CN205781567U - A kind of electric and fluid mixed connection joint of downhole drill instrument pump drainage original mold block - Google Patents
A kind of electric and fluid mixed connection joint of downhole drill instrument pump drainage original mold block Download PDFInfo
- Publication number
- CN205781567U CN205781567U CN201620497418.2U CN201620497418U CN205781567U CN 205781567 U CN205781567 U CN 205781567U CN 201620497418 U CN201620497418 U CN 201620497418U CN 205781567 U CN205781567 U CN 205781567U
- Authority
- CN
- China
- Prior art keywords
- fluid
- fittings body
- pipeline
- annular seal
- pump drainage
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses the electric of a kind of downhole drill instrument pump drainage original mold block and fluid mixed connection joint.During the mixed connection joint of existing pump drainage original mold block is reinstalled after using, fluid may spill from the module end face being exposed to, and weakens the conductive capability of electric connecting part.The upper and lower end face of this utility model center tap body offers fluid circuit under n bar upper fluid pipeline and n bar respectively；The top of upper fluid pipeline and the equal grafting in the bottom fluid plug connector of lower fluid circuit；The electronic circuit pipeline of fittings body is provided with multicore pressure-bearing electrical socket；Multicore pressure-bearing electrical socket is fixed with fittings body；Swivel nut is enclosed within the cylindrical of fittings body；Swivel nut is machined with external screw thread；Every upper fluid pipeline and a lower fluid circuit turn to pipeline to turn on by the correspondence one radially offered on fittings body, turn to pipeline outer end to be threaded connection plug.This utility model uses self-styled fluid connecting line assembly, and when limiting two ends pump drainage original mold block dismounting, the liquid in pipeline flows out.
Description
Technical field
This utility model relates to the interconnection technique of downhole drill instrument, relates more specifically to a kind of downhole drill instrument
Electric and the fluid mixed connection joint of device pump drainage original mold block.
Technical background
In formation testing, underground hydraulic pressure class connector for logging while drilling needs to utilize pump drainage original mold block by formation fluid
Filter suction instrument internal, in order to the hydrocarbon content in formation fluid is analyzed surveying by detection module in down-hole
Amount.After measurement terminates, fluid sample is discharged by instrument again.Pump drainage original mold block is by multiple Hydraulic integration module groups
Becoming, connecting of Hydraulic integration module needs a kind of electric and mixed connection joint of fluid, in order to realize fluid and electricity
The docking of gas.There is a problem in that during reinstalling after joint uses during docking,
Fluid may spill from the module end face being exposed to, and pollutes electric connector and socket, thus weakens electrical connection
The conductive capability of parts even causes short circuit.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, it is provided that a kind of downhole drill instrument pump drainage
Electric and the fluid mixed connection joint of original mold block.
This utility model be the technical scheme is that
This utility model include self-styled fluid connecting line assembly, multicore pressure-bearing electrical socket, fittings body, swivel nut and
Plug；Described self-styled fluid connecting line assembly includes fluid plug connector and fluid connecting line.Described fittings body
Upper surface offer n bar upper fluid pipeline, n >=5；The lower surface of fittings body offers fluid hose under n bar
Road；On same cross section, every two lower fluid circuits are not the most on same circumference；The top of upper fluid pipeline
The equal grafting in bottom fluid plug connector with lower fluid circuit；Offer on fluid plug connector two first annular close
Sealing groove, is provided with sealing ring and seals in first annular seal groove；The cavity at fittings body center is electronic circuit pipeline,
Electronic circuit pipeline is provided with multicore pressure-bearing electrical socket；Described multicore pressure-bearing electrical socket is fixed with fittings body；
Multicore pressure-bearing electrical socket is provided with two the second annular seal grooves, is provided with sealing ring in the second annular seal groove；
Swivel nut is made up of two semi-rings, is enclosed within the cylindrical of fittings body；Swivel nut is machined with external screw thread；Outside fittings body
Wall two ends all offer two the 3rd annular seal grooves, are provided with sealing ring in the 3rd annular seal groove.On every
Fluid circuit and a lower fluid circuit turn to pipeline to lead by the correspondence one radially offered on fittings body
Logical, turn to pipeline outer end to be threaded connection plug；Sealing ring is set on plug.
Described fluid plug connector includes sleeve pipe, insertion pipe, the first spring and addendum cone slide block；Described sleeve pipe
Fix with fittings body；Insertion pipe is threaded connection with sleeve pipe outer end；On the conical surface of described addendum cone slider head
Offer the inner chamber head of two liquid outlets with inner space, the conical surface of addendum cone slider head and insertion pipe
Formed and seal；First spring arranges in insertion pipe, and two ends contact with sleeve pipe outer end and addendum cone slider tail respectively；
Insertion pipe outer wall offers fourth annular seal groove, is provided with sealing ring in fourth annular seal groove.
