CN205383371U - Oil circuit intercommunication device - Google Patents
Oil circuit intercommunication device Download PDFInfo
- Publication number
- CN205383371U CN205383371U CN201620020529.4U CN201620020529U CN205383371U CN 205383371 U CN205383371 U CN 205383371U CN 201620020529 U CN201620020529 U CN 201620020529U CN 205383371 U CN205383371 U CN 205383371U
- Authority
- CN
- China
- Prior art keywords
- joint
- medium passage
- adapter piece
- junction block
- annular groove
- 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- Withdrawn - After Issue
Links
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses an oil circuit intercommunication device belongs to drilling tool equipment technical field, its characterized in that: first joint piece includes first casing, first joint and first center tube, and it has a media channel and first centre bore to open on the first joint, and a media channel internal fixation has first case thimble, and it has first annular groove to open on the first case thimble, and the cover has a O to encircle on the first annular groove, the second connects and to connect and the second center tube including second casing, second, and the second connects to go up to open has the 2nd media channel and second centre bore, and the 2nd media channel internal fixation has second case thimble, and it has the second annular groove to open on the second case thimble, and the cover has the 2nd O to encircle on the second annular groove, be connected with the ring on the junction block, the one end of junction block is inlayed in first centre bore, and the other end inlays in the second centre bore. The utility model discloses can realize oil circuit automatic switching on, avoid that the motor is impaired in the pit, effectively guarantee motor steady operation in the pit.
Description
Technical field
This utility model relates to down-hole equipment equipment technical field, particularly relates to a kind of oil communication device suitable in down-hole equipment motor.
Background technology
Due to the special environment of down-hole, the equipment working in down-hole is slender structure, and inside is filled with thin oil medium.This kind equipment at present adopts entirety to manufacture, and this brings a lot of problem necessarily to the manufacture of equipment, assembling and transport.Such as: the restriction of the overall processing of device housings, assembly space and transportation clearance overlength etc..
And adopt segmentation manufacture assembling can solve the problems referred to above, but owing to underground work device interior is all filled with thin oil, after equipment is segmented manufacture, how the parts of segmentation realize the connection of oil circuit between parts after docking at the scene be a problem that can not be ignored.The parts of segmentation entirety can carry out filling medium work after docking at the scene, it is also possible to arranges stop valve on two parts of segmentation, the medium loop after joint connection in site, between manual unlocking stop valve two parts of connection.Both modes can realize the connection of interior media after all needing to treat that segmented part connects.When segmented part dismantled by needs, it is necessary to first close stop valve, make interior media mutually isolated；Docking is not only installed quite loaded down with trivial details, and due to misoperation, it is easy to cause segmented part impaired when connecting.
nullPublication number is CN2768285，The Chinese patent literature that publication date is on 03 29th, 2006 discloses a kind of conjuncted high power oil-filled submersible motor and protector thereof，It is made up of submersible electric motor and protector，It is characterized in that: share assembling stand one end and support and fix submersible electric motor housing，The other end supports and fixes protector housing，The protector end sharing assembling stand is provided with the thrust bearing supporting electric machine main shaft，Share and between assembling stand and protector seal receptacle, constitute thrust bearing chamber，Shared assembling stand is communicated with the cooling oil connected pore channel of motor cavity room and protector thrust bearing chamber，The spline connecting sleeve connecting electric machine main shaft and protector power transmission shaft is positioned at thrust bearing chamber，Constitute, between protector seal receptacle and protector assembling headstock, the isolation chamber that capsule is set，It is provided with, outside protector assembling headstock, the mechanical seal acting on power transmission shaft.
High power oil-filled submersible motor conjuncted disclosed in this patent documentation and protector thereof; shared assembling stand is communicated with the cooling oil connected pore channel of motor cavity room and protector thrust bearing chamber; although it is oil-filled to achieve submersible electric motor entirety; but; the length of whole submersible electric motor and protector thereof is still longer, and processing and transport are quite inconvenient.
Publication number is CN203734427U, the Chinese patent literature that publication date is on 07 23rd, 2014 discloses a kind of stagewise submersible electric machine with oil, it is made up of shell body, motor shaft and cable, it is characterized in that: the shell body of adjacent submersible electric machine with oil is connected by ring flange, motor shaft is connected by shaft coupling, the termination of cable is provided with socket, protecting pipe it is cased with outside socket, plug it is inserted with in socket, plug is cased with insulated sleeve, having sealing gasket between protecting pipe and insulated sleeve, the other end of plug connects the socket of adjacent submersible electric machine with oil.
