CN217982631U

CN217982631U - Light and shadow experimental device

Info

Publication number: CN217982631U
Application number: CN202222061159.7U
Authority: CN
Inventors: 金亚军
Original assignee: Suzhou Ainiu Science And Education Equipment Co ltd
Current assignee: Suzhou Ainiu Science And Education Equipment Co ltd
Priority date: 2022-08-07
Filing date: 2022-08-07
Publication date: 2022-12-06
Anticipated expiration: 2032-08-07

Abstract

The utility model belongs to the technical field of shadow experiment technique and specifically relates to a shadow experimental apparatus, including first plank and central spring, the top position of first plank is provided with the second plank, and the equal fix with screw in bottom both sides position of second plank has the hinge, the various tile iron sheet has all been binded in the positive middle part position of second plank and first plank, the utility model discloses in, through the locating support that sets up, inject recess, central spring and auxiliary strut, before needing to carry out experimental operation, and control a set of auxiliary strut and realize the upset and rotate the back, a set of auxiliary strut that the inside from injecing the recess was taken out fast will regard as a bottom bearing structure, raise whole experimental apparatus and provide stable holding power to whole device, through in advance coordinating the operator with whole experimental apparatus and raise the processing fast, can make things convenient for the student to carry out the measurement experiment operation that corresponds to the shadow of object under highly moderate state.

Description

Light and shadow experimental device

Technical Field

The utility model relates to a shadow experiment technical field specifically is shadow experimental apparatus.

Background

The principle of light and shadow is mainly embodied by the angle of illumination and the shadow of the object itself. In general daily life, a light source has artificial light and natural light, and the light shadow formed by the artificial light and the natural light is basically different. In daily life, people can easily find that sunlight and lighting shadow of the sun are different, and the same object can have different shadow expressions in outdoor and indoor environments. Therefore, the light source is set when drawing the shadow, and the students can perform corresponding experimental activities through the light and shadow experimental device during the related research activities on the light and shadow. Shadow experimental apparatus on the market is when using, because of whole height is restricted to inconvenient student carries out accurate experimental operation with the mode of sight parallel and level in suitable high within range, and when carrying out experimental operation through the mode of the fixed operating panel in right angle, the single plank that is in the vertical condition when the skew is emptyd in the easy emergence, stability when carrying out experimental operation to the direct influence device.

Disclosure of Invention

An object of the utility model is to provide a shadow experimental apparatus to it can't raise the processing and can't support supplementary problem to the single plank after the upset to provide to the experimental apparatus in solving above-mentioned background art.

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

light and shadow experimental apparatus, including first plank and central spring, the top position of first plank is provided with the second plank, and the equal fix with screw in bottom both sides position of second plank has the hinge, the front middle part position of second plank and first plank all bonds and has had various tile iron sheet, and the bottom both sides position of first plank all installs supplementary branch, the bottom face top position of first plank is provided with through integrated into one piece and prescribes a limit to the recess, and prescribes a limit to inside one side position block of recess and install the tray, the middle part position interlude of tray is provided with the locating support, and one side end hook-and-loop of locating support is connected with central spring, is located on the second plank the lower position block of various tile iron sheet installs the protractor.

Preferably, the second plank passes through the hinge and rotates with first plank to be connected, and fix with screw between first plank and the hinge, the adjacent bracket that is provided with in one side position of hinge, and fix with screw between bracket and the second plank is located on the first plank the front upper left side position of encaustic tile iron sheet has been seted up through integrative pouring shaping processing and has been reserved the fluting, be located on the first plank the positive middle part position arrangement of encaustic tile iron sheet has the article body, and just the position arrangement in the middle part dead ahead of first plank has anchor clamps, the torch body is installed to position block directly over anchor clamps, and the adjacent setting in front and back position between torch body and the article body.

Preferably, the bracket is connected with a combined clamping block in a rotating mode at one side position close to the middle of the bottom end of the second board, a combined semicircular ring is installed at the position right in front of the combined clamping block in a clamping mode, the bracket and the second board are fixed through screws, the outer end of the combined clamping block is matched with the inner end of the reserved groove in shape, and a clamping groove is formed in one side position inside the second board through integral forming.

