CN217221573U

CN217221573U - Chemistry experiment teaching aid

Info

Publication number: CN217221573U
Application number: CN202220143428.1U
Authority: CN
Inventors: 陈佳; 李楠
Original assignee: Guangzhou University
Current assignee: Guangzhou University
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-08-19
Anticipated expiration: 2032-01-19

Abstract

The utility model relates to the technical field of chemical experiment teaching, in particular to a chemical experiment teaching aid, which comprises a workbench, wherein the surface of the workbench is fixedly connected with a concave plate, the surface of the concave plate is provided with a first chute, a first slider is slidably connected in the first chute, the surface of the first slider is fixedly connected with a clamping plate, the surface of the clamping plate is provided with a regulating plate, the surface of the regulating plate is fixedly connected with a baffle, the height of the baffle is consistent with that of the clamping plate, the surface of the baffle is fixedly connected with a connecting block, the side wall of the connecting block is provided with a through hole, a T-shaped rod is arranged in the through hole, a nut is in threaded connection with the outer wall of the T-shaped rod, and the distance between the adjacent clamping plates can be conveniently regulated according to needs through the mutual matching between the first slider and the first chute, thereby realizing the clamping of different glass tools, and playing a protection role on the glass tools through the design of the baffle, the glass utensil is prevented from being damaged.

Description

Chemical experiment teaching aid

Technical Field

The utility model relates to a chemical experiment teaching technical field, more specifically says, relates to a chemical experiment teaching aid.

Background

Chemistry is the science of studying the composition, structure, properties, and laws of change of substances. Chemistry is a natural science based on experiments, and experimental teaching can enable students to better understand the essence of chemical phenomena and effectively improve the thinking ability and practical and manipulative ability of the students.

Glass instruments such as beakers and test tubes are often needed in chemical experiments in middle schools, but the existing teaching aids for chemical experiments do not take protective measures for the glass instruments, so that glass products such as beakers and test tubes are easily damaged in the test process, and therefore the teaching aids for chemical experiments in middle schools are improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chemistry experiment teaching aid aims at the problem that can be effectual among the solution prior art.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides a chemistry experiment teaching aid, includes the workstation, the fixed surface of workstation is connected with the notch plate, open on the surface of notch plate has first spout, sliding connection has first slider in the first spout, the fixed surface of first slider is connected with splint, the surface of splint is provided with the regulating plate, the fixed surface of regulating plate is connected with the baffle, the height of baffle and the highly uniform of splint, the fixed surface of baffle is connected with links up the piece, the lateral wall of linking up the piece is opened there is the through-hole, be provided with T shape pole in the through-hole, threaded connection has the nut on the outer wall of T shape pole.

As a preferred scheme of the utility model, the first backup pad of one side fixedly connected with of splint, open on the surface of first backup pad has the third spout, the opposite side fixedly connected with second backup pad of splint, the second backup pad matches each other with the third spout.

As a preferred scheme of the utility model, open on the surface of first backup pad has the second spout, the second spout link up each other with the third spout, the bottom fixedly connected with second slider of second backup pad, the second slider matches each other with the second spout.

As an optimized scheme of the utility model, the surface symmetry of splint is opened there is the fourth spout, sliding connection has the third slider in the fourth spout, one of them third slider and first backup pad fixed connection, one of them another third slider and second backup pad fixed connection.

As an optimized scheme of the utility model, the inner wall symmetry of notch plate is opened there is the fifth spout, sliding connection has the fourth slider in the fifth spout, the fixed surface of fourth slider is connected with the third backup pad, third backup pad sliding connection is in adjacent third spout.

As an optimized scheme of the utility model, open on the surface of splint has the sixth spout, regulating plate sliding connection is in the sixth spout, open the inner wall symmetry of splint has the seventh spout, the seventh spout link up each other with the sixth spout, the surperficial symmetry fixedly connected with fifth slider of regulating plate, fifth slider sliding connection is in the seventh spout that corresponds.

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

(1) through mutually supporting between first slider and the first spout, the distance between the adjacent splint is conveniently adjusted as required, through mutually supporting between seventh spout and the fifth slider, distance between convenient as required adjustable stop and the notch plate, thereby the realization presss from both sides tightly different glass apparatus, through the design to the baffle, can play the guard action to the glass apparatus, treat after the interval adjustment between each splint, run through the through-hole with T shape pole, and with the position of nut fixed splint.