Stagewise submersible electric machine with oil disclosed in this patent documentation, is first attached adjacent submersible electric machine with oil cable by plug during assembling, connects the motor shaft of adjacent submersible electric machine with oil again through shaft coupling, connects the shell body of adjacent submersible electric machine with oil finally by ring flange；Owing to submersible electric machine with oil adopts stagewise to connect, the length of every submersible electric machine with oil can be very short, it is simple to processing motor shaft；But, submersible electric machine with oil is before work, it is necessary to first linked together by the submersible electric machine with oil of each segmentation, the connection of interior media can be realized, to meet job demand, docking is installed quite loaded down with trivial details, misoperation, it is easy to cause submersible electric machine with oil impaired, affects the normal operation of submersible electric machine with oil.
Utility model content
This utility model is in order to overcome the defect of above-mentioned prior art, a kind of oil communication device is provided, while this utility model connects along with the first adapter piece and the second adapter piece, oil circuit achieves automatic switching on, it can be avoided that execute-in-place error makes downhole electrical motor impaired and causes accident, it is effectively ensured the operation of downhole electrical motor normal table.
This utility model is achieved through the following technical solutions:
A kind of oil communication device, including the first adapter piece, junction block and the second adapter piece, it is characterized in that: described first adapter piece includes the first housing, the first joint and the first central canal, first housing and the first joint connect, first joint and the first central canal are connected by sealing ring, described first joint has first medium passage and the first centre bore with first medium channel connection, it is fixed with the first spool thimble by the first flexible member in first medium passage, first spool thimble has first annular groove, first annular groove is cased with an O ring；
Described second adapter piece includes the second housing, the second joint and the second central canal, second housing and the second joint connect, second joint and the second central canal are connected by sealing ring, described second joint has second medium passage and the second centre bore with second medium channel connection, it is fixed with the second spool thimble by the second flexible member in second medium passage, second spool thimble has the second annular groove, the second annular groove is cased with the 2nd O ring；
Described first joint and the second joint connect, and junction block is connected to annulus, and one end of described junction block is embedded in the first centre bore, and the other end is embedded in the second centre bore.
Described first medium passage is opened in the bottom of the first joint, and second medium passage is opened in the top of the second joint, and first medium passage is positioned at the side of junction block, and second medium passage is positioned at the opposite side of junction block.
Described first medium passage is made up of the first big cylindrical section, the first trapezoidal sections and the first roundlet shell of column, and going to the bottom of the first trapezoidal sections connects with the first big cylindrical section, and the upper base of the first trapezoidal sections and the first roundlet shell of column connect.
Described second medium passage is made up of second largest cylindrical section, the second trapezoidal sections and the second roundlet shell of column, and going to the bottom of the second trapezoidal sections connects with second largest cylindrical section, and the upper base of the second trapezoidal sections and the second roundlet shell of column connect.
Described first flexible member is the first spring, and the second flexible member is the second spring.
Being threaded connection in first in described first big cylindrical section hexagonal plug, in the first spring one end and first, hexagonal plug connects, the other end and the connection of the first spool thimble.
Being threaded connection in second in described second largest cylindrical section hexagonal plug, in the second spring one end and second, hexagonal plug connects, the other end and the connection of the second spool thimble.
Described annulus and junction block are formed in one structure.
Described annulus has arc groove.
Described first joint and the second joint are threaded connection or flange is fixing connects.
Operation principle of the present utility model is as follows:
First being filled with interior media respectively in the first adapter piece and the second adapter piece, when docking at the construction field (site), then inserted one end of junction block in the first centre bore of the first joint, the other end inserts in the second centre bore of the second joint and seals.Then the first adapter piece and the second adapter piece are connected, along with the first joint and the second joint screw gradually, junction block is also pushed in the axial space of the first joint and the second joint gradually simultaneously, first spool thimble is axially pushed by the annulus on junction block, and make original sealing surface between an O ring and the first medium passage on first annular groove depart from, it is impossible to realize sealing；And make the interior media in the first adapter piece be flowed out by first medium passage；In like manner, the interior media in the second adapter piece is flowed out by second medium passage；Thus the interior media realized in the first adapter piece and the second adapter piece is interconnected；Owing to the first joint, junction block and the second joint are all tightly connected so that achieve seal isolation between the first adapter piece and the interior media chamber and the external agency chamber that are formed after the connection of the interior media in the second adapter piece.
When the first adapter piece and the second adapter piece need to take apart, screw the first adapter piece and the junction of the second adapter piece, along with the first joint and the second joint progressively disengage each other, first spool thimble and the second spool thimble will move respectively under the resilient force of the first flexible member and the second flexible member, make the sealing that sealing between an O ring and first medium passage is formed between the 2nd O ring and second medium passage be formed respectively；So that the interior media in the first adapter piece and the second adapter piece is isolated from each other, and respectively with the isolated from outer medium of external agency intracavity.
