Invention content
The present invention provides a kind of hydraulic pressure ball type truing device for sleeve pipes, it is intended to reduce casing swage in the process to casing strength
Caused by lose, while can be used for the shaping of the casing of sizes, further decrease the construction period of casing swage process
And cost.
The present invention provides a kind of hydraulic pressure ball type truing device for sleeve pipes, and described sleeve pipe apparatus for shaping includes aerial drainage assembly and list
Reshaping device is saved, the aerial drainage assembly is arranged on the top of described sleeve pipe apparatus for shaping, and the aerial drainage assembly includes aerial drainage bumping post
And leak-off pipe, the leak-off pipe include aerial drainage inside pipe wall and aerial drainage pipe outer wall, the aerial drainage bumping post is arranged in the leak-off pipe
Between wall and the aerial drainage pipe outer wall, discharge orifice, the list are both provided in the aerial drainage inside pipe wall and the aerial drainage pipe outer wall
It includes sleeve, flow tube, top cover, pressing plate, baffle ring, upper bracket, upper connecting rod, the first fixed pin shaft, the second fixed pin to save reshaping device
Axis, third fixed pin shaft, idler wheel, ball, undersetting and lower link;Flow tube is arranged in the sleeve inner, the sleeve
Including barrel and pedestal, the pedestal is located at the wall inner portion, and the undersetting is fixed on the base, the undersetting
It is connect by first fixed pin shaft with one end of the lower link, the other end of the lower link passes through institute with the idler wheel
State the connection of the second fixed pin shaft, the idler wheel connect with one end of the upper connecting rod by second fixed pin shaft, it is described on
The other end of connecting rod is connect with the upper bracket by first fixed pin shaft;The upper bracket is fixed on the pressing plate,
The pressing plate is arranged in the wall inner portion, and the baffle ring is fixed on the barrel, and the pressing plate is located at the baffle ring top,
The top is set on the baffle ring top, and the top cover is in the annular space between flow tube and the barrel;Institute
It states and is provided with through-hole in flow tube.
Optionally, the top cover includes top cover baffle and top cover cylindrical wall, and first through hole is provided on the top cover baffle,
The first through hole cooperates with flow tube, and the top cover cylindrical wall cooperates with the barrel.
Optionally, it is threadably secured between the top cover cylindrical wall and the barrel, the diameter of the first through hole and institute
The outer diameter for stating flow tube is identical.
Optionally, through-hole, the top cover, flow tube, institute are provided in the flow tube of the relatively described top cover cylindrical wall
The space for stating baffle ring formation is connected to inside flow tube by the through-hole.
Optionally, opening is provided on the sleeve, in the opening, the idler wheel is in the pressure for the idler wheel setting
Along the radial motion of the sleeve under the action of plate.
Optionally, 6 idler wheels are evenly provided on the circumferencial direction of the sleeve.
Optionally, 8 discharge orifices are both provided in the aerial drainage inside pipe wall and the aerial drainage pipe outer wall.
Optionally, described sleeve pipe apparatus for shaping includes at least 3 single-unit reshaping devices, the aerial drainage assembly and the single-unit
Reshaping structure is threadably secured, and is threadably secured between the single-unit reshaping device.
Optionally, described sleeve pipe apparatus for shaping further includes transition head, and the transition head is arranged in described sleeve pipe apparatus for shaping
Bottom, the transition head is threadably secured with the single-unit reshaping device, and the transition head includes the frustum of a cone and spherical surface, institute
It states spherical surface and small end in the frustum of a cone is set, seamlessly transitted between the spherical surface and the small end of the frustum of a cone.
Optionally, ball mounting hole is provided on the idler wheel, the ball is mounted in the ball mounting hole, described
Ball can roll in the ball mounting hole.
The hydraulic pressure ball type truing device for sleeve pipes of the embodiment of the present invention, pressing plate can be under the action of hydraulic couplings along sleeve
Axial movement, drive is fixed on axial movement of the upper bracket on pressing plate along sleeve, and then upper bracket driving upper connecting rod and rolling
The radial motion along sleeve is taken turns, changes the diameter of the casing tube shaping device, the i.e. casing tube shaping device of the embodiment of the present invention, in well
During lower work, its diameter can be changed under the action of hydraulic coupling, realize the casing swage of a set of embodiment of the present invention
Device is used to repair the casing of a variety of different-diameters, saves the activity duration for repairing down-hole casing, improves and repairs underground set
The operating efficiency of pipe reduces the cost for repairing down-hole casing.Meanwhile the casing tube shaping device of the embodiment of the present invention, pass through rolling
Wheel rolls on casing wall, realizes the reparation of down-hole casing, will not change the thickness of set tube wall, can reduce casing swage mistake
The loss caused by casing strength in journey.Moreover, the casing tube shaping device of the embodiment of the present invention, it is straight to change it by hydraulic coupling
Diameter changes its diameter relative to using mechanical force, can preferably adapt to underground work, hydraulic booster mode is safer, simple
Just, the changeable operating environment in underground can preferably be adapted to.
