CN212671760U

CN212671760U - Microphone damping device

Info

Publication number: CN212671760U
Application number: CN202021204879.9U
Authority: CN
Inventors: 史向明; 王志贤; 骆成杰; 张志刚; 郭大华
Original assignee: Petrochina Co Ltd; Daqing Oilfield Co Ltd
Current assignee: Petrochina Co Ltd; Daqing Oilfield Co Ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-03-09
Anticipated expiration: 2030-06-28

Abstract

The utility model discloses a microphone damping device, wherein, a microphone damping device, include: a shock absorber. One end of the shock absorber is connected with the casing pipe through a first connecting mechanism, the other end of the shock absorber is connected with the wellhead connector through a second connecting mechanism, and the shock absorber is used for absorbing shock. The problems that equipment in the production process of oil wells such as an oil pumping unit, an electric submersible pump and a screw pump can generate mechanical vibration when working, so that the microphone can be interfered when receiving sound waves in the oil wells, vibration wave crests with a lot of interference are displayed on a liquid level curve recorded by a comprehensive tester, and testers cannot identify correct oil well liquid level sound waves are solved.

Description

Microphone damping device

Technical Field

The utility model relates to an oil recovery engineering field, a microphone damping device specifically says so.

Background

At present, when an oil well working fluid level is tested by using a comprehensive tester, because equipment in the production process of oil wells such as an oil pumping unit, an electric submersible pump and a screw pump can generate mechanical vibration during working and transmit the mechanical vibration to a microphone, when the microphone transmits the vibration to the comprehensive tester, a plurality of interference vibration wave peaks are presented on a liquid level curve recorded by the comprehensive tester, testers cannot identify correct oil well liquid level sound waves, the oil well working fluid level curve can only be recorded in a short-time well stopping mode, but the well stopping can cause that the oil well liquid level depth has a certain error with the liquid level depth in normal production, the accuracy of recording working fluid level data is influenced, the adjustment of oil well parameters is influenced, and further the oil well yield is influenced.

Disclosure of Invention

In view of this, the utility model provides a microphone damping device to solve because equipment during operation among the oil well production processes such as beam-pumping unit, electric submersible pump, screw pump can produce mechanical shock for can receive the interference when the microphone receives the sound wave in the oil well, lead to revealing the vibrations crest of a lot of interferences on the liquid level curve of comprehensive tester admission, the problem of the unable discernment of testing personnel's exact oil well liquid level sound wave.

The utility model provides a microphone damping device, include: a shock absorber;

one end of the shock absorber is connected with the casing pipe through a first connecting mechanism, the other end of the shock absorber is connected with the wellhead connector through a second connecting mechanism, and the shock absorber is used for absorbing shock.

Preferably, the damper includes: a hose;

one end of the rubber tube is connected with the sleeve through the first connecting mechanism, and the other end of the rubber tube is connected with the wellhead connector through the second connecting mechanism.

Preferably, the first connecting mechanism includes: a first short circuit;

the second connecting mechanism includes: a second short circuit;

one end of the rubber tube is connected with the sleeve through the first short joint;

the other end of the rubber tube is connected with the wellhead connector through the second short joint.

Preferably, the method further comprises the following steps: fixing a bracket;

and a fixed support is arranged between the bottom of the shock absorber and the ground and is used for fixing the shock absorber.

The utility model discloses following beneficial effect has:

the utility model provides a microphone damping device through the installation bumper shock absorber, has reduced other equipment interferences that the microphone received, has improved the comprehensive tester admission oil well working fluid level data qualification rate. The problems that equipment in the production process of oil wells such as an oil pumping unit, an electric submersible pump and a screw pump can generate mechanical vibration when working, so that the microphone can be interfered when receiving sound waves in the oil wells, vibration wave crests with a lot of interference are displayed on a liquid level curve recorded by a comprehensive tester, and testers cannot identify correct oil well liquid level sound waves are solved.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:

fig. 1 is a front sectional view of a damper device for a microphone according to an embodiment of the present invention.

