CN211016147U

CN211016147U - Multifunctional optical experiment demonstration device

Info

Publication number: CN211016147U
Application number: CN201922201906.0U
Authority: CN
Inventors: 魏庭圣; 孙磊; 项伟强; 霍振辉; 葛金民
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-01
Filing date: 2019-12-01
Publication date: 2020-07-14
Anticipated expiration: 2029-12-01

Abstract

The utility model discloses a multi-functional optics experiment presentation device, including mounting plate, lens are placed the box and are located the right side of empty core post, and the inboard symmetry fixed mounting that the box was placed to lens has the dead lever, the movable sleeve has all been cup jointed in the outside of every dead lever, the common fixed mounting in the outside of two movable sleeves has lens, first direction slide rail has been seted up in the outside of empty core post, and the top fixed mounting of empty core post has the installation piece, the inside of installation piece is provided with rotates the lead screw of being connected with mounting plate, the outside threaded connection of lead screw has the thread bush, the outside fixed mounting of thread bush has the slider that matches with first direction slide rail, one side fixed mounting of slider has the laser source that corresponds with lens. The utility model discloses a rotate the knob, drive the lead screw and rotate, realize that the thread bush in the outside drives the laser source of connecting through the slider, goes up and down under the effect of first direction slide rail, and the convenience is adjusted the height of laser source, has reduced the installation accuracy.

Description

Multifunctional optical experiment demonstration device

Technical Field

The utility model relates to an optics experiment presentation device technical field specifically is a multi-functional optics experiment presentation device.

Background

Optics (optics), is the physical discipline that studies the behavior and properties of light (electromagnetic waves) and the interaction of light and matter. The origin of optics has been described for a long time in the west. Traditional optics only study visible light, and modern optics has expanded to the study of full-band electromagnetic waves. Optics really forms a science, and the law of reflection and the law of refraction should be established from the time of establishing the two laws and lay the foundation of geometric optics. In the middle school physics teaching, the optical experiment is difficult to demonstrate, wherein the most prominent effects are 'specular reflection and diffuse reflection of light', 'convergence effect of convex lens to light' and 'divergence effect of concave lens to light'. In practice, teaching demonstration of these experiments needs a darkroom to be realized, and most of middle schools in China do not have a darkroom, which brings much inconvenience to experiments on an optical part in physical teaching, so that a demonstration method or device capable of reducing the influence of environmental light becomes a technical problem to be solved urgently.

Chinese patent application cn201210534309.x discloses "a portable optics experiment presentation device", one section of mount is provided with the laser source, is provided with transparent lens at the other end of mount and places the box, places the lens support that is provided with fixed lens in the box at lens, the lens support fix on the sliding shaft, the lens support with the same height of laser source, be provided with first permanent magnet on the lens support, the top of placing the box at lens is provided with lens position control block, lens position control block in have with the second permanent magnet of first magnet looks attraction, the top of placing the box at lens is provided with and is used for the gliding spout of lens position control block. Although the device of the scheme is simple to operate and convenient to use, the position of the lens is easy to adjust, and an optical experiment can be well demonstrated, the installation height of the laser source is fixed, so that the laser source needs to be accurately installed, and the installation difficulty is increased; and the lens is poor in fixing effect after moving, and the demonstration result is easily influenced by external factors. Therefore, a multifunctional optical experiment demonstration device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multifunctional optical experiment demonstration device, which solves the problem that the installation height of a laser source is fixed, thus leading to the need of accurate installation and increasing the installation difficulty; and the lens is poor in fixing effect after moving, and the demonstration result is easily influenced by external factors.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multi-functional optics experiment presentation device, includes mounting plate, mounting plate's upper surface difference fixed mounting has hollow post and lens to place the box, lens are placed the box and are located the right side of hollow post, just the inboard symmetry fixed mounting that the box was placed to lens has the dead lever, every the movable sleeve, two have all been cup jointed in the outside of dead lever the common fixed mounting in outside of movable sleeve has lens, first direction slide rail has been seted up in the outside of hollow post, just the top fixed mounting of hollow post has the installation piece, the inside of installation piece is provided with rotates the lead screw of being connected with mounting plate, the outside threaded connection of lead screw has the thread bush, the outside fixed mounting of thread bush has the slider that matches with first direction slide rail, one side fixed mounting of slider has the laser source that corresponds with lens.