Preferably, the inside below position of draw-in groove is inlayed and is equipped with and turns to the flat board, and turns to dull and stereotyped bottom one side position fix with screw and have linking up branch, linking up branch and passing through draw-in groove and second plank sliding connection, and the collineation setting between the bottom that links up branch and the bottom of first plank, it is provided with the limited screw rod to turn to interpenetration of dull and stereotyped one side position, and prescribes a limit to the screw rod and pass through draw-in groove and second plank fix with screw, turn to dull and stereotyped upper and lower both ends and all hug closely and be provided with the limited nut, and prescribe a limit to the screw connection setting between nut and the limited screw rod.

Preferably, auxiliary strut rotates through injecing recess and first plank and connects, and one side position of auxiliary strut sets up the cell body of being connected with the locating support block, the appearance of locating support is "T" type structural distribution and sets up, and is a set of be connected through central spring between the locating support, and central spring respectively with a set of the locating support hook is connected.

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

1. in the utility model, through the arrangement of the positioning support, the limiting groove, the central spring and the auxiliary supporting rods, before the experiment operation is needed, and after the left and right auxiliary supporting rods realize the overturning rotation, a group of auxiliary supporting rods rapidly brought out from the inside of the limiting groove can be used as a bottom supporting structure to lift the whole experiment device and provide stable supporting force for the whole device, and the whole experiment device is rapidly lifted by pre-matching an operator, so that students can conveniently perform corresponding measurement experiment operation on the light shadow of an object in a moderate height state;

2. the utility model discloses in, second plank through setting up, link up branch, inject the nut, the draw-in groove, inject the screw rod, the hinge with turn to the flat board, turn to a set of linking branch around the flat board is carried and realize decurrent slip action, and obtain the position and inject the back, a set of linking branch that is taken out from the second plank inside will prop up the monoblock plank, come to play the auxiliary stay effort that corresponds to the second plank of being adjusted to the vertical state, prop up the monoblock plank after the upset through the bearing structure who utilizes slidable to take out, can improve the stability when whole device develops the experimental operation that corresponds through the fixed operating panel of right angle effectively.

Drawings

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

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

FIG. 3 is a schematic structural view of a bottom end surface of the first wood board of the present invention;

FIG. 4 is a schematic view of the internal structure of a second wood board according to the present invention;

fig. 5 is a schematic view of the structure of the steering plate of the present invention.

In the figure: 1-a first wood board, 2-a second wood board, 3-a hinge, 4-a color tile iron sheet, 5-an auxiliary support rod, 6-a limiting groove, 7-a support block, 8-a positioning support, 9-a central spring, 10-a combined clamping block, 11-a combined semicircular ring, 12-a protractor, 13-a bracket, 14-a reserved groove, 15-a clamp, 16-a flashlight body, 17-an object body, 18-a clamping groove, 19-a steering flat plate, 20-a connecting support rod, 21-a limiting nut and 22-a limiting screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

shadow experimental apparatus, including first plank 1 and center spring 9, the top position of first plank 1 is provided with second plank 2, and the bottom both sides position of second plank 2 all fix with screw has hinge 3, various tile iron sheet 4 has all been binded to the front middle part position of second plank 2 and first plank 1, and the bottom both sides position of first plank 1 all installs auxiliary strut 5, the bottom face top position of first plank 1 is provided with inject recess 6 through integrated into one piece, and inject inside one side position block of recess 6 and install tray 7, the middle part position interlude of tray 7 is provided with locating support 8, and one side end hook of locating support 8 is hung and is connected with center spring 9, the below position block that is located various tile iron sheet 4 on second plank 2 installs protractor 12.