(2) Through mutually supporting between second backup pad and the third spout, make things convenient for first backup pad, relative position between the second backup pad can carry out the synchronization regulation along with the removal of splint, through mutually supporting between second slider and the second spout, make things convenient for the second backup pad to remove at adjacent first backup pad surface, and simultaneously, can avoid the second backup pad to break away from the second backup pad at the removal in-process completely, through the fourth spout, mutually support between the third slider, the convenience is at the longer glass apparatus of centre gripping test tube class, can be with first backup pad, the second backup pad takes out, through mutually supporting between fifth spout and the fourth slider, the convenience is at the longer glass apparatus of centre gripping test tube class, can take out the third backup pad.

Drawings

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

fig. 2 is an enlarged schematic view of a structure at a point a in fig. 1 according to the present invention;

FIG. 3 is a partial schematic structural view of the present invention;

fig. 4 is a schematic view of a splint structure according to an embodiment of the present invention.

The reference numbers in the figures illustrate:

1. a work table; 2. a concave plate; 3. a first chute; 4. a first slider; 5. a splint; 6. an adjusting plate; 7. a baffle plate; 8. a joining block; 9. a through hole; 10. a T-shaped rod; 11. a nut; 12. a second chute; 13. a second slider; 14. a first support plate; 15. a second support plate; 16. a third chute; 17. a fourth chute; 18. a third slider; 19. a fifth chute; 20. a fourth slider; 21. a third support plate; 22. a sixth chute; 23. a seventh chute; 24. and a fifth slider.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-2, a teaching aid for chemical experiment teaching comprises a workbench 1, a concave plate 2 is fixedly connected to the surface of the workbench 1, a first chute 3 is formed in the surface of the concave plate 2, a first slide block 4 is slidably connected to the first chute 3, it needs to be added that the number of the first slide blocks 4 is several, the first slide blocks 4 are T-shaped, clamping plates 5 are fixedly connected to the surfaces of the first slide blocks 4, the distance between the adjacent clamping plates 5 can be conveniently adjusted according to needs by the mutual matching between the first slide blocks 4 and the first chute 3, so as to clamp different glass tools, an adjusting plate 6 is arranged on the surface of the clamping plate 5, a baffle 7 is fixedly connected to the surface of the adjusting plate 6, the glass tools can be protected by the design of the baffle 7, the height of the baffle 7 is consistent with the height of the clamping plate 5, an engaging block 8 is fixedly connected to the surface of the baffle 7, the side wall of the joining block 8 is provided with a through hole 9, a T-shaped rod 10 is arranged in the through hole 9, a nut 11 is in threaded connection with the outer wall of the T-shaped rod 10, after the distance between the clamping plates 5 is adjusted, the T-shaped rod 10 penetrates through the through hole 9, and the position of the clamping plates 5 is fixed through the nut 11.

Referring to fig. 3-4, one side of the clamping plate 5 is fixedly connected with a first supporting plate 14, the surface of the first supporting plate 14 is provided with a third sliding groove 16, the other side of the clamping plate 5 is fixedly connected with a second supporting plate 15, the second supporting plate 15 is matched with the third sliding groove 16, and the relative positions of the first supporting plate 14 and the second supporting plate 15 can be synchronously adjusted along with the movement of the clamping plate 5 through the mutual matching between the second supporting plate 15 and the third sliding groove 16.

Referring to fig. 4, the surface of the first supporting plate 14 is provided with a second sliding groove 12, the second sliding groove 12 is communicated with a third sliding groove 16, the bottom of the second supporting plate 15 is fixedly connected with a second sliding block 13, the second sliding block 13 is matched with the second sliding groove 12, and the second sliding block 13 is matched with the second sliding groove 12, so that the second supporting plate 15 can move on the surface of the adjacent first supporting plate 14 conveniently, and meanwhile, the second supporting plate 15 can be prevented from being completely separated from the second supporting plate 15 in the moving process.

Referring to fig. 3-4, the surface of the clamping plate 5 is symmetrically provided with fourth sliding grooves 17, the fourth sliding grooves 17 are slidably connected with third sliding blocks 18, one of the third sliding blocks 18 is fixedly connected with the first supporting plate 14, and the other third sliding block 18 is fixedly connected with the second supporting plate 15, so that the first supporting plate 14 and the second supporting plate 15 can be taken out when clamping test tubes or other longer glass articles through the mutual matching between the fourth sliding grooves 17 and the third sliding blocks 18.

