CN221326831U - Rotary optical path adjusting structure of biological measuring instrument - Google Patents
Rotary optical path adjusting structure of biological measuring instrument Download PDFInfo
- Publication number
- CN221326831U CN221326831U CN202323005076.7U CN202323005076U CN221326831U CN 221326831 U CN221326831 U CN 221326831U CN 202323005076 U CN202323005076 U CN 202323005076U CN 221326831 U CN221326831 U CN 221326831U
- Authority
- CN
- China
- Prior art keywords
- turntable
- hole
- reference arm
- mounting
- prism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 14
- 239000013307 optical fiber Substances 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims 5
- 238000010009 beating Methods 0.000 abstract description 7
- 239000003381 stabilizer Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 210000004087 cornea Anatomy 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a rotary optical path adjusting structure of a biological measuring instrument, which comprises a workbench, wherein a turntable is arranged on one side of the workbench, a plurality of prisms are fixed on the turntable, the prisms are fixed on the turntable through prism bases, a cylindrical mirror and a reference arm collimating mirror are sequentially arranged on one side of the turntable from near to far, a lens barrel and a reference arm optical fiber adapter are arranged on a mounting seat of the reference arm collimating mirror, the turntable is provided with a turntable motor, a mounting hole for mounting the turntable motor is formed in the workbench, and the middle part of the turntable bulges upwards to form a connecting part for being connected with the turntable motor; the bottom side of workstation still is equipped with the bed hedgehopping panel beating, and the bed hedgehopping panel beating is equipped with a plurality of stabilizer blades, and the bed hedgehopping panel beating is just also equipped with the through-hole to the position of mounting hole, and the diameter of through-hole is greater than the mounting hole, and the through-hole is equipped with the installation shrouding that matches with the through-hole internal diameter, and the carousel motor is installed on the installation shrouding to install the bottom at the workstation through the installation shrouding. Can stably rotate, reduce noise and vibrate little.
Description
Technical Field
The utility model relates to the technical field of measuring equipment, in particular to a rotary optical path adjusting structure of a biological measuring instrument.
Background
The optical biological measuring instrument is an instrument used in the clinical medicine field, and is mainly used for calculating cornea curvature, cornea thickness, pupil diameter and artificial lens degree. Comprises a collimating mirror, a cylindrical mirror, a reflecting mirror and a prism; the prism, the cylindrical mirror and the collimating mirror are sequentially arranged on an incident light path, and the prism is arranged on the turntable. However, the common optical biological measuring instrument adopts a crank block structure to drive the prism to move, and because the crank block structure is arranged on one side of the turntable, the prism moving speed is uneven, and meanwhile, friction is generated on the hinging part of the crank block, so that noise and vibration are easy to generate after long time.
Disclosure of utility model
The utility model aims to solve the technical problems in the prior art, and particularly provides another rotary optical path adjusting structure of a biological measuring instrument, which can stably rotate, reduce noise and has small vibration.
In order to achieve the above object, the present utility model provides a rotary optical path adjusting structure of a biological measuring instrument, comprising a workbench, wherein a turntable is arranged at one side of the workbench, a plurality of prisms are fixed on the turntable, the prisms are fixed on the turntable through prism bases, a cylindrical mirror, a reflecting mirror and a reference arm collimating mirror are sequentially arranged at one side of the turntable from the position close to the turntable to the position far away from the turntable, and a lens barrel and a reference arm optical fiber adapter are arranged on a mounting seat of the reference arm collimating mirror, and the structure is characterized in that: the prism is a pyramid prism, the turntable is provided with a turntable motor for driving the turntable motor to rotate, the workbench is provided with a mounting hole for mounting the turntable motor, and the middle part of the turntable is raised upwards to form a connecting part for connecting with a turntable motor shaft; the bottom side of the workbench is also provided with a heightening sheet metal, the heightening sheet metal is provided with a plurality of supporting legs, the position of the heightening sheet metal, which is opposite to the mounting hole, is also provided with a through hole, the diameter of the through hole is larger than that of the mounting hole, the through hole is provided with a mounting sealing plate matched with the inner diameter of the through hole, and the turntable motor is arranged on the mounting sealing plate and is arranged at the bottom of the workbench through the mounting sealing plate;
A first adjusting groove extending along the radial direction is formed in the turntable corresponding to each prism, the prism base is connected in the first adjusting groove in a sliding mode, and the inner position and the outer position of the prism are adjusted through the first adjusting groove;
The cylindrical mirror and the reflecting mirror are both provided with mounting seats arranged on the workbench, the workbench is provided with a second adjusting groove corresponding to the cylindrical mirror, and the mounting seats of the cylindrical mirror are slidably connected in the second adjusting groove, so that the cylindrical mirror can be adjusted to be far away from or close to the turntable.