The second wood board 2 is rotatably connected with the first wood board 1 through a hinge 3, the first wood board 1 and the hinge 3 are fixed through screws, a bracket 13 is adjacently arranged at one side position of the hinge 3, the bracket 13 and the second wood board 2 are fixed through screws, a reserved groove 14 is formed in one-piece pouring forming machining at one side position above the front side of the encaustic tile iron sheet 4 on the first wood board 1, an object body 17 is arranged at the middle position of the front side of the encaustic tile iron sheet 4 on the first wood board 1, a clamp 15 is arranged right in front of the middle of the first wood board 1, a flashlight body 16 is clamped and installed at the position right above the clamp 15, the front position and the rear position between the flashlight body 16 and the object body 17 are adjacently arranged, when the whole experimental device is closed, under the arrangement of the matched shape, the combined clamping block 10 which is arranged in the reserved groove 14 and can be folded provides a corresponding accommodating space; a combined clamping block 10 is rotatably connected to one side position of the bracket 13 close to the middle of the bottom end of the second wood board 2, a combined semicircular ring 11 is clamped and installed in the position right in front of the combined clamping block 10, the bracket 13 and the second wood board 2 are fixed through screws, the outer end of the combined clamping block 10 is matched with the inner end of the reserved groove 14 in shape, and a clamping groove 18 is formed in one side position inside the second wood board 2 in an integrated mode; a steering flat plate 19 is embedded at the lower position inside the clamping groove 18, a connecting support rod 20 is fixed at one side of the bottom end of the steering flat plate 19 through a screw, the connecting support rod 20 is connected with the second wood board 2 in a sliding mode through the clamping groove 18, the bottom of the connecting support rod 20 and the bottom of the first wood board 1 are arranged in a collinear mode, a limiting screw 22 is arranged at one side of the steering flat plate 19 in an inserting mode, the limiting screw 22 is fixed with the second wood board 2 through the clamping groove 18 in a screw mode, limiting nuts 21 are arranged at the upper end and the lower end of the steering flat plate 19 in a clinging mode, the limiting nuts 21 are arranged between the limiting nuts 21 and the limiting screw 22 in a spiral connecting mode, after the steering flat plate 19 slides to a certain position, an operator rotates the upper limiting nut 21 and the lower limiting nut 21 in the same direction, and the position of the steering flat plate 19 after sliding can be limited through extrusion acting force existing after the limiting nuts 21 rotate to the certain position; auxiliary strut 5 rotates with first plank 1 through injecing recess 6 and is connected, and auxiliary strut 5's one side position sets up the cell body of being connected with 8 block of locating support, the appearance of locating support 8 is "T" type structural distribution and sets up, be connected through central spring 9 between a set of locating support 8, and central spring 9 is connected with 8 hook of a set of locating support respectively, when carrying whole device, a set of locating support 8 can be connected with the help of self and the block of a set of auxiliary strut 5, avoid auxiliary strut 5 unexpected inside of popping out first plank 1 effectively.

The working process is as follows: when an object to be measured is arranged at the position above a encaustic tile 4 arranged on a first wood board 1 and a flashlight body 16 is aligned with the object to be measured, students can move the flashlight body 16 leftwards and rightwards for 0-180 degrees to irradiate the object while randomly adjusting and setting the angle of a combined semicircular ring 11 through the rotating fit between a combined clamping block 10 and a bracket 13 and manually turning the combined semicircular ring forwards and backwards, so that different shadow effects of the object can be seen at different angles, the purpose of performing a light and shadow measurement experiment on the object is achieved, the whole experimental device can organically integrate the light and shadow experiment through the arrangement of angle-adjustable turning adjustment, has the advantages of comprehensive functions, simple structure, convenient operation, experimental standards and the like, and is combined with the advantages of being capable of realizing 90-degree turning action through the rotating fit of a group of hinges 3 before performing corresponding experiment operation through a right-angle fixed operation panel and the second wood board 2 subjected to manual traction acting force in advance, after the second wood board 2 is turned by 90 degrees and adjusted to be in a vertical state, under the connection and cooperation of the clamping grooves 18, the steering flat plate 19 subjected to manual traction force carries the front and rear groups of linking support rods 20 to realize downward sliding action under the auxiliary guide and cooperation of the limiting screw rods 22, after the same-direction extrusion force generated when the upper and lower groups of limiting nuts 21 and the limiting screw rods 22 are spirally assembled is limited in position, the group of linking support rods 20 taken out from the interior of the second wood board 2 supports the whole wood board to exert corresponding auxiliary supporting force on the second wood board 2 adjusted to be in the vertical state, when experimental operation is required, and an operator manually pulls the group of positioning supports 8 in the same direction, after overcoming the rebounding force generated by the central spring 9, the group of positioning supports 8 are separated from the group of auxiliary support rods 5, the operator pulls about a set of auxiliary strut 5 realizes the upset and rotates manually, until a set of auxiliary strut 5 after obtaining the upset regulation when taking out from the inside of injecing recess 6 fast, will regard as a bottom sprag structure, raises whole experimental apparatus and provides stable holding power to whole device, makes things convenient for the student to carry out the measurement experiment operation that corresponds to the shadow of object under highly moderate state.

