Oxygen analyzer device applicable to multiple scenes

Abstract

The utility model is applicable to the technical field of oxygen analyzers, and provides an oxygen analyzer device applicable to multiple scenes, which comprises an analyzer consisting of an upper cover plate, a main control board, a shell, a display screen, a lower cover plate, a wiring terminal, a fixed bottom plate and a control panel, the lower cover plate is arranged at the bottom of the shell, the shell, the lower cover plate and the upper cover plate form a complete protective shell, and the main control board is arranged in the shell. According to the oxygen analyzer device applicable to multiple scenes, the sensor assembly is combined with the analyzer, so that on the premise of ensuring the measurement precision of the sensor, the oxygen concentration is displayed in real time, the portability is improved, the use is more intelligent, the reliability of the device in the use process is improved, data can be remotely transmitted to detection equipment, and the detection efficiency is improved. The device is convenient to mount and fix, more convenient to use and capable of stably measuring the oxygen concentration in various scenes.

Description

TECHNICAL FIELD

[0001] The utility model belongs to oxygen analyzer technical field especially relates to a kind of oxygen analyzer device applicable to multiple scenarios. BACKGROUND

[0002] Zirconium oxide concentration difference battery sensor technology has the advantages of wide measurement range, high precision, stability and reliability, rapid response, simple structure, easy operation and maintenance, etc. It is widely used in coal combustion, oil combustion, gas combustion and other furnace atmosphere control, conductor industry protection gas detection, chemical industry, fiber, air separation oxygen production field.

[0003] The existing zirconium oxide concentration difference battery sensor cannot be used in multiple scenarios, and cannot directly obtain the oxygen content value in the measured environment. It needs to use other external display devices to realize the function, which is not convenient for work. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of oxygen analyzer device applicable to multiple scenarios, to solve the problem that the existing zirconium oxide concentration difference battery sensor cannot be used in multiple scenarios.

[0005] The utility model is realized as follows: a kind of oxygen analyzer device applicable to multiple scenarios, including analyzer consisting of upper cover plate, main control board, shell, display screen, lower cover plate, wiring terminal, fixed bottom plate and control panel, the upper cover plate is arranged at the top of the shell, the lower cover plate is arranged at the bottom of the shell, the shell, lower cover plate and the upper cover plate form a complete protective housing;

[0006] The main control board is arranged in the interior of the shell, the display screen is arranged on the surface of the shell, the wiring terminal is arranged on the surface of the shell, and the control panel is arranged on the surface of the shell.

[0007] Sensor assembly consisting of breather seat and zirconium oxide concentration difference battery sensor is arranged on the analyzer, and the breather seat is arranged at the detection end of the zirconium oxide concentration difference battery sensor.

[0008] Preferably, the interior of the shell is fixedly connected with a metal sheet support matched with the main control board.

[0009] Preferably, the surface of the shell is fixedly connected with a fixed bottom plate, and a plurality of mounting holes are formed in the surface of the fixed bottom plate.

[0010] Preferably, the surface of the shell is provided with a key film covering the key interface.

[0011] Preferably, the upper cover plate and the lower cover plate are respectively detachably connected to the top and bottom of the shell by a plurality of screws, and the top and bottom of the shell are provided with a plurality of threaded holes.

[0012] Preferably, the inside of the air seat is threadedly connected with the detection end of the zirconia concentration difference battery sensor.

[0013] Advantages

[0014] Compared with the prior art, the beneficial effects of the oxygen analyzer device suitable for multiple scenes are that: the sensor assembly is combined with the analyzer, so that the oxygen concentration is displayed in real time under the premise of ensuring the measurement accuracy of the sensor, the portability is improved, the use is more intelligent, the reliability during use of the device is improved, data can be transmitted to a detection device at a long distance, the device is convenient to install and fix, use is more convenient, oxygen concentration can be measured in multiple scenes, and the service life of the device is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a three-dimensional structural schematic view of the utility model;

[0016] Fig. 2 It is an exploded view of the analyzer in the utility model;

[0017] Fig. 3 It is a structural schematic view of the air seat and the zirconia concentration difference battery sensor in the utility model;

[0018] In the drawing: 1, sensor assembly; 2, analyzer; 3, upper cover plate; 4, main control board; 5, shell; 6, key film; 7, display screen; 8, sheet metal support; 9, lower cover plate; 10, terminal; 11, fixed bottom plate; 12, control panel; 13, air seat; 14, zirconia concentration difference battery sensor. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is further described in detail below by combining with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model.

[0020] Please refer to Figs. 1-3 The utility model provides a technical scheme: an oxygen analyzer device suitable for multiple scenes, which comprises an analyzer 2 composed of an upper cover plate 3, a main control board 4, a shell 5, a display screen 7, a lower cover plate 9, a terminal 10, a fixed bottom plate 11 and a control panel 12, the upper cover plate 3 is arranged at the top of the shell 5, the lower cover plate 9 is arranged at the bottom of the shell 5, and the shell 5, the lower cover plate 9 and the upper cover plate 3 form a complete protective shell.

[0021] The main control board 4 is arranged in the inside of the shell 5, the display screen 7 is arranged on the surface of the shell 5, the wiring terminal 10 is arranged on the surface of the shell 5, and the control panel 12 is arranged on the surface of the shell 5, and the display screen 7, the wiring terminal 10 and the control panel 12 are electrically connected with the main control board 4;

[0022] The sensor assembly 1 composed of the breather base 13 and the zirconia concentration difference battery sensor 14 is arranged on the analyzer 2, and the breather base 13 is arranged at the detection end of the zirconia concentration difference battery sensor 14.

