CN212779862U - Endoscope optical system detects fixing device - Google Patents
Endoscope optical system detects fixing device Download PDFInfo
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- CN212779862U CN212779862U CN202022143591.1U CN202022143591U CN212779862U CN 212779862 U CN212779862 U CN 212779862U CN 202022143591 U CN202022143591 U CN 202022143591U CN 212779862 U CN212779862 U CN 212779862U
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- fixing device
- circular arc
- sensor
- track
- fixing
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Abstract
The utility model relates to an endoscope optical system detects fixing device, include: the base is used for installing and supporting the fixing device of the optical instrument to be measured and the fixing device of the sensor; the arc-shaped track is arranged on the upper surface of the base; the fixing device of the optical instrument to be detected is arranged on the center line of the base and is opposite to the circular arc track; the sensor fixing device is arranged in the circular arc-shaped track and can move along the circular arc-shaped track; and the shading dark box is used for covering the detection fixing device, so that the illumination in the shading dark box is less than 1 lux. The height and distance of the sensor fixing device from the measured device can be adjusted, so that the center of the optical sensor or the resolution plate can be adjusted to be overlapped with the center of the measured device, and the distance can be freely adjusted. The sensor fixing device can be adjusted along the circular arc track, so that the visual axes of the optical mirrors with different angles are overlapped with the center of the optical sensor or the resolution plate. In addition, a shading dark box is additionally arranged, so that the influence of ambient light on the measurement result can be avoided.
Description
Technical Field
The utility model belongs to the technical field of endoscope optical system, concretely relates to endoscope optical system detects fixing device.
Background
At present, no special measuring device product for an endoscope optical system is seen in the market, only a measuring method is described in relevant industry standards, and the measuring device is not described and specified in detail. When in measurement, only the ambient illumination is required to be less than 1lux, all indoor lights and doors and windows need to be closed, and the operation of testers is inconvenient in a dark environment.
Disclosure of Invention
An object of the utility model is to provide an endoscope optical system detects fixing device.
The utility model provides a technical scheme that its technical problem adopted is: an endoscope optical system inspection fixture comprising:
the base is used for installing and supporting the fixing device of the optical instrument to be measured and the fixing device of the sensor;
the arc-shaped track is arranged on the upper surface of the base;
the fixing device of the optical instrument to be detected is arranged on the center line of the base and is opposite to the circular arc track;
the sensor fixing device is arranged in the circular arc-shaped track and can move along the circular arc-shaped track;
and the shading dark box is used for covering the detection fixing device, so that the illumination in the shading dark box is less than 1 lux.
Specifically, the opening of the circular arc-shaped track faces the sensor fixing device, and angle scales are arranged on the circular arc-shaped track and are 150 degrees respectively on the left and right sides of the center line of the base.
Specifically, a bolt hole is formed in the circular arc-shaped track, and the sensor fixing device is fixed by a bolt after the angle of the sensor fixing device is adjusted in the circular arc-shaped track.
Specifically, optical instrument fixing device to be measured comprises canned paragraph and movable section, and the canned paragraph sets up in the one side of being close to circular arc orbital, and the movable section sets up in the one side of keeping away from circular arc orbital, is equipped with linear rail on the base of movable section below, and the movable section can be followed linear rail and removed and can pass through the bolt-up fixed.
Specifically, the top of the fixed section and the top of the movable section of the optical instrument fixing device to be tested are both provided with a V-shaped groove, a pressing cover is arranged above the V-shaped groove, rubber layers are arranged on the inner walls of the pressing cover and the V-shaped groove, and the pressing cover and the V-shaped groove are fixedly connected through bolts.
The sensor fixing device comprises a fixed rod connected with the arc-shaped track, an adjusting rod sleeved on the upper part of the fixed rod and capable of moving up and down, and a connecting piece fixed at the top of the adjusting rod and used for fixing the sensor; the adjusting rod is fixedly connected with the fixing rod through a bolt, the two sides of the fixing rod are respectively provided with a height scale, and the fixing rod can be fixed in the arc-shaped track through the bolt.
Specifically, be equipped with horizontal track on the connecting piece, be equipped with length scale on the horizontal track, vertical direction is equipped with the fixed plate in the horizontal track, and the fixed plate can be followed horizontal track and removed towards convex orbital centre of a circle direction, and on the fixed plate can be fixed in the connecting piece through the bolt, be equipped with a plurality of fixed orificess on the fixed plate, can pass through bolt fastening sensor and resolution and survey test panel.
Specifically, four corners of the base are respectively provided with an adjusting bolt for adjusting the level of the base.
Specifically, the surface of the base and the inner wall of the shading dark box are provided with light absorption material layers.
