CN219606772U

CN219606772U - Multiphase flow metering device

Info

Publication number: CN219606772U
Application number: CN202320339677.2U
Authority: CN
Inventors: 龙洋; 陈驰; 雷鹏; 程春霖; 沈平
Original assignee: Chongqing Academy of Metrology and Quality Inspection
Current assignee: Chongqing Academy of Metrology and Quality Inspection
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-08-29
Anticipated expiration: 2033-02-28

Abstract

The utility model provides a multiphase flow metering device, and belongs to the technical field of metering devices. The multiphase flow metering device comprises a liquid inlet pipe, wherein one end of the liquid inlet pipe is connected with a first valve, one end of the first valve is connected with a liquid outlet pipe, one side of the liquid inlet pipe is connected with a first connecting pipe, one end of the first connecting pipe is connected with a first corrugated pipe, one end of the first corrugated pipe is connected with a second valve, one end of the second valve is provided with a metering mechanism, the metering mechanism comprises a box body, one side of the box body is connected with one end of the second valve, the other side of the box body is connected with a third valve, one end of the third valve is connected with a second corrugated pipe, one side of the liquid outlet pipe is connected with a second connecting pipe, one end of the second corrugated pipe is connected with one end of the second connecting pipe, and the multiphase flow metering device can be effectively and conveniently directly installed on a petroleum pipeline by a user, and has higher practical value.

Description

Multiphase flow metering device

Technical Field

The utility model relates to the technical field of metering devices, in particular to a multiphase flow metering device.

Background

The multiphase flow metering technology is mainly used for detecting the speed measurement of each phase of oil, gas and water in petroleum, total flow measurement or phase fraction measurement.

As disclosed in chinese patent publication No. CN218211459U, a casing is provided with a piston plate inside, a hydraulic cylinder is provided on the upper side of the casing, the lower end of the hydraulic cylinder is connected with a telescopic rod in a power mode, the piston plate is fixed on the lower end face of the telescopic rod, a measuring block is fixed inside the casing, a base is provided on the lower side of the casing, a motor is provided inside the base, and an eccentric wheel is provided on the left side of the motor;

according to the technical scheme, the piston plate moves upwards, so that the air pressure in the detection cavity is reduced, gas mixed in petroleum can be separated from the petroleum, and the air pressure change in the cavity is detected by the air pressure sensor, so that the gas content in the petroleum is measured; meanwhile, the water and oil mixture at the lower side of the piston plate vibrates at high frequency and low amplitude under the rotation of the eccentric wheel, so that oil with small density floats on water to separate the water from the oil, and then the water and oil volumes are measured through scales on the measuring block, so that the respective duty ratio of the water and the oil is measured, the phase fraction in the oil mixture is calculated, the phases in the oil mixture are thoroughly separated, and the measurement accuracy is improved.

Accordingly, in view of the above, research and improvement on the existing structure and the existing defects are performed, and a multiphase flow metering device is provided so as to achieve the purpose of having higher practical value.

Disclosure of Invention

In order to remedy the above shortcomings, the present utility model provides a multiphase flow metering device.

The utility model is realized in the following way:

the utility model provides a multiphase flow metering device, includes the feed liquor pipe, the one end of feed liquor pipe is connected with first valve, the one end of first valve is connected with the drain pipe, one side of feed liquor pipe is connected with first connecting pipe, the one end of first connecting pipe is connected with first bellows, the one end of first bellows is connected with the second valve, the one end of second valve is equipped with metering mechanism, metering mechanism includes the box, one side of box and one end of second valve are connected, the opposite side of box is connected with the third valve, the one end of third valve is connected with the second bellows, one side of drain pipe is connected with the second connecting pipe, the one end of second bellows and one end of second connecting pipe are connected, the hydraulic stem is installed on the top of box, the observation window is installed in the outside of box, the inside of box is equipped with the piston plate, the output end of hydraulic stem runs through the inside top of box, the top fixed connection of piston end and piston plate of hydraulic stem, the one end of third valve is connected with the second bellows, the one side of installing the second bellows is connected with the second bellows, the bottom of installing the pneumatic meter.

Further, the liquid inlet pipe is connected with a first flange at one end far away from the first valve, and the liquid outlet pipe is connected with a second flange at one end far away from the first valve.

Furthermore, one side of the observation window is provided with a graduated scale.

The technical scheme has the beneficial effects that the scale is arranged on one side of the observation window, so that a user can conveniently read the numerical values of water and oil after separation.

Further, a groove is formed in the outer side of the piston plate, and a sealing ring is installed in the inner side of the groove.

Further, the vibration mechanism comprises a case, a motor is installed at the bottom end of the inside of the case, and an eccentric wheel is sleeved at the output end of the motor.

