CN208594889U - Fishing device - Google Patents
Fishing device Download PDFInfo
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- CN208594889U CN208594889U CN201821091302.4U CN201821091302U CN208594889U CN 208594889 U CN208594889 U CN 208594889U CN 201821091302 U CN201821091302 U CN 201821091302U CN 208594889 U CN208594889 U CN 208594889U
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- base body
- pedestal
- fishing
- fishing device
- diversion trench
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Abstract
The utility model provides a kind of fishing device, including pedestal and fishing head, the fishing head can be rotated relative to the axis of the pedestal, the fishing head has to the bending segment extended perpendicular to the axis direction, and the bending segment is used for wirerope-winding in fishing head rotation in the fishing head.The utility model can effectively salvage the wirerope to sink in the wellbore, prevent wirerope from falling off during salvaging, fishing device is avoided to scrape with shaft in wall, improve the salvaging efficiency of wirerope.
Description
Technical field
The utility model relates to oil and gas gathering field of engineering technology more particularly to a kind of fishing devices.
Background technique
In oilfield explorating developing process, in order to understand the yield of oil gas, so as to for it is later with produce the technology that provides according to
According to, when a well complete probing after, the oil well or gas well being drilled will be tested, the parameter of test is mainly pit shaft
Internal pressure, temperature, humidity and gas composition detection etc..
Current detection method mainly utilizes steel wire hang detecting instrument, inside the detecting instrument tripping in pit shaft
Predetermined depth measures the parameter of pit shaft predetermined depth.The detecting instrument may include electron pressure thermometer and gas sensor
Deng.In this work progress, due to underground the case where is complicated and changeable, will appear various fortuitous events, when serious, tripping in
Detecting instrument in well is possible to fall into inside pit shaft.When this happens, it is necessary to which tripping in fishing tool is to falling into well
Under test equipment and hang detecting instrument wirerope salvaged.After salvaging failure using a certain fishing tool,
Wirerope distortion in pit shaft is caused to knot, in this case, it will usually the outer hook steel wire fishing machine hung using piano wire rope
Carry out the salvaging of underground piano wire group.Fig. 1 is in the prior art for salvaging the fishing tool of wirerope and detecting instrument
Structural schematic diagram.Referring to shown in attached drawing 1, which mainly includes top connection 1, hook body 2 and bill 3, when in use by hook
The position that the decentralization of body 2 is rolled into a ball to steel wire above mentions the hook body by top connection 1, makes after being inserted into disconnected fall in steel wire dumpling using bill 3
Steel wire group is hooked in 3 position of bill under the effect of gravity, so that handle falls well wirerope and detecting instrument takes ground out of.
However the fishing tool of the prior art, at upper, the bill of outer hook steel wire fishing machine is easily mutually hung with the borehole wall of pit shaft
It is stagnant, therefore resistance is very big, is easy to happen fishing tool and meets card phenomenon, in addition the bill of outer hook steel wire fishing machine catches on the disconnected steel fallen
It is easy to slip when silk, and then reduces and salvage effect.
Utility model content
In order to solve the problems, such as at least one mentioned in background technique, the utility model provides a kind of fishing device, can
The wirerope to sink in the wellbore is effectively salvaged, prevents wirerope from falling off during salvaging, is avoided in fishing device and pit shaft
Wall scrapes, and improves the salvaging efficiency of wirerope.
To achieve the goals above, the utility model provides a kind of fishing device, including pedestal and fishing head, the salvaging
Head can be rotated relative to the axis of the pedestal, and the fishing head has to the bending segment extended perpendicular to the axis direction,
The bending segment is used for wirerope-winding in fishing head rotation in the fishing head.
In above-mentioned fishing device, optionally, the bending segment is helical form.
In above-mentioned fishing device, optionally, the pedestal includes the first base body and the second base body；Described
One base body is used to connect with salvaging end, and second base body and first base body are flexibly connected, and first base
Pedestal and second base body can be relatively rotated around the axis of the pedestal.
In above-mentioned fishing device, optionally, pass through axis between first base body and second base body
It holds and is rotatably connected.
In above-mentioned fishing device, optionally, second base body is cylindric, and second base body
Diversion trench is provided on side wall, the diversion trench is used to that the side of the pedestal will to be directed to along the fluid in the base axis direction
Side, so that the second base body described in the fluid forces rotates.
In above-mentioned fishing device, optionally, axially inclined setting of the diversion trench along the pedestal.
In above-mentioned fishing device, optionally, the length direction of the diversion trench is by the one of second base body
End extends to the other end of second base body.
