CN218157793U

CN218157793U - Gas composition analyzer in well

Info

Publication number: CN218157793U
Application number: CN202222010256.3U
Authority: CN
Inventors: 张俊龙; 吴克迪; 郑昌军; 何刚
Original assignee: Wuhan Ganwei Technology Co ltd
Current assignee: Wuhan Ganwei Technology Co ltd
Priority date: 2022-07-31
Filing date: 2022-07-31
Publication date: 2022-12-27
Anticipated expiration: 2032-07-31

Abstract

The utility model relates to a gas composition analyzer in well, including the gas detection room, the indoor portion of gas detection is provided with gaseous conveying mechanism, gaseous conveying mechanism includes two main pipelines, two main pipelines set up respectively in the indoor portion of gas detection and near the position department at both ends, two one side that the main pipeline is relative has a plurality of shunt tubes along the horizontal direction integrated into one piece, connect gradually the sensor subassembly along the horizontal direction between two relative shunt tubes, the outdoor side of gas detection and the position department corresponding to two main pipelines middle parts are provided with admission valve and discharge valve respectively; this practical information makes outside gas get into the back through the admission valve, can flow into inside each sensor respectively, and then realizes the purpose of detecting multinomial composition in the gas simultaneously, has solved the problem that gas needs a plurality of instruments to go on respectively in traditional well.

Description

Gas composition analyzer in well

Technical Field

The utility model relates to an oil gas detection technical field specifically is a gas composition analysis appearance in well.

Background

Existing in-well gas analysis equipment requires the use of multiple gas sensors to detect gas in sequence, such as CH ₄ 、CO ₂ CO and H ₂ The four gases need to be detected by four sensors respectively, the whole gas circuit is long, the number of the devices is large, the size is large, and direct detection on site is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a gas composition analysis appearance in well for solve the problem that above-mentioned background art provided.

The utility model discloses a gaseous composition analysis appearance in well, including gaseous detection room, gaseous indoor portion that detects is provided with gaseous conveying mechanism, gaseous conveying mechanism includes two main pipelines, two main pipeline sets up respectively in gaseous indoor portion that detects and is close to the position department at both ends, two one side that main pipeline is relative has a plurality of shunt tubes along horizontal direction integrated into one piece, has connected gradually sensor assembly along the horizontal direction between two relative shunt tubes, gaseous detection outdoor side just is provided with admission valve and discharge valve respectively with the position department that two main pipelines middle parts correspond.

As a further improvement of the present invention, a controller is installed on the front surface of the gas detection chamber, and the sensor assembly is electrically connected to the controller.

Through the technical scheme design, the controller can display the data detected by the sensor assembly.

As a further improvement of the utility model, the gas conveying mechanism further comprises a mounting seat and a fastener.

As a further improvement, the mounting seat is arranged on the left side and the right side of the inner wall of the gas detection chamber, and the main pipeline is arranged between the shells on the two sides.

As a further improvement of the utility model, the fastener sets up in the top and the bottom of gaseous indoor wall that detects for the main pipeline of chucking.

Through the design of the technical scheme, the installation of the main pipeline by workers is facilitated, and meanwhile, the main pipeline can be supported and clamped tightly, so that the stability is improved.

As a further improvement, the one end of the exhaust valve away from the gas detection chamber is provided with a gas filtering structure.

Through the design of the technical scheme, the gas detected can be effectively adsorbed and filtered, and harm to field workers after the gas memorial archway is reduced.

As a further improvement of the present invention, the gas filtering structure comprises a first casing, a second casing and a filter element.

As a further improvement, the utility model discloses a first casing and discharge valve intercommunication, the second casing can be dismantled with first casing and be connected, the filter core sets up between first casing and second casing.

Through the design of the technical scheme, the filter element is convenient for workers to replace.

As a further improvement, the one end of the second shell far away from the gas detection chamber is provided with an exhaust pipe.

As a further improvement, the back of the gas detection chamber is provided with a power supply unit which is electrically connected with the sensor assembly and the controller

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a gas conveying mechanism at the indoor portion setting of gaseous detection, the sensor module in gas conveying mechanism is installed in the cooperation for external gas can flow into respectively inside each sensor after the admission valve gets into, and then realizes the purpose of detecting multinomial composition in the gas simultaneously, has solved the problem that traditional well gas detection needs a plurality of instruments to go on respectively, and it is very convenient to detect, is favorable to directly carrying out the analytical check to gas composition at the scene.

2. The utility model discloses a gaseous filtration that sets up in discharge valve department can be effectual adsorbs the filtration processing to the gas that detects, reduces the harm that causes the field work personnel behind the gas emission, and gaseous filtration adopts the mode that first casing and second casing concatenation are constituteed, makes things convenient for the staff to change its inside filter core.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the main duct of the present invention;

FIG. 4 is a schematic view of the connection relationship between the gas delivery structure and the sensor assembly of the present invention;

FIG. 5 is a schematic view of the overall front structure of the present invention;

fig. 6 is a schematic view of the whole back structure of the present invention.

In the figure: 1. a gas detection chamber; 2. a gas delivery mechanism; 21. a main pipe; 22. a mounting base; 23. a fastener; 24. a shunt tube; 3. CH (CH) ₄ A sensor; 4. CO 2 ₂ A sensor; 5. a CO sensor; 6. h ₂ A sensor; 7. an intake valve; 8. an exhaust valve; 9. a first housing; 10. a second housing; 11. a filter element; 12. an exhaust pipe; 13. a controller; 14. a power supply unit.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, for simplicity, some conventional structures and components are shown in the drawings in a simplified schematic manner.

It will be understood that spatial relationship terms, such as "under", "below", "beneath", "below", "over", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary terms "under" and "under" can encompass both an orientation of above and below. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations) and the spatial descriptors used herein interpreted accordingly.

