CN207686681U - Liquid-adding device and system - Google Patents
Liquid-adding device and system Download PDFInfo
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- CN207686681U CN207686681U CN201721788545.9U CN201721788545U CN207686681U CN 207686681 U CN207686681 U CN 207686681U CN 201721788545 U CN201721788545 U CN 201721788545U CN 207686681 U CN207686681 U CN 207686681U
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Abstract
A kind of liquid-adding device of the application offer and system, the liquid-adding device may include：First tank body；Inlet pipe and air inlet pipeline are provided at the top of first tank body, the bottom of the first tank body is provided with the first outlet tube road；Inlet pipe with fluid storage device for being connected to, so that fluid storage device adding liquid into the first tank body, air inlet pipeline is for the casing gas outlet with production tree, so that production tree delivery cannula gas into the first tank body, first outlet tube road with gathering system for being connected to, so that liquid is delivered to oil well by gathering system, the first outlet tube road is provided with the first control valve；It is additionally provided at least one first bypass line on first tank body, the second control valve is provided on the first bypass line.The liquid-adding device and system structure of the application is simple, at low cost.
Description
Technical field
The invention relates to oil-gas mining technology more particularly to a kind of liquid-adding device and systems.
Background technology
In oilfield development process, in order to make oil well normally produce for a long time, often need that corrosion inhibiter, wax control are added into oil well
The medicaments such as agent, antisludging agent, to reach the inhibition of oil well, wax control, antiscale purpose.
Wherein, the device for being used to add oil well medicament is chemicals dosing plant, and chemicals dosing plant in the prior art is by dynamic
Power pump, which pushes to medicament in agitator tank, to be stirred, and the medicament after stirring is delivered in gathering system and is added to oil well
It is interior.
But the structure of the chemicals dosing plant of the prior art is more complicated huge, typically uses automation control system
Dosing, stirring and transportation work are carried out, results in the problems such as chemicals dosing plant is inconvenient to shift and dismount in this way.
Utility model content
The application provides a kind of liquid-adding device and system, to overcome caused by chemicals dosing plant is complicated in the prior art not
The technical issues of facilitating transfer and dismounting.
The application provides a kind of liquid-adding device, including：First tank body or the first tank body and at least one second tank body；
Inlet pipe and air inlet pipeline are provided at the top of first tank body, the bottom of first tank body is provided with
One outlet tube road；
The inlet pipe with fluid storage device for being connected to, so that the fluid storage device is to first tank body
Interior adding liquid, the air inlet pipeline is for casing gas outlet with production tree, so that the production tree is to described first
Delivery cannula gas in tank body, when the liquid-adding device does not include the second tank body, first outlet tube road is used for and collects defeated system
System connection, so that the liquid is delivered to oil well by the gathering system, the first outlet tube road is provided with the first control
Valve；
It is additionally provided at least one first bypass line on first tank body, is provided on first bypass line
Two control valves, when the liquid-adding device includes second tank body, first tank body and the second adjacent tank body pass through institute
State at least one first bypass line connection.
Liquid-adding device as described above, when the liquid-adding device includes the second tank body, on the side wall of second tank body
Be provided at least two connecting pipelines, then first tank body and second tank body adjacent with first tank body by it is described extremely
Few first bypass line is connected to at least one connecting pipeline, and third control valve is provided on the connecting pipeline；
When the number of the second tank body is greater than or equal to 2, second tank body adjacent with first tank body passes through remaining
At least one connecting pipeline is connected with the second adjacent tank body；
Second tank base is provided with the second outlet tube road, and the second outlet tube road is provided with the 4th control
Valve；
Second outlet tube road of second tank body farthest with first tank body distance is used to be connected to gathering system, so that
Liquid is delivered to oil well by the gathering system.
Liquid-adding device as described above is provided with the 5th control valve in the inlet pipe, is arranged on the air inlet pipeline
There is the 6th control valve.
Liquid-adding device as described above is additionally provided with pressure gauge on first tank body, and the pressure gauge is for showing institute
State the pressure in the first tank body.
Liquid-adding device as described above is also set up on first tank body there are two the second bypass line, and each described the
One end of two bypass lines is connected with first tank body, and the other end is connected with liquid level gauge.
Liquid-adding device as described above, the pressure gauge are connected with the first alarm.
Liquid-adding device as described above, the liquid level gauge are connected with the second alarm.
Liquid-adding device as described above, the pressure gauge are connected with alarm, and the alarm also connects with the liquid level gauge
It connects.
Liquid-adding device as described above, the pressure gauge are connected with data processing equipment, and the data processing equipment also connects
It is connected to force (forcing) pump, the gas outlet of the force (forcing) pump is connected with first tank body；
When the data processing equipment judges that the pressure of the pressure gauge detection is less than the first preset value, control is described to be added
Internal pressurization of the press pump to first tank body；In the force (forcing) pump pressure process, if data processing equipment judges pressure gauge
The pressure value of detection is higher than the second preset value, then controls internal pressurization of the force (forcing) pump stopping to first tank body.
The application also provides a kind of liquid feeding system, including：Production tree and as above any liquid-adding device；
The air inlet pipeline of first tank body of the liquid-adding device and the casing gas outlet of the production tree.
Liquid-adding device in the application includes the first tank body simple in structure, and the air inlet pipe by being arranged on the first tank body
Road directly exports with the casing gas in existing production tree and connects, and the casing gas being cleverly utilized in production tree is used as to liquid
Stressed gas is applied, outside power system, while the structure for making liquid-adding device is simple, ten lease making of liquid feeding process are not necessarily to
Ji.Therefore, liquid-adding device in the application is simple in structure, the cost of liquid-adding device cost and liquid feeding process is relatively low.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this Shen
Some embodiments please for those of ordinary skill in the art without having to pay creative labor, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of liquid-adding device embodiment one provided by the present application；
Fig. 2 is the structural schematic diagram of liquid-adding device embodiment two provided by the present application；
Fig. 3 is the structural schematic diagram of liquid-adding device embodiment three provided by the present application；
Fig. 4 is the structural schematic diagram of liquid-adding device example IV provided by the present application；
Reference sign：
The first tank bodies of 11-；
12- inlet pipes；
13- air inlet pipelines；
The first outlet tubes of 14- road；
The first control valves of 15-；
The first bypass lines of 16-；
The 5th control valves of 17-；
The 6th control valves of 18-；
19- pressure gauges；
The second bypass lines of 20-；
The second outlet tubes of 21- road；
22- data processing equipments；
23- force (forcing) pumps；
The second tank bodies of 24-；
25- liquid level gauges；
26- connecting pipelines.
Specific implementation mode
To keep the purpose, technical scheme and advantage of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, technical solutions in the embodiments of the present application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
The every other embodiment obtained without creative efforts, shall fall in the protection scope of this application.
The (if present)s such as term " first ", " second ", " third ", " the 4th " in the application are similar for distinguishing
Object, without being used to describe specific sequence or precedence.It should be appreciated that the data used in this way in the appropriate case may be used
To exchange, so as to the embodiments of the present invention described herein, such as can be in addition to those of illustrating or describing herein
Sequence in addition is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover non-exclusive
Including being not necessarily limited to clearly list for example, containing the process of series of steps or unit, method, system, product or equipment
Those of step or unit, but may include not listing clearly or intrinsic for these processes, method, product or equipment
Other steps or unit.
In the description of the present application, it is to be understood that term "upper", "lower", "front", "rear", "vertical" ", horizontal ",
The orientation or position relationship of the instructions such as "top", "bottom", "inner", "outside" are to be based on the orientation or positional relationship shown in the drawings, only
It is the application and simplified description for ease of description, rather than indicates either to imply that signified device or element must be with special
Fixed orientation, with specific azimuth configuration and operation, therefore should not be understood as the limitation to the application.In the description of the present application
In, the meaning of " plurality " is two or more, accurately specifically provide unless otherwise.
Fig. 1 is the structural schematic diagram of liquid-adding device embodiment one provided by the present application, as shown in Figure 1, the present embodiment adds
Liquid device may include：First tank body 11；
The top of first tank body 11 is provided with inlet pipe 12 and air inlet pipeline 13, and the bottom of the first tank body 11 is provided with
One outlet tube road 14；
Inlet pipe 12 is for into the first tank body, adding liquid, air inlet pipeline 13 to be used for after being connected to fluid storage device
With after the casing gas outlet of production tree into the first tank body 11 delivery cannula gas, the first outlet tube road 14 is used for and the defeated system of collection
Liquid is delivered to by oil well by gathering system after system connection, the first control valve 15 is provided on the first outlet tube road 14；
It is additionally provided at least two first bypass lines 16 on first tank body 11, second is provided on the first bypass line 16
Control valve.
Specifically, the liquid-adding device of the present embodiment can be chemicals dosing plant, and medicament can be corrosion inhibiter, wax control needed for oil well
The medicaments such as agent, antisludging agent, correspondingly, the liquid of addition are the solution of the medicaments such as corrosion inhibiter, wax-proofing agent, antisludging agent.
The liquid-adding device of this implementation is described in detail below.
The liquid-adding device of the present embodiment includes：First tank body 11.Wherein, the first tank body 11 can be cylindrical tube shape structure,
The material of first tank body 11 can be metal material, such as：Iron and steel material quality, the first tank body 11 is interior with the first cavity, for holding
Set liquid.
The top of first tank body 11 is provided with inlet pipe 12 and air inlet pipeline 13, and the bottom of the first tank body 11 is provided with
One outlet tube road 14；Inlet pipe 12 with fluid storage device for being connected to, so that fluid storage device is into the first tank body 11
Adding liquid, air inlet pipeline 13 is for the casing gas outlet with production tree, so that production tree conveys into the first tank body 11
Casing gas, the first outlet tube road 14 with gathering system for being connected to, so that liquid is delivered to oil well by gathering system, first goes out liquid
The first control valve 15 is provided on pipeline 14.
Wherein, when the liquid of transmission be above-mentioned medicament solution when, gathering system can be it is existing will be in agitator tank
After liquid medicine stirs, it is added to gathering system used in oil well, fluid storage device can be that for use medicament of storage is molten
The device of liquid.
It is provided with the first control valve 15 on first outlet tube road 14, the speed that liquid enters in gathering system can be controlled
Degree.
Inlet pipe 12 is arranged at the top of the first tank body 11, it is ensured that the first cavity of the first tank body 11 can use up can
Installation liquid more than energy；Air inlet pipeline 13 is arranged at the top of the first tank body 11, it is ensured that liquid in the first cavity can be
Pressure is applied to liquid under the action of casing gas, liquid is delivered to by liquid by the first outlet tube road 14, gathering system
Oil well.
In order to which liquid can be controlled into the speed in the first cavity, the 5th control valve is provided in inlet pipe 12
17。
In order to which the speed that casing gas enters in the first cavity can be controlled, the 6th control valve is provided on air inlet pipeline 13
18。
Further, at least one first bypass line 16 is additionally provided on the first tank body 11, on the first bypass line 16
It is provided with the second control valve (not shown).
First bypass line 16 is used under the scene for needing the liquid such as more liquid medicine, and the volume of the first tank body 11 is not
When being sufficient for demand, the first cavity of the first tank body 11 is connected with the second cavity of the second tank body.Second control valve
Setting, the speed flowed into the second tank body in addition to that can control the liquid in the first tank body 11 can also be without connecting the
When two tank bodies, the first bypass line 16 is closed.
When below using liquid as liquid medicine, the operation principle of the present embodiment is illustrated.
The air inlet pipeline 13 of first tank body 11 is connected by the pipelines such as high-pressure hose and the outlet of the casing gas of production tree, this
When, the 6th control valve 18 of air inlet pipeline 13 may be at closed state.First outlet tube road 14 of the first tank body 11 is connected
In gathering system, the first control valve 15 can first be in the state closed, the state opened be can also be in, if while inlet pipe 12
It is upper that there is the 5th control valve 17, then ensure that the 5th control valve 17 is in the state opened, the amplitude of opening is set as the case may be
It is fixed, liquid medicine is then injected into the first tank body 11 by inlet pipe 12, liquid medicine is made to enter to the first tank body 11
In first cavity, due to having certain pressure in gathering system, so the liquid medicine in the first tank body 11 also cannot be introduced into
To gathering system, and it is previously stored in the first tank body 11.When the liquid in the first tank body 11 reaches demand or has filled
Man Shi opens the 6th control valve 18 on air inlet pipeline 13, ensures that the first control valve 15 on the first outlet tube road 14 is in and beats
Open state makes the first cavity in the first tank body 11 and casing gas outlet.Wherein, due to the casing of casing gas outlet output
The pressure value of gas is more than the pressure value in gathering system, so after casing gas enters to the first tank body 11, in the first tank body 11
Liquid medicine is extruded by outlet tube road in gathering system, and the operation to carrying out dosing in oil well is realized.
Liquid-adding device in the present embodiment includes the first tank body simple in structure, and the air inlet by being arranged on the first tank body
Pipeline is directly exported with the casing gas in existing production tree and is connected, and the casing gas being cleverly utilized in production tree is used as to liquid
Body applies stressed gas, is not necessarily to outside power system, while the structure for making liquid-adding device is simple, ten lease making of liquid feeding process
Ji.Therefore, liquid-adding device in the present embodiment is simple in structure, the cost of liquid-adding device cost and liquid feeding process is relatively low.
Meanwhile if liquid-adding device is chemicals dosing plant, when different oil wells is required for carrying out dosing work simultaneously, although
Need all to be arranged a set of chemicals dosing plant to every mouthful of oil well, but often the cost of set chemicals dosing plant is relatively low, therefore, overall manufacturing at
This is not high.
The liquid-adding device of the present embodiment may include：First tank body；Be provided at the top of first tank body inlet pipe and into
The bottom of air pipe, the first tank body is provided with the first outlet tube road；Inlet pipe with fluid storage device for being connected to, so that liquid
Body storage device adding liquid into the first tank body, air inlet pipeline is for the casing gas outlet with production tree, so as to recover the oil
The delivery cannula gas into the first tank body is set, the first outlet tube road with gathering system for being connected to, so that gathering system is defeated by liquid
It send to oil well, the first outlet tube road is provided with the first control valve；At least one first bypass pipe is additionally provided on first tank body
Road is provided with the second control valve on the first bypass line.The liquid-adding device of the present embodiment is simple in structure, at low cost.
In order to monitor the real-time condition in liquid-adding device, for example, pressure, liquid level etc., the present embodiment is in a upper embodiment
On the basis of improved.Fig. 2 is the structural schematic diagram of liquid-adding device embodiment two provided by the present application, as shown in Fig. 2, this
The liquid-adding device of embodiment may include：First tank body 11；The top of first tank body 11 is provided with inlet pipe 12 and air inlet pipe
The bottom on road 13, the first tank body 11 is provided with the first outlet tube road 14；Inlet pipe 12 is used to be connected to fluid storage device, with
Fluid storage device adding liquid into the first tank body 11, air inlet pipeline 13 is set to be used for the casing gas outlet with production tree,
So that production tree delivery cannula gas into the first tank body 11, the first outlet tube road 14 with gathering system for being connected to, so that collection is defeated
Liquid is delivered to oil well by system, and the first control valve 15 is provided on the first outlet tube road 14；It is additionally provided on first tank body 11
At least two first bypass lines 16 are provided with the second control valve on first bypass line 16.
Pressure gauge 19 is additionally provided on first tank body 11, pressure gauge 19 is used to show the pressure in the first tank body 11；
Second bypass line 20 there are two being also set up on first tank body 11, one end and first of each second bypass line 20
Tank body is connected, and the other end is connected with liquid level gauge 25；
Pressure gauge 19 is connected with the first alarm (not shown), and liquid level gauge is connected with the second alarm and (does not show in figure
Go out)；Or pressure gauge 19 and liquid level gauge 25 are connect with the first alarm.
Specifically, the present embodiment implements identical structure with upper one, and with reference to the elaboration of a upper embodiment, the present embodiment is no longer
It repeats.
Wherein, on the first tank body 11 pressure gauge 19 setting, user can be made to know the first tank body by pressure gauge 19
Pressure in 11, when in the first tank body 11 hypertonia or it is too low when, take appropriate measures.For example, when user passes through pressure
When the pressure that power table 19 is shown judges the hypertonia in the first tank body 11, the 6th control on air inlet pipeline 13 is adjusted in user
Valve 18 is turned the 6th control valve 18 down, when user judges by the pressure that pressure gauge 19 is shown the pressure in the first tank body 11
When too low, the 6th control valve 18 on air inlet pipeline 13 is adjusted in user, i.e., tunes up the 6th control valve 18, to ensure liquid feeding work
That makees is smoothed out.
