CN107335837B - Localized borehole device in a kind of pipeline - Google Patents
Localized borehole device in a kind of pipeline Download PDFInfo
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- CN107335837B CN107335837B CN201710756465.3A CN201710756465A CN107335837B CN 107335837 B CN107335837 B CN 107335837B CN 201710756465 A CN201710756465 A CN 201710756465A CN 107335837 B CN107335837 B CN 107335837B
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- gear
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- pipeline
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q9/00—Arrangements for supporting or guiding portable metal-working machines or apparatus
- B23Q9/0014—Portable machines provided with or cooperating with guide means supported directly by the workpiece during action
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2215/00—Details of workpieces
- B23B2215/72—Tubes, pipes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention discloses localized borehole device in a kind of pipeline, including driving snake, bracket, driving device, drilling equipment and attachment device, and driving snake has opposite first end and second end；Bracket is circle, and bracket is coaxially connected with first end, and the periphery of bracket is arranged at intervals with several idler wheels contacted with the inner wall of pipeline；Driving device is connect with second end, and torsion can be transferred to bracket by driving snake by driving device, and the length direction with driving arm along pipeline moves；Drilling equipment and attachment device, the side positioned at bracket far from driving device, drilling equipment are connect by attachment device with bracket.The present invention may be implemented drilling equipment being delivered to predetermined position, carries out Local treatment by inner surface of the drilling equipment to pipeline, compared with prior art, does not need to carry out pipeline dismounting or cutting process, can save a large amount of human and material resources and time.
Description
Technical field
The present invention relates to pipe-line system technical field of operation, and in particular to localized borehole device in a kind of pipeline.
Background technique
The pipe-line systems such as ship, industry are many kinds of, there is all size latus rectum, and pipeline is having many bends or curves, and material is had nothing in common with each other.
It needs to carry out drilling processing to certain positions in pipeline in pipeline production, installation.The length of some pipelines is larger, bend pipe number
Amount is more, extremely inconvenient in pipeline internal drilling.Firstly the need of the inner surface for checking pipeline, to determine bore position, if in use
Sight glass can only push forward endoscope mobile due to the running gear for not having to assist endoscope mobile using push rods such as plastic tubes,
But it cannot pass through greater number of bend pipe position, pipeline section can only be removed for bend pipe position and handled；After determining bore position,
When for bend pipe position or longer pipeline, if using pipe method is torn open, for using the pipeline such as flange etc. being detachably connected
The pipeline of connection can be removed directly, but if being butt welding or the freeze pipeline of connection of casing then needs to cut down processing, especially
When having the blocking of other objects around being, surrounding objects are also removed, need to spend biggish human and material resources, and expend longer
Working time.Outside pipeline drill when need to carry out welding closure to the hole of pipeline external surface, influence the pipeline intensity and
It is beautiful.
Summary of the invention
The purpose of the present invention is to provide localized borehole devices in a kind of pipeline, and drilling equipment can be delivered in pipeline
Predetermined position and in pipeline carry out localized borehole processing.
To achieve this purpose, the present invention adopts the following technical scheme:
Localized borehole device in a kind of pipeline is provided, comprising:
Driving snake, the driving snake have opposite first end and second end；
Bracket, the bracket are circle, and the bracket and the first end are coaxially connected, and the outer weekly interval of the bracket is set
It is equipped with several idler wheels contacted with the inner wall of pipeline；
Driving device, the driving device are connect with the second end, and the driving device can pass through the driving snake
Torsion is transferred to the bracket, to drive the bracket to move along the length direction of the pipeline；
Drilling equipment and attachment device, the side positioned at the bracket far from the driving device, the drilling equipment are logical
The attachment device is crossed to connect with the bracket.
As a kind of preferred embodiment of localized borehole device in pipeline, the bracket include spaced first support and
Second support, the first support include the first central axis and the first support ontology that first central axis periphery is arranged in,
The first support ontology can be rotated around the axis of first central axis, and the second support includes the second central axis and setting
Second support ontology in second central axis periphery, the second support ontology can turn around the axis of second central axis
It is dynamic；
The drilling equipment include rotation axis, the drill bit that described rotation axis one end is set, setting it is another in the rotation axis
The friction ball of one end and between the drill bit and the friction ball and the axle sleeve that is set in outside the rotation axis, it is described
Drill bit can selectively be abutted with inner wall of the pipe；
The attachment device includes central axis component and the connection ontology that the central axis component periphery is arranged in, it is described in
One end of arbor assembly and first center axis connection, the other end is provided with the frictional disk abutted with the friction ball, described
Frictional disk can drive the rotation axis and the friction ball to rotate, and the connection ontology passes through elastic parts and the rotation axis
Axle sleeve connection, so that the friction ball is abutted with the frictional disk always；
The driving snake includes spaced first driving snake and the second driving snake, first central axis
By first driving snake and second center axis connection, the other end is connect with the central axis component, described for one end
The one end of second central axis far from first central axis is connect by second driving snake with the driving device.
As a kind of preferred embodiment of localized borehole device in pipeline, the periphery of first central axis passes through first gear
Group is connect with the first support ontology, and the periphery of second central axis passes through second gear group and the second support ontology
Connection, the quantity of the gear of the first gear group are odd number, and the quantity of the gear of the second gear group is even number.
As a kind of preferred embodiment of localized borehole device in pipeline, the connection ontology includes being arranged in the central axis
The third gear set of component periphery, the central axis component include third central axis, described along the radial direction of the third central axis
Third gear set successively includes third central gear, the 4th intermediate gear and third gear housing, the third central gear
It is fixedly mounted on the periphery of the third central axis and is engaged by the 4th intermediate gear with the third gear housing, institute
The inner circumferential for stating third gear housing has the gear being meshed with the 4th intermediate gear；
Third center outer shaft sleeve is equipped with bushing, and the bushing has the outer diameter phase of internal diameter and the third central axis
The first bushing matched and the second bushing for installing the 4th intermediate gear, second bushing and the third central axis
Between the installation space with the third central gear, the third gear housing is respectively arranged with lid along its axial both ends
Plate, the internal diameter of the cover board and the outer diameter of first bushing match, and the cover board of the neighbouring drilling equipment passes through institute
Elastic parts is stated to connect with the axle sleeve of the rotation axis.
