CN206608167U - Oil field is with across every measuring cell - Google Patents
Oil field is with across every measuring cell Download PDFInfo
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- CN206608167U CN206608167U CN201720252122.9U CN201720252122U CN206608167U CN 206608167 U CN206608167 U CN 206608167U CN 201720252122 U CN201720252122 U CN 201720252122U CN 206608167 U CN206608167 U CN 206608167U
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- supporting mechanism
- leather bag
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- cell body
- sensor
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Abstract
The utility model discloses a kind of oil field with across every measuring cell, including：Cable head assembly, top install cell body, supporting mechanism regulation motor, supporting mechanism, induction controller, leather bag install cell body, on suppress leather bag and under suppress leather bag, bottom cell body, bag pressure sensor, lamination sensor and pipe pressure sensor, piston pump electric machine assembly, ground far-end control device be installed.The beneficial effects of the utility model are：1st, in addition to current hierarchical pressure measurement layer, remaining output layer can continue production.2nd, possess the expanding packing with a pair of the up/down that can control to set or unseal from ground far-end control device and sliding sleeve switch up/down seal section and suppress leather bag.3rd, the docking structure of supporting mechanism and sliding sleeve switch cooperates and determined across the correspondence position relation that leather bag and seal section are suppressed every measuring cell.4th, the data measured can be transmitted to ground far-end control device by cable head assembly and shows and record.
Description
Technical field
The utility model is related to oil extraction in oil field device field, and more particularly to a kind of specialty is entered for oil field using sliding sleeve switch
The downhole testing equipment of the oil-producing well delaminating pressure testing of row separate zone production, i.e., a kind of oil field is with across every measuring cell.
Background technology
At present, traditional oil-producing well delaminating pressure testing mode is by wireline operation multiple switching sliding sleeve, that is, to close purpose and survey
All sliding sleeves outside layer are tried, wait build-up of fluid to ask for target zone strata pressure afterwards.After the layer is completed, then pass through cable
This layer of sliding sleeve is closed in rope operation, opens the pressure measurement operation that other target zones enter next link.Therefore, traditional delaminating pressure testing side
Formula has the following disadvantages：(1) during pressure measurement process, it is necessary to closing well, oil well production is influenceed；(2) during target zone pressure measurement, it is impossible to judge it
Whether the sliding sleeve of its layer position closes in place, is easily caused pressure measurement data distortion；(3) recover because pressure reverts to free surface, well storage
Effect is very big, if wanting to obtain qualified data, it is necessary to which a couple of days did not waited the closed-in time by several months；(4) if want to explain mono-layer osmotic rate,
The parameters such as skin factor need individual layer yield data to be fitted, then need individual layer first to seek Recovery, and multilayer pressure measurement work flow is needed
Toggle, process is complicated, cumbersome；(5) closed-in time is long, the oily well yield of influence, reduces the cumulative production of oil well,
Larger economic loss can be caused.
Due to case above, traditional closing well delaminating pressure testing well testing is the method that Oilfield Decision-making department pole is reluctant to use.Cause
How this, find an urgent demand simple, economic, that efficiently delaminating pressure testing well-logging method is produced as oil field development already.
Utility model content
The purpose of this utility model is the above-mentioned not enough and defect for being directed to prior art there is provided a kind of oil field with across every survey
Instrument is pressed, to solve the above problems.