Referring to fig. 1-2, the inner wall of the concave plate 2 is symmetrically provided with fifth sliding grooves 19, the fifth sliding grooves 19 are slidably connected with fourth sliding blocks 20, the surface of each fourth sliding block 20 is fixedly connected with a third supporting plate 21, the third supporting plates 21 are slidably connected in the adjacent third sliding grooves 16, and the fifth sliding grooves 19 and the fourth sliding blocks 20 are mutually matched, so that the glass holder can conveniently hold longer glass tools such as test tubes, and the third supporting plates 21 can be taken out.

Referring to fig. 4, a sixth sliding groove 22 is formed in the surface of the clamping plate 5, the adjusting plate 6 is slidably connected in the sixth sliding groove 22, seventh sliding grooves 23 are symmetrically formed in the inner wall of the clamping plate 5, the seventh sliding grooves 23 are communicated with the sixth sliding groove 22, fifth sliding blocks 24 are symmetrically and fixedly connected to the surface of the adjusting plate 6, the fifth sliding blocks 24 are slidably connected in the corresponding seventh sliding grooves 23, and the distance between the baffle 7 and the concave plate 2 can be conveniently adjusted as required by the cooperation between the seventh sliding grooves 23 and the fifth sliding blocks 24.

The working principle is as follows:

remove first slider 4 in first spout 3, adjust the distance between the adjacent splint 5, remove regulating plate 6 in sixth spout 22, distance between adjusting plate 7 and the concave plate 2, the realization is pressed from both sides tightly different glass apparatus, treat after the interval adjustment between each splint 5, run through-hole 9 with T shape pole 10, and with the position of nut 11 fixed splint 5, when the longer glass apparatus of centre gripping test tube class, remove third slider 18 in fourth spout 17, take out first backup pad 14, second backup pad 15, remove fourth slider 20 in fifth spout 19, take out third backup pad 21.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides a chemistry experiment teaching aid, includes workstation (1), its characterized in that: the fixed surface of workstation (1) is connected with gib block (2), open on the surface of gib block (2) has first spout (3), sliding connection has first slider (4) in first spout (3), the fixed surface of first slider (4) is connected with splint (5), the surface of splint (5) is provided with regulating plate (6), the fixed surface of regulating plate (6) is connected with baffle (7), the highly uniform of the height of baffle (7) and splint (5), the fixed surface of baffle (7) is connected with links up piece (8), the lateral wall of linking up piece (8) is opened has through-hole (9), be provided with T shape pole (10) in through-hole (9), threaded connection has nut (11) on the outer wall of T shape pole (10).

2. A chemical experiment teaching aid according to claim 1, characterized in that: one side fixedly connected with first backup pad (14) of splint (5), open on the surface of first backup pad (14) has third spout (16), the opposite side fixedly connected with second backup pad (15) of splint (5), second backup pad (15) match each other with third spout (16).

3. A chemical experiment teaching aid according to claim 2, wherein: the surface of first backup pad (14) is opened has second spout (12), second spout (12) link up each other with third spout (16), the bottom fixedly connected with second slider (13) of second backup pad (15), second slider (13) and second spout (12) match each other.

4. A chemical experiment teaching aid according to claim 2, wherein: the surface symmetry of splint (5) is opened has fourth spout (17), sliding connection has third slider (18) in fourth spout (17), one of them third slider (18) and first backup pad (14) fixed connection, wherein another third slider (18) and second backup pad (15) fixed connection.

5. A chemical experiment teaching aid according to claim 2, wherein: fifth sliding grooves (19) are symmetrically formed in the inner wall of the concave plate (2), fourth sliding blocks (20) are connected in the fifth sliding grooves (19) in a sliding mode, third supporting plates (21) are fixedly connected to the surfaces of the fourth sliding blocks (20), and the third supporting plates (21) are connected in the adjacent third sliding grooves (16) in a sliding mode.

6. A chemical experiment teaching aid according to claim 5, wherein: open on the surface of splint (5) has sixth spout (22), regulating plate (6) sliding connection is in sixth spout (22), the inner wall symmetry of splint (5) is opened has seventh spout (23), seventh spout (23) link up each other with sixth spout (22), the surperficial symmetry fixedly connected with fifth slider (24) of regulating plate (6), fifth slider (24) sliding connection is in the seventh spout (23) that corresponds.