of the two sides of the purifying box below the filter screen, and the dust collecting groove is formed in the bottom end of the purifying box, so that the toxic gas is purified and dust particles are sucked, and therefore, the environmental pollution and the human body injury cannot be caused;

3. according to the device, the cavity is formed in the table body below the illuminating lamp, the telescopic frame is arranged at the bottom end of the interior of the cavity, and the movable cabinet is arranged at the top end of the telescopic frame, so that the cabinet for placing experimental articles can move up and down, the taking is convenient, the damage cannot be caused, and the space is saved;

4. the device is through installing the camera on one side inner wall at the experimental box, and the display screen is installed to the top between electric telescopic handle one side, has realized shooing the condition in the experimental box to carry out the function of live broadcast teaching through the display screen, thereby can not cause the harmful substance to hurt the student.

Drawings

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

FIG. 2 is a schematic view of a structure at one end of the experimental box of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 4 is a system block diagram of the present invention.

In the figure: 1. a first drawer; 2. a controller; 3. a second drawer; 4. a screw rod; 5. placing the box; 6. an electric telescopic rod; 7. a display screen; 8. a sleeve; 9. an inner rod; 10. an illuminating lamp; 11. a camera; 12. a glove; 13. a through hole; 14. an air outlet; 15. a fan; 16. an experimental box; 17. a limiting groove; 18. protective glass; 19. a faucet; 20. a limiting block; 21. a water pipe; 22. a water tank; 23. a table body; 24. a universal wheel; 25. a mobile cabinet; 26. a telescopic frame; 27. a cavity; 28. a braking device; 29. a nitrogen tank; 30. filtering with a screen; 31. a baffle plate; 32. a dust collecting groove; 33. a purifying box.

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. 1-4, the present invention provides an embodiment: a novel ventilation chemical student desk comprises an electric telescopic rod 6, a lighting lamp 10, a water tank 22, desk bodies 23 and a purifying box 33, wherein a placing box 5 is arranged on one side of the top end of the desk body 23, a lead screw 4 is arranged at the bottom end inside the placing box 5, electric telescopic rods 6 are arranged on two sides of the lead screw 4, a display screen 7 is arranged above the position between one sides of the electric telescopic rods 6, a sleeve 8 is arranged at the top end of the desk body 23 on one side of the placing box 5, an inner rod 9 is arranged inside the sleeve 8, the lighting lamp 10 is arranged on two sides of the top end of the inner rod 9, a cavity 27 is arranged inside the desk body 23 below the lighting lamp 10, a telescopic frame 26 is arranged at the bottom end inside the cavity 27, a movable cabinet 25 is arranged at the top end of the telescopic frame 26, first drawers 1 are arranged at the bottom ends inside the desk bodies 23 on two sides of the movable cabinet, a test box 16 is arranged at the top end of a table body 23 at one side of the illuminating lamp 10, the inner walls at two sides of the test box 16 are respectively provided with a limiting groove 17, the inner walls at two sides of the limiting groove 17 are fixedly connected with a protective glass 18 through a limiting block 20, the two sides between two ends of the protective glass 18 are respectively provided with a through hole 13, one end of the through hole 13 is respectively provided with a glove 12, the inner wall at one side of the test box 16 is provided with a camera 11, the bottom end of the camera 11 is provided with a multidirectional block, the bottom end of the multidirectional block is fixedly connected with the inner wall at one side of the test box 16 through a supporting rod, the top end inside the test box 16 is provided with a purifying box 33, a filter screen 30 is arranged between the inner walls at two sides of the purifying box 33, baffle plates 31 are uniformly arranged on the inner walls at two sides of the purifying box 33 below the filter screen 30, the bottom end of the purifying box, and the top of the fan 15 is provided with an air outlet 14, the top of the table body 23 at one end of the experimental box 16 is provided with a nitrogen tank 29, the top of the table body 23 at one side of the experimental box 16 is provided with a water tank 22, the top of the table body 23 at one end of the water tank 22 is fixedly connected with a water tap 19 through a water pipe 21, the two sides of the bottom end of the table body 23 are provided with universal wheels 24, one side of each universal wheel 24 is provided with a braking device 28, one side of the table body 23 is provided with a controller 2, the controller 2 can be MAM-330 in type, the expansion bracket 26, the electric telescopic rod 6, the fan 15, the display screen 7, the illuminating lamp 10 and the camera 11 are electrically.