The beneficial effects of the utility model main manifestations is in the following areas:
One, this utility model, first adapter piece includes the first housing, the first joint and the first central canal, first housing and the first joint connect, first joint and the first central canal are connected by sealing ring, first joint has first medium passage and the first centre bore with first medium channel connection, it is fixed with the first spool thimble by the first flexible member in first medium passage, the first spool thimble has first annular groove, first annular groove is cased with an O ring；Second adapter piece includes the second housing, the second joint and the second central canal, second housing and the second joint connect, second joint and the second central canal are connected by sealing ring, second joint has second medium passage and the second centre bore with second medium channel connection, it is fixed with the second spool thimble by the second flexible member in second medium passage, second spool thimble has the second annular groove, the second annular groove is cased with the 2nd O ring；First joint and the second joint connect, and junction block is connected to annulus, and one end of junction block is embedded in the first centre bore, the other end is embedded in the second centre bore, relatively prior art, adopts the mode that segmentation connects, it is easy to shorten the length of downhole electrical motor, processing and transport all quite convenient；By connecting the first adapter piece and the second adapter piece, along with the first joint and the second joint screw gradually, junction block is also pushed in the axial space of the first joint and the second joint gradually simultaneously, first spool thimble is axially pushed by the annulus on junction block, and making original sealing surface between an O ring and the first medium passage on first annular groove depart from so that the interior media in the first adapter piece is flowed out by first medium passage；In like manner, the interior media in the second adapter piece is flowed out by second medium passage；Thus the interior media realized in the first adapter piece and the second adapter piece is interconnected, whole process operation is quite easy, while connecting along with the first adapter piece and the second adapter piece, oil circuit achieves automatic switching on, it can be avoided that execute-in-place error makes downhole electrical motor impaired and causes accident, it is effectively ensured the operation of downhole electrical motor normal table.
Two, this utility model, first medium passage is opened in the bottom of the first joint, second medium passage is opened in the top of the second joint, first medium passage is positioned at the side of junction block, second medium passage is positioned at the opposite side of junction block, after the first joint and the second joint connect, the interior media in the first adapter piece just achieves with the interior media in the second adapter piece and connects, and oil communication is of good reliability.
Three, this utility model, first medium passage is by the first big cylindrical section, first trapezoidal sections and the first roundlet shell of column are constituted, going to the bottom of first trapezoidal sections connects with the first big cylindrical section, the upper base of the first trapezoidal sections and the connection of the first roundlet shell of column, when to realize oil communication, first spool thimble is axially pushed by the annulus on junction block, it is positioned at the O ring on first annular groove just along with the first spool thimble moves to the first big cylindrical section from the first roundlet shell of column, between oneth O ring and first medium passage, original sealing surface departs from, and make the gap formed between the first spool thimble and first medium passage become big, it is thus possible to make the interior media in the first adapter piece quickly be flowed out by first medium passage, it is easy to quickly realize oil communication.
Four, this utility model, second medium passage is by second largest cylindrical section, second trapezoidal sections and the second roundlet shell of column are constituted, going to the bottom of second trapezoidal sections connects with second largest cylindrical section, the upper base of the second trapezoidal sections and the connection of the second roundlet shell of column, when to realize oil communication, second spool thimble is axially pushed by the annulus on junction block, it is positioned at the 2nd O ring on the second annular groove just along with the second spool thimble moves to second largest cylindrical section from the second roundlet shell of column, between 2nd O ring and second medium passage, original sealing surface departs from, and make the gap formed between the second spool thimble and second medium passage become big, it is thus possible to make the interior media in the second adapter piece quickly be flowed out by second medium passage, it is easy to quickly realize oil communication.
Five, this utility model, first flexible member is the first spring, second flexible member is the second spring, adopt spring as flexible member, not only easy for installation, and spring has good elastic acting force, it is simple to well stretch with what movable valve plug thimble realized, and then make oil circuit realize automatic switching on and isolation.
Six, this utility model, it is threaded connection in first in first big cylindrical section hexagonal plug, in first spring one end and first, hexagonal plug connects, the other end and the first spool thimble connect, and adopt hexagonal plug in first, quickly can mount and dismount with the first joint on the one hand, the first spring can be fixed on the other hand, and provide a good support force to the first spring, make elastic acting force suffered by the first spool thimble more uniform, it is simple to improve oil communication reliability.
Seven, this utility model, it is threaded connection in second in second largest cylindrical section hexagonal plug, in second spring one end and second, hexagonal plug connects, the other end and the second spool thimble connect, adopt hexagonal plug in second, quickly can mount and dismount with the second joint on the one hand, the second spring can be fixed on the other hand, and provide a good support force to the second spring, make elastic acting force suffered by the second spool thimble more uniform, it is simple to more reliable and more stable realizes oil communication.
Eight, this utility model, annulus and junction block are formed in one structure, and structural strength is high, it is simple to annulus applies stable axial thrust to respectively the first spool thimble and the second spool thimble, improves oil communication reliability.
