CN216749046U - Mirror instrument support frame for optical experiment - Google Patents
Mirror instrument support frame for optical experiment Download PDFInfo
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- CN216749046U CN216749046U CN202220236984.3U CN202220236984U CN216749046U CN 216749046 U CN216749046 U CN 216749046U CN 202220236984 U CN202220236984 U CN 202220236984U CN 216749046 U CN216749046 U CN 216749046U
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Abstract
The utility model belongs to the technical field of optical experiments, and relates to a mirror instrument support frame for optical experiments, which is characterized by comprising a triangular turntable, a fixed shaft, a scale rod and a base, wherein a through hole and scales are formed in the triangular turntable, a telescopic sleeve is arranged in the through hole, one end of the telescopic sleeve is positioned in the through hole and can rotate back and forth along the through hole, the other end of the telescopic sleeve is provided with a telescopic rod in a sliding manner, the telescopic rod is fixedly provided with the base, the base is provided with a notch and an annular groove, and a rotating ring is rotationally arranged in the annular groove. According to the utility model, through the design of the triangular turntable, the fixed shaft, the scale rod and the base, the telescopic sleeve can be rotated by moving the triangular turntable, so that the height of the triangular turntable is adjusted, the specific value of the height is determined according to the position of the triangular turntable on the scale rod, the experiment is more accurate, meanwhile, the triangular turntable can be rotated to rotate the scale rod, the scale rod drives the rotating ring to rotate, and the rotating ring is positioned through the positioning block in the base.
Description
Technical Field
The utility model belongs to the technical field of optical experiments, and particularly relates to a support frame for a mirror instrument for an optical experiment.
Background
In optical experiments, various types of lenses are often required to be arranged on a support to perform experiments, such as concave lenses, convex lenses, triangular prisms, plane mirrors and the like, in order to meet the requirements of irradiation of the height and angle of experimental light, in the same experiment, various lenses are required to be used, and meanwhile, in order to ensure that the position of the lens after being changed cannot be changed when the control variable is changed.
At present, current mirror class support frame can only fix the lens of a type alone, certain limitation has during the use, in the experiment that uses multiple lens, when needs change lens, then need change the new support frame and readjust, it is very troublesome, experimenter's working strength has been increased, inconvenient frequently adjust with the experimenter, and simultaneously, current mirror class support frame fixed form is single, cause the damage to lens when fixed to prism and other mirror classes easily, cause the waste. Therefore, a support frame of a mirror instrument for an optical experiment is designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims to provide a support frame for a lens instrument for an optical experiment, which can solve the problems that the lens needs to be readjusted when the lens is replaced in the experiment, the fixing form of the lens is single, and the lens is easy to be damaged.
A support frame for mirror instruments for optical experiments is characterized by comprising a triangular turntable, a fixed shaft, a scale rod and a base;
a through hole and scales are arranged in the triangular turntable;
a telescopic sleeve is arranged in the through hole, one end of the telescopic sleeve is positioned in the through hole and can rotate back and forth along the through hole, a telescopic rod is slidably arranged at the other end of the telescopic sleeve, a base is fixedly arranged on the telescopic rod, a notch and an annular groove are formed in the base, a rotating ring is rotationally arranged in the annular groove, and three positioning cavities are symmetrically formed in the inner side of the periphery of the rotating ring;
a positioning block is arranged in the annular groove in a sliding manner, the positioning block is connected with the annular groove through a return spring, and the positioning block is positioned in the positioning cavity and is abutted to the rotating ring in a contact manner;
a scale rod is fixedly arranged on the end surface of the top end of the rotating ring, is positioned at the scale and can slide back and forth along the scale;
the three fixed shafts are arranged on the outer side of the triangular turntable in a centrosymmetric manner, and the three fixed shafts are respectively and fixedly provided with a clamping device, a second chassis and a third chassis.
Preferably, the clamping device comprises a first chassis fixedly connected with the fixed shaft, a first shaft hole is formed in the first chassis, the fixed shaft is located at the first shaft hole, two spring cavities are symmetrically formed in the end face of the top end of the first chassis, clamping rods are slidably arranged in the spring cavities, the clamping rods are connected with the spring cavities through clamp springs, two soft clamps are symmetrically and fixedly arranged in the clamping rods, and a plane mirror is clamped between the soft clamps.