The setting of liquid level gauge 25 on first tank body 11, can make user know in the first tank body 11 by liquid level gauge 25
Liquid level.Specifically, when by the liquid feeding body into the first tank body 11 of inlet pipe 12, user can observe first by liquid level gauge 25
Liquid level in tank body 11, to ensure the suitable liquid of addition into the first tank body 11, for example, the liquid that liquid level gauge 25 is shown
Face height is maximum, and user can close the 5th control valve 17 in inlet pipe 12, stops adding into the first tank body 11
Liquid.In addition, when inputting liquid medicine into gathering system, staff can also understand first in real time by liquid level gauge 25
The height of liquid level in tank body 11, when the height of the liquid level in the first tank body 11 is relatively low or does not have, user can close outlet tube
First control valve 15 of road stops liquid feeding process.
Wherein, liquid level gauge 25 can be gauge glass.It will be appreciated by persons skilled in the art that by this present embodiment
Liquid level gauge 25 be liquid level gauge 2 using law of connected vessels, therefore, the position of the second bypass line 20 will be can accurately detect
To subject to the liquid level examined in the first tank body 11.
In order to improve the safety of chemicals dosing plant, optionally, the pressure gauge 19 and first being arranged on the first tank body 11 is alarmed
Device connects, and the first alarm can obtain the pressure that pressure gauge 19 detects, when the pressure that pressure gauge 19 detects is higher or lower than
When corresponding preset value, the first alarm is then alarmed.In the present embodiment, can be monitored in real time by the first alarm
Pressure information in first cavity of one tank body 11 shows the first tank when the pressure in the first cavity is less than the first preset value
Liquid pressing in first tank body 11 can not be delivered in gathering system, in turn by the hypotony in the first cavity of body 11
Filling operation can not just be completed；It, may be due to the first tank body 11 when the pressure in the first cavity is higher than the second preset value
Hypertonia in first cavity, phenomena such as causing to explode.That is first can be monitored in real time by the first alarm
Pressure condition in tank body 11, when the pressure in the first tank body 11 is higher or lower than corresponding preset value, alarm will
Alarm ensures safely and smoothly to complete dosing work to prompt user to adjust the pressure in the first tank body 11 in time.
In addition, the first alarm can be audible-visual annunciator, or vibration alarm does not limit in the present embodiment
It is fixed.
In order to avoid manually observing the phenomenon that neglecting when liquid level gauge 25, optionally, the liquid being arranged on the first tank body 11
Position meter 25 is connected with the second alarm, and the second alarm is additionally operable to obtain the liquid level information that liquid level gauge 25 detects, when liquid level gauge 25
The liquid level of detection is alarmed higher or lower than accordingly default liquid level, the second alarm.In the present embodiment, pass through the second report
Alert device can monitor the liquid level in the first tank body 11 in real time, in the mistake that the liquid in the first tank body 11 is delivered to oil well
Cheng Zhong shows that the liquid in the first tank body 11 is soon defeated when the liquid level of liquid in the first tank body 11 is less than the first default liquid level
Go out to finish, be alarmed by the second alarm, user's liquid feeding flow is reminded to terminate at once；In the annex solution into the first tank body 11
When body, when the liquid level of liquid in the first tank body 11 is higher than the second default liquid level, then illustrate that the liquid in the first tank body 11 is excessive,
It is unfavorable for liquid feeding flow, or even can causes danger, the second alarm is alarmed, and liquid mistake in the first tank body of user 11 is reminded
More, to avoid causing danger, user can stop the adding liquid into the first tank body according to the alarm.
In addition, the second alarm can be audible-visual annunciator, or vibration alarm does not limit in the present embodiment
It is fixed.
Further, in this embodiment liquid level gauge 25 and pressure gauge 19 connect alarm can be Same Alarm device.
By the way that pressure gauge 19 and alarm is arranged in the present embodiment, the pressure in the first tank body 11 can be monitored in real time, passed through
Liquid level gauge 25 and alarm are set, the liquid level in the first tank body 11 can be monitored in real time, ensures being smoothed out for liquid feeding process.