As a kind of preferred embodiment of localized borehole device in pipeline, the elastic parts includes articulated shaft, first hinged
One end of portion, the second articulated section and spring, first articulated section is connect with the cover board, the other end by the articulated shaft with
One end of second articulated section is hinged, the axle sleeve of second articulated section one end far from the articulated shaft and the rotation axis
Connection；One end of the spring is connect with the cover board adjacent to the position of its inner circumferential, and the other end is connect with second articulated section,
The spring has always pulls axis direction of second articulated section around the articulated shaft close to the side of the frictional disk
Rotation trend.
As a kind of preferred embodiment of localized borehole device in pipeline, first intermediate gear passes through first center
The axle sleeve of axis is fixed, along first central axis axial direction and towards close to the drilling equipment direction, first center
The first resigning area, the second resigning area and third resigning area are sequentially set between the axle sleeve of axis and first central axis；
Second intermediate gear and the third intermediate gear are fixed by the axle sleeve of second central axis, along described
The axial direction of second central axis and towards the direction close to the drilling equipment, in the axle sleeve of second central axis and described second
The 4th resigning area, the 5th resigning area and the 6th resigning area are sequentially set between mandrel；
4th intermediate gear is fixed by the bushing of the third central axis, along the third central axis axial direction and
Towards the direction close to the drilling equipment, the 7th resigning is sequentially set between the third central axis and second bushing
Area, the 8th resigning area and the 9th resigning area；
The driving device includes control unit, and along towards the direction of the drilling equipment, the control unit successively has the
One position, the second position and the third place；
When the controlling position is when the first position, first central gear is located at first resigning area, institute
It states the second central gear and is located at the 4th resigning area, the third central gear is located at the 7th resigning area, so that described
First central gear is engaged with first intermediate gear, second central gear is engaged with second intermediate gear, with
And the third central gear is separated with the 4th intermediate gear；
When the controlling position is when the second position, first central gear is located at second resigning area, institute
It states the second central gear and is located at the 5th resigning area, the third central gear is located at the 8th resigning area, so that described
First central gear is separated with first intermediate gear, and second central gear is separated with second intermediate gear, with
And the third central gear is engaged with the 4th intermediate gear；
When the controlling position is when the third place, first central gear is located at third resigning area, institute
It states the second central gear and is located at the 6th resigning area, the third central gear is located at the 9th resigning area, so that described
First central gear is separated with first intermediate gear, second central gear is separated with second intermediate gear, with
And the third central gear is separated with the 4th intermediate gear.
As a kind of preferred embodiment of localized borehole device in pipeline, the central axis component further include the first axis and
The second axis being set in the third central axis, the one end of the third central axis far from second axis and described the
One center axis connection, first axis one end is inserted into first bushing and the second axis selective connection, separately
The outside that one end extends to the bushing is connect with the frictional disk, and first axis can be along it axially with respect to described first
Bushing is mobile；
When the controlling position is when the first position, first axis is separated with second axis, the brill
Head is separated with inner wall of the pipe；
When the controlling position is when the second position, first axis is separated with second axis, the brill
Head is separated with inner wall of the pipe；
When the controlling position is when the third place, first axis and second axis are clamped, the brill
Head is abutted with inner wall of the pipe.
As a kind of preferred embodiment of localized borehole device in pipeline, camera shooting dress is additionally provided on the axle sleeve of the rotation axis
It sets.
As a kind of preferred embodiment of localized borehole device in pipeline, the driving device further include motor and with it is described
The hollow shaft of the output axis connection of motor, the hollow shaft are connect with second driving snake, are arranged outside the hollow shaft
There is a hollow shaft sleeve, the length direction on the hollow shaft sleeve along the hollow shaft offers pulling hole, one end choosing of the control unit
Selecting property is inserted into the pulling hole and the hollow axis connection, to push the hollow shaft to move along its length.
As a kind of preferred embodiment of localized borehole device in pipeline, the hollow shaft passes through axis and second transmission
Flexible axle connects, and shifting block is fixed on the axis, and one end of the control unit is provided with the card slot being engaged by clamping with the shifting block.
Beneficial effects of the present invention: in the present invention, bracket is connect by driving snake with driving device, and driving device can drive
Dynamic driving snake rotation, and the torsion of driving snake is transferred to bracket, so that bracket be made to drive drilling equipment edge in pipeline
The length direction of pipeline moves, and drilling equipment is delivered to predetermined position to realize, by drilling equipment to the inner surface of pipeline
Carry out localized borehole processing.Localized borehole device applies to localized borehole processing in pipeline in pipeline in the present invention, does not need
Dismounting or cutting process are carried out to pipeline, a large amount of human and material resources and time can be saved.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of localized borehole device in the pipeline of the embodiment of the present invention.
Fig. 2 is sectional view along A-A in Fig. 1.
Fig. 3 is B-B direction cross-sectional view in Fig. 1.
Fig. 4 is the enlarged drawing of the part I in Fig. 1.
Fig. 5 is the enlarged drawing of the part II in Fig. 1.
Fig. 6 is the enlarged drawing of the part III in Fig. 1.
Fig. 7 is the usage state diagram when drilling equipment of the embodiment of the present invention is connected with attachment device.
Fig. 8 is the non-working condition figure when drilling equipment of the embodiment of the present invention is connected with attachment device.
Fig. 9 is the structural schematic diagram of the pipeline internal bore device of the embodiment of the present invention.
