CN219915550U

CN219915550U - Portable gas instrument device for nitrogen gas inspection

Info

Publication number: CN219915550U
Application number: CN202320902099.9U
Authority: CN
Inventors: 项津; 林明江; 赵刚
Original assignee: Guizhou Yagang Gas Co ltd
Current assignee: Guizhou Yagang Gas Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-10-27
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses a portable gas instrument device for nitrogen gas inspection, which is characterized by comprising the following components: a nitrogen detecting instrument; the air inlet pipe is embedded in the bottom air inlet of the nitrogen detection instrument; the air inlet pipe penetrates through the top of the bottom shell and is communicated with the inside of the air supply channel, and two sides of the bottom shell are provided with storage holes; when the nitrogen gas inspection instrument is used, the folding air pipe for conveying gas can be contracted and stretched before and after the use, the folding air pipe can be integrally contained in the containing barrel in the bottom shell through contraction, the magnet ring on the containing barrel can adsorb the iron ring on the folding air pipe, the folding air pipe is prevented from shaking in the bottom shell or falling out of the containing hole after the storage, the pipeline for conveying the gas can be contracted and contained when the nitrogen gas inspection instrument is not used through the above description, the external volume of the nitrogen gas inspection instrument is reduced, and the nitrogen gas inspection instrument is convenient to carry.

Description

Portable gas instrument device for nitrogen gas inspection

Technical Field

The utility model relates to the technical field of nitrogen content inspection, in particular to a portable gas instrument device for nitrogen inspection.

Background

Nitrogen has wide application in the fields of chemical industry, petroleum industry, electronic industry, food industry, metal smelting, processing industry and the like. In the safe use process of nitrogen, a nitrogen gas tester is required to be used for detecting the concentration of the nitrogen gas, and when the nitrogen leakage or the concentration content of the nitrogen gas does not reach the standard, an early warning prompt is sent out to reduce accidents caused by leakage.

However, the existing nitrogen gas inspection technology still has certain problems, especially the nitrogen gas inspection instrument commonly seen in the market is generally composed of an instrument panel, a sensor, a shell and pipelines responsible for gas in-out, and in the use process of the instrument, the pipelines used for gas inspection, transportation and emission are exposed to the outside for a long time, so that the instrument can influence the carrying experience due to the exposed pipelines in the outside when being carried, and meanwhile, the pipelines exposed to the outside for a long time are lack of storage protection, so that external dust can enter the inside more easily, the sensitivity of the sensor is reduced, and the service life of the nitrogen gas inspection instrument is influenced.

Disclosure of Invention

The present utility model is directed to a portable gas meter device for nitrogen gas test to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a portable gas meter device for nitrogen gas inspection includes: the nitrogen gas detecting instrument, the air inlet pipe, the bottom shell and the air pipe containing mechanism, the air inlet pipe is embedded in the bottom air inlet of the nitrogen gas detecting instrument, an air supply channel is arranged in the bottom shell, the air inlet pipe penetrates through the top of the bottom shell and is communicated with the inside of the air supply channel, containing holes are formed in two sides of the bottom shell, the containing holes are communicated with the air supply channel, the air pipe containing mechanism is arranged in the bottom shell, and the air pipe containing mechanism is used for containing the air before and after pipeline gas inspection.

Preferably, the air pipe storage mechanism comprises two folding air pipes, the two folding air pipes are symmetrically communicated inside the air supply channel, two storage barrels are symmetrically arranged inside the bottom shell, a magnet ring is fixedly connected to the outer portion of each storage barrel, and an iron ring is fixedly connected to one end, away from the air supply channel, of each folding air pipe.

Preferably, a threaded pipe is fixedly connected inside the iron ring.

Preferably, two flexible connecting belts are symmetrically arranged outside the bottom shell, one end of each flexible connecting belt is fixedly connected with a sealing plug, and the shape of each sealing plug is matched with the shape of each containing hole.

