CN206360682U - Plug early warning bruising and in limited time vibration cementing device - Google Patents
Plug early warning bruising and in limited time vibration cementing device Download PDFInfo
- Publication number
- CN206360682U CN206360682U CN201621394941.9U CN201621394941U CN206360682U CN 206360682 U CN206360682 U CN 206360682U CN 201621394941 U CN201621394941 U CN 201621394941U CN 206360682 U CN206360682 U CN 206360682U
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- plug
- early warning
- overcoat
- bruising
- limited time
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Abstract
The utility model provides a kind of plug early warning bruising and vibration cementing device in limited time, the plug early warning bruising and vibration cementing device includes in limited time：Underground vibrating cementing tool and the plug early warning plug bump indicator component being connected to above the underground vibrating cementing tool；Plug early warning plug bump indicator component includes：Overcoat, outer plug seat, interior plug seat, rubber plug body, skeleton, pressure ring, end ring, screw, overcoat shear pin, inner sleeve shear pin, cut off set, cut off trap, closure, sealing ring and spring；Outer plug seat is arranged on the inside of overcoat by overcoat shear pin；Gap between overcoat and overcoat shear pin is connected and sealed by sealing ring and closure.The utility model is used for plug bruising and vibration cementing, if plug early warning plug bump indicator component overcoat shear pin can not be cut, pressurization can be continued and cut inner sleeve shear pin, displacement fluid injected slurry volume is accurately checked by plug early warning plug bump indicator module position.
Description
Technical field
The utility model is related to Oil-Gas Well Engineering field, and in particular to a kind of plug early warning bruising and in limited time vibration cementing are filled
Put.
Background technology
In well cementing process, vibration cement mortar is to improve one of effective technology means of cementing quality.A kind of existing well
Lower vibration cementing instrument (ZL201520550191.9) can make cement mortar in time in the case where not changing conventional cementing technique
The solidifying stage produces vibration, so as to effectively improve cementing quality.In vibration cementing operation, plug plays isolation drilling fluid and cement
Starch, wipe the mud cake on internal surface of sleeve pipe and the effect of bruising off.Due to cementing design and calculation error, situ metrology error or
The problems such as person's leakage, displacement fluid injected slurry volume reach calculating consumption when do not occur pressure rise, cause scene can not confirm be
No bruising.If plug is not sitting on plug seat, circuit will be unable to connect, and cause vibration cementing instrument not produce vibration,
Also longer cement plug can be left in sleeve pipe, drillng operation cost is added.
In summary, there is problems with the prior art：Underground vibrating cementing tool due to being difficult to ensure that plug sometimes
Bruising, causes vibration cementing instrument not produce vibration.
Utility model content
The utility model provides a kind of plug early warning bruising and in limited time vibration cementing device, with solve vibration cementing instrument because
The problem of failure will not produce vibration.
Therefore, a kind of the utility model proposes plug early warning bruising and in limited time vibration cementing device, the plug early warning is touched
Press and vibration cementing device includes in limited time：Underground vibrating cementing tool and the glue being connected to above the underground vibrating cementing tool
Fill in early warning plug bump indicator component；
Wherein, the plug early warning plug bump indicator component includes：Overcoat, outer plug seat, interior plug seat, rubber plug body, bone
Frame, pressure ring, end ring, screw, overcoat shear pin, inner sleeve shear pin, cut off set, cut off trap, closure, sealing ring and
Spring；
Outer plug seat is arranged on the inside of overcoat by overcoat shear pin；Gap between overcoat and overcoat shear pin
It is connected and sealed by sealing ring and closure；Overcoat shear pin radial outside is arranged installation and cuts off set and cut off successively
Trap, overcoat shear pin, which is fastened on, cuts off inside of trapping；Spring is installed in the bottom for cutting off set, cuts off set and passes through institute
State the middle part that spring is seated in overcoat；Cut off to trap and be connected at the middle part of outer plug seat；Interior plug seat is sheared by inner sleeve
Pin is installed in the inside of outer plug seat；The radial direction of interior plug seat installs pressure ring, rubber plug body and skeleton successively；End ring passes through screw
It is connected in the bottom of interior plug seat.
Further, the spring is volute spring.
Further, the closure is connected through a screw thread the middle part for being fixed on overcoat.
Further, the overcoat shear pin and to cut off between set be that gap coordinates.
Further, the overcoat shear pin, which is connected through a screw thread to be fixed on, cuts off inside of trapping.
