CN218381290U

CN218381290U - Automatic illuminometer calibrating device based on laser range finder

Info

Publication number: CN218381290U
Application number: CN202222448771.XU
Authority: CN
Inventors: 相生瑞
Original assignee: Suzhou Zhongdian Keqi Measurement & Testing Technology Co ltd
Current assignee: Suzhou Zhongdian Keqi Measurement & Testing Technology Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-01-24
Anticipated expiration: 2032-09-15

Abstract

The utility model provides an automatic illuminometer calibrating installation based on laser range finder, include frame, parallel arrangement in two guide rails in the frame, still including being fixed in light source, the interval of a frame tip slide set up in a plurality of light columns on the guide rail, slide set up in be used for installing the anchor clamps of the illuminometer that awaits measuring on the guide rail, be provided with laser range finder on the anchor clamps, the light source is located a plurality of one side of light column, anchor clamps are located a plurality ofly the opposite side of light column. Through set up laser range finder on anchor clamps, can directly measure the distance of light source to illuminometer, replace artifical reading, change accurate measurement under the dark surrounds for it is higher to examine and determine efficiency, examines and determine more accurately.

Description

Automatic illuminometer calibrating device based on laser range finder

Technical Field

The utility model relates to an automatic illuminometer calibrating installation based on laser range finder.

Background

Illuminometers are illuminance measuring instruments based on photodetectors, are one of the most used instruments in photometric measurements, and are widely used for illuminance measurement in businesses and factories.

An illuminometer calibration device is an instrument used for calibrating the performance of an illuminometer. It is used together with standard light to ensure the transmission and unification of illumination value.

Among the prior art, we usually adopt the installation scale to confirm the distance between light source to the illuminometer that awaits measuring on calibrating installation, and artifical reading produces the error easily, and the illuminometer is at the verification in-process, in order to guarantee to examine and determine the accuracy, generally need examine and determine under the environment of dark, and artifical reading produces the error under the dark surrounds more easily, and very consuming time, power consumption, examination inefficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an automatic illuminometer calibrating installation based on laser range finder.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides an automatic illuminometer calibrating installation based on laser range finder, include frame, parallel arrangement in two guide rails in the frame, still including being fixed in light source, the interval of a frame tip slide set up in a plurality of light columns on the guide rail, slide set up in be used for installing the anchor clamps of the illuminometer that awaits measuring on the guide rail, be provided with laser range finder on the anchor clamps, the light source is located a plurality of one side of light column, anchor clamps are located a plurality ofly the opposite side of light column. Through set up laser range finder on anchor clamps, can directly measure the distance of light source to illuminometer, replace artifical reading, change accurate measurement under the dark surrounds for it is higher to examine and determine efficiency, examines and determine more accurately.

Preferably, each diaphragm is provided with a light gathering hole, and each diaphragm can be adjusted up and down. The arrangement of the light barrier can block stray light, and the light gathering holes are formed to facilitate light gathering, so that the illuminance measured by the illuminometer is more accurate.

Preferably, a light source mounting frame is fixed to one end of the rack, the light source is arranged on the light source mounting frame, and a measuring plate which is located on the same vertical plane with the light source is arranged on the mounting frame. The arrangement of the measuring plate is convenient for the laser of the laser range finder to irradiate and measure the distance.

Preferably, the light source, the light-gathering holes of the plurality of light barriers, and the probe center position of the illuminometer to be measured on the clamp are on the same straight line. So that the measurement is more accurate.

Preferably, the probe of the laser range finder and the probe of the illuminometer to be measured are on the same vertical plane.

Preferably, the laser range finder emits laser light capable of irradiating the measurement plate.

Preferably, a motor for driving the clamp to slide is further mounted on the clamp. In order to measure the accuracy, need survey the different data of multiunit usually, just need change the distance of light source and illuminometer, light source position is fixed in this application, then needs to change the position of illuminometer, and the setting up of motor makes the anchor clamps of illuminometer place can the self-sliding, does not need artifical the slip, has improved the efficiency of examination.

Preferably, the light source is a standard light of luminous intensity. The luminous performance of the luminous intensity standard lamp is stable, the filament is positioned on the same plane, the glass bulb has a specific shape, the requirement of the distance square inverse proportion law can be well met, and the luminous intensity standard lamp is more excellent for the verification of illuminometers.

The scope of the present invention is not limited to the technical solutions formed by specific combinations of the above technical features, and other technical solutions formed by arbitrary combinations of the above technical features or equivalent features should be covered. For example, the above features and the technical features (but not limited to) having similar functions disclosed in the present application are mutually replaced to form the technical solution.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages: 1. the utility model has the advantages that the distance from the light source to the illuminometer can be directly measured by arranging the laser distance measuring instrument on the clamp, manual reading is replaced, and accurate measurement is easier under dark environment, so that the calibration efficiency is higher, and the calibration is more accurate;

2. the arrangement of the diaphragm can block stray light, and the light-gathering hole is formed to facilitate light gathering, so that the illuminance measured by the illuminometer is more accurate;

3. the arrangement of the measuring plate is convenient for laser irradiation of the laser range finder and distance measurement;

4. in order to measure the accuracy, a plurality of groups of different data are measured usually, the distance between the light source and the illuminometer needs to be changed, the position of the illuminometer needs to be changed if the position of the light source is fixed, and the clamp where the illuminometer is located can automatically slide without manual sliding due to the arrangement of the motor, so that the calibration efficiency is improved;

5. the luminous performance of the luminous intensity standard lamp is stable, the filament is positioned on the same plane, the glass bulb has a specific shape, the requirement of the distance square inverse proportion law can be well met, and the luminous intensity standard lamp is more excellent for the verification of illuminometers.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

wherein, 1, a frame; 11. a light source mounting bracket; 2. a guide rail; 3. a light source; 4. a diaphragm; 41. a light gathering hole; 5. a clamp; 6. a laser range finder; 7. the plate was measured.