Term " first ", " second ", " third " in description and claims of this specification and above-mentioned attached drawing, "
Four ", " the 5th ", " the 6th ", " the 7th " and (if present)s such as " the 8 " are for distinguishing similar object, without being used to retouch
State specific sequence or precedence.It should be appreciated that the data used in this way can be interchanged in the appropriate case, to retouch here
The embodiment of the present invention stated can for example be implemented with the sequence other than those of illustrating or describing herein.In addition, art
Language " comprising " and " having " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of
Step or the process of unit, method, system, product or equipment those of are not necessarily limited to clearly to list step or unit, but
It is may include not listing clearly or for the intrinsic other steps of these processes, method, product or equipment or unit.
The hydraulic pressure ball type truing device for sleeve pipes of the embodiment of the present invention, the reparation of the down-hole casing for petroleum industry,
Pressing plate can be fixed on axial direction of the upper bracket on pressing plate along sleeve under the action of hydraulic coupling along the axial movement of sleeve, drive
Movement, and then upper bracket driving upper connecting rod and idler wheel change the diameter of the casing tube shaping device along the radial motion of sleeve, i.e., originally
The casing tube shaping device of inventive embodiments can change its diameter during underground work under the action of hydraulic coupling, real
The casing tube shaping device of existing a set of embodiment of the present invention is used to repair the casing of a variety of different-diameters, saves reparation down-hole casing
Activity duration, improve repair down-hole casing operating efficiency, reduce repair down-hole casing cost.Meanwhile the present invention
The casing tube shaping device of embodiment is rolled on casing wall by idler wheel, realizes the reparation of down-hole casing, will not change casing pipe
The thickness of wall can reduce the loss caused by casing strength during casing swage.Moreover, the casing of the embodiment of the present invention is whole
Shape dress is set, and changes its diameter by hydraulic coupling, changes its diameter relative to using mechanical force, can preferably adapt to underground work
Industry, hydraulic booster mode is more safe and simple, can preferably adapt to the changeable operating environment in underground.
Technical scheme of the present invention is described in detail with specific embodiment below.
Fig. 1 is the overall structure figure of hydraulic pressure ball type truing device for sleeve pipes provided in an embodiment of the present invention.With reference to 1 institute of figure
Show, casing tube shaping device of the embodiment of the present invention, including aerial drainage assembly A, single-unit reshaping device B and transition head C, wherein aerial drainage is total
It is arranged on the top of casing tube shaping device at A, single-unit reshaping device B is arranged in the middle part of casing tube shaping device, transition head C settings
In the bottom of casing tube shaping device, aerial drainage assembly A is connected with the upper end of single-unit reshaping device B, transition head C and single-unit trimmer
The lower end of structure B is connected.
It should be noted that the embodiment of the present invention is for the connection between aerial drainage assembly A and the upper end of single-unit reshaping device B
Mode is not specifically limited, and the connection type between transition head C and the lower end of single-unit reshaping device B is same not to do specific limit yet
It is fixed.
Exemplary, aerial drainage assembly A and the upper end of single-unit reshaping device B can be threadably secured, and transition head C and single-unit are whole
The lower end of shape mechanism B can be threadably secured, and certainly, be merely illustrative of herein, and limitation of the embodiment of the present invention is not represented
In this.
Refering to what is shown in Fig. 1, transition head C includes the frustum of a cone and spherical surface, wherein the small end in the frustum of a cone, and ball is arranged in spherical surface
It is seamlessly transitted between face and the small end of the frustum of a cone.Transition is arranged by its bottom again in the casing tube shaping device of the embodiment of the present invention
Head C can effectively reduce advance resistance of casing tube shaping device during underground work.
Refering to what is shown in Fig. 2, aerial drainage assembly A includes aerial drainage bumping post 1 and leak-off pipe 2.Refering to what is shown in Fig. 3, leak-off pipe 2 includes letting out
Flow tube inner wall 201, aerial drainage pipe outer wall 202, discharge orifice 203, aerial drainage pipe end-cap 204 and leak-off pipe bottom cover 205, aerial drainage bumping post 1 are set
It sets between aerial drainage inside pipe wall 201 and aerial drainage pipe outer wall 202, aerial drainage inside pipe wall 201 is let out with being both provided in aerial drainage pipe outer wall 202
Discharge orifice 203.Refering to what is shown in Fig. 4, aerial drainage bumping post 1 includes upper end cover 101, connection wall 102 and bottom end cover 103, wherein upper end cover
101, connection wall 102 and bottom end cover 103 are integrally formed.