The utility model discloses following beneficial effect has:
the utility model discloses well sensor fixing device can fix optical sensor such as illuminometer and testing arrangement such as resolution board, and height, apart from the measured instrument distance adjustable, make optical sensor or resolution board center adjustable to overlap with measured instrument center, but the distance freedom adjustment. The sensor fixing device can be adjusted along the circular arc track, so that the visual axes of the optical mirrors with different angles are overlapped with the center of the optical sensor or the resolution plate. The movable part of the fixing device of the instrument to be measured can adapt to fixing of optical lenses with different sizes, and fixing stability and safety of the optical lenses are guaranteed. Additionally, the utility model discloses increased the shading camera bellows, can avoid the influence of ambient light to measuring result.
Drawings
Fig. 1 is a schematic structural view of the fixing device of the present invention.
Fig. 2 is a top view of the base of the present invention.
Fig. 3 is a schematic structural diagram of the fixing device for optical instrument to be measured according to the present invention.
In the figure, the device comprises a base 1, a base 2, an optical instrument fixing device to be measured 3, an arc-shaped track 4, an adjusting bolt 5, a sensor fixing device 6, a fixing plate 7, a connecting piece 8, an adjusting rod 9, a fixing rod 10, a V-shaped groove 11, a pressing cover 12 and a shading dark box.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, an endoscope optical system inspection fixture includes: the device comprises a base 1, an arc-shaped track 3, an optical instrument fixing device 2 to be measured, a sensor fixing device 5 and a shading dark box 12.
The base 1 is of a flat plate structure and is used for installing and supporting the optical instrument fixing device 2 to be measured and the sensor fixing device 5. A bubble level meter is fixed on the base 1, and adjusting bolts 4 are respectively arranged at four corners of the base 1 and used for adjusting the level of the base 1.
The arc-shaped track 3 is arranged on the upper surface of the base 1, the opening of the arc-shaped track 3 faces the sensor fixing device 5, the arc-shaped track 3 takes the end part, close to the arc-shaped track 3, of the sensor fixing device 5 as the circle center, the radius of the arc-shaped track is 10cm, angle scales are arranged on the arc-shaped track 3, and the angle scales are 150 degrees on the left side and the right side of the center line of the.
And the optical instrument fixing device 2 to be measured is arranged on the center line of the base 1 and is opposite to the circular arc track 3. Optical instrument fixing device 2 that awaits measuring comprises canned paragraph and movable section, and the canned paragraph sets up in the one side of being close to convex track 3, and the movable section sets up in the one side of keeping away from convex track 3, is equipped with linear rail on the base 1 of movable section below, is equipped with a plurality of bolt holes in the linear rail, and the movable section can be followed linear rail and removed and can be fixed through the bolt-up. The top of the fixed section and the movable section of the optical instrument fixing device 2 to be measured is provided with a V-shaped groove 10 for fixing the optical instrument to be measured, a pressing cover 11 is arranged above the V-shaped groove 10, the inner walls of the pressing cover 11 and the V-shaped groove 10 are provided with rubber layers, and the pressing cover 11 is fixedly connected with the V-shaped groove 10 through bolts.
The sensor fixing device 5 is arranged in the circular arc-shaped track 3, the sensor fixing device 5 can move along the circular arc-shaped track 3, a plurality of bolt holes are formed in the circular arc-shaped track 3, and the sensor fixing device 5 is fixed by bolts after the angle is adjusted in the circular arc-shaped track 3. The sensor fixing device 5 comprises a fixing rod 9 connected with the arc-shaped track 3, an adjusting rod 8 which is sleeved on the upper part of the fixing rod 9 and can move up and down, and a connecting piece 7 which is fixed on the top of the adjusting rod 8 and used for fixing the sensor; all be equipped with a plurality of bolt holes on adjusting pole 8 and the dead lever 9, adjust pole 8 and be connected fixedly through bolt and dead lever 9, the both sides of dead lever 9 all are equipped with the height scale, and dead lever 9 can be through the bolt fastening in arc track 3. Be equipped with the horizontal orbit on the connecting piece 7, be equipped with the length scale on the horizontal orbit, vertical direction is equipped with fixed plate 6 in the horizontal orbit, and fixed plate 6 can be followed the horizontal orbit and removed towards circular arc orbital 3's centre of a circle direction, is equipped with a plurality of bolt holes in the horizontal orbit, and fixed plate 6 can be fixed in on connecting piece 7 through the bolt, is equipped with a plurality of fixed orificess on the fixed plate 6, can survey test panel through bolt fastening sensor and resolving power. The fixing holes are not shown in the figure. The bolt holes in the present application are not shown in the drawings.
And the light shading dark box 12 is used for covering the detection fixing device, and light shading material layers are arranged on the surface of the base 1 and the inner wall of the light shading dark box 12, so that the illumination in the light shading dark box 12 is less than 1 lux.
When the light transmittance of the light guide beam is measured, the light guide beam is fixed on the fixing device of the optical instrument to be measured, the optical sensor is fixed on the fixing device of the sensor, and the height and the distance between the optical sensor and the light guide beam to be measured are adjusted as required, so that the center of the optical sensor is overlapped with the center of the light guide beam to be measured. The shading dark box is closed, the light source is opened, and the sensor display part can be arranged outside the shading dark box to read data records.