In order to avoid when the insufficient pressure of casing gas, caused by liquid feeding process the phenomenon that can not be successfully progress generation,
The present embodiment is improved on the basis of a upper embodiment.Fig. 3 is the knot of liquid-adding device embodiment three provided by the present application
Structure schematic diagram, as shown in figure 3, the liquid-adding device of the present embodiment may include：First tank body 11；The top of first tank body 11 is arranged
There are inlet pipe 12 and air inlet pipeline 13, the bottom of the first tank body 11 to be provided with the first outlet tube road 14；Inlet pipe 12 is used for
It is connected to fluid storage device, so that fluid storage device adding liquid into the first tank body 11, air inlet pipeline 13 is used for and adopts
The casing gas outlet of oil tree so that production tree delivery cannula gas into the first tank body 11, the first outlet tube road 14 be used for
Gathering system is connected to, so that liquid is delivered to oil well by gathering system, the first control valve 15 is provided on the first outlet tube road 14；
It is additionally provided at least one first bypass line 16 on first tank body 11, the second control valve is provided on the first bypass line 16.
Pressure gauge 19 is additionally provided on first tank body 11, pressure gauge 19 is used to show the pressure in the first tank body 11；First
It being also set up on tank body 11 there are two the second bypass line 20, one end of each second bypass line 20 is connected with the first tank body,
The other end is connected with liquid level gauge 25；Pressure gauge 19 is connected with the first alarm, and liquid level gauge 25 is connected with the second alarm；Or
Pressure gauge 19 and liquid level gauge 25 are respectively connected with the first alarm.
Pressure gauge 19 is connected with data processing equipment 22, and data processing equipment 22 is also associated with force (forcing) pump 23, force (forcing) pump 23
Gas outlet be connected with the first tank body 11；When data processing equipment 22 judges that the pressure that pressure gauge 19 detects is less than first and presets
When value, internal pressurization of the control force (forcing) pump 23 to the first tank body 11；In 23 pressure process of force (forcing) pump, if data processing equipment 22
Judge that the pressure value that pressure gauge 19 detects is higher than the second preset value, then controls the stopping of force (forcing) pump 23 and the inside of first tank body 11 is added
Pressure.
Specifically, the present embodiment structure identical with a upper embodiment, with reference to the elaboration of a upper embodiment, the present embodiment is not
It repeats again.
During the liquid in the first tank body 11 is delivered to oil well by gathering system, if the display of pressure gauge 19 the
When pressure in one tank body 11 is less than the first preset value, then illustrate that present casing tolerance is few, in order to ensure when casing tolerance is few
Liquid feeding process is smoothed out in section, and the present embodiment is provided with data processing equipment 22, data processing equipment 22 and pressure gauge 19
Connection, data processing equipment 22 obtain the pressure value that pressure gauge 19 detects, if data processing equipment 22 judges that pressure gauge 19 detects
Pressure value be less than the first preset value, then control internal pressurization of the force (forcing) pump 23 to the first tank body 11, pressurizeed in force (forcing) pump 23
Cheng Zhong controls force (forcing) pump 23 and stops if data processing equipment 22 judges that the pressure value that pressure gauge 19 detects is higher than the second preset value
Only to the internal pressurization of the first tank body 11.
Wherein, force (forcing) pump 23 power need and the first tank body 11 in needs pressure limit and the first preset value it
Between difference match.In 23 pressure process of force (forcing) pump, if data processing equipment 22 judges the pressure value that pressure gauge 19 detects
Higher than the second preset value, it may be possible to because of the abundance that the amount of casing gas becomes again, at this point, force (forcing) pump 23 is stopped, reduce energy
Source wastes.
It will be understood by those skilled in the art that data processing equipment 22 can not also be arranged, when user hears the first alarm
When device alarms or observes that the pressure that pressure gauge 19 is shown is less than the first preset value, manually opened force (forcing) pump 23, in force (forcing) pump
In 23 pressure processes, when user hears the first alarm equipment alarm or observes that the pressure that pressure gauge 19 is shown is default higher than second
When value, force (forcing) pump 23 is turned off manually.
The present embodiment ensure that by the way that data processing equipment 22 and force (forcing) pump 23 is arranged and lack liquid feeding in the period in casing tolerance
Process is smoothed out.
When under the scene for needing the liquid such as more liquid medicine, multiple tank bodies are needed, therefore, the present embodiment is above-mentioned
It is improved on the basis of embodiment.Fig. 4 is the structural schematic diagram of liquid-adding device example IV provided by the present application.
As shown in figure 4, the liquid-adding device of the present embodiment may include：First tank body 11 and N number of second tank body 24.