Preferably, the length of the folded air pipe after shrinkage is smaller than the length of the storage barrel.

Preferably, a handle is arranged on one side of the nitrogen detection instrument.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the folding air pipe for conveying gas can be taken into the containing barrel in the bottom shell before and after the use, the magnet ring on the containing barrel can adsorb the iron ring on the folding air pipe, so that the folding air pipe is prevented from shaking in the bottom shell or falling from the containing hole after the containing, the nitrogen gas inspection instrument can shrink and contain the pipeline for conveying gas when not in use, the volume of the nitrogen gas inspection instrument is reduced, the nitrogen gas inspection instrument is convenient to carry, the pipeline for conveying gas is prevented from being exposed to the outside for a long time, and the service life of the nitrogen gas inspection instrument is prolonged.

Drawings

FIG. 1 is a schematic view of a portable gas meter device for nitrogen gas test according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a bottom case of the portable gas meter device for nitrogen gas test according to the present utility model;

FIG. 3 is a schematic view of another view angle of the bottom case of the portable gas meter device for nitrogen gas test according to the present utility model;

fig. 4 is a schematic view showing the structure of a housing tube and a bottom case in the portable gas meter device for nitrogen gas test according to the present utility model.

In the figure: 1. a nitrogen detecting instrument; 2. a handle; 3. an air inlet pipe; 4. a bottom case; 5. an iron ring; 6. a flexible connecting belt; 7. a sealing plug; 9. a threaded tube; 10. folding the air pipe; 11. a storage barrel; 12. a magnet ring; 13. a receiving hole; 14. and an air supply channel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, an embodiment of the present utility model provides a portable gas meter device for nitrogen gas inspection, including: nitrogen gas detecting instrument 1, air inlet pipe 3, bottom shell 4 and air pipe storage mechanism.

The air inlet pipe 3 is embedded in the bottom air inlet of the nitrogen detection instrument 1, an air supply channel 14 is arranged in the bottom shell 4, the air inlet pipe 3 penetrates through the top of the bottom shell 4 and is communicated with the inside of the air supply channel 14, when the nitrogen detection instrument is used, air in a pipeline or outside air is pumped into the folding air pipe 10, the air enters the air supply channel 14 in the bottom shell 4 through the folding air pipe 10, the air is sent into the nitrogen detection instrument 1 through the air inlet pipe 3, and the nitrogen content in the air is detected by the nitrogen detection instrument 1;

wherein, the both sides of drain pan 4 all are equipped with and accomodate hole 13, accomodate hole 13 and air supply channel 14 and be linked together, tuber pipe receiving mechanism installs in the inside of drain pan 4, tuber pipe receiving mechanism includes two folding tuber pipes 10, two folding tuber pipes 10 symmetrical intercommunication is inside air supply channel 14, two receiving drums 11 are installed to the inside symmetry of drain pan 4, the outside fixedly connected with magnet ring 12 of receiving drums 11, the one end fixedly connected with hoop 5 of air supply channel 14 is kept away from to folding tuber pipe 10, during the use, folding tuber pipe 10 for conveying gas can shrink and stretch around the use, through the shrink, can be with folding tuber pipe 10 whole income in the inside receiving drums 11 of drain pan 4, and during accomodating, magnet ring 12 on receiving drums 11 can adsorb the hoop 5 on folding tuber pipe 10, avoid folding tuber pipe 10 to rock or drop in drain pan 4 inside after accomodating.

Wherein, the inside fixedly connected with screwed pipe 9 of hoop 5, screwed pipe 9 can make folding tuber pipe 10 adaptation have threaded pipeline to connect, in order to let the inside sealed state that forms of drain pan 4 after folding tuber pipe 10 income drain pan 4 inside, two flexible coupling strips 6 are installed to the outside symmetry of drain pan 4, the one end fixedly connected with seal plug 7 of flexible coupling strip 6, seal plug 7's shape and the shape phase-match of accomodating hole 13, through with seal plug 7 one side stopper in accomodating hole 13 inside, thereby form sealed state in the messenger drain pan 4, avoid outside air to get into in the drain pan 4 and contact folding tuber pipe 10.

