CN211819365U - Weighing type oil well metering device - Google Patents
Weighing type oil well metering device Download PDFInfo
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- CN211819365U CN211819365U CN201922000255.9U CN201922000255U CN211819365U CN 211819365 U CN211819365 U CN 211819365U CN 201922000255 U CN201922000255 U CN 201922000255U CN 211819365 U CN211819365 U CN 211819365U
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Abstract
The utility model provides a weighing type oil well metering device, wherein a first liquid inlet, an inner cavity and a first liquid outlet are communicated in sequence; the liquid storage tank is arranged in the inner cavity, the first liquid inlet is communicated with the second liquid inlet, the second liquid outlet is communicated with the first liquid outlet or the inner cavity, and the second liquid inlet, the liquid storage cavity and the second liquid outlet are sequentially communicated; the weighing component is connected with the liquid storage tank; the liquid drainage switch component cuts off or communicates the second liquid outlet; fluid loops through first inlet and second inlet and gets into the oil storage tank, weighs the quality of the fluid that the subassembly measured the liquid storage pot and got into, and flowing back switch module is weighing the subassembly and measuring the back that finishes, and intercommunication second liquid outlet, fluid pass through second liquid outlet flow direction inner chamber or first liquid outlet. Through above-mentioned scheme, the combination of weighing the subassembly and flowing back switch module is used, realizes quick, effectual discontinuous measurement, the accurate measurement of fluid in the oil well, and measuring time is controllable, but multiple measurements carry out data calibration.
Description
Technical Field
The utility model relates to an oil well measurement field especially relates to a device that oil mass measurement was carried out to mode of weighing.
Background
The oil measurement is centralized in the measurement room, and the oil measurement is carried out by adopting a separator and a glass tube, which is the most common production measurement method in the oil field at present. However, the method not only has large influence of human factors, but also needs to establish a measuring room and a matched process flow. Other new technologies, such as a mass flow oil metering method, have high automation degree, but have poor stability in coping with complex working conditions, the technology on the market is not mature, the influence of pump conditions on oil metering by a power diagram method is large, and the metering error is large; the movable oil metering vehicle has high use cost, low efficiency and high labor intensity; the low-temperature resistance of the tipping bucket oil metering device is poor, and the like.
The method has important influence on the accurate measurement of the yield, the evaluation value of the oil well, the actual yield and the like.
In view of the above, a weighing type oil well metering device is proposed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a weighing type oil well metering device measures the quality that the unit interval got into the liquid storage pot through weighing the subassembly, can reach the output of unit interval's oil well, discharges through flowing back switch module, and repeated many times of carrying out measures, can obtain accurate data.
The utility model discloses a technique be:
a weighing type oil well metering device comprises a shell, wherein the shell is provided with a first liquid inlet, an inner cavity and a first liquid outlet, and the first liquid inlet, the inner cavity and the first liquid outlet are sequentially communicated; the liquid storage tank is arranged in the inner cavity and is provided with a second liquid inlet, a liquid storage cavity and a second liquid outlet, the first liquid inlet is communicated with the second liquid inlet, the second liquid outlet is communicated with the first liquid outlet or the inner cavity, and the second liquid inlet, the liquid storage cavity and the second liquid outlet are sequentially communicated; the device also comprises a weighing component, and the weighing component is connected with the liquid storage tank; the liquid drainage switch component is used for stopping or communicating the second liquid outlet; fluid loops through first inlet and second inlet and gets into the liquid storage pot, weighs the quality of the fluid that the subassembly measured to get into in the liquid storage pot, and flowing back switch module is weighing the subassembly and measuring the back that finishes, communicates the second liquid outlet, and fluid passes through second liquid outlet flow direction inner chamber or first liquid outlet.
Through above-mentioned scheme, the combination of weighing the subassembly and flowing back switch module is used, realizes quick, effectual discontinuous measurement, the accurate measurement of fluid in the oil well, and measuring time is controllable, but multiple measurements carry out data calibration.
The liquid level controller comprises a first pipeline, a second pipeline and a two-position three-way valve, wherein the first pipeline is connected with the two-position three-way valve, the second pipeline is connected with the two-position three-way valve, a first liquid inlet is connected with the two-position three-way valve, and a second pipeline is connected with a first liquid outlet. The device can be installed on a transportation pipeline of an oil well by utilizing the two-position three-way valve, and the pipeline is switched according to the measurement requirement, so that the actual normal oil transportation of the oil well is not influenced.
As a further optimization of the scheme, the inner cavity is provided with a buffer flow passage, the second liquid inlet, the buffer flow passage and the second liquid outlet are sequentially communicated, and the buffer flow passage is of a stepped structure or a vortex structure. The buffer runner can impact oil to reduce speed or centrifuge effect, can be with the gaseous emission in the oil.
As further optimization of the scheme, the liquid discharge switch assembly is a push-pull assembly or an electric control valve. The push-pull assembly needs to be matched with a valve or a plug for use, and the problem can be solved by adopting an electric control valve.
As a further optimization of the scheme, the device also comprises a flow meter, and at least one flow meter is connected with the first liquid inlet or the first liquid outlet. The volume of oil which can enter the device for measurement through the flowmeter maintains the gas containing volume and the degassing volume.
As further optimization of the scheme, the liquid-discharging device further comprises a control system and a first electric control valve, wherein the control system is connected with the first electric control valve, the first electric control valve is connected with a first liquid inlet, the control system is connected with the weighing assembly, and the control system is connected with a liquid-discharging switch assembly; the control system sends a communication instruction to the first electric control valve and sends a stop instruction to the liquid discharge switch assembly, and oil flows to the liquid storage tank; the control system sends a stop instruction to the first electric control valve, receives the weighing value of the weighing assembly, and records the communication time of the first electric control valve; the control system sends a communication instruction to the liquid discharge switch assembly, and the oil liquid flows out of the liquid storage tank through the second liquid outlet.
Through setting up control system, can realize automatic oil mass measurement, through setting for measurement time or number of times, can carry out automatic many times and measure.
As the further optimization of the scheme, the automatic weighing system further comprises a display unit, wherein the display unit is connected with a control system, and the control system sends the communication time between the data of the weighing assembly and the first electric control valve to the display unit. The display unit directly displays the measured time and the weight of the oil, the actual oil well yield per day can be calculated, and the converted oil well yield can be directly displayed on the display unit through programming a control system algorithm.
As the further optimization of the scheme, the system also comprises a Bluetooth module, and the control system is connected with the Bluetooth module. Through the bluetooth module, peripheral equipment connection can be carried out, for example, cell-phone can exchange data or through bluetooth control system.
Compared with the prior art, the beneficial effects of the utility model are that:
by adopting the device, accurate oil quantity measurement can be carried out, the measurement precision is accurate, and the data is reliable.
Through setting up reasonable valve, can realize not influencing the normal fluid transportation of oil well among the measurement process.
By means of the control system, automatic measurement and instant response data can be carried out.
Drawings
Fig. 1 is one of the schematic structural diagrams of a weighing type oil well metering device provided by the present invention;
fig. 2 is a second schematic structural diagram of a weighing type oil well metering device provided by the present invention;
fig. 3 is a third schematic structural diagram of a weighing type oil well metering device provided by the present invention;
fig. 4 is a schematic diagram of a control system of a weighing type oil well metering device provided by the utility model.
Detailed Description
The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the functions, methods, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.
In the description of the present embodiments, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; 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.
Example 1:
referring to fig. 1-4, a weighing type oil well metering device includes a housing 1, the housing 1 is provided with a first liquid inlet 11, an inner cavity 12 and a first liquid outlet 13, the first liquid inlet 11, the inner cavity 12 and the first liquid outlet 13 are sequentially communicated; the liquid storage tank 2 is provided with a second liquid inlet 21, a liquid storage cavity 23 and a second liquid outlet 22, the first liquid inlet 11 is communicated with the second liquid inlet 21, the second liquid outlet 22 is communicated with the first liquid outlet 13 or the inner cavity 12, and the second liquid inlet 21, the liquid storage cavity 23 and the second liquid outlet 22 are sequentially communicated; the device also comprises a weighing component 3, wherein the weighing component 3 is connected with the liquid storage tank 2; the liquid discharging switch component 4 is further included, and the liquid discharging switch component 4 cuts off or communicates the second liquid outlet 22; fluid loops through first inlet 11 and second inlet 21 and gets into liquid storage pot 2, weighs the quality of the fluid that subassembly 3 measured the entering in the liquid storage pot 2, and flowing back switch module 4 is weighing subassembly 3 and measuring the back that finishes, communicates second liquid outlet 22, and fluid passes through second liquid outlet 22 and flows to inner chamber 12 or first liquid outlet 13.
As the further optimization of scheme, still include first pipeline 6, second pipeline 7 and two-position three-way valve 5, first pipeline 6 is connected with two-position three-way valve 5, and second pipeline 7 is connected with two-position three-way valve 5, and first inlet 11 is connected with two-position three-way valve 5, and second pipeline 7 is connected with first liquid outlet 13. By utilizing the two-position three-way valve 5, the device can be arranged on a transportation pipeline of an oil well, and the pipeline is switched according to the measurement requirement, so that the actual normal oil transportation of the oil well is not influenced.
The oil mass measurement is divided into the mass measurement or the volume measurement of oil, and the measuring equipment has a plurality of types and different modes, and most importantly, the rapid and accurate measurement is realized, and the normal oil transportation cannot be influenced.
In the embodiment, the first pipeline 6 and the second pipeline 7 of the device are connected in series to the transportation pipeline of the oil well, and when oil is normally transported, the two-position three-way valve 5 is communicated with the first pipeline 6 and the second pipeline 7, so that the oil is normally transported; when needs carry out the measurement, two-position three-way valve 5 communicates first pipeline 6 and first inlet 11, the device lets in fluid in the unit interval, then two-position three-way valve 5 communicates first pipeline 6 and second pipeline 7 once more, fluid reverts normal transportation, fluid reservoir 2 carries out the interim splendid attire of fluid, weigh the quality of the fluid reservoir 2 after subassembly 3 measurement oil charging, calculate the quality of the fluid in the unit interval through the difference, can convert out the actual output of one day, one month's isometric time, after the data record is accomplished, through flowing back switch module 4, open second liquid outlet 22, the fluid in the fluid reservoir 2 flows back to second pipeline 7. A one-way valve is preferably arranged between the first outlet opening 13 and the second conduit 7.
The top of the shell 1 is provided with an exhaust port for timely exhausting and vacuumizing operation. Wherein the data display panel 31 of the weighing assembly 3 is preferably arranged on top of the housing 1, the person can directly observe the real-time data.
Through above-mentioned scheme, weigh the combination of subassembly 3 and flowing back switch module 4 and use, realize quick, effectual discontinuous measurement, the accurate measurement of fluid in the oil well, measuring time is controllable, but multiple measurements carry out data calibration.
Example 2:
referring to fig. 1 to 4, the present embodiment optimizes the internal structure of the liquid storage tank 2 to achieve the effect of separating the gas phase from the liquid phase, so as to perform more accurate measurement.
In this embodiment, the inner cavity 12 is provided with a buffer flow passage, the second liquid inlet 21, the buffer flow passage and the second liquid outlet 22 are sequentially communicated, and the buffer flow passage is of a stepped structure or a vortex structure. The buffer runner can impact oil to reduce speed or centrifuge effect, can be with the gaseous emission in the oil.
The volume of the oil liquid weighed by a traditional flow meter isovolumetric measuring device is inaccurate due to the gas mixed with the oil liquid or the gas existing in the oil liquid in the transportation process, and the volume of the gas is inconsistent with the volume of the oil liquid in different environments along with the change of temperature and pressure, so that the volume of the oil liquid measured is inaccurate. Through the design of the buffer flow channel of the inner cavity 12, the oil liquid is subjected to gas-liquid separation in the inner cavity 12, gas mixed with the oil liquid is reduced, and the measuring accuracy of the weighing assembly 3 is improved.
As a further optimization of the scheme, the device also comprises a flow meter, and at least one flow meter is connected with the first liquid inlet 11 or the first liquid outlet 13. The volume of oil which can enter the device for measurement through the flowmeter maintains the gas containing volume and the degassing volume.
In practical use, the flowmeter is necessary to be arranged in front of the first liquid inlet 11, because the volume of the liquid storage tank 2 is fixed, the volume of oil liquid introduced into the device at a time is smaller than that of the liquid storage tank 2, and inaccurate measurement is prevented. The oil liquid after gas-liquid separation of the liquid storage tank 2 is provided with a flowmeter behind the first liquid outlet 13, so that data which are relatively close to the actual volume of the oil liquid can be measured, and data such as the density of the oil liquid can be calculated.
As a further optimization of the scheme, the liquid discharge switch assembly 4 is a push-pull assembly or an electric control valve. The push-pull assembly needs to be matched with a valve or a plug for use, and the problem can be solved by adopting an electric control valve. The push-pull assembly can be a manual push-pull device or a pneumatic, hydraulic or electric push-pull assembly, and when mechanical automation is used, the electric control valve is a common switch assembly, so that the assembly difficulty is low. In this embodiment, the liquid discharge switch assembly 4 is an electrically controlled valve.
Example 3:
referring to fig. 1-4, in order to realize automatic measurement, interference of manual operation is reduced, errors are reduced, and cost is reduced.
In the embodiment, the liquid-discharging device further comprises a control system and a first electric control valve 8, wherein the control system is connected with the first electric control valve 8, the first electric control valve 8 is connected with the liquid inlet, the control system is connected with the weighing assembly 3, and the control system is connected with the liquid-discharging switch assembly 4; the control system sends a communication instruction to the first electric control valve 8 and sends a stop instruction to the liquid discharge switch component 4, and the oil flows to the liquid storage tank 2; the control system sends a stop instruction to the first electric control valve 8, receives the weighing value of the weighing component 3, and records the communication time of the first electric control valve 8; the control system sends a communication instruction to the liquid discharge switch assembly 4 and the oil flows out of the liquid storage tank 2 through the second liquid outlet 22.
For the actual operation in examples 1-2, where the measurement is needed, step 1: after the control system opens the first electric control valve 8, the technology of communication duration of the first electric control valve 8 is started, meanwhile, a closing signal is sent to the liquid discharge switch assembly 4, the second liquid outlet 22 is ensured to be in a closed state, the control system receives the weighing value of the weighing assembly 3 in real time, and after certain oil liquid is introduced in unit time; step 2: the control system sends a closing signal to the first electric control valve 8, and after the value of the weighing component 3 is not changed any more, the control system records the time T1 for single communication of the first electric control valve 8 and the change value Delta M of the weighing component 3; and step 3: after finishing the data recording, the control system controls the liquid discharge switch assembly 4 to send out an opening signal, the second liquid outlet 22 is communicated, and the oil liquid flows out from the first liquid outlet 13. The daily actual yield can be converted by repeating the steps 1-3, and an accurate value can be obtained by averaging through multiple measurements.
Aiming at the design of the flowmeter in the implementation 2, an electronic flowmeter communication control system can be adopted to realize timely flow monitoring, the communication time of the first electronic control valve 8 can be determined according to the measurement data of the first electronic flowmeter 91 by monitoring the instant data of the first electronic flowmeter 91 in front of the first liquid outlet 13, and after the single measurement change data measured by the first electronic flowmeter 91 is set, the single measurement change data can be used as the basis for the on-off of the first electronic control valve 8, and the on-off of the first electronic control valve 8 can also be manually set. Meanwhile, the second electronic flowmeter 92 matched with the first liquid outlet 13 is used for measuring the flow, namely the volume, of the discharged oil after gas separation, and the volume of the oil measured by the weighing assembly 3 can be converted into the density for immediate feedback.
When step 2 is carried out, the vacuum pumping operation can be carried out by matching with the exhaust holes, so that the separation of gas is accelerated, and the operation is carried out according to actual needs.
Through setting up control system, can realize automatic oil mass measurement, through setting for measurement time or number of times, can carry out automatic many times and measure.
As the further optimization of the scheme, the automatic weighing device further comprises a display unit, wherein the display unit is connected with a control system, and the control system sends the communication time between the data of the weighing component 3 and the first electric control valve 8 to the display unit. The display unit directly displays the measured time and the weight of the oil, the actual oil well yield per day can be calculated, and the converted oil well yield can be directly displayed on the display unit through programming a control system algorithm. It is mentioned from embodiment 1 that the data display panel 31 of the weighing module 3 is arranged on the top surface for easy observation, so that the information collected by the control system can be displayed through the display unit, and the instant data can be set and displayed for manual recording or all data can be displayed at the same time, and the displayed data can be programmed and changed according to actual needs. The time of communication of the data of the weighing module 3 with the first electrically controlled valve 8 is the most essential information at each measurement.
As the further optimization of the scheme, the system also comprises a Bluetooth module, and the control system is connected with the Bluetooth module. Through the bluetooth module, peripheral equipment connection can be carried out, for example, cell-phone can exchange data or through bluetooth control system. In order to realize more intuitive data measurement, communication using the bluetooth module has become a mature technology, and home appliance intelligent devices such as a body fat scale, a bracelet and the like all communicate data through the bluetooth module. Data exchange required by the control system is numerical values, a plurality of mature technologies are available on the market, and how to realize connection is not critical. Or networking can be performed by adopting a network module, so that the functions of data sharing, remote control and the like are realized.
The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The weighing type oil well metering device is characterized by comprising a shell (1), wherein the shell (1) is provided with a first liquid inlet (11), an inner cavity (12) and a first liquid outlet (13), and the first liquid inlet (11), the inner cavity (12) and the first liquid outlet (13) are communicated in sequence; the liquid storage tank (2) is arranged in the inner cavity (12), the liquid storage tank (2) is provided with a second liquid inlet (21), a liquid storage cavity (23) and a second liquid outlet (22), the first liquid inlet (11) is communicated with the second liquid inlet (21), the second liquid outlet (22) is communicated with the first liquid outlet (13) or the inner cavity (12), and the second liquid inlet (21), the liquid storage cavity (23) and the second liquid outlet (22) are sequentially communicated; the device also comprises a weighing component (3), wherein the weighing component (3) is connected with the liquid storage tank (2); the liquid discharging device further comprises a liquid discharging switch component (4), and the liquid discharging switch component (4) cuts off or communicates the second liquid outlet (22); fluid loops through first inlet (11) and second inlet (21) get into liquid storage pot (2), weigh subassembly (3) and measure the quality of the fluid that gets into in liquid storage pot (2), flowing back switch module (4) are in weigh subassembly (3) and measure the back that finishes, communicate second liquid outlet (22), fluid passes through second liquid outlet (22) flow direction inner chamber (12) or first liquid outlet (13).
2. A weighing type oil well metering device according to claim 1, characterized by further comprising a first pipeline (6), a second pipeline (7) and a two-position three-way valve (5), wherein the first pipeline (6) is connected with the two-position three-way valve (5), the second pipeline (7) is connected with the two-position three-way valve (5), the first liquid inlet (11) is connected with the two-position three-way valve (5), and the second pipeline (7) is connected with the first liquid outlet (13).
3. A weighing type oil well metering device according to claim 1, characterized in that the inner cavity (12) is provided with a buffer flow passage, the second liquid inlet (21), the buffer flow passage and the second liquid outlet (22) are communicated in sequence, and the buffer flow passage is of a stepped structure or a vortex structure.
4. A weighing well metering device according to claim 1, characterised in that the liquid discharge switch assembly (4) is a push-pull assembly or an electrically controlled valve.
5. A weighted oil well metering device according to claim 3, further comprising a flow meter, at least one of said flow meters being connected to said first inlet port (11) or said first outlet port (13).
6. A weighing-type oil well metering device according to any one of claims 1-5, characterized by further comprising a control system, a first electrically controlled valve (8), the control system being connected with the first electrically controlled valve (8), the first electrically controlled valve (8) being connected with the first liquid inlet (11), the control system being connected with the weighing assembly (3), the control system being connected with the liquid discharge switch assembly (4);
the control system sends a communication instruction to the first electric control valve (8) and sends a stop instruction to the liquid discharge switch component (4), and oil flows to the liquid storage tank (2);
the control system sends a stop instruction to the first electric control valve (8), receives a weighing value of the weighing assembly (3), and records the communication time of the first electric control valve (8);
and the control system sends a communication instruction to the liquid drainage switch component (4), and oil liquid flows out of the liquid storage tank (2) through the second liquid outlet (22).
7. A weighted oil well metering device according to claim 6, characterized in that it further comprises a display unit connected to the control system, the control system sending to the display unit the communication time of the data of the weighing assembly (3) with the first electrically controlled valve (8).
8. The weighing type oil well metering device of claim 7, further comprising a Bluetooth module, wherein the control system is connected with the Bluetooth module.
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| CN201922000255.9U CN211819365U (en) | 2019-11-19 | 2019-11-19 | Weighing type oil well metering device |
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| CN201922000255.9U CN211819365U (en) | 2019-11-19 | 2019-11-19 | Weighing type oil well metering device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114894288A (en) * | 2022-05-07 | 2022-08-12 | 北京工业职业技术学院 | Calibration device, calibration method and electronic belt scale |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114894288A (en) * | 2022-05-07 | 2022-08-12 | 北京工业职业技术学院 | Calibration device, calibration method and electronic belt scale |
| CN114894288B (en) * | 2022-05-07 | 2023-12-22 | 北京工业职业技术学院 | Calibration device, calibration method and electronic belt scale |
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