In the scheme, the method comprises the following steps: the bottom of the installation seat of the cylindrical mirror is convexly provided with a sliding block which extends into the second adjusting groove, and the cylindrical mirror is connected onto a sliding rail matched with the second adjusting groove through the sliding block in a sliding way. Can lead and spacing through the mount pad of slider and second adjustment tank to the cylindrical mirror, prevent to take place the skew.
In the scheme, the method comprises the following steps: the mounting seat of the cylindrical mirror is L-shaped, a vertical sliding groove is formed in the inner side of the vertical portion of the L-shaped mounting seat, a Y-axis adjusting seat for mounting the cylindrical mirror is further arranged on the L-shaped mounting seat, a yielding hole for allowing light of the reference arm optical fiber adapter to pass through is formed in the Y-axis adjusting seat, one side of the Y-axis adjusting seat is slidably connected in the vertical sliding groove, a strip-shaped through hole extending vertically is formed in the bottom of the vertical sliding groove, a fastening screw is arranged in the strip-shaped through hole, and the end portion of the fastening screw penetrates through the strip-shaped through hole to be screwed on the Y-axis adjusting seat for fastening. The cylindrical mirror can be adjusted up and down, and the cylindrical mirror is rapid in adjustment and convenient to fasten.
In the scheme, the method comprises the following steps: the reference arm optical fiber adapter is provided with an adjusting spring piece used for adjusting the incident angle of the reference arm optical fiber adapter, and the incident angle of the reference arm optical fiber adapter can be adjusted through the adjusting spring piece.
In the scheme, the method comprises the following steps: the adjusting elastic sheet comprises a fixing frame, the fixing frame is fixed on the adapter fixing seat through bolts, the reference arm optical fiber adapter is installed on the fixing frame through the adapter fixing seat, an abutting sheet used for abutting against the adapter fixing seat is integrally formed in the middle of the fixing frame, the abutting sheet is bent towards one side of the adapter fixing seat, and abdicating holes for allowing light rays of the reference arm optical fiber adapter to pass through are formed in the middle of the abutting sheet and the middle of the adapter fixing seat.
In summary, the beneficial effects of the utility model are as follows: the rotary table motor is directly adopted to drive the prism to rotate, so that the small installation requirement of the bottom space of the workbench is met, meanwhile, the middle part of the rotary table bulges, the position where the prism is arranged is avoided for the adaptive setting corresponding to the rotary table motor, and the installation of the rotary table motor is also met. Simultaneously, set up the carousel motor, can direct drive prism rotates, compare traditional rotation mode that adopts slider-crank to simple structure to rotate more at uniform velocity, also be difficult for receiving the pause when rotating, can more gather data in the unit time, simultaneously, the noise is little, can avoid producing vibration as far as possible. The prism uses the pyramid prism structure to be simple and convenient to produce.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a perspective view of the present utility model;
FIG. 3 is a top view of the present utility model;
FIG. 4 is a cross-sectional view at A-A in FIG. 3;
fig. 5 is a schematic view of a prism, cylindrical mirror, barrel, and reference arm fiber optic adapter of the present utility model.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
As shown in fig. 1 to 5, a rotary optical path adjusting structure of a biological measuring instrument comprises a workbench 1, wherein a turntable 3 is arranged on one side of the workbench 1, and a plurality of prisms 4 are fixed on the turntable 3. The prism 4 is a pyramid prism, the prism 4 is fixed on the turntable 3 through a base of the prism 4, and a cylindrical mirror 5, a reflecting mirror 6 and a reference arm collimating mirror 7 are sequentially arranged on one side of the turntable 3 from being close to the turntable to being far away from the turntable. The mounting seat of the reference arm collimating mirror 7 is provided with a lens barrel 9 and a reference arm optical fiber adapter 8. The turntable 3 is provided with a turntable motor 3a for driving the turntable to rotate, and the turntable motor 3a of the present embodiment is a servo motor. The workbench 1 is provided with a mounting hole for mounting the turntable motor 3 a. The middle part of the turntable 3 bulges upward to form a connection part for connection with the turntable motor 3 a. The bottom side of workstation 1 still is equipped with the bed hedgehopping panel beating 2, and bed hedgehopping panel beating 2 is equipped with a plurality of stabilizer blades 2a, stabilizer blade 2a and bed hedgehopping panel beating 2 integrated into one piece, through the edge with bed hedgehopping panel beating 2 bending type downwards and forming. The position of the elevating sheet metal 2 facing the mounting hole is also provided with a through hole, and the diameter of the through hole is larger than that of the mounting hole. The through hole is provided with a mounting sealing plate 2b matched with the inner diameter of the through hole, and the turntable motor 3a is mounted on the mounting sealing plate 2b and is mounted at the bottom of the workbench 1 through the mounting sealing plate 2b, so that the turntable motor 3a is mounted and fixed.