Described fluid connecting line includes inserting addressee, mozzle, flow controlling slide block and the second spring；Described
Slotting addressee inside offer the interior stomidium of mutual conduction and outer stomidium, interior stomidium aperture be more than outer stomidium aperture；
Described flow controlling slide block outer wall and interior stomidium constitute sliding pair, and flow controlling slide block outer wall offers the
Five annular seal grooves, are provided with sealing ring in the 5th annular seal groove；The head of mozzle is sliding through flow controlling
Block, and be threaded connection with the outer stomidium of slotting addressee；Offer multiple liquid on described mozzle to flow out
Hole；The inwall of flow controlling slide block forms sealing with the conical surface of mozzle afterbody；Second spring is nested with at water conservancy diversion
Tube head, two ends inside and outside stomidium transition face with flow controlling slide block and slotting addressee respectively contacts.
The outer wall two ends of described fittings body all offer two gathering sills of symmetry.
Described multicore pressure-bearing electrical socket is axially positioned by gland with fittings body, and multicore pressure-bearing electrical socket is put
Put feather key to coordinate with the gathering sill on electronic circuit pipeline.
Described sleeve pipe is axially positioned by gland with fittings body.
Described gland is fastened by crossed countersunk head screw with fittings body.
This utility model has the advantage that
1, this utility model uses self-styled fluid connecting line assembly, such that it is able to limit this utility model two ends
During the dismounting of pump drainage original mold block, the liquid in pipeline flows out, and the asymmetrical fluid circuit in fittings body two ends makes cross section
Turn on smoothly during different two the pump drainage original mold blocks switching of upper pipe arrangement；Multicore pressure-bearing electrical socket is used both may be used
Effectively to completely cut off the high and low pressure liquid environment at joint two ends, can ensure that again electrical communications.
2, this utility model simple in construction, connects quickly, convenient and reliable.
Accompanying drawing explanation
Fig. 1 is contour structures schematic diagram of the present utility model；
Fig. 2 is longitudinal sectional view of the present utility model；
Fig. 3 is end face end view of the present utility model；
Fig. 4 is the C-C sectional view of Fig. 1；
Fig. 5-1 is fluid plug connector and fluid connecting line not-connected status schematic diagram in this utility model；
Fig. 5-2 is fluid plug connector and fluid connecting line connection status schematic diagram in this utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the utility model is described in further detail.
Such as Fig. 1, shown in 2 and 4, a kind of downhole drill instrument pump drainage original mold block electrically and fluid mixed connection joint,
Including self-styled fluid connecting line assembly 21, upper press cover 2, multicore pressure-bearing electrical socket 3, fittings body 7, swivel nut 8,
Plug 9 and lower cover 15；Self-styled fluid connecting line assembly 21 includes fluid plug connector 1 and fluid connecting line
18.The upper surface of fittings body 7 offers seven upper fluid pipelines 6, the top grafting stream of upper fluid pipeline 6
Body plug connector 1；Two first annular seal grooves 14, first annular seal groove is offered on fluid plug connector 1
It is provided with sealing ring in 14 to seal；The cavity at fittings body center is electronic circuit pipeline 12, electronic circuit pipeline
12 are provided with multicore pressure-bearing electrical socket 3；Multicore pressure-bearing electrical socket 3 is by upper press cover 2 axial restraint；Multicore
Place feather key 5 on pressure-bearing electrical socket 3 to coordinate with the gathering sill on electronic circuit pipeline, prevent it from rotating；
Multicore pressure-bearing electrical socket 3 is provided with two the second annular seal grooves 4, is provided with close in the second annular seal groove 4
Seal, in order to seal the high and low pressure liquid environment at multicore pressure-bearing electrical socket 3 two ends, it is achieved multicore pressure-bearing electricity
The Electricity Federation at socket 3 two ends leads to；Swivel nut 8 is made up of two semi-rings, is enclosed within the cylindrical of fittings body 7；Swivel nut
8 are machined with external screw thread, with pump drainage original mold block outside internal thread of sleeve be connected；The lower surface of fittings body 7
Offer seven lower fluid circuits 11；On same cross section, every two lower fluid circuits 11 are not the most same
On circumference；The bottom grafting fluid plug connector 1 of lower fluid circuit 11；The outer wall two ends of fittings body 7 are all offered
There are two the 3rd annular seal grooves 13, in the 3rd annular seal groove 13, are provided with sealing ring, it is achieved fittings body 7
Sealing during sleeve connection outside with pump drainage original mold block.Every upper fluid pipeline 6 and a lower fluid circuit 11
Turn to pipeline 10 to turn on by the correspondence one radially offered on fittings body 7, turn to pipeline 10 outer end to lead to
Crossing threaded has plug 9；On plug 9, sealing ring is set, prevents the high-pressure fluid in pilot conduits 10 from letting out
Leakage.
As it is shown on figure 3, the outer wall two ends of fittings body 7 all offer two gathering sills 16 of symmetry, play and connect
Guide effect when head body 7 is connected with pump drainage original mold block.Upper press cover 2 and lower cover 15 all with fittings body 7
Fastened by crossed countersunk head screw 17.
As shown in Fig. 5-1 and 5-2, fluid plug connector 1 includes sleeve pipe 22, insertion pipe the 23, first spring 24
With addendum cone slide block 25；Insertion pipe 23 is threaded connection with sleeve pipe 22 outer end；Addendum cone slide block 25 head
Two liquid outlets 26 with inner space, the conical surface of addendum cone slide block 25 head and grafting is offered on the conical surface
The inner chamber head of pipe 23 is formed and seals, and stops liquid to flow out；First spring 24 arranges in insertion pipe 23, and two
End contacts with sleeve pipe 22 outer end and addendum cone slide block 25 afterbody respectively, makes the biasing in the closed position of addendum cone slide block；
Insertion pipe 23 outer wall offers fourth annular seal groove 27, is provided with sealing ring in fourth annular seal groove 27.
The sleeve pipe 22 of upper fluid pipeline 6 upward flow plug connector 1 is inner by upper press cover 2 axial restraint；Lower fluid
The sleeve pipe 22 of pipeline 11 bottom fluid plug connector 1 is inner by lower cover 15 axial restraint.
Fluid connecting line 18 includes inserting addressee 31, mozzle 32, flow controlling slide block 34 and the second spring
35；Inserting addressee 31 inside and offer the interior stomidium of mutual conduction and outer stomidium, interior stomidium aperture is more than outer stomidium hole
Footpath；Flow controlling slide block 34 outer wall constitutes sliding pair with interior stomidium, and flow controlling slide block 34 outer wall is offered
There is the 5th annular seal groove 33, in the 5th annular seal groove 33, be provided with sealing ring；The head of mozzle 32 is worn
Cross flow controlling slide block 34, and be threaded connection with the outer stomidium of slotting addressee 31；Offer on mozzle 32
There is multiple liquid outflow port 36；The inwall of flow controlling slide block 34 is formed close with the conical surface of mozzle 32 afterbody
Envelope, stops liquid to flow out, is formed in addition to the addendum cone slide block 25 head conical surface with insertion pipe 23 inner chamber head seal
The second layer seal；Second spring 35 is nested with at mozzle 32 head, two ends respectively with flow controlling slide block
34 contact with the inside and outside stomidium transition face of slotting addressee 31, make flow controlling slide block 34 in the closed position partially
Put.
When fluid plug connector 1 is connected with fluid connecting line 18, mozzle 32 upwards pushes addendum cone slide block 25 open,
First spring 24 is in compressive state, and liquid outlet 26 connects the interior of insertion pipe 23 inner chamber and slotting addressee 31
Stomidium；Insertion pipe 23 moves down slide block 34 simultaneously, and the second spring 35 is in compressive state, and liquid flows out
Hole 36 makes flow controlling slide block 34 two ends connect.Accordingly, when fluid plug connector 1 and fluid connecting line
18 when extracting, and the first spring 24 makes addendum cone slide block 25 in the closed position automatically, and the second spring 35 is automatic
Make flow controlling slide block 34 in the closed position, thus stop fluid uncontrollably to flow out from pipeline.