Preferably, the second chassis is fixedly connected with the fixed shaft, a fixed groove is formed in the second chassis, a threaded rod is fixedly arranged on the second chassis, a convex lens is mounted on the threaded rod, and the convex lens is connected with the threaded rod through threads.
Preferably, a through groove and a second shaft hole are formed in the third chassis, the fixed shaft is located at the second shaft hole, two soft limiting blocks are symmetrically and fixedly arranged in the third chassis, and a prism is clamped between the soft limiting blocks.
Preferably, the scale rod is symmetrically provided with adjusting grooves, and numerical values are marked in the adjusting grooves.
Preferably, the positions of the three swivels on the swivel are aligned with the position of the fixed shaft.
Compared with the prior art, the utility model has the beneficial effects that:
according to the support frame for the mirror instruments for the optical experiments, through the design of the triangular turntable, the fixed shaft, the scale rod and the base, the telescopic sleeve can be moved by moving the triangular turntable, so that the height of the triangular turntable is adjusted, the specific value of the height is determined according to the position of the triangular turntable on the scale rod, the experiments are more accurate, meanwhile, the triangular turntable can be rotated to enable the scale rod to rotate, the scale rod drives the rotating ring to rotate, and the rotating ring is positioned through the positioning block in the base, so that different mirrors can be used for experiments, the readjustment is not needed, the structure is simple, and the use is convenient and fast.
The support frame for the mirror instruments for the optical experiments can clamp the plane mirrors with different sizes by adjusting the positions of the clamping rods through the design of the clamping device, and meanwhile, the soft clamp is made of soft materials and can protect the plane mirrors during clamping.
By the design of the second chassis and the scale rod, when the convex lens on the second chassis is put into experimental use, the scale rod can be bent and fixed by penetrating through the fixed groove, so that the scale rod is prevented from shielding a light source, the use of the convex lens on the second chassis is not influenced, and the support frame for the mirror instruments for the optical experiments is convenient to use.
Drawings
FIG. 1 is a schematic perspective view of the present invention in a first direction;
FIG. 2 is a perspective view of the present invention in a second direction;
FIG. 3 is a schematic perspective view of the clamping device of the present invention;
FIG. 4 is a schematic perspective view of a third chassis according to the present invention;
FIG. 5 is a schematic perspective view of a triangular turntable according to the present invention;
FIG. 6 is a cross-sectional view of a base of the present invention;
in the figure: 1. 1-1 parts of triangular turntable, 1-1 parts of through hole, 1-2 parts of scale groove, 2 parts of clamping device, 2-1 parts of first chassis, 2-2 parts of first shaft hole, 2-3 parts of spring cavity, 2-4 parts of clamping rod, 2-5 parts of clamp spring, 2-6 parts of soft clamp, 3 parts of second chassis, 3-1 parts of fixing groove, 4 parts of third chassis, 4-1 parts of through groove, 4-2 parts of soft limiting block, 4-3 parts of second shaft hole, 5 parts of fixing shaft, 6 parts of plane mirror, 7 parts of convex lens, 8 parts of telescopic sleeve, 8-1 parts of telescopic rod, 9 parts of scale rod, 9-1 parts of adjusting groove, 10 parts of threaded rod, 11 parts of base, 11-1 parts of groove opening, 11-2 parts of annular groove, 12 parts of rotary ring, 12-1 parts of positioning cavity, 13 parts of triangular prism, 14 parts of triangular prism, 9 parts of through groove, and 3 parts of clamping device, A return spring 15 and a positioning block.
Detailed Description
Please refer to fig. 1-6, which show a support frame for optical experiment scope instruments, which is not required to be adjusted when replacing lenses in the experiment, and has various lens fixing forms and is not easy to damage the lenses. Concretely, a mirror instrument support frame for optical experiments, including triangle carousel 1, fixed axle 5, scale rod 9 and base 11.
