CN214048771U - Simulated fundus seat of metering optometry instrument - Google Patents
Simulated fundus seat of metering optometry instrument Download PDFInfo
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- CN214048771U CN214048771U CN202121607026.4U CN202121607026U CN214048771U CN 214048771 U CN214048771 U CN 214048771U CN 202121607026 U CN202121607026 U CN 202121607026U CN 214048771 U CN214048771 U CN 214048771U
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Abstract
A simulated eye base of a metering optometry instrument belongs to the technical field of metering optometry. The simulation eye support distributes simulation eye holes, and the simulation eye support is connected with the one end of simulation eye support, and the other end of simulation eye support is connected with simulation eye base, and the both sides of simulation eye base are connected with left pivot and right pivot respectively, and left pivot, right pivot are connected with the base station respectively, and the left pivot is connected to the angle turning handle, and locking bolt is connected to one side of base station, and locking bolt's end contact right pivot, and the angle measurement frame is connected with the base station, and the angle measurement frame has the angle scale of 0 degree to 10 degrees. The utility model discloses simulation eye base adjustable angle is applicable to the refractometer of multiple type polytypic more and detects.
Description
Technical Field
The utility model relates to a simulation eye base of measurement optometry appearance belongs to measurement optometry technical field.
Background
The refractometer examines the gathering condition of the light after the light is incident on the eyeball, and measures the gathering and scattering difference degree between the examined eye and the emmetropic eye by taking the emmetropic eye state as a standard. The refractometer can quickly measure the degree of ametropia. Provides more accurate refractive power and interpupillary distance for clinical diagnosis and lens correction.
The original simulated eye base can only detect three degrees once, at most two Pupil Distances (PD) are measured, the dismounting is troublesome, the damage is easy, the angle of the existing standard simulated eye base can not be adjusted, and the inaccuracy of the detection result of the optometry instrument is caused.
The utility model provides a computer optometry appearance measurement test base of application number CN202020536111.5 adopts adjusting part, first round pin axle, movable rod, carousel, bearing and pivot, to the regulation of carousel use angle. The application has a complex structure and a poor technical effect.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a simulation eye base of a metering optometry instrument.
The utility model provides a simulation eye base of measurement refractometer, through the adjustment base, has realized the regulation of simulation eye for the refractometer angle.
The utility model provides a simulation eye base of measurement optometry appearance, simulation eye support distribution simulation eye hole, simulation eye support is connected with the one end of simulation eye support, the other end and the simulation eye base of simulation eye support are connected, the both sides of simulation eye base are connected with left pivot and right pivot respectively, left pivot, right pivot is connected with the base station respectively, the left pivot is connected to the angle turning handle, locking bolt is connected to one side of base station, locking bolt's end contact right pivot, the angle measurement frame is connected with the base station, the angle measurement frame has the angle scale of 0 degree to 10 degrees.
The simulated eye frame is in a triangular structure. The simulated eye base, the left rotating shaft and the right rotating shaft are of an integrated structure. The base station is 130mm long, and the base station is provided with 2 positioning holes with the diameter of 6mm, and the distance between the centers of the positioning holes is 90 mm.
The simulated eyes have 11, the simulated eyes of the first line, the second line, the third line and the fourth line have the degree value of the pupil distance identification, the simulated eyes have different degree values respectively, and the unit symbol of the degree value is m-1The simulated eye hole number of the first row is 1, the simulated eye hole number of the first row is 0, the simulated eye hole number of the second row is 2, the simulated eye hole number of the second row is 2.5-2.5, the simulated eye hole number of the third row is 3, the simulated eye hole number of the third row is 5, 15-5, the simulated eye hole number of the fourth row is 10, 20-15, -20-10, the simulated eye hole center of the second row with the numerical value of 2.5 and the simulated eye hole center of the numerical value-2.5The distance between the centers of the eyes is 55mm, the distance between the center of the simulated eye of degree 5 in the third row and the center of the simulated eye of degree-5 in the fourth row is 65mm, and the distance between the center of the simulated eye of degree 10 in the fourth row and the center of the simulated eye of degree-10 in the fourth row is 75 mm.