In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Please refer to fig. 1-6, the utility model discloses a gas composition analyzer in well, including gaseous detection room 1, gaseous detection room 1 is inside to be provided with gaseous conveying mechanism 2, gaseous conveying mechanism 2 includes two main pipelines 21, two main pipelines 21 set up respectively in gaseous detection room 1 inside and be close to the position department at both ends, one side that two main pipelines 21 are relative has a plurality of shunt tubes 24 along horizontal direction integrated into one piece, connect gradually sensor assembly along the horizontal direction between two relative shunt tubes 24, the gaseous detection room 1 outside just is provided with admission valve 7 and discharge valve 8 respectively with the position department that two main pipelines 21 middle parts correspond.

Referring to fig. 1 and 3, the gas conveying mechanism 2 further includes a mounting seat 22 and fasteners 23, the mounting seat 22 is disposed on the left side and the right side of the inner wall of the gas detection chamber 1, the main pipe 21 is mounted between the shells on the two sides, and the fasteners 23 are disposed on the top and the bottom of the inner wall of the gas detection chamber 1 and used for clamping the main pipe 21, so that the main pipe 21 can be mounted by workers conveniently, and the main pipe 21 can be supported and clamped tightly, and stability is improved.

Please refer to fig. 2, one end of the exhaust valve 8 far away from the gas detection chamber 1 is provided with a gas filtering structure, which can effectively perform adsorption filtering treatment on the detected gas, and reduce the harm to the field workers after the gas housing, the gas filtering structure comprises a first shell 9, a second shell 10 and a filter element 11, the first shell 9 is communicated with the exhaust valve 8, the second shell 10 is detachably connected with the first shell 9, the filter element 11 is arranged between the first shell 9 and the second shell 10, which facilitates the replacement of the filter element 11 by the workers, and one end of the second shell 10 far away from the gas detection chamber 1 is provided with an exhaust pipe 12.

Referring to fig. 1, a controller 13 is installed on the front surface of the gas detection chamber 1, and the sensor assembly is electrically connected to the controller 13, so that the controller 13 can display data detected by the sensor assembly.

It should be noted that at least CH is detected according to the standard of gas analysis operation in the well ₄ 、CO ₂ CO and H ₂ The contents of these four gases, so that the corresponding sensor component comprises at least CH ₄ Sensor 3, CO ₂ Sensor 4, CO sensor 5 and H ₂ Sensor 6 four sensors.

Referring to fig. 6, a power supply unit 14 is disposed on the back of the gas detection chamber 1, and the power supply unit 14 is electrically connected to the sensor assembly and the controller 13.

The power supply unit 14 may be a secondary battery or a rechargeable lithium battery depending on the working environment of the device, so that the worker can carry the device to perform gas detection in the well on site.

When using the utility model discloses a time: the staff carries the gas in the well to the main pipeline 21 in the top through admission valve 7 in, and gas flows into the sensor subassembly through each shunt tubes 24, and the sensor subassembly is analyzed the content of various gas in the well at this moment, and the analysis result shows through the panel of controller 13.

After the detection work is finished, the staff opens the exhaust valve 8 to exhaust the gas in the main pipeline 21, and the gas in the exhaust process is filtered, purified and discharged to the outside through the filter element 11

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. An in-well gas composition analyzer comprising a gas detection chamber (1), characterized in that: a gas conveying mechanism (2) is arranged in the gas detection chamber (1);

the gas conveying mechanism (2) comprises two main pipelines (21), and the two main pipelines (21) are respectively arranged in the gas detection chamber (1) and are close to the positions of two ends;

a plurality of shunt tubes (24) are integrally formed on one side of each of the two main pipelines (21) along the horizontal direction, and a sensor assembly is sequentially connected between the two shunt tubes (24) along the horizontal direction;

and the positions, corresponding to the middle parts of the two main pipelines (21), on the outer side of the gas detection chamber (1) are respectively provided with an air inlet valve (7) and an air outlet valve (8).

2. A gas composition analyzer in a well as claimed in claim 1, wherein: the controller (13) is installed on the front of gaseous detection room (1), sensor module and controller (13) electricity are connected.

3. A gas composition analyzer in a well as claimed in claim 1, wherein: the gas delivery mechanism (2) further comprises a mounting seat (22) and a fastener (23).

4. A gas composition analyzer in a well as claimed in claim 3, wherein: the mounting seats (22) are arranged on the left side and the right side of the inner wall of the gas detection chamber (1), and the main pipeline (21) is arranged between the shells on the two sides.

5. A gas composition analyzer in a well as claimed in claim 3, wherein: the fasteners (23) are arranged at the top and the bottom of the inner wall of the gas detection chamber (1) and used for clamping the main pipeline (21).

6. A gas composition analyzer in a well as claimed in claim 1, wherein: and a gas filtering structure is arranged at one end of the exhaust valve (8) far away from the gas detection chamber (1).

7. A gas composition analyzer in a well as claimed in claim 6, wherein: the gas filtering structure comprises a first shell (9), a second shell (10) and a filter element (11).

8. A gas composition analyzer in a well as claimed in claim 7, wherein: the first shell (9) is communicated with the exhaust valve (8), the second shell (10) is detachably connected with the first shell (9), and the filter element (11) is arranged between the first shell (9) and the second shell (10).

9. A gas composition analyzer in a well as claimed in claim 8, wherein: an exhaust pipe (12) is arranged at one end, far away from the gas detection chamber (1), of the second shell (10).

10. A gas composition analyzer in a well as claimed in claim 1, wherein: the back of the gas detection chamber (1) is provided with a power supply unit (14), and the power supply unit (14) is electrically connected with the sensor assembly and the controller (13).