CN217543160U

CN217543160U - Sensor calibration device

Info

Publication number: CN217543160U
Application number: CN202220994073.7U
Authority: CN
Inventors: 王立波; 卢鹏举; 杨辉标; 狄海龙; 王冰; 王德海; 王宁宇; 邢玉双
Original assignee: Inner Mongolia Huadian Mengdong Energy Co ltd
Current assignee: Inner Mongolia Huadian Mengdong Energy Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-10-04
Anticipated expiration: 2032-04-24

Abstract

The application provides a pair of sensor calibration device, including the casing and turn right from a left side and set gradually at casing inside air-out module, first demarcation module and second demarcation module, the air-out module is used for producing wind and loops through first demarcation module and second are markd the module and are carried out wind speed demarcation and wind direction demarcation respectively to the product that awaits measuring. This application is used for producing wind through setting up the air-out module to set gradually first demarcation module and second at a back module side and mark the module and mark the wind speed sensor that awaits measuring and the wind direction sensor that awaits measuring respectively, accomplish through contrasting standard value and measured value and mark, thereby obtain the gained data error of wind speed sensor and wind direction sensor, be convenient for carry out the check-up to wind speed sensor and wind direction sensor, thereby obtain the measurement error degree of the product that awaits measuring.

Description

Sensor calibration device

Technical Field

The utility model relates to a calibration equipment technical field specifically is a sensor calibration equipment.

Background

Most of the existing wind direction sensors and wind speed sensors on the market are directly used after being purchased when in use, and required wind direction and wind speed data can be obtained through the wind direction sensors and the wind speed sensors when in use. Because a calibration instrument for a wind direction sensor and a wind speed sensor is lacked in the current market, corresponding calibration tests cannot be carried out on related sensors under the condition of extremely low error requirements, and the difference between the obtained wind direction and wind speed data and actual data in the using process is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sensor calibration device to solve the technical problem in the background art.

In order to achieve the above purpose, the present application provides the following technical solutions:

the utility model provides a sensor calibration device, includes the casing and turns right from a left side and set gradually at inside air-out module, first demarcation module and the second of casing and mark the module, the air-out module is used for producing wind and loops through first demarcation module and second are markd the module and are carried out wind speed calibration and wind direction calibration respectively to the product that awaits measuring.

Further, a first baffle is fixedly connected in the casing, an air outlet is formed in the first baffle, the air outlet module is installed on the first baffle, and the air outlet module is located at the side end of the air outlet.

Further, the air outlet module is an air outlet motor, the air outlet motor is installed at the left end of the first baffle, and the output end of the air outlet motor faces the air outlet.

Furthermore, the first calibration module comprises a first fixing base and an anemometer, the anemometer is installed at the right end of the first baffle, the measuring end of the anemometer is located on the right side of the air outlet, the anemometer is used for measuring the air outlet speed of the air outlet module, the first fixing base is fixedly connected with the bottom of the casing, and the first fixing base is used for installing an air speed sensor to be measured.

Further, the second calibration module comprises a second fixing base and a wind direction indicator, the second fixing base is fixedly connected with the bottom of the machine shell, the second fixing base is used for installing a wind direction sensor to be detected, the wind direction indicator is erected at the upper end of the second fixing base, and the wind direction indicator is in threaded connection with the bottom of the machine shell.

Furthermore, a guide module is arranged between the first calibration module and the second calibration module, and the width of the guide module close to one end of the first calibration module is larger than the width of the guide module close to one end of the second calibration module.

Furthermore, the guide module comprises a first guide plate and a second guide plate, and the first guide plate and the second guide plate are identical in structure and symmetrically arranged at two ends of the first calibration module.

Furthermore, an exhaust net is arranged at the right end of the casing.

Furthermore, a plurality of display tables are arranged on the outer side of the casing and used for displaying measured data values.

Compared with the prior art, this application is used for producing wind through setting up the air-out module to set gradually first demarcation module and second at the back module side and mark the module and mark the wind speed sensor that awaits measuring and the wind direction sensor that awaits measuring respectively, accomplish through contrasting standard value and measured value and mark, thereby obtain the gained data error of wind speed sensor and wind direction sensor, be convenient for carry out the check-up to wind speed sensor and wind direction sensor, thereby obtain the measurement error degree of the product that awaits measuring.

Drawings

FIG. 1: a perspective view of the present application;

FIG. 2: the internal structure of the application is shown schematically;

FIG. 3: the application discloses a schematic diagram of a local structure of an air outlet module;

FIG. 4 is a schematic view of: schematic diagram of the application.

Reference numerals:

1. a housing; 11. a first baffle plate; 12. an air outlet; 13. an air exhaust net; 14. displaying the table;

2. an air outlet module;

3. a first calibration module; 31. a first stationary base; 32. an anemometer;

4. a second calibration module; 41. a second stationary base; 42. a wind direction indicator;

5. a guide module; 51. a first guide plate; 52. a second guide plate.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

Specific example 1: referring to fig. 1-4, the wind direction calibration device includes a housing 1, and a wind outlet module 2, a first calibration module 3 and a second calibration module 4 sequentially disposed from left to right inside the housing 1, wherein a pulling plate is disposed above the housing, the pulling plate is pulled for use when in use, and the wind outlet module 2 is used for generating wind and respectively performing wind speed calibration and wind direction calibration on a product to be tested through the first calibration module 3 and the second calibration module 4 in sequence.