In figure 1, 1-rubber tube, 2-well head connector, 3-first short circuit, 4-second short circuit, 5-fixed support, 6-microphone, 7-casing.

Detailed Description

The present invention will be described below based on examples, but it should be noted that the present invention is not limited to these examples. In the following detailed description of the present invention, certain specific details are set forth in detail. However, for parts not described in detail, those skilled in the art can fully understand the present invention.

Furthermore, those skilled in the art will appreciate that the drawings are provided for purposes of illustrating the objects, features, and advantages of the invention and are not necessarily drawn to scale.

Also, unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, the meaning of "includes but is not limited to".

Fig. 1 is a schematic structural view of a damper device for a microphone according to an embodiment of the present invention. As shown in fig. 1, a microphone shock-absorbing device includes: a shock absorber. One end of the shock absorber is connected with the sleeve 7 through a first connecting mechanism, the other end of the shock absorber is connected with the wellhead connector 2 through a second connecting mechanism, and the shock absorber is used for absorbing shock.

When the liquid surface of the oil well is recorded, the casing 7 is required to be connected with the microphone 6 through the wellhead connector 2, the wellhead connector 2 sends sound to the inside of the casing 7, the sound is transmitted into the underground through the casing 7, reflected sound waves are generated when the sound reaches the liquid surface in the underground, the sound waves are transmitted back to the wellhead connector 2 through the casing 7, and the microphone 6 connected with the wellhead connector 2 converts the sound waves into electric signals to be transmitted to the comprehensive tester after receiving the sound waves.

The embodiment of the utility model provides an in, install the bumper shock absorber between sleeve pipe 7 and well head connector 2, the one end of bumper shock absorber is passed through first coupling mechanism and is connected with sleeve pipe 7, and the other end passes through second coupling mechanism and is connected with well head connector 2, and well head connector 2 is to the inside sound that makes of sleeve pipe 7, and inside sound got into sleeve pipe 7 through the bumper shock absorber, passed well head connector 2 back through the reflection after reacing the liquid level in the pit. In whole implementation process, oil recovery equipment can produce vibrations when carrying out the during operation simultaneously to drive sleeve pipe 7 and take place vibrations together, because of install the bumper shock absorber between sleeve pipe 7 and well head connector 2, the power of sleeve pipe 7's vibrations is sent to the bumper shock absorber after, is reduced its vibrations by the bumper shock absorber buffering, can not drive well head connector 2 and shake together, makes the liquid level sound wave in the pit that 6 receipts of microphone are more accurate.

In the present invention and fig. 1, the damper includes: a rubber hose 1. One end of the rubber tube 1 is connected with the sleeve 7 through a first connecting mechanism, and the other end of the rubber tube is connected with the wellhead connector 2 through a second connecting mechanism.

The embodiment of the utility model provides an in, rubber tube 1 is hollow cylinder, and both ends are the opening, and rubber tube 1 skin is synthetic rubber, and inside contains two-layer steel wire and weaves the enhancement layer, and this kind of rubber tube 1's bearing capacity is high, and has characteristics such as resistant oil, ageing-resistant.

The embodiment of the utility model provides an in, when oil recovery equipment drives sleeve pipe 7 and takes place vibrations, sleeve pipe 7 is connected with 1 one end of rubber tube, drives rubber tube 1 vibrations, because of the pliable and tough characteristic of rubber tube 1 self, makes vibrations obtain the buffering, can not drive wellhead connector 2 and take place vibrations together to can not make the interference that microphone 6 received. Because the interior of the rubber tube 1 is of a hollow structure, underground sound waves can be effectively transmitted to the interior of the wellhead connector 2 through the rubber tube 1.

In the present invention with fig. 1, the first connecting mechanism includes: a first short 3. The second connecting mechanism includes: and a second short 4. One end of the rubber tube 1 is connected with the sleeve 7 through a first short joint 3. The other end of the rubber tube 1 is connected with the wellhead connector 2 through a second short joint 4.