A through hole 1-1 and a scale 1-2 are arranged in the triangular turntable 1, a telescopic sleeve 8 is arranged in the through hole 1-1, one end of the telescopic sleeve 8 is positioned in the through hole 1-1 and can rotate back and forth along the through hole 1-1, the other end of the telescopic sleeve 8 is slidably provided with a telescopic rod 8-1, a base 11 is fixedly arranged on the telescopic rod 8-1, a notch 11-1 and an annular groove 11-2 are arranged on the base 11, a rotating ring 12 is rotatably arranged in the annular groove 11-2, three positioning cavities 12-1 are symmetrically arranged on the inner side of the circumference of the rotating ring 12, a positioning block 15 is arranged in the annular groove 11-2 in a sliding manner, the positioning block 15 is connected with the annular groove 11-2 through a reset spring 14, the positioning block 15 is positioned in the positioning cavity 12-1 and is contacted with and abutted against the rotating ring 12, and a scale rod 9 is fixedly arranged on the end surface of the top end of the rotating ring 12, the scale rod 9 is located at the scale 1-2 and can slide back and forth along the scale 1-2, the three fixed shafts 5 are symmetrically and rotatably arranged at the outer sides of the triangular turntable 1, the clamping devices 2 are respectively and fixedly arranged on the three fixed shafts 5, the second chassis 3 and the third chassis 4, the telescopic sleeve 8 can be moved by moving the triangular turntable 1, the height of the triangular turntable 1 is adjusted, the specific height value of the triangular turntable 1 is determined according to the position of the triangular turntable 1 on the scale rod 9, the experiment is more accurate, meanwhile, the scale rod 9 can be rotated by rotating the triangular turntable 1, the scale rod 9 drives the rotating ring 12 to rotate, the rotating ring 12 is positioned through the positioning block 15 in the base 11, so that different glasses can be used for experiment, secondary adjustment is not needed, the structure is simple, and the use is convenient and rapid.
The clamping device 2 comprises a first chassis 2-1 fixedly connected with a fixed shaft 5, a first shaft hole 2-2 is arranged on the first chassis 2-1, the fixed shaft 5 is positioned at the first shaft hole 2-2, two spring cavities 2-3 are symmetrically arranged on the top end surface of the first chassis 2-1, clamping rods 2-4 are arranged in the spring cavities 2-3 in a sliding manner, the clamping rods 2-4 are connected with the spring cavities 2-3 through clamp springs 2-5, two soft clamps 2-6 are symmetrically and fixedly arranged in the clamping rods 2-4, a plane mirror 6 is clamped between the soft clamps 2-6, the plane mirror 6 with different sizes can be clamped by adjusting the positions of the clamping rods 2-4, and meanwhile, the soft clamps 2-6 are made of soft materials and can protect the plane mirror 6 during clamping.
The second chassis 3 is fixedly connected with the fixed shaft 5, the fixed groove 3-1 is formed in the second chassis 3, the threaded rod 10 is fixedly arranged on the second chassis 3, the convex lens 7 is mounted on the threaded rod 10, the convex lens 7 is in threaded connection with the threaded rod 10, and when the convex lens 7 on the second chassis 3 is put into experimental use, the scale rod 9 can be bent and fixed by penetrating through the fixed groove 3-1, so that the scale rod 9 is prevented from shielding a light source, the use of the convex lens 7 on the second chassis 3 is not influenced, and the use is convenient.
The third chassis 4 is provided with a through groove 4-1 and a second shaft hole 4-3, the fixed shaft 5 is positioned at the second shaft hole 4-3, two soft limiting blocks 4-2 are symmetrically and fixedly arranged in the third chassis 4, and a prism 13 is clamped between the soft limiting blocks 4-2.
The scale rod 9 is symmetrically provided with adjusting grooves 9-1, and numerical values are marked in the adjusting grooves 9-1.
The positions of the three swivels 12 on the swivel 12 are aligned with the position of the stationary shaft 5.
When the support frame is used, a plane mirror 6 is clamped between soft clamps 2-6, a convex lens 7 is fixed on a threaded rod 10 through threads, a triangular prism 13 is clamped between soft limiting blocks 4-2, the support frame is placed on an optical experiment platform, a notch 11-1 is aligned to the direction of a light source, then a mirror to be used is selected, a triangular turntable 1 is rotated, the triangular turntable 1 drives a scale rod 9 to rotate, the scale rod 9 drives a rotary ring 12 to rotate, a positioning cavity 12-1 corresponding to the mirror to be used is rotated to a positioning block 15, the positioning block 15 extends into the positioning cavity 12-1, the rotary ring 12 is limited, and the mirror to be used is aligned with the notch 11-1 and is aligned with the light source;
after the adjustment is finished, the glasses to be used are rotated to the top end of the triangular turntable 1, the telescopic sleeve 8 and the telescopic rod 8-1 are used for stretching adjustment, a user can determine an adjusted numerical value through the scales in the adjusting groove 9-1, and after the adjustment is finished, the support frame can be used for carrying out an optical experiment;
when the mirror needing to be used is the convex lens 7, the steps are repeated, then the scale rod 9 is bent, and one section of the scale rod 9 is inserted into the fixing groove 3-1, so that the use of the convex lens 7 is prevented from being influenced.