The technical problem that the utility model is solved can be realized using following technical scheme：
Oil field is with across every measuring cell, it is characterised in that including：
It is arranged on the cable head assembly on top；
Cell body is installed at the top for being arranged on the cable head assembly bottom, is provided with the top mounting groove body and institute
State the supporting mechanism regulation motor of cable head assembly connection；
Be arranged on the top install cell body lower end and with receiving that the output shaft of the supporting mechanism regulation motor is connected
The supporting mechanism for holding together or opening；
It is arranged in the top mounting groove body to control the supporting mechanism to draw in or open and sense the support
Mechanism whether induction controller in place；
The leather bag installation cell body that cell body lower end is installed at the top is arranged on, the middle part that the leather bag installs cell body was formed
Flow center passage, the flow channels water inlet and flow channels delivery port of excessively stream central passage are separately positioned on the leather bag and installed
The top and bottom of cell body, the leather bag install cell body top and bottom periphery be respectively arranged with suppress leather bag and under suppress
Leather bag, the leather bag install cell body inwall be additionally provided with it is described on suppress leather bag and under suppress that leather bag connects suppress it is logical
Road；
It is arranged in the bottom installation cell body that the leather bag installs cell body lower end, the bottom mounting groove body and is provided with bag pressure
Sensor, lamination sensor and pipe pressure sensor, the bag pressure sensor are connected with the passage of suppressing, the lamination sensor
Connected with the lamination pressure tap for being arranged on the leather bag mounting groove side portion, the pipe pressure sensor is pacified with being arranged on the bottom
The pipe pressure pressure tap connection in tankage side portion；
The piston pump electric machine assembly in the bottom mounting groove body is arranged on, the piston pump electric machine assembly is used for will be described
In the mounting groove body of bottom suppress liquid be delivered to it is described suppress passage, or for the liquid of suppressing suppressed in passage to be returned
Receipts suppress fluid storage intracavitary in the bottom mounting groove body；
Passed with the supporting mechanism regulation motor, induction controller, piston pump electric machine assembly, bag pressure sensor, lamination
Sensor and the ground far-end control device of pipe pressure sensor connection.
In a preferred embodiment of the present utility model, the supporting mechanism includes being provided at circumferentially spaced in the support
Support arm on the output shaft of mechanism regulation motor, each support arm passes through supporting arm base and reduction torsion spring and the supporting mechanism
The output shaft end connection of regulation motor, the bottom outer face of the support arm is oblique spigot surface, under the support arm
Spacing groove face is provided with the outside of portion.
In a preferred embodiment of the present utility model, the induction controller is separately positioned on described including a pair
Docking location sensor in the mounting groove body of on the output shaft of supporting mechanism regulation motor and top, the supporting mechanism regulation
The output shaft top of motor is arranged with spring, and the output shaft end of the supporting mechanism regulation motor is provided with locating piece pin, institute
The keyway for being provided with and coordinating with the locating piece pin on supporting arm base is stated, the output shaft end of the supporting mechanism regulation motor is also
It is provided with the cam pack for driving the support arm to draw in or open, the output shaft of the supporting mechanism regulation motor and also sets up
There is the turn-sensitive device for sensing the cam pack turned position.
In a preferred embodiment of the present utility model, the inwall of the bottom installation cell body is provided with to be suppressed with described
What passage was connected suppresses leather bag hydraulic passage.
In a preferred embodiment of the present utility model, the piston pump electric machine assembly includes piston pump motor, described
The output end of piston pump motor is connected by a rotary teeth wheel case with the top engagement of a power transmission shaft, the piston pump motor
Output end, which is provided with angular transducer, the bottom mounting groove body, is provided with piston position sensor, the power transmission shaft it is upper
Portion and bottom are respectively arranged with corresponding with the piston position sensor upper limit level sensor and lower limit level sensor, the biography
The lower end of moving axis is connected with a pressurizing piston.
In a preferred embodiment of the present utility model, the lower end that cell body is installed in the bottom is additionally provided with pressure storage
Room, the pressure storage chamber has suppresses the liquid passage excessively that leather bag hydraulic passage is connected with described.
In a preferred embodiment of the present utility model, downhole temperature sensing is additionally provided with the bottom mounting groove body
Device.
As a result of technical scheme as above, the beneficial effects of the utility model are：
1st, itself possess across every excessively stream central passage, across when measuring cell is carrying out oil-producing well delaminating pressure testing, except current point
Layer pressure measurement layer is outer, and remaining output layer can continue production.
2nd, possessing can be controlled a pair of the up/down that set or unseal close with sliding sleeve switch up/down by ground far-end control device
Leather bag is suppressed in the expanding packing that envelope section coordinates.
