CN208459251U - The detection device of fluid loss is pressed in drilling fluid - Google Patents
The detection device of fluid loss is pressed in drilling fluid Download PDFInfo
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- CN208459251U CN208459251U CN201820737431.XU CN201820737431U CN208459251U CN 208459251 U CN208459251 U CN 208459251U CN 201820737431 U CN201820737431 U CN 201820737431U CN 208459251 U CN208459251 U CN 208459251U
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- crossbeam
- detection device
- drilling fluid
- driving mechanism
- fluid loss
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Abstract
The utility model relates to the detection device of fluid loss is pressed in a kind of drilling fluid.It includes bracket that the detection device of fluid loss is pressed in the drilling fluid, the bracket includes crossbeam, crossbeam is equipped with the slurry cup connector for mounting slurry cup, the gas passage for being connected to external pressure source and slurry cup entrance is equipped with inside crossbeam, the intake valve for controlling gas passage on-off is equipped in gas passage, intake valve has the operation portion being located at outside crossbeam, crossbeam is equipped with the driving mechanism for driving the intake valve opening and closing, driving mechanism has the executive item for driving the operation portion, and driving mechanism is connected with controller.Press the structure of the detecting device of fluid loss simple in the drilling fluid, it does not need to be transformed detection device conventional in laboratory, test experience is easy to operate, intake valve opening and closing is driven by the executive item that controller controls driving mechanism, it realizes and the detection process for pressing dehydration in drilling fluid is automatically controlled, the accuracy that ensure that testing result, improves detection efficiency.
Description
Technical field
The utility model relates to the detection device of fluid loss is pressed in a kind of drilling fluid.
Background technique
Drilling fluid is the general name for meeting the various circulation of fluids of drilling well need of work in drilling process, also known as drilling well blood
Liquid has cleaning shaft bottom, cutting carring, cooling and lubrication drill bit and drill string, balance rock of borehole lateral pressure in drilling process
The effects of, it is the necessary guarantee of safe and efficient drilling well.The leak-off of drilling fluid refer to drilling fluid under the action of pressure difference, drilling well
The phenomenon that Free water in liquid is permeated to rock of borehole hole, and the middle pressure fluid loss of drilling fluid is to be commonly used to evaluate in laboratory
With an important indicator of characterization wellbore liquid leaching loss performance.
Currently, filter press is pressed to carry out the detection for pressing fluid loss in drilling fluid, the prior art in main use in laboratory
In middle pressure filter press include bracket, slurry cup, graduated cylinder and external pressure source, the slurry cup for mounting slurry cup is offered on crossbeam
Connector, crossbeam inside are equipped with the gas passage for being connected to external pressure source and slurry cup entrance, are equipped with and are used in gas passage
The intake valve of gas passage on-off is controlled, intake valve has the operation portion being located at outside crossbeam, by manually controlling air inlet
The pressure of external pressure source is applied to inside slurry cup pressure dehydration operation in carrying out by the opening and closing of valve.Start in middle pressure dehydration monitoring
When need artificial inlet open stopwatch of opening one by one to record the time, need manually to close intake valve at the end of detection and stop simultaneously
Only manual time-keeping, detection process is complicated for operation, can accuracy to testing result and detection efficiency impact.
Notification number is CN204631006U, and the day for announcing is that the Chinese patent of 2015.09.09 discloses one kind for measuring brill
The automatic device of well liquid API dehydration, the device include air accumulator, mud cap and measuring cup, in mud cap and measuring cup, that is, this patent
Slurry cup and graduated cylinder further include PLC controller, and the outlet of air accumulator and the entrance of slurry cup are connected by pipeline, and graduated cylinder is located at slurry cup
Lower section, the inlet of slurry cup is arranged solenoid valve, pressure sensor is arranged on air accumulator, air accumulator is also connected with electric gas-filled
Pump, start stop apparatus, solenoid valve and the pressure sensor of electric inflating pump itself are connected with PLC controller.The device uses
PLC controller realizes the control of electric inflating pump and electromagnetic valve switch, and high degree of automation improves the accuracy of testing result
And detection efficiency.
