CN216079119U

CN216079119U - Optical instrument disjunctor support with high accuracy is adjusted

Info

Publication number: CN216079119U
Application number: CN202122257323.7U
Authority: CN
Inventors: 吴义宙
Original assignee: Nantong Tongli Precision Machinery Co ltd
Current assignee: Nantong Tongli Precision Machinery Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-18
Anticipated expiration: 2031-09-17

Abstract

The utility model belongs to the technical field of optical instruments, and particularly relates to an optical instrument conjoined support with high-precision adjustment. This optical instrument disjunctor support with high accuracy is adjusted, upper surface fixed mounting through setting up first bracing piece has high accuracy height control mechanism, and high accuracy height control mechanism is including the installation piece, the lower surface of installation piece is connected with the upper surface fixed of first bracing piece, it is 1: 5 to have reached the reduction ratio through setting up first gear and second gear, carry out the altitude mixture control of high accuracy to optical prism, the reduction ratio that sets up second gear and third gear is 1: 10, carry out the altitude mixture control of super high accuracy to optical prism, thereby make the higher effect of accuracy of experimenter optical experiment result.

Description

Optical instrument disjunctor support with high accuracy is adjusted

Technical Field

The utility model relates to the technical field of optical instruments, in particular to an optical instrument conjoined bracket with high-precision adjustment.

Background

The triangular prism is a transparent body with an optical upper cross section of a triangle. The optical instrument is made of transparent material and has triangular cross section, and belongs to one kind of dispersive prism.

Because of current prism optical instrument support can not height-adjusting, thereby make the teacher of school when utilizing the prism to carry out the optical experiment, be not convenient for carry out careful observation, thereby influence the accuracy of experimental result easily, even there are some prism optical instrument supports that can height-adjusting also in the existing market, it all is equipped with an regulation height knob at prism optical instrument cradling piece usually, unscrew the back with the pole down adjustable short promptly, be similar to the altitude mixture control of electric fan, but large size altitude mixture control can only be accomplished to this altitude mixture control mode, can't carry out high accuracy to it and adjust.

SUMMERY OF THE UTILITY MODEL

Based on the technical problems that the existing height adjusting mode can only adjust the height with large size and cannot adjust the height with high precision, the utility model provides the optical instrument conjoined bracket with high precision adjustment.

The utility model provides an optical instrument conjoined bracket with high-precision adjustment, which comprises a sucker, wherein the left side of the upper surface of the sucker is provided with an inflation hole, the center of the top of the sucker is fixedly connected with a first supporting rod, the upper surface of the first supporting rod is fixedly provided with a high-precision height adjusting mechanism, the high-precision height adjusting mechanism comprises an installation block, and the lower surface of the installation block is fixedly connected with the upper surface of the first supporting rod.

Preferably, the inner wall of the inflation hole is in threaded connection with a sealing cover, and the sealing cover is made of a silica gel material;

through above-mentioned technical scheme, set up sealed lid and aerify the hole cooperation and use, when the operating position of needs removal sucking disc, only need screw out sealed lid to the internal air packing of sucking disc, can remove its position.

Preferably, an installation cavity is arranged inside the installation block, a sliding chute is formed in the inner bottom wall of the installation cavity, symmetrically distributed sliding blocks are sleeved on the inner wall of the sliding chute in a sliding mode, and the surfaces of one ends of the two sliding blocks penetrate through the inner top wall of the sliding chute and then extend into the installation cavity;

through above-mentioned technical scheme, the spout uses with the slider cooperation, leads and spacing to the direction of motion of slider.

Preferably, the surfaces of one ends of the two sliding blocks are fixedly connected with first gears, inner rings of the first gears are provided with internal threads, the center of the inner bottom wall of the mounting cavity is provided with a mounting groove, the inner bottom wall of the mounting groove penetrates through the mounting cavity and then extends into the first supporting rod, the mounting groove is located in the inner ring of the first gear, the inner ring of the first gear is meshed with a second supporting rod through the internal threads, and the outer surfaces of the lower ends of the second supporting rods are in sliding sleeve joint with the inner walls of the mounting groove;

through the technical scheme, the outer surface of the second supporting rod is provided with the external thread, so that the external thread of the second supporting rod is meshed with the internal thread of the first gear.