Nine, this utility model, having arc groove on annulus, what arc groove can be good with spool thimble mates, and increases the contact area with spool thimble, annulus is made to be applied to the active force on spool thimble more uniform, consequently facilitating realize oil communication and isolation reliably.
Ten, this utility model, the first joint and the second joint are threaded connection or flange is fixing connects, it is simple to the first joint and the second joint quickly mount and dismount, and it is quite convenient to operate.
Accompanying drawing explanation
Below in conjunction with specification drawings and specific embodiments, this utility model is described in further detail, wherein:
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation before the connection of this utility model the first spool thimble；
Fig. 3 is the structural representation before the connection of this utility model the second spool thimble；
Fig. 4 is the structural representation after the connection of this utility model the first spool thimble；
Fig. 5 is the structural representation after the connection of this utility model the second spool thimble；
Fig. 6 is the structural representation of this utility model embodiment 3；
Fig. 7 is the structural representation of this utility model embodiment 4；
Labelling in figure: 1, junction block, 2, first housing, 3, first joint, 4, first central canal, 5, first centre bore, 6, first flexible member, 7, first spool thimble, 8, first annular groove, 9, oneth O ring, 10, second housing, 11, second joint, 12, second central canal, 13, second centre bore, 14, second flexible member, 15, second spool thimble, 16, second annular groove, 17, 2nd O ring, 18, annulus, 19, first big cylindrical section, 20, first trapezoidal sections, 21, first roundlet shell of column, 22, second largest cylindrical section, 23, second trapezoidal sections, 24, second roundlet shell of column, 25, hexagonal plug in first, 26, hexagonal plug in second, 27, arc groove.
Detailed description of the invention
Embodiment 1
Referring to Fig. 1-Fig. 3, a kind of oil communication device, including the first adapter piece, junction block 1 and the second adapter piece, described first adapter piece includes the first housing 2, first joint 3 and the first central canal 4, first housing 2 is connected with the first joint 3, first joint 3 is connected by sealing ring with the first central canal 4, described first joint 3 has first medium passage and the first centre bore 5 with first medium channel connection, it is fixed with the first spool thimble 7 by the first flexible member 6 in first medium passage, first spool thimble 7 has first annular groove 8, first annular groove 8 is cased with an O ring 9；
Described second adapter piece includes the second housing the 10, second joint 11 and the second central canal 12, second housing 10 is connected with the second joint 11, second joint 11 is connected by sealing ring with the second central canal 12, described second joint 11 has second medium passage and the second centre bore 13 with second medium channel connection, it is fixed with the second spool thimble 15 by the second flexible member 14 in second medium passage, second spool thimble 15 has the second annular groove 16, the second annular groove 16 is cased with the 2nd O ring 17；
Described first joint 3 and the second joint 11 connect, and junction block 1 is connected to annulus 18, and one end of described junction block 1 is embedded in the first centre bore 5, and the other end is embedded in the second centre bore 13.
Described first medium passage is opened in the bottom of the first joint 3, and second medium passage is opened in the top of the second joint 11, and first medium passage is positioned at the side of junction block 1, and second medium passage is positioned at the opposite side of junction block 1.
The present embodiment is most basic embodiment, relatively prior art, adopts the mode that segmentation connects, it is simple to shorten the length of downhole electrical motor, processing and transport all quite convenient；By connecting the first adapter piece and the second adapter piece, along with the first joint and the second joint screw gradually, junction block is also pushed in the axial space of the first joint and the second joint gradually simultaneously, first spool thimble is axially pushed by the annulus on junction block, and making original sealing surface between an O ring and the first medium passage on first annular groove depart from so that the interior media in the first adapter piece is flowed out by first medium passage；In like manner, the interior media in the second adapter piece is flowed out by second medium passage；Thus the interior media realized in the first adapter piece and the second adapter piece is interconnected, whole process operation is quite easy, while connecting along with the first adapter piece and the second adapter piece, oil circuit achieves automatic switching on, it can be avoided that execute-in-place error makes downhole electrical motor impaired and causes accident, it is effectively ensured the operation of downhole electrical motor normal table.
Embodiment 2
Referring to Fig. 1, Fig. 4 and Fig. 5, a kind of oil communication device, including the first adapter piece, junction block 1 and the second adapter piece, described first adapter piece includes the first housing 2, first joint 3 and the first central canal 4, first housing 2 is connected with the first joint 3, first joint 3 is connected by sealing ring with the first central canal 4, described first joint 3 has first medium passage and the first centre bore 5 with first medium channel connection, it is fixed with the first spool thimble 7 by the first flexible member 6 in first medium passage, first spool thimble 7 has first annular groove 8, first annular groove 8 is cased with an O ring 9；
Described second adapter piece includes the second housing the 10, second joint 11 and the second central canal 12, second housing 10 is connected with the second joint 11, second joint 11 is connected by sealing ring with the second central canal 12, described second joint 11 has second medium passage and the second centre bore 13 with second medium channel connection, it is fixed with the second spool thimble 15 by the second flexible member 14 in second medium passage, second spool thimble 15 has the second annular groove 16, the second annular groove 16 is cased with the 2nd O ring 17；
Described first joint 3 and the second joint 11 connect, and junction block 1 is connected to annulus 18, and one end of described junction block 1 is embedded in the first centre bore 5, and the other end is embedded in the second centre bore 13.
