CN209765867U - Demonstration device for time light tunnel - Google Patents
Demonstration device for time light tunnel Download PDFInfo
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- CN209765867U CN209765867U CN201821732945.2U CN201821732945U CN209765867U CN 209765867 U CN209765867 U CN 209765867U CN 201821732945 U CN201821732945 U CN 201821732945U CN 209765867 U CN209765867 U CN 209765867U
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Abstract
The utility model discloses a presentation device in time light tunnel uses in physics teaching equipment field, and its technical scheme main points are: comprises a display stand, a semi-transparent mirror and a plane mirror; the upper part of the display platform is provided with an opening, the semi-transparent mirror is arranged at the opening and is fixedly connected with the display platform, the plane mirror and the semi-transparent mirror are arranged in parallel, and the plane mirror is arranged in the display platform; an LED lamp strip is wound on the inner wall of the display platform and is arranged between the semi-transparent mirror and the plane mirror; the LED lamp strip is communicated with a power supply, and a light switch is arranged on the outer side of the display stand; the technical effect is that the principle of reflection and perspective of the glass can be displayed quickly and conveniently, so that each student can know the principle of reflection and perspective of the glass in class.
Description
Technical Field
The utility model relates to a physics teaching equipment field, in particular to presentation device in time light tunnel.
Background
at present, the teaching of the physical knowledge of primary and secondary schools in China is still traditionally carried out according to a teaching textbook, and students are difficult to know the generation process and effect of physical phenomena, particularly difficult to show in class; for example: the principle of glass is that the glass can reflect and transmit.
therefore, how to design a display stand capable of rapidly displaying such physical phenomena is an urgent matter to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a time tunnel stand, its advantage is the reflection of show glass and the principle of perspective that can be convenient fast for each student can both know glass's reflection and perspective's principle in the classroom.
the above technical purpose of the present invention can be achieved by the following technical solutions: a demonstration device of a time light tunnel comprises a display stand, a semi-transparent mirror and a plane mirror;
The upper part of the display platform is provided with an opening, the semi-transparent mirror is arranged at the opening and is fixedly connected with the display platform, the plane mirror and the semi-transparent mirror are arranged in parallel, and the plane mirror is arranged in the display platform; an LED lamp strip is wound on the inner wall of the display platform and is arranged between the semi-transparent mirror and the plane mirror; the LED lamp strip is communicated with a power supply, and a light switch is arranged on the outer side of the display stand.
According to the technical scheme, the light switch is used for turning on and off the LED lamp strip, the plane mirror is used for refracting light generated by the LED lamp strip, and the semi-transparent mirror is used for refracting light again and is convenient for an observer to observe imaging of the LED lamp strip in the plane mirror; through multiple refractions of the plane mirror and the semi-transparent mirror, an observer can observe multiple images with different sizes of the LED lamp strip in the plane mirror from the plane mirror, the images are similar to a tunnel which is almost endless, people can feel like the light tunnel when the people are in the body, and deep impression can be given to people; thereby better improving the exploration and the learning desire of students to physical knowledge.
The utility model discloses further set up to: the display table comprises a framework and a side plate, and the side plate is fixedly connected with the framework; the side plates are made of light absorption materials.
Through the technical scheme, the framework strengthens the integral structural strength of the display stand, and the side plates are detachably connected with the framework, so that the installation of the side plates and the maintenance of the interior of the display stand are facilitated; the side adopts the extinction material to make, avoids the curb plate to produce refraction or reflection phenomenon to light, can not influence semi-transparent mirror and plane mirror and to the refraction of light and produce the influence, has improved the definition of LED lamp strip formation of image in the level crossing, makes the better phenomenon that the observation light refraction produced of observer.
the utility model discloses further set up to: one side that the semi-transparent mirror was kept away from to the show stand is equipped with and holds the chamber, it is equipped with the lithium cell in the chamber to hold, the lithium cell is connected with LED lamp strip electricity.
Through above-mentioned technical scheme, hold the chamber and be used for holding the lithium cell, the lithium cell can provide the electric energy for LED lamp strip, makes the utility model discloses can also can be better demonstrate outdoor or do not have under the condition of power to be convenient for patrol the show, the scope of the enlarged show that can be better lets more students know the physical knowledge of glass's reflection and perspective principle.
the utility model discloses further set up to: the mounting frame is arranged on the plane mirror, the mounting frame is arranged in the display platform in a sliding mode, and the mounting frame slides along the direction close to or far away from the semi-transparent mirror.
Through the technical scheme, the mounting frame can slide along the direction close to or in principle of the semi-transparent mirror, so that the distance between the plane mirror and the semi-transparent mirror as well as the distance between the plane mirror and the LED light bar are changed, the imaging position of the LED light bar in the plane mirror is changed, and when the mounting frame slides, the tunnel imaged in the plane mirror becomes a dynamic tunnel; so that the observer can better understand the phenomenon of light refraction.
The utility model discloses further set up to: the framework is provided with a sliding groove, the mounting frame is connected with a sliding block, and the sliding block is arranged in the sliding groove in a sliding mode.
through above-mentioned technical scheme, the piece that slides and the groove cooperation that slides for the installing frame is more stable when sliding, has avoided the level crossing to take place the condition of vibration when sliding, is difficult for causing the level crossing damage, has improved the life of level crossing.
The utility model discloses further set up to: and a driving motor is fixed in the sliding groove, a lead screw is fixed on a rotating shaft of the driving motor, and the lead screw is in threaded fit with the sliding block.
Through above-mentioned technical scheme, driving motor drive lead screw rotates to better drive the installing frame and slide, lead screw and slider adopt screw-thread fit, make more stable when promoting the installing frame.
The utility model discloses further set up to: the accommodating cavity is internally provided with an installation block, and the installation block is rotatably connected with a roller.
Through the technical scheme, the gyro wheel is convenient for remove the show stand, has improved the flexibility of show stand for the show stand can be applied to different scenes, thereby better expansion the utility model discloses an application scope lets more students can know glass refraction and perspective's principle.
The utility model discloses further set up to: a hinge seat is fixed on the inner wall of the accommodating cavity, and the mounting block is rotatably connected with the hinge seat; the mounting block slides upwards to be provided with a locking column, and the hinge base is provided with a locking hole matched with the locking column.
Through the technical scheme, the mounting block can be completely placed in the accommodating cavity after rotating, and the bottom of the display stand is directly contacted with the ground, so that the display stand is not easy to move, and the stability of the display stand mode is improved; when the roller is required to be used, the mounting block is rotated to enable the roller to be located outside the accommodating cavity, then the locking column is inserted into the locking hole, the rotation of the mounting block is limited, the roller is kept in a state outside the accommodating cavity when the display stand moves, and the moving stability of the display stand is improved.
The utility model discloses further set up to: the mounting block is provided with a sliding hole, the locking column is inserted in the sliding hole, and an ejection spring is arranged between the locking column and the sliding hole.
Through above-mentioned technical scheme, ejection spring can promote the locking post to the outside motion of sliding hole, and when making locking post and sliding hole align, the locking post can be under ejection spring's promotion, and quick the inserting is in sliding hole for it is more convenient to use.
To sum up, the utility model discloses following beneficial effect has:
1. the light generated by the LED lamp strip is refracted for many times by the plane mirror and the semi-transparent mirror, so that an observer can observe images of the LED lamp strip in different sizes in the plane mirror for many times from the plane mirror, the images are similar to a tunnel which is almost endless, people can feel like a light tunnel when the people are in the body, and a deep impression can be given to people; thereby better improving the exploration and the learning desire of students to physical knowledge.
2. The lithium cell provides the electric energy for LED lamp strip, can also can be better show under the outdoor or the condition that does not have the power, and the gyro wheel is convenient for remove the show stand for the different scenes can be applied to the show stand, thereby better expansion the utility model discloses an application scope lets more students can know glass refraction and perspective's principle.
Drawings
Fig. 1 is an overall configuration diagram of the present embodiment;
FIG. 2 is a schematic view showing an exploded state of the internal structure of the present embodiment;
FIG. 3 is a schematic structural view of the accommodating chamber of the present embodiment;
Fig. 4 is a schematic structural diagram of the connection relationship between the roller and the hinge seat of the present embodiment.