In above-mentioned fishing device, optionally, the diversion trench is multiple, and multiple diversion trenches are spaced apart
On the outer wall of second base body.
In above-mentioned fishing device, optionally, the inclined direction one of the rotation direction of the bending segment and the diversion trench
It causes.
In above-mentioned fishing device, optionally, the bending segment on perpendicular to the base axis direction most
Large scale is less than the full-size of the pedestal in this direction.
Fishing device provided by the utility model, including pedestal and fishing head, wherein pedestal includes the first base body and the
Two base bodies, by the way that fishing head to be fixed on the second base body, the first base body and the second base body are rotated by bearing and are connected
It connects, and diversion trench is set in the outside wall surface of the second base body, during fishing device tripping in pit shaft, fluid, which is gathered in, is led
In chute, the second base body is pushed to rotate along the axis of pedestal relative to the first base body, to drive the curved of fishing head
Trisection rotates synchronously, and protrudes into steel wire group convenient for bending segment, thus the detecting instrument for carrying steel wire group and connecting with steel wire group
To pit shaft.Therefore the utility model can effectively salvage the wirerope to sink in the wellbore, prevent wirerope from salvaging
It falls off in journey, fishing device is avoided to scrape with shaft in wall, improve the salvaging efficiency of wirerope.
The construction of the utility model and its other purpose of utility model and beneficial effect will be in conjunction with the accompanying drawings
Description of preferred embodiments and it is more obvious and easy to understand.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is made simply to introduce, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is in the prior art for salvaging the structural schematic diagram of the fishing tool of wirerope and detecting instrument；
Fig. 2 is the structural schematic diagram for the fishing device that the utility model embodiment one provides；
Fig. 3 is the main view for the fishing device that the utility model embodiment one provides；
Fig. 4 is a kind of structure of the fishing device for the first base body with structure that the utility model embodiment one provides
Schematic diagram；
Fig. 5 is the knot of the fishing device for first base body with another structure that the utility model embodiment one provides
Structure schematic diagram；
Fig. 6 is the structural representation of the cross section of the second base body of the fishing device that the utility model embodiment one provides
Figure；
Fig. 7 is the cross section of the second base body of the fishing device for another structure that the utility model embodiment two provides
Structural schematic diagram.
Description of symbols:
100- fishing device；
10- pedestal；
The first base body of 11-；
111- internal screw thread；
112- external screw thread；
The second base body of 12-；
13- bearing；
14- diversion trench；
20- fishing head；
21- bending segment；
1- top connection；
2- hook body；
3- bill.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction with the excellent of the utility model
The attached drawing in embodiment is selected, the technical scheme in the embodiment of the utility model is further described in more detail.In the accompanying drawings, certainly
Begin to indicate same or similar component or component with the same or similar functions to same or similar label eventually.It is described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Below with reference to the implementation of attached drawing description
Example is exemplary, it is intended to for explaining the utility model, and should not be understood as limiting the present invention.It is practical based on this
Embodiment in novel, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, is fallen within the protection scope of the utility model.The embodiments of the present invention are described in detail with reference to the accompanying drawing.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should broadly understood, for example, can make to be fixedly connected, be also possible to through the indirect phase of intermediary
Even, the connection inside two elements or the interaction relationship of two elements be can be.For the ordinary skill people of this field
For member, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Embodiment one
Fig. 2 is the structural schematic diagram for the fishing device that the utility model embodiment one provides.Fig. 3 is the utility model implementation
The main view for the fishing device that example one provides.Fig. 4 is the first base with a kind of structure that the utility model embodiment one provides
The structural schematic diagram of the fishing device of pedestal.Fig. 5 is first with another structure that the utility model embodiment one provides
The structural schematic diagram of the fishing device of base body.Fig. 6 is the second pedestal of the fishing device that the utility model embodiment one provides
The structural schematic diagram of the cross section of body.
Referring to shown in attached drawing 2 to attached drawing 6, the utility model embodiment one provides a kind of fishing device 100, can be used for beating
Fishing sinks wirerope in the wellbore and the detecting instrument that connect with wirerope.