Described first medium passage is opened in the bottom of the first joint 3, and second medium passage is opened in the top of the second joint 11, and first medium passage is positioned at the side of junction block 1, and second medium passage is positioned at the opposite side of junction block 1.
Described first medium passage is made up of first big cylindrical section the 19, first trapezoidal sections 20 and the first roundlet shell of column 21, and going to the bottom of the first trapezoidal sections 20 connects with the first big cylindrical section 19, and upper base and the first roundlet shell of column 21 of the first trapezoidal sections 20 connect.
Described second medium passage is made up of second largest cylindrical section the 22, second trapezoidal sections 23 and the second roundlet shell of column 24, and going to the bottom of the second trapezoidal sections 23 connects with second largest cylindrical section 22, and upper base and the second roundlet shell of column 24 of the second trapezoidal sections 23 connect.
Described first flexible member 6 is the first spring, and the second flexible member 14 is the second spring.
The present embodiment is a better embodiment, first medium passage is opened in the bottom of the first joint, second medium passage is opened in the top of the second joint, first medium passage is positioned at the side of junction block, second medium passage is positioned at the opposite side of junction block, after the first joint and the second joint connect, the interior media in the first adapter piece just achieves with the interior media in the second adapter piece and connects, and oil communication is of good reliability.First medium passage is by the first big cylindrical section, first trapezoidal sections and the first roundlet shell of column are constituted, going to the bottom of first trapezoidal sections connects with the first big cylindrical section, the upper base of the first trapezoidal sections and the connection of the first roundlet shell of column, when to realize oil communication, first spool thimble is axially pushed by the annulus on junction block, it is positioned at the O ring on first annular groove just along with the first spool thimble moves to the first big cylindrical section from the first roundlet shell of column, between oneth O ring and first medium passage, original sealing surface departs from, and make the gap formed between the first spool thimble and first medium passage become big, it is thus possible to make the interior media in the first adapter piece quickly be flowed out by first medium passage, it is easy to quickly realize oil communication.Second medium passage is by second largest cylindrical section, second trapezoidal sections and the second roundlet shell of column are constituted, going to the bottom of second trapezoidal sections connects with second largest cylindrical section, the upper base of the second trapezoidal sections and the connection of the second roundlet shell of column, when to realize oil communication, second spool thimble is axially pushed by the annulus on junction block, it is positioned at the 2nd O ring on the second annular groove just along with the second spool thimble moves to second largest cylindrical section from the second roundlet shell of column, between 2nd O ring and second medium passage, original sealing surface departs from, and make the gap formed between the second spool thimble and second medium passage become big, it is thus possible to make the interior media in the second adapter piece quickly be flowed out by second medium passage, it is easy to quickly realize oil communication.First flexible member is the first spring, and the second flexible member is the second spring, adopts spring as flexible member, not only easy for installation, and spring has good elastic acting force, it is simple to well stretch with what movable valve plug thimble realized, and then make oil circuit realize automatic switching on and isolation.
Embodiment 3
Referring to Fig. 4-Fig. 6, a kind of oil communication device, including the first adapter piece, junction block 1 and the second adapter piece, described first adapter piece includes the first housing 2, first joint 3 and the first central canal 4, first housing 2 is connected with the first joint 3, first joint 3 is connected by sealing ring with the first central canal 4, described first joint 3 has first medium passage and the first centre bore 5 with first medium channel connection, it is fixed with the first spool thimble 7 by the first flexible member 6 in first medium passage, first spool thimble 7 has first annular groove 8, first annular groove 8 is cased with an O ring 9；
Described second adapter piece includes the second housing the 10, second joint 11 and the second central canal 12, second housing 10 is connected with the second joint 11, second joint 11 is connected by sealing ring with the second central canal 12, described second joint 11 has second medium passage and the second centre bore 13 with second medium channel connection, it is fixed with the second spool thimble 15 by the second flexible member 14 in second medium passage, second spool thimble 15 has the second annular groove 16, the second annular groove 16 is cased with the 2nd O ring 17；
Described first joint 3 and the second joint 11 connect, and junction block 1 is connected to annulus 18, and one end of described junction block 1 is embedded in the first centre bore 5, and the other end is embedded in the second centre bore 13.
Described first medium passage is opened in the bottom of the first joint 3, and second medium passage is opened in the top of the second joint 11, and first medium passage is positioned at the side of junction block 1, and second medium passage is positioned at the opposite side of junction block 1.