When the light transmittance of the optical lens is measured, the adjustable part of the sensor fixing device is adjusted according to the size of the optical lens, the optical lens is fixed on the fixing device of the optical instrument to be measured, the optical sensor is fixed on the sensor fixing device, and the angle, the height and the distance from the optical lens to be measured are adjusted according to the angle of the optical lens, so that the center of the optical sensor is overlapped with the center of the visual axis of the optical lens to be measured. The shading dark box is closed, the light source is opened, and the sensor display part can be arranged outside the shading dark box to read data records.
When the resolution of the optical lens is measured, the adjustable part of the sensor fixing device is adjusted according to the size of the optical lens, the optical lens is fixed on the fixing device of the optical instrument to be measured, the resolution plate is fixed on the sensor fixing device, and the angle, the height and the distance from the optical lens to be measured are adjusted according to the angle of the optical lens, so that the center of the resolution plate is overlapped with the center of the visual axis of the optical lens to be measured. And closing the shading dark box, connecting a light source, and acquiring an image on a display screen for analysis.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Under the prerequisite that does not deviate from the design concept of the utility model, the ordinary person in the art should fall into the protection scope of the utility model to the various changes and improvements that the technical scheme of the utility model made.
The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (9)
1. An endoscope optical system detection fixing device is characterized by comprising,
the base is used for installing and supporting the fixing device of the optical instrument to be measured and the fixing device of the sensor;
the arc-shaped track is arranged on the upper surface of the base;
the fixing device of the optical instrument to be detected is arranged on the center line of the base and is opposite to the circular arc track;
the sensor fixing device is arranged in the circular arc-shaped track and can move along the circular arc-shaped track;
and the shading dark box is used for covering the detection fixing device, so that the illumination in the shading dark box is less than 1 lux.
2. The endoscope optical system detection fixture of claim 1 wherein the circular arc shaped track opens toward the sensor fixture, the circular arc shaped track having angular graduations that are 150 ° left and right of a centerline of the base.
3. The endoscope optical system detection fixing device according to claim 1, wherein a bolt hole is provided in the circular arc track, and the sensor fixing device is fixed by a bolt after adjusting an angle in the circular arc track.
4. The endoscope optical system detection fixing device according to claim 1, wherein the optical instrument fixing device to be measured is composed of a fixed section and a movable section, the fixed section is disposed on a side close to the circular arc-shaped track, the movable section is disposed on a side away from the circular arc-shaped track, a linear track is disposed on the base below the movable section, and the movable section can move along the linear track and can be fastened and fixed by bolts.
5. The endoscope optical system detection fixing device according to claim 4, wherein the fixing section and the movable section of the optical instrument fixing device to be measured are provided with V-shaped grooves at the top, a pressing cover is provided above the V-shaped grooves, rubber layers are provided on the inner walls of the pressing cover and the V-shaped grooves, and the pressing cover and the V-shaped grooves are fixedly connected through bolts.
6. The endoscope optical system detection fixing device as defined in claim 1, wherein the sensor fixing device comprises a fixing rod connected to the circular arc track, an adjusting rod sleeved on the upper portion of the fixing rod and capable of moving up and down, a connecting member fixed on the top of the adjusting rod for fixing the sensor; the adjusting rod is fixedly connected with the fixing rod through a bolt, the two sides of the fixing rod are respectively provided with a height scale, and the fixing rod can be fixed in the arc-shaped track through the bolt.
7. The endoscope optical system detecting and fixing device as defined in claim 6, wherein the connecting member has a horizontal rail, the horizontal rail has length scales, a fixing plate is vertically disposed in the horizontal rail, the fixing plate can move along the horizontal rail toward the center of the circular arc rail, the fixing plate can be fixed to the connecting member by bolts, the fixing plate has a plurality of fixing holes for fixing the sensor and the resolution testing board by bolts.
8. The endoscope optical system inspection fixture of claim 1 wherein the base is provided with adjusting bolts at four corners thereof for adjusting the level of the base.
9. The endoscope optical system inspection fixture of claim 1 wherein the surface of the base and the interior wall of the light-blocking camera chamber are provided with a layer of light-absorbing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022143591.1U CN212779862U (en) | 2020-09-27 | 2020-09-27 | Endoscope optical system detects fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022143591.1U CN212779862U (en) | 2020-09-27 | 2020-09-27 | Endoscope optical system detects fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212779862U true CN212779862U (en) | 2021-03-23 |
Family
ID=75057479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022143591.1U Expired - Fee Related CN212779862U (en) | 2020-09-27 | 2020-09-27 | Endoscope optical system detects fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212779862U (en) |
-
2020
- 2020-09-27 CN CN202022143591.1U patent/CN212779862U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210323 Termination date: 20210927 |
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| CF01 | Termination of patent right due to non-payment of annual fee |