In current wellbore parameters measurement, usually used fishing tool is hook formation, may include with hook
The hook body of point, bill are fixed on the lower end of hook body, hold with hook and connect by top connection with connector, pass through connection when in use
Part transfers hook body and bill to the predetermined depth of pit shaft, so that bill is inserted into the disconnected wirerope that falls using the gravity of hook body and distorts knotting
Inside dumpling, the hook body is above mentioned by top connection, steel wire group is made to be hooked in bill position under the effect of gravity, thus well steel wire is fallen
Rope and detecting instrument take ground out of.However fishing tool is at upper, the bill of outer hook steel wire fishing machine easily with the borehole wall of pit shaft
Mutually hang stagnant, therefore resistance is very big, is easy to happen fishing tool and meets card phenomenon, and in addition the bill of outer hook steel wire fishing machine catches on to break and fall
Steel wire when be easy slip, and then reduce salvage effect
In order to solve the above technical problems, fishing device 100 provided in this embodiment includes pedestal 10 and fishing head 20, is beaten
Fishing head 20 can be rotated relative to the axis of pedestal 10, and fishing head 20 has to the bending segment 21 extended perpendicular to axis direction, curved
Trisection 21 is used for wirerope-winding when fishing head 20 is rotated in fishing head 20.
It should be noted that fishing device 100 provided in this embodiment can be with the salvaging end of connector by removable
The mode unloaded connects, for example, can be connected through a screw thread, pin connection or snap connection, wherein the present embodiment is to detachably connecting
The specific structure that connects is simultaneously without restriction.Further, the salvaging end of fishing device 100 and connector can also be by can not
The mode of disassembly connects, such as the connecting pin of fishing device 100 and connector is metal material, can pass through weldering both at this time
The mode connect connects.
Wherein connector can be metallic cable and metallic rod, and the present embodiment does not limit the specific structure of connector
System.
Referring to shown in attached drawing 4 and attached drawing 5, by taking the salvaging end of fishing device 100 and connector is connected through a screw thread as an example, beat
The upper end of fishing device 100 can be setting and salvage the matched internal screw thread 111 in end or external screw thread 112.
Wherein bending segment 21 can be the extended segment with bending angle, i.e. the root of extended segment is arranged on pedestal 10,
The direction that the end of fishing head 20 is directed away from pedestal 10 extends, and the overbending direction of extended segment is perpendicular to the axis of pedestal 10
Line direction.
It can be the axis side along pedestal 10 due to moving direction of the fishing device 100 in process of rising or falling
To, therefore when the overbending direction of extended segment is vertical with 10 axis of pedestal, it so that the end of bending segment 21 is inserted into steel
The steel wire of cord distortion knotting composition rolls into a ball inside, and since steel wire rolls into a ball the gravity due to itself in uphill process, can
To be suspended on bending segment 21, and steel wire group be detached from bending segment 21 direction certainly will be along the overbending direction of bending segment 21, when
When overbending direction is vertical with ascent direction, the off-direction of steel wire group is vertical with ascent direction, under this configuration, can be effective
Prevent steel wire group from falling off, to guarantee stable salvaging effect.
Further, which can rotate relative to the axis of pedestal 10, which can be by turning
Dynamic component connection, the runner assembly may include the first rotating member and the second rotating member that can mutually rotate, the first rotating member and
It can be connected by pin shaft between second rotating member, pedestal 10 can be fixed on the first rotating member, and fishing head 20 can be consolidated
It is scheduled on the second rotating member, the second rotating member drives fishing head 20 to rotate along the axis direction of pin shaft.Wherein pin shaft can be with base
Seat 10 is coaxially disposed.Above-mentioned rotating manner is only a kind of achievable structure provided in this embodiment, actual in use,
Mode and structure to rotation are simultaneously without restriction, are also not limited to above-mentioned example.
Since fishing head 20 can be rotated relative to pedestal 10, during transferring fishing head 20, fishing head 20
It can be protruded into steel wire group while rotation, to determine with steel wire briquetting and be carried out pit shaft.Therefore the rotation process
Steel wire group being protruded into for the bending segment 21 of fishing head 20, power is provided.
As a preferred embodiment, bending segment 21 is helical form.
It should be noted that bending segment 21 provided in this embodiment is preferably helicoidal structure, base referring to shown in attached drawing 1
It is substantially vertical with the axis of pedestal 10 in the extending direction of helicoidal structure, therefore steel wire group can be effectively prevented and fall off.In base
On plinth, which be can be set as needed, and the thread turns of attached bending segment 21 shown in FIG. 1 is 3 circles, and
Actual in use, thread turns can be set as needed, the present embodiment to this and it is without restriction.
In the same manner, the parameters such as spiral helicine line footpath, pitch and the elastic stiffness can be according to steel wire group to be salvaged
With the weight set of detecting instrument.When the length of wirerope is larger, and weight is larger or the weight of detecting instrument is larger
When, line footpath can be selected larger, pitch is smaller and the biggish helical form bending segment 21 of elastic stiffness.
