CN211956900U

CN211956900U - Water lens experimental device

Info

Publication number: CN211956900U
Application number: CN202021137548.8U
Authority: CN
Inventors: 康峰; 李兰芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2020-11-17
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses a water lens experimental device, including last backup pad, the four corners department of going up the backup pad is fixed with the bracing piece, and the bracing piece upper end is fixed with the diaphragm, goes up the backup pad right side fixed mounting and has the horizontal injection tube that sets up, injection tube right side opening, and the sealed sliding connection has the piston in the injection tube, and the piston right-hand member is fixed with the piston rod, and the piston rod outer end is fixed with the arm-tie; the left end of the injection tube is communicated with an L-shaped liquid guide tube; the lower end of the transverse plate is fixedly provided with a vertical rod, the lower end of the vertical rod is fixedly connected with a zoom water lens, four corners between a top plate and a bottom plate of the zoom water lens are connected through a connecting column, rubber transparent films are fixedly and hermetically connected on the front, back, left and right surfaces formed by the top plate, the bottom plate and the connecting column, and the liquid guide pipe is communicated with the bottom plate. The utility model discloses simple structure and convenient to use are favorable to the student to know the experiment principle directly perceivedly deeply.

Description

Water lens experimental device

Technical Field

The utility model relates to a water lens technical field, concretely relates to water lens experimental apparatus.

Background

In the teaching of junior middle school, the imaging problem of the convex lens is always a big difficulty of the optical teaching. However, the existing teaching aid is not comprehensive enough for displaying the image of the convex lens, and no teaching aid is used for demonstrating the presented light path, so that students cannot intuitively and deeply know the principle of the presented light path. Therefore, a special experimental device is needed to help students learn the knowledge of the convergence and imaging of the convex lens. The zoom water lens experimental device is a suitable experimental device.

The zoom water lens is characterized in that light is refracted when entering another medium from one medium, and a transparent substance, namely water, different from air is made into a spherical surface; when the refraction surface is convex, the light has convergence function; when the refraction surface is a concave surface, the light has a divergence effect; and the magnitude of the converging or diverging action of the light is inversely proportional to the spherical radius. The prior zoom water lens experimental device is inconvenient to use and is not beneficial to students to intuitively and deeply understand the principle.

SUMMERY OF THE UTILITY MODEL

The utility model provides a water lens experimental apparatus, simple structure and convenient to use are favorable to the student to know the experiment principle directly perceivedly deeply.

In order to achieve the above object, the utility model provides a following technical scheme:

a water lens experimental device comprises an upper supporting plate, supporting rods are fixed at four corners of the upper supporting plate, a transverse plate is fixed at the upper ends of the four supporting rods together, a transversely arranged injection tube is fixedly installed at the right side of the upper supporting plate, the right side of the injection tube is provided with an opening, a piston is connected in the injection tube in a sealing and sliding manner, a piston rod is fixed at the right end of the piston, and a pull plate is fixed at the outer end of the piston rod; the scale marks are arranged on the injection tube, and the left end of the injection tube is communicated with an L-shaped liquid guide tube;

the diaphragm lower extreme is fixed with the montant, montant lower extreme fixedly connected with zoom water lens, zoom water lens and include rubber transparent film, spliced pole, roof, bottom plate, four corners department between roof, the bottom plate is connected through the spliced pole, equal fixed sealing is connected with rubber transparent film on the face all around that roof, bottom plate and spliced pole formed, the catheter is linked together with the bottom plate.

Further, the diaphragm lower extreme on montant right side is fixed with T shape spout one, sliding connection has T shape slider one in the T shape spout, T shape slider one lower extreme is fixed with mount pad one, mount pad one lower extreme is fixed with connecting rod one, connecting rod one lower extreme is fixed with the collar, the collar internal fixation has the laser source of installing, install the switch on the collar, laser source and switch electric connection, laser source is just to the centre of the transparent film of rubber of right flank.

Furthermore, a T-shaped sliding groove II is fixed at the lower end of the transverse plate on the left side of the vertical rod, a T-shaped sliding block II is connected in the T-shaped sliding groove II in a sliding mode, a mounting seat II is fixed at the lower end of the T-shaped sliding block II, a connecting rod II is fixed at the lower end of the mounting seat II, and a display panel is fixed at the lower end of the connecting rod II.

Further, still include the bottom suspension fagging, be fixed with the box between bottom suspension fagging and the last backup pad, the left and right sides of box is equipped with two drawers.

Further, the catheter is fitted with a regulating valve.