The turntable 3 is provided with a first adjusting groove extending along the radial direction corresponding to each prism 4, the base of each prism 4 is slidably connected in the first adjusting groove, and the inner and outer positions of the prisms 4 are adjusted through the first adjusting grooves.
The cylindrical mirror 5 and the reflecting mirror 6 are both provided with mounting seats mounted on the workbench 1, the workbench 1 is provided with a second adjusting groove 1a corresponding to the cylindrical mirror 5, and the mounting seats of the cylindrical mirror 5 are slidably connected in the second adjusting groove 1a, so that the cylindrical mirror 5 can be adjusted to be far away from or close to the turntable 3. And, the bottom of the installation seat of the cylindrical mirror 5 is convexly provided with a sliding block which extends into the second adjusting groove 1 a. The mounting seat of the cylindrical lens 5 can be guided and limited through the sliding block and the second adjusting groove 1a, so that the offset is prevented.
The installation seat of the cylindrical mirror 5 is L-shaped, and a vertical sliding groove 5c is formed in the vertical portion of the L-shaped installation seat. The L-shaped mounting seat is also provided with a Y-axis adjusting seat 5d for mounting the cylindrical mirror 5, and the Y-axis adjusting seat 5d is provided with a yielding hole for the light of the reference arm optical fiber adapter 8 to pass through. One side of the Y-axis adjusting seat 5d is connected in the vertical chute 5c in a sliding way, and a vertically extending strip-shaped through hole 5b is formed in the bottom of the vertical chute 5c. The bar-shaped through hole 5b is provided with a fastening screw, the end part of the fastening screw penetrates through the bar-shaped through hole 5b to be connected with the Y-axis adjusting seat 5d in a threaded mode to fasten, the cylindrical lens 5 can be adjusted up and down, and the adjustment is rapid and convenient.
The reference arm fiber optic adapter 8 is equipped with an adjusting spring piece 7a for adjusting the incident angle of the reference arm fiber optic adapter 8, and the incident angle of the reference arm fiber optic adapter 8 can be adjusted by the adjusting spring piece 7 a. Specifically, the adjusting spring piece 7a includes a fixing frame fixed on the adapter fixing seat 8a by bolts. The reference arm fiber optic adapter 8 is mounted on a fixed frame through an adapter fixing seat 8a, and an abutting piece 7b for abutting against the adapter fixing seat 8a is integrally formed in the middle of the fixed frame. The abutting piece 7b is bent towards one side of the adapter fixing seat 8a, and the middle parts of the abutting piece 7b and the adapter fixing seat 8a are respectively provided with a yielding hole for the light of the reference arm optical fiber adapter 8 to pass through.
Claims (5)
1. The utility model provides a biological measurement appearance rotary type optical path adjustment structure, includes workstation (1), workstation (1) one side is equipped with carousel (3), be fixed with a plurality of prisms (4) on carousel (3), prism (4) are fixed on carousel (3) through prism (4) base, carousel (3) one side is equipped with cylindrical mirror (5), speculum (6) and reference arm collimating mirror (7) in proper order from being close to the carousel to keeping away from the carousel, be equipped with lens cone (9) and reference arm fiber adapter (8) on the mount pad of reference arm collimating mirror (7), its characterized in that: the prism (4) is a pyramid prism, the turntable (3) is provided with a turntable motor (3 a) for driving the turntable motor (3 a) to rotate, the workbench (1) is provided with a mounting hole for mounting the turntable motor (3 a), and the middle part of the turntable (3) is raised upwards to form a connecting part for being connected with the turntable motor (3 a) through a shaft; the bottom side of the workbench (1) is also provided with a heightening sheet metal (2), the heightening sheet metal (2) is provided with a plurality of supporting legs (2 a), the position, opposite to the mounting hole, of the heightening sheet metal (2) is also provided with a through hole, the diameter of the through hole is larger than that of the mounting hole, the through hole is provided with a mounting sealing plate (2 b) matched with the inner diameter of the through hole, and the turntable motor (3 a) is mounted on the mounting sealing plate (2 b) and is mounted at the bottom of the workbench (1) through the mounting sealing plate (2 b);
A first adjusting groove extending along the radial direction is formed in the turntable (3) corresponding to each prism (4), the base of each prism (4) is slidably connected in the corresponding first adjusting groove, and the inner position and the outer position of each prism (4) are adjusted through the corresponding first adjusting groove;
The cylindrical mirror (5) and the reflecting mirror (6) are both provided with mounting seats arranged on the workbench (1), the workbench (1) is provided with a second adjusting groove (1 a) corresponding to the cylindrical mirror (5), and the mounting seats of the cylindrical mirror (5) are slidably connected in the second adjusting groove (1 a), so that the cylindrical mirror (5) can be adjusted to be far away from or close to the turntable (3).