Described first medium passage is made up of first big cylindrical section the 19, first trapezoidal sections 20 and the first roundlet shell of column 21, and going to the bottom of the first trapezoidal sections 20 connects with the first big cylindrical section 19, and upper base and the first roundlet shell of column 21 of the first trapezoidal sections 20 connect.
Described second medium passage is made up of second largest cylindrical section the 22, second trapezoidal sections 23 and the second roundlet shell of column 24, and going to the bottom of the second trapezoidal sections 23 connects with second largest cylindrical section 22, and upper base and the second roundlet shell of column 24 of the second trapezoidal sections 23 connect.
Described first flexible member 6 is the first spring, and the second flexible member 14 is the second spring.
Being threaded connection in first in described first big cylindrical section 19 hexagonal plug 25, in the first spring one end and first, hexagonal plug 25 connects, and the other end and the first spool thimble 7 connect.
Being threaded connection in second in described second largest cylindrical section 22 hexagonal plug 26, in the second spring one end and second, hexagonal plug 26 connects, and the other end and the second spool thimble 15 connect.
The present embodiment is another better embodiment, it is threaded connection in first in first big cylindrical section hexagonal plug, in first spring one end and first, hexagonal plug connects, the other end and the first spool thimble connect, adopt hexagonal plug in first, quickly can mount and dismount with the first joint on the one hand, the first spring can be fixed on the other hand, and provide a good support force to the first spring, make elastic acting force suffered by the first spool thimble more uniform, it is simple to improve oil communication reliability.It is threaded connection in second in second largest cylindrical section hexagonal plug, in second spring one end and second, hexagonal plug connects, the other end and the second spool thimble connect, adopt hexagonal plug in second, can quickly mount and dismount with the second joint on the one hand, the second spring can be fixed on the other hand, and provide a good support force to the second spring, make elastic acting force suffered by the second spool thimble more uniform, it is simple to more reliable and more stable realizes oil communication.
Embodiment 4
Referring to Fig. 4, Fig. 5 and Fig. 7, a kind of oil communication device, including the first adapter piece, junction block 1 and the second adapter piece, described first adapter piece includes the first housing 2, first joint 3 and the first central canal 4, first housing 2 is connected with the first joint 3, first joint 3 is connected by sealing ring with the first central canal 4, described first joint 3 has first medium passage and the first centre bore 5 with first medium channel connection, it is fixed with the first spool thimble 7 by the first flexible member 6 in first medium passage, first spool thimble 7 has first annular groove 8, first annular groove 8 is cased with an O ring 9；
Described second adapter piece includes the second housing the 10, second joint 11 and the second central canal 12, second housing 10 is connected with the second joint 11, second joint 11 is connected by sealing ring with the second central canal 12, described second joint 11 has second medium passage and the second centre bore 13 with second medium channel connection, it is fixed with the second spool thimble 15 by the second flexible member 14 in second medium passage, second spool thimble 15 has the second annular groove 16, the second annular groove 16 is cased with the 2nd O ring 17；
Described first joint 3 and the second joint 11 connect, and junction block 1 is connected to annulus 18, and one end of described junction block 1 is embedded in the first centre bore 5, and the other end is embedded in the second centre bore 13.
Described first medium passage is opened in the bottom of the first joint 3, and second medium passage is opened in the top of the second joint 11, and first medium passage is positioned at the side of junction block 1, and second medium passage is positioned at the opposite side of junction block 1.
Described first medium passage is made up of first big cylindrical section the 19, first trapezoidal sections 20 and the first roundlet shell of column 21, and going to the bottom of the first trapezoidal sections 20 connects with the first big cylindrical section 19, and upper base and the first roundlet shell of column 21 of the first trapezoidal sections 20 connect.
Described second medium passage is made up of second largest cylindrical section the 22, second trapezoidal sections 23 and the second roundlet shell of column 24, and going to the bottom of the second trapezoidal sections 23 connects with second largest cylindrical section 22, and upper base and the second roundlet shell of column 24 of the second trapezoidal sections 23 connect.
Described first flexible member 6 is the first spring, and the second flexible member 14 is the second spring.
Being threaded connection in first in described first big cylindrical section 19 hexagonal plug 25, in the first spring one end and first, hexagonal plug 25 connects, and the other end and the first spool thimble 7 connect.
Being threaded connection in second in described second largest cylindrical section 22 hexagonal plug 26, in the second spring one end and second, hexagonal plug 26 connects, and the other end and the second spool thimble 15 connect.
Described annulus 18 and junction block 1 are formed in one structure.
Described annulus 18 has arc groove 27.
The present embodiment is another better embodiment, and annulus and junction block are formed in one structure, and structural strength is high, it is simple to annulus applies stable axial thrust to respectively the first spool thimble and the second spool thimble, improves oil communication reliability.Having arc groove on annulus, what arc groove can be good with spool thimble mates, and increases the contact area with spool thimble, makes annulus be applied to the active force on spool thimble more uniform, consequently facilitating realize oil communication and isolation reliably.