With reference to shown in figure 2, Fig. 3 and Fig. 4, the setting of bottom end cover 103 aerial drainage inside pipe wall 201 and aerial drainage pipe outer wall 202 it
Between, bottom end cover 103 can aerial drainage inside pipe wall 201, aerial drainage pipe outer wall 202, aerial drainage pipe end-cap 204 and leak-off pipe bottom cover 205 it
Between move in the accommodating space that is formed, when bottom end cover 103 moves upward to predeterminated position, aerial drainage inside pipe wall 201 and leak-off pipe
The discharge orifice 203 being arranged on outer wall 202 is interconnected, when bottom end cover 103 is moved downwardly to be in contact with leak-off pipe bottom cover 205
When, connection wall 102 closes the discharge orifice 203 on aerial drainage inside pipe wall 201, at this point, aerial drainage inside pipe wall 201 and aerial drainage pipe outer wall
The discharge orifice 203 being arranged on 202 is not connected to mutually, and the fluid into aerial drainage assembly A is unable in the annular space of sleeve pipe, only
It can flow downward into inflow pipe.
Refering to what is shown in Fig. 2, single-unit reshaping device include sleeve 3, flow tube 4, top cover 5, pressing plate 6, baffle ring 7, upper bracket 8, on
Connecting rod 10, the first fixed pin shaft 15, the second fixed pin shaft 16, third fixed pin shaft 9, idler wheel 11, ball 12, undersetting 13 and under
Connecting rod 14;Flow tube 4 is arranged inside sleeve 3, and sleeve 3 includes barrel 301 and pedestal 302, and pedestal 302 is located inside barrel 301,
Undersetting 13 is fixed on pedestal 302, and undersetting 13 is connect with one end of lower link 14 by the first fixed pin shaft 15, lower link
14 other end is connect with idler wheel 11 by the second fixed pin shaft 16, and idler wheel 11 and one end of upper connecting rod 10 pass through the second fixed pin
Axis 16 connects, and the other end of upper connecting rod 10 is connect with upper bracket 8 by the first fixed pin shaft 9;Upper bracket 8 is fixed on 6 pressing plates,
Pressing plate 6 is arranged inside barrel 301, and baffle ring 7 is fixed on barrel 301, and pressing plate 6 is located at 7 top of baffle ring, and the setting of top cover 5 is being kept off
7 top of ring, top cover 7 is in the annular space between flow tube 4 and barrel 301;Through-hole 401 is provided in flow tube 4.
It should be noted that barrel 301 and pedestal 302 are integrally formed, integrally formed barrel 301 and pedestal 302 connect
Connect intensity height.
The on the other hand undersetting 13 illustrated is needed to be fixed on pedestal 302, between undersetting 13 and pedestal 302
Fixed form, the embodiment of the present invention are not specifically limited, exemplary, and undersetting 13 can be welded on 302 upper surface of pedestal;Lower branch
The upper end of seat 13 is provided with fixed pin mounting hole, and the lower end of lower link 14 is provided with the fixed pin being arranged with the upper end of undersetting 13
The mutually matched fixed pin mounting hole of mounting hole, the first fixed pin 15 are mounted on the fixed pin installation that the lower end of lower link 14 is arranged
In the fixed pin mounting hole of hole and the setting of the upper end of undersetting 13.
Need to illustrate is that upper bracket 8 is fixed on pressing plate 6 more again, for the fixation between upper bracket 8 and pressing plate 6
Mode, the embodiment of the present invention are not specifically limited, exemplary, and upper bracket 8 can be welded on the lower surface of pressing plate 6;Upper bracket 8
Lower end is provided with fixed pin mounting hole, and the upper end of upper connecting rod 10 is provided with the fixed pin mounting hole being arranged with the lower end of upper bracket 8
Mutually matched fixed pin mounting hole, third fixed pin 9 are mounted on the fixed pin mounting hole and upper that the upper end of upper connecting rod 10 is arranged
In the fixed pin mounting hole of the lower end setting of bearing 8.
Refering to what is shown in Fig. 5, pressing plate 6 is arranged in the accommodating space that baffle ring 7, barrel 301, flow tube 4 and top cover 5 are formed,
In, top cover 5 includes top cover baffle and top cover cylindrical wall, is provided with first through hole on top cover baffle, first through hole is mutual with flow tube
Cooperation, top cover cylindrical wall cooperate with barrel, and top cover 5 is used to seal the annular space between barrel 301 and flow tube 4;Pressing plate 6
Can be in the accommodating space that baffle ring 7, barrel 301, flow tube 4 and top cover 5 are formed, the axial direction along flow tube moves up and down.