But the automatic device for being above set forth in measurement drilling fluid API dehydration need to be to the branch of middle pressure filter press in the prior art
Frame, slurry cup etc. are transformed, and the middle pressure filter press that can not be routinely equipped with laboratory is attached and carries out test experience, equipment
Improvement expenses are higher.
Utility model content
The middle pressure filter press that can be routinely equipped with laboratory the purpose of this utility model is to provide one kind is attached
And the detection device that fluid loss is pressed in the drilling fluid of test experience can be automatically controlled.
To achieve the above object, the technical solution of the detection device of fluid loss is pressed in the utility model drilling fluid is: the brill
It includes bracket that the detection device of fluid loss is pressed in well liquid, and the bracket includes crossbeam, and crossbeam is equipped with the slurry for mounting slurry cup
Cup connector, the crossbeam inside are equipped with the gas passage for being connected to external pressure source and slurry cup entrance, the gas passage
The interior intake valve being equipped with for controlling gas passage on-off, intake valve have the operation portion being located at outside crossbeam, set on the crossbeam
There is the driving mechanism for driving the intake valve opening and closing, driving mechanism has the executive item for driving the operation portion, drives
Motivation structure is connected with controller.
The driving mechanism is removable to be fixed on crossbeam.
The driving mechanism is equipped with openable and closable clamping limb, and the driving mechanism is fixed on crossbeam by the way that clamping limb is removable
On.
The contact surface of the clamping limb and crossbeam is equipped with anti-slip layer.
The driving mechanism is solenoid valve.
The executive item is the plectrum being arranged on solenoid valve.
The controller is PLC controller.
The slurry cup connector is equipped with two or more, and slurry cup connector is arranged along the axially spaced-apart of crossbeam.
The gas passage is connected with external pressure source by connecting line, and the connecting line is equipped with control connecting tube
The pipeline switch of road on-off.
The pressure gauge for showing pipeline inner pressure is equipped at the pipeline switch.
The beneficial effect of the monitoring device of fluid loss is pressed in the utility model drilling fluid is: fluid loss is pressed in the drilling fluid
Structure of the detecting device is simple, does not need to be transformed detection device conventional in laboratory, and test experience is easy to operate,
Intake valve opening and closing is driven by the executive item that controller controls driving mechanism, is realized to the detection process for pressing dehydration in drilling fluid
It automatically controls, ensure that the accuracy of testing result, improve detection efficiency.
Further, driving mechanism is equipped with openable and closable clamping limb, and driving mechanism is fixed on bracket by clamping limb,
Fixed form is simple, and convenient for dismantling driving mechanism from bracket.
Further, the contact surface of clamping limb and crossbeam is equipped with anti-slip layer, and the setting of anti-slip layer can prevent from detecting
Driving mechanism is slided or is fallen off in journey, is impacted to detection data.
Further, slurry cup connector is axially arranged with two or more along crossbeam, can mount more than two slurry cups, into
The measurement of fluid loss Duplicate Samples is pressed in row drilling fluid.
Further, gas passage is connected with external pressure source by connecting line, and connecting line is equipped with control connection
The pipeline switch of pipeline on-off is equipped with the pressure gauge for showing pipeline inner pressure, the pressure in connecting line at pipeline switch
Pipeline switch is opened after stabilization again, guarantees the accuracy of testing result.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the embodiment 1 of detection device of fluid loss is pressed in the utility model drilling fluid；
Fig. 2 is the structural schematic diagram that the embodiment 2 of detection device of fluid loss is pressed in the utility model drilling fluid.
