CN211886882U

CN211886882U - Experiment box for student chemistry

Info

Publication number: CN211886882U
Application number: CN202020119360.4U
Authority: CN
Inventors: 武佳瑶
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-11-10
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a student chemical experiment box, which belongs to the technical field of teaching aids, the side surface of a shell is fixedly connected with a handle, the inside of the shell is fixedly connected with an anti-collision block, the inside of the shell is fixedly connected with a support rod, one end of the support rod is provided with a slide hole, the inside of the slide hole is in contact connection with a spring, one end of the spring is in contact connection with an anti-collision block, the other end of the anti-collision block is fixedly connected with a connecting rod, the other end of the connecting rod is fixedly connected with a cover plate, the upper end of the shell is fixedly connected with a clamping rod, the surface of the clamping rod is in contact connection with a clamping block, the surface of the clamping block is fixedly connected with an anti-slip pad, the cover plate arranged in the student chemical experiment box has the function of expansion and contraction, the height position can be adjusted, the student chemical, the mobile carrying safety of the experimental box is improved.

Description

Experiment box for student chemistry

Technical Field

The utility model relates to a teaching aid technical field, more specifically say, relate to a student chemistry is with experimental box.

Background

When the teacher carries out chemical teaching in the classroom, generally all will use the chemistry to do the chemical experiment with the experimental box, let and watch the more audio-visual understanding chemistry of teacher.

However, the experimental box for the existing student chemistry is because place on the desk and test, and the position height is lower, and the experiment process can't be clearly observed to the student of probably back row when testing, has brought certain influence for the teaching effect to the experimental box for the existing student chemistry removes the in-process, can cause fragile article and metal object's contact collision, thereby causes the damage of experimental article utensil, the carrying of the experimental box of being not convenient for removes.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a student is experimental box for chemistry, this student chemistry has flexible function with the apron of experimental box setting, can height-adjusting position, is used for using as the experiment frame, and the clear experimental process of watching of the student of being convenient for to improved the teaching effect, and the anticollision piece that sets up can carry out classification protection to the article utensil in the experimental box, improved the removal of experimental box and carried the security.

In order to solve the above problems, the utility model adopts the following technical proposal.

A student chemistry experiment box comprises a shell, wherein a handle is fixedly connected to the side face of the shell, an anti-collision block is fixedly connected in the shell, a supporting rod is fixedly connected in the shell, a sliding hole is formed in one end of the supporting rod, a spring is connected in the sliding hole in a contact mode, an anti-falling block is connected in the spring in a contact mode, a connecting rod is fixedly connected to the other end of the anti-falling block, a cover plate is fixedly connected to the other end of the connecting rod, a clamping rod is fixedly connected to the upper end of the shell, a clamping block is connected to the surface of the clamping rod in a contact mode, an anti-sliding pad is fixedly connected to the surface of the clamping block, the area of the anti-sliding pad is the same as that of the clamping block, the anti-sliding pad is made of pressure-resistant rubber, anti-sliding grains are arranged, the utility model is used for using as the experiment frame, the clear experimental process of watching of the student of being convenient for to improved teaching effect, and the anticollision piece that sets up can carry out categorised protection to the article utensil in the experimental box, improved the removal of experimental box and carried the security.

Furthermore, the material of anticollision piece is the buffering memory cotton, the upper end of anticollision piece is equipped with respectively and accomodates the hole and accomodate the groove, four turnings of anticollision piece are equipped with the breach, and the anticollision piece that sets up can protect the interior test article of casing not damaged when the casing receives the striking.

Furthermore, the fixed surface of apron is connected with the compact heap, the shape of compact heap is square, the material of compact heap is the ventilative cotton of elasticity, and when apron lapse and casing closed, the compact heap can avoid the use article in the casing to produce at the removal in-process and rock.

Furthermore, the surface of fixture block is opened there is the through-hole, the inner wall of through-hole is connected with the surface contact of kelly, the internal diameter of through-hole is greater than the external diameter of kelly, and the fixture block that sets up has horizontal rotation's function, the fixed of the apron of being convenient for and opening.

Further, the other end fixedly connected with anticreep cap of kelly, the shape of anticreep cap is cylindrical, the external diameter of anticreep cap is greater than the external diameter of kelly, and the anticreep cap that sets up is used for restricting the upward shift position of fixture block, has spacing anticreep function.