3rd, possess and gathering or the supporting mechanism decontroled, the supporting mechanism and sliding sleeve switch are controlled by ground far-end control device
Docking structure cooperate determine across the correspondence position relation that leather bag and seal section are suppressed every measuring cell.
4th, itself possess layer position, tubing string, suppress leather bag pressure and downhole temperature measurement；It is the gathering of supporting mechanism, relieving, right
Connect position measurement；And the data measured can be transmitted to ground far-end control device by cable head assembly and show and record.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of embodiment of the utility model.
Fig. 2 is enlarged drawing at Fig. 1 I.
Fig. 3 is that supporting mechanism of the present utility model passes through oil pipe and the first state schematic diagram of box cupling interface.
Fig. 4 is second view of the supporting mechanism of the present utility model by oil pipe and box cupling interface.
Fig. 5 is that supporting mechanism of the present utility model passes through oil pipe and the third state schematic diagram of box cupling interface.
Fig. 6 is the first state schematic diagram that supporting mechanism of the present utility model is docked with sliding sleeve.
Fig. 7 is the second view that supporting mechanism of the present utility model is docked with sliding sleeve.
Fig. 8 is the third state schematic diagram that supporting mechanism of the present utility model is docked with sliding sleeve.
Fig. 9 is the 4th view that supporting mechanism of the present utility model is docked with sliding sleeve.
Figure 10 is enlarged drawing at Fig. 1 II.
Figure 11 is enlarged drawing at Fig. 1 III.
Figure 12 is that leather bag of the present utility model of suppressing sets schematic diagram (not suppressing fluid injection).
Figure 13 is that leather bag of the present utility model of suppressing sets schematic diagram (having suppressed fluid injection).
Figure 14 is enlarged drawing at Figure 13 I.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
The utility model is expanded on further in face.
Referring to the oil field shown in Fig. 1 to Figure 14 with across every measuring cell, from top to bottom include successively it is coaxial from top to bottom successively
Cell body 100, leather bag are installed cell body 200 and bottom installation cell body 300 are installed in the top of setting.The top of cell body 100 is installed at top
Portion is provided with cable head assembly 400, and the cable head assembly 400 is prior art, is not just repeated at this.
Install in cell body 100 and be provided with the supporting mechanism regulation motor 500 being connected with cable head assembly 400, top in top
The lower end of cell body 100 is installed and is provided with the supporting mechanism 600 being connected with the output shaft 510 of supporting mechanism regulation motor 500, machine is supported
Structure 600 can draw in or open.
With reference to shown in Fig. 2, top is installed in cell body 100 and is provided with induction controller 700, and induction controller 700 is used
To control supporting mechanism 600 to draw in or open and whether in place to sense supporting mechanism 600.Specifically, supporting mechanism 600 includes week
To the support arm 610 being disposed on the output shaft 510 of supporting mechanism regulation motor 500, each support arm 610 passes through support
Arm seat 620 and reduction torsion spring 630 are connected with the end of output shaft 510 of supporting mechanism regulation motor 500.Support arm 610 it is most lower
End outer face is oblique spigot surface 611, and the lower outside of support arm 610 is provided with spacing groove face 612, the groove of spacing groove face 612
It is respectively transition plane 612a, 612b to push up two ends.
Induction controller 700 be separately positioned on including a pair on the output shaft 510 of supporting mechanism regulation motor 500 and
Top is installed by the docking location sensor 710,720 in cell body 100.The top of output shaft 510 set of supporting mechanism regulation motor 500
Provided with spring 511, the end of output shaft 510 of supporting mechanism regulation motor 500 is provided with locating piece pin 512, supporting arm base 620
It is provided with the keyway 621 coordinated with locating piece pin 512.The end of output shaft 510 of supporting mechanism regulation motor 500 is additionally provided with drive
Thoughts are also set up on the cam pack 513 that dynamic support arm 610 draws in or opened, the output shaft 510 of supporting mechanism regulation motor 500
Answer the turn-sensitive device 514 of the turned position of cam pack 513.