In figure:
1, pipeline；
100, driving snake；110, the first driving snake；120, the second driving snake；
200, bracket；210, first support；211, the first central axis；212, first support ontology；213, the first centre tooth
Wheel；214, the first intermediate gear；215, first gear shell；216, the first idler wheel；220, second support；221, the second center
Axis；222, second support ontology；223, the second central gear；224, the second intermediate gear；225, third intermediate gear；226,
Two gear housing；227, the second idler wheel；
300, driving device；310, control unit；320, motor；330, hollow shaft；331, long hole；340, hollow shaft sleeve；
341, pulling hole；350, axis；351, convex key；352, shifting block；360, first gear；370, second gear；
500, drilling equipment；510, rotation axis；520, drill bit；530, friction ball；540, photographic device；
600, attachment device；610, frictional disk；620, third central axis；630, third central gear；640, among the 4th
Gear；650, third gear housing；660, bushing；661, the first bushing；662, the second bushing；670, cover board；680, the first card
Axis；690, the second axis；
710, articulated shaft；720, the first articulated section；730, the second articulated section；740, spring.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it is to be understood that, the orientation or positional relationship of the instructions such as term "inner", "outside" is base
In orientation or positional relationship shown in the drawings, it is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of invention.
In addition, term " first ", " second ", " third ", " the 4th ", " the 5th ", " the 6th ", " the 7th ", " the 8th ", "
Nine " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicate indicated technology spy
The quantity of sign.Define as a result, " first ", " second ", " third ", " the 4th ", " the 5th ", " the 6th ", " the 7th ", " the 8th ",
The feature of " the 9th " can explicitly or implicitly include one or more of the features.
In the description of the present invention unless specifically defined or limited otherwise, term " fixation ", " connection " should do broad sense reason
Solution, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connection, be also possible to electricity
Connection；Can be directly connected, can also indirectly connected through an intermediary, can be two components interiors connection or two
The interaction relationship of component.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature the "upper" of second feature include fisrt feature second feature just
Top and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in the "lower" of second feature
It is directly below and diagonally below the second feature including fisrt feature, or is merely representative of first feature horizontal height less than second feature.
As shown in Figure 1 to 9, localized borehole device includes: driving snake 100 in pipeline provided in this embodiment, is driven soft
Axis 100 has opposite first end and second end；Bracket 200, bracket 200 are circle, and bracket 200 and first end are coaxially connected,
The periphery of bracket 200 is arranged at intervals with the idler wheel that several inner walls with pipeline 1 contact；Driving device 300, driving device 300 with
Second end connection, torsion can be transferred to bracket 200 by driving snake 100 by driving device 300, with driving arm 200 along pipe
The length direction in road 1 moves；Drilling equipment 500 and attachment device 600, drilling equipment 500 are located at bracket 200 far from driving device
300 side, drilling equipment 500 are connect by attachment device 600 with bracket 200.In the present embodiment, the periphery of bracket 200 is set
It is equipped with the idler wheel being in rolling contact with the inner wall of pipeline 1, bracket 200 is connect by driving snake 100 with driving device 300, is driven
Device 300 can drive driving snake 100 to rotate, and the torsion of driving snake 100 is transferred to bracket 200, to make bracket 200
It drives length direction of the drilling equipment 500 in pipeline 1 along pipeline 1 to move, drilling equipment 500 is delivered to pre-determined bit to realize
It sets, localized borehole processing is carried out by inner surface of the drilling equipment 500 to pipeline 1.In the present embodiment, bracket 200 is in pipeline 1
Movement do not influenced by 1 shape of pipeline.Localized borehole device applies in pipeline 1 at localized borehole in pipeline in the present invention
Reason does not need to carry out pipeline 1 dismounting or cutting process, can save a large amount of human and material resources and time.
Bracket 200 can be the structure of flexible deformable, so that when bracket 200 moves in pipeline 1, if pipeline
When 1 bending occurs, internal diameter becomes smaller, bracket 200 also can be moved swimmingly in pipeline 1.
Preferably, bracket 200 includes spaced first support 210 and second support 220, and first support 210 includes
First central axis 211 and the first support ontology 212 that 211 periphery of the first central axis is arranged in, first support ontology 212 can be around the
The axis of one central axis 211 rotates, and second support 220 includes the second central axis 221 and 221 periphery of the second central axis is arranged in
Second support ontology 222, second support ontology 222 can be rotated around the axis of the second central axis 221；Drilling equipment 500 includes turning
Moving axis 510, the drill bit 520 that 510 one end of rotation axis is set, the friction ball 530 that 510 other end of rotation axis is set and it is located at
Between drill bit 520 and friction ball 530 and the axle sleeve that is set in outside rotation axis 510, drill bit 520 can be with pipeline 1 inner wall selectivity
It abuts；Connection ontology of the attachment device 600 including central axis component and centrally disposed shaft assembly periphery, the one of central axis component
End is connect with the first central axis 211, and the other end is provided with the frictional disk 610 abutted with friction ball 530, and frictional disk 610 can drive
Friction ball 530 and rotation axis 510 rotate, and connection ontology is connect by elastic parts with the axle sleeve of rotation axis 510, so that friction ball
530 abut with frictional disk 610 always；Driving snake 100 includes spaced first driving snake 110 and the second driving snake
120, one end of the first central axis 211 is connect by the first driving snake 110 with the second central axis 221, the other end and central axis
Component connection, the one end of the second central axis 221 far from the first central axis 211 pass through the second driving snake 120 and driving device 300
Connection.By the way that two brackets are arranged, the power of whole device can be increased.In the present embodiment, bracket 200 is not limited to setting two
A, quantity can be designed according to the size of pipeline 1.It is connected due to passing through the first driving snake 110 between two brackets,
Second support 220 is connect by the second driving snake 120 with driving device 300, and driving device 300 can pass through the second driving snake
Power (torsion) is transferred to second support 220 by 120, and power is transferred to by the first driving snake 110 by second support 220 again
First support 210, first support 210 are transferred to drilling equipment 500 by central axis component again, two brackets advance simultaneously or
It retreats, drilling equipment 500 is delivered to predetermined position to realize.Wherein, one side of the frictional disk 610 far from bracket 200 with rub
It wipes ball 530 to abut, the frictional force when central axis component drives frictional disk 610 to rotate, between frictional disk 610 and friction ball 530
Friction ball 530 can be driven to rotate, so that rotation axis 510 be driven to rotate, rotation axis 510 drives drill bit 520 to rotate again, drill bit 520
Local treatment can be carried out to 1 inner wall of pipeline.In the present embodiment, drill bit 520 may be replaced by grinding head, can be in pipeline 1
Wall carries out detail sanding processing.
