CN210509148U

CN210509148U - Underground modular multiphase flowmeter

Info

Publication number: CN210509148U
Application number: CN201921553656.0U
Authority: CN
Inventors: 陈强; 曹江生
Original assignee: Xiangdong Tianjin Petroleum Technology Service Co Ltd
Current assignee: Xiangdong Tianjin Petroleum Technology Service Co Ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-05-12
Anticipated expiration: 2029-09-18

Abstract

The utility model provides a heterogeneous flowmeter of modularization in pit. The utility model discloses a flowmeter, including flowmeter main part, port outer wall fixedly connected with flange, protection machanism and protection plate, the outside outer wall fixedly connected with of flowmeter main part is taken over, the port outer wall fixedly connected with flange of taking over, the pedestal mounting is in the tip outside of flange, the through-hole has been seted up on the end surface of base, the inner wall of through-hole has been seted up and has been accomodate the groove, it equals with the port diameter of taking over to accomodate the groove, the inside guard plate that is provided with of port of through-hole, the inboard inner wall fixedly connected with bearing in guard plate and the groove of accomodating, the inside in the groove is installed to the bearing, the port outside. The utility model provides a heterogeneous flowmeter of modularization in pit has the base through the design, and the base passes through spacing knot to be fixed in the flange outside of takeover, and the guard plate covers in the port outside of takeover, and the guard plate protection takeover avoids the pollution of external impurity.

Description

Underground modular multiphase flowmeter

Technical Field

The utility model relates to a flowmeter field especially relates to a heterogeneous flowmeter of modularization in pit.

Background

Generally, an oil-gas well is only intensively metered at a ground wellhead or an oil production plant during production, the flow rate is generally monitored, the phase holding rate monitoring is also generally discontinuous, only the underground produced liquid and gas can be uniformly recorded on the ground, the actual underground multiphase flow, the phase holding rate, the temperature, the pressure and other characteristics cannot be monitored on line, and particularly the underground multi-layer commingled production cannot be monitored.

Although the downhole multiphase flow meter disclosed in the publication No. CN 204920935U can reduce the working time, improve the working efficiency, and reduce the time, labor and material resources for going downhole, it does not solve the problem that the existing downhole modular multiphase flow meter is easy to have external impurities entering the inside of the flow meter main body through the connection pipe and other ports during the storage or transportation process, and therefore, it is necessary to provide a downhole modular multiphase flow meter to solve the above technical problems.

Disclosure of Invention

The utility model provides a heterogeneous flowmeter of modularization in pit has solved the heterogeneous flowmeter of current modularization in pit and has had external impurity to get into the inside problem of flowmeter main part through ports such as takeover easily in storage or transportation.

In order to solve the technical problem, the utility model provides a pair of heterogeneous flowmeter of modularization in pit, including flowmeter main part and protection machanism: the utility model discloses a flowmeter, including flowmeter main part, port outer wall fixedly connected with flange, protection machanism and protection plate, the outside outer wall fixedly connected with of flowmeter main part is taken over, the port outer wall fixedly connected with flange of taking over, the pedestal mounting is in the tip outside of flange, the through-hole has been seted up on the end surface of base, the inner wall of through-hole has been seted up and has been accomodate the groove, it equals with the port diameter of taking over to accomodate the groove, the inside guard plate that is provided with of port of through-hole, the inboard inner wall fixedly connected with bearing in guard plate and the groove of accomodating, the inside in the groove is installed to the bearing, the port outside.

Preferably, the bottom of the flowmeter main body is provided with a bottom plate, the flowmeter main body and the top surface of the bottom plate are fixedly connected with a support frame, a square groove is formed in the bottom plate, and an air cushion is fixedly connected in the square groove.

Preferably, the inner wall of the top of the square groove is fixedly connected with an upper column body, the inner wall of the bottom of the square groove is fixedly connected with a lower column body, and the upper column body and the lower column body are on a longitudinal straight line.

Preferably, the bottom surface of the upper cylinder is provided with a circular groove, the end part of the lower cylinder is fixed inside the port of the circular groove, and the top surface of the lower cylinder and the inner wall of the top of the circular groove are fixedly connected with an inner spring.

Preferably, the bottom end of the upper column body is fixedly connected with an outer spring, the outer spring is installed on the outer side of the lower column body, and the diameter of the outer spring is equal to the outer diameter of the bottom end of the upper column body.

Preferably, the outer side surface of the flange is provided with an annular groove, the outer wall of the port of the annular groove is provided with a bayonet, and the cross section of the annular groove is of an L-shaped structure.

Preferably, the inner side outer wall of the base is fixedly connected with a limiting buckle, the cross section of the limiting buckle is of an L-shaped structure, and the limiting buckle penetrates through the bayonet and is fixed in the annular groove.

Preferably, a guide pipe is fixedly connected between ports of the flowmeter main body, the outer wall of the end part of the guide pipe is fixedly connected with a fixing sleeve, and a fixing bolt is fixedly connected between the outer walls of the fixing sleeves.