Preferably, a threaded hole is formed in the center of the inner top wall of the mounting cavity, the inner top wall of the threaded hole penetrates through and extends to the upper surface of the mounting block, the outer surface of the upper end of the second support rod is meshed with the inner wall of the threaded hole, the inner bottom wall of the mounting cavity is fixedly connected with a first rotating rod and a second rotating rod through bearings respectively, a second gear is fixedly sleeved on the outer surface of one end of the first rotating rod, a third gear is fixedly sleeved on the outer surface of one end of the second rotating rod, the outer surface of the first gear is meshed with the outer surface of the second gear, the outer surface of the second gear is meshed with the outer surface of the third gear, the reduction ratio of the first gear to the second gear is 1: 5, and the reduction ratio of the second gear to the third gear is 1: 10;

through the technical scheme, the reduction ratio of the first gear to the second gear is 1: 5, and the reduction ratio of the second gear to the third gear is 1: 10, so that the extending height of the second supporting rod is adjusted in high precision and ultrahigh precision.

Preferably, the outer surfaces of one ends of the first rotating rod and the second rotating rod penetrate through the mounting cavity and then extend to the upper surface of the mounting block, the upper surface of one end of the first rotating rod is fixedly connected with a first rotating handle, and the upper surface of one end of the second rotating rod is fixedly connected with a second rotating handle;

through above-mentioned technical scheme, set up first commentaries on classics handle and second commentaries on classics handle and be convenient for the experimenter to hold.

Preferably, the top of the upper end of the second support rod is fixedly connected with an installation plate, the front surface of the installation plate is in a transverse C shape, and the inner side surface of the installation plate is hinged with an optical prism through a pin shaft;

through above-mentioned technical scheme, the second bracing piece plays fixed effect to the mounting panel.

The beneficial effects of the utility model are as follows:

there is high accuracy height control mechanism through the last fixed surface who sets up first bracing piece, and high accuracy height control mechanism is including the installation piece, the lower surface of installation piece and the last fixed surface of first bracing piece are connected, it is 1: 5 through the reduction ratio that sets up first gear and second gear to have reached, carry out the altitude mixture control of high accuracy to optics prism, the reduction ratio that sets up second gear and third gear is 1: 10, carry out the altitude mixture control of super high accuracy to optics prism, thereby make the higher effect of the accuracy of experimenter optical experiment result.

Drawings

FIG. 1 is a schematic view of an optical instrument conjoined bracket with high precision adjustment according to the present invention;

FIG. 2 is an exploded view of the mounting block structure of the conjoined bracket of the optical instrument with high precision adjustment according to the present invention;

FIG. 3 is an enlarged view of the structure at the position A in FIG. 2 of the optical instrument conjoined bracket with high precision adjustment according to the present invention;

fig. 4 is a perspective view of a first gear structure of the conjoined bracket of the optical instrument with high-precision adjustment, which is provided by the utility model.

In the figure: 1. a suction cup; 2. an inflation hole; 3. a first support bar; 4. mounting blocks; 41. installing a cavity; 42. a chute; 43. a slider; 44. a first gear; 45. mounting grooves; 46. a second support bar; 47. a threaded hole; 48. a first rotating lever; 49. a second rotating rod; 410. a second gear; 411. a third gear; 412. a first rotating handle; 413. a second rotating handle; 414. mounting a plate; 415. an optical prism; 5. and (7) sealing the cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, an optical instrument conjoined bracket with high precision adjustment comprises a sucker 1, wherein an inflation hole 2 is formed in the left side of the upper surface of the sucker 1, a first supporting rod 3 is fixedly connected to the center of the top of the sucker 1, a high precision height adjusting mechanism is fixedly installed on the upper surface of the first supporting rod 3, the high precision height adjusting mechanism comprises an installation block 4, and the lower surface of the installation block 4 is fixedly connected with the upper surface of the first supporting rod 3.

Further, the inner wall of the inflation hole 2 is in threaded connection with a sealing cover 5, and the sealing cover 5 is made of a silica gel material; the sealing cover 5 is arranged to be matched with the air charging hole 2 for use, when the working position of the sucker 1 needs to be moved, the position of the sucker 1 can be moved only by screwing out the sealing cover 5 and filling air into the sucker 1.

Furthermore, an installation cavity 41 is arranged inside the installation block 4, a sliding groove 42 is formed in the inner bottom wall of the installation cavity 41, sliding blocks 43 which are symmetrically distributed are sleeved on the inner wall of the sliding groove 42 in a sliding mode, and one end surfaces of the two sliding blocks 43 extend into the installation cavity 41 after penetrating through the inner top wall of the sliding groove 42; the sliding groove 42 is used in cooperation with the sliding block 43 to guide and limit the moving direction of the sliding block 43.