The embodiment of the utility model provides an in, first short circuit 3 all is hollow structure with second short circuit 4, and both ends are the opening, and first short circuit 3 has the internal thread respectively with the one end of second short circuit 4. The end part of the sleeve 7 is provided with an external thread matched with the internal thread of the first short joint 3, one end of the rubber pipe 1 is connected with the other end of the first short joint 3, and one end of the first short joint 3 is connected with the sleeve 7 through a thread structure. The end of the wellhead connector 2 is provided with an external thread matched with the internal thread of the second short joint 4, the other end of the rubber pipe 1 is connected with the other end of the second short joint 4, and one end of the second short joint 4 is connected with the wellhead connector 2 through a thread structure.

The utility model discloses and in fig. 1, still include: and a bracket 5 is fixed. A fixed support 5 is arranged between the bottom of the shock absorber and the ground, and the fixed support 5 is used for fixing the shock absorber.

The embodiment of the utility model provides an in, fixed bolster 5 is but height-adjusting's telescopic bracket, fixed bolster 5 divide into upper and lower two parts cylinder, upper portion cylinder has the external screw thread, lower part cylinder is cavity, the top is the opening, inside has the internal thread that matches each other with upper portion cylinder external screw thread, the bottom rotation of upper portion cylinder inserts down inside the part cylinder, insert the height that how much of lower part cylinder inside adjusted fixed bolster 5 through upper portion cylinder rotation, the top of upper portion cylinder supports in the below of rubber tube 1, ground is arranged in to the bottom of lower part cylinder, make fixed bolster 5 can support rubber tube 1, make it keep same height with sleeve pipe 7 and well head tester.

The embodiment of the utility model provides an in, connect and the use does, is connected 1 one end of rubber tube with sleeve pipe 7 through first short circuit 3, and the other end passes through second short circuit 4 to be connected with well head connector 2, places fixed bolster 5 in 1 bottom of rubber tube, adjusts fixed bolster 5 to make rubber tube 1 keep with the same height of 7 tip of sleeve pipe. One end of the microphone 6 is connected with the wellhead connector 2, the other end of the microphone is connected with the comprehensive tester, the wellhead connector 2 makes a sound inside the sleeve 7, the sound is transmitted into the underground to be reflected and then transmitted to the joint of the sleeve 7 and the rubber hose 1, enters the wellhead connector 2 through the inside of the rubber hose 1, is received by the microphone 6 and then is transmitted to the comprehensive tester. In the process, the sleeve 7 vibrates due to the fact that the construction equipment works all the time, the rubber pipe 1 is driven to vibrate, vibration buffering of the rubber pipe 1 is reduced, the rubber pipe 1 cannot drive the wellhead connector 2 to vibrate, and underground sound waves received by the microphone 6 are accurate.

The above embodiments are merely embodiments for expressing the invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, substitutions, modifications, etc. can be made without departing from the spirit of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A microphone damping device, comprising: a shock absorber;

one end of the shock absorber is connected with the sleeve (7) through a first connecting mechanism, the other end of the shock absorber is connected with the wellhead connector (2) through a second connecting mechanism, and the shock absorber is used for absorbing shock.

2. The microphone shock absorbing device as defined in claim 1, wherein:

the shock absorber includes: a hose (1);

one end of the rubber tube (1) is connected with the sleeve (7) through the first connecting mechanism, and the other end of the rubber tube is connected with the wellhead connector (2) through the second connecting mechanism.

3. The microphone shock absorbing device as defined in claim 2, wherein:

the first connecting mechanism includes: a first short circuit (3);

the second connecting mechanism includes: a second short circuit (4);

one end of the rubber tube (1) is connected with the sleeve (7) through the first short joint (3);

the other end of the rubber tube (1) is connected with the wellhead connector (2) through the second short joint (4).

4. The microphone shock absorbing device according to any one of claims 1 to 3, further comprising: a fixed bracket (5);

a fixing support (5) is installed between the bottom of the shock absorber and the ground, and the fixing support (5) is used for fixing the shock absorber.