Detailed Description

As shown in fig. 1 automatic illuminometer calibrating installation based on laser range finder, including frame 1, parallel arrangement two guide rails 2 in frame 1, be fixed in the light source 3 of 1 tip of frame, interval slip set up a plurality of light columns 4 on guide rail 2, slip and set up the anchor clamps 5 that are used for installing the illuminometer that awaits measuring on guide rail 2, be provided with laser range finder 6 on anchor clamps 5, the utility model discloses a set up laser range finder on anchor clamps, can directly measure the distance of light source to illuminometer, replace artifical reading, change accurate measurement under dark surrounds for it is higher to examine and determine efficiency, examines and determine more accurately, and light source 3 is located one side of a plurality of light columns 4, and anchor clamps 5 are located the opposite side of a plurality of light columns 4.

The light source 3 is a standard lamp with luminous intensity, the luminous performance of the standard lamp with luminous intensity is stable, the lamp filaments are positioned on the same plane, the glass bulb has a specific shape, can well meet the requirement of a distance square inverse proportion rule, and is more excellent for the verification of illuminometers.

The light gathering holes 41 are formed in each diaphragm 4, each diaphragm 4 can be adjusted up and down, the light sources 3 of different specifications can be needed to measure in the verification process, the light sources are different in size and height, the height positions of the diaphragms need to be adjusted, the light gathering holes can be aligned with the light sources, the best verification effect is achieved, the up-and-down adjusting structure in the application adopts up-and-down drawing and is adjusted by a method of limiting through the positioning pins and the positioning holes, the up-and-down adjusting structure and the up-and-down adjusting mode are common, and the description is omitted here.

A light source mounting frame 11 is fixed to one end of the rack 1, the light source 3 is arranged on the light source mounting frame 11, a measuring plate 7 which is located on the same vertical plane with the light source 3 is arranged on the light source mounting frame 11, and the laser of the laser range finder can irradiate and measure the distance conveniently due to the arrangement of the measuring plate.

The light source 3, the light-gathering holes 41 of the plurality of light barriers 4 and the probe center position of the illuminometer to be measured on the clamp 5 are on the same straight line.

The probe of the laser range finder 6 and the probe of the illuminometer to be measured are on the same vertical plane.

The laser range finder 6 emits laser light capable of being irradiated onto the measurement plate 7.

Still install the gliding motor of drive anchor clamps 5 on anchor clamps 5, the motor sets up inside anchor clamps, not shown in the drawing, for measuring accuracy, need survey the different data of multiunit usually, just need change the distance of light source and illuminometer, light source position is fixed in this application, then need change the position of illuminometer, and the setting up of motor makes the anchor clamps of illuminometer place can the self-sliding, does not need artifical the slip, has improved the efficiency of examination.

In this embodiment, the distance between the center of the light source and the center of the illuminometer probe, i.e., the distance measured by the laser range finder is L, the light intensity of the light source is S, the illuminance of the illuminometer probe is M, i.e., M =1 ÷ lxs can be calculated, by comparing the calculated illuminance M with the measured illuminance, it can be determined whether the illuminometer to be measured is standard, and the distance between the centers of the plurality of groups of light sources and the center of the illuminometer probe can be measured by driving the clamp 5 to slide by the motor.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides an automatic illuminometer calibrating installation based on laser range finder, include frame (1), parallel arrangement in two guide rails (2) on frame (1), its characterized in that: still including being fixed in light source (3), the interval of frame (1) a tip slide set up in a plurality of light columns (4) on guide rail (2), slide set up in be used for installing anchor clamps (5) of the illuminometer that await measuring on guide rail (2), be provided with laser range finder (6) on anchor clamps (5), light source (3) are located a plurality of one side of light column (4), anchor clamps (5) are located a plurality of the opposite side of light column (4).

2. The automatic illuminometer calibration device based on the laser range finder as claimed in claim 1, characterized in that: each light rail (4) is provided with a light gathering hole (41), and each light rail (4) can be adjusted up and down.

3. The automatic illuminometer calibrating device based on the laser range finder as claimed in claim 2, wherein: a light source mounting frame (11) is fixed to one end portion of the rack (1), the light source (3) is arranged on the light source mounting frame (11), and a measuring plate (7) which is located on the same vertical plane with the light source (3) is arranged on the light source mounting frame (11).

4. The automatic illuminometer calibrating device based on the laser range finder as claimed in claim 3, wherein: the light source (3), the light-gathering holes (41) of the plurality of light barriers (4) and the probe center positions of the illuminometer to be measured on the clamp (5) are on the same straight line.

5. The automatic illuminometer calibrating device based on the laser range finder as claimed in claim 4, wherein: and the probe of the laser range finder (6) and the probe of the illuminometer to be measured are on the same vertical plane.

6. The automatic illuminometer calibrating device based on the laser range finder as claimed in claim 3, wherein: the laser range finder (6) emits laser which can irradiate the measuring plate (7).

7. The automatic illuminometer calibrating device based on the laser range finder as claimed in claim 1, wherein: and the clamp (5) is also provided with a motor for driving the clamp (5) to slide.

8. The automatic illuminometer calibrating device based on the laser range finder as claimed in claim 1, wherein: the light source (3) is a standard light with luminous intensity.