CN219161935U

CN219161935U - Equipment for detecting corrosion rate of metal element in atmospheric environment

Info

Publication number: CN219161935U
Application number: CN202223457559.6U
Authority: CN
Inventors: 李波; 朱兴吉
Original assignee: Shandong Fengrun Purification Equipment Co ltd
Current assignee: Shandong Fengrun Purification Equipment Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-06-09
Anticipated expiration: 2032-12-22

Abstract

The utility model provides a detection device for corrosion rate of a metal element in an atmospheric environment, which comprises a sealing box, wherein an electrochemical workstation is arranged in the sealing box; an air inlet is formed in one side of the sealing box, and an air outlet is formed in the other side of the sealing box; the inner sensor group and the outer sensor group are electrically connected to the data processor; the air inlet is provided with a filter element placing box and an air quantitative suction device. The utility model has simple structure, relatively independent devices, convenient disassembly and installation and convenient operation. The utility model can measure the corrosion rate of the metal element in different external environments and in the atmospheric environment after the filtration of different filter elements. The results of the data processor analysis can be compared with the results measured by the electrochemical workstation, so that the results are more reliable.

Description

Equipment for detecting corrosion rate of metal element in atmospheric environment

Technical Field

The utility model relates to the technical field of air purification, in particular to equipment for detecting corrosion rate of a metal element in an atmospheric environment.

Background

The corrosion process of metals is mainly oxidative decomposition of metals, which once occurring is irreversible, and the losses caused are enormous. The electronic components are assembled by various metals, alloys and a plurality of electronic material parts, more than 90% of the electronic equipment is in the atmosphere environment, and the extremely important factor influencing the reliability of the electronic product is the service environment. The environmental factors are various and inevitably influenced by the environmental factors such as the outside atmospheric humidity, the polluted gas, dust and the like, and can bear the synergistic and alternating actions of various factors such as a temperature field, an electric field, a magnetic field and the like in the operation process, wherein the relative humidity, the temperature and the pollutants are the most important parameters.

However, the lack of equipment for detecting the metal corrosion rate under different atmospheric environmental conditions in the market currently results in lack of evidence for exploring the metal corrosion rate under different atmospheric environmental conditions. The utility model patent publication CN105102970a discloses an integrated electronic device for monitoring humidity and/or environmental acidity/alkalinity and/or corrosion, which discloses a first conductive member and a second conductive member comprising a separation layer and being made of an electrically conductive material. An electromagnetic circuit is formed by disposing an electrode arrangement intermediate the first and second conductive members, the electromagnetic circuit having a variable overall impedance of the electromagnetic circuit based on exposure to environmental conditions having variable levels of humidity and/or acidity/basicity. However, the electronic equipment has a complex structure, the modules are closely connected, the disassembly and the maintenance are inconvenient, and the direct connection of various atmospheric environment factors on the corrosive influence of metals is not formed.

Disclosure of Invention

The utility model aims at providing a metal element's check out test set of corrosion rate under atmospheric environment to solve the adsorption of survey filter core to harmful gas in the air, evaluate the filter core to the problem of the purifying ability effectiveness of air.

The embodiment of the application provides detection equipment for the corrosion rate of a metal element in an atmospheric environment, which comprises a sealing box, wherein an electrochemical workstation is arranged in the sealing box, and a metal test strip is placed on the electrochemical workstation; an air inlet is formed in one side of the sealing box, and an air outlet is formed in the other side of the sealing box; the inside and the outside of the sealed box are provided with sensor groups, the sensor groups positioned in the sealed box monitor the air in the sealed box, the sensor groups positioned outside the sealed box monitor the air outside the sealed box, and the inner sensor groups and the outer sensor groups are electrically connected to the data processor; the air inlet is provided with a filter element placing box and an air quantitative suction device.

Further, the air quantitative suction device comprises a fan and a flowmeter.

Further, the fan is installed in air inlet department, and the case is placed to the filter core is installed in the air-supply line department of fan, and the flowmeter is installed in the import department of case is placed to the filter core.

Further, an electric cabinet is arranged outside the sealing box and is electrically connected with the fan.

Further, the sensor group comprises a temperature sensor, a humidity sensor and H which are assembled together ₂ S concentration sensor, NOx concentration sensor, cl ₂ Concentration sensor, SO ₂ Concentration sensor and NH ₃ A concentration sensor.

Further, the data processor is in signal connection with the computer terminal, and the data processor sends signals collected by the sensor group to the computer terminal and displays the signals on the computer terminal.

Further, a combined filter element is placed in the filter element placement box.

The beneficial effects of the utility model are as follows:

(1) The utility model has simple structure, relatively independent devices, convenient disassembly and installation and convenient operation.

(2) The utility model can measure the corrosion rate of the metal element in different external environments and in the atmospheric environment after the filtration of different filter elements.

(3) The results of the data processor analysis can be compared with the results measured by the electrochemical workstation, so that the results are more reliable.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a device for detecting corrosion rate of a metal element in the present application in an atmospheric environment.

Fig. 2 is a schematic diagram of a flow meter.

Fig. 3 is a schematic diagram of a blower.

Fig. 4 is a schematic diagram of an electric cabinet.

Fig. 5 is a schematic diagram of an electrochemical workstation.

FIG. 6 is a schematic diagram of signal transmission of the sensor and the data processor.

