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CN-224221236-U - Mixed type industrial gas flow velocity control device

CN224221236UCN 224221236 UCN224221236 UCN 224221236UCN-224221236-U

Abstract

The application relates to the technical field of industrial gas mixing and blending, in particular to a mixed industrial gas flow rate control device which comprises a supporting table, wherein a gas mixing pipe is arranged on one side of the supporting table, a gas inlet one-way valve I is arranged at a gas inlet of the gas mixing pipe, and a collecting pipe is further connected at the gas inlet of the gas mixing pipe. According to the application, the filter box is arranged at the air inlet of the air flowmeter on each air inlet branch pipe, and the linkage type blocking mechanism and the filter mechanism are arranged on the filter box, so that the device can filter granular impurities in different types of industrial gases in a continuous prefiltering mode when the flow rate of the different types of industrial gases is regulated and controlled, and the different types of industrial gases are ensured not to be fluctuated in a large range due to the fact that the granular impurities are adhered to the air inlet branch pipes and the collecting pipes when flowing, and the mixing and blending quality of the different types of industrial gases is improved.

Inventors

  • ZHANG LI
  • YIN YONG
  • WU JINGJING
  • Ning Jingyu

Assignees

  • 洛阳合隆工业气体科技有限公司

Dates

Publication Date
20260512
Application Date
20250515

Claims (9)

  1. 1. A mixed type industrial gas flow rate control device is characterized by comprising a supporting table (6), wherein a gas mixing pipe (2) is arranged on one side of the supporting table (6), a first gas inlet check valve (1) is arranged at the gas inlet of the gas mixing pipe (2), a collecting pipe (11) is further connected at the gas inlet of the gas mixing pipe (2), gas inlet branch pipes (5) are connected at the gas inlet of the collecting pipe (11), at least two gas inlet branch pipes (5) are respectively arranged, a gas flowmeter (10) is arranged on each gas inlet branch pipe (5), a filter box (9) is connected at the gas inlet of the gas flowmeter (10), a quick-mounting structure is arranged at the gas inlet of the filter box (9), a linkage type blocking mechanism (13) is arranged at the top end of the filter box (9), the linkage type blocking mechanism (13) comprises a second electric telescopic rod (131), a second plate (132), a filter cavity (133) and a connecting channel (134), two filter cavities (5) are respectively arranged in the filter box (9), a filter mechanism (14) and a filter plate (142) are arranged in the filter cavity (14), and the filter mechanism (133) comprises a first linkage type filter plate (144).
  2. 2. The device for controlling the flow rate of the mixed industrial gas according to claim 1, wherein the second electric telescopic rod (131) is installed in the middle of the top end of the filtering box (9), the second linkage plate (132) is connected to the telescopic part of the second electric telescopic rod (131), and two connecting channels (134) are symmetrically formed in each second linkage plate (132).
  3. 3. The device for controlling the flow rate of the mixed type industrial gas according to claim 2, wherein the connecting channel (134) is of a convex tee structure, and the matching parts of the two sides of the linkage plate II (132) on the filter box (9) are of hollow structures.
  4. 4. The device of claim 1, wherein the first electric telescopic rod (144) is mounted on the outer side wall of the filter box (9), a telescopic part of the first electric telescopic rod (144) is connected with the connecting plate (143), one end, opposite to the telescopic part of the first electric telescopic rod (144), of the connecting plate (143) is connected with the first linkage plate (142), and one side, facing the filter cavity (133), of the first linkage plate (142) is provided with the filter screen plate (141).
  5. 5. The device for controlling the flow rate of mixed industrial gas according to claim 4, wherein the first linkage plate (142) is inserted into the filter screen plate (141), and the vertical cross-section size of the filter screen plate (141) is matched with the vertical cross-section size of the filter cavity (133).
  6. 6. The device for controlling the flow rate of the mixed type industrial gas according to claim 4, wherein the connecting plate (143) is of an inverted L-shaped structure, the fixing part of the first electric telescopic rod (144) is connected with the filtering box (9) through bolts, and the telescopic part of the first electric telescopic rod (144) is connected with the connecting plate (143) through bolts.
  7. 7. The mixed type industrial gas flow rate control device according to claim 1, wherein a screwed fast-assembling joint (8) is arranged at the gas inlet of each filter box (9), and a gas inlet one-way valve II (12) is further arranged between the gas outlet of the filter box (9) and the gas flowmeter (10).
  8. 8. The mixed type industrial gas flow rate control device according to claim 1, wherein a pressure gauge (3) is further arranged on one side of the top end of the gas mixing pipe (2), and an exhaust one-way valve (4) is arranged at the gas outlet of the gas mixing pipe (2).
  9. 9. The device for controlling the flow rate of the mixed industrial gas according to claim 1, wherein a touch panel (7) is further installed in the middle of one side wall of the supporting table (6), and the touch panel (7) is electrically connected with the first electric telescopic rod (144), the second electric telescopic rod (131) and the gas flowmeter (10).