Wherein, in order to avoid folding tuber pipe 10 shrink back length overlength to lead to unable income receiver 11 inside, folding tuber pipe 10 shrink back length is less than the length of receiver 11, and handle 2 is installed to one side of nitrogen gas instrumentation 1, and handle 2 can make things convenient for operating personnel to hold nitrogen gas instrumentation 1.

The type of the nitrogen gas detecting instrument 1 in this embodiment is: HD1100W, the nitrogen gauge 1 is a commercially available nitrogen inspection device.

According to the technical scheme, the working steps of the scheme are summarized and carded: when the air supply device is used, air in a pipeline or outside air is pumped into the folding air pipe 10, the air enters the air supply channel 14 in the bottom shell 4 through the folding air pipe 10, the air is sent into the nitrogen detection instrument 1 through the air inlet pipe 3, the nitrogen content in the air is detected by the nitrogen detection instrument 1, in the process, the folding air pipe 10 for conveying the air can be contracted and stretched before and after use, the folding air pipe 10 can be integrally contained in the containing barrel 11 in the bottom shell 4 through contraction, and when the folding air pipe is contained, the magnet ring 12 on the containing barrel 11 can absorb the iron ring 5 on the folding air pipe 10, so that the folding air pipe 10 is prevented from shaking in the bottom shell 4 or falling from the containing hole 13 after the folding air pipe 10 is contained, the pipeline for conveying the air can be contracted and contained when the nitrogen detection instrument is not used, the external volume of the nitrogen detection instrument is reduced, the nitrogen detection instrument is convenient to carry, meanwhile, the pipeline for conveying the air is prevented from being exposed to the outside for a long time, and the service life of the nitrogen detection instrument is prolonged.

None of the utility models are related to the same or are capable of being practiced in the prior art. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable gas meter device for nitrogen gas inspection, comprising:

a nitrogen gas detection instrument (1);

the air inlet pipe (3) is embedded in the bottom air inlet of the nitrogen detection instrument (1);

the air inlet pipe (3) penetrates through the top of the bottom shell (4) and is communicated with the inside of the air supply channel (14), two sides of the bottom shell (4) are respectively provided with a containing hole (13), and the containing holes (13) are communicated with the air supply channel (14);

the air pipe containing mechanism is arranged in the bottom shell (4), and is used for containing the pipeline before and after gas inspection.

2. A portable gas meter device for nitrogen testing according to claim 1, wherein: the air pipe containing mechanism comprises two folding air pipes (10), the two folding air pipes (10) are symmetrically communicated inside the air supply channel (14), two containing drums (11) are symmetrically arranged inside the bottom shell (4), magnet rings (12) are fixedly connected to the outer parts of the containing drums (11), and iron rings (5) are fixedly connected to one ends, away from the air supply channel (14), of the folding air pipes (10).

3. A portable gas meter device for nitrogen testing according to claim 2, wherein: the inside of the iron ring (5) is fixedly connected with a threaded pipe (9).

4. A portable gas meter device for nitrogen testing according to claim 1, wherein: two flexible connecting belts (6) are symmetrically arranged outside the bottom shell (4), one end of each flexible connecting belt (6) is fixedly connected with a sealing plug head (7), and the shape of each sealing plug head (7) is matched with the shape of each containing hole (13).

5. A portable gas meter device for nitrogen testing according to claim 2, wherein: the length of the folded air pipe (10) after shrinkage is smaller than the length of the storage barrel (11).

6. A portable gas meter device for nitrogen testing according to claim 1, wherein: one side of the nitrogen detection instrument (1) is provided with a handle (2).