The outside of casing is equipped with four display meter 14, and display meter 14 is used for showing reference wind speed, measured wind speed, reference wind direction and measured wind direction respectively. Carry out the wind speed through first demarcation module 3 to the reference wind speed of air-out module 2 and the actual measurement wind speed numerical value of the wind speed sensor that awaits measuring during the use and mark, mark module 4 through the second and carry out the wind direction demarcation to the actual measurement wind direction numerical value of reference wind direction and the wind direction sensor that awaits measuring to show obtained numerical value in real time through display meter 14, the operating personnel of being convenient for obtain required numerical value in real time.

The first baffle 11 of fixedly connected with in the casing is equipped with air outlet 12 on the first baffle 11, and air-out module 2 is installed on first baffle 11, and air-out module 2 is located the side of air outlet 12.

The air outlet module 2 is an air outlet motor, the air outlet motor is installed at the left end of the first baffle plate 11, and the output end of the air outlet motor faces the air outlet 12. The air output by the air outlet motor is blown to one end of the first calibration module 3 through the air outlet 12.

First demarcation module 3 includes first unable adjustment base 31 and anemograph 32, and anemograph 32 installs at 11 right-hand members of first baffle, and anemograph 32's measurement end is located the right side of air outlet 12, and anemograph 32 is used for measuring the air-out wind speed of air-out module 2, obtains reference wind speed numerical value through anemograph 32. First unable adjustment base 31 and chassis bottom fixed connection, first unable adjustment base 31 is used for installing the air velocity transducer that awaits measuring, is connected with air velocity transducer through first unable adjustment base 31, obtains real hammer wind speed numerical value. By comparing the numerical values of the reference wind speed and the measured wind speed, the wind speed sensor can be calibrated in real time, and the accuracy of the numerical value obtained by the wind speed sensor is obtained.

Be equipped with direction module 5 between first demarcation module 3 and the second demarcation module 4, the width that direction module 5 is close to first demarcation module 3 one end is greater than the width that is close to second demarcation module 4 one end. The guide module 5 comprises a first guide plate 51 and a second guide plate 52, and the first guide plate 51 and the second guide plate 52 are identical in structure and are symmetrically arranged at two ends of the first calibration module 3. The first guide plate 51 and the second guide plate 52 are arranged to assist the wind at one end of the first calibration module 3 to be transmitted towards a uniform direction, so that the second calibration module 4 can calibrate and verify the wind direction sensor conveniently.

The second calibration module 4 comprises a second fixing base 41 and an anemoscope 42, the second fixing base 41 is fixedly connected with the bottom of the casing, the second fixing base 41 is used for installing a wind direction sensor to be tested, the anemoscope 42 is erected at the upper end of the second fixing base 41, and the anemoscope 42 is in threaded connection with the bottom of the casing. When in use, the reference wind direction is obtained through the wind direction instrument 42; by installing the wind direction sensor to be measured on the second fixing base 41, the actually measured wind direction is obtained by the wind direction sensor. By comparing the values of the reference wind direction and the measured wind direction, the wind direction sensor can be calibrated in real time, and the accuracy of the value obtained by the wind direction sensor is obtained.

The right-hand member of casing is equipped with the net 13 of airing exhaust, and outside the module 4 back was markd through the second to the casing is conveyed to the casing through the net 13 of airing exhaust, avoids stopping at the inside influence device operation effect of casing through setting up the net 13 of airing exhaust.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A sensor calibration device is characterized in that: the wind-out module is used for producing wind and sequentially comprises the first calibration module and the second calibration module to respectively calibrate the wind speed and the wind direction of a product to be measured.

2. A sensor calibration device according to claim 1, wherein: the air outlet module is arranged on the first baffle, and the air outlet module is located at the side end of the air outlet.

3. A sensor calibration device according to claim 2, wherein: the air outlet module is an air outlet motor, the air outlet motor is installed at the left end of the first baffle, and the output end of the air outlet motor faces the air outlet.

4. A sensor calibration device according to claim 2, wherein: the first calibration module comprises a first fixing base and an anemometer, the anemometer is installed at the right end of the first baffle, the measuring end of the anemometer is located on the right side of the air outlet, the anemometer is used for measuring the air outlet speed of the air outlet module, the first fixing base is fixedly connected with the bottom of the shell, and the first fixing base is used for installing an air speed sensor to be measured.

5. A sensor calibration device according to claim 1, wherein: the second calibration module comprises a second fixing base and a wind direction indicator, the second fixing base is fixedly connected with the bottom of the shell, the second fixing base is used for installing a wind direction sensor to be tested, the wind direction indicator is erected at the upper end of the second fixing base, and the wind direction indicator is in threaded connection with the bottom of the shell.

6. A sensor calibration device according to claim 1, wherein: a guide module is arranged between the first calibration module and the second calibration module, and the width of one end, close to the first calibration module, of the guide module is larger than the width of one end, close to the second calibration module, of the guide module.

7. A sensor calibration device according to claim 6, wherein: the guide module comprises a first guide plate and a second guide plate, and the first guide plate and the second guide plate are identical in structure and symmetrically arranged at two ends of the first calibration module.

8. A sensor calibration device according to claim 1, wherein: an exhaust net is arranged at the right end of the shell.

9. A sensor calibration device according to claim 1, wherein: the outside of casing is equipped with a plurality of display tables, the display table is used for showing measured data value.