The middle part that leather bag installs cell body 200 forms excessively stream central passage 210, and the flow channels of excessively stream central passage 210 are entered
The mouth of a river 211 and flow channels delivery port 212 are separately positioned on the top and bottom that leather bag installs cell body 200, and leather bag installs cell body
200 top and bottom periphery be respectively arranged with suppress leather bag 220 and under suppress leather bag 230, leather bag installs the interior of cell body 200
Wall be additionally provided with above suppress leather bag 220 and under suppress that leather bag 230 connects suppress passage 240.
Bottom, which is installed, is provided with bag pressure sensor 310, lamination sensor 320 and pipe pressure sensor 330, capsule in cell body 300
Pressure sensor 310 is connected with suppressing passage 240, lamination sensor 320 and the lamination survey for being arranged on the leather bag installation sidepiece of cell body 200
Pressure hole 250 is connected, and the pipe pressure pressure tap that pipe pressure sensor 330 installs the sidepiece of cell body 300 with being arranged on bottom is connected.In order to
Carry out being additionally provided with downhole temperature sensor 350 in the installation of the bottom in downhole temperature measurement, the present embodiment cell body 300.
Bottom installs cell body 300 and is additionally provided with piston pump electric machine assembly 800, and piston pump electric machine assembly 800 is used for bottom
The liquid of suppressing installed in cell body 300 is delivered to and suppresses passage 240, or suppresses liquids recovery for that will suppress in passage 240
Suppressing in liquid storage cavity 360 in cell body 300 is installed to bottom.Preferably, cell body 300 is installed in the bottom in the present embodiment
Inwall is provided with suppressing the conveying suppressed leather bag hydraulic passage 370, conveniently suppress liquid that passage 240 is connected.Piston pump electricity
Thermomechanical components 800 include piston pump motor 810, and the output end 820 of piston pump motor 810 passes through a rotary teeth wheel case 830 and one
The top engagement connection of power transmission shaft 840, the output end of piston pump motor 810 is provided with angular transducer 850.Bottom is installed by cell body
Piston position sensor 860 is provided with 300, the upper and lower part of power transmission shaft 840 is respectively arranged with and piston position sensor
860 corresponding upper limit level sensors 871 and lower limit level sensor 872, the lower end of power transmission shaft 840 is connected with a pressurizing piston 880.
The utility model also includes and supporting mechanism regulation motor 500, induction controller 700, piston pump electric machine assembly
800th, the ground far-end control device that bag pressure sensor 310, lamination sensor 320 and pipe pressure sensor 330 are connected (does not show in figure
Go out), the ground far-end control device can be computer.
The lower end that cell body 300 is installed in bottom in the present embodiment is additionally provided with pressure storage chamber 900, pressure storage chamber 900
With with suppressing the liquid passage 910 excessively that leather bag hydraulic passage 370 is connected.
Operation principle of the present utility model is as follows：
1st, whole system is powered by 220VAC or 110VAC AC powers, using portable computer as core, passes through USB/
RS485 interfaces communicate with ground far-end control device, complete across every measuring cell underground state-detection and control.
2nd, across by the winch cable that links, entering laminated distributor under well pipe through Pulley group, wellhead blowout preventer every measuring cell
Layer position where post reaches target sliding sleeve switch.
3rd, the gathering or relieving of support arm are completed across the operational order sent every measuring cell according to ground far-end control device；
And after being docked with sliding sleeve switch, suppress leather bag and set or unsealed by ground far-end control device, suppress after leather bag sets, can
Carry out current layer delaminating pressure testing；Packing leather bag solution is honored as a queen, and can carry out removing for downhole instrument.
4th, the various data measured transmitted by cable head assembly (single-core cable) to ground far-end control device show and
Record, strata pressure can also be obtained by the playback of storage type pressure.
5th, supported across every measuring cell by single-core cable connection overload protection end, then through end connection speed change servo
Mechanism regulation motor.
