CN216144666U

CN216144666U - Full-diameter helium hole instrument

Info

Publication number: CN216144666U
Application number: CN202121782292.0U
Authority: CN
Inventors: 李文龙; 杨坚强; 严莉
Original assignee: Karamay Xianbo Technology Innovation And Incubation Co ltd
Current assignee: Karamay Xianbo Technology Innovation And Incubation Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-03-29
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a full-diameter helium porometer.A pressure reducing valve is also arranged at the joint of a main pipeline and a primary pipeline, the primary pipeline is also connected with a secondary pipeline, a pressure gauge is arranged at the joint, one side of the pressure gauge is provided with a primary automatic valve, the other side of the pressure gauge is provided with a small reference tank, a secondary automatic valve and an air escape pipe, the air escape pipe is provided with the air escape automatic valve, the secondary pipeline is provided with a primary manual valve and a large reference tank, branch pipelines on the secondary pipeline are divided into a primary branch pipe and a secondary branch pipe, the primary branch pipe is provided with a tertiary automatic valve and a small plunger sample cup, and the secondary branch pipe is provided with a secondary manual valve and a full-diameter sample cup. According to the utility model, through the expansion of the original small plunger helium porosimeter and the addition of the full-diameter module, the system simultaneously considers the measurement of the small plunger and the full-diameter sample, the applicability of the equipment is improved, the framework volume of the core sample is obtained by utilizing the method provided by the matching of various stages of automatic valves and the Boyle's theorem, the porosity of the sample is calculated, and the measurement precision is improved.

Description

Full-diameter helium hole instrument

Technical Field

The utility model relates to the technical field of petroleum and natural gas, in particular to a full-diameter helium hole instrument.

Background

The prior art mainly aims at measuring small plunger samples, and the instrument needs to be replaced again for measuring when a full-diameter sample is measured, so that the time and the labor are consumed, and the existing measuring instrument is low in precision and poor in applicability in the measuring process.

Therefore, how to provide a measuring instrument with high measuring accuracy and strong applicability is an urgent problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a full-diameter helium borescope with high measurement accuracy and strong applicability.

In order to achieve the purpose, the utility model provides the following technical scheme that the pipeline comprises a main pipeline, a primary pipeline and a secondary pipeline; wherein, the trunk line passes through connecting tube and one-level pipe connection, one-level pipe connection is in second grade pipeline.

Preferably, in the full-diameter helium porosimeter, a main manual valve is arranged on the main pipeline, and a pressure reducing valve is further arranged at the joint of the main pipeline and the primary pipeline.

Preferably, in the full-diameter heliometer, the primary pipe is further connected to the secondary pipe, and a pressure gauge is disposed at the connection.

Preferably, in the above full-diameter helium porimeter, manometer one side is equipped with the one-level automatic valve, and another is equipped with little reference jar, second grade automatic valve and disappointing pipe, the second grade automatic valve is located between little reference jar and the disappointing pipe.

Preferably, in the full-diameter helium porometer, an automatic air-release valve is arranged on the air-release pipe.

Preferably, in the full-diameter helium porosimeter, the secondary tube is provided with a primary manual valve and a large reference tank.

Preferably, in the full-diameter helioscope, the secondary pipe is provided with a plurality of branch pipes.

Preferably, in the full-diameter heliobore instrument, the branch pipe is divided into a primary branch pipe and a secondary branch pipe.

Preferably, in the full-diameter helium porosimeter, the first-stage branch pipe is provided with a three-stage automatic valve and a small plunger sample cup, and the second-stage branch pipe is provided with a second-stage manual valve and a full-diameter sample cup.

According to the technical scheme, compared with the prior art, the utility model discloses and provides the full-diameter helium porosimeter, the full-diameter module is added through the expansion of the original small-plunger helium porosimeter, the system simultaneously considers the measurement of the small plunger and the full-diameter sample, the applicability of the equipment is improved, the change of the internal air pressure is realized by utilizing the matching of the automatic valves of all stages, the framework volume of the core sample is obtained by adopting the method provided by the Boyle's theorem, the porosity of the sample is calculated, and the measurement precision is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic diagram of the working process of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a full-diameter helium porosimeter is disclosed in the present invention.

