CN215297027U

CN215297027U - Device for on-line measuring crude oil fluid density by high-speed photography method

Info

Publication number: CN215297027U
Application number: CN202121093570.1U
Authority: CN
Inventors: 雷雨; 韩冰; 王胜利
Original assignee: Xi'an Jingzhun Electron Co ltd
Current assignee: Xi'an Jingzhun Electron Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-12-24
Anticipated expiration: 2031-05-20

Abstract

The utility model relates to a device for measuring crude oil fluid density on line by high-speed photography, which relates to the field of crude oil detection and comprises a main shell, a meter shell and a detection component, wherein the detection component comprises a high-speed camera, a signal converter and a display, the signal converter and the high-speed camera are electrically connected, and the display is positioned in the meter shell; the designed device for measuring the density of the crude oil fluid on line by the high-speed photography method continuously shoots the cross section of the crude oil fluid through the detection assembly, so that the density of the crude oil fluid is detected, and the detection precision of the density of the crude oil fluid is improved.

Description

Device for on-line measuring crude oil fluid density by high-speed photography method

Technical Field

The application relates to the field of crude oil detection, in particular to a device for measuring the density of crude oil fluid on line by a high-speed photography method.

Background

In oil field exploitation, reliable data is provided for oil field development and management, and various performances such as fluid density, gas content, water content and the like of crude oil need to be detected so as to accurately master dynamic changes of an oil field and timely count the pure oil yield of a single well of an oil extraction team.

The fluid density of the crude oil is generally detected by adopting a high-speed photography method, the high-speed photography method monitoring device comprises a main shell, a meter shell and a connecting pipe for connecting the main shell and the meter shell, wherein a high-speed camera is arranged on the connecting pipe, a display component is arranged on the meter shell, and the high-speed camera is electrically connected with the display component; when the fluid density of crude oil is detected by a high-speed photography method, the main shell is arranged on a crude oil pipeline, so that the main shell is communicated with the crude oil pipeline, then the separation of the inner cavity of the main shell and the inner cavity of the connecting pipe is realized by arranging a transparent plate at the connecting position of the main shell and the connecting pipe, and then the density of oil flowing along the inner cavity of the main shell is measured by a high-speed camera in the connecting pipe; when the density of the crude oil fluid is measured by a high-speed photography method, images are continuously obtained on the crude oil fluid for multiple times by using a high-speed camera, and the density of the oil-gas two-phase flow is different and is expressed as different gray scales in the image of the cross section, so that the split-phase content in the two-phase flow can be judged, and the fluid density of the crude oil can be detected.

In view of the above related technologies, the applicant believes that, in the process of flowing crude oil in an oil pipeline, because the crude oil contains water, gas, oil and other impurities, and the densities of the water, the gas, the oil and the other impurities are different, stratification is easily generated in the process of flowing crude oil, and the detection accuracy of the density of the crude oil fluid is affected.

SUMMERY OF THE UTILITY MODEL

In order to improve the detection precision of the density of the crude oil fluid, the application provides a device for measuring the density of the crude oil fluid on line by a high-speed photography method.

The device for measuring the crude oil fluid density on line by the high-speed photography method adopts the following technical scheme:

the utility model provides a high-speed photography method on-line measurement crude oil fluid density device, includes the main casing body, watchcase and is used for detecting the determine module of crude oil density, determine module includes high-speed camera, signal converter and display, signal converter and high-speed camera electricity are connected, just the display is located in the watchcase, still including being used for connecting the connecting pipe of the main casing body and watchcase, the connecting pipe is including erection segment and linkage segment, signal converter is located in the erection segment, the linkage segment is the hyaline tube, just the linkage segment stretches into main casing body one end with the diapire butt of the main casing body, high-speed camera is located in the erection segment, be provided with the speculum in the linkage segment, high-speed camera passes through the crude oil fluid cross-section is shot to the speculum.

By adopting the technical scheme, when the fluid density of the crude oil is detected, the main shell is communicated with the oil pipeline, the detection assembly is adjusted in the process that the crude oil flows along the oil pipeline, the high-speed camera works, the high-speed camera shoots the cross section of the crude oil fluid in the oil pipeline through the reflector, the continuous acquisition of images of the crude oil fluid by the high-speed camera is realized, then the conversion is carried out through the signal converter, and then the signal is transmitted to the display, so that the detection of the density of the crude oil fluid is realized; the designed device for measuring the density of the crude oil fluid on line by the high-speed photography method continuously shoots the cross section of the crude oil fluid through the detection assembly, so that the density of the crude oil fluid is detected, and the detection precision of the density of the crude oil fluid is improved.