6th, supporting mechanism regulation motor output shaft is after high pressure waterproof sealing with supporting mechanism by coupling, between disposed sense
Answer control device 700.Leather bag, which installs cell body 200, has excessively stream central passage, it is ensured that instrument is surveyed across production sliding sleeve realization
When the pressure for measuring target zone (by sealing layer) recovers, without influenceing other layers of position (non-measured target zone) normally production.
7th, after supporting mechanism, which is set, to be docked successfully, start to suppress to suppressing leather bag by ground far-end control device
Until leather bag struts sealing, the direct-reading data uploaded by three groups of pressure sensors real-time monitor this layer of sealing.
8th, after the completion of layer test, leather bag pressure release deblocking is suppressed in far-end control device control in ground, is packed up under supporting mechanism
Put/above carry to another interval for needing to test and tested, until all intervals are completed, complete the survey of complete each interval of well
Examination.
The specific course of work of the present utility model includes the docking of supporting mechanism and suppresses setting or unsealing for leather bag：
First, the docking of supporting mechanism：
With reference to shown in Fig. 3 to Fig. 9, instrument is transferred by cable car, when instrument reaches destination layer position, controlled by ground distal end
Device processed makes supporting mechanism regulation motor 500 work, and the folding and unfolding process of support arm 610：When motor turns clockwise, power leads to
Output shaft 510 is crossed, drives cam pack 513 and docking magnet steel seat 515 to rotate, when the position of the fulcrum of cam pack 513 is in a high position
When, support arm 610 is drawn in simultaneously, and when the fulcrum of cam pack 513 is in low level, support arm 610 is decontroled simultaneously.Turn-sensitive device
The rotating cycle of 514 inductive output axle 510, then transfers data to ground far-end control device, by ground far-end control device
The rotation of main shaft is controlled, to reach folding and unfolding purpose.Continue to transfer instrument, support arm 610 connects continuously across oil pipe 1 and tubing coupling
When meeting place (as shown in Figure 3) because the effect of reduction torsion spring 630, the subtended angle of support arm 610 can with transition plane 612a, 612b and
The change of caliber at oblique spigot surface 611 and magnify or reduce.When support arm 610 is by oil pipe 1 and box cupling junction position, branch
The transition plane 612a of brace 610 is contacted with tube inner wall above box cupling, and instrument continues traveling downwardly oil pipe 1 and box cupling junction position
When putting (as shown in Figure 4), the oblique spigot surface 611 of support arm 610 is contacted with tube inner wall below box cupling, and instrument goes downwards to oil pipe 1
During with box cupling junction position (as shown in Figure 5), because the transition plane 612b of support arm 610 is contacted with tube inner wall, now
Height dimension residing for the domatic low levels of transition plane 612a is less than pipe aperture, and spacing groove face 612 will not be caused to set under box cupling
On the section of square oil pipe.
Continue lower section instrument, when support arm 610 reach 2 position of sliding sleeve switch when (as shown in Figure 6), oblique spigot surface 611 and
The contact of sliding sleeve top connection main body inner wall is pressurized and shunk.Instrument continues traveling downwardly position shown in Fig. 7, because reduction torsion spring 630
Elastic force effect support arm 610 subtended angle increase, as instrument is continued traveling downwardly, the subtended angle of support arm 610 continues to increase, until transition plane
612b contacts (as shown in Figure 8) with the bottom land of sliding sleeve switch 2, now spacing groove face 612 just with the longer channel section 2a of sliding sleeve switch 2
Contact.Instrument is continued traveling downwardly, under gravity, and spring 511 is pressurized, and instrument is moved down, when locating piece pin 512 contacts support arm
Seat 620 on keyway 621 when, docking location sensor 710,720 centerings (as shown in Figure 9), instrument will pass through single-core cable general
Docking pass signal is transferred to ground far-end control device.
On the descending path of instrument, across only reaching sliding sleeve switch position as shown in Figure 9 every measuring cell support arm 610
When, support arm 610 can just dock success.And at downlink path other positions, the transition plane 612a groove high points of support arm
Contacted with inside pipe wall, and oblique spigot surface 611 is passed through front platform rank, after oblique spigot surface 611 is by platform rank, transition is put down
Face 612b will be contacted with inside pipe wall, so that the transition plane 612a low spots height dimension of support arm 610 is less than front platform
Rank radius of circle, will not cause the spacing groove face 612 of support arm to be sitting on the platform rank of front.