Refering to what is shown in Fig. 5, being threadably secured between top cover cylindrical wall and barrel 301, diameter and the flow tube 4 of first through hole
Outer diameter is identical, i.e., after top cover 5 is fixed to each other with sleeve 3, it is empty that top cover 5 can seal the annular between barrel 301 and flow tube 4
Between.
Refering to what is shown in Fig. 5, position of the flow tube 4 with respect to top cover cylindrical wall is arranged in through-hole 401, i.e. through-hole 401 is flowed for being connected to
The space that the inner space of pipe 4 is formed with top cover 5, flow tube 4, baffle ring 7, it is ensured that the liquid into inflow pipe 4 can smoothly enter into gear
In the accommodating space that ring 7, barrel 301, flow tube 4 and top cover 5 are formed, and then pressing plate 6 is driven to be transported up and down along the axis direction of sleeve 4
It is dynamic, and then change the diameter of the casing tube shaping device of the embodiment of the present invention.
Refering to what is shown in Fig. 5, being provided with opening on sleeve 301, idler wheel 11 is arranged in the opening, and idler wheel 11 can be in pressing plate
Along the radial motion of the sleeve under the action of 6, i.e., idler wheel 11 can change under the drive of pressing plate 6 its with respect to flow tube 4 away from
From, and then change the recoverable casing diameter of casing tube shaping device of the embodiment of the present invention.
Preferably, it is evenly provided with 6 idler wheels 11 on the circumferencial direction of sleeve 301,6 idler wheels 11 are uniformly arranged
On the circumferencial direction of sleeve 301, it is ensured that the casing tube shaping device of the embodiment of the present invention is during repairing casing, edge
Uniform force on the circumferencial direction of sleeve 301, improves the service life of the casing tube shaping device of the embodiment of the present invention, while may be used also
To effectively improve repairing quality of the casing tube shaping device to casing of the embodiment of the present invention.
Preferably, 8 discharge orifices 203 are both provided in aerial drainage inside pipe wall 201 and aerial drainage pipe outer wall 202.
Refering to what is shown in Fig. 1, preferred, the casing tube shaping device of the embodiment of the present invention includes at least 3 single-unit reshaping devices
B, aerial drainage assembly A are threadably secured with single-unit reshaping structure B, are threadably secured between single-unit reshaping device B.Work as the present invention
When the casing tube shaping device of embodiment includes 3 or more single-unit reshaping device B, structure length is appropriate, in underground work
In the process, while 18 idler wheels being had for repairing casing, the operating efficiency for repairing down-hole casing can be improved, save reparation
The activity duration of down-hole casing reduces the cost for repairing down-hole casing.
With reference to shown in figure 5 and Fig. 6, ball mounting hole is provided on idler wheel 11, ball 12 is mounted in ball mounting hole, rolling
Pearl 12 can roll in ball mounting hole, i.e. the casing repairing device of the embodiment of the present invention is during repairing casing, rolling
Wheel 11 is in contact by ball with the inner wall of casing, i.e. friction between idler wheel 11 and the inner wall of casing is rolling friction, Ke Yiyou
Advance resistance of the casing repairing device of the reduction embodiment of the present invention of effect during repairing casing.
The hydraulic pressure ball type truing device for sleeve pipes of the embodiment of the present invention, pressing plate can be under the action of hydraulic couplings along sleeve
Axial movement, drive is fixed on axial movement of the upper bracket on pressing plate along sleeve, and then upper bracket driving upper connecting rod and rolling
The radial motion along sleeve is taken turns, changes the diameter of the casing tube shaping device, the i.e. casing tube shaping device of the embodiment of the present invention, in well
During lower work, its diameter can be changed under the action of hydraulic coupling, realize the casing swage of a set of embodiment of the present invention
Device is used to repair the casing of a variety of different-diameters, saves the activity duration for repairing down-hole casing, improves and repairs underground set
The operating efficiency of pipe reduces the cost for repairing down-hole casing.Meanwhile the casing tube shaping device of the embodiment of the present invention, pass through rolling
Wheel rolls on casing wall, realizes the reparation of down-hole casing, will not change the thickness of set tube wall, can reduce casing swage mistake
The loss caused by casing strength in journey.Moreover, the casing tube shaping device of the embodiment of the present invention, it is straight to change it by hydraulic coupling
Diameter changes its diameter relative to using mechanical force, can preferably adapt to underground work, hydraulic booster mode is safer, simple
Just, the changeable operating environment in underground can preferably be adapted to.
Finally it should be noted that:The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that:Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement;And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.