Optionally, still including being used for connecting the coupling assembling of connecting pipe and the main casing body, coupling assembling is including being located joint ring on the installation segment lateral wall, being located collar, cover on the main casing body are established spacing ring on the installation segment and being used for supporting the pressure the binding off ring of joint ring, the binding off ring is located in the inner chamber of spacing ring, just the binding off ring with leave the clearance between the spacing ring inside wall, the binding off ring is located on the inside wall of spacing ring, just spacing ring, binding off ring and the coaxial setting of installation segment, spacing ring and collar threaded connection, the installation segment runs through the collar sets up.

By adopting the technical scheme, when the connecting pipe is installed, the connecting pipe extends into the installation ring until the connecting pipe is abutted against the bottom wall of the inner cavity of the main shell, then the limiting ring is adjusted, the limiting ring drives the closing ring to move until the closing ring is abutted against the clamping ring, and the connecting pipe is fixed on the main shell so as to realize the fixation of the connecting pipe; the coupling assembling of design installs the connecting pipe through the spacing ring, realizes the stable connection of connecting pipe and the main casing body, improves the joint strength of connecting pipe and the main casing body.

Optionally, the outer diameter of the clamping ring is larger than the outer diameter of the mounting ring.

Through adopting above-mentioned technical scheme, the external diameter of joint ring is greater than the external diameter of collar, and the joint ring of being convenient for is located between collar and the binding off ring, realizes spacing to the joint ring.

Optionally, a spring gasket is arranged between the clamping ring and the closing-up ring.

Through adopting above-mentioned technical scheme, the spring shim of design is convenient for carry out the butt to joint ring and binding off the ring, realizes the inseparable butt of spring shim and joint ring and spring shim and binding off the ring, has improved spacing ring and collar threaded connection's joint strength.

Optionally, set up on the main casing body with the spacing hole of main casing body inner chamber intercommunication, install on the main casing body and be used for the shutoff spacing boss in spacing hole, spacing boss is located under the collar, spacing boss stretches into main casing body inner chamber one end with the linkage segment cooperation of pegging graft.

By adopting the technical scheme, the designed limiting hole is convenient for discharging residual crude oil in the main shell; the spacing boss of design is convenient for carry out the shutoff to spacing hole, simultaneously, is convenient for carry on spacingly to the other end of connecting pipe, reduces the connecting pipe skew that leads to because of crude oil flows, and then makes the determine module rigidity, guarantees the detection precision of crude oil fluid density.

Optionally, the limiting boss comprises a thread section and a limiting section, the thread section is in threaded connection with the main shell, and the limiting section extends into the inner cavity of the connecting pipe.

By adopting the technical scheme, the thread section of the limiting lug boss which is arranged in sections is convenient to be connected with the main shell; the limiting section of the connecting pipe is convenient for guiding the connecting pipe, and the positioning of the lower end of the connecting pipe is realized.

Optionally, a sealing rubber ring is arranged between the end head of the threaded section and the main housing.

Through adopting above-mentioned technical scheme, the sealed rubber ring of design is convenient for make spacing boss and main casing body sealing connection.

Optionally, the cross-sectional area of the limiting section gradually increases from one end close to the mounting section to one end far away from the mounting section.

Through adopting above-mentioned technical scheme, be the spacing section of toper setting, the connecting pipe of being convenient for stretches into spacing boss, and then makes the connecting pipe keep the straightness that hangs down.

Optionally, a sealing plate for plugging the inner cavity of the connecting pipe is arranged in the connecting pipe, and the sealing plate is close to the limiting boss.

Through adopting above-mentioned technical scheme, the closing plate of design avoids crude oil to get into in the connecting tube, prolongs crude oil fluid density device's life.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the designed device for measuring the density of the crude oil fluid on line by the high-speed photography method continuously shoots the section of the crude oil fluid through the detection assembly, so that the density of the crude oil fluid is detected, and the detection precision of the density of the crude oil fluid is improved;

2. the designed device for measuring the crude oil fluid density on line by the high-speed photography method is convenient for installing the limiting ring and the connecting pipe through the connecting component, realizes the stable connection of the connecting pipe and the main shell body and improves the connection strength of the connecting pipe and the main shell body;

3. the high-speed photography method on-line measurement crude oil fluid density device of design is convenient for carry out the shutoff to spacing hole through spacing boss, simultaneously, is convenient for carry on spacingly to the other end of connecting pipe, reduces the connecting pipe skew that leads to because of crude oil flows, and then makes the determine module rigidity, guarantees the detection precision of crude oil fluid density.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an apparatus for measuring crude oil fluid density on line by high-speed photography according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of an apparatus for on-line measurement of crude oil density by high-speed photography according to an embodiment of the present application;

fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Reference numerals: 1. a main housing; 11. a limiting hole; 12. a limiting boss; 121. a limiting section; 122. a threaded segment; 13. sealing the rubber ring; 2. a mirror; 3. a watch case; 4. a detection component; 41. a display; 42. a signal converter; 43. a high-speed camera; 5. a connecting pipe; 51. an installation section; 52. a connecting section; 6. a connecting assembly; 61. a limiting ring; 62. a snap ring; 63. a mounting ring; 64. a collar; 65. a spring washer; 7. and (7) sealing the plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a device for measuring the density of crude oil fluid on line by a high-speed photography method. Referring to fig. 1 and 2, the device for measuring crude oil fluid density on line by high-speed photography comprises a main casing 1, a meter case 3, a detection assembly 4 for detecting crude oil density, a connecting pipe 5 for connecting the main casing 1 and the meter case 3, and a connecting assembly 6 for connecting the main casing 1 and the connecting pipe 5, wherein the detection assembly 4 comprises a high-speed camera 43, a signal converter 42 and a display 41, and the display 41, the signal converter 42 and the high-speed camera 43 are electrically connected; when the fluid density of crude oil is detected, the main shell 1 is communicated with the oil pipeline, the high-speed camera 43 works in the process that the crude oil flows along the oil pipeline, the high-speed camera 43 shoots the cross section of the crude oil fluid in the oil pipeline, the continuous acquisition of images of the crude oil fluid by the high-speed camera 43 is realized, then the images are converted by the signal converter 42, and then signals are transmitted to the display 41, so that the detection of the fluid density of the crude oil fluid is realized.

Referring to fig. 2 and 3, the connection pipe 5 includes a mounting section 51 and a connection section 52, the mounting section 51 is integrally connected with the connection section 52, the signal converter 42 is located in the mounting section 51, the signal converter 42 is fixed on the mounting section 51 through a bolt, and one end of the mounting section 51, which is far away from the connection section 52, is in threaded connection with the main casing 1; the connecting section 52 is a transparent tube, one end of the connecting section 52 extending into the main casing 1 is abutted against the bottom wall of the main casing 1, in the embodiment, the mounting section 51 and the connecting section 52 are made of the same material and are made of the transparent tube, the high-speed camera 43 is positioned in the mounting section 51, the reflecting mirror 2 is arranged in the connecting section 52, the reflecting mirror 2 is bonded with the inner wall of the connecting section 52, in the embodiment, the reflecting mirror 2 is arranged close to one end of the connecting section 52 far away from the mounting section 51, the axial included angle between the reflecting mirror 2 and the connecting pipe 5 is 45 degrees, and the high-speed camera 43 shoots the cross section of the crude oil fluid through the reflecting mirror 2; the connecting section 52 is bonded with a sealing plate 7 for sealing the inner cavity of the connecting pipe 5, the sealing plate 7 is positioned below the reflector 2, and the sealing plate 7 is arranged close to the limiting boss 12.

Referring to fig. 2, in order to facilitate outflow of residual crude oil in the main casing 1, a limiting hole 11 communicated with an inner cavity of the main casing 1 is formed in the main casing 1, a limiting boss 12 for plugging the limiting hole 11 is installed on the main casing 1, and the limiting boss 12 is located right below the mounting ring 63; spacing boss 12 includes the screw thread section 122 and the spacing section 121 of body coupling, spacing section 121 stretches into main casing body 1 inner chamber one end and the cooperation of pegging graft of linkage segment 52, and spacing section (121) is by being close to the 51 one end of linkage segment to keeping away from 51 one end cross sectional area crescent of linkage segment, spacing section 121 is the round platform form setting in this embodiment, realize spacing section 121 to the spacing of connecting pipe 5 lower extreme, and through being the spacing section 121 that the round platform form set up, make linkage segment 52 gradually tend to vertical in the installation, guarantee the straightness that hangs down of linkage segment 52, screw thread section 122 and main casing body 1 threaded connection, in order to guarantee spacing boss 12 and main casing body 1's sealing connection, be provided with sealing rubber ring 13 between screw thread section 122 stretches out main casing body 1's end portion and main casing body 1.

Referring to fig. 2 and 3, the connecting assembly 6 includes a clamping ring 62 located on the side wall of the mounting section 51, a mounting ring 63 located on the main housing 1, a limiting ring 61 sleeved on the mounting section 51, and a closing ring 64 for abutting against the clamping ring 62, the clamping ring 62 is located on the outer side wall of the mounting section 51, and the clamping ring 62 is integrally connected with the mounting section 51; the limiting ring 61 is in threaded connection with the closing-in ring 64 at one end close to the main shell 1, the limiting ring 61, the closing-in ring 64 and the mounting section 51 are coaxially arranged, and the closing-in ring 64 is connected with the mounting section 51 in a sliding manner; the clamping ring 62 is positioned in the inner cavity of the limiting ring 61, a certain gap is reserved between the clamping ring 62 and the limiting ring 61, a spring gasket 65 is sleeved on the mounting section 51, and the spring gasket 65 is positioned between the clamping ring 62 and the closing-up ring 64; the stop collar 61 is threadedly coupled to the mounting collar 63, and the mounting segment 51 is disposed through the mounting collar 63.

The implementation principle of the device for measuring the crude oil fluid density on line by the high-speed photography method in the embodiment of the application is as follows: when the fluid density of crude oil is detected, the main shell 1 is communicated with the oil pipeline, the high-speed camera 43 works in the process that the crude oil flows along the oil pipeline, the high-speed camera 43 shoots the cross section of the crude oil fluid in the oil pipeline through the reflector 2, the continuous acquisition of images of the crude oil fluid by the high-speed camera 43 is realized, then the images are converted through the signal converter 42, and further the signals are transmitted to the display 41, so that the detection of the fluid density of the crude oil fluid is realized.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A device for measuring crude oil fluid density on line by high-speed photography, which comprises a main shell (1), a meter shell (3) and a detection component (4) for detecting crude oil density, wherein the detection component (4) comprises a high-speed camera (43), a signal converter (42) and a display (41), the signal converter (42) and the high-speed camera (43) are electrically connected, and the display (41) is positioned in the meter shell (3), the device is characterized by further comprising a connecting pipe (5) for connecting the main shell (1) and the meter shell (3), the connecting pipe (5) comprises a mounting section (51) and a connecting section (52), the signal converter (42) is positioned in the mounting section (51), the connecting section (52) is a transparent pipe, and one end of the connecting section (52) extends into the main shell (1) and is abutted against the bottom wall of the main shell (1), the high-speed camera (43) is positioned in the mounting section (51), a reflector (2) is arranged in the connecting section (52), and the high-speed camera (43) shoots the cross section of crude oil fluid through the reflector (2).

2. The device for on-line measurement of crude oil fluid density by high-speed photography according to claim 1, wherein: also comprises a connecting component (6) for connecting the connecting pipe (5) and the main shell (1), the connecting assembly (6) comprises a clamping ring (62) positioned on the side wall of the mounting section (51), a mounting ring (63) positioned on the main shell (1), a limiting ring (61) sleeved on the mounting section (51) and a closing ring (64) used for pressing the clamping ring (62), the clamping ring (62) is positioned in the inner cavity of the limiting ring (61), and a gap is reserved between the clamping ring (62) and the inner side wall of the limit ring (61), the closing ring (64) is positioned on the inner side wall of the limiting ring (61), the limiting ring (61), the closing-in ring (64) and the mounting section (51) are coaxially arranged, the limiting ring (61) is in threaded connection with the mounting ring (63), and the mounting section (51) penetrates through the mounting ring (63).

3. The device for on-line measurement of crude oil fluid density by high-speed photography according to claim 2, wherein: a spring gasket (65) is arranged between the clamping ring (62) and the closing ring (64).

4. The device for on-line measurement of crude oil fluid density by high-speed photography according to claim 3, wherein: offer on main casing body (1) with spacing hole (11) of main casing body (1) inner chamber intercommunication, install on the main casing body (1) and be used for the shutoff spacing boss (12) of spacing hole (11), spacing boss (12) are located under collar (63), spacing boss (12) stretch into main casing body (1) inner chamber one end with linkage segment (52) are pegged graft the cooperation.

5. The device for on-line measurement of crude oil fluid density by high-speed photography according to claim 4, wherein: the limiting boss (12) comprises a thread section (122) and a limiting section (121), the thread section (122) is in threaded connection with the main shell (1), and the limiting section (121) extends into an inner cavity of the connecting pipe (5).

6. The device for on-line measurement of crude oil fluid density by high-speed photography according to claim 5, wherein: and a sealing rubber ring (13) is arranged between the end head part of the threaded section (122) and the main shell (1).

7. The device for on-line measurement of crude oil fluid density by high-speed photography according to claim 5, wherein: the cross-sectional area of the limiting section (121) is gradually increased from one end close to the mounting section (51) to one end far away from the mounting section (51).

8. The device for on-line measurement of crude oil fluid density by high-speed photography according to claim 4, wherein: the connecting pipe (5) is internally provided with a sealing plate (7) used for plugging the inner cavity of the connecting pipe (5), and the sealing plate (7) is close to the limiting boss (12).