Compared with the prior art, the utility model provides a heterogeneous flowmeter of modularization in pit has following beneficial effect:

(1) through the base and the guard plate of design, solved current heterogeneous flowmeter of modularization in the pit and had external impurity to get into the inside problem of flowmeter main part through ports such as takeover easily in storage or transportation, the base passes through the limit buckle to be fixed in the flange outside of takeover, and the guard plate covers in the port outside of takeover, and the guard plate protection takeover is avoided the pollution of external impurity.

(2) The problem that the existing underground modularized multi-phase flowmeter can generate a little vibration when being installed with a frame and used is solved through the designed air cushion, the inner spring and the outer spring, the air cushion inside the square groove can effectively bear the impact force generated in the installation process of the flowmeter main body and the frame, and the inner spring and the outer spring inside the square groove are deformed to slow down the vibration between the flowmeter main body and the frame.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a downhole modular multiphase flowmeter of the present invention;

FIG. 2 is a schematic structural view of the base shown in FIG. 1;

FIG. 3 is a schematic structural view of the spacing buckle shown in FIG. 1;

FIG. 4 is a schematic structural view of the fender shown in FIG. 1;

FIG. 5 is a schematic structural view of the square groove shown in FIG. 1;

fig. 6 is a schematic structural view of the upper column shown in fig. 1.

Reference numbers in the figures: 1. the flowmeter comprises a flange, 2, a connecting pipe, 3, a flowmeter main body, 4, a bottom plate, 5, a supporting frame, 6, an annular groove, 7, a bayonet, 8, a fixing bolt, 9, a fixing sleeve, 10, a guide pipe, 11, a limiting buckle, 12, a base, 13, a protection plate, 14, a through hole, 15, a rubber band, 16, a bearing, 17, a containing groove, 18, an upper cylinder, 19, an outer spring, 20, a lower cylinder, 21, a square groove, 22, an air cushion, 23, a circular groove, 24 and an inner spring.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a schematic structural diagram of a base; FIG. 3 is a schematic structural view of a spacing buckle; FIG. 4 is a schematic structural view of the guard plate; FIG. 5 is a schematic structural view of a square groove; fig. 6 is a schematic structural view of the upper column. A downhole modular multiphase flow meter comprising a flow meter body 3 and a guard mechanism: outer wall fixedly connected with of the outside of flowmeter main part 3 takes over 2, port outer wall fixedly connected with flange 1 of taking over 2, protection machanism includes base 12, base 12 installs the tip outside at flange 1, through-hole 14 has been seted up on the tip surface of base 12, the inner wall of through-hole 14 has been seted up and has been accomodate groove 17, it equals with the port diameter of taking over 2 to accomodate groove 17, the inside guard plate 13 that is provided with of port of through-hole 14, guard plate 13 and the inboard inner wall fixedly connected with bearing 16 who accomodates groove 17, bearing 16 installs the inside of accomodating groove 17, the port outside at taking over 2 is fixed to guard plate 13, guard plate 13 and the outside inner wall fixedly connected with rubber band 15 of accomodating groove 17, base 12 fixes the flange 1 outside at taking over 2 through

spacing knot

11, 13 covers the port outside at taking over 2, guard plate.

The bottom of flowmeter main part 3 is provided with bottom plate 4, and flowmeter main part 3 and bottom plate 4's top fixed surface are connected with support frame 5, and square groove 21 has been seted up to bottom plate 4's inside, and the inside fixedly connected with air cushion 22 of square groove 21.

The top inner wall of the square groove 21 is fixedly connected with an upper column body 18, the bottom inner wall of the square groove 21 is fixedly connected with a lower column body 20, and the upper column body 18 and the lower column body 20 are on a longitudinal straight line.

The bottom surface of the upper column 18 is provided with a circular groove 23, the end part of the lower column 20 is fixed inside the port of the circular groove 23, and the top surface of the lower column 20 and the inner wall of the top of the circular groove 23 are fixedly connected with an inner spring 24.

The bottom end of the upper column 18 is fixedly connected with an outer spring 19, the outer spring 19 is installed on the outer side of the lower column 20, and the diameter of the outer spring 19 is equal to the outer diameter of the bottom end of the upper column 18.

An annular groove 6 is formed in the outer side surface of the flange 1, a bayonet 7 is formed in the outer wall of a port of the annular groove 6, and the cross section of the annular groove 6 is of an L-shaped structure.

The inner side outer wall of the base 12 is fixedly connected with a limit buckle 11, the cross section of the limit buckle 11 is of an L-shaped structure, and the limit buckle 11 penetrates through the bayonet 7 and is fixed inside the annular groove 6.

A guide pipe 10 is fixedly connected between ports of the flowmeter main body 3, the outer wall of the end part of the guide pipe 10 is fixedly connected with a fixed sleeve 9, and a fixing bolt 8 is fixedly connected between the outer walls of the fixed sleeve 9.