2. The rotary optical path length adjustment structure of a biological measurement instrument according to claim 1, wherein: the bottom of the installation seat of the cylindrical mirror (5) is convexly provided with a sliding block extending into the second adjusting groove (1 a), and the cylindrical mirror (5) is connected onto a matched sliding rail in the second adjusting groove (1 a) through the sliding block in a sliding way.
3. The rotary optical path length adjustment structure of a biological measurement instrument according to claim 2, wherein: the mounting seat of cylindrical mirror (5) is L type, vertical spout (5 c) has been seted up to the inboard of the vertical part of L type mount pad, still be equipped with Y axle adjustment seat (5 d) that are used for installing cylindrical mirror (5) on the L type mount pad, be equipped with the hole of stepping down that supplies the light of reference arm fiber adapter (8) to pass on Y axle adjustment seat (5 d), one side sliding connection of Y axle adjustment seat (5 d) is in vertical spout (5 c), vertical extension's bar through-hole (5 b) have been seted up to the tank bottom of vertical spout (5 c), bar through-hole (5 b) are equipped with fastening screw, fastening screw's tip passes bar through-hole (5 b) threaded connection and fastens on Y axle adjustment seat (5 d).
4. The rotary optical path length adjustment structure of a biological measurement instrument according to claim 1, wherein: the reference arm optical fiber adapter (8) is provided with an adjusting spring piece (7 a) for adjusting the incident angle of the reference arm optical fiber adapter (8).
5. The rotary optical path length adjustment structure of a biological measurement instrument according to claim 4, wherein: the adjusting elastic sheet (7 a) comprises a fixed frame, the fixed frame is fixed on an adapter fixing seat (8 a) through bolts, the reference arm optical fiber adapter (8) is installed on the fixed frame through the adapter fixing seat (8 a), an abutting sheet (7 b) for abutting against the adapter fixing seat (8 a) is integrally formed in the middle of the fixed frame, the abutting sheet (7 b) is bent towards one side of the adapter fixing seat (8 a), and yielding holes for allowing light of the reference arm optical fiber adapter (8) to pass through are formed in the middle of the abutting sheet (7 b) and the middle of the adapter fixing seat (8 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323005076.7U CN221326831U (en) | 2023-11-07 | 2023-11-07 | Rotary optical path adjusting structure of biological measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323005076.7U CN221326831U (en) | 2023-11-07 | 2023-11-07 | Rotary optical path adjusting structure of biological measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221326831U true CN221326831U (en) | 2024-07-12 |
Family
ID=91793134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323005076.7U Active CN221326831U (en) | 2023-11-07 | 2023-11-07 | Rotary optical path adjusting structure of biological measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221326831U (en) |
-
2023
- 2023-11-07 CN CN202323005076.7U patent/CN221326831U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7296362B2 (en) | Surface curvature measuring apparatus for object profiles | |
| CN221326831U (en) | Rotary optical path adjusting structure of biological measuring instrument | |
| CN115597995A (en) | Flexibility detection device for furniture edge sealing strip | |
| CN208402034U (en) | Camera mould group calibration test station | |
| CN208961402U (en) | A kind of valve rod charging apparatus | |
| CN2407369Y (en) | Two-dimensional angle fine-tuning mechanism of large-caliber reflector | |
| CN220102653U (en) | Lens adjusting structure of visual inspection system | |
| CN218388931U (en) | Fritillary bulb supporting equipment | |
| CN216823412U (en) | Sample arm adjusting mechanism of eye axis length measuring instrument | |
| CN221080328U (en) | Adjusting mechanism | |
| CN216382441U (en) | Motor cabinet adjustment mechanism of adjustable hold-in range | |
| CN218153106U (en) | Laser level meter fixing device | |
| CN220323621U (en) | Laser lens fixing device | |
| CN218445000U (en) | Mortar setting time tester | |
| CN220471289U (en) | Reading headstock convenient to adjust position | |
| CN211180349U (en) | Positioning mechanism for automatic adjustment of aspheric lens optical axis | |
| CN214793725U (en) | Glass support component for optical equipment test bench | |
| CN219954746U (en) | Adjusting device for laser ranging | |
| CN211121944U (en) | Spring diagonal angle detection mechanism | |
| CN219837310U (en) | Laser vibration lens with multi-angle installation assembly | |
| CN218322459U (en) | Axial adjustable optical reflector strutting arrangement | |
| CN220691005U (en) | Rear support of tester probe | |
| CN220437390U (en) | Measuring mechanism and valve sinking measuring device | |
| CN220931971U (en) | Adjustable light source device for measuring optical fiber diameter | |
| CN214793723U (en) | Optical machine adjustable support assembly for optical equipment test bench |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |