CN106930752A - Downhole instrument support cylinder - Google Patents
Downhole instrument support cylinder Download PDFInfo
- Publication number
- CN106930752A CN106930752A CN201710320113.3A CN201710320113A CN106930752A CN 106930752 A CN106930752 A CN 106930752A CN 201710320113 A CN201710320113 A CN 201710320113A CN 106930752 A CN106930752 A CN 106930752A
- Authority
- CN
- China
- Prior art keywords
- downhole instrument
- terminal box
- support cylinder
- main body
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
Abstract
The invention provides a kind of downhole instrument support cylinder, including：Support cylinder main body, has multiple mounting grooves for placing downhole instrument on its lateral wall；Terminal box, it is located in support cylinder main body, and terminal box has the wire connection cavity that can be connected with multiple mounting grooves.Downhole instrument support cylinder of the invention, multiple downhole instruments are respectively provided with multiple mounting grooves of its lateral wall, terminal box is set in support cylinder main body, the wire of each downhole instrument can realize electrical connection in the wire connection cavity of terminal box, so as to realize the communication between each downhole instrument, downhole instrument support cylinder of the invention can very easily realize the electrical connection between multiple downhole instruments, the wire of multiple downhole instrument is arranged in a wire connection cavity in addition, also allows for investigating failure.
Description
Technical field
The present invention is related to a kind of downhole instrument support cylinder, more particularly to the downhole instrument support in a kind of oil and gas development field
Cylinder.
Background technology
At present, downhole instrument support cylinder (carrier) for being used in fields such as oil deposit dynamic monitoring, well testing, oil and gas well testings
Mainly there are two kinds：One kind is that downhole instrument is placed on inside support cylinder, and referred to as interior hanging prop cylinder, this kind of structure is because instrument is in support
Barrel inner, Partial Blocking flow channel, also limit other and is passed through using the instrument of cable operation, there is very big in the application
Limitation；Another kind is that instrument is placed in outside support cylinder, commonly referred to as outer hanging prop cylinder, and specific practice is in support bobbin outer wall
Mounting groove is set, instrument is placed in mounting groove, multiple mounting grooves can be circumferentially disposed along support bobbin, but due to each instrument point
It is not placed in different grooves, electrical connection can not be realized between each instrument.
Therefore, it is necessary to provide a kind of downhole instrument support cylinder of new electrical connection that can realize each instrument come on overcoming
State defect.
The content of the invention
It is an object of the invention to provide a kind of downhole instrument support cylinder, it can conveniently realize many in support cylinder main body
Electrical connection between individual downhole instrument.
Above-mentioned purpose of the invention can be realized using following technical proposal：
A kind of downhole instrument support cylinder, including：
Support cylinder main body, has multiple mounting grooves for placing downhole instrument on its lateral wall；
Terminal box, it is located in the support cylinder main body, and the terminal box has what can be connected with multiple mounting grooves
Wire connection cavity.
Downhole instrument support cylinder as described above, wherein, the terminal box is socketed in one end of the support cylinder main body, Duo Gesuo
State mounting groove it is circumferentially spaced be arranged on it is described support cylinder main body outer wall on, the terminal box be provided with multiple wires lead to
Road, multiple mounting grooves are connected by multiple lead channels with the wire connection cavity.
Downhole instrument support cylinder as described above, wherein, the support cylinder main body is provided with contact ring, and the terminal box is connected to
On the contact ring, one end of the support cylinder main body is bolted with top connection, and the top connection has protection cylinder, the protection cylinder energy
Hermetically it is set in the outside of the terminal box.
Downhole instrument support cylinder as described above, wherein, the terminal box is located at the middle part of the support cylinder main body, multiple described
Mounting groove is respectively arranged in the support at terminal box two ends cylinder main body, and the wire connection cavity of the terminal box is respectively arranged at two ends with
Multiple lead channels, multiple mounting grooves are connected by multiple lead channels with the wire connection cavity.
Downhole instrument support cylinder as described above, wherein, the terminal box is formed by connecting by two semicircular ring cylinder make-ups
Cylinder.
Downhole instrument support cylinder as described above, wherein, one end of the downhole instrument is provided with accommodating cavity, the lead channels
Wire barrel is sealedly connected with and the accommodating cavity between, the wire barrel has passing channel, and the accommodating cavity is by the mistake
Line passage, the lead channels are connected with the wire connection cavity.