Reference numerals: 1. a display stand; 2. a semi-transparent mirror; 3. a plane mirror; 4. an LED light bar; 5. a light switch; 6. a framework; 7. a side plate; 8. an accommodating chamber; 9. a lithium battery; 10. installing a frame; 11. a sliding groove; 12. a sliding block; 13. a drive motor; 14. a lead screw; 15. mounting blocks; 16. a roller; 17. a hinged seat; 18. a locking post; 19. a locking hole; 20. a sliding hole; 21. ejecting a spring; 22. a poking groove; 23. and (5) shifting blocks.
Detailed Description
the present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
Referring to fig. 1, a demonstration device of a time light tunnel comprises a display stand 1 and a semi-transparent mirror 2; an opening is arranged at the upper part of the display stand 1, the semi-transparent mirror 2 is fixedly arranged at the opening, and the semi-transparent mirror 2 can transmit half of light and can also refract half of light; the display platform 1 comprises a framework 6 and side plates 7, wherein the framework 6 is formed by welding square tubes, the side plates 7 are wound around the framework 6, and the side plates 7 and the framework 6 are bonded together by glue; the side plates 7 are made of light absorption materials, and the light absorption materials cannot refract light rays, so that the influence of the side plates 7 on display results is avoided.
Referring to fig. 2 and 3, an LED light bar 4 is fixed on a side wall of the side plate 7 facing the inside of the display stand 1, and a plurality of LED light beads are uniformly arranged on the LED light bar 4 along the horizontal direction; an accommodating cavity 8 is formed in one side, away from the semi-transparent mirror 2, of the display stand 1, a lithium battery 9 is fixed on the side wall of the accommodating cavity 8, and the LED lamp strip 4 is electrically connected with the lithium battery 9 through a wire; be located the edge on show stand 1 and be fixed with light switch 5, light switch 5 sets up on the wire between LED lamp strip 4 and lithium cell 9, and light switch 5 is with the electricity connection between closed and the disconnection LED lamp strip 4 and the lithium cell 9.
Referring to fig. 2, a plane mirror 3 is arranged in a display platform 1, the plane mirror 3 is arranged in parallel with a semi-transparent mirror 2, an installation frame 10 is fixed on the outer side wall of the plane mirror 3, a sliding groove 11 is formed in a vertical square tube of a framework 6, and the sliding groove 11 is arranged along the vertical direction; a sliding block 12 matched with the sliding groove 11 is fixed on the mounting frame 10, and the sliding block 12 is arranged in the sliding groove 11 in a sliding manner; a driving motor 13 is fixed at the bottom of the framework 6, a screw 14 is fixedly connected to a rotating shaft of the driving motor 13, and the screw 14 is in threaded fit with the sliding block 12; the rotating shaft of the driving motor 13 rotates to drive the lead screw 14 to rotate, so that the better driving plane mirror 3 slides up and down, the imaging of the LED lamp strip 4 in the plane mirror 3 is dynamically displayed, and the display effect is more vivid.
Referring to fig. 3, the accommodating cavity 8 is internally fixed with four hinge seats 17, and the four hinge seats 17 are uniformly arranged at the top of the accommodating cavity 8; the hinged seat 17 is rotatably connected with a mounting block 15, and one end of the mounting block 15, which is far away from the hinged seat 17, is rotatably connected with a roller 16.
Referring to fig. 4, a sliding hole 20 is formed in one end of the mounting block 15 close to the hinge base 17, and a locking column 18 is inserted into the sliding hole 20; the mounting block 15 is provided with a shifting groove 22 communicated with the sliding hole 20, the locking column 18 is fixed with a shifting block 23, the shifting block 23 extends out of the shifting groove 22, and the sliding locking column 18 can be conveniently slid by shifting the shifting block 23.
Referring to fig. 3 and 4, the hinge base 17 is provided with a locking hole 19 matched with the locking post 18, the outer side of the locking post 18 is attached to the inner wall of the locking hole 19, and the locking hole 19 is arranged along the vertical direction. An ejection spring 21 is arranged between the locking column 18 and the sliding hole 20, one end of the ejection spring 21 is fixed with the locking column 18, the other end of the ejection spring 21 is fixedly connected with the bottom of the sliding hole 20, and the ejection spring 21 pushes the locking column 18 to extend out of the sliding hole 20.