The top of first tank body 11 is provided with inlet pipe 12 and air inlet pipeline 13, and the bottom of the first tank body 11 is provided with
One outlet tube road 14；Inlet pipe 12 with fluid storage device for being connected to, so that fluid storage device is into the first tank body 11
Adding liquid, air inlet pipeline 13 is for the casing gas outlet with production tree, so that production tree conveys into the first tank body 11
Casing gas, the first outlet tube road 14 with gathering system for being connected to, so that liquid is delivered to oil well by gathering system, first goes out liquid
The first control valve 15 is provided on pipeline 14；At least two first bypass lines 16 are additionally provided on first tank body 11, by the of first
The second control valve is provided on siphunculus road 16.
Be provided at least two connecting pipelines on the side wall of second tank body 24, then the first tank body 11 and with 11 phase of the first tank body
The second adjacent tank body 24 is connected to by least one first bypass line 16 at least one connecting pipeline 26, on connecting pipeline 26
It is provided with third control valve (not shown)；When the number of the second tank body 24 is greater than or equal to 2, with 11 phase of the first tank body
The second adjacent tank body 24 is connected by remaining at least one connecting pipeline 26 with the second adjacent tank body 24.
Second tank body, 24 bottom is provided with the second outlet tube road 21, and the 4th control valve is provided on the second outlet tube road 21
(not shown).
It is used to be connected to gathering system apart from the second outlet tube road 21 of the second farthest tank body 24 with the first tank body 11, with
Make gathering system that liquid is delivered to oil well.
Specifically, the N in the present embodiment is the positive integer more than or equal to 1.
Optionally, the number of the connecting pipeline 26 of each second tank body 24 is equal to 4.
Optionally, the number of the first bypass line 16 of the first tank body 11 is equal to 2.
Below be 4 with the number of N=1, connecting pipeline 26, the number of the first bypass line 16 is equal to 2, to this implementation
The liquid-adding device of example illustrates.
For the first tank body 11, go out in addition to inlet pipe described in the present embodiment 12, air inlet pipeline 13, first
Outside liquid pipeline 14, the first bypass line 16, it may also include：Pressure gauge 19 and/or liquid level gauge 25 and/or alarm and/or pressurization
Pump 23 and/or data processing equipment 22.
First tank body 11 is connected to by two the first bypass lines 16 with two connecting pipelines 26 with the second tank body 24,
Specifically, one end of the first high-pressure hose is connect with one of them first bypass line 16, the other end of the first high-pressure hose with
One of connecting pipeline 26 connects, one end of the second high-pressure hose and another first bypass line 16, the second high-pressure hose
The other end connect with another connecting pipeline 26, complete the second chamber of the first cavity and the second tank body 24 of the first tank body 11
The connection of body.
In the specific course of work, first control valve 15 on the first outlet tube road 14 of the first tank body 11 is closed, and second
Control valve on second outlet tube road 21 of tank body 24 is opened, and the liquid in the first tank body 11 is through casing gas or force (forcing) pump 23
It after pressurization, enters in the second tank body 24, liquid enters gathering system from the second outlet tube road 21 of the second tank body 24, then
It enters in oil well.
If the number of the second tank body 24 is greater than or equal to 2, only with the first tank body 11 apart from the second farthest tank body
Control valve on 24 the second outlet tube road 21 is opened, the first control valve 15 on the first outlet tube road 14 of the first tank body 11
And the control valve on the second outlet tube road 21 of remaining the second tank body 24 is closed.
The present embodiment is by being arranged the first tank body 11 and at least one second tank body 24 so that liquid-adding device can need liquid
It is used under the more scene of body, without changing a liquid-adding device, need to only connect at least one second tank body on the first tank body 11
24.
The embodiment of the present application also provides a kind of liquid feeding systems, including：Liquid feeding in production tree and any embodiment as above
Device；The casing gas outlet of the air inlet pipeline 13 and production tree of first tank body 11 of liquid-adding device.
The liquid feeding system structure of the present embodiment is simple, at low cost.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the application, rather than its limitations；To the greatest extent
Pipe is described in detail the application with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, each embodiment technology of the application that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of liquid-adding device, which is characterized in that including：First tank body or the first tank body and at least one second tank body；
Inlet pipe and air inlet pipeline are provided at the top of first tank body, the bottom of first tank body is provided with first and goes out
Liquid pipeline；
The inlet pipe with fluid storage device for being connected to, so that the fluid storage device adds into first tank body
Liquid feeding body, the air inlet pipeline is for casing gas outlet with production tree, so that the production tree is to first tank body
Interior delivery cannula gas, when liquid-adding device does not include the second tank body, first outlet tube road is used to be connected to gathering system, with
Make the gathering system that the liquid is delivered to oil well, the first outlet tube road is provided with the first control valve；
It is additionally provided at least one first bypass line on first tank body, the second control is provided on first bypass line
Valve processed, when the liquid-adding device includes the second tank body, first tank body and the second adjacent tank body pass through described at least one
A first bypass line connection.