The bending segment 21 can select metal material to prepare, to guarantee higher mechanical strength.The lower end of bending segment 21 can
To be set as tip or end face as arc surface, it can facilitate insertion into steel wire group, reduce resistance.
Further, pedestal 10 includes the first base body 11 and the second base body 12；First base body 11 is used for and salvages
End connection, the second base body 12 and the first base body 11 are flexibly connected, and the first base body 11 and the second base body 12 can be around bases
The axis of seat 10 relatively rotates.
It should be noted that the first base body 11 and the second base body 12 of the pedestal 10 can be and be separately positioned on pedestal
10 both ends in the axial direction are flexibly connected between the first base body 11 and the second base body 12, and flexible connection herein can
To be rotation connection, such as connected between the two by above-mentioned runner assembly.
Further, it is connect based on the first base body 11 with the salvaging end of connector, the second base body 12 can be with salvaging
First 20 connection can then guarantee fishing head 20 when that can rotate along device axis between the first base body 11 and the second base body 12
It can rotate along the axis of pedestal 10, therefore the specific location rotated also can be set in the first base body 11 and the second base
Between pedestal 12.
Based on the above-mentioned description rotated for fishing head 20, the turned position of fishing device 100 provided in this embodiment can
To be arranged between fishing head 20 and pedestal 10, the first base body 11 and the second base body 12 in pedestal 10 can also be set
Between, the present embodiment in actual use, can according to need selection to specific setting position and without restriction.
As a preferred embodiment, can be rotated between the first base body 11 and the second base body 12 by bearing 13
Connection.
It should be noted that the present embodiment also provides a kind of optimal in the set-up mode of above-mentioned a variety of rotation connections
Design is connected between i.e. the first base body 11 and the second base body 12 by bearing 13, the bearing 13 may include rotary inner ring,
Outer ring and the ball between rotary inner ring and rotation outer ring are rotated, and the bearing 13 and pedestal 10 are coaxially disposed.
Referring to shown in attached drawing 4, the connecting pin of the first base body 11 and the second base body 12 can be set groove, and the second base
The protrusion to match with groove can be set in the connecting pin of pedestal 12 and the first base body 11.Bearing 13 can be set in protrusion
Periphery, the i.e. inner wall of raised outside wall surface and rotary inner ring connect, and the inner wall of groove can be with the outer wall of rotation outer ring
Face connection to rotate outer ring relative to rotary inner ring rotation by ball, i.e., the first base body 11 is relative to the second base body
12 rotate, and the axis of rotation is the axis of bearing 13 or pedestal 10.
In above-mentioned set-up mode, the first base body 11 and the second base body 12 is driven to occur by the ball of bearing 13
The set-up mode of relative rotation can effectively reduce the pivoting friction between the first base body 11 and the second base body 12, and
The connection type of bearing 13 is relatively simple, simplifies installation and operating process, while being convenient for the maintenance in later period.
It based on optimal rotating manner provided in this embodiment is rotated between the first base body 11 and the second base body 12,
Fishing head 20 can be so fixed on the second base body 12, only by between the first base body 11 and the second base body 12
The purpose that fishing head 20 is rotated relative to pedestal 10 similarly may be implemented in rotation.It is same based on fishing head 20 and the second base body 12
Shi Xuanyong metal material, fishing head 20 and the second base body 12 can be connected by welding manner, or both can integrally at
Type, to improve the connective stability of fishing head 20.
As a preferred embodiment, the second base body 12 is cylindric, and set on the side wall of the second base body 12
It is equipped with diversion trench 14, diversion trench 14 is used to that the side of pedestal 10 will to be directed to along the fluid of 10 axis direction of pedestal, so that fluid
The second base body 12 is pushed to rotate.
It should be noted that being cylindrical shape based on current most of pit shaft, therefore it can be the setting of the second base body 12
To be cylindric, to will not occur there is seamed edge to touch such as cuboidal second base body 12 in the rotation of the second base body 12
The shaft in wall the case where, to greatly reduce the resistance of the second base body 12 during rotation, while the second base is also avoided
The rotation of pedestal 12 damages shaft in wall.
During 12 tripping in pit shaft of the second base body, due to the fluid in pit shaft under the action of reservoir pressure on
It rises, it, can be by the side of 14 guide base 10 of diversion trench, when fluid is moved along diversion trench 14, meeting when by the second base body 12
Apply certain active force to the second base body 12, to push the rotation of the second base body 12, to turn for the second base body 12
It is dynamic that power is provided.