Compared with the prior art, the utility model has the advantages of:

(1) the apron that this scheme set up has flexible function, can height-adjusting position, is used for using as the experiment frame, the clear experimental process of watching of the student of being convenient for to improved teaching effect, and the anticollision piece that sets up can carry out classification protection to the article utensil in the experimental box, improved the removal of experimental box and carried the security.

(2) The material of anticollision piece is buffering memory cotton, and the upper end of anticollision piece is equipped with respectively and accomodates hole and groove, and four turnings of anticollision piece are equipped with the breach, and the anticollision piece that sets up can protect the test article in the casing not damaged when the casing receives the striking.

(3) The fixed surface of apron is connected with the compact heap, and the shape of compact heap is square, and the material of compact heap is the ventilative cotton of elasticity, and when apron lapse and casing closed, the use article that the compact heap can avoid the casing produced at the removal in-process and rock.

(4) The surface of the clamping block is provided with a through hole, the inner wall of the through hole is in contact connection with the surface of the clamping rod, the inner diameter of the through hole is larger than the outer diameter of the clamping rod, and the arranged clamping block has a horizontal rotation function and is convenient for fixing and opening the cover plate.

(5) The other end fixedly connected with anticreep cap of kelly, the shape of anticreep cap is cylindrical, and the external diameter of anticreep cap is greater than the external diameter of kelly, and the anticreep cap that sets up is used for restricting the upward shift position of fixture block, has spacing anticreep function.

Drawings

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

FIG. 2 is a partial cross-sectional view of the mounting structure of the support rod and the connecting rod of the present invention;

FIG. 3 is a side view of the fixture block and housing mounting structure of the present invention;

fig. 4 is a top view of the crash block structure of the present invention.

The reference numbers in the figures illustrate:

the anti-falling device comprises a shell 1, a handle 11, an anti-collision block 2, a 21 accommodating hole, a 22 accommodating groove, a 23 notch, a 3 supporting rod, a 31 sliding hole, a 32 spring, a 33 anti-falling block, a 34 connecting rod, a 4 cover plate, a 41 pressing block, a 5 clamping block, a 51 through hole, a 52 clamping rod, a 53 anti-sliding pad and a 54 anti-falling cap.

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, a student chemical experiment box comprises a housing 1, referring to fig. 1-4, a handle 11 is fixedly connected to the side of the housing 1, the handle 11 is convenient for a user to lift the experiment box and move and carry, an anti-collision block 2 is fixedly connected in the housing 1, a containing hole 21 and a containing groove 22 which are arranged on the anti-collision block 2 are used for protecting fragile articles such as experiment test tubes and beakers in all directions, the anti-collision box has the functions of buffering and shock absorption, and the fragile articles and metal articles can be separately placed, a support rod 3 is fixedly connected in the housing 1, the number of the support rods 3 is four, one end of the support rod 3 is provided with a sliding hole 31, the sliding hole 31 is used for containing a connecting rod 34, the connecting rod 34 has the function of stretching, a spring 32 is in contact connection with the sliding hole 31, when the spring 32 is squeezed by the anti-collision block 33, the spring has the function of compression elasticity, and the connecting rod, the one end contact of spring 32 is connected with anticreep piece 33, anticreep piece 33 can prevent connecting rod 34 from breaking away from slide hole 31, the other end fixedly connected with connecting rod 34 of anticreep piece 33, the other end fixedly connected with apron 4 of connecting rod 34, the upper end fixedly connected with kelly 52 of casing 1, the axle center of two kellies 52 is in the coplanar with the center of apron 4, the surface contact of kelly 52 is connected with fixture block 5, the quantity of fixture block 5 is two, the upper end left side and the right side of casing 1 that set up respectively, fixture block 5 is used for fixing the closed position of apron 4 on casing 1, the fixed surface of fixture block 5 is connected with non slipping spur 53, the area of non slipping spur 53 is the same with the area of fixture block 5, the material of non slipping spur 53 is compression-resistant rubber, the surface of non slipping spur 53 is equipped with anti-slip line, non slipping spur 53 can increase the frictional strength of fixture block 5 and.

Referring to fig. 1 and 4, the anti-collision block 2 is made of buffer memory cotton, the upper end of the anti-collision block 2 is respectively provided with a storage hole 21 and a storage groove 22, four corners of the anti-collision block 2 are provided with notches 23, the notches 23 are used for facilitating the installation of the support rod 3 on the housing 1, the set anti-collision block 2 can protect test articles in the housing 1 from being damaged when the housing 1 is impacted, the surface of the cover plate 4 is fixedly connected with a pressing block 41, the pressing block 41 is square, the pressing block 41 is made of elastic breathable cotton, and when the cover plate 4 moves downwards and is closed with the housing 1, the pressing block 41 can prevent the articles in the housing 1 from shaking in the moving process.