Furthermore, a first gear 44 is fixedly connected to one end surface of each of the two sliding blocks 43, an inner ring of the first gear 44 is provided with an internal thread, a mounting groove 45 is formed in the center of the inner bottom wall of the mounting cavity 41, the inner bottom wall of the mounting groove 45 extends into the first support rod 3 after penetrating through the mounting cavity 41, the mounting groove 45 is located in the inner ring of the first gear 44, a second support rod 46 is engaged with the inner ring of the first gear 44 through the internal thread, and the outer surface of the lower end of the second support rod 46 is slidably sleeved with the inner wall of the mounting groove 45; the outer surface of the second support rod 46 is provided with external threads such that the external threads of the second support rod 46 are engaged with the internal threads of the first gear 44.

Furthermore, a threaded hole 47 is formed in the center of the inner top wall of the mounting cavity 41, the inner top wall of the threaded hole 47 penetrates through and extends to the upper surface of the mounting block 4, the outer surface of the upper end of the second support rod 46 is meshed with the inner wall of the threaded hole 47, the inner bottom wall of the mounting cavity 41 is fixedly connected with a first rotating rod 48 and a second rotating rod 49 through bearings respectively, a second gear 410 is fixedly sleeved on the outer surface of one end of the first rotating rod 48, a third gear 411 is fixedly sleeved on the outer surface of one end of the second rotating rod 49, the outer surface of the first gear 44 is meshed with the outer surface of the second gear 410, the outer surface of the second gear 410 is meshed with the outer surface of the third gear 411, the speed reduction ratio of the first gear 44 to the second gear 410 is 1: 5, and the speed reduction ratio of the second gear 410 to the third gear 411 is 1: 10; the reduction ratio of the first gear 44 to the second gear 410 is 1: 5, and the reduction ratio of the second gear 410 to the third gear 411 is 1: 10, so that the protruding height of the second support rod 46 is adjusted with high precision and ultra-high precision.

Furthermore, the outer surfaces of one ends of the first rotating rod 48 and the second rotating rod 49 penetrate through the mounting cavity 41 and then extend to the upper surface of the mounting block 4, the upper surface of one end of the first rotating rod 48 is fixedly connected with a first rotating handle 412, and the upper surface of one end of the second rotating rod 49 is fixedly connected with a second rotating handle 413; the first rotating handle 412 and the second rotating handle 413 are arranged to be held by a experimenter.

Further, the top of the upper end of the second support rod 46 is fixedly connected with a mounting plate 414, the front surface of the mounting plate 414 is in a transverse C shape, and the inner side surface of the mounting plate 414 is hinged with an optical triangular prism 415 through a pin; the second support bar 46 acts as a fixing for the mounting plate 414.

There is high accuracy height control mechanism through the last fixed surface who sets up first bracing piece 3, and high accuracy height control mechanism is including installation piece 4, the lower surface of installation piece 4 is connected with the last fixed surface of first bracing piece 3, it is 1: 5 through the reduction ratio that sets up first gear 44 and second gear 410 to have reached, carry out the altitude mixture control of high accuracy to optics prism 415, the reduction ratio that sets up second gear 410 and third gear 411 is 1: 10, carry out the altitude mixture control of super high accuracy to optics prism 415, thereby make the higher effect of accuracy of experimenter's optics experimental result.

The working principle is as follows: firstly, before an optical experiment, a sucker 1 is contacted with the surface of an experiment table and pressed, air between the lower surface of the sucker 1 and the surface of the experiment table is exhausted, and the sucker 1 is adsorbed on the surface of the experiment table;

step two, high-precision adjustment is performed, an experimenter rotates the first rotating handle 412 to drive the first rotating rod 48 connected with the lower surface of the first rotating handle to rotate, and drives the second gear 410 connected with the surface of the first rotating rod 48, the second gear 410 is meshed with the first gear 44, and further drives the inner ring of the first gear 44 to rotate through the second supporting rod 46 meshed with the internal thread, and the second supporting rod 46 is meshed with the inner wall of the threaded hole 47, so that the second supporting rod 46 extends upwards from the threaded hole 47 along the vertical direction, and drives the mounting plate 414 connected with the surface of the second supporting rod 46 and the optical prism 415 to extend out, and the reduction ratio between the first gear 44 and the second gear 410 is 1: 5, so that high-precision height adjustment of the optical prism 415 is completed;