In the present embodiment, the first driving snake 110 and the second driving snake 120 include Flexible Transmission shaft body and setting
In the flexible protective casing of flexible drive axle body peripheral.
In the present embodiment, the first central axis 211, the second central axis 221, the first driving snake 110 and the second driving snake
120 all have opposite first end and second end, wherein first end is close to driving device 300, and second end is far from driving device
300, first end is provided with concave auxiliary connection, and second end is provided with a convex auxiliary connection, the first central axis 211 and the second center
Axis 221 is hollow structure, and concave auxiliary connection and convex auxiliary connection are installed in the first central axis 211 and the second central axis 221
Inside, and fixed by snap ring.Between first central axis 211 and the first driving snake 110, the first driving snake 110 and second
Connected respectively by concave auxiliary connection and convex between central axis 221 and between the second central axis 221 and the second driving snake 120
Secondary cooperation is connect to be attached.
As a kind of preferred embodiment of the present invention, the rotation side of first support ontology 212 and second support ontology 222
To on the contrary, for example, the first driving snake 110 drive first support ontology 212 rotate in the counterclockwise direction when, first support 210
The first driving snake 110 is reacted on, i.e. first support 210 has reaction force to the first driving snake 110, at only one
In the case where first support 210, if the reaction force is greater than the torsion of the first driving snake 110, which can turn
It is motionless, and second support ontology 222 is rotated in the clockwise direction, reaction force of the second support 220 to the first driving snake 110
First support ontology 212 can be offset to the reaction force of the first driving snake 110, so that first support ontology 212 be made smoothly to turn
It is dynamic.
Wherein, the periphery of the first central axis 211 is connect by first gear group with first support ontology 212, the second center
The periphery of axis 221 is connect by second gear group with second support ontology 222, and the quantity of the gear of first gear group is odd number,
The quantity of the gear of second gear group is even number, to guarantee the rotation direction of first support ontology 212 and second support ontology 222
On the contrary.
Preferably, along the radial direction of the first central axis 211, first gear group successively includes in the first central gear 213, first
Between gear 214 and first gear shell 215, the first central gear 213 be fixedly mounted on the periphery of the first central axis 211 and with
The engagement of first intermediate gear 214, the inner circumferential of first gear shell 215 have the internal tooth being meshed with the first intermediate gear 214, the
The periphery of first gear shell 215 is arranged in one rack body 212；Wherein, first is provided on the axle sleeve of the first central axis 211
Pinion mounting holes, the first intermediate gear 214 are installed in the first gear mounting hole, and first gear shell 215 passes through two axis
The outside for being installed on the axle sleeve of the first central axis 211 is held, and is fixed respectively by cover board.Along the radial direction of the second central axis 221,
Two gear sets successively include the second central gear 223, the second intermediate gear 224, third intermediate gear 225 and second gear shell
Body 226, the second central gear 223 are fixedly mounted on the periphery of the second central axis 221 and by the second intermediate gear 224 and thirds
Intermediate gear 225 engages, and the inner circumferential of second gear shell 226 has a gear being meshed with third intermediate gear 225, and second
The periphery of second gear shell 226 is arranged in frame ontology 222.Wherein, second gear is offered on the axle sleeve of the second central axis 221
Mounting hole, the second intermediate gear 224 and third intermediate gear 225 are installed in the second gear mounting hole, second gear shell
226 are installed on the outside of the axle sleeve of the second central axis 221 by two bearings, and are fixed respectively by cover board.
Connection ontology includes the third gear set of centrally disposed shaft assembly periphery, and central axis component includes third central axis
620, along the radial direction of third central axis 620, third gear set successively include third central gear 630, the 4th intermediate gear 640 with
And third gear housing 650, third central gear 630 are fixedly mounted on the periphery of third central axis 620 and pass through among the 4th
Gear 640 is engaged with third gear housing 650, and the inner circumferential of third gear housing 650 has to be meshed with the 4th intermediate gear 640
Gear；Bushing 660 is arranged with outside third central axis 620, bushing 660 has the outer diameter phase of internal diameter and third central axis 620
The first bushing 661 matched and the second bushing 662 for installing the 4th intermediate gear 640, the second bushing 662 and third central axis
There is the installation space of third central gear 630, third gear housing 650 is respectively arranged with along its axial both ends between 620
Cover board 670, the internal diameter of cover board 670 and the outer diameter of the first bushing 661 match, and the cover board 670 of adjacent borehole device 500 passes through bullet
Property component is connect with the axle sleeve of rotation axis 510.In the present embodiment, the second bushing 662 is located between two the first bushings 661, and
It is connect respectively with two the first bushings 661, bearing is equipped between third gear housing 650 and the first bushing 661, so that third tooth
Taking turns shell 650 can smoothly rotate around the first bushing 661 under the action of the 4th intermediate gear 640, to drive 500 turns of drilling equipment
It is dynamic.