Referring to fig. 3, a through hole 51 is formed in the surface of the latch 5, the inner wall of the through hole 51 is in contact connection with the surface of the latch rod 52, the inner diameter of the through hole 51 is larger than the outer diameter of the latch rod 52, the latch 5 is arranged to have a horizontal rotation function, so that the cover plate 4 can be conveniently fixed and opened, the other end of the latch rod 52 is fixedly connected with an anti-falling cap 54, the anti-falling cap 54 is cylindrical, the outer diameter of the anti-falling cap 54 is larger than the outer diameter of the latch rod 52, and the anti-falling cap 54 is arranged to limit the upward movement position of the latch 5 and has a limiting and anti.

When the student chemical experiment box is folded, the experimental article appliances can be placed in the containing hole 21 and the containing groove 22 in a classified mode, then the cover plate 4 is moved downwards, the cover plate 4 moves downwards to drive the connecting rod 34 to move downwards, the connecting rod 34 moves downwards to drive the anti-falling block 33 to downwards extrude the spring 32, the spring 32 forms compression elasticity, meanwhile, the cover plate 4 moves downwards to enable the pressing block 41 to be in contact with the anti-collision block 2, therefore, the article appliances are prevented from being separated from the containing hole 21 and the containing groove 22 in the carrying process, the arranged anti-collision block 2 can classify and protect the article appliances in the experiment box, the moving carrying safety of the experiment box is improved, when the cover plate 4 moves downwards to be in the horizontal position with the upper end of the shell 1, then the clamping block 5 is rotated ninety degrees towards the central position of the cover plate 4, the clamping block 5 is enabled to be in contact with the upper end of the cover plate 4, then the clamping block, spring 32 release elasticity makes apron 4 rebound firmly the card at the lower extreme of fixture block 5 this moment, thereby fixed apron 4's closed position, when apron 4 is opened to needs, can be to keeping away from apron 4 central point put ninety degrees rotatory fixture block 5, make fixture block 5 break away from with apron 4's contact, loosen apron 4 after that, connecting rod 34 drives apron 4 rebound under the elastic force effect of spring 32 release this moment, thereby increase high position, the apron 4 of setting has flexible function, can height-adjusting position, be used for using as the laboratory bench, be convenient for the clear experimental process of watching of student, thereby teaching quality has been improved.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A student chemistry experiment box, comprising a housing (1), characterized in that: the anti-collision device is characterized in that a handle (11) is fixedly connected to the side face of the shell (1), an anti-collision block (2) is fixedly connected in the shell (1), a support rod (3) is fixedly connected in the shell (1), a sliding hole (31) is formed in one end of the support rod (3), a spring (32) is connected in the sliding hole (31) in a contacting manner, an anti-falling block (33) is connected in one end of the spring (32) in a contacting manner, a connecting rod (34) is fixedly connected to the other end of the anti-falling block (33), a cover plate (4) is fixedly connected to the other end of the connecting rod (34), a clamping rod (52) is fixedly connected to the upper end of the shell (1), a clamping block (5) is connected in a surface contacting manner to the clamping rod (52), an anti-slip pad (53) is fixedly connected to the surface of the clamping block (5), the area of the anti-slip, the surface of the anti-skid pad (53) is provided with anti-skid grains.

2. A student chemistry experiment box according to claim 1, wherein: the material of anticollision piece (2) is buffer memory cotton, the upper end of anticollision piece (2) is equipped with respectively and accomodates hole (21) and accomodate groove (22), four turnings of anticollision piece (2) are equipped with breach (23).

3. A student chemistry experiment box according to claim 1, wherein: the surface of the cover plate (4) is fixedly connected with a pressing block (41), the pressing block (41) is square, and the pressing block (41) is made of elastic breathable cotton.

4. A student chemistry experiment box according to claim 1, wherein: the surface of the clamping block (5) is provided with a through hole (51), the inner wall of the through hole (51) is in contact connection with the surface of the clamping rod (52), and the inner diameter of the through hole (51) is larger than the outer diameter of the clamping rod (52).

5. A student chemistry experiment box according to claim 1, wherein: the other end of the clamping rod (52) is fixedly connected with an anti-release cap (54), the anti-release cap (54) is cylindrical, and the outer diameter of the anti-release cap (54) is larger than that of the clamping rod (52).