Preferably, the upper end of the screw rod is fixedly connected with a knob, and the screw rod is connected with the mounting base plate through a bearing.

Preferably, four supporting blocks are uniformly and fixedly installed on the lower surface of the installation bottom plate, and a rubber pad is fixedly installed on the lower surface of each supporting block.

Preferably, lens place the upper surface middle part of box and seted up second direction slide rail, just lens place the upper surface outside symmetry fixed mounting of box and have a fixed block, two the opposite face of fixed block rotates jointly and is connected with the threaded rod, the outside threaded connection of threaded rod has the connecting block that runs through second direction slide rail, connecting block and movable sleeve fixed connection.

Preferably, the threaded rod is connected with the fixed block through a bearing, and one end of the threaded rod penetrates through the fixed block and is fixedly connected with an operating hand wheel.

Preferably, the mounting block and the hollow column are of an integrally formed structure, and the screw rod is connected with the mounting block through a bearing.

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

1. the utility model discloses a rotate the knob, drive the lead screw and rotate, realize that the thread bush in the outside drives the laser source of connecting through the slider, goes up and down under the effect of first direction slide rail, and the convenience is adjusted the height of laser source, has reduced the installation accuracy.

2. The utility model discloses a rotate the operation hand wheel, drive the threaded rod and rotate, realize that the connecting block in the outside drives the lens horizontal migration who connects through the movable sleeve, be convenient for to the rigidity after the lens removes, can not influence the demonstration result because of external factors.

Drawings

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

FIG. 2 is a schematic view of the connection between the hollow column and the laser source according to the present invention;

fig. 3 is a top view of the lens storage case of the present invention.

In the figure: 1. mounting a bottom plate; 2. a lens; 3. a support block; 4. a lens housing box; 5. operating a hand wheel; 6. fixing the rod; 7. a movable sleeve; 8. connecting blocks; 9. a threaded rod; 10. a fixed block; 11. a laser source; 12. a knob; 13. mounting blocks; 14. a hollow column; 15. a first guide rail; 16. a slider; 17. a threaded sleeve; 18. a screw rod; 19. and the second guide sliding rail.

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.

Example 1:

referring to fig. 1-3, a multifunctional optical experiment demonstration apparatus comprises an installation base plate 1, wherein the upper surface of the installation base plate 1 is fixedly provided with a hollow column 14 and a lens placing box 4, the lens placing box 4 is positioned at the right side of the hollow column 14, the inner side of the lens placing box 4 is symmetrically and fixedly provided with fixing rods 6, the outer side of each fixing rod 6 is sleeved with a movable sleeve 7, the outer sides of the two movable sleeves 7 are fixedly provided with a lens 2 together, the outer side of the hollow column 14 is provided with a first guide slide rail 15, the top of the hollow column 14 is fixedly provided with an installation block 13, the interior of the installation block 13 is provided with a screw rod 18 rotatably connected with the installation base plate 1, the outer side of the screw rod 18 is in threaded connection with a threaded sleeve 17, the outer side of the threaded sleeve 17 is fixedly provided with a slide block 16 matched with the first guide slide rail 15, one side of the, it is convenient to control the height of the laser light source 11, thereby reducing the mounting accuracy of the laser light source 11.

Referring to fig. 2, the upper end of the screw rod 18 is fixedly connected with a knob 12, which facilitates to rotate the screw rod 18, and the screw rod 18 is connected with the mounting base plate 1 through a bearing.

Referring to fig. 1, four supporting blocks 3 are uniformly and fixedly mounted on the lower surface of the mounting base plate 1, and a rubber pad is fixedly mounted on the lower surface of each supporting block 3, so that the friction between the supporting block 3 and the contact surface is increased, and the device can be stably placed.

Referring to fig. 1 and 3, a second guide slide rail 19 is disposed in the middle of the upper surface of the lens storage box 4, fixing blocks 10 are symmetrically and fixedly mounted on the outer side of the upper surface of the lens storage box 4, opposite surfaces of the two fixing blocks 10 are connected with a threaded rod 9 in a rotating mode, a connecting block 8 penetrating through the second guide slide rail 19 is connected to the outer side of the threaded rod 9 in a threaded mode, and the connecting block 8 is fixedly connected with a movable sleeve 7, so that the position of the lens 2 can be conveniently moved and fixed.