Description

Mixed type industrial gas flow velocity control device Technical Field The application relates to the technical field of industrial gas mixing and blending, in particular to a mixed industrial gas flow rate control device. Background In the industrial production process, in order to realize the accurate allocation of industrial gases by accurately controlling the flow rates of different gases so as to ensure the efficient operation of the industrial production process, a mixed type industrial gas flow rate control device is required to regulate, control and mix the gases. The existing industrial air flow rate control device mainly comprises a supporting table, a touch panel arranged on the supporting table, an air mixing pipe arranged on the working table, a pressure gauge arranged on the air mixing pipe, an air converging pipe arranged at an air inlet of the air mixing pipe, an air conveying branch pipe arranged on an air returning pipe, an air flowmeter arranged on the air conveying branch pipe and an air inlet one-way control valve arranged at the air inlet of the air flowmeter. The existing industrial air flow rate control device can mix and blend different kinds of gases by controlling the flow rates of the different kinds of gases, but before mixing and blending, because some granular impurities possibly exist in various gases, the different kinds of gases are easy to adhere to the inner wall of a conveying pipeline due to the granular impurities during conveying, so that the inner wall of the conveying pipeline is reduced, fluctuation of the flow rates of the gases is caused, the mixing and blending quality of the different kinds of industrial gases is poor, and the industrial production process is inconvenient to carry out efficiently. Disclosure of Invention Aiming at the defects of the prior art, the application aims to provide the mixed type industrial gas flow rate control device which can realize the filtration and removal of particle impurities in different industrial gases in a continuous prefiltering mode and avoid the industrial gas flow rate fluctuation larger caused by the adhesion of the impurities in the industrial gases on the inner wall of the air inlet branch pipe. The above-mentioned application purpose of the application is realized through the following technical scheme: The utility model provides a mixed type industrial gas velocity of flow controlling means, includes the brace table, the air mixing pipe is installed to brace table upper one side, air inlet check valve I is installed to air inlet department of air mixing pipe, air inlet department of air mixing pipe still is connected with the collecting pipe, air inlet department of collecting pipe is connected with the air inlet branch pipe, air inlet branch pipe is not less than two, every all install a gas flowmeter on the air inlet branch pipe, gas flowmeter's air inlet department is connected with the filter box, the fast-assembling structure is installed to the air inlet department of filter box, linkage formula shutoff mechanism is installed on the filter box top, linkage formula shutoff mechanism includes electric telescopic handle II, linkage board II, filter chamber and connecting channel, every all have two in the filter box the filter chamber, install filter mechanism in the filter chamber, filter mechanism includes filter screen plate, linkage board I, connecting plate and electric telescopic handle I. Optionally, the second electric telescopic rod is installed in the middle of the top end of the filter box, the second linkage plate is connected to the telescopic part of the second electric telescopic rod, and two connecting channels are symmetrically formed in each second linkage plate. Optionally, the connecting channel is the tee bend structure of protruding style of calligraphy, on the filter box with cooperation position in linkage board two both sides is hollow structure. Optionally, the first electric telescopic rod is installed on the filter box lateral wall, the expansion portion of the first electric telescopic rod is connected with the connecting plate, the connecting plate is opposite to the first electric telescopic rod expansion portion one end is connected with the linkage plate one, the linkage plate one is towards filter chamber one side is installed the filter screen plate. Optionally, the filter screen plate is inserted into the first linkage plate, and the vertical section size of the filter screen plate is matched with the vertical section size of the filter cavity. Optionally, the connecting plate is the structure of falling L type, electric telescopic handle one fixed part with filter box bolted connection, electric telescopic handle one the telescoping portion with connecting plate bolted connection. Optionally, a screwing type quick connector is installed at the air inlet of each filter box, and an air inlet one-way valve II is further installed between the air outlet of each filter box and