CN216284538U

CN216284538U - Buffer pool loss gas sampling device

Info

Publication number: CN216284538U
Application number: CN202122102359.8U
Authority: CN
Inventors: 齐光峰; 宋泓霖; 范路; 郑炜博; 李炜; 胡晓峰; 张春伟
Original assignee: China Petroleum and Chemical Corp; Technology Inspection Center of Sinopec Shengli Oilfield Co; Shengli Oilfield Testing and Evaluation Research Co Ltd
Current assignee: China Petroleum and Chemical Corp; Technology Inspection Center of Sinopec Shengli Oilfield Co; Shengli Oilfield Testing and Evaluation Research Co Ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-04-12
Anticipated expiration: 2031-09-02

Abstract

The utility model provides a buffer pool dissipated gas sampling device, and belongs to the technical field of sampling equipment. The technical scheme is as follows: the utility model provides a buffer pool loss gas sampling device, its characterized in that, includes that gas collects the cover and sets up the buoyancy bolster of gas collection cover below, the buoyancy bolster with gas collection has the interval between the cover and connects through the connecting piece, gas collection cover passes through sampling pipe and air pump intercommunication. The utility model has the beneficial effects that: the loss gas of buffer pool is sampled, and the sampling pipe is effectively prevented from falling into the buffer pool.

Description

Buffer pool loss gas sampling device

Technical Field

The utility model relates to the technical field of sampling equipment, in particular to a buffer pool dissipated gas sampling device.

Background

In the ground construction of oil and gas fields, a safe, timely and effective comprehensive pollution prevention and control system needs to be established to ensure that production sewage can be completely in a controlled state in an accident state and prevent the pollution to rivers, lakes, seas and underground water caused by the sewage permeating into the ground. Therefore, an accident emergency buffer pool needs to be built in a large station yard in an environment sensitive area for storing and treating oily sewage in an accident state, the oily sewage and the sewage are exclusive after the accident, the station accident sewage is controlled within an allowable range, and the ecological environment of an oil area is effectively protected from accident pollution. Contain the loss gas in the oily sewage, consequently need carry out periodic sampling to the loss gas to monitor the composition of loss gas in real time, generally gather through artifical handheld sampling pipe in the reality, but the risk that gets the gas pipe and probe into the liquid level carelessly that pneumatic influence or operating personnel's error lead to sometimes influences collection efficiency, and the matter contains the uncertainty in the sewage, exists certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a buffer pool escaping gas sampling device which can sample escaping gas of a buffer pool and effectively prevent a sampling pipe from falling into the buffer pool.

The utility model is realized by the following technical scheme: the utility model provides a buffer pool loss gas sampling device, its characterized in that, includes that gas collects the cover and sets up the buoyancy bolster of gas collection cover below, the buoyancy bolster with gas collection has the interval between the cover and connects through the connecting piece, gas collection cover passes through sampling pipe and air pump intercommunication. The overhead orthographic projection of the gas collection hood falls within the overhead orthographic projection of the buoyant cushioning member. The gas collection hood should be as close to the pool surface as possible.

The buoyancy buffer piece is a box body with an opening at the upper end. The box body is a shallow box, the height of the side wall is not more than 5mm, and the cross section can be rectangular or circular.

And a plurality of tooth-shaped notches are uniformly distributed on the side wall below the gas collecting cover in the circumferential direction.

The lower end of the gas collecting cover extends into the box body, and the top end of the dentate notch is higher than the top end of the box body.

The gas collecting cover is hopper-shaped.

The gas collecting cover is characterized in that a threaded hole is concentrically formed in the upper portion of the gas collecting cover, a hollow stud is arranged in the threaded hole, and the hollow stud is connected with the sampling pipe through threaded connection.

The connecting piece is an S-shaped hook, and two ends of the S-shaped hook are respectively hung on the buoyancy buffer piece and the gas collecting cover.

The sampling pipe is connected with the gas collecting cover through a conical plug. The sampling pipe is a hose.

The boss is arranged below the box body, and the boss is hollowed, so that the contact area between the boss and water can be increased.

