CN209980596U

CN209980596U - Optical experiment instrument for teaching

Info

Publication number: CN209980596U
Application number: CN201822219040.1U
Authority: CN
Inventors: 孙磊
Original assignee: Tianjin Liangyi Science And Technology Co Ltd
Current assignee: Tianjin Liangyi Science And Technology Co Ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2020-01-21
Anticipated expiration: 2028-12-27

Abstract

The utility model relates to an optical experimental instrument for teaching, which comprises a base, wherein a demonstration screen is embedded at the top end of the base, a support arm is arranged at the back of the base, a storage barrel is fixedly arranged at the top end of the support arm, a detachable irradiation lamp is arranged in the storage barrel, the bottom end of the support arm is alternately connected with a limit post at the back of the base, the limit post is in threaded connection with a bolt, a plurality of equally spaced scale marks are evenly carved on the front of the base, and the bottom end of the front of the base is connected with sliders at two ends of a bottom plate through a chute, so that the optical experimental instrument for teaching can easily change the illumination angle by adjusting the tightness of the bolt, can emit illumination by adjusting the length of the support arm, can conveniently observe by being provided with the irradiation lamp, is convenient to support a telescopic upright post by being provided with a support plate, the height of the telescopic upright post is adjusted to change the height of the reflector in the clamping groove.

Description

Optical experiment instrument for teaching

Technical Field

The utility model relates to an optical experiment appearance technical field especially relates to an optical experiment appearance is used in teaching.

Background

When carrying out the optics experiment, need use the optics experiment appearance, traditional optics experiment appearance simple structure, the function singleness when experimental, need use multiple experimental device, inconvenient teacher's carrying also has multi-functional optics experiment appearance in the market, but the cost is higher, is difficult for promoting.

Disclosure of Invention

The utility model aims at solving the defects of the prior art and provides an optical experiment instrument for teaching.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:

the utility model provides an optical experiment appearance is used in teaching, includes the base, the demonstration screen has been inlayed on the top of base, the back of base is equipped with the support arm, the fixed thing section of thick bamboo of putting that is equipped with in top of support arm, the inside of putting the thing section of thick bamboo is equipped with the detachable lamp, the bottom of support arm with the spacing post at the base back alternates to be connected, spacing post and bolt threaded connection, the front of base is evenly carved with a plurality of equidistant scale marks, the positive bottom of base is passed through the spout and is connected with the slider at bottom plate both ends, the positive bottom of base is fixed and is equipped with the backup pad, the fixed flexible stand that is equipped with in both sides on backup pad top, the fixed draw-in groove that is equipped with in top of flexible stand, the roof and the spacing screw.

As a preferred technical scheme of the utility model, the inside of base is inlayed and is equipped with the spirit level, the bottom mounting of base is equipped with the abrasion pad, the both ends of base are equipped with the storing box, and the bottom mounting of storing box is equipped with sealed lid.

As a preferred technical scheme of the utility model, the bottom of backup pad is passed through the rotation axis and is alternated with the limiting plate and be connected, the one end setting of limiting plate is in the positive front side of bottom plate, the four corners of bottom plate bottom is all fixed and is equipped with the gyro wheel, the cavity has been seted up to the inside of bottom plate.

As a preferred technical scheme of the utility model, flexible stand include first stand, the bottom of first stand with the top fixed connection of backup pad, the inside of first stand is inlayed and is equipped with the second stand, and first stand passes through clamping screw and is connected with the second stand, the top of second stand with draw-in groove fixed connection.

As a preferred technical scheme of the utility model, the support arm includes first support arm and second support arm, first support arm and spacing post fixed connection, and the inside of first support arm is inlayed and is equipped with the second support arm, and first support arm passes through fastening screw and is connected with the second support arm, the top of second support arm with put a thing section of thick bamboo fixed connection, put the both ends fixed of a thing section of thick bamboo and seted up the through-hole.

The utility model has the advantages that: the utility model provides an optical experiment appearance is used in teaching, through the bolt adjustment elasticity, make the support arm rotatory on spacing post, thereby easily change illumination angle, length through adjusting the support arm, change illumination height, through being equipped with the lamp, can send illumination, thereby can carry out the reflection experiment of light, be convenient for observe, through being equipped with the backup pad, be convenient for support flexible stand, adjust flexible stand's height, make the high change of the reflector in the draw-in groove, through being equipped with the scale mark, easily read reflection angle, overall structure is simple, low in cost, therefore, the clothes hanger is strong in practicability, and the clothes hanger is easy to popularize.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a left side view of the present invention;

fig. 3 is a rear view of the present invention;

in the figure: 1-a base; 2-a support plate; 3-a telescopic upright post; 4-a card slot; 5-a limit screw; 6-a reflector; 7-graduation line; 8-a lamp; 9-a level gauge; 10-a base plate; 11-a storage barrel; 12-a support arm; 13-a bolt; 14-a presentation screen; 15-limiting plate;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in the figure, an optical experiment appearance is used in teaching, including base 1, demonstration screen 14 has been inlayed on base 1's top, base 1's the back is equipped with support arm 12, support arm 12's the fixed thing section of thick bamboo 11 that is equipped with in top, the inside of putting thing section of thick bamboo 11 is equipped with detachable lamp 8, support arm 12's the bottom is connected with the spacing post interlude at the base 1 back, spacing post and 13 threaded connection of bolt, base 1's the front evenly is carved with a plurality of equidistant scale marks 7, base 1 positive bottom is passed through the spout and is connected with the slider at bottom plate 10 both ends, the fixed backup pad 2 that is equipped with in base 1 positive bottom, the fixed flexible stand 3 that is equipped with in both sides on 2 tops of backup pad top, the fixed draw-in groove 4 that is equipped with in top of flexible stand 3, the roof.