The handle is rotated by the rotation angle to drive the left rotating shaft, the simulation eye base and the right rotating shaft to rotate, the right rotating shaft is locked by the end head of the locking bolt, and the rotation angle is displayed and measured by the angle measuring frame.
The utility model has the advantages that: but simulation eye base angle regulation is applicable to the refractometer of multiple type polytypic more and detects. Multiple degree simulation eye can be fixed on the eye-rack always, but in the testing process simultaneous measurement degree and interpupillary distance (PD), only adjust simulation eye base can, avoid dismantling the installation repeatedly on optometry appearance for the simulation eye is higher as the stability of material object standard ware, and is not fragile.
The optometry instrument capable of being adapted to most manufacturers is convenient to detach and install, when the simulation eyes are adjusted and replaced, the verification process is simplified, the verification efficiency is improved, the accuracy of verification results is improved, the purpose of using different simulation eyes is achieved, repeated replacement of the simulation eyes is avoided, the whole optometry instrument is reasonable in structure, convenient to use is achieved, and the practicability is high.
Drawings
The invention itself, however, as well as many of the attendant advantages thereof, will be best understood by reference to the following detailed description when considered in connection with the accompanying drawings, wherein like reference numerals indicate like parts throughout the several views, and wherein:
fig. 1 is a schematic view of the structure of the simulated eye frame of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic diagram of the rear structure of the rotation angle of the present invention.
Fig. 4 is a schematic structural diagram of the utility model after the reduction of the rotation angle.
Detailed Description
Obviously, many modifications and variations of the present invention based on the spirit of the present invention will be apparent to those skilled in the art. The present invention will be further explained with reference to the drawings and examples.
It will be appreciated by those skilled in the art that, unless otherwise specified, terms such as "mounted," "connected," and "secured" are to be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
It will be understood by those skilled in the art that, unless otherwise defined, all terms including technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art.
Example 1: as shown in fig. 1, 2, 3 and 4, the simulated eye base of the metering optometry instrument comprises a simulated eye frame 1, a simulated eye hole 2, a simulated eye support 3, a simulated eye base 4, a left rotating shaft 5, a right rotating shaft 10, an angle rotating handle 6, a locking bolt 7, a base station 8 and an angle measuring frame 9.
Simulation eye-rack 1 distributes simulation eye 2, simulation eye-rack 1 is connected with the one end of simulation eye-rack 3, the other end and the simulation eye base 4 of simulation eye-rack 3 are connected, the both sides of simulation eye base 4 are connected with left pivot 5 and right pivot 10 respectively, left pivot 5, right pivot 10 is connected with base station 8 respectively, left pivot 5 is connected to angle turning handle 6, locking bolt 7 is connected to one side of base station 8, locking bolt 7's end contact right pivot 10, angle measurement frame 9 is connected with base station 8, angle measurement frame 9 has the angle scale of 0 degree to 10 degrees.
The simulated eye holder 1 is in a triangular structure, or the simulated eye base 4, the left rotating shaft 5 and the right rotating shaft 10 are in an integral structure.
The handle 6 is rotated by the rotation angle to drive the left rotating shaft 5, the simulation eye base 4 and the right rotating shaft 10 to rotate, the right rotating shaft 10 is locked by the end head of the locking bolt 7, and the rotation angle is displayed and measured by the angle measuring frame 9.
The forehead support of the optometry instrument is provided with two forehead support holes, the base station 8 is provided with a positioning hole matched with the forehead support hole of the optometry instrument, and the positioning hole of the base station 8 is connected with a forehead support screw or a bolt.
The simulation eye frames 1 are distributed with 11 simulation eyes 2, the simulation eyes 2 in the first row, the second row, the third row and the fourth row have the pupil distance identification degree value, and the simulation eyes 2 have different degree values respectively.