In the present embodiment, first support ontology 212 includes that several inclined rings are located at the first of 215 periphery of first gear shell
The inclined direction of supporting plate, several first support plates is identical, and its one end far from first gear shell 215 is provided with the first rolling
Wheel 216, the inclined direction of first support plate is opposite with the rotation direction of first support 210；Second support ontology 222 includes several
Inclined ring is located at the second support plate of 226 periphery of second gear shell, and the inclined direction of several second support plates is identical, and it is remote
One end from second gear shell 226 is provided with the second idler wheel 227, inclined direction and the second support 220 of second support plate
Rotation direction is opposite；First support plate and second support plate are flexible board.The inclination side of first support plate and second support plate
To with its rotation direction on the contrary, and first support plate and second support plate are flexible board, be adapted to not in rotation process
With caliber, in the case where caliber is relatively shorter than the diameter of bracket 200, first support plate and second support plate can be in tube wall
Pressure deformation is generated, to match with caliber, to keep its movement in pipeline 1 more smoothly.
First idler wheel 216 and the second idler wheel 227 can be removable with first support ontology 212 and second support ontology 222 respectively
Connection is unloaded, different idler wheels can be replaced when in use in this way, to realize different operations.For example, replacement peripheral zone has hairbrush
Idler wheel, may be implemented clean tube wall operation, replacement have frosted layer idler wheel, tube wall can be beaten
Mill, derusting.
Elastic parts includes articulated shaft 710, the first articulated section 720, the second articulated section 730 and spring 740, the first articulated section
720 one end is connect with cover board 670, and the other end is hinged by articulated shaft 710 and one end of the second articulated section 730, and second is hinged
The one end of portion 730 far from articulated shaft 710 is connect with the axle sleeve of rotation axis 510；One end of spring 740 and cover board 670 are in it
The position connection in week, the other end are connect with the second articulated section 730, and spring 740 has always pulls the second articulated section 730 around hinged
Rotation trend of the axis of axis 710 towards the side close to frictional disk 610.
As further preferred embodiment of the present invention, the inner wall of the first idler wheel 216 and pipeline 1 is in rolling contact, and the
The side that the axis of one idler wheel 216 is directed away from driving device 300 is obliquely installed；The inner wall of second idler wheel 227 and pipeline 1 rolls
Contact, and the axis of the second idler wheel 227 is obliquely installed towards the side close to driving device 300, the inclined design of two idler wheels
The mobile power of corresponding rack body can be increased separately.
Wherein, the first intermediate gear 214 is fixed by the axle sleeve of the first central axis 211, along the axial direction of the first central axis 211
And towards the direction close to drilling equipment 500, it is sequentially set between the axle sleeve of the first central axis 211 and the first central axis 211
First resigning area, the second resigning area and third resigning area；Second intermediate gear 224 and third intermediate gear 225 pass through in second
The axle sleeve of mandrel 221 is fixed, along the second central axis 221 axial direction and towards close to drilling equipment 500 direction, the second central axis
The 4th resigning area, the 5th resigning area and the 6th resigning area are sequentially set between 221 axle sleeve and the second central axis 221；4th
Intermediate gear 640 is fixed by the bushing 660 of third central axis 620, along third central axis 620 axial direction and towards close to drilling
The direction of device 500, be sequentially set between third central axis 620 and the second bushing 662 the 7th resigning area, the 8th resigning area and
9th resigning area；Driving device 300 includes control unit 310, and along towards the direction of drilling equipment 500, control unit 310 successively has
First position, the second position and the third place, when control unit 310 is located at first position, the first central gear 213 is located at first
Resigning area, the second central gear 223 are located at the 4th resigning area, and third central gear 630 is located at the 7th resigning area, so that in first
Heart gear 213 is engaged with the first intermediate gear 214, the second central gear 223 is engaged with the second intermediate gear 224 and third
Central gear 630 is separated with the 4th intermediate gear 640, at this point, bracket 200 drives drilling equipment 500 along the length direction of pipeline 1
It is mobile, drilling equipment 500 is delivered to predetermined position；When control unit 310 is located at the second position, the first central gear 213
In the second resigning area, the second central gear 223 is located at the 5th resigning area, and third central gear 630 is located at the 8th resigning area, so that
First central gear 213 is separated with the first intermediate gear 214, the second central gear 223 is separated with the second intermediate gear 224, with
And third central gear 630 is engaged with the 4th intermediate gear 640, at this point, bracket 200 stops movement, drilling equipment 500 is around center
Shaft assembly rotation.When control unit 310 is located at the third place, the first central gear 213 is located at third resigning area, the second centre tooth
Wheel 223 is located at the 6th resigning area, and third central gear 630 is located at the 9th resigning area, so that in the first central gear 213 and first
Between gear 214 separation, the second central gear 223 is separated with the second intermediate gear 224 and third central gear 630 and the 4th
Intermediate gear 640 separates, at this point, drill bit 520 is abutted with the inner wall of pipeline 1, central axis component passes through frictional disk 610 and friction ball
530 drive drill bit 520 to rotate, and realize to the Local treatment in pipeline 1.
Preferably, frictional disk 610 is provided with first rack gear of circle close to the side annular of friction ball 540, outside friction ball 540
Annular is provided with second rack gear of circle, when control unit 310 is located at first position or the second position, the first rack gear and the second tooth
Item separation, when control unit 310 is located at the third place, the first rack gear is engaged with the second rack gear.
Central axis component further includes the first axis 680 and the second axis 690 being set in third central axis 630, and
The one end of three central axises 630 far from the second axis 690 is connect with the first central axis 211, and 680 one end of the first axis is inserted into first
With 690 selective connection of the second axis in bushing 661, the outside that the other end extends to bushing 660 is connect with frictional disk 610, the
One axis 680 can be moved along it axially with respect to the first bushing 661；When control unit 310 is located at first position, the first axis
680 and second axis 690 be clamped, drill bit 520 separates with 1 inner wall of pipeline；When control unit 310 is located at the second position, the first card
Axis 680 and the second axis 690 are clamped, and drill bit 520 is separated with 1 inner wall of pipeline；When control unit 310 is located at the third place, first
Axis 680 and the second axis 690 are clamped, and drill bit 520 is abutted with 1 inner wall of pipeline.Wherein, the first axis 680 and the first bushing 661
Between be provided with bearing so that 680 smooth rotation of the first axis, to drive frictional disk 610 to rotate.