Claims (6)
1. A support frame for a microscope instrument for an optical experiment is characterized by comprising a triangular turntable (1), a fixed shaft (5), a scale rod (9) and a base (11);
a through hole (1-1) and a scale (1-2) are arranged in the triangular turntable (1);
a telescopic sleeve (8) is arranged in the through hole (1-1), one end of the telescopic sleeve (8) is positioned in the through hole (1-1) and can rotate back and forth along the through hole (1-1), the other end of the telescopic sleeve (8) is provided with the telescopic rod (8-1) in a sliding manner, a base (11) is fixedly arranged on the telescopic rod (8-1), a notch (11-1) and an annular groove (11-2) are formed in the base (11), a rotating ring (12) is rotatably arranged in the annular groove (11-2), and three positioning cavities (12-1) are symmetrically formed in the periphery inner side of the rotating ring (12);
a positioning block (15) is arranged in the annular groove (11-2) in a sliding manner, the positioning block (15) is connected with the annular groove (11-2) through a return spring (14), and the positioning block (15) is positioned in the positioning cavity (12-1) and is abutted against the rotating ring (12);
a scale rod (9) is fixedly arranged on the end face of the top end of the rotating ring (12), and the scale rod (9) is positioned at the scale (1-2) and can slide back and forth along the scale (1-2);
three fixed shafts (5) are symmetrically and rotatably arranged at the outer side of the periphery of the triangular turntable (1), and a clamping device (2), a second chassis (3) and a third chassis (4) are respectively and fixedly arranged on the three fixed shafts (5).
2. A support frame for optical experiment instruments as claimed in claim 1, wherein: the clamping device (2) comprises a first chassis (2-1) fixedly connected with a fixed shaft (5), a first shaft hole (2-2) is formed in the first chassis (2-1), the fixed shaft (5) is located at the first shaft hole (2-2), two spring cavities (2-3) are symmetrically formed in the end face of the top end of the first chassis (2-1), clamping rods (2-4) are arranged in the spring cavities (2-3) in a sliding mode, the clamping rods (2-4) are connected with the spring cavities (2-3) through clamp springs (2-5), two soft clamps (2-6) are symmetrically and fixedly arranged in the clamping rods (2-4), and plane mirrors (6) are clamped between the soft clamps (2-6).
3. A support frame for optical experiment instruments as claimed in claim 1, wherein: the second chassis (3) is fixedly connected with the fixed shaft (5), a fixed groove (3-1) is formed in the second chassis (3), a threaded rod (10) is fixedly arranged on the second chassis (3), a convex lens (7) is installed on the threaded rod (10), and the convex lens (7) is connected with the threaded rod (10) through threads.
4. A support frame for optical experiment instruments as claimed in claim 1, wherein: the third chassis (4) is provided with a through groove (4-1) and a second shaft hole (4-3), the fixed shaft (5) is positioned at the second shaft hole (4-3), two soft limiting blocks (4-2) are symmetrically and fixedly arranged in the third chassis (4), and a prism (13) is clamped between the soft limiting blocks (4-2).
5. A support frame for optical experiment instruments as claimed in claim 1, wherein: the scale rod (9) is symmetrically provided with adjusting grooves (9-1), and numerical values are marked in the adjusting grooves (9-1).
6. A support frame for optical experiment instruments as claimed in claim 1, wherein: the positions of the three rotating rings (12) on the rotating ring (12) are aligned with the position of the fixed shaft (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220236984.3U CN216749046U (en) | 2022-01-27 | 2022-01-27 | Mirror instrument support frame for optical experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220236984.3U CN216749046U (en) | 2022-01-27 | 2022-01-27 | Mirror instrument support frame for optical experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216749046U true CN216749046U (en) | 2022-06-14 |
Family
ID=81916763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220236984.3U Active CN216749046U (en) | 2022-01-27 | 2022-01-27 | Mirror instrument support frame for optical experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216749046U (en) |
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2022
- 2022-01-27 CN CN202220236984.3U patent/CN216749046U/en active Active
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