2. liquid-adding device according to claim 1, which is characterized in that when the liquid-adding device includes the second tank body, institute
It states and is provided at least two connecting pipelines on the side wall of the second tank body, then first tank body and adjacent with first tank body
Second tank body is connected to by least one first bypass line at least one connecting pipeline, is arranged on the connecting pipeline
There is third control valve；
When the number of the second tank body be greater than or equal to 2 when, second tank body adjacent with first tank body by it is remaining at least
One connecting pipeline is connected with the second adjacent tank body；
Second tank base is provided with the second outlet tube road, and the second outlet tube road is provided with the 4th control valve；
Second outlet tube road of second tank body farthest with first tank body distance is used to be connected to the gathering system, so that
Liquid is delivered to oil well by the gathering system.
3. liquid-adding device according to claim 1, which is characterized in that the 5th control valve is provided in the inlet pipe,
The 6th control valve is provided on the air inlet pipeline.
4. liquid-adding device according to claim 1, which is characterized in that be additionally provided with pressure gauge on first tank body, institute
Pressure gauge is stated for showing the pressure in first tank body.
5. liquid-adding device according to claim 4, which is characterized in that by second there are two being also set up on first tank body
The one end on siphunculus road, each second bypass line is connected with first tank body, and the other end is connected with liquid level gauge.
6. liquid-adding device according to claim 4, which is characterized in that the pressure gauge is connected with the first alarm.
7. liquid-adding device according to claim 5, which is characterized in that the liquid level gauge is connected with the second alarm.
8. liquid-adding device according to claim 5, which is characterized in that the pressure gauge is connected with alarm, the alarm
Device is also connect with the liquid level gauge.
9. liquid-adding device according to claim 4, which is characterized in that the pressure gauge is connected with data processing equipment, institute
It states data processing equipment and is also associated with force (forcing) pump, the gas outlet of the force (forcing) pump is connected with first tank body；
When the data processing equipment judges that the pressure of the pressure gauge detection is less than the first preset value, the force (forcing) pump is controlled
To the internal pressurization of first tank body；In the force (forcing) pump pressure process, if data processing equipment judges that pressure gauge detects
Pressure value be higher than the second preset value, then control the force (forcing) pump and stop internal pressurization to first tank body.
10. a kind of liquid feeding system, which is characterized in that including：Production tree and claim 1~9 any one of them liquid-adding device；
The air inlet pipeline of first tank body of the liquid-adding device and the casing gas outlet of the production tree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788545.9U CN207686681U (en) | 2017-12-20 | 2017-12-20 | Liquid-adding device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788545.9U CN207686681U (en) | 2017-12-20 | 2017-12-20 | Liquid-adding device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207686681U true CN207686681U (en) | 2018-08-03 |
Family
ID=62994556
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721788545.9U Active CN207686681U (en) | 2017-12-20 | 2017-12-20 | Liquid-adding device and system |
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| Country | Link |
|---|---|
| CN (1) | CN207686681U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944573A (en) * | 2017-12-20 | 2019-06-28 | 中国石油天然气股份有限公司 | Liquid-adding device and system |
| CN110952962A (en) * | 2019-06-04 | 2020-04-03 | 中国石油天然气股份有限公司 | Pressure measuring and chemical adding device for oil well mouth and using method thereof |
-
2017
- 2017-12-20 CN CN201721788545.9U patent/CN207686681U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944573A (en) * | 2017-12-20 | 2019-06-28 | 中国石油天然气股份有限公司 | Liquid-adding device and system |
| CN110952962A (en) * | 2019-06-04 | 2020-04-03 | 中国石油天然气股份有限公司 | Pressure measuring and chemical adding device for oil well mouth and using method thereof |
| CN110952962B (en) * | 2019-06-04 | 2022-02-01 | 中国石油天然气股份有限公司 | Pressure measuring and chemical adding device for oil well mouth and using method thereof |
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