Safe gas sampling tool

Abstract

The utility model relates to the technical field of gas sampling, and provides a safe gas sampling tool which comprises a manifold, a gas inlet three-way valve arranged at the gas inlet end of the left side of the manifold, a gas outlet three-way valve arranged at the gas outlet end of the right side of the manifold, a plurality of groups of gas outlet hoses arranged at one end of the manifold, and gas outlet valves arranged at the gas outlet ends of the gas outlet hoses. A pressure gauge is arranged at one end of the exhaust three-way valve, the other end of the exhaust three-way valve is connected with the manifold, and the other end of the exhaust three-way valve is a discharge port; according to the utility model, gas in a process pipeline or equipment is introduced into the collecting pipe, then the collecting pipe is connected with the corresponding joint of the sampling equipment, and the corresponding gas outlet valve is opened, so that the gas can be conveyed into the sampler, and the joints of the same specification are adopted, so that the sampling is safe and reliable, and the sampling safety risk is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas sampling technical field, especially a kind of gas safety sampling tool. BACKGROUND

[0002] In chemical production process, process gas is usually sampled and analyzed, but various sampling tool joints are usually inconsistent, such as analysis cylinder joint, usually sleeve joint or quick connector, ball bladder usually adopts straight pipe sampling, some samplers are threaded interface, etc., and the inconsistency of the joint leads to the risk of sampling process, and safety hazards such as leakage are prone to occur;

[0003] To ensure the safety and reliability of sampling operation, a sampling tool is provided to reduce the safety hazards caused by gas leakage, therefore, it is particularly important to develop a simple and reliable sampling tool that can improve sampling safety. SUMMARY

[0004] The utility model discloses a kind of gas safety sampling tools, using the device to work, to solve the above problems.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a kind of gas safety sampling tool, including manifold, the gas inlet end of the left side of manifold is provided with gas inlet tee valve, the exhaust end of the right side of manifold is provided with exhaust tee valve, one end of manifold is provided with multiple groups of gas outlet hose, the gas outlet end of gas outlet hose is provided with gas outlet valve, the gas outlet end of gas outlet valve is provided with gas outlet valve assembly.

[0006] Preferably, the gas outlet valve assembly is composed of a sleeve joint, a straight pipe, a threaded joint, a quick connector and an internal thread joint.

[0007] Preferably, one end of the exhaust tee valve is provided with a pressure gauge, the other end of the exhaust tee valve is connected to the manifold, and the other end is a discharge port.

[0008] Preferably, the bottom of the manifold is fixed with a base.

[0009] Compared with the prior art, the utility model has the advantages as follows:

[0010] The gas safety sampling tool provided by the utility model can convey gas into the sampler by connecting the corresponding joint of the sampling device and opening the corresponding gas outlet valve, ensure the safety and reliability of sampling, and reduce the safety risk of sampling. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a top view structural schematic diagram of the utility model;

[0012] Figure 2 It is a left view structure schematic view of the utility model.

[0013] The reference signs in the drawing are explained as follows: 1, a manifold; 2, an air inlet tee valve; 3, an air outlet tee valve; 4, a pressure gauge; 5, an air outlet hose; 6, an air outlet valve; 7, an air outlet valve assembly; 8, a base. DETAILED DESCRIPTION

[0014] The technical solutions in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0015] In order to further understand the content of the utility model, the utility model will be described in detail in combination with the drawings.

[0016] In combination with Figure 1 With Figure 2 As shown in the figure, the utility model discloses a gas safety sampling tool, which comprises a manifold 1, an air inlet tee valve 2 is arranged at the air inlet end of the left side of the manifold 1, an air outlet tee valve 3 is arranged at the air outlet end of the right side of the manifold 1, a plurality of air outlet hoses 5 are arranged at one end of the manifold 1, an air outlet valve 6 is arranged at the air outlet end of the air outlet hose 5, an air outlet valve assembly 7 is arranged at the air outlet end of the air outlet valve 6, the air outlet valve assembly 7 is composed of a sleeve joint, a straight-through pipe, a threaded joint, a quick joint and an internal thread joint, a pressure gauge 4 is arranged at one end of the air outlet tee valve 3, the other end of the air outlet tee valve 3 is connected with the manifold 1, the other end is a discharge port, and the bottom of the manifold 1 is fixedly provided with a base 8.

[0017] Working principle:

[0018] The air outlet valve assembly 7 comprises a sleeve joint, a straight-through pipe, a threaded joint, a quick joint and an internal thread joint, the air outlet valve assembly 7 is composed of different types of joints, each type of air outlet valve assembly 7 and a group of air outlet hoses 5 and air outlet valves 6 form a sampling pipe assembly, and each different type of air outlet valve assembly 7 and a group of air outlet hoses 5 and air outlet valves 6 form a plurality of types of sampling pipe assemblies;

[0019] In use, first, connect the external process gas pipeline to the sampling pipeline, open the inlet three-way valve 2, pass the gas into the manifold 1, and connect the corresponding outlet valve assembly 7 with the sampling tool safely and reliably, second, open the outlet valve 6, and the process gas can smoothly enter the sampler, after sampling, close the outlet valve 6, close the inlet three-way valve 2, open the exhaust three-way valve 3 to release pressure, and then disassemble all the connecting ports, complete sampling, and finally, the exhaust three-way valve 3 is connected with the pressure gauge 4, which is convenient for the operator to monitor the sampling pressure at any time.

[0020] The manifold 1 is provided with the base 8 at the bottom, which prevents rolling during use.

[0021] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action, without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0022] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A gas safety sampling tool comprising a manifold (1) characterised in that: The left side of the manifold (1) is provided with an air inlet three-way valve (2), the right side of the manifold (1) is provided with an exhaust three-way valve (3), one end of the manifold (1) is provided with a plurality of air outlet hoses (5), the air outlet end of the air outlet hose (5) is provided with an air outlet valve (6), and the air outlet end of the air outlet valve (6) is provided with an air outlet valve assembly (7).

2. A gas safety sampling tool according to claim 1, wherein: The air outlet valve assembly (7) is composed of a sleeve joint, a straight pipe, a threaded joint, a quick joint and an internally threaded joint.

3. A gas safety sampling tool according to claim 2, wherein: One end of the exhaust three-way valve (3) is provided with a pressure gauge (4), the other end of the exhaust three-way valve (3) is connected with the manifold (1), and the other end is a discharge port.

4. A gas safety sampling tool according to claim 3, wherein: The bottom of the manifold (1) is fixed with a base (8).

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