and step three, ultrahigh-precision adjustment is performed, an experimenter rotates the second rotating handle 413 to drive the second rotating rod 49 connected with the lower surface of the second rotating handle 413 to rotate, the third gear 411 connected with the surface of the second rotating rod 49 is driven to be meshed with the second gear 410, the second gear 410 is meshed with the first gear 44, and then the inner ring of the first gear 44 is driven to rotate through the second supporting rod 46 meshed with the internal thread, because the second supporting rod 46 is meshed with the inner wall of the threaded hole 47, the second supporting rod 46 extends upwards from the threaded hole 47 in the vertical direction, the mounting plate 414 connected with the surface of the second supporting rod 46 and the optical triangular prism 415 are driven to extend, and because the speed reduction ratio of the first gear 44 to the second gear 410 is 1: 5 and the speed reduction ratio of the second gear 410 to the third gear 411 is 1: 10, the ultrahigh-precision height adjustment of the optical triangular prism 415 is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an optical instrument disjunctor support with high accuracy is adjusted, includes sucking disc (1), its characterized in that: the utility model discloses a high-precision air inflation device, including sucking disc (1), top center department fixedly connected with first bracing piece (3) of sucking disc (1), the last fixed surface of first bracing piece (3) installs high accuracy height control mechanism, and high accuracy height control mechanism includes installation piece (4), the lower surface of installation piece (4) is connected with the last fixed surface of first bracing piece (3).

2. The optical instrument conjoined bracket with high precision adjustment according to claim 1, characterized in that: the inner wall of the inflation hole (2) is in threaded connection with a sealing cover (5), and the sealing cover (5) is made of a silica gel material.

3. The optical instrument conjoined bracket with high precision adjustment according to claim 1, characterized in that: the inside of installation piece (4) is provided with installation cavity (41), spout (42) have been seted up to the inner bottom wall of installation cavity (41), the inner wall of spout (42) slides and has cup jointed slider (43) that are symmetric distribution, two the inside that extends to installation cavity (41) behind the interior roof of spout (42) is all run through to the one end surface of slider (43).

4. The optical instrument conjoined bracket with high precision adjustment according to claim 3, characterized in that: two the equal fixedly connected with first gear (44) in one end surface of slider (43), the inner circle of first gear (44) is provided with the internal thread, mounting groove (45) have been seted up to the interior diapire center department of installation cavity (41), the interior diapire of mounting groove (45) link up the inside that extends to first bracing piece (3) behind installation cavity (41), mounting groove (45) are located the inner circle of first gear (44), the inner circle of first gear (44) has second bracing piece (46) through the internal thread engagement, the lower extreme surface of second bracing piece (46) cup joints with the inner wall slip of mounting groove (45).

5. The optical instrument conjoined bracket with high precision adjustment according to claim 4, characterized in that: the mounting structure is characterized in that a threaded hole (47) is formed in the center of the inner top wall of the mounting cavity (41), the inner top wall of the threaded hole (47) penetrates through and extends to the upper surface of the mounting block (4), the outer surface of the upper end of the second supporting rod (46) is meshed with the inner wall of the threaded hole (47), the inner bottom wall of the mounting cavity (41) is fixedly connected with a first rotating rod (48) and a second rotating rod (49) through a bearing respectively, a second gear (410) is fixedly sleeved on the outer surface of one end of the first rotating rod (48), a third gear (411) is fixedly sleeved on the outer surface of one end of the second rotating rod (49), the outer surface of the first gear (44) is meshed with the outer surface of the second gear (410), the outer surface of the second gear (410) is meshed with the outer surface of the third gear (411), and the reduction ratio of the first gear (44) to the second gear (410) is 1: 5, the reduction ratio of the second gear (410) to the third gear (411) is 1: 10.

6. The optical instrument conjoined bracket with high precision adjustment according to claim 5, characterized in that: the one end surface of first bull stick (48) and second bull stick (49) all runs through the upper surface that extends to installation piece (4) behind installation cavity (41), the one end upper surface fixed connection of first bull stick (48) has first commentaries on classics handle (412), the one end upper surface fixed connection of second bull stick (49) has the second to change handle (413).

7. The optical instrument conjoined bracket with high precision adjustment according to claim 4, characterized in that: the upper end top fixedly connected with mounting panel (414) of second bracing piece (46), the front of mounting panel (414) is horizontal C shape, the inboard surface of mounting panel (414) articulates through the round pin axle has optics prism (415).