The working principle is as follows: when the device is used, firstly, experimental articles are put into the experiment box 16, then the protective glass 18 is pulled down, so that a closed space is formed in the experiment box 16, a student or a teacher with gloves sleeves the gloves 12 through the through hole 13, so that the hands have a double protection effect, the camera 11 shoots the conditions in the experiment box in the experiment process, then, direct broadcasting demonstration and teaching are carried out through the display screen 7, then, chemical gas and dust in the experiment box 16 are sucked away through the fan 15, the gas is filtered through the filter screen 30 and then discharged, the dust is gathered in the dust collection groove 32 through the blocking of the baffle plate 31, so that the dust is convenient to uniformly clean, the fan 15 sucks the gas in the experiment box 16, and simultaneously, nitrogen is continuously added into the experiment box 16 through the nitrogen tank 29, so that the air pressure in the experiment box 16 is ensured, so that the experiment normally runs, when the chemical articles need to be added, the movable cabinet 25 is moved upwards through the work of the telescopic frame 26, thereby realizing that the article taking is convenient and the article is not easy to damage.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel ventilation chemistry student desk, includes electric telescopic handle (6), light (10), basin (22) table body (23) and purifying box (33), its characterized in that: one side of the top end of the table body (23) is provided with a placing box (5), the bottom of the interior of the placing box (5) is provided with a lead screw (4), electric telescopic rods (6) are installed on two sides of the lead screw (4), a display screen (7) is installed above the electric telescopic rods (6) on one side, a sleeve (8) is arranged on the top end of the table body (23) on one side of the placing box (5), an inner rod (9) is arranged on the inner side of the sleeve (8), illuminating lamps (10) are installed on two sides of the top end of the inner rod (9), a cavity (27) is arranged inside the table body (23) below the illuminating lamps (10), an expansion bracket (26) is installed at the bottom end of the interior of the cavity (27), a movable cabinet (25) is installed at the top end of the expansion bracket (26), a test box (16) is arranged at the top end, install camera (11) on one side inner wall of experimental box (16), purifying box (33) are installed on the inside top of experimental box (16), fan (15) are installed on the top of purifying box (33) top experimental box (16), and the top of fan (15) is provided with air outlet (14), nitrogen gas jar (29) are installed on the top of experimental box (16) one end table body (23), controller (2) are installed to one side of table body (23), expansion bracket (26), electric telescopic handle (6), fan (15), display screen (7), light (10) and camera (11) all are connected through wire and controller (2) electricity.

2. A novel ventilated chemical student desk according to claim 1 wherein: the bottom end of the camera (11) is provided with a multidirectional block, and the bottom end of the multidirectional block is fixedly connected to the inner wall of one side of the experiment box (16) through a support rod.

3. A novel ventilated chemical student desk according to claim 1 wherein: all be provided with spacing groove (17) on the both sides inner wall of experimental box (16), and through stopper (20) fixedly connected with protective glass (18) on the both sides inner wall of spacing groove (17) to both sides between protective glass (18) both ends all are provided with through-hole (13), and the one end of through-hole (13) all is provided with gloves (12).

4. A novel ventilated chemical student desk according to claim 1 wherein: the top end of the table body (23) at one side of the experimental box (16) is provided with a water tank (22), and the top end of the table body (23) at one end of the water tank (22) is fixedly connected with a water tap (19) through a water pipe (21).

5. A novel ventilated chemical student desk according to claim 1 wherein: the bottom of the inner portion of the table bodies (23) on the two sides of the movable cabinet (25) is provided with a first drawer (1), and the inner portion of the table body (23) on the top end of the first drawer (1) is provided with a second drawer (3).

6. A novel ventilated chemical student desk according to claim 1 wherein: the table is characterized in that universal wheels (24) are mounted on two sides of the bottom end of the table body (23), and a braking device (28) is arranged on one side of each universal wheel (24).

7. A novel ventilated chemical student desk according to claim 1 wherein: a filter screen (30) is arranged between the inner walls of the two sides of the purifying box (33), baffles (31) are uniformly arranged on the inner walls of the two sides of the purifying box (33) below the filter screen (30), and a dust collecting groove (32) is arranged at the bottom end of the purifying box (33).