The utility model comprises a main pipeline 1, a primary pipeline 2 and a secondary pipeline 3; wherein the main pipeline 1 is connected with a primary pipeline 2 through a connecting pipeline, the primary pipeline 2 is connected with a secondary pipeline 3, a total manual valve 7 is arranged on the main pipeline 1, a pressure reducing valve 8 is arranged at the joint of the main pipeline 1 and the primary pipeline 2, the primary pipeline 2 is also connected with the secondary pipeline 4, and be equipped with the manometer in the junction, manometer one side is equipped with one-level automatic valve 9, another is equipped with little reference tank 10, second grade automatic valve 11 and disappointing pipe 12, second grade automatic valve 11 is located between little reference tank 10 and disappointing pipe 12, be equipped with disappointing automatic valve 13 on the disappointing pipe 12, be equipped with one-level manual valve 16 and big reference tank 17 on the secondary pipe 4, be equipped with many lateral conduits on the secondary pipe 3, the lateral conduit divide into one-level bleeder 5 and second grade bleeder 6, be equipped with tertiary automatic valve 14 and little plunger sample cup 1515 on the one-level bleeder 5, be equipped with second grade manual valve 18 and full diameter sample cup 19 on the second grade bleeder 6.

In order to further optimize the technical scheme, a main manual valve 7 of a main pipeline 1 is used as a main air path switch, a pressure reducing valve 8 of a primary pipeline 2 is used for reducing air source pressure to system pressure, a primary automatic valve 9, a secondary automatic valve 11 and a tertiary automatic valve 14 of the primary pipeline 2 and a secondary pipeline 3 play a role in switching in the process, automatic operation of the system process is completed by matching with software, a small reference tank 10 is used for measuring the porosity of a small sample inside, and a large reference tank 17 is used for measuring the porosity of a sample inside a full-diameter sample cup 19. And when the full-diameter sample is measured, the one-stage manual valve of the secondary pipe 4 is opened to enlarge the volume of the reference tank 17, so that a better diffusion proportion is obtained, and better full-diameter sample measurement data is obtained. The pneumatic valve is additionally arranged in front of each small sample cup, when the sample cup works, the valves of other sample cups are closed, so that each sample cup can share the reference tank part, and each sample cup can not be influenced by each other in the measuring process. After the measurement is completed every time, the three-level automatic valve 14 of the two-pole pipeline is closed, the air escape automatic valve 13 of the air escape pipe 12 is opened to evacuate the gas of the sample cup, and the gas in the reference tank is reserved, so that the gas can be saved, and the reference tank can quickly enter a stable state during the next measurement. The second-stage manual valve 18 of the second-stage branch pipe 6 is a switch valve of the full-diameter sample cup 19, when the small-plunger sample cup 15 is used, the full-diameter sample cup 19 is manually closed, and at the moment, the full-diameter sample cup 19 can be removed, so that the system is changed into a double-small-plunger sample cup 15 system. When the full-diameter sample cup 19 is used, the second-stage manual valve 18 of the second-stage branch pipe 6 is manually opened, and the gas expansion of the reference tank is completed by using the three-stage automatic valve of the second-stage pipeline 3, so that the automatic flow is not influenced, and one automatic valve is saved. Small plunger sample part because of the ability to perform dual sample cup sample sequence and cycle measurements, the sample cup front valve must be an automatic valve.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A full diameter heliobore apparatus, comprising: a main pipeline, a primary pipeline and a secondary pipeline; wherein the main pipeline is connected with a primary pipeline through a connecting pipeline, the primary pipeline is connected with a secondary pipeline, a main manual valve is arranged on the main pipeline, a pressure reducing valve is also arranged at the joint of the main pipeline and the primary pipeline, the primary pipeline is also connected with the secondary pipeline, a pressure gauge is arranged at the joint, one side of the pressure gauge is provided with a primary automatic valve, the other side of the pressure gauge is provided with a small reference tank, a secondary automatic valve and an air escape pipe, the secondary automatic valve is arranged between the small reference tank and the air release pipe, the air release pipe is provided with an air release automatic valve, the secondary pipe is provided with a primary manual valve and a large reference tank, the secondary pipe is provided with a plurality of branch pipes, the branch pipeline is divided into a first-stage branch pipe and a second-stage branch pipe, a third-stage automatic valve and a small plunger sample cup are arranged on the first-stage branch pipe, and a second-stage manual valve and a full-diameter sample cup are arranged on the second-stage branch pipe.