The oil-water separation device has the beneficial effects that the eccentric wheel is sleeved at the output end of the motor, so that the vibration function can be realized by rotating the eccentric wheel, and the oil-water separation effect is improved.

Further, the supporting mechanism comprises a fixed ring, the inner side of the fixed ring is fixedly connected with the outer side of the liquid outlet pipe, a damper is installed at one end of the fixed ring, and one end of the damper is fixedly connected with the outer side of the box body.

The beneficial effect of adopting above-mentioned further scheme is, through the outside fixed connection of one end and box of attenuator, realizes the box and supports, realizes the damping effect simultaneously.

Further, a spring is sleeved on the outer side of the damper, a first limit sleeve is installed at one end of the damper, a second limit sleeve is installed at the other end of the damper, one end of the spring is connected with the inner side of the first limit sleeve, and the other end of the spring is connected with the inner side of the second limit sleeve.

The adoption of the further scheme has the beneficial effects that the damping of the spring is realized through the cooperation of the damper and the spring, and the vibration is reduced and transmitted to the liquid outlet pipe.

Further, steel wires are arranged in the first corrugated pipe and the second corrugated pipe.

Further, a control panel is installed on one side of the box body.

The beneficial effects of the utility model are as follows: the multiphase flow metering device obtained by the design can be arranged at a petroleum pipeline through the arrangement of the liquid inlet pipe and the liquid outlet pipe, is convenient for a user to detect petroleum, realizes the liquid outlet pipe switch through the first valve connected with one end of the liquid inlet pipe, realizes the liquid inlet of the tank through the first connecting pipe connected with one side of the liquid inlet pipe, realizes the liquid outlet of the tank through the second connecting pipe connected with one side of the liquid outlet pipe, realizes the first connecting pipe switch connected with one side of the tank and one end of the second valve, realizes the second connecting pipe switch connected with the third valve through the other side of the tank, is convenient for the tank to shake through the arrangement of the first corrugated pipe and the second corrugated pipe, realizes the movement of the piston plate through the fixed connection of the output end of the hydraulic rod and the top end of the piston plate, realizes the air pressure detection through the barometer arranged at the top end of the piston plate, through the arrangement of the first flange and the second flange, the pipeline connection is convenient, the scale is arranged on one side of the observation window, the user can conveniently read the numerical values after water and oil separation, the eccentric wheel is sleeved at the output end of the motor, the vibration function can be realized through realizing the rotation of the eccentric wheel, the oil-water separation effect is improved, the box body is supported through the fixed connection of one end of the damper and the outer side of the box body, the damping effect is realized simultaneously, the vibration reduction is realized through the cooperation of the damper and the spring, the vibration is reduced and transmitted to the liquid outlet pipe, the steel wires are arranged in the first corrugated pipe and the second corrugated pipe, the structural strength of the first corrugated pipe and the second corrugated pipe is improved, the control panel is arranged on one side of the box body, the equipment is controllable, the use convenience of the product is improved, the utility model can be effectively and conveniently installed on the petroleum pipeline by the user, the petroleum detection device is convenient for users to detect petroleum and has higher practical value.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view 1 of a multiphase flow metering device provided by the utility model;

fig. 2 is a schematic perspective view 2 of a multiphase flow metering device according to the present utility model;

fig. 3 is a schematic perspective view of a multiphase flow metering device according to the present utility model, shown in fig. 3;

FIG. 4 is a cross-sectional view of a housing of a multiphase flow metering device provided by the present utility model;

fig. 5 is a cross-sectional view of a chassis of a multiphase flow metering device provided by the utility model.

In the figure: 100. a liquid inlet pipe; 10001. a first flange; 101. a first valve; 102. a liquid outlet pipe; 10201. a second flange; 103. a first connection pipe; 104. a first bellows; 105. a second valve; 106. a metering mechanism; 10601. a case; 10602. a hydraulic rod; 10603. an observation window; 10604. a piston plate; 10605. an air pressure gauge; 10606. a seal ring; 107. a third valve; 108. a second bellows; 109. a second connection pipe; 110. a support mechanism; 11001. a fixing ring; 11002. a damper; 11003. a spring; 11004. a first stop collar; 11005. the second limit sleeve; 111. a vibration mechanism; 11101. a chassis; 11102. a motor; 11103. an eccentric wheel; 112. and a control panel.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Embodiment one of a multiphase flow metering device of the utility model