It is additionally provided with photographic device 540 on the axle sleeve of rotation axis 510, the operation process of entire Local treatment can be carried out
Complete monitoring.
In the present embodiment, the first driving snake 110, the second driving snake 120, the first central axis 211, the second central axis
221, third central axis 630, the first axis 680 and the second axis 690 are hollow shaft, can be used as photographic device 520
The channel of signal wire.
Driving device 300 further includes motor 320 and the hollow shaft 330 with the output axis connection of motor 320, hollow shaft
330 connect with the second driving snake 120, are provided with hollow shaft sleeve 340 outside hollow shaft 330, along hollow shaft on hollow shaft sleeve 340
330 length direction opens up pulling hole 341, and one end of control unit 310 is selectively inserting to connect in pulling hole 341 with hollow shaft 330,
To push hollow shaft 330 to move along its length.
The length of pulling hole 341 is corresponding with the moving distance of control unit 310, i.e., when control unit 310 is moved to first position,
Control unit 310 is placed exactly in one end of pulling hole 341, and when control unit 310 is moved to the second position, control unit 310 is placed exactly in
The other end of pulling hole 341.In other embodiments, the length of pulling hole 341 may be arranged as the moving long greater than control unit 310
Degree.As a kind of preferred embodiment of the present invention, hollow shaft 330 is connected by third axis 350 and the second driving snake 120
It connects, shifting block 352 is fixed on third axis 350, one end of control unit 310 is provided with the card slot being engaged by clamping with shifting block 352.It is excellent
Selection of land has gap, so that 350 smooth rotation of third axis between shifting block 352 and the inner wall of hollow shaft sleeve 340.The present embodiment
Pipeline internal bore device operation when, need to take off control unit 310, can when pipeline internal bore device is out of service
With will control unit 310 be inserted into pulling hole 341 in be clamped with shifting block 352, can manually control control unit 310 be moved to first position or
The person second position, thus selective start and stop first support 210 and second support 220.
Length direction on the axial wall of hollow shaft 330 along hollow shaft 330 offers long hole 331, the inner wall of third axis 350
On be provided with convex key 351, third axis 350 is set in outside hollow shaft 330 by the cooperation of convex key 351 and long hole 331, control unit
310 pass through mounting hole 341 is fixedly connected with convex key 351, and control unit 310 can drive convex key 351 to move along the length direction of long hole 331
It is dynamic, so that control unit 310 is located at first position, the second position or the third place.
Wherein, third axis 350 is provided with concave auxiliary connection far from one end of driving device 300, and passes through setting the
The convex auxiliary connection of two driving snakes, 120 one end matches, with the second driving snake of connection 120 and third axis 350.
Motor 320 is connect by two gears with hollow shaft 330, and specifically, the periphery of the output shaft of motor 320 is set
It is equipped with first gear 360, the periphery of hollow shaft 330 is provided with second gear 370, and first gear 360 is nibbled with second gear 370
It closes.When motor 320 rotates forward, the output shaft of motor 320 drives first gear 360 to rotate forward, and first gear 360 drives the second tooth
370 reversion of wheel drives the second central axis 221 and the so that hollow shaft 330 be made to invert under the action of the second driving snake 120
The reversion of two central gears 223, the second intermediate gear 224 rotate forward therewith, and third intermediate gear 225 inverts therewith, second gear shell
Body 226 drives second support ontology 222 to rotate forward therewith, and at the same time, the reversion of the second central axis 221 passes through the first driving snake
Torsion is passed to the first hollow shaft 211 by 110, and the first hollow shaft 211 inverts together with the first central gear 213, among first
Gear 212 rotates forward therewith, and first gear shell 215 drives first support ontology 212 to rotate forward therewith, and two brackets are in pipeline at this time
It is moved in 1 along the direction far from driving device 300.When motor 320 inverts (it is similar when principle is rotated forward with it, it is no longer superfluous herein
State), two brackets move in pipeline 1 along the direction close to driving device 300.
In the present embodiment, there are two bearings, two bearings to be located at for setting between hollow shaft sleeve 340 and hollow shaft 330
Second gear 370 is along the both ends of the length direction of hollow shaft 330, so that the rotation of hollow shaft 330 is more smoothly.
In the present embodiment, hollow shaft sleeve 340 includes the first axle sleeve for installing first gear 360 and second gear 370
With the second axle sleeve for installing hollow shaft 330, pulling hole 341 is arranged on the second axle sleeve.
For the liquefied cargo system of chemical tanker, pipeline generally uses stainless steel tube butt welding to connect, and needs in building course
Soldered inner surface is checked, if being promoted camera to carry out observation with general endoscope using plastic tube and being needed to consume
Take the more time, and can not by bending angle larger or several bent angles position, pipeline cannot be checked completely.Make
With when localized borehole device, the efficiency to pipe-line system internal check can be improved in pipeline of the invention, to every 800, ship welderings
The man-hour calculation that seam, each weld seam reduce 0.5 hour, can reduce by 400 working hours, improve working efficiency.
Localized borehole device can be applied and the localized borehole in the pipelines such as industry, building, road in pipeline of the invention
Processing can reduce the dismounting to pipeline, reduce the influence to surrounding enviroment, reduce unnecessary damage and waste, improve work
Benefit and economic benefit.Localized borehole apparatus structure is simple in the pipeline, combines connection by component pattern and uses, user
Just, maintenance is simple.Due to there is no electric component for the equipment of pipeline inner part, mitigate equipment weight itself, and can be used for
The environment for having oil gas etc. inflammable and explosive, has wide range of applications.