The utility model has the beneficial effects that: the escaped gas in the buffer pool can be sampled, and the sampling pipe is effectively prevented from falling into the buffer pool; the toothed gap can play a role in diffusing and stabilizing airflow, the gas sample components which are shunted and sucked through the toothed gap are more uniform and stable, the temperature difference between the tail end of the device and the periphery is avoided, the authenticity and the reduction degree of the obtained gas can be effectively ensured, and the residual moisture of the device is avoided; the whole structure is simple, safe and convenient to use; the buoyancy buffer piece can be detached, and later-period cleaning is facilitated.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of the gas collection hood.

Wherein the reference numerals are: 1. a gas collection hood; 2. a buoyant buffer; 3. a sampling tube; 4. s, hooking; 5. an empty stud; 6. a conical plug; 101. a tooth-shaped notch.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

The first embodiment is as follows:

referring to fig. 1-2, a buffer pool escape gas sampling device comprises a gas collection cover 1 and a buoyancy buffering member 2 arranged below the gas collection cover 1, wherein a gap is formed between the buoyancy buffering member 2 and the gas collection cover 1 and the buoyancy buffering member is connected through a connecting piece, and the gas collection cover 1 is communicated with a gas pump through a sampling pipe 3. The top-view orthographic projection of the gas collecting cover 1 falls within the top-view orthographic projection of the buoyant cushion 2. The gas collection enclosure 1 should be as close to the pool surface as possible.

The buoyancy buffering piece 2 is a box body with an opening at the upper end. The box body is in a shallow box shape, the height of the side wall is not more than 5mm, and the cross section can be rectangular or circular.

Example two:

A plurality of tooth-shaped notches 101 are uniformly distributed on the lower side wall of the gas collecting cover 1 in the circumferential direction.

The connecting piece is an S-shaped hook 4, and two ends of the S-shaped hook 4 are respectively hung on the buoyancy buffer piece 2 and the gas collecting cover 1.

Example three:

The lower end of the gas collecting cover 1 extends into the box body, and the top end of the dentate notch 101 is higher than the top end of the box body.

The gas collecting hood 1 is hopper-shaped.

A threaded hole is concentrically formed in the upper portion of the gas collecting cover 1, a hollow stud 5 is arranged in the threaded hole, and the hollow stud 5 is connected with the sampling pipe 3 through threaded connection.

Example four:

referring to fig. 3, in the first to third embodiments, the sampling tube 3 is connected to the gas collection cap 1 via a conical plug 6.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the utility model. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the utility model, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the utility model, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, e.g. as being fixedly connected, detachably connected, or integrally connected; 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 creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical features of the present invention which are not described in the above embodiments may be implemented by or using the prior art, and are not described herein again, of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions which may be made by those skilled in the art within the spirit and scope of the present invention should also fall within the protection scope of the present invention.

Claims

1. The utility model provides a buffer pool loss gas sampling device, its characterized in that, includes that gas collects the cover and sets up the buoyancy bolster of gas collection cover below, the buoyancy bolster with gas collection has the interval between the cover and connects through the connecting piece, gas collection cover passes through sampling pipe and air pump intercommunication.

2. The buffer pool dissipated gas sampling device of claim 1, wherein said buoyant buffer is an open-topped box.

3. The buffer pool escaped gas sampling device of claim 2, wherein a plurality of teeth-shaped notches are circumferentially and uniformly distributed on the lower side wall of the gas collecting hood.

4. The buffer pool escaped gas sampling device of claim 3, wherein the lower end of the gas collection hood extends into the box body, and the top end of the indentation is higher than the top end of the box body.

5. The buffer pool dissipated gas sampling device of claim 1, wherein the gas collection cap is hopper-shaped.

6. The buffer pool escaped gas sampling device of claim 1, wherein a threaded hole is concentrically formed above the gas collection cover, a hollow stud is disposed in the threaded hole, and the hollow stud is connected with the sampling pipe through a threaded connection.

7. The buffer pool escaped gas sampling device of any one of claims 1 to 6, wherein the connecting member is an S-hook, and both ends of the S-hook are respectively hooked on the buoyancy buffer member and the gas collecting cover.

8. The buffer pool dissipated gas sampling device of claim 1, wherein the sampling tube is connected to the gas collection cap by a conical plug.

9. The buffer pool escaped gas sampling device of claim 2, wherein a boss is provided below the box, said boss being hollowed out.