Further, underground vibrating cementing tool and plug the early warning plug bump indicator component passes through casing coupling and set
Pipe is attached.
Further, the external diameter of sleeve is 153.7mm, and length is 330mm.
Further, outer plug seat inner hollow, diameter of bore is 106mm.
Further, interior plug seat inner hollow, diameter of bore is 54mm.
Further, the plug early warning bruising and vibration cementing device also includes in limited time：The underground vibrating is controlled to consolidate
Well instrument carries out the delay switching circuit module of vibration in limited time, is fixed on the underground vibrating cementing tool, and the underground vibrating is consolidated
Well instrument has by compressing switch, and the delay switching circuit module is connected with the pressing switch.
When plug goes downwards to plug early warning plug bump indicator component, the overcoat shear pin in outer plug seat is cut,
Set and the overcoat shear pin top cut are cut off because the elastic force of volute spring is moved along radial outside, it is ensured that overcoat
Latus rectum before and after shear pin is cut will not diminish.Well head pressure gauge monitors pressure oscillation, represents that plug has arrived at plug
Early warning plug bump indicator module position.If because plug early warning plug bump indicator component faults can not cut overcoat shear pin
Nail, continues to pressurize, and the inner sleeve shear pin in interior plug seat is cut.The pin of redundancy cuts design and ensure that plug in plug
Early warning plug bump indicator module position can be smoothly descending, it is ensured that plug bruising, and solving that vibration cementing instrument hinders for some reason will not
The problem of producing vibration.
When plug goes downwards to a kind of underground vibrating cementing tool position bruising, switch upper boom is descending, makes circuit turn-on.Due to
Circuit turn-on, motor oscillating component operation, eccentric block rotates along motor shaft, produces radial vibration.After circuit turn-on, delay switching circuit
Module starts timing, this way it is ensured that accurately time of vibration, causes cementing quality to be optimal.
Brief description of the drawings
Fig. 1 overall structure diagrams of vibration cementing device for plug early warning bruising of the present utility model and in limited time；
Fig. 2 is the structural representation of plug early warning plug bump indicator component of the present utility model；
Fig. 3 shows the early warning bruising state of plug early warning plug bump indicator component of the present utility model；
Fig. 4 shows the state that the overcoat pin of plug early warning plug bump indicator component of the present utility model is cut；
Fig. 5 shows the state that the inner sleeve pin of plug early warning plug bump indicator component of the present utility model is cut.
Drawing reference numeral explanation：
1- plug early warning plug bump indicator components, 2- casing couplings, 3- sleeve pipes, 4- underground vibrating cementing tools, 5- prescribes a time limit
Circuit module
Plug seat, 204- rubber plug bodies, 205- skeletons, 206- pressure rings, 207- in 201- overcoats, the outer plug seats of 202-, 203-
End ring, 208- screws, 209- overcoat shear pins, 210- inner sleeve shear pins, 211- cuts off set, and 212-, which is cut off, to trap,
213- closures, 214- sealing rings, 215- springs
Embodiment
In order to be more clearly understood to technical characteristic of the present utility model, purpose and effect, now control is illustrated
The utility model.
As shown in figure 1, plug early warning bruising of the present utility model and vibration cementing device includes in limited time：Underground vibrating is cemented the well
Instrument 4 and the plug early warning plug bump indicator component 1 for being connected to the top of underground vibrating cementing tool 4；Underground vibrating is cemented the well
Instrument 4 can use Patent No. 201520550191.9, a kind of entitled Chinese utility model of underground vibrating cementing tool
Patent；
Wherein, as shown in Fig. 2 the plug early warning plug bump indicator component 1 includes：Overcoat 201, outer plug seat 202, it is interior
Plug seat 203, rubber plug body 204, skeleton 205, pressure ring 206, end ring 207, screw 208, overcoat shear pin 209, inner sleeve shearing
Pin 210, cut off set 211, cut off 212, closure 213 of trapping, sealing ring 214 and spring 215；
Interior plug seat 203 is set in outer plug seat 202, and outer plug seat 202 and interior plug seat 203 are coaxially disposed, outer glue
Obturating plug 202 and interior plug seat 203 are equipped with the entrance for the entrance for accommodating plug or accommodate the passage that plug passes through；Outer plug seat
202 are arranged on the inside of overcoat 201 by overcoat shear pin 209；Gap between overcoat 201 and overcoat shear pin 209
It is connected and sealed (static seal) by sealing ring 214 and closure 213；The radial outside of overcoat shear pin 209 is arranged successively
Installation, which cuts off set 211 and