The utility model provides the following technical scheme: as shown in fig. 1 to 5, a multiphase flow metering device comprises a liquid inlet pipe 100, one end of the liquid inlet pipe 100 is connected with a first valve 101, one end of the first valve 101 is connected with a liquid outlet pipe 102, one side of the liquid inlet pipe 100 is connected with a first connecting pipe 103, one end of the first connecting pipe 103 is connected with a first corrugated pipe 104, one end of the first corrugated pipe 104 is connected with a second valve 105, one end of the second valve 105 is provided with a metering mechanism 106, the metering mechanism 106 comprises a box 10601, one side of the box 10601 is connected with one end of the second valve 105, the other side of the box 10601 is connected with a third valve 107, one end of the third valve 107 is connected with a second corrugated pipe 108, one side of the liquid outlet pipe 102 is connected with a second connecting pipe 109, one end of the second corrugated pipe 108 is connected with one end of the second connecting pipe 109, a hydraulic rod 10602 is installed at the top end of the box 10601, an observation window 10603 is installed at the outer side of the box 10601, the inside of the box 10601 is provided with a piston plate 10604, the output end of the hydraulic rod 10602 penetrates through the inside top end of the box 10601, the output end of the hydraulic rod 10602 is fixedly connected with the top end of the piston plate 10604, the top end of the piston plate 10604 is provided with a barometer 10605, the outside of the liquid outlet pipe 102 is provided with a supporting mechanism 110, the bottom end of the box 10601 is provided with a vibration mechanism 111, products can be arranged at a petroleum pipeline through the arrangement of the liquid inlet pipe 100 and the liquid outlet pipe 102, a user can conveniently detect petroleum, a first valve 101 is connected at one end of the liquid inlet pipe 100 to realize the switching of the liquid outlet pipe 102, a first connecting pipe 103 is connected at one side of the liquid inlet pipe 100 to realize the liquid outlet of the box 10601, a second connecting pipe 109 is connected at one side of the liquid outlet pipe 102 to realize the liquid outlet of the box 10601, a third valve 107 is connected at the other side of the liquid outlet pipe 10601 through the box 10601, realize second connecting pipe 109 switch, through the setting of first bellows 104 and second bellows 108, make things convenient for box 10601 to rock, through the output of hydraulic stem 10602 and the top fixed connection of piston plate 10604, realize that piston plate 10604 removes, install barometer 10605 through the top of piston plate 10604, realize that atmospheric pressure detects.

The utility model relates to a multiphase flow metering device in a second embodiment

Referring to fig. 1 to 5, the liquid inlet pipe 100 is connected with a first flange 10001 at one end far away from the first valve 101, the liquid outlet pipe 102 is connected with a second flange 10201 at one end far away from the first valve 101, a scale is arranged at one side of the observation window 10603, a groove is formed in the outer side of the piston plate 10604, a sealing ring 10606 is installed at the inner side of the groove, the vibration mechanism 111 comprises a chassis 11101, a motor 11102 is installed at the inner bottom end of the chassis 11101, an eccentric wheel 11103 is sleeved at the output end of the motor 11102, the first flange 10001 and the second flange 10201 are arranged to facilitate pipe connection, the scale is arranged at one side of the observation window 10603 to facilitate a user to read numerical values after water and oil separation, the eccentric wheel 11103 is sleeved at the output end of the motor 11102 to realize rotation of the eccentric wheel 11103, and thus the oil-water separation effect is improved.

Embodiment III of the multiphase flow metering device

Referring to fig. 1 to 5, the supporting mechanism 110 includes a fixed ring 11001, the inner side of the fixed ring 11001 is fixedly connected with the outer side of the liquid outlet pipe 102, a damper 11002 is installed at one end of the fixed ring 11001, one end of the damper 11002 is fixedly connected with the outer side of the box 10601, a spring 11003 is sleeved on the outer side of the damper 11002, a first limit sleeve 11004 is installed at one end of the damper 11002, a second limit sleeve 11005 is installed at the other end of the damper 11002, one end of the spring 11003 is connected with the inner side of the first limit sleeve 11004, the other end of the spring 11003 is connected with the inner side of the second limit sleeve 11005, steel wires are arranged in the first corrugated pipe 104 and the second corrugated pipe 108, a control panel 112 is installed at one side of the box 10601, the box 10601 is fixedly connected with the outer side of the box 10601, meanwhile, a damping effect is achieved through the cooperation of the damper 11002 and the spring 11003, vibration transmission is reduced to the liquid outlet pipe 102, the inner side of the first corrugated pipe 104 and the second corrugated pipe 108 are provided with the steel wires, and the strength of the first corrugated pipe is increased, and the first corrugated pipe is provided with the control panel 112.