Furthermore, the top plate and the bottom plate are both communicated with a first pipeline, and valves are mounted on the first pipelines; the upper end and the lower end of the transverse part of the liquid guide pipe are both communicated with a second pipeline, the outer end of each pipeline is connected with a hose connector, and the second pipeline is provided with valves.

The utility model has the advantages that:

1. the utility model discloses water lens experimental apparatus, when carrying out the water lens experiment, zoom and fill water in the water lens, only need the one hand to promote the arm-tie, can adjust the outside convexity of rubber transparent film, the convexity is different, and the focus is different, and the refraction effect of setting a camera is different, and convenient to use is favorable to the student to know principle wherein directly perceived deeply.

2. The influence of the laser light source and the rubber glue transparent film on imaging at different distances can be observed, and the influence of the display panel and the rubber glue transparent film on imaging at different distances can be observed.

3. The drawer can be used for placing corresponding experimental articles.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is another partial structural schematic view of the present invention;

in the figure: 1. an upper support plate; 2. a support bar; 3. a transverse plate; 4. an injection tube; 5. a piston; 6. a piston rod; 7. pulling a plate; 8. scale lines; 9. a catheter; 10. a vertical rod; 11. a variable focus water lens; 111. a transparent film of rubber; 112. connecting columns; 113. a top plate; 114. a base plate; 115. a first pipeline; 12. a first T-shaped chute; 13. a first T-shaped sliding block; 14. a first mounting seat; 15. a first connecting rod; 16. installing a ring; 17. a laser light source; 18. a switch; 19. a T-shaped sliding chute II; 20. a T-shaped sliding block II; 21. a second mounting seat; 22. a second connecting rod; 23. a display panel; 24. a lower support plate; 25. a box body; 26. a drawer; 27. adjusting a valve; 28. and a second pipeline.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a water lens experimental device comprises an upper support plate 1, wherein support rods 2 are fixed at four corners of the upper support plate 1, a transverse plate 3 is fixed at the upper ends of the four support rods 2 together, a transversely arranged injection tube 4 is fixedly installed at the right side of the upper support plate 1, the right side of the injection tube 4 is opened, a piston 5 is connected in the injection tube 4 in a sealing and sliding manner, a piston rod 6 is fixed at the right end of the piston 5, and a pull plate 7 is fixed at the outer end of the piston rod 6; the injection tube 4 is provided with scale marks 8, and the left end of the injection tube 4 is communicated with an L-shaped liquid guide tube 9.

The lower extreme of diaphragm 3 is fixed with montant 10, montant 10 lower extreme fixedly connected with zoom water lens 11, and zoom water lens 11 includes rubber transparent film 111, spliced pole 112, roof 113, bottom plate 114, and the four corners department between roof 113, the bottom plate 114 passes through spliced pole 112 to be connected, equal fixed sealing is connected with rubber transparent film 111 on the face all around that roof 113, bottom plate 114 and spliced pole 112 formed, forms inclosed space between rubber transparent film 111, spliced pole 112, roof 113, the bottom plate 114. The liquid guide tube 9 communicates with the bottom plate 114. The liquid guide tube 9 is equipped with a regulating valve 27.

The utility model discloses water lens experimental apparatus, when carrying out the water lens experiment, zoom and be full of water in the water lens 11, only need one hand to promote arm-tie 7, can adjust the outside convexity of rubber transparent film 111, the convexity is different, and the focus is different, and the refraction effect of focusing is different, and convenient to use is favorable to the student to know principle wherein directly perceived deeply.

The lower end of the transverse plate 3 on the right side of the vertical rod 10 is fixedly provided with a first T-shaped sliding groove 12, the first T-shaped sliding groove 12 is connected with a first T-shaped sliding block 13 in a sliding mode, the lower end of the first T-shaped sliding block 13 is fixedly provided with a first mounting seat 14, the lower end of the first mounting seat 14 is fixedly provided with a first connecting rod 15, the lower end of the first connecting rod 15 is fixedly provided with a mounting ring 16, a laser light source 17 is fixedly arranged in the mounting ring 16, a switch 18 is arranged on the mounting ring 16, the laser light source 17 is electrically connected with the switch 18, and the laser. Wherein the first connecting rod 15 can be a telescopic rod with adjustable length. Through setting up T shape spout one 12 and T shape slider one 13, accessible slip T shape slider one 13, can change the distance of laser light source 17 apart from transparent film 111 of rubber to observe the laser light source 17 and glue the transparent film 111 and to the influence of formation of image under different distances.