Description of symbols: 1.PLC controller；2. solenoid valve；3. clamping limb；4. anti-slip layer；5. bracket；51. crossbeam；
52. column；6. slurry cup；7. graduated cylinder；8. air accumulator；9. pipeline switch；10. pressure gauge；11. intake valve；12. plectrum；13. taut
Band.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The embodiment 1 that the detection device of fluid loss is pressed in the utility model drilling fluid, as shown in Figure 1, being pressed in the drilling fluid
The detection device of fluid loss includes bracket 5, slurry cup 6 and external pressure source, and bracket 5 includes two root posts 52, two root posts 52 it
Between be equipped with crossbeam 51, the gas passage for being connected to external pressure source and slurry cup entrance is equipped with inside crossbeam 51, in gas passage
Equipped with the intake valve 11 for controlling gas passage on-off, intake valve 11 has the operation portion being located at outside crossbeam 51, crossbeam 51
It is equipped with the driving mechanism for driving intake valve 11 to be opened and closed, driving mechanism has the executive item for driving the operation portion,
Driving mechanism is connected with controller, and controller is PLC controller 1.Driving mechanism is not paying creation in those skilled in the art
Property labour in the case where, the replacement of technical equivalents can be realized.
In the present embodiment, driving mechanism is solenoid valve 2, and executive item is the plectrum 12 being arranged on solenoid valve 2.Solenoid valve
2 are equipped with openable and closable clamping limb 3, and solenoid valve 2 is fixed on crossbeam 51 by clamping limb 3, and clamping limb 3 connects with solenoid valve 2
Contacting surface is equipped with anti-slip layer 4, and the setting of anti-slip layer 4 can prevent solenoid valve 2 during test experience from sliding or falling off, to inspection
Measured data impacts.
In the present embodiment, external pressure source is air accumulator 8, and gas passage is connected to air accumulator 8 by connecting line, even
Adapter tube road is equipped with the pipeline switch 9 of control connecting line on-off, and the pressure for showing pipeline inner pressure is equipped at pipeline switch 9
Power table 10, pressure opens pipeline switch 9 after stablizing again in connecting line, can guarantee the accuracy of testing result.
In the present embodiment, the axially spaced-apart on crossbeam 51 along crossbeam 51 is set there are three slurry cup connector, and three slurry cups are logical
It crosses slurry cup connector to be articulated on crossbeam 51, the lower section that each slurry cup 6 exports is equipped with graduated cylinder 7.
It presses the detection device of fluid loss when detecting to drilling fluid in the utility model drilling fluid, sample is put into slurry
In cup 6, slurry cup 6 is articulated on crossbeam 51, and graduated cylinder 7 is placed on the lower section of the outlet of slurry cup 6, using clamping limb 3 that solenoid valve 2 is fixed
On the crossbeam 51 of bracket 5, the plectrum 12 on solenoid valve 2 is contacted with the operation portion of intake valve 11, and PLC is arranged as requested and controls
Device 1, opening air accumulator 8 makes the pressure in connecting line reach test value, opens the pipeline switch 9 on connecting line, PLC control
The plectrum 12 that device 1 controls solenoid valve 2 drives intake valve 11 to open, and is connected to gas passage with slurry cup entrance, starts test experience,
Meanwhile the record control time of PLC controller 1, when detection test period reaches 7.5min or 30min of requirement, PLC controller
The plectrum 12 of 1 control solenoid valve 2 drives intake valve 11 to close, and slurry cup entrance is blocked by intake valve 11, termination detection experiment, finally
The middle pressure fluid loss of drilling fluid is obtained according to the volume of filtrate in graduated cylinder 7.
It presses the structure of the detecting device of fluid loss simple in the utility model drilling fluid, can be realized and automatically control in drilling fluid
The detection process for pressing dehydration, does not need to be transformed detection device conventional in laboratory, test experience is easy to operate.
The embodiment 2 that the detection device of fluid loss is pressed in the utility model drilling fluid, exists with the difference of embodiment 1
In as shown in Fig. 2, solenoid valve 2 is fixed on crossbeam 51 by bandage 13.
The embodiment 3 that the detection device of fluid loss is pressed in the utility model drilling fluid, exists with the difference of embodiment 1
In external pressure source is electric inflating pump, and the start stop apparatus of electric inflating pump is connect with controller.
The embodiment 4 that the detection device of fluid loss is pressed in the utility model drilling fluid, exists with the difference of embodiment 1
In executive item is the drive rod being arranged on solenoid valve 2.
In other embodiments, the quantity of slurry cup can be set to two or four.
Claims (10)
1. pressing the detection device of fluid loss, including bracket in drilling fluid, the bracket includes crossbeam, and crossbeam is equipped with for mounting
The slurry cup connector of slurry cup, the crossbeam inside is equipped with the gas passage for being connected to external pressure source and slurry cup entrance, described
The intake valve for controlling gas passage on-off is equipped in gas passage, intake valve has the operation portion being located at outside crossbeam, special
Sign is: the crossbeam is equipped with the driving mechanism for driving the intake valve opening and closing, and driving mechanism has for driving
The executive item of operation portion is stated, driving mechanism is connected with controller.
2. pressing the detection device of fluid loss in drilling fluid according to claim 1, it is characterised in that: the driving mechanism can
It tears open and is fixed on crossbeam.
3. pressing the detection device of fluid loss in drilling fluid according to claim 2, it is characterised in that: in the driving mechanism
Equipped with openable and closable clamping limb, the driving mechanism is fixed on crossbeam by the way that clamping limb is removable.
4. pressing the detection device of fluid loss in drilling fluid according to claim 3, it is characterised in that: the clamping limb and cross
The contact surface of beam is equipped with anti-slip layer.
5. pressing the detection device of fluid loss in drilling fluid according to any one of claims 1 to 4, it is characterised in that: described
Driving mechanism is solenoid valve.
6. pressing the detection device of fluid loss in drilling fluid according to claim 5, it is characterised in that: the executive item is to set
Set the plectrum on solenoid valve.
7. pressing the detection device of fluid loss in drilling fluid according to any one of claims 1 to 4, it is characterised in that: described
Controller is PLC controller.
8. pressing the detection device of fluid loss in drilling fluid according to any one of claims 1 to 4, it is characterised in that: described
Slurry cup connector is equipped with two or more, and slurry cup connector is arranged along the axially spaced-apart of crossbeam.
9. pressing the detection device of fluid loss in drilling fluid according to any one of claims 1 to 4, it is characterised in that: described
Gas passage is connected with external pressure source by connecting line, and the connecting line is equipped with the pipeline of control connecting line on-off
Switch.
10. pressing the detection device of fluid loss in drilling fluid according to claim 9, it is characterised in that: the pipeline switch
Place is equipped with the pressure gauge for showing pipeline inner pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820737431.XU CN208459251U (en) | 2018-05-17 | 2018-05-17 | The detection device of fluid loss is pressed in drilling fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820737431.XU CN208459251U (en) | 2018-05-17 | 2018-05-17 | The detection device of fluid loss is pressed in drilling fluid |
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| Publication Number | Publication Date |
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| CN208459251U true CN208459251U (en) | 2019-02-01 |
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ID=65148446
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820737431.XU Active CN208459251U (en) | 2018-05-17 | 2018-05-17 | The detection device of fluid loss is pressed in drilling fluid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111965064A (en) * | 2020-07-20 | 2020-11-20 | 东营同博石油电子仪器有限公司 | Automatic control type medium-pressure filtration loss instrument and control method |
-
2018
- 2018-05-17 CN CN201820737431.XU patent/CN208459251U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111965064A (en) * | 2020-07-20 | 2020-11-20 | 东营同博石油电子仪器有限公司 | Automatic control type medium-pressure filtration loss instrument and control method |
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