Under normal circumstances, the molten stainless steel goods system pipeline of chemical tanker is connected using butt welding, using pipe of the invention
In road when localized borehole device, localized borehole, polishing, the processing such as passivation are carried out to weld seam inner surface inside passage tube, it can be with
The pipeline acid filling for saving hundreds of thousands is passivated expense, saves ship building period about 3~5 days, cost efficiency is increased economic efficiency.
It is to be understood that above-mentioned specific embodiment is only that presently preferred embodiments of the present invention and institute's application technology are former
Reason, within the technical scope of the present disclosure, variation that anyone skilled in the art is readily apparent that or
Replacement, should be covered by the scope of protection of the present invention.
Above by specific embodiment, the present invention is described, but the present invention is not limited to these specific implementations
Example.It will be understood by those skilled in the art that various modifications, equivalent replacement, variation etc. can also be done to the present invention.But this
A little transformation, all should be within protection scope of the present invention without departing from spirit of the invention.In addition, present specification and power
Some terms used in sharp claim are not limitation, it is only for convenient for description.
Claims (9)
1. localized borehole device in a kind of pipeline characterized by comprising
Driving snake, the driving snake have opposite first end and second end；
Bracket, the bracket are circle, and the bracket and the first end are coaxially connected, and the periphery of the bracket is arranged at intervals with
Several idler wheels contacted with the inner wall of pipeline；
Driving device, the driving device are connect with the second end, and the driving device can will be turned round by the driving snake
Power is transferred to the bracket, to drive the bracket to move along the length direction of the pipeline；
Drilling equipment and attachment device, the side positioned at the bracket far from the driving device, the drilling equipment pass through institute
Attachment device is stated to connect with the bracket；
The bracket includes spaced first support and second support, and the first support includes the first central axis and setting
First support ontology in first central axis periphery, the first support ontology can turn around the axis of first central axis
Dynamic, the second support includes the second central axis and the second support ontology that second central axis periphery is arranged in, and described the
Two rack bodies can be rotated around the axis of second central axis；
The drilling equipment includes rotation axis, the drill bit that described rotation axis one end is arranged in, is arranged in the rotation axis other end
Friction ball and between the drill bit and the friction ball and the axle sleeve that is set in outside the rotation axis, the drill bit
It can selectively be abutted with inner wall of the pipe；
The attachment device includes central axis component and the connection ontology that the central axis component periphery is arranged in, the central axis
One end of component and first center axis connection, the other end are provided with the frictional disk abutted with the friction ball, the friction
Disk can drive the rotation axis and the friction ball to rotate, and the connection ontology passes through the axle sleeve of elastic parts and the rotation axis
Connection, so that the friction ball is abutted with the frictional disk always；
The driving snake includes spaced first driving snake and the second driving snake, one end of first central axis
By first driving snake and second center axis connection, the other end is connect with the central axis component, and described second
The one end of central axis far from first central axis is connect by second driving snake with the driving device.
2. localized borehole device in pipeline according to claim 1, which is characterized in that the periphery of first central axis is logical
It crosses first gear group to connect with the first support ontology, the periphery of second central axis passes through second gear group and described the
The quantity of the connection of two rack bodies, the gear of the first gear group is odd number, and the quantity of the gear of the second gear group is
Even number.
3. localized borehole device in pipeline according to claim 2, which is characterized in that the connection ontology includes that setting exists
The third gear set of the central axis component periphery, the central axis component include third central axis, along the third central axis
Radial direction, the third gear set successively includes third central gear, the 4th intermediate gear and third gear housing, described
Three central gears are fixedly mounted on the periphery of the third central axis and by the 4th intermediate gears and the third gear
Shell engagement, the inner circumferential of the third gear housing have the gear being meshed with the 4th intermediate gear；
Third center outer shaft sleeve is equipped with bushing, and there is the bushing outer diameter of internal diameter and the third central axis to match
First bushing and the second bushing for installing the 4th intermediate gear, between second bushing and the third central axis
Installation space with the third central gear, the third gear housing are respectively arranged with cover board along its axial both ends,
The internal diameter of the cover board and the outer diameter of first bushing match, and the cover board of the neighbouring drilling equipment passes through the bullet
Property component is connect with the axle sleeve of the rotation axis.
4. localized borehole device in pipeline according to claim 3, which is characterized in that the elastic parts includes hinged
One end of axis, the first articulated section, the second articulated section and spring, first articulated section is connect with the cover board, and the other end passes through
The articulated shaft and one end of second articulated section are hinged, the one end of second articulated section far from the articulated shaft with it is described
The axle sleeve of rotation axis connects；One end of the spring is connect with the cover board adjacent to the position of its inner circumferential, the other end and described the
The connection of two articulated sections, the spring have the axis for pulling second articulated section around the articulated shaft towards close to described always
The rotation trend of the side of frictional disk.
5. localized borehole device in pipeline according to claim 3, which is characterized in that first intermediate gear passes through institute
The axle sleeve for stating the first central axis is fixed, along first central axis axial direction and towards close to the drilling equipment direction, institute
It states and is sequentially set with the first resigning area, the second resigning area and third between the axle sleeve of the first central axis and first central axis and allows
Position area；
Second intermediate gear and the third intermediate gear are fixed by the axle sleeve of second central axis, along described second
The axial direction of central axis and towards the direction close to the drilling equipment, the axle sleeve of second central axis and second central axis
Between be sequentially set with the 4th resigning area, the 5th resigning area and the 6th resigning area；
4th intermediate gear is fixed by the bushing of the third central axis, along the axial direction and direction of the third central axis
Close to the drilling equipment direction, be sequentially set between the third central axis and second bushing the 7th resigning area,
8th resigning area and the 9th resigning area；
The driving device includes control unit, and along towards the direction of the drilling equipment, the control unit successively has first
It sets, the second position and the third place；
When the controlling position is when the first position, first central gear is located at first resigning area, and described
Two central gears are located at the 4th resigning area, and the third central gear is located at the 7th resigning area, so that described first
Central gear is engaged with first intermediate gear, second central gear is engaged with second intermediate gear, Yi Jisuo
Third central gear is stated to separate with the 4th intermediate gear；
When the controlling position is when the second position, first central gear is located at second resigning area, and described
Two central gears are located at the 5th resigning area, and the third central gear is located at the 8th resigning area, so that described first
Central gear is separated with first intermediate gear, and second central gear is separated with second intermediate gear, Yi Jisuo
Third central gear is stated to engage with the 4th intermediate gear；
When the controlling position is when the third place, first central gear is located at third resigning area, and described
Two central gears are located at the 6th resigning area, and the third central gear is located at the 9th resigning area, so that described first
Central gear is separated with first intermediate gear, second central gear is separated with second intermediate gear, Yi Jisuo
Third central gear is stated to separate with the 4th intermediate gear.