Further, referring to shown in attached drawing 6, diversion trench 14 provided in this embodiment can be circular trough.When fluid flows through
When diversion trench 14, the resistance from diversion trench 14 to fluid can be effectively reduced, the second base body 12 is rotated to increase fluid
When motive force.
Further, axially inclined setting of the diversion trench 14 along pedestal 10, the rotation direction of bending segment 21 and inclining for diversion trench 14
Tilted direction is consistent.
It should be noted that when diversion trench 14 is obliquely installed along the axis of pedestal 10, it can be so that fluid be along diversion trench
14 is mobile, and rotates for fluid forces pedestal 10 and provide the effect of direction guidance.That is the inclined direction of diversion trench 14 is base
The rotation direction of seat 10.When the rotation direction of spiral helicine bending segment 21 is consistent with the inclined direction of diversion trench 14, can subtract significantly
The rotary resistance of few pedestal 10, consequently facilitating bending segment 21 protrudes into steel wire group inside.
Specifically, the length direction of diversion trench 14 extends to the another of the second base body 12 by one end of the second base body 12
End.
It should be noted that when diversion trench 14 extends along the length direction of pedestal 10, and have the one of the second base body 12
End extends to the other end of the second base body 12, and fluid can pass through the entire of the second base body 12 when flowing through diversion trench 14
Length direction sufficiently converts the energy that fluid flows to the rotational energy of the second base body 12, therefore improves the second base body
12 rotational efficienty is finally embodied in faster more stable carrying steel wire group.
As a preferred embodiment, diversion trench 14 is multiple, and multiple diversion trenches 14 are distributed in the second base
On the outer wall of pedestal 12.
It should be noted that multiple diversion trenches 14 can more flow in order to assemble volume in the periphery of the second base body 12
Body, to improve the motive force when rotation of the second base body 12.And multiple diversion trenches 14 are distributed in the second base body 12
Outer wall on, it is ensured that the outside wall surface for being distributed in the second base body 12 of the motive force equilibrium of fluid prevents the second base
Pedestal 12 due to motive force is uneven and the case where run-off the straight.
As a preferred embodiment, bending segment 21 is less than perpendicular to the full-size on 10 axis direction of pedestal
The full-size of pedestal 10 in this direction.
It should be noted that bending segment 21 is perpendicular to the full-size on 10 axis direction of pedestal, spirally
For bending segment 21, which is the maximum outside diameter of spiral, when the full-size be less than pedestal 10 the direction most
When large scale, pedestal 10 during rotation, it is possible to prevente effectively from bending segment 21 touches shaft in wall, to avoid reduction second
The rotational energy of base body 12 also avoids damage shaft in wall simultaneously.
The fishing device that the utility model embodiment one provides, including pedestal and fishing head, wherein pedestal includes the first base
Pedestal and the second base body, by the way that fishing head to be fixed on the second base body, the first base body and the second base body pass through axis
Rotation connection is held, and diversion trench, during fishing device tripping in pit shaft, fluid are set in the outside wall surface of the second base body
It is gathered in diversion trench, the second base body is pushed to rotate along the axis of pedestal relative to the first base body, beaten to drive
The bending segment for fishing out head rotates synchronously, and protrudes into steel wire group convenient for bending segment, to carry steel wire group and roll into a ball connection with steel wire
Outside detecting instrument to pit shaft.Therefore the present embodiment one can effectively salvage the wirerope to sink in the wellbore, prevent wirerope
It falls off during salvaging, fishing device is avoided to scrape with shaft in wall, improve the salvaging efficiency of wirerope.
Embodiment two
Fig. 7 is the cross section of the second base body of the fishing device for another structure that the utility model embodiment two provides
Structural schematic diagram.
Referring to shown in attached drawing 7, the utility model embodiment two provides the fishing device 100 of another structure, embodiment one
Compared with embodiment two, it is in place of the difference of the two, the structure of the diversion trench 14 on pedestal 10 is not identical.
Specifically, diversion trench 14 provided in this embodiment can be " V " type groove, setting " V " type groove can effectively subtract
Few flow resistance of the fluid in 14 internal flow of diversion trench, to convert the second pedestal to the greatest extent for the energy of fluid
The rotational energy of body 12.
Other technical characteristics are the same as example 1, and can reach identical technical effect, and this is no longer going to repeat them.