In the figure: 1. a flow meter; 2. a filter element placement box; 3. a blower; 4. an electric control box; 5. a seal box; 6. a data processor; 7. a sensor group; 8. an air outlet; 9. an electrochemical workstation; 10. a metal test strip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The device for detecting the corrosion rate of a metal element in the atmospheric environment shown in fig. 1 comprises a sealed box 5, wherein an electrochemical workstation 9 (shown in fig. 5) is arranged in the sealed box 5, and the electrochemical workstation 9 is obtained through market purchase. The electrochemical workstation 9 is provided with a metal test strip 10, and can directly measure the corrosion rate of the metal test strip to be tested.

An air inlet is formed in one side of the seal box 5, an air outlet 8 is formed in the other side of the seal box 5, and the air outlet 8 is used for balancing air pressure in the seal box 5. The filter element placing box 2 and the air quantitative suction device are arranged at the air inlet. The combined filter element is arranged in the filter element placing box 2, such as respectively adsorbing moisture and H ₂ S、NOx、Cl ₂ 、SO ₂ NH (NH) ₃ And the filter element for polluted gas can be used by selecting different filter elements according to the needs. For example Cl in the investigation of air ₂ At the corrosion rate to metal, cl is removed ₂ All the filter elements except the filter element work to finally enterThe gas introduced into the enclosure 5 contains only Cl ₂ Such a contaminant, thus detectable in air Cl ₂ Corrosion rate to metal.

The air metering inhalation device comprises a fan 3 (shown in fig. 3) and a flow meter 1 (shown in fig. 2). The blower 3 is the power of the whole device and is used for conveying gas into the sealing box 5. The flow meter 1 is used to measure the mass flow through the entire train of equipment. In this embodiment, the blower 3 is installed at the air inlet, the filter element placement box 2 is installed at the air inlet pipe of the blower 3, and the flowmeter 1 is installed at the inlet of the filter element placement box 2. In other embodiments, the order of the fan 3, the cartridge housing box 2, and the flowmeter 1 may be arbitrarily set. An electric cabinet 4 (as shown in fig. 4) is installed outside the seal box 5, and the electric cabinet 4 is electrically connected with the fan 3 and used for controlling the fan 3.

The inside and outside at seal box 5 are the same be provided with sensor group 7, and the inside air of seal box 5 is monitored to the sensor group 7 that is located seal box 5 inside, and the outside air of seal box 5 is monitored to the sensor group 7 that is located seal box 5, and interior sensor group and outer sensor group are all electric connection on data processor 6. The data processor 6 is a PCB board, and the PCB board is in signal connection with the computer terminal, and the PCB board sends the signals collected by the sensor group 7 to the computer terminal, and displays the signals on the computer terminal, as shown in fig. 6.

The sensor group 7 comprises a temperature sensor, a humidity sensor and an H which are assembled together ₂ S concentration sensor, NOx concentration sensor, cl ₂ Concentration sensor, SO ₂ Concentration sensor and NH ₃ And the concentration sensor is used for detecting the temperature, the humidity and the corresponding gas concentration.

The application principle of the utility model is as follows:

opening an air outlet 8 of the sealing box 5, starting a power supply of the electric cabinet 4, starting a fan 3, and filtering the air in the external atmosphere through a filter element in the filter element placing box 2 by a flowmeter 1 and then transmitting the air into the sealing box 5; by observing the flow meter 1, the blower 3 and the air outlet 8 are shut down when a certain amount is reached. Sensor group 7 mounted inside and outside of sealed box 5 monitors and collects various numbers of the inside and outside atmosphere environment of sealed box 5According to, for example: temperature, humidity, SO ₂ Concentration, H ₂ S concentration, etc. The relevant data are transmitted to the data processor 6 for analysis and processing, and meanwhile, the electrochemical workstation 9 directly measures the metal corrosion rate of the metal test strip to be tested, and finally, the metal corrosion rate under the corresponding gas environment is displayed on the computer terminal.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims

1. The equipment for detecting the corrosion rate of the metal element in the atmospheric environment is characterized by comprising a sealing box, wherein an electrochemical workstation is arranged in the sealing box, and a metal test strip is arranged on the electrochemical workstation; an air inlet is formed in one side of the sealing box, and an air outlet is formed in the other side of the sealing box; the inside and the outside of the sealed box are provided with sensor groups, the sensor groups positioned in the sealed box monitor the air in the sealed box, the sensor groups positioned outside the sealed box monitor the air outside the sealed box, and the inner sensor groups and the outer sensor groups are electrically connected to the data processor; the air inlet is provided with a filter element placing box and an air quantitative suction device.

2. The apparatus for detecting the corrosion rate of a metal member in an atmospheric environment according to claim 1, wherein said air quantitative suction means comprises a blower and a flowmeter.

3. The apparatus according to claim 2, wherein the fan is installed at an air inlet, the cartridge housing box is installed at an air inlet pipe of the fan, and the flowmeter is installed at an inlet of the cartridge housing box.

4. The apparatus for detecting corrosion rate of a metal element in an atmospheric environment according to claim 2, wherein an electric cabinet is installed outside the sealing box, and the electric cabinet is electrically connected with the blower.

5. The apparatus for detecting corrosion rate of metal member in atmospheric environment according to claim 1, wherein the sensor group comprises a temperature sensor, a humidity sensor, H ₂ S concentration sensor, NOx concentration sensor, cl ₂ Concentration sensor, SO ₂ Concentration sensor and NH ₃ A concentration sensor.

6. The apparatus of claim 1, wherein the data processor is in signal communication with the computer terminal, and the data processor transmits signals collected by the sensor group to the computer terminal for display at the computer terminal.

7. The apparatus for detecting the corrosion rate of a metal member in an atmospheric environment according to claim 1, wherein the cartridge housing houses a combined cartridge.