Downhole instrument support cylinder as described above, wherein, one end of the wire barrel is spirally connected with the inwall of the lead channels
And setting is sealed, the other end of the wire barrel is arranged with sealing shroud, and the sealing shroud is spirally connected with the inwall of the accommodating cavity
And seal setting.
Downhole instrument support cylinder as described above, wherein, between the inwall of the wire barrel and the lead channels, described close
Sealed between big envelope and the wire barrel and by sealing ring respectively between the inwall of the sealing shroud and the accommodating cavity and set
Put.
Downhole instrument support cylinder as described above, wherein, the wire connection cavity of the terminal box is provided with gathering hole, the operation
Baffle ring is provided with mouthful, the baffle ring can cover the gathering hole.
Downhole instrument support cylinder as described above, wherein, the support cylinder main body is provided with multiple fixed blocks, multiple fixations
Block is fixedly mounted on the outside of multiple mounting grooves, and the downhole instrument is fixed on the mounting groove by the fixed block
In.
The characteristics of downhole instrument support cylinder of the invention and advantage are：
Downhole instrument support cylinder of the invention, multiple downhole instruments are respectively provided with multiple mounting grooves of its lateral wall,
Terminal box is set in support cylinder main body, and the wire of each downhole instrument can realize electrical connection in the wire connection cavity of terminal box, so as to realize
Communication between each downhole instrument, downhole instrument support of the invention cylinder can be realized very easily between multiple downhole instruments
Electrical connection, in addition the wire of multiple downhole instruments be arranged in a wire connection cavity, also allow for investigating failure.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of the implementation method one of downhole instrument support cylinder of the invention；
Fig. 2 is the Section A-A schematic diagram of the implementation method one of downhole instrument support cylinder of the invention；
Fig. 3 is the section B-B schematic diagram of the implementation method one of downhole instrument support cylinder of the invention；
Fig. 4 is the structural representation of the implementation method two of downhole instrument support cylinder of the invention；
Fig. 5 is the D-D schematic cross-sections of the implementation method two of downhole instrument support cylinder of the invention；
Fig. 6 is the E-E schematic cross-sections of the implementation method two of downhole instrument support cylinder of the invention；
Fig. 7 is the structural representation of the implementation method three of downhole instrument support cylinder of the invention；
Fig. 8 is the F-F schematic cross-sections of the implementation method three of downhole instrument support cylinder of the invention；
Fig. 9 is the G-G schematic cross-sections of the implementation method three of downhole instrument support cylinder of the invention；
Figure 10 is the structural representation of the implementation method four of downhole instrument support cylinder of the invention；
Figure 11 is the H-H schematic cross-sections of the implementation method four of downhole instrument support cylinder of the invention；
Figure 12 is the J-J schematic cross-sections of the implementation method four of downhole instrument support cylinder of the invention.
Drawing reference numeral explanation：1st, cylinder main body is held in the palm；10th, mounting groove；11st, flow channel；12nd, upper end；13rd, contact ring；14th, silk
Button；2nd, downhole instrument；21st, Plug pin patch bay；22nd, pin；23rd, wire；24th, inserted link is sealed；25th, accommodating cavity；26th, sealing ring；3、
Sealing shroud；31st, sealing ring；32nd, sealing ring；4th, wire barrel；41st, passing channel；42nd, sealing ring；5th, terminal box；50th, wire connection cavity；
51st, sealing ring；52nd, sealing ring；53rd, lead channels；54th, baffle ring；55th, gathering hole；6th, top connection；61st, cylinder is protected；62nd, screw thread；
63rd, shoulder；7th, fixed block.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
In the present invention, term " lower end " refers to the right-hand member shown in Fig. 1, Fig. 4, Fig. 7 and Figure 10, and term " upper end " refers to figure
1st, the left end shown in Fig. 4, Fig. 7 and Figure 10.
As shown in Figures 1 to 12, the present invention provides a kind of downhole instrument support cylinder, including：Support cylinder main body 1, on its lateral wall
It is used to place the mounting groove 10 of downhole instrument 2 with multiple；Terminal box 5, it is located in the support cylinder main body 1, and terminal box 5 has
The wire connection cavity 50 that can be connected with multiple mounting grooves 10.Downhole instrument support cylinder of the invention, in multiple mounting grooves of its lateral wall
Multiple downhole instruments 2 are respectively provided with 10, terminal box 5 is set in support cylinder main body 1, the wire 23 of each downhole instrument 2 can connect
Electrical connection is realized in the wire connection cavity 50 of line box 5, so as to realize the communication between each downhole instrument 2, downhole instrument of the invention
Support cylinder, can very easily realize the electrical connection between multiple downhole instruments 2, and the wire 23 of multiple downhole instruments 2 is all provided with addition
Put in a wire connection cavity 50, be easy to investigate failure.
Specifically, in one embodiment, support cylinder main body 1 is a cylinder, is internally provided with flow channel 11, and flowing is logical
Road 11 is available for cable operation instrument to pass through；The lateral wall of support cylinder main body 1 is provided with the mounting groove 10 of multiple cylindricalitys, multiple mounting grooves
10 it is circumferentially spaced be arranged on the outer wall of support cylinder main body 1, the mounting groove 10 can be equal with the axis direction of support cylinder main body 1
OK, a downhole instrument 2 is provided with each mounting groove 10, those downhole instruments 2 can realize the dynamic monitoring of oil oil reservoir, underground
The functions such as the detection of pressure and temperature.The lower end of support cylinder main body 1 is provided with pin thread, and it is used for other instruments with underground and is connected.
In embodiment as shown in Fig. 1 to Fig. 3 and Fig. 7 to Fig. 9, the cylinder that terminal box 5 is formed in one, terminal box 5
Regularly it is sheathed on the upper end 12 of support cylinder main body 1；Specifically, in the present invention, contact ring 13 is convexly equipped with support cylinder main body 1, connect
After line box 5 is set in the upper end 12 of support cylinder main body 1, lower end and the contact ring 13 of terminal box 5 are abutted against, one end of support cylinder main body 1
(that is, upper end of support cylinder main body 1) is further bolted with top connection 6, and the upper end of top connection 6 is provided with screw thread 62, and the screw thread 62 is used
It is connected with other instruments, the lower end of top connection 6 has cylindric protection cylinder 61, and protection cylinder 61 can hermetically be set in
The outside of terminal box 5, protection cylinder 61 can ensure the sealing of the wire 23 in wire connection cavity 50, protect the inwall of cylinder 61 to be provided with
Shoulder 63, in the state of protection cylinder 61 is set in the outside of terminal box 5, shoulder 63 is abutted against with the upper surface of terminal box 5, is realized
The axially position of terminal box 5.Setting, terminal box 5 and support cylinder main body are sealed by sealing ring 51 between protection cylinder 61 and terminal box 5
Sealed by sealing ring 52 between 1 upper end 12 and set.
The lower end of terminal box 5 is along the circumferential direction provided with multiple lead channels 53, and multiple mounting grooves 10 pass through multiple wires and lead to
Road 53 is connected with wire connection cavity 50, and the wire 23 of multiple downhole instruments 2 is realized after passing through each lead channels 53 in wire connection cavity 50
Electrical connection.The wire connection cavity 50 of the terminal box 5 is an annular slotted being opened on the outer tube wall of terminal box 5, the annular slotted
It is gathering hole 55 to be open, and operating personnel can be at gathering hole 55, and the multiple wires 23 that will be penetrated in wire connection cavity 50 are electrically connected
Connect；When wire 23 breaks down, can be repaired at gathering hole 55.
In embodiment as shown in Fig. 4 to Fig. 6 and Figure 10 to Figure 12, and unlike Fig. 1, embodiment illustrated in fig. 7,
Terminal box 5 is located at the middle part of support cylinder main body 1, and multiple mounting grooves 10 are located in the support at the two ends of terminal box 5 cylinder main body 1 respectively, wiring
Multiple lead channels 53 are respectively equipped with the barrel at the two ends of box 5, multiple mounting grooves 10 pass through multiple lead channels 53 and wire connection cavity
50 are connected, i.e., the wire 23 of multiple downhole instruments 2 passes through multiple lead channels 53 that electrical connection is realized in wire connection cavity 50.The support
Cylinder main body 1 can not reconnect top connection 6, screw thread 14 can be provided with the upper end of support cylinder main body 1, to be connected with other instruments.
Specifically, in this embodiment, as shown in Fig. 4 and Figure 10, the middle part of support cylinder main body 1 is provided with annular groove (in figure
Do not mark), terminal box 5 is fixedly installed in the annular groove.In feasible embodiment, the terminal box 5 can be by two and half
The cylinder that annulus cylinder make-up is formed by connecting；Or, the terminal box 5 can also be the cylinder being spliced by multiple fan ring.It is above-mentioned
Can be bolted in support cylinder main body 1 between two semicircular rings cylinder or between multiple fan rings, so as to realize terminal box 5 with
Hold in the palm being fixedly connected for cylinder main body 1.Wire connection cavity 50 is to be located at the groove in the middle part of the lateral wall of terminal box 5, and multiple lead channels 53 are distinguished
It is connected positioned at the both sides of wire connection cavity 50 and with wire connection cavity 50.Support cylinder main body 1 of the multiple mounting grooves 10 located at the both sides of terminal box 5
On, the wire 23 of the downhole instrument 2 in mounting groove 10 realizes electrical connection after may pass through lead channels 53 in wire connection cavity 50.
It is located at two kinds of embodiment party at the upper end 12 of support cylinder main body 1 and the middle part of support cylinder main body 1 respectively for terminal box 5 above
Formula, in the case of both implementation methods, the implementation that the wire 23 of downhole instrument 2 is connected with the wire connection cavity 50 of terminal box 5
Mode also has the following two kinds, and it can arbitrarily be applied to any one in two kinds of embodiments of above-mentioned terminal box 5, not limit herein
System：
In a kind of implementation method that the wire 23 of downhole instrument 2 is connected with the wire connection cavity 50 of terminal box 5, such as Fig. 1 to Fig. 6
Shown, downhole instrument 2 is provided with accommodating cavity 25 near the one end of terminal box 5, and the Plug pin patch bay 21 being mutually inserted is provided with the accommodating cavity 25
With pin 22, wire 23 is connected on pin 22, and pin 22 is removedly plugged in Plug pin patch bay 21, be easy to wire 23 with
The disassembling operations of downhole instrument 2；In the present embodiment, wire barrel 4 is sealedly connected between lead channels 53 and accommodating cavity 25,
The wire barrel 4 has passing channel 41, and pin 22 is fixedly connected on one end of passing channel 41, and wire 23 can be from passing channel
41 penetrate and the other end from passing channel 41 is passed, it is achieved thereby that wire 23 is penetrated into lead channels by passing channel 41
In 53, with the purpose that each wire 23 for realizing multiple downhole instruments 2 can be electrically connected to each other in wire connection cavity 50.
In the present invention, wire barrel 4 is arranged with sealing shroud 3 near one end of accommodating cavity 25, and the sealing shroud 3 is a cylinder,
The inwall of sealing shroud 3 and accommodating cavity 25 is spirally connected and seal setting, the other end of wire barrel 4 and the inwall of lead channels 53 be spirally connected and
Sealing is set.In a particular embodiment, sealed by sealing ring 42 between the inwall of wire barrel 4 and lead channels 53 and set, and
The end face of one end of close lead channels 53 of wire barrel 4 is additionally provided with metal conical surface, by metal conical surface and the end of lead channels 53
Realization sealing is brought into close contact between face, as the supplementary means that sealing ring 42 is sealed；The inwall of sealing shroud 3 and accommodating cavity 25 it
Between by sealing ring 31 seal set, meanwhile, the inwall of sealing shroud 3 and accommodating cavity 25 is connected through a screw thread；Wire barrel 4 and sealing
Sealed by sealing ring 32 between set 3 and set, the sealing of above-mentioned sealing ring can well ensure that wire 23 will not be by extraneous liquid
Body institute erosion damage, it is ensured that the proper communication between the wire 23 of downhole instrument 2.
In the another embodiment that the wire 23 of downhole instrument 2 is connected with the wire connection cavity 50 of terminal box 5, such as Fig. 7 is extremely
Shown in Figure 12, from unlike Fig. 1 and Fig. 4 illustrated embodiments, the downhole instrument 2 is not provided with accommodating cavity 25, the downhole instrument 2
Sealing inserted link 24 is convexly equipped near one end of terminal box 5, the inner lead of downhole instrument 2 is equipped with sealing inserted link 24, this is close
Envelope inserted link 24 can pass through multiple sealing rings 26 and seal setting with lead channels 53, and the free end for sealing inserted link 24 is provided with Plug pin patch bay
21, pin 22 is additionally provided with lead channels 53, wire 23 is located in lead channels 53 and is connected on pin 22, pin
Removedly connected between 22 and Plug pin patch bay 21, be easy to disassembling operations, after 21 socket connection of pin 22 and Plug pin patch bay, can be real
The purpose that the inner lead of existing downhole instrument 2 is connected with wire 23, so as to also be achieved that each downhole instrument 2 is existed by wire 23
Being electrically connected to each other in wire connection cavity 50.
An implementation method of the invention, is provided with multiple fixed blocks 7 in support cylinder main body 1, and fixed block 7 is also fan
Ring, multiple fixed blocks 7 are fixedly mounted on the outside of multiple mounting grooves 10, and fixed block 7 can be bolted on support cylinder main body 1
On, downhole instrument 2 is fixed on mounting groove 10 by fixed block.
An implementation method of the invention, as shown in Figure 1 and Figure 7, is provided with baffle ring 54 at gathering hole 55, baffle ring 54 is
One annulus, it can cover gathering hole 55, so as to the protection of the wire 23 in the line chamber 50 that achieves a butt joint.
Downhole instrument support cylinder of the invention, multiple downhole instruments 2 are respectively provided with multiple mounting grooves 10 of its lateral wall,
Terminal box 5 is set in support cylinder main body 1, the wire 23 of each downhole instrument 2 can be realized being electrically connected in the wire connection cavity 50 of terminal box 5
Connect, so as to realize the communication between each downhole instrument 2, downhole instrument support cylinder of the invention can very easily realize multiple
Electrical connection between downhole instrument 2, in addition the wire 23 of multiple downhole instruments 2 be arranged in a wire connection cavity 50, also allow for
Investigation failure.
Schematical specific embodiment of the invention is the foregoing is only, the scope of the present invention is not limited to.It is any
Those skilled in the art, done equivalent variations and modification on the premise of design of the invention and principle is not departed from,
The scope of protection of the invention should be belonged to.
Claims (10)
1. a kind of downhole instrument support cylinder, it is characterised in that the downhole instrument support cylinder includes：
Support cylinder main body, has multiple mounting grooves for placing downhole instrument on its lateral wall；
Terminal box, it is located in the support cylinder main body, and the terminal box has the wiring that can be connected with multiple mounting grooves
Chamber.
2. downhole instrument support as claimed in claim 1 cylinder, it is characterised in that the terminal box is socketed in the support cylinder main body
One end, multiple mounting grooves are circumferentially spaced to be arranged on the outer wall of the support cylinder main body, and the terminal box is provided with
Multiple lead channels, multiple mounting grooves are connected by multiple lead channels with the wire connection cavity.
3. downhole instrument support as claimed in claim 2 cylinder, it is characterised in that the support cylinder main body is provided with contact ring, described
Terminal box is connected on the contact ring, and one end of the support cylinder main body is bolted with top connection, and the top connection has protection cylinder,
The protection cylinder can hermetically be set in the outside of the terminal box.
4. downhole instrument support as claimed in claim 1 cylinder, it is characterised in that the terminal box is located in the support cylinder main body
Portion, multiple mounting grooves are respectively arranged in the support at terminal box two ends cylinder main body, the wire connection cavity of the terminal box
Multiple lead channels are respectively arranged at two ends with, multiple mounting grooves are connected by multiple lead channels with the wire connection cavity
It is logical.
5. downhole instrument support as claimed in claim 4 cylinder, it is characterised in that the terminal box is by two semicircular rings cylinder make-ups
The cylinder being formed by connecting.
6. downhole instrument support tin as described in claim 2 or 4, it is characterised in that one end of the downhole instrument is provided with accommodating
Chamber, is sealedly connected with wire barrel between the lead channels and the accommodating cavity, the wire barrel has passing channel, the appearance
Chamber is put to be connected with the wire connection cavity by the passing channel, the lead channels.
7. downhole instrument support as claimed in claim 6 cylinder, it is characterised in that one end of the wire barrel and the lead channels
Inwall be spirally connected and seal setting, the other end of the wire barrel is arranged with sealing shroud, the sealing shroud and the accommodating cavity
Inwall be spirally connected and seal setting.
8. downhole instrument support as claimed in claim 7 cylinder, it is characterised in that the inwall of the wire barrel and the lead channels
Between, pass through respectively between the sealing shroud and the wire barrel and between the inwall of the sealing shroud and the accommodating cavity
Sealing ring sealing is set.
9. downhole instrument support tin as described in claim 2 or 4, it is characterised in that the wire connection cavity of the terminal box is provided with
Gathering hole, is provided with baffle ring at the gathering hole, the baffle ring can cover the gathering hole.
10. downhole instrument support as claimed in claim 1 cylinder, it is characterised in that the support cylinder main body is provided with multiple fixed blocks,
Multiple fixed blocks are fixedly mounted on the outside of multiple mounting grooves, and the downhole instrument is fixed on by the fixed block
In the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710320113.3A CN106930752B (en) | 2017-05-09 | 2017-05-09 | Downhole instrument support cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710320113.3A CN106930752B (en) | 2017-05-09 | 2017-05-09 | Downhole instrument support cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106930752A true CN106930752A (en) | 2017-07-07 |
| CN106930752B CN106930752B (en) | 2023-09-12 |
Family
ID=59430462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710320113.3A Active CN106930752B (en) | 2017-05-09 | 2017-05-09 | Downhole instrument support cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106930752B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086920A (en) * | 2017-11-27 | 2018-05-29 | 中国石油集团西部钻探工程有限公司 | Wire passing device |
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| SU1165770A1 (en) * | 1981-02-20 | 1985-07-07 | Всесоюзный Научно-Исследовательский И Проектно-Конструкторский Институт Геофизических Исследований Геолого-Разведочных Скважин | Fluid-tight semicoupling for joining geophysical cable to down-hole instrument |
| CN2228976Y (en) * | 1994-09-02 | 1996-06-12 | 华北石油管理局油气井测试公司 | Direct reading electronic manometer carrier |
| CN2602161Y (en) * | 2003-02-18 | 2004-02-04 | 陈火英 | Safety device for down-hole apparatus tap |
| CN2760226Y (en) * | 2004-09-09 | 2006-02-22 | 徐凌堂 | A downhole optoelectronic safety leak-proof halter for well logging |
| CA2794785A1 (en) * | 2011-11-21 | 2013-05-21 | Sondex Wireline Limited | Flexible sealing connector |
| CN204754910U (en) * | 2015-07-17 | 2015-11-11 | 四川省科学城久利电子有限责任公司 | Improved generation oil field is electric -magnetic flow meter in pit |
| CN205714140U (en) * | 2016-06-13 | 2016-11-23 | 贵州天石能源科技有限公司 | The wire of a kind of band flow channels introduces structure |
| CN206972224U (en) * | 2017-05-09 | 2018-02-06 | 西安天照伟成电气有限公司 | Downhole instrument support cylinder |
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2017
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1165770A1 (en) * | 1981-02-20 | 1985-07-07 | Всесоюзный Научно-Исследовательский И Проектно-Конструкторский Институт Геофизических Исследований Геолого-Разведочных Скважин | Fluid-tight semicoupling for joining geophysical cable to down-hole instrument |
| CN2228976Y (en) * | 1994-09-02 | 1996-06-12 | 华北石油管理局油气井测试公司 | Direct reading electronic manometer carrier |
| CN2602161Y (en) * | 2003-02-18 | 2004-02-04 | 陈火英 | Safety device for down-hole apparatus tap |
| CN2760226Y (en) * | 2004-09-09 | 2006-02-22 | 徐凌堂 | A downhole optoelectronic safety leak-proof halter for well logging |
| CA2794785A1 (en) * | 2011-11-21 | 2013-05-21 | Sondex Wireline Limited | Flexible sealing connector |
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| CN205714140U (en) * | 2016-06-13 | 2016-11-23 | 贵州天石能源科技有限公司 | The wire of a kind of band flow channels introduces structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086920A (en) * | 2017-11-27 | 2018-05-29 | 中国石油集团西部钻探工程有限公司 | Wire passing device |
| CN108086920B (en) * | 2017-11-27 | 2019-06-28 | 中国石油集团西部钻探工程有限公司 | Wire passing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106930752B (en) | 2023-09-12 |
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