Claims (5)
1. an electric and fluid mixed connection joint for downhole drill instrument pump drainage original mold block, including self-styled fluid even
Adapter assembly, multicore pressure-bearing electrical socket, fittings body, swivel nut and plug, it is characterised in that: described self-styled stream
Body connecting pipe component includes fluid plug connector and fluid connecting line；The upper surface of described fittings body offers on n bar
Fluid circuit, n >=5；The lower surface of fittings body offers fluid circuit under n bar；On same cross section, every two
Under bar, fluid circuit is not the most on same circumference；The top of upper fluid pipeline and the equal grafting in bottom of lower fluid circuit
Fluid plug connector；Offer two first annular seal grooves on fluid plug connector, be provided with in first annular seal groove
Sealing ring seals；The cavity at fittings body center is electronic circuit pipeline, and electronic circuit pipeline is provided with multicore pressure-bearing
Electrical socket；Described multicore pressure-bearing electrical socket is fixed with fittings body；Multicore pressure-bearing electrical socket is provided with two second
Annular seal groove, is provided with sealing ring in the second annular seal groove；Swivel nut is made up of two semi-rings, is enclosed within fittings body
Cylindrical on；Swivel nut is machined with external screw thread；The outer wall two ends of fittings body all offer two the 3rd annular seal grooves,
It is provided with sealing ring in 3rd annular seal groove；Every upper fluid pipeline and a lower fluid circuit are by fittings body
The correspondence radially offered one turns to pipeline to turn on, and turns to pipeline outer end to be threaded connection plug；Plug
On sealing ring is set；
Described fluid plug connector includes sleeve pipe, insertion pipe, the first spring and addendum cone slide block；Described sleeve pipe with
Fittings body is fixed；Insertion pipe is threaded connection with sleeve pipe outer end；Offer on the conical surface of described addendum cone slider head
Having two liquid outlets with inner space, the conical surface of addendum cone slider head is formed close with the inner chamber head of insertion pipe
Envelope；First spring arranges in insertion pipe, and two ends contact with sleeve pipe outer end and addendum cone slider tail respectively；Insertion pipe
Outer wall offers fourth annular seal groove, is provided with sealing ring in fourth annular seal groove；
Described fluid connecting line includes inserting addressee, mozzle, flow controlling slide block and the second spring；Described
Inserting and offer the interior stomidium of mutual conduction and outer stomidium inside addressee, interior stomidium aperture is more than outer stomidium aperture；Described
Flow controlling slide block outer wall and interior stomidium constitute sliding pair, and flow controlling slide block outer wall offers the 5th annular
Seal groove, is provided with sealing ring in the 5th annular seal groove；The head of mozzle pass flow controlling slide block, and with
The outer stomidium inserting addressee is threaded connection；Multiple liquid outflow port is offered on described mozzle；Water conservancy diversion control
The inwall of slide block processed forms sealing with the conical surface of mozzle afterbody；Second spring is nested with at mozzle head, two ends
Inside and outside stomidium transition face with flow controlling slide block and slotting addressee contacts respectively.
Electric and the fluid mixed connection of a kind of downhole drill instrument pump drainage original mold block the most according to claim 1
Joint, it is characterised in that: the outer wall two ends of described fittings body all offer two gathering sills of symmetry.
Electric and the fluid mixed connection of a kind of downhole drill instrument pump drainage original mold block the most according to claim 1
Joint, it is characterised in that: described multicore pressure-bearing electrical socket is axially positioned by gland with fittings body, and multicore holds
Place feather key on piezoelectricity socket to coordinate with the gathering sill on electronic circuit pipeline.
Electric and the fluid mixed connection of a kind of downhole drill instrument pump drainage original mold block the most according to claim 1
Joint, it is characterised in that: described sleeve pipe is axially positioned by gland with fittings body.
5. according to the electric of a kind of downhole drill instrument pump drainage original mold block described in claim 3 or 4 and fluid
Mixed connection joint, it is characterised in that: described gland is fastened by crossed countersunk head screw with fittings body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620497418.2U CN205781567U (en) | 2016-05-26 | 2016-05-26 | A kind of electric and fluid mixed connection joint of downhole drill instrument pump drainage original mold block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620497418.2U CN205781567U (en) | 2016-05-26 | 2016-05-26 | A kind of electric and fluid mixed connection joint of downhole drill instrument pump drainage original mold block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205781567U true CN205781567U (en) | 2016-12-07 |
Family
ID=57407161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620497418.2U Withdrawn - After Issue CN205781567U (en) | 2016-05-26 | 2016-05-26 | A kind of electric and fluid mixed connection joint of downhole drill instrument pump drainage original mold block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205781567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937679A (en) * | 2016-05-26 | 2016-09-14 | 杭州电子科技大学 | Electric and fluid mixed connector of sample injecting and draining module of downhole MWD (Measurement-While-Drilling) instrument |
-
2016
- 2016-05-26 CN CN201620497418.2U patent/CN205781567U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937679A (en) * | 2016-05-26 | 2016-09-14 | 杭州电子科技大学 | Electric and fluid mixed connector of sample injecting and draining module of downhole MWD (Measurement-While-Drilling) instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161207 Effective date of abandoning: 20171124 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20161207 Effective date of abandoning: 20171124 |