Preferentially, base 1's inside is inlayed and is equipped with spirit level 9, and base 1's bottom mounting is equipped with the abrasion pad, and base 1's both ends are equipped with the storing box, and the bottom mounting of storing box is equipped with sealed lid, through being equipped with the abrasion pad, reduces the wearing and tearing to base 1, through being equipped with the storing box, can save different lamp 8, and the illumination shape that lamp 8 sent is different.

Preferentially, the bottom of backup pad 2 alternates with limiting plate 15 through the rotation axis and is connected, and limiting plate 15's one end setting is in bottom plate 10 positive front side, and the four corners of bottom plate 10 bottom is all fixed and is equipped with the gyro wheel, and the cavity has been seted up to bottom plate 10's inside, through being equipped with limiting plate 15, plays spacing effect to bottom plate 10, prevents bottom plate 10 roll-off, and bottom plate 10 passes through the gyro wheel removal, and comparatively labour saving and time saving reduces the friction.

Preferentially, flexible stand 3 includes first stand, the bottom of first stand and the top fixed connection of backup pad 2, and the inside of first stand is inlayed and is equipped with the second stand, and first stand passes through clamping screw to be connected with the second stand, and the top and the draw-in groove 4 fixed connection of second stand easily adjust flexible stand 3.

Preferentially, support arm 12 includes first support arm and second support arm, first support arm and spacing post fixed connection, and the inside of first support arm is inlayed and is equipped with the second support arm, and first support arm passes through fastening screw and is connected with the second support arm, the top of second support arm with put a thing section of thick bamboo 11 fixed connection, put the fixed through-hole of having seted up in both ends of a thing section of thick bamboo 11, easily adjust the relative position of first support arm and second support arm to change the length of support arm 12.

When the device is used specifically, the base 1 is placed on a desktop, whether the base 1 is horizontal or not is judged through the level gauge 9, a teacher can rotate the supporting arm 12 on the limiting column through adjusting the tightness of the bolt 13 so as to easily change the illumination angle, the bolt 13 is screwed so as to stabilize the supporting arm 12, the illumination height is changed through adjusting the length of the supporting arm 12, illumination can be emitted through arranging the illuminating lamp 8, so that a light reflection experiment can be carried out and observation is facilitated, the telescopic upright column 3 is conveniently supported through arranging the supporting plate 2, the height of the telescopic upright column 3 is adjusted so as to change the height of the reflector 6 in the clamping groove 4, the reflection angle is easily read through arranging the scale mark 7, the reflector 6 in the clamping groove 4 is taken out and changed into the transparent glass or the water storage tank so as to be used for observing the refraction of light, the scale mark is read through reading the scale mark 7, different illuminating, change reflector 6 for the panel that has the aperture, rotatory limiting plate 15 takes bottom plate 10 out to can use as aperture formation of image experiment, overall structure is simple, and the operation of easy teacher makes things convenient for learner's observation, and the function is abundant, low in cost, and the practicality is strong, easily promotes.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. The optical experiment instrument for teaching comprises a base (1) and is characterized in that a demonstration screen (14) is embedded at the top end of the base (1), a support arm (12) is arranged on the back surface of the base (1), an object placing barrel (11) is fixedly arranged at the top end of the support arm (12), a detachable irradiation lamp (8) is arranged inside the object placing barrel (11), the bottom end of the support arm (12) is connected with a limit column on the back surface of the base (1) in an inserting mode, the limit column is in threaded connection with a bolt (13), a plurality of equally-spaced scale marks (7) are uniformly engraved on the front surface of the base (1), the front bottom end of the base (1) is connected with sliding blocks at two ends of a bottom plate (10) through sliding grooves, a support plate (2) is fixedly arranged at the front bottom of the base (1), and telescopic stand columns (3) are fixedly arranged on two sides of, the telescopic upright post is characterized in that a clamping groove (4) is fixedly arranged at the top end of the telescopic upright post (3), a top plate of the clamping groove (4) is alternately connected with a limiting screw rod (5), and a detachable reflector (6) is embedded between the clamping groove (4).

2. An optical experimental instrument for teaching according to claim 1, wherein: the base is characterized in that a level gauge (9) is embedded in the base (1), a wear-resistant pad is arranged at the bottom end of the base (1), storage boxes are arranged at two ends of the base (1), and a sealing cover is arranged at the bottom end of each storage box.

3. An optical experimental instrument for teaching according to claim 1, wherein: the bottom of backup pad (2) is passed through the rotation axis and is interlude with limiting plate (15) and be connected, the one end setting of limiting plate (15) is in the positive front side of bottom plate (10), the four corners of bottom plate (10) bottom is all fixed and is equipped with the gyro wheel, the cavity has been seted up to the inside of bottom plate (10).

4. An optical experimental instrument for teaching according to claim 1, wherein: the telescopic stand column (3) comprises a first stand column, the bottom end of the first stand column is fixedly connected with the top end of the supporting plate (2), a second stand column is embedded in the first stand column and is connected with the second stand column through a clamping screw, and the top end of the second stand column is fixedly connected with the clamping groove (4).

5. An optical experimental instrument for teaching according to claim 1, wherein: the support arm (12) includes first support arm and second support arm, first support arm and spacing post fixed connection, and the inside of first support arm is inlayed and is equipped with the second support arm, and first support arm passes through fastening screw and is connected with the second support arm, the top of second support arm with put a thing section of thick bamboo (11) fixed connection, the both ends of putting a thing section of thick bamboo (11) are fixed and have been seted up the through-hole.