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. Light and shadow experimental apparatus, including first plank (1) and center spring (9), its characterized in that: the utility model discloses a multi-purpose wooden furniture, including first plank (1), the top position of first plank (1) is provided with second plank (2), and the equal fix with screw in bottom both sides position of second plank (2) has hinge (3), the front middle part position of second plank (2) and first plank (1) has all bonded various tile iron sheet (4), and the bottom both sides position of first plank (1) all installs auxiliary strut (5), the bottom face top position of first plank (1) is provided with through integrated into one piece and prescribes a limit to recess (6), and prescribes a limit to the inside one side position block of recess (6) and install tray (7), the middle part position interlude of tray (7) is provided with locating support (8), and one side end hook-hook of locating support (8) is connected with central spring (9), is located on second plank (2) the lower position block of various tile iron sheet (4) is installed protractor (12).

2. The light and shadow experimental apparatus according to claim 1, wherein: second plank (2) rotate through hinge (3) and first plank (1) and connect, and fix with screw between first plank (1) and hinge (3), the adjacent bracket (13) that is provided with in one side position of hinge (3), and fix with screw between bracket (13) and second plank (2), be located on first plank (1) reserve fluting (14) have been seted up through integrative pouring shaping processing to the positive upper left side position of encaustic tile iron sheet (4), be located on first plank (1) the positive middle part position of encaustic tile iron sheet (4) is settled there is article body (17), and just the position in front of the middle part of first plank (1) settles and have anchor clamps (15), flashlight body (16) are installed to position block directly over anchor clamps (15), and the adjacent setting in front and back position between flashlight body (16) and article body (17).

3. The light and shadow experimental apparatus according to claim 2, wherein: bracket (13) are close to one side position rotation in second plank (2) bottom middle part and are connected with combination fixture block (10), and the dead ahead position block of combination fixture block (10) installs combination semicircle ring (11), fix with screw between bracket (13) and second plank (2), the shape is identical between the outer end of combination fixture block (10) and the inner of reserving fluting (14), inside one side position of second plank (2) is provided with draw-in groove (18) through integrated into one piece.

4. The light and shadow experimental apparatus according to claim 3, wherein: the inside below position of draw-in groove (18) is inlayed and is equipped with and turns to dull and stereotyped (19), and turns to bottom one side position fix with screw of dull and stereotyped (19) and have linking branch (20), link up branch (20) through draw-in groove (18) and second plank (2) sliding connection, and link up collineation setting between the bottom of branch (20) and the bottom of first plank (1), the one side position that turns to dull and stereotyped (19) alternates and is provided with injecture screw rod (22), and injects screw rod (22) and pass through draw-in groove (18) and second plank (2) fix with screw, the upper and lower both ends that turn to dull and stereotyped (19) all hug closely and are provided with injecture nut (21), and injects screw connection setting between nut (21) and the injecture screw rod (22).

5. The light and shadow experimental apparatus according to claim 1, wherein: auxiliary strut (5) are connected through injecing recess (6) and first plank (1) rotation, and one side position of auxiliary strut (5) sets up the cell body of being connected with locating support (8) block, the appearance of locating support (8) is "T" type structural distribution and sets up, and is a set of be connected through central spring (9) between locating support (8), and central spring (9) respectively with a set of locating support (8) hook is connected.