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CN-224231382-U - Chemical gas safety detection sampling device

CN224231382UCN 224231382 UCN224231382 UCN 224231382UCN-224231382-U

Abstract

The utility model discloses a chemical gas safety detection sampling device which comprises a sampling machine, wherein one side of the sampling machine is fixedly connected with an extraction pipe, one end of the extraction pipe is provided with a connecting pipe, the extraction pipe is fixedly connected with a first sealing sleeve, the connecting pipe is fixedly connected with a second sealing sleeve, the first sealing sleeve and the second sealing sleeve are mutually aligned, one side of the first sealing sleeve is provided with a sealing groove, one side of the second sealing sleeve is provided with a sealing ring, one end of the sealing ring extends into the sealing groove, and one side of the first sealing sleeve is provided with a sealing gasket. The chemical gas safety detection sampling device provided by the utility model has the advantages that the gas is prevented from being discharged through a gap easily, the problem that an explosive gas mixture is formed after leakage and air are mixed is avoided, the accident rate is greatly reduced, the personal safety of sampling personnel is improved, and the potential safety hazard in sampling is greatly reduced.

Inventors

  • YANG JING
  • ZHAO YANG
  • YAN TINGXU

Assignees

  • 临沂盈通气瓶检测有限公司

Dates

Publication Date
20260512
Application Date
20250524

Claims (7)

  1. 1. The chemical gas safety detection sampling device comprises a sampling machine (1), wherein one side of the sampling machine (1) is fixedly connected with an extraction pipe (2), one end of the extraction pipe (2) is provided with a connecting pipe (3), and the chemical gas safety detection sampling device is characterized in that a first sealing sleeve (4) is fixedly connected to the extraction pipe (2), a second sealing sleeve (5) is fixedly connected to the connecting pipe (3), the first sealing sleeve (4) and the second sealing sleeve (5) are mutually aligned, one side of the first sealing sleeve (4) is provided with a sealing groove (6), one side of the second sealing sleeve (5) is provided with a sealing ring (7), and one end of the sealing ring (7) extends into the sealing groove (6); The sealing device is characterized in that a sealing gasket (8) is arranged on one side of the first sealing sleeve (4), one side of the sealing gasket (8) is attached to one side of the second sealing sleeve (5), one end of the connecting pipe (3) is fixedly connected with an extending pipe (22), and one end of the extending pipe (22) extends to the inside of the extracting pipe (2).
  2. 2. The chemical gas safety detection sampling device according to claim 1, wherein a first fixing plate (9) is arranged on one side of the first sealing sleeve (4), a second fixing plate (10) is arranged on one side of the second sealing sleeve (5), an inserting block (11) is arranged on one side of the second fixing plate (10), an inserting groove (12) is formed in the first fixing plate (9), and one end of the inserting block (11) is inserted into the inserting groove (12).
  3. 3. The chemical gas safety detection sampling device according to claim 2, wherein the insertion block (11) is provided with a mounting groove (13), a spring (14) is arranged in the mounting groove (13), and the other end of the spring (14) is fixedly connected with a positioning block (15).
  4. 4. The chemical gas safety detection sampling device according to claim 2, wherein the second fixing plate (10) is provided with a positioning hole (16), and the positioning hole (16) is mutually matched with the positioning block (15).
  5. 5. The chemical gas safety detection sampling device according to claim 1, wherein two groups of first connecting plates (17) are arranged on the first sealing sleeve (4), two groups of second connecting plates (18) are arranged on the second sealing sleeve (5), and the two groups of first connecting plates (17) are mutually aligned with the two groups of second connecting plates (18).
  6. 6. The chemical gas safety detection sampling device according to claim 5, wherein a connecting groove (19) is formed in one side of the first connecting plate (17), one end of the second connecting plate (18) extends into the connecting groove (19), a bolt (20) is arranged on the first connecting plate (17), and one end of the bolt (20) is in threaded connection with the second connecting plate (18).
  7. 7. The chemical gas safety detection sampling device according to claim 1, wherein the extraction pipe (2) is provided with a control valve (21).