1 simulation eyelet 2 in the first row, the degree value of the simulation eyelet 2 in the first row is 0, 2 simulation eyelets 2 in the second row, the degree values of the simulation eyelets 2 in the second row are respectively 2.5, -2.5, 3 simulation eyelets 2 in the third row, the degree values of the simulation eyelets 2 in the third row are respectively 5, 15, -5, the simulation eyelet 2 in the fourth row is 5, the degree value of the simulation eyelet 2 in the fourth row is respectively 10, 20. -15, -20, -10, the distance between the centre of the simulated eyelet 2 with degree value 2.5 in the second row and the centre of the simulated eyelet 2 with degree value-2.5 being 55mm, the distance between the centre of the simulated eyelet 2 with degree value 5 in the third row and the centre of the simulated eyelet 2 with degree value-5 being 65mm, and the distance between the centre of the simulated eyelet 2 with degree value 10 in the fourth row and the centre of the simulated eyelet 2 with degree value-10 being 75 mm. The unit symbol of the degree value is m-1。
The length of base station 8 is 130mm, has 2 diameter 6 mm's locating hole on the base station 8, respectively through the screw fixation on the forehead support of optometry appearance, locating hole center distance 90 mm.
As described above, although the embodiments of the present invention have been described in detail, it will be apparent to those skilled in the art that many modifications are possible without substantially departing from the invention and its effects. Therefore, all such modifications are included in the scope of the present invention.
Claims (5)
1. The utility model provides a simulation eye base of measurement optometry appearance, a serial communication port, simulation eye stand distributes simulation eye hole, simulation eye stand is connected with the one end of simulation eye stand, the other end and the simulation eye base of simulation eye stand are connected, the both sides of simulation eye base are connected with left pivot and right pivot respectively, left pivot, right pivot is connected with the base station respectively, the left pivot is connected to angle turning handle, locking bolt is connected to one side of base station, locking bolt's end contact right pivot, angle measurement frame is connected with the base station, angle measurement frame has 0 degree to 10 degrees angle scales.
2. The simulated eye base of a metrological optometry instrument as claimed in claim 1, wherein the simulated eye mount is of triangular configuration.
3. The simulated eye base of a metrological optometry instrument as claimed in claim 1, wherein the simulated eye base is of integral construction with the left and right rotary shafts.
4. A simulated eye mount for a metrological optometry apparatus as claimed in claim 1 wherein the base is 130mm long and has 2 locating holes of 6mm diameter spaced apart by 90mm from the centre of the hole.
5. The simulated eye base of claim 1 wherein there are 11 simulated eyes, the simulated eyes in the first, second, third and fourth rows have the value of the interpupillary distance, the simulated eyes have different values, and the unit symbol of the value of the number of degrees is m-1，
The number of simulated eyelets in the first row is 1, the number of simulated eyelets in the first row is 0, the number of simulated eyelets in the second row is 2, the number of simulated eyelets in the second row is 2.5-2.5 respectively, the number of simulated eyelets in the third row is 3, the number of simulated eyelets in the third row is 5, 15-5 respectively, the number of simulated eyelets in the fourth row is 5, the number of simulated eyelets in the fourth row is 10, 20-15-20-10 respectively,
the distance between the simulated eye center of degree 2.5 in the second row and the simulated eye center of degree-2.5 in the third row is 55mm, the distance between the simulated eye center of degree 5 in the third row and the simulated eye center of degree-5 in the third row is 65mm, and the distance between the simulated eye center of degree 10 in the fourth row and the simulated eye center of degree-10 in the fourth row is 75 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121607026.4U CN214048771U (en) | 2021-07-15 | 2021-07-15 | Simulated fundus seat of metering optometry instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121607026.4U CN214048771U (en) | 2021-07-15 | 2021-07-15 | Simulated fundus seat of metering optometry instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214048771U true CN214048771U (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121607026.4U Active CN214048771U (en) | 2021-07-15 | 2021-07-15 | Simulated fundus seat of metering optometry instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214048771U (en) |
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2021
- 2021-07-15 CN CN202121607026.4U patent/CN214048771U/en active Active
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