The lower end of the transverse plate on the left side of the vertical rod 10 is fixedly provided with a second T-shaped sliding groove 19, the second T-shaped sliding groove 19 is connected with a second T-shaped sliding block 20 in a sliding mode, the lower end of the second T-shaped sliding block 20 is fixedly provided with a second mounting seat 21, the lower end of the second mounting seat 21 is fixedly provided with a second connecting rod 22, and the lower end of the second connecting rod 22 is fixedly provided with a display. By arranging the second T-shaped sliding chute 19 and the second T-shaped sliding block 20, the distance between the display panel 23 and the transparent rubber film 111 can be changed by sliding the second T-shaped sliding block 20, so that the influence of the display panel 23 and the transparent rubber film 111 on imaging under different distances can be observed.

A box body 25 is fixed between the lower support plate 24 and the upper support plate 1, and two drawers 26 are arranged at the left side and the right side of the box body 25. The drawer 26 can be used for placing corresponding experimental articles.

The top plate 113 and the bottom plate 114 are both communicated with a first pipeline 115, and valves are mounted on the first pipeline 115; the upper end and the lower end of the transverse part of the liquid guide pipe 9 are both communicated with a second pipeline 28, the outer end of the second pipeline 28 is connected with a hose connector, and valves are mounted on the second pipeline 28. Through setting up pipeline 115, pipeline two 28, can make things convenient for follow-up water changing.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The water lens experimental device is characterized by comprising an upper supporting plate (1), wherein supporting rods (2) are fixed at four corners of the upper supporting plate (1), a transverse plate (3) is jointly fixed at the upper ends of the four supporting rods (2), a transversely arranged injection tube (4) is fixedly installed on the right side of the upper supporting plate (1), the right side of the injection tube (4) is opened, a piston (5) is connected in the injection tube (4) in a sealing and sliding manner, a piston rod (6) is fixed at the right end of the piston (5), and a pull plate (7) is fixed at the outer end of the piston rod (6); scale marks (8) are arranged on the injection tube (4), and the left end of the injection tube (4) is communicated with an L-shaped liquid guide tube (9);

diaphragm (3) lower extreme is fixed with montant (10), montant (10) lower extreme fixedly connected with zooms water lens (11), it includes transparent film of rubber (111), spliced pole (112), roof (113), bottom plate (114) to become zooms water lens (11), four corners department between roof (113), bottom plate (114) is connected through spliced pole (112), equal fixed sealing is connected with transparent film of rubber (111) on the face all around that roof (113), bottom plate (114) and spliced pole (112) formed, catheter (9) are linked together with bottom plate (114).

2. The water lens experimental device as claimed in claim 1, wherein a first T-shaped sliding groove (12) is fixed at the lower end of the transverse plate (3) on the right side of the vertical rod (10), a first T-shaped sliding block (13) is connected in the first T-shaped sliding groove (12) in a sliding manner, a first mounting seat (14) is fixed at the lower end of the first T-shaped sliding block (13), a first connecting rod (15) is fixed at the lower end of the first mounting seat (14), a mounting ring (16) is fixed at the lower end of the first connecting rod (15), a laser light source (17) is fixed in the mounting ring (16), a switch (18) is installed on the mounting ring (16), the laser light source (17) is electrically connected with the switch (18), and the laser light source (17) is just opposite to the middle of the transparent rubber film (111) on the.

3. The water lens experimental device as claimed in claim 1, wherein a second T-shaped sliding groove (19) is fixed at the lower end of the transverse plate on the left side of the vertical rod (10), a second T-shaped sliding block (20) is connected in the second T-shaped sliding groove (19) in a sliding manner, a second mounting seat (21) is fixed at the lower end of the second T-shaped sliding block (20), a second connecting rod (22) is fixed at the lower end of the second mounting seat (21), and a display plate (23) is fixed at the lower end of the second connecting rod (22).

4. The water lens experimental device as claimed in claim 1, further comprising a lower support plate (24), wherein a box body (25) is fixed between the lower support plate (24) and the upper support plate (1), and two drawers (26) are arranged on the left side and the right side of the box body (25).

5. The water lens experimental set-up of claim 1, characterized in that the liquid guide tube (9) is equipped with a regulating valve (27).

6. The water lens experimental device as claimed in claim 1, wherein the top plate (113) and the bottom plate (114) are both communicated with a first pipeline (115), and valves are mounted on the first pipeline (115); the upper end and the lower end of the transverse part of the liquid guide pipe (9) are both communicated with a second pipeline (28), the outer end of the second pipeline (28) is connected with a hose connector, and valves are mounted on the second pipeline (28).