CN210774277U

CN210774277U - Automatic detection equipment for ultrasonic evaporation sensor

Info

Publication number: CN210774277U
Application number: CN201922126598.XU
Authority: CN
Inventors: 李建宇; 王龙; 李佳; 李义伟; 刘李
Original assignee: Zhonghuan Tig Tianjin Meteorological Instruments Co ltd
Current assignee: Zhonghuan Tig Tianjin Meteorological Instruments Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-06-16
Anticipated expiration: 2029-12-03

Abstract

The utility model relates to an ultrasonic wave evaporation sensor automatic check out test set, including supporting legs, support square frame, measuring cylinder, detection device, water storage device, inhale/drainage device, level bubble, through inhaling/drainage device water injection or drawing water in to measuring cylinder, read evaporation sensor's measured value and water level detection device's water level value and calculate, obtain the error value, contrast through error value and standard error range to judge whether ultrasonic wave evaporation sensor is qualified. The device has the technical effects of simple structure, small volume, high measurement precision, low measurement cost, high automation degree, convenient use and maintenance and good field use effect, and realizes effective diagnosis of the faults of the ultrasonic evaporation sensor.

Description

Automatic detection equipment for ultrasonic evaporation sensor

Technical Field

The utility model relates to an ultrasonic wave evaporation sensor check out test set, in particular to ultrasonic wave evaporation sensor automatic check out test set.

Background

Ultrasonic evaporative sensors are highly sensitive and critical meteorological instruments that typically operate for a period of time before they measure their accuracy. The conventional detection ultrasonic wave evaporation sensor mainly artificially puts the evaporation module into the evaporation barrel to simulate the water level, and the evaporation simulation module is replaced once when measuring one water level, so that the use is troublesome. Not only is time and labor consumed, but also the evaporation module has the risk of mechanical abrasion, which causes inaccurate verification.

Disclosure of Invention

In view of the problem that prior art exists, the utility model provides an ultrasonic wave evaporation sensor automatic check out test set, through to water injection in the measuring cylinder, read evaporation sensor's water level measurement value and detection device's water level value, the two value is compared, reaches and detects the purpose, and concrete technical scheme is, an ultrasonic wave evaporation sensor automatic check out test set, including supporting legs, support square frame, measuring cylinder, detection device, inhale/drain pump, tank, its characterized in that: the plurality of supporting legs are symmetrically fixed on the lower end face of the supporting square frame, the upper end face of the supporting square frame is provided with a horizontal bubble, the inner wall of the measuring cylinder is provided with a detection device and is arranged on the upper end face of the supporting square frame, and the water sucking/draining pump is respectively communicated with the measuring cylinder and the water storage device through water pipes.

The utility model discloses produced beneficial effect is, simple structure, small, degree of automation is high, measurement accuracy is high, with low costs, use maintenance convenience and on-the-spot excellent in use effect, has realized the effective diagnosis to ultrasonic wave evaporation sensor trouble.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is the utility model discloses a schematic diagram is placed to water level detection device.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 and 2, an automatic detection device for an ultrasonic evaporation sensor comprises supporting legs 1, a supporting square frame 2, a measuring cylinder 3, a detection device 3-1, a water suction/discharge pump 4 and a water storage tank 5, wherein the supporting legs 1 are symmetrically fixed on the lower end face of the supporting square frame 2, the upper end face of the supporting square frame 2 is provided with a horizontal bubble, the detection device 3-1 is installed on the inner wall of the measuring cylinder 3 and is placed on the upper end face of the supporting square frame 2, and the water suction/discharge pump 4 is respectively communicated with the measuring cylinder 3 and the water storage device 5 through water pipes.

The detection steps are as follows,

firstly, adjusting a plurality of supporting feet 1 to enable the supporting square frame 2 to be horizontally immersed, placing a tested ultrasonic evaporation sensor 6 on the upper end surface of a measuring cylinder 3, starting a suction/drainage pump 4, injecting water into the measuring cylinder 3 from a water storage tank 5, stopping injecting water when the water level reaches a detection position, reading the water level value of a detection device 3-1, and recording the water level measurement value X1 of the ultrasonic evaporation sensor 6;

controlling the water suction/discharge pump 4 to sequentially inject water into the measuring cylinder 3, and sequentially recording water level measurement values Xn of the evaporation sensors 6 at different simulated water levels and the water level value of the detection device;

and thirdly, comparing the water level measured value Xn of the ultrasonic evaporation sensor 6 with the water level value corresponding to each detection position of the detection device 3-1 to obtain an error value, wherein if the error value is within a standard range, the ultrasonic evaporation sensor 6 is qualified, and otherwise, the ultrasonic evaporation sensor is not qualified.

Claims

1. The utility model provides an ultrasonic wave evaporation sensor automatic check out test set, includes supporting legs (1), supports square frame (2), measures a section of thick bamboo (3), detection device (3-1), inhales/drain pump (4), tank (5), its characterized in that: the supporting legs (1) are symmetrically fixed on the lower end face of the supporting square frame (2), the upper end face of the supporting square frame (2) is provided with a horizontal bubble, the inner wall of the measuring cylinder (3) is provided with a detection device (3-1) and is arranged on the upper end face of the supporting square frame (2), and the water suction/discharge pump (4) is communicated with the measuring cylinder (3) and the water storage tank (5) through water pipes respectively.