Referring to fig. 1 and 3, the threaded rod 9 is connected to the fixing block 10 through a bearing, so that the threaded rod 9 can rotate, and is firmly connected to the fixing block 10, and an operating hand wheel 5 is fixedly connected to one end of the threaded rod 9, which penetrates through the fixing block 10, so that the threaded rod 9 can rotate conveniently.

Referring to fig. 1-2, the mounting block 13 and the hollow column 14 are integrally formed, so that the mounting block 13 and the hollow column 14 are firmly connected, the screw rod 18 and the mounting block 13 are connected through a bearing, the screw rod 18 is ensured to rotate, and the screw rod 18 and the mounting block 13 are firmly connected.

The working principle is as follows: when the device is used, the device is firstly placed on a horizontal working table, then the height of the laser source 11 is adjusted to enable the laser source and the lens 2 to be located on the same horizontal plane, the screw rod 18 is rotated by the knob 12, the threaded sleeve 17 on the outer side is driven to drive the lens 2 connected through the sliding block 16 to move up and down, the sliding block 16 slides on the inner side of the first guide sliding rail 15 at the moment, finally, the position of the lens 2 is horizontally adjusted, the threaded rod 9 is rotated by the operation hand wheel 5, the connecting block 8 on the outer side is driven to horizontally move under the action of the second guide sliding rail 19, the lens 2 connected through the movable sleeve 7 is driven to horizontally move, and the movable sleeve 7 slides along. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multi-functional optical experiment presentation device, includes mounting plate (1), its characterized in that: the upper surface of the mounting base plate (1) is respectively and fixedly provided with a hollow column (14) and a lens placing box (4), the lens placing box (4) is located on the right side of the hollow column (14), fixing rods (6) are symmetrically and fixedly arranged on the inner side of the lens placing box (4), each fixing rod (6) is sleeved with a movable sleeve (7), two movable sleeves (7) are jointly and fixedly provided with a lens (2) on the outer side, a first guide slide rail (15) is arranged on the outer side of the hollow column (14), a mounting block (13) is fixedly arranged on the top of the hollow column (14), a lead screw (18) rotatably connected with the mounting base plate (1) is arranged inside the mounting block (13), a thread sleeve (17) is connected to the outer side of the lead screw (18), and a slide block (16) matched with the first guide slide rail (15) is fixedly arranged on the outer side of the thread sleeve (17), and a laser source (11) corresponding to the lens (2) is fixedly arranged on one side of the sliding block (16).

2. A multifunctional optical experiment demonstration apparatus according to claim 1, wherein: the upper end of the screw rod (18) is fixedly connected with a knob (12), and the screw rod (18) is connected with the mounting bottom plate (1) through a bearing.

3. A multifunctional optical experiment demonstration apparatus according to claim 1, wherein: four supporting blocks (3) are uniformly and fixedly mounted on the lower surface of the mounting base plate (1), and a rubber pad is fixedly mounted on the lower surface of each supporting block (3).

4. A multifunctional optical experiment demonstration apparatus according to claim 1, wherein: lens place the upper surface middle part of box (4) and seted up second direction slide rail (19), just lens place the upper surface outside symmetry fixed mounting of box (4) have fixed block (10), two the common rotation of opposite face of fixed block (10) is connected with threaded rod (9), the outside threaded connection of threaded rod (9) has connecting block (8) that runs through second direction slide rail (19), connecting block (8) and movable sleeve (7) fixed connection.

5. A multifunctional optical experiment demonstration apparatus according to claim 4, wherein: the threaded rod (9) is connected with the fixed block (10) through a bearing, and one end of the threaded rod (9) penetrates through the fixed block (10) and is fixedly connected with the operating hand wheel (5).

6. A multifunctional optical experiment demonstration apparatus according to claim 1, wherein: the mounting block (13) and the hollow column (14) are of an integrally formed structure, and the screw rod (18) is connected with the mounting block (13) through a bearing.