Description

Chemical gas safety detection sampling device Technical Field The utility model relates to the field of chemical gas sampling, in particular to a chemical gas safety detection sampling device. Background Various gaseous substances are produced during the chemical industry production, reaction or treatment. While the demand for these gases is often distributed in different areas or industries. To meet these demands, it is necessary to transport the gas from the production site to the consumption site by transportation. The prior chemical gas needs to be sampled and detected regularly during transportation so as to monitor the component content of the chemical gas in real time, a sampling device is needed before detection, an extraction pipe of the sampling device is connected with a connecting pipe through a flange ring, a gap exists at the connecting position, the sealing performance is poor, the gas is easily discharged through the gap, an explosive gas mixture is possibly formed after the gas is mixed with air during leakage, accidents are easily caused, and great hidden danger is brought to the personal safety of sampling personnel. Disclosure of utility model The utility model mainly aims to provide a chemical gas safety detection sampling device which can effectively solve the technical problems in the background technology. In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: The chemical gas safety detection sampling device comprises a sampling machine, wherein an extraction pipe is fixedly connected to one side of the sampling machine, a connecting pipe is arranged at one end of the extraction pipe, a first sealing sleeve is fixedly connected to the extraction pipe, a second sealing sleeve is fixedly connected to the connecting pipe, the first sealing sleeve and the second sealing sleeve are mutually aligned, a sealing groove is formed in one side of the first sealing sleeve, a sealing ring is arranged on one side of the second sealing sleeve, one end of the sealing ring extends into the sealing groove, a sealing pad is arranged on one side of the first sealing sleeve, one side of the sealing pad is attached to one side of the second sealing sleeve, an extension pipe is fixedly connected to one end of the connecting pipe, and one end of the extension pipe extends into the extraction pipe. As a further scheme of the utility model, a first fixing plate is arranged on one side of the first sealing sleeve, a second fixing plate is arranged on one side of the second sealing sleeve, an inserting block is arranged on one side of the second fixing plate, a slot is formed in the first fixing plate, and one end of the inserting block is inserted into the slot. As a further scheme of the utility model, the insertion block is provided with a mounting groove, a spring is arranged in the mounting groove, and the other end of the spring is fixedly connected with a positioning block. As a further scheme of the utility model, the second fixing plate is provided with a positioning hole, and the positioning hole is mutually matched with the positioning block. As a further scheme of the utility model, two groups of first connecting plates are arranged on the first sealing sleeve, two groups of second connecting plates are arranged on the second sealing sleeve, and the two groups of first connecting plates and the two groups of second connecting plates are mutually aligned. As a further scheme of the utility model, one side of the first connecting plate is provided with a connecting groove, one end of the second connecting plate extends into the connecting groove, the first connecting plate is provided with a bolt, and one end of the bolt is in threaded connection with the second connecting plate. As a further aspect of the present utility model, the extraction pipe is provided with a control valve. The beneficial effects of the utility model are as follows: When the extraction pipe is connected with the connecting pipe, firstly, the extension pipe is inserted into the extraction pipe, then the sealing ring on the second sealing sleeve is inserted into the sealing groove formed in the first sealing sleeve, the first sealing sleeve is butted with the second sealing sleeve, meanwhile, the sealing ring is clamped in the sealing groove, so that the first sealing sleeve is connected with the second sealing sleeve, meanwhile, a sealing gasket is arranged between the first sealing sleeve and the second sealing sleeve, the tightness between sealing sleeve connecting gaps is further improved, the extraction pipe is connected with the connecting pipe, and the tightness of the connecting position of the pipe body is improved; When the first sealing sleeve and the second sealing sleeve are in butt joint, the inserting block on the second fixing plate is inserted into the inserting groove formed in the first fixing plate, so that the first fixing plate is positioned to a certain deg