2nd, setting or unsealing for leather bag is suppressed：
With reference to shown in Figure 10 to Figure 14, when watching instrument to be docked successfully with sliding sleeve switch 1 from ground far-end control device
Afterwards, set and suppressed after pressure and rotating cycle in operation interface, by ground far-end control device by pressurizing piston 880
Regulation starts to suppress icon in lower limit position, click.At this moment piston pump motor 810 is rotated forward, and power transmission shaft 840 passes through rotation
Geared sleeve 830 is driven, and is driven liquid in the air exercise press liquid of pressurizing piston 880 storage chamber 360 to be extruded, will be suppressed fluid storage
The liquid of chamber 360 by suppress leather bag hydraulic passage 370 be pressed into suppress leather bag 220 and under suppress at the sealing of leather bag 230, make
On suppress leather bag 220 and under suppress the distending of leather bag 230 to reach sealed effect, i.e., on suppress leather bag 220 with suppress leather bag
230 set success, as shown in Figure 12 to Figure 14.On the path for suppressing leather bag hydraulic passage, bag pressure sensor 310 is provided with.
Under normal circumstances, before the signal that piston position sensor 860 senses the lower limit level sensor 872 on power transmission shaft 840,
Leather bag pressure difference will rise to setting value.If there is the signal that piston position sensor 860 senses lower limit level sensor 872
When, leather bag pressure difference does not rise to setting value also, and computer will be automatically stopped motor rotation, stop piston pump immediately and suppress, with
Reach the purpose of protection piston pump system.Read by ground far-end control device and compare strata pressure F2, tubing string pressure F3
And leather bag pressure F1, leather bag pressure difference=F1-F2, it is possible to judge the pressure recovery of target zone (by sealing layer).
Leather bag pressure difference was kept after a period of time, just can be carried out leather bag deblocking by ground far-end control device, be clicked on ground
Far-end control device pressure release icon, at this moment piston pump motor 810 reversely rotate, power transmission shaft 840 is passed by rotary teeth wheel case 830
It is dynamic, drive pressurizing piston 880 to be moved rearwards by, when piston position sensor 860 senses the upper limit 871 signal of level sensor, plus
Pressure piston 880 has just arrived pressure release extreme position, the work of piston pump motor automatic stop.Leather bag hydraulic channel pressure is just released to pipe
In post, at this moment leather bag pressure is equal to tubing string pressure, illustrates that leather bag is successfully unsealed.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (7)
1. oil field is with across every measuring cell, it is characterised in that including：
It is arranged on the cable head assembly on top；
Cell body is installed at the top for being arranged on the cable head assembly bottom, is provided with the top mounting groove body and the electricity
The supporting mechanism regulation motor of cable end component connection；
Be arranged on that the top installs cell body lower end and be connected with the output shaft of the supporting mechanism regulation motor draw in or
The supporting mechanism opened；
It is arranged in the top mounting groove body to control the supporting mechanism to draw in or open and sense the supporting mechanism
Whether induction controller in place；
The leather bag installation cell body that cell body lower end is installed at the top is arranged on, the middle part that the leather bag installs cell body is formed in excessively stream
Heart passage, the flow channels water inlet and flow channels delivery port of excessively stream central passage are separately positioned on the leather bag and install cell body
Top and bottom, the leather bag install cell body top and bottom periphery be respectively arranged with suppress leather bag and under suppress skin
Capsule, the leather bag install cell body inwall be additionally provided with it is described on suppress leather bag and under suppress that leather bag connects suppress passage；
It is arranged in the bottom installation cell body that the leather bag installs cell body lower end, the bottom mounting groove body and is provided with bag pressure sensing
Device, lamination sensor and pipe pressure sensor, the bag pressure sensor are connected with the passage of suppressing, and the lamination sensor is with setting
The lamination pressure tap connection in the leather bag mounting groove side portion is put, the pipe pressure sensor is with being arranged on the bottom mounting groove
The pipe pressure pressure tap connection in side portion；
The piston pump electric machine assembly in the bottom mounting groove body is arranged on, the piston pump electric machine assembly is used for the bottom
In mounting groove body suppress liquid be delivered to it is described suppress passage, or for by it is described suppress in passage suppress liquids recovery extremely
Fluid storage intracavitary is suppressed in the bottom mounting groove body；
With the supporting mechanism regulation motor, induction controller, piston pump electric machine assembly, bag pressure sensor, lamination sensor
The ground far-end control device connected with pipe pressure sensor.