Embodiment 5
Referring to Fig. 4, Fig. 5 and Fig. 7, a kind of oil communication device, including the first adapter piece, junction block 1 and the second adapter piece, described first adapter piece includes the first housing 2, first joint 3 and the first central canal 4, first housing 2 is connected with the first joint 3, first joint 3 is connected by sealing ring with the first central canal 4, described first joint 3 has first medium passage and the first centre bore 5 with first medium channel connection, it is fixed with the first spool thimble 7 by the first flexible member 6 in first medium passage, first spool thimble 7 has first annular groove 8, first annular groove 8 is cased with an O ring 9；
Described second adapter piece includes the second housing the 10, second joint 11 and the second central canal 12, second housing 10 is connected with the second joint 11, second joint 11 is connected by sealing ring with the second central canal 12, described second joint 11 has second medium passage and the second centre bore 13 with second medium channel connection, it is fixed with the second spool thimble 15 by the second flexible member 14 in second medium passage, second spool thimble 15 has the second annular groove 16, the second annular groove 16 is cased with the 2nd O ring 17；
Described first joint 3 and the second joint 11 connect, and junction block 1 is connected to annulus 18, and one end of described junction block 1 is embedded in the first centre bore 5, and the other end is embedded in the second centre bore 13.
Described first medium passage is opened in the bottom of the first joint 3, and second medium passage is opened in the top of the second joint 11, and first medium passage is positioned at the side of junction block 1, and second medium passage is positioned at the opposite side of junction block 1.
Described first medium passage is made up of first big cylindrical section the 19, first trapezoidal sections 20 and the first roundlet shell of column 21, and going to the bottom of the first trapezoidal sections 20 connects with the first big cylindrical section 19, and upper base and the first roundlet shell of column 21 of the first trapezoidal sections 20 connect.
Described second medium passage is made up of second largest cylindrical section the 22, second trapezoidal sections 23 and the second roundlet shell of column 24, and going to the bottom of the second trapezoidal sections 23 connects with second largest cylindrical section 22, and upper base and the second roundlet shell of column 24 of the second trapezoidal sections 23 connect.
Described first flexible member 6 is the first spring, and the second flexible member 14 is the second spring.
Being threaded connection in first in described first big cylindrical section 19 hexagonal plug 25, in the first spring one end and first, hexagonal plug 25 connects, and the other end and the first spool thimble 7 connect.
Being threaded connection in second in described second largest cylindrical section 22 hexagonal plug 26, in the second spring one end and second, hexagonal plug 26 connects, and the other end and the second spool thimble 15 connect.
Described annulus 18 and junction block 1 are formed in one structure.
Described annulus 18 has arc groove 27.
Described first joint 3 and the second joint 11 is threaded connection or flange is fixing connects.
The present embodiment is preferred forms, adopts the mode that segmentation connects, it is simple to shorten the length of downhole electrical motor, processing and transport all quite convenient；By connecting the first adapter piece and the second adapter piece, along with the first joint and the second joint screw gradually, junction block is also pushed in the axial space of the first joint and the second joint gradually simultaneously, first spool thimble is axially pushed by the annulus on junction block, and making original sealing surface between an O ring and the first medium passage on first annular groove depart from so that the interior media in the first adapter piece is flowed out by first medium passage；In like manner, the interior media in the second adapter piece is flowed out by second medium passage；Thus the interior media realized in the first adapter piece and the second adapter piece is interconnected, whole process operation is quite easy, while connecting along with the first adapter piece and the second adapter piece, oil circuit achieves automatic switching on, it can be avoided that execute-in-place error makes downhole electrical motor impaired and causes accident, it is effectively ensured the operation of downhole electrical motor normal table.First joint and the second joint are threaded connection or flange is fixing connects, it is simple to the first joint and the second joint quickly mount and dismount, and it is quite convenient to operate.
Claims (7)
1. an oil communication device, including the first adapter piece, junction block (1) and the second adapter piece, it is characterized in that: described first adapter piece includes the first housing (2), first joint (3) and the first central canal (4), first housing (2) is connected with the first joint (3), first joint (3) is connected by sealing ring with the first central canal (4), described first joint (3) has first medium passage and the first centre bore (5) with first medium channel connection, it is fixed with the first spool thimble (7) by the first flexible member (6) in first medium passage, first spool thimble (7) has first annular groove (8), first annular groove (8) is cased with an O ring (9)；
Described second adapter piece includes the second housing (10), second joint (11) and the second central canal (12), second housing (10) is connected with the second joint (11), second joint (11) is connected by sealing ring with the second central canal (12), described second joint (11) has second medium passage and the second centre bore (13) with second medium channel connection, it is fixed with the second spool thimble (15) by the second flexible member (14) in second medium passage, second spool thimble (15) has the second annular groove (16), second annular groove (16) is cased with the 2nd O ring (17)；
Described first joint (3) and the second joint (11) connect, and junction block (1) is connected to annulus (18), and one end of described junction block (1) is embedded in the first centre bore (5), and the other end is embedded in the second centre bore (13).