Specifically, the working principle of the multiphase flow metering device is as follows: during the use, connect feed liquor pipe 100 and drain pipe 102 in petroleum pipeline department, before measuring, close second valve 105 and third valve 107, start hydraulic stem 10602, make piston plate 10604 upwards move, thereby make the atmospheric pressure in piston plate 10604 downside space reduce, the gas in piston plate 10604 upside space can be discharged through the gap between hydraulic stem 10602 and box 10601, stop after the upward movement a section distance of hydraulic stem 10602, at this moment, detect the atmospheric pressure in piston plate 10604 downside space by barometer 10605 for what the atmospheric pressure is, and show through control panel 112, record the pressure value at this moment, then, reset piston plate 10604, open second valve 105 and third valve 107, make the sample in the box 10601, close second valve 105 and third valve 107, make piston plate 10604 upwards move, record the pressure value at this moment, compare with the pressure value of previous time, the pressure value that both phase difference is the gas content that mix in the petroleum is big in piston plate 10604 downside space, thereby, the motor calculate the gas content in the petroleum in the space is big, it is able to be measured to the oil content, the oil content is measured by the oil window is high, the oil content is easy to the utility model, the oil sample is separated by the oil sample is directly, the oil sample is separated by the oil window is realized, the oil sample is convenient for the user's side, the utility model has the oil is convenient to read out, the oil content of the oil, the oil is measured by the oil, the oil has the value has value on the oil sample, and has the value on the user has the value and can be compared with the oil, and the oil.

It should be noted that, the specific model specification of the motor 11102 needs to be determined by selecting a model according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the motor 11102 and its principles are apparent to those skilled in the art and will not be described in detail herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a multiphase flow metering device, its characterized in that includes feed liquor pipe (100), the one end of feed liquor pipe (100) is connected with first valve (101), the one end of first valve (101) is connected with drain pipe (102), one side of feed liquor pipe (100) is connected with first connecting pipe (103), the one end of first connecting pipe (103) is connected with first bellows (104), the one end of first bellows (104) is connected with second valve (105), the one end of second valve (105) is equipped with metering mechanism (106), metering mechanism (106) include box (10601), one side of box (10601) and the one end of second valve (105) are connected, the opposite side of box (10601) is connected with third valve (107), the one end of third valve (107) is connected with second bellows (108), one side of drain pipe (102) is connected with second bellows (109), the one end of second bellows (108) and the one end of second bellows (109) are connected with second valve (105), the one end of box (10601) is equipped with the one end of box (10601) and the one end of second bellows (10601), the top of box (10601) is equipped with the top of box (10602) is equipped with the inside of box (10601), the top of box (10601) is equipped with the inside of box (10601), the output end of the hydraulic rod (10602) is fixedly connected with the top end of the piston plate (10604), a barometer (10605) is arranged at the top end of the piston plate (10604), a supporting mechanism (110) is arranged on the outer side of the liquid outlet pipe (102), and a vibration mechanism (111) is arranged at the bottom end of the box body (10601).

2. The multiphase flow metering device of claim 1 wherein the inlet pipe (100) is connected with a first flange (10001) at an end remote from the first valve (101), and the outlet pipe (102) is connected with a second flange (10201) at an end remote from the first valve (101).

3. A multiphase flow metering device as recited in claim 1, characterized in that a scale is provided on one side of the viewing window (10603).

4. A multiphase flow metering device as recited in claim 1, wherein the outside of the piston plate (10604) is grooved, and a sealing ring (10606) is mounted inside the groove.

5. The multiphase flow metering device of claim 1 wherein the vibration mechanism (111) comprises a chassis (11101), a motor (11102) is mounted at the inner bottom end of the chassis (11101), and an output end of the motor (11102) is sleeved with an eccentric wheel (11103).

6. The multiphase flow metering device of claim 1, wherein the support mechanism (110) comprises a fixed ring (11001), wherein the inner side of the fixed ring (11001) is fixedly connected with the outer side of the liquid outlet pipe (102), a damper (11002) is installed at one end of the fixed ring (11001), and one end of the damper (11002) is fixedly connected with the outer side of the box body (10601).

7. The multiphase flow metering device of claim 6, wherein a spring (11003) is sleeved outside the damper (11002), a first limit sleeve (11004) is installed at one end of the damper (11002), a second limit sleeve (11005) is installed at the other end of the damper (11002), one end of the spring (11003) is connected with the inner side of the first limit sleeve (11004), and the other end of the spring (11003) is connected with the inner side of the second limit sleeve (11005).

8. A multiphase flow metering device as recited in claim 1, characterized in that the interior of the first bellows (104) and the interior of the second bellows (108) are each provided with steel wires.

9. A multiphase flow metering device as recited in claim 1, characterized in that a control panel (112) is mounted to one side of the tank (10601).