The utility model provides a heterogeneous flowmeter's of underground modularization theory of operation as follows: after the device is installed, a base 12 of the multiphase flowmeter is fixed on the outer side of a flange 1 of a connecting pipe 2 in the transportation or storage process, a limit buckle 11 of the base 12 penetrates through a bayonet 7 and is fixed inside an annular groove 6, the base 12 and the flange 1 of the connecting pipe 2 are firmly fixed, a protection plate 13 effectively prevents external impurities from entering a flowmeter main body 3 through the connecting pipe 2, the protection plate 13 can rotate to the inside of a containing groove 17 under the action of a bearing 16, the protection plate 13 does not influence the normal use of the connecting pipe 2, the protection plate 13 can automatically reset under the pulling of a rubber band 15, the protection plate 13 continuously protects the connecting pipe 2 from being polluted by the external impurities, an air cushion 22 inside a square groove 21 of a bottom plate 4 can effectively bear the impact force generated in the installation process of the flowmeter main body 3 and a frame, an upper cylinder 18 inside the square groove 21 extrudes an outer spring 19, and, meanwhile, the lower column 20 pushes the inner spring 24 inside the circular groove 23, the inner spring 24 deforms to slow down the vibration between the flowmeter body 3 and the frame, and the installation and fixation between the flowmeter body 3 and the frame are slowed down more stably.

(1) through the base 12 and the guard plate 13 of design, solved current heterogeneous flowmeter of modularization in the pit have external impurity to get into the inside problem of flowmeter main part 3 through ports such as takeover 2 easily in storage or transportation, base 12 fixes in the flange 1 outside of takeover 2 through spacing knot 11, guard plate 13 covers in the port outside of takeover 2, guard plate 13 protects takeover 2 to avoid the pollution of external impurity.

(2) Air cushion 22, interior spring 24 and outer spring 19 through the design have solved present heterogeneous flowmeter of underground modularization and have been difficult to avoid the problem that can produce some vibrations in installing and the use with the frame work, and the impact force that produces in flowmeter main part 3 and the frame work installation process can effectively be born to the inside air cushion 22 of square groove 21, and the inside interior spring 24 of square groove 21 all takes place to deform with outer spring 19 and slows down the vibrations between flowmeter main part 3 and the frame.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A downhole modular multiphase flow meter, comprising a flow meter body (3) and a guard mechanism: the outer side outer wall of the flowmeter main body (3) is fixedly connected with a connecting pipe (2), the outer wall of a port of the connecting pipe (2) is fixedly connected with a flange (1), the protection mechanism comprises a base (12), the base (12) is arranged on the outer side of the end part of the flange (1), the end surface of the base (12) is provided with a through hole (14), the inner end inner wall of the through hole (14) is provided with a receiving groove (17), the diameter of the accommodating groove (17) is equal to that of the port of the connecting pipe (2), a protective plate (13) is arranged inside the port of the through hole (14), the protective plate (13) and the inner side wall of the containing groove (17) are fixedly connected with a bearing (16), the bearing (16) is arranged in the containing groove (17), the protection plate (13) is fixed on the outer side of the port of the connecting pipe (2), the protective plate (13) and the inner wall of the outer side of the containing groove (17) are fixedly connected with a rubber band (15).

2. The downhole modular multiphase flowmeter according to claim 1, wherein a bottom plate (4) is arranged at the bottom end of the flowmeter body (3), a support frame (5) is fixedly connected to the top surfaces of the flowmeter body (3) and the bottom plate (4), a square groove (21) is formed in the bottom plate (4), and an air cushion (22) is fixedly connected to the inside of the square groove (21).

3. A downhole modular multiphase flow meter according to claim 2, wherein an upper column (18) is fixedly connected to the top inner wall of the square groove (21), a lower column (20) is fixedly connected to the bottom inner wall of the square groove (21), and the upper column (18) and the lower column (20) are in a longitudinal line.

4. A downhole modular multiphase flowmeter according to claim 3, wherein the bottom surface of the upper cylinder (18) is provided with a circular groove (23), the end of the lower cylinder (20) is fixed inside a port of the circular groove (23), and the top surface of the lower cylinder (20) and the top inner wall of the circular groove (23) are fixedly connected with an inner spring (24).

5. A downhole modular multiphase flow meter according to claim 3, wherein an outer spring (19) is fixedly connected to the bottom end of the upper cylinder (18), the outer spring (19) being mounted outside the lower cylinder (20), the outer spring (19) having a diameter equal to the outer diameter of the bottom end of the upper cylinder (18).

6. The downhole modular multiphase flowmeter according to claim 1, wherein an annular groove (6) is formed in the outer side surface of the flange (1), a bayonet (7) is formed in the outer wall of a port of the annular groove (6), and the annular groove (6) has an L-shaped cross section.

7. A downhole modular multiphase flowmeter according to claim 6, wherein a limit buckle (11) is fixedly connected to the inner outer wall of the base (12), the cross section of the limit buckle (11) is of an L-shaped structure, and the limit buckle (11) is fixed inside the annular groove (6) through the bayonet (7).

8. A downhole modular multiphase flowmeter according to claim 1, wherein a guide pipe (10) is fixedly connected between ports of the flowmeter body (3), a fixing sleeve (9) is fixedly connected to an outer wall of an end portion of the guide pipe (10), and a fixing bolt (8) is fixedly connected between outer walls of the fixing sleeve (9).