2. a kind of oil communication device according to claim 1, it is characterized in that: described first medium passage is opened in the bottom of the first joint (3), second medium passage is opened in the top of the second joint (11), first medium passage is positioned at the side of junction block (1), and second medium passage is positioned at the opposite side of junction block (1).
3. a kind of oil communication device according to claim 2, it is characterized in that: described first medium passage is made up of the first big cylindrical section (19), the first trapezoidal sections (20) and the first roundlet shell of column (21), going to the bottom of first trapezoidal sections (20) connects with the first big cylindrical section (19), and the upper base of the first trapezoidal sections (20) and the first roundlet shell of column (21) connect.
4. a kind of oil communication device according to claim 3, it is characterized in that: described second medium passage is made up of second largest cylindrical section (22), the second trapezoidal sections (23) and the second roundlet shell of column (24), going to the bottom of second trapezoidal sections (23) connects with second largest cylindrical section (22), and the upper base of the second trapezoidal sections (23) and the second roundlet shell of column (24) connect.
5. a kind of oil communication device according to claim 4, it is characterised in that: described first flexible member (6) is the first spring, and the second flexible member (14) is the second spring.
6. a kind of oil communication device according to claim 5, it is characterized in that: in the described first big cylindrical section (19), be threaded connection in first hexagonal plug (25), in first spring one end and first, hexagonal plug (25) connects, and the other end and the first spool thimble (7) connect.
7. a kind of oil communication device according to claim 6, it is characterized in that: in described second largest cylindrical section (22), be threaded connection in second hexagonal plug (26), in second spring one end and second, hexagonal plug (26) connects, and the other end and the second spool thimble (15) connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620020529.4U CN205383371U (en) | 2016-01-11 | 2016-01-11 | Oil circuit intercommunication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620020529.4U CN205383371U (en) | 2016-01-11 | 2016-01-11 | Oil circuit intercommunication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205383371U true CN205383371U (en) | 2016-07-13 |
Family
ID=56348410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620020529.4U Withdrawn - After Issue CN205383371U (en) | 2016-01-11 | 2016-01-11 | Oil circuit intercommunication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205383371U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508775A (en) * | 2016-01-11 | 2016-04-20 | 东方电气集团东方电机有限公司 | Oil duct communication device |
-
2016
- 2016-01-11 CN CN201620020529.4U patent/CN205383371U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508775A (en) * | 2016-01-11 | 2016-04-20 | 东方电气集团东方电机有限公司 | Oil duct communication device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0637675A1 (en) | Electrical connection | |
| CN108222918B (en) | Split type double-balance system small-diameter mechanical sidewall contact device | |
| CN108832379B (en) | Underwater wet plugging and unplugging conversion device | |
| CN104481517A (en) | Power and signal transmission intelligent drill stem | |
| CN104600484A (en) | Novel inserting and drawing guide structure for underground electric connector | |
| BR102012020218A2 (en) | ELECTRIC MOTOR CONNECTION WITH ISOLATED PRESSURE COMPENSATION AND RELATED METHODS | |
| CN205383371U (en) | Oil circuit intercommunication device | |
| CN104023493B (en) | One electrical equipment wire via hole waterproof seal under water | |
| CN102946081B (en) | Cable composite-joint for coiled tubing drilling | |
| CN202423674U (en) | Waterproof structure for cable connector | |
| CN106299744B (en) | Telescopic rotary attachment device | |
| CN105508775A (en) | Oil duct communication device | |
| GB2509482A (en) | Downhole cable termination systems | |
| RU179962U1 (en) | Device for current supply to the electric drill while drilling wells | |
| CN105508776A (en) | Oil duct communication method | |
| CN204927381U (en) | On -off battery nipple joint device | |
| CN101761320B (en) | Rotary ring-shaped blowout preventer | |
| CN109751041B (en) | Flexible logging instrument | |
| CN110702249B (en) | Armored thermocouple junction box and sealing method thereof | |
| CN102022109B (en) | Communication line routing device of subsurface equipment | |
| CN108442887B (en) | One kind can compensate for self-cleaning power electric drilling rod | |
| CN203722192U (en) | Coiled tubing circuit three-way device | |
| CN201908646U (en) | Downhole instrument through line routing device | |
| CN203026898U (en) | Rapid cable connecting and sealing device | |
| CN205532268U (en) | Drilling tool motor |
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 |
Granted publication date: 20160713 Effective date of abandoning: 20171121 |