Gas analysis instrument capable of measuring equivalent concentration
A gas analysis and equivalent concentration technology, applied in the field of gas analyzers, can solve the problems of large flue gas equivalent value, difficulty in uniform flue gas concentration, and data deviation amplification, and achieve the effect of ensuring practicability and accuracy
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Embodiment 1
[0038] refer to figure 1 , figure 2 , image 3 and Figure 12 , a gas analysis instrument capable of measuring the equivalent concentration, comprising an instrument main body 1, a gas analysis system is arranged inside the instrument main body 1, an air inlet pipe 101 is externally connected to the instrument main body 1, and a rotating block 2 is rotatably connected to the air inlet pipe 101, and the rotating block 2 The first filter screen plate 3 is arranged inside, and the movable groove 9 is provided in the rotating block 2, and the sealing backing plate 901 is arranged in the movable groove 9, and the sealing backing plate 901 is moved against the first filter screen plate 3, and the rotating block 2 is provided with a There is a slideway 201 for the sliding of the first filter screen plate 3, and the air intake pipe 101 is fixedly provided with a sealed casing 4, and a filter screen plate replacement mechanism for replacing the first filter screen plate 3 is arrange...
Embodiment 2
[0041] refer to figure 2 , image 3 , Figure 4 , Figure 5 , Figure 6 and Figure 8 , a gas analysis instrument capable of measuring equivalent concentration, which is the same as in Embodiment 1, furthermore, the filter plate replacement mechanism includes a drive assembly and a replacement assembly, and the drive assembly includes a drive motor 6 fixed on the inner wall of the sealed casing 4, The output end of the drive motor 6 is connected with a rotating shaft 601, the outer wall of the rotating shaft 601 is connected with a first gear 602, and both sides of the outer wall of the first gear 602 are meshed with a second gear 603, and the two second gears 603 are connected with wires. The rod 7, the screw rod 7 is rotatably connected between the inner walls of both sides of the sealed casing 4 through bearings, the drive assembly also includes a third gear 701 fixed on the screw rod 7, the outer wall of the third gear 701 is meshed with a fourth gear 702 , the fourt...
Embodiment 3
[0046] refer to Figure 6 and Figure 11 , a gas analysis instrument that can measure the equivalent concentration, is the same as that of Embodiment 1, and furthermore, the structure of the second filter screen plate 402 is the same as that of the first filter screen plate 3, and the first filter screen plate 3 includes a filter plate main body 301, a groove is provided on the inner wall of the filter plate main body 301, and a filter screen main body 302 is provided in the groove, and the filter screen main body 302 includes a coarse filter screen 3021, a fine filter screen 3022 and an activated carbon adsorption layer 3023.
[0047] Through the three-stage filtration of the flue gas, the filtering effect of the flue gas is improved, thereby improving the accuracy of the gas analysis and measurement results.
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