[0023] The breather base 13 works to allow gas to enter the inside, and the zirconia concentration difference battery sensor 14 analyzes the oxygen concentration of the gas.

[0024] The measured gas enters the inside through one end of the breather base 13 and is discharged from the other end, and under certain temperature conditions, if there are different oxygen partial pressures in the gases on both sides of the zirconia block ceramic, a series of reactions and oxygen ion migration occur in the inside of the zirconia ceramic.

[0025] A stable millivolt-level signal can be measured through the lead electrodes on both sides of the zirconia, the signal output by the sensor is an oxygen potential signal, the relationship between the oxygen partial pressure in the measured gas and the oxygen potential is obtained through the "Nernst" equation, so that the oxygen concentration of the measured gas is obtained through the microprocessor, and the oxygen concentration of the measured environment is directly displayed on the display screen 7.

[0026] The combination of the sensor assembly 1 and the analyzer 2 ensures the measurement accuracy of the sensor, displays the oxygen concentration in real time, improves the portability, uses more intelligently, improves the reliability during use of the device, and can remotely transmit data to the detection equipment, is convenient to install and fix, is more convenient to use, is stable in measuring oxygen concentration in various scenes, and prolongs the service life of the device.

[0027] Further, the metal sheet support 8 matched with the main control board 4 is fixedly connected in the inside of the shell 5, and the metal sheet support 8 is convenient for fixing the main control board 4 during assembly of the device.

[0028] Further, the fixed bottom plate 11 is fixedly connected on the surface of the shell 5, a plurality of mounting holes are formed in the surface of the fixed bottom plate 11, and the shell 5 is convenient for fixing and installing the analyzer 2.

[0029] Further, the key film 6 covering the key interface is arranged on the surface of the shell 5, the key film 6 beautifies the key interface and prevents dust from entering the screen.

[0030] Further, the upper cover plate 3 and the lower cover plate 9 are respectively detachably connected with the top and bottom of the shell 5 through a plurality of screws, and the top and bottom of the shell 5 are both provided with a plurality of threaded holes.

[0031] In the embodiment, after the plurality of screws are detached, the upper cover plate 3 and the lower cover plate 9 can be taken out, so that the inside of the shell 5 can be maintained.

[0032] Further, the inside of the air seat 13 is threadedly connected with the detection end of the zirconia concentration difference battery sensor 14.

[0033] In the embodiment, the outside of the detection end of the zirconia concentration difference battery sensor 14 is provided with an external thread joint, and the inside of the air seat 13 is provided with an internal thread matched with the external thread joint, so that the maintenance operation can be conveniently performed later.

[0034] The working principle and the use process of the utility model are as follows: after the utility model is installed, the measured gas enters into the inside of the air seat 13 through one end of the air seat 13, and then is discharged from the other end, if different oxygen partial pressures exist in the gases on the two sides of the zirconia block-shaped ceramic under certain temperature conditions, a series of reactions and oxygen ion migration are generated in the inside of the zirconia ceramic, the stable millivolt level signal can be measured through the lead-out electrodes on the two sides of the zirconia ceramic, the signal output by the sensor is the oxygen potential signal, the relationship between the oxygen partial pressure in the measured gas and the oxygen potential is obtained through the "Nernst" equation, so that the oxygen concentration of the measured gas is obtained through the microprocessor, and the oxygen concentration of the measured environment is directly displayed on the display screen 7.

[0035] The above only describes the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A multi-scene applicable oxygen analyzer device, comprising an analyzer (2) composed of an upper cover plate (3), a main control board (4), a shell (5), a display screen (7), a lower cover plate (9), a wiring terminal (10), a fixed bottom plate (11) and a control panel (12), characterized in that: The upper cover plate (3) is arranged on the top of the shell (5), the lower cover plate (9) is arranged on the bottom of the shell (5), and the shell (5), the lower cover plate (9) and the upper cover plate (3) constitute a complete protective shell. The main control board (4) is arranged in the shell (5), the display screen (7) is arranged on the surface of the shell (5), the wiring terminal (10) is arranged on the surface of the shell (5), and the control panel (12) is arranged on the surface of the shell (5). The analyzer (2) is provided with a sensor assembly (1) composed of a ventilation seat (13) and a zirconia concentration difference battery sensor (14), and the ventilation seat (13) is arranged on the detection end of the zirconia concentration difference battery sensor (14).

2. The multi-scene applicable oxygen analyzer device of claim 1, wherein: The inside of the shell (5) is fixedly connected with a metal sheet support (8) matched with the main control board (4).

3. The multi-scene applicable oxygen analyzer device of claim 1, wherein: The surface of the shell (5) is fixedly connected with a fixed bottom plate (11), and the surface of the fixed bottom plate (11) is provided with a plurality of mounting holes.

4. The multi-scene applicable oxygen analyzer device of claim 1, wherein: The surface of the shell (5) is provided with a key film (6) covering the key interface.

5. The multi-scene applicable oxygen analyzer device of claim 1, wherein: The upper cover plate (3) and the lower cover plate (9) are respectively detachably connected with the top and bottom of the shell (5) through a plurality of screws, and the top and bottom of the shell (5) are provided with a plurality of threaded holes.

6. The multi-scene applicable oxygen analyzer device of claim 1, wherein: The inside of the ventilation seat (13) and the detection end of the zirconia concentration difference battery sensor (14) are connected through threads.

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