2. oil field as claimed in claim 1 is with across every measuring cell, it is characterised in that the supporting mechanism includes circumferentially-spaced set
Put the support arm on the output shaft of the supporting mechanism regulation motor, each support arm by supporting arm base and reduction torsion spring with
The output shaft end connection of the supporting mechanism regulation motor, the bottom outer face of the support arm is oblique spigot surface, in institute
The lower outside for stating support arm is provided with spacing groove face.
3. oil field as claimed in claim 2 is with across every measuring cell, it is characterised in that the induction controller includes a pair points
The docking location sensor on the output shaft of the supporting mechanism regulation motor and in the mounting groove body of top is not arranged on, it is described
The output shaft top of supporting mechanism regulation motor is arranged with spring, and the output shaft end of the supporting mechanism regulation motor is provided with
The keyway coordinated with the locating piece pin is provided with locating piece pin, the supporting arm base, the supporting mechanism regulation motor
Output shaft end is additionally provided with the cam pack for driving the support arm to draw in or open, the supporting mechanism regulation motor it is defeated
The turn-sensitive device for sensing the cam pack turned position is additionally provided with shaft.
4. oil field as claimed in claim 1 is with across every measuring cell, it is characterised in that the inwall that cell body is installed in the bottom is set
Have with it is described suppress that passage connects suppress leather bag hydraulic passage.
5. oil field as claimed in claim 4 is with across every measuring cell, it is characterised in that the piston pump electric machine assembly includes piston
Pump motor, the output end of the piston pump motor is connected by a rotary teeth wheel case with the top engagement of a power transmission shaft, described
The output end of piston pump motor is provided with angular transducer, the bottom mounting groove body and is provided with piston position sensor, institute
The upper and lower part for stating power transmission shaft is respectively arranged with upper limit level sensor corresponding with the piston position sensor and lower limit
Sensor, the lower end of the power transmission shaft is connected with a pressurizing piston.
6. oil field as claimed in claim 4 is with across every measuring cell, it is characterised in that the lower end that cell body is installed in the bottom is also set
Pressure storage chamber is equipped with, the pressure storage chamber has suppresses the liquid passage excessively that leather bag hydraulic passage is connected with described.
7. oil field as claimed in claim 1 is with across every measuring cell, it is characterised in that be additionally provided with the bottom mounting groove body
Downhole temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720252122.9U CN206608167U (en) | 2017-03-15 | 2017-03-15 | Oil field is with across every measuring cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720252122.9U CN206608167U (en) | 2017-03-15 | 2017-03-15 | Oil field is with across every measuring cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206608167U true CN206608167U (en) | 2017-11-03 |
Family
ID=60165348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720252122.9U Expired - Fee Related CN206608167U (en) | 2017-03-15 | 2017-03-15 | Oil field is with across every measuring cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206608167U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237623A (en) * | 2017-03-15 | 2017-10-10 | 上海嘉地仪器有限公司 | Oil field is with across every measuring cell |
-
2017
- 2017-03-15 CN CN201720252122.9U patent/CN206608167U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237623A (en) * | 2017-03-15 | 2017-10-10 | 上海嘉地仪器有限公司 | Oil field is with across every measuring cell |
| CN107237623B (en) * | 2017-03-15 | 2024-02-23 | 上海嘉地仪器有限公司 | Span pressure measuring instrument for oil field |
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