When the display platform 1 needs to be moved, the mounting block 15 is firstly rotated to enable the roller 16 to be abutted against the ground; the locking post 18 is then inserted into the locking hole 19 to restrict the rotation of the mounting block 15 so that the roller 16 can be stably rotated, thereby conveniently moving the display stand 1. Stir shifting block 23, can slide locking post 18 out of locking hole 19, can rotate installation piece 15 to make skeleton 6 and ground butt, make stable the placing on ground of show stand 1.
The working process is briefly described as follows:
1. firstly, a light switch 5 is closed, an LED light bar 4 is communicated with a lithium battery 9, and the LED light bar 4 emits light;
2. The plane mirror 3 refracts the light of the LED lamp strip 4 to the semi-transparent mirror 2, then the semi-transparent mirror 2 refracts the light to the plane mirror 3, and the operations are repeated, so that the LED lamp strip 4 forms a tunnel shape similar to a tunnel with a deep invisible bottom in the plane mirror 3 in an imaging mode;
3. The image formed in the plane mirror 3 is observed by an observer through the half mirror 2, and a relatively deep impression can be given to the observer.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (9)
1. a demonstration device of a time light tunnel comprises a display platform (1), a semi-transparent mirror (2) and a plane mirror (3);
The novel display table is characterized in that an opening is formed in the upper portion of the display table (1), the semi-transparent mirror (2) is arranged at the opening and fixedly connected with the display table (1), the plane mirror (3) and the semi-transparent mirror (2) are arranged in parallel, and the plane mirror (3) is arranged in the display table (1); an LED light bar (4) is wound on the inner wall of the display platform (1), and the LED light bar (4) is arranged between the semi-transparent mirror (2) and the plane mirror (3); the LED lamp strip (4) is communicated with a power supply, and a light switch (5) is arranged on the outer side of the display platform (1).
2. The demonstration device for a time-light tunnel according to claim 1, wherein the demonstration platform (1) comprises a framework (6) and a side plate (7), wherein the side plate (7) is fixedly connected with the framework (6); the side plates (7) are made of light absorption materials.
3. The demonstration device for a time-light tunnel according to claim 2, wherein a containing cavity (8) is formed in one side, away from the semi-transparent mirror (2), of the demonstration platform (1), a lithium battery (9) is arranged in the containing cavity (8), and the lithium battery (9) is electrically connected with the LED light bar (4).
4. The demonstration device for the time-light tunnel according to claim 3, wherein an installation frame (10) is arranged on the plane mirror (3), the installation frame (10) is slidably arranged in the demonstration platform (1), and the installation frame (10) is slidably arranged in a direction close to or far away from the semi-transparent mirror (2).
5. The demonstration device for the time-light tunnel according to claim 4, wherein a sliding groove (11) is formed in the framework (6), a sliding block (12) is connected to the mounting frame (10), and the sliding block (12) is arranged in the sliding groove (11) in a sliding mode.
6. The device for demonstrating the time-light tunnel according to claim 5, wherein a driving motor (13) is fixed in the sliding slot (11), a lead screw (14) is fixed on a rotating shaft of the driving motor (13), and the lead screw (14) is in threaded fit with the sliding block (12).
7. Demonstration device for a time tunnel according to claim 3 characterised in that said housing (8) is provided with a mounting block (15), said mounting block (15) being rotatably connected with a roller (16).
8. The device for demonstrating the time-light tunnel according to claim 7, wherein a hinged seat (17) is fixed on the inner wall of the containing cavity (8), and the mounting block (15) is rotatably connected with the hinged seat (17); the mounting block (15) is provided with a locking column (18) in a sliding manner, and the hinged base (17) is provided with a locking hole (19) matched with the locking column (18).
9. The device for demonstrating the time-light tunnel according to claim 8, wherein a sliding hole (20) is formed on the mounting block (15), the locking column (18) is inserted into the sliding hole (20), and an ejection spring (21) is arranged between the locking column (18) and the sliding hole (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821732945.2U CN209765867U (en) | 2018-10-23 | 2018-10-23 | Demonstration device for time light tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821732945.2U CN209765867U (en) | 2018-10-23 | 2018-10-23 | Demonstration device for time light tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209765867U true CN209765867U (en) | 2019-12-10 |
Family
ID=68744153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821732945.2U Active CN209765867U (en) | 2018-10-23 | 2018-10-23 | Demonstration device for time light tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209765867U (en) |
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2018
- 2018-10-23 CN CN201821732945.2U patent/CN209765867U/en active Active
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