6. localized borehole device in pipeline according to claim 5, which is characterized in that the central axis component further includes
One axis and the second axis being set in the third central axis, the third central axis far from second axis one
End and first center axis connection, first axis one end are inserted into first bushing and select with second axis
Property connection, the other end extends to the outside of the bushing and the frictional disk is connect, and first axis can be axially opposing along its
It is mobile in first bushing；
When the controlling position is when the first position, first axis is separated with second axis, the drill bit with
Inner wall of the pipe separation；
When the controlling position is when the second position, first axis is separated with second axis, the drill bit with
Inner wall of the pipe separation；
When the controlling position is when the third place, first axis and second axis are clamped, the drill bit with
Inner wall of the pipe abuts.
7. localized borehole device in pipeline according to claim 1, which is characterized in that also set on the axle sleeve of the rotation axis
It is equipped with photographic device.
8. localized borehole device in pipeline according to claim 5, which is characterized in that the driving device further includes electronic
Machine and hollow shaft with the output axis connection of the motor, the hollow shaft are connect with second driving snake, the sky
It is provided with hollow shaft sleeve outside mandrel, the length direction on the hollow shaft sleeve along the hollow shaft offers pulling hole, the control
The one end in portion is selectively inserting in the pulling hole and the hollow axis connection, to push the hollow shaft to move along its length
It is dynamic.
9. localized borehole device in pipeline according to claim 8, which is characterized in that the hollow shaft passes through axis and institute
The connection of the second driving snake is stated, shifting block is fixed on the axis, one end of the control unit is provided with to be clamped with the shifting block
The card slot of cooperation.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710756465.3A CN107335837B (en) | 2017-08-29 | 2017-08-29 | Localized borehole device in a kind of pipeline |
| PCT/CN2017/110023 WO2019041559A1 (en) | 2017-08-29 | 2017-11-08 | In-pipe local drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710756465.3A CN107335837B (en) | 2017-08-29 | 2017-08-29 | Localized borehole device in a kind of pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107335837A CN107335837A (en) | 2017-11-10 |
| CN107335837B true CN107335837B (en) | 2019-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710756465.3A Active CN107335837B (en) | 2017-08-29 | 2017-08-29 | Localized borehole device in a kind of pipeline |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107335837B (en) |
| WO (1) | WO2019041559A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107166135B (en) * | 2017-06-30 | 2019-04-19 | 广船国际有限公司 | A kind of pipeline inter-process device |
| CN107461565B (en) * | 2017-07-28 | 2019-02-01 | 广船国际有限公司 | Camera in a kind of pipeline |
| CN109014322B (en) * | 2018-10-19 | 2019-12-24 | 湖南精正设备制造有限公司 | Corner positioning device for drilling of inner wall of large pipeline |
| CN111593803B (en) * | 2018-12-29 | 2021-04-06 | 台州小眼睛科技有限公司 | Sewer dredger |
| CN109610578B (en) * | 2018-12-29 | 2021-05-18 | 重庆啄木鸟网络科技有限公司 | Sewer dredger |
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|---|---|---|---|---|
| DE3236947A1 (en) * | 1982-10-06 | 1984-04-12 | Rainer 6074 Rödermark Hitzel | PIPE MANIPULATOR FOR PIPING THROUGH PIPES |
| US5749397A (en) * | 1992-12-01 | 1998-05-12 | Molaug; Ole | Pipe tractor |
| CN106623296A (en) * | 2017-02-27 | 2017-05-10 | 山东科技大学 | Novel telescopic pipeline cleaning robot |
| CN107166135A (en) * | 2017-06-30 | 2017-09-15 | 广船国际有限公司 | A kind of pipeline inter-process device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4142429A (en) * | 1977-10-28 | 1979-03-06 | Westinghouse Electric Corp. | Internal tube cutter |
| JPS57156153A (en) * | 1981-03-23 | 1982-09-27 | Nec Corp | Boring machine for internal of pipe |
| JP3688981B2 (en) * | 2000-06-30 | 2005-08-31 | 機動建設工業株式会社 | Pipe inner wall processing equipment |
| CN202591738U (en) * | 2012-03-26 | 2012-12-12 | 安徽理工大学 | Device for processing irregular slot on inner wall of small-diameter circular tube based on flexible shaft |
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2017
- 2017-08-29 CN CN201710756465.3A patent/CN107335837B/en active Active
- 2017-11-08 WO PCT/CN2017/110023 patent/WO2019041559A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3236947A1 (en) * | 1982-10-06 | 1984-04-12 | Rainer 6074 Rödermark Hitzel | PIPE MANIPULATOR FOR PIPING THROUGH PIPES |
| US5749397A (en) * | 1992-12-01 | 1998-05-12 | Molaug; Ole | Pipe tractor |
| CN106623296A (en) * | 2017-02-27 | 2017-05-10 | 山东科技大学 | Novel telescopic pipeline cleaning robot |
| CN107166135A (en) * | 2017-06-30 | 2017-09-15 | 广船国际有限公司 | A kind of pipeline inter-process device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019041559A1 (en) | 2019-03-07 |
| CN107335837A (en) | 2017-11-10 |
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