CN215066316U

CN215066316U - Oxygen measuring instrument probe tube device

Info

Publication number: CN215066316U
Application number: CN202023084992.0U
Authority: CN
Inventors: 康明磊
Original assignee: Taizhou Zhongyou Gas Co ltd
Current assignee: Taizhou Zhongyou Gas Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-12-07
Anticipated expiration: 2030-12-18

Abstract

The utility model relates to an oxygen meter probe unit, including visiting pipe, three-way valve, emptying devices, joint, the three-way valve is connected respectively visit pipe, emptying devices, joint, be provided with waterproof ventilated membrane in the joint, just connect the connection oxygen meter. The utility model relates to an ingenious, fill through liquid and visit the pipe, the residual sample gas of rinse thoroughly and discharge, the retest of being convenient for has waterproof ventilation function simultaneously, avoids steam and dust to sneak into the oxygen meter, and measuring result is more accurate.

Description

Oxygen measuring instrument probe tube device

Technical Field

The utility model relates to an oxygen meter auxiliary device especially relates to an oxygen meter probe unit.

Background

The oxygen measuring instrument is an oxygen content detector powered by a battery, and based on the measuring principle of an electrochemical sensor, the oxygen measuring instrument adopts an imported high-performance electrochemical oxygen content sensor, combines oxygen value calculation and display developed by a singlechip technology, and can be used for the movement detection of air separation oxygen generation, chemical engineering processes, flue gas oxygen content of a combustion system and the like. In actual measurement, because the pipeline erects highly or considers the testing personnel safety, often need extension probe tube to carry out gas collection, in the retest process, the probe tube needs carry out the evacuation operation, but exists the evacuation at present thoroughly, and probe tube gas remains phenomenons such as, mixes steam and dust in the gas simultaneously, causes measuring result inaccurate inadequately.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the utility model provides an oxygen meter probe device.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an oxygen measuring instrument visits pipe device includes visits pipe, three-way valve, emptying devices, joint, the three-way valve is connected respectively visit pipe, emptying devices, joint, be provided with waterproof ventilated membrane in the joint, just connect the oxygen measuring instrument.

In a preferred embodiment of the oxygen measuring instrument probe device provided by the present invention, an elbow is disposed at the top end of the probe.

In a preferred embodiment of the oxygen measuring instrument probe device provided by the present invention, the emptying device comprises an injection tube and a piston movably disposed in the injection tube, wherein one end of the injection tube is connected to the three-way valve through a pipe.

In a preferred embodiment of the oxygen measuring instrument probe device provided by the present invention, the pipeline is connected to the three-way valve through a quick coupling.

In a preferred embodiment of the oxygen measuring instrument probe device provided by the present invention, the waterproof breathable film is made of tyvek material.

Compared with the prior art, the utility model provides a pair of oxygen meter probe device's beneficial effect is: the utility model relates to an ingenious, fill through liquid and visit the pipe, the residual sample gas of rinse thoroughly and discharge, the retest of being convenient for has waterproof ventilation function simultaneously, avoids steam and dust to sneak into the oxygen meter, and measuring result is more accurate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a schematic structural diagram of a probe device of an oxygen meter.

In the figure: 1. a probe tube; 2. a three-way valve; 3. an evacuation device; 4. a joint; 5. a waterproof breathable film; 6. bending the pipe; 7. an injection tube; 8. a piston; 9. a quick coupling.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, the oxygen measuring instrument probe device comprises a probe 1, a three-way valve 2, an emptying device 3 and a connector 4, wherein the three-way valve 2 is respectively connected with the probe 1, the emptying device 3 and the connector 4, a waterproof breathable film 5 is arranged in the connector 4, and the connector 4 is connected with an oxygen measuring instrument.

Preferably, the top end of the probe tube 1 is provided with an elbow 6, so that the probe tube can be better close to a test point to collect gas.

Preferably, the emptying device 3 comprises an injection cylinder 7 and a piston 8, the piston 8 is movably arranged on the injection cylinder 7, and one end of the injection cylinder 7 is connected with the three-way valve 2 through a pipeline.

Preferably, the pipeline is connected with the three-way valve 2 through a quick joint 9, so that the emptying device 3 is convenient to disassemble.

Preferably, the waterproof breathable film 5 is made of a Tyvek material, is chemically inert to most of acid, alkali and salt, and has a good liquid or dust filtering, blocking and protecting function.

The working principle is as follows: the three-way valve 2 is rotated to communicate the probe tube 1 with the emptying device 3, the piston 8 is pushed, cleaning liquid is filled into the probe tube 1 through the three-way valve 2, the residual sample gas is thoroughly cleaned and discharged, then the piston 8 is pulled, the cleaning liquid is collected to the injection tube 7, new sample gas is sucked at the same time, the three-way valve 2 is rotated to communicate the probe tube 1 with the connector 4, and the oxygen meter is started to measure, so that the accuracy of results is improved, and repeated tests are facilitated.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes made by the present specification can be changed, or directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.

Claims

1. The utility model provides an oxygen meter probe unit which characterized in that: the oxygen detector comprises a probe tube, a three-way valve, an emptying device and a joint, wherein the three-way valve is respectively connected with the probe tube, the emptying device and the joint, a waterproof breathable film is arranged in the joint, and the joint is connected with an oxygen detector.

2. The oxygen measuring instrument probe device according to claim 1, wherein: an elbow is arranged at the top end of the probe tube.

3. The oxygen measuring instrument probe device according to claim 1, wherein: the emptying device comprises an injection tube and a piston, wherein the piston is movably arranged in the injection tube, and one end of the injection tube is connected with the three-way valve through a pipeline.

4. The oxygen measuring instrument probe device according to claim 3, wherein: the pipeline is connected with the three-way valve through a quick connector.

5. The oxygen measuring instrument probe device according to claim 1, wherein: the waterproof breathable film is made of a Tyvek material.