The fishing device that the utility model embodiment two provides, including pedestal and fishing head, wherein pedestal includes the first base
Pedestal and the second base body, by the way that fishing head to be fixed on the second base body, the first base body and the second base body pass through axis
Rotation connection is held, and diversion trench, during fishing device tripping in pit shaft, fluid are set in the outside wall surface of the second base body
It is gathered in diversion trench, the second base body is pushed to rotate along the axis of pedestal relative to the first base body, beaten to drive
The bending segment for fishing out head rotates synchronously, and protrudes into steel wire group convenient for bending segment, to carry steel wire group and roll into a ball connection with steel wire
Outside detecting instrument to pit shaft.Therefore the present embodiment two can effectively salvage the wirerope to sink in the wellbore, prevent wirerope
It falls off during salvaging, fishing device is avoided to scrape with shaft in wall, improve the salvaging efficiency of wirerope.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "vertical", " water
It is flat ", "top", "bottom", "inner", the orientation of the instructions such as "outside" or positional relationship be that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than indicates or imply signified device or element
It must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.?
In the description of the utility model, the meaning of " plurality " is two or more, accurately specifically provide unless otherwise.
The description and claims of this application and term " first ", " second ", " third ", " in above-mentioned attached drawing
The (if present)s such as four " are to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should manage
The data that solution uses in this way are interchangeable under appropriate circumstances, so that embodiments herein described herein for example can be to remove
Sequence other than those of illustrating or describe herein is implemented.In addition, term " includes " and " having " and theirs is any
Deformation, it is intended that cover it is non-exclusive include, for example, containing the process, method of a series of steps or units, system, production
Product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for this
A little process, methods, the other step or units of product or equipment inherently.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of fishing device, which is characterized in that including pedestal and fishing head, the fishing head can be relative to the axis of the pedestal
Line rotation, the fishing head have to the bending segment extended perpendicular to the axis direction, and the bending segment described for beating
When fishing out head rotation by wirerope-winding on the fishing head.
2. fishing device according to claim 1, which is characterized in that the bending segment is helical form.
3. fishing device according to claim 2, which is characterized in that the pedestal includes the first base body and the second pedestal
Body；First base body is used to connect with salvaging end, and second base body and first base body are flexibly connected, and institute
Stating the first base body and second base body can relatively rotate around the axis of the pedestal.
4. fishing device according to claim 3, which is characterized in that first base body and second base body it
Between be rotatably connected by bearing.
5. fishing device according to claim 3 or 4, which is characterized in that second base body is cylindric and described
Diversion trench is provided on the side wall of second base body, the diversion trench along the fluid in the base axis direction for will be directed to
The side of the pedestal, so that the second base body described in the fluid forces rotates.
6. fishing device according to claim 5, which is characterized in that the diversion trench is set along the axially inclined of the pedestal
It sets.
7. fishing device according to claim 6, which is characterized in that the length direction of the diversion trench is by second base
One end of pedestal extends to the other end of second base body.
8. fishing device according to claim 5, which is characterized in that the diversion trench is multiple, and multiple water conservancy diversion
Slot is distributed on the outer wall of second base body.
9. fishing device according to claim 5, which is characterized in that the rotation direction of the bending segment is inclined with the diversion trench
Tilted direction is consistent.
10. fishing device according to claim 1-4, which is characterized in that the bending segment is perpendicular to described
Full-size on base axis direction is less than the full-size of the pedestal in this direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821091302.4U CN208594889U (en) | 2018-07-10 | 2018-07-10 | Fishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821091302.4U CN208594889U (en) | 2018-07-10 | 2018-07-10 | Fishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208594889U true CN208594889U (en) | 2019-03-12 |
Family
ID=65602818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821091302.4U Active CN208594889U (en) | 2018-07-10 | 2018-07-10 | Fishing device |
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| Country | Link |
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| CN (1) | CN208594889U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075384A (en) * | 2020-01-03 | 2020-04-28 | 西南石油大学 | Spiral guide type underground steel wire rope fishing device |
| CN114406952A (en) * | 2021-12-31 | 2022-04-29 | 山西天地王坡煤业有限公司 | Device for taking out damaged anchoring agent |
-
2018
- 2018-07-10 CN CN201821091302.4U patent/CN208594889U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075384A (en) * | 2020-01-03 | 2020-04-28 | 西南石油大学 | Spiral guide type underground steel wire rope fishing device |
| CN114406952A (en) * | 2021-12-31 | 2022-04-29 | 山西天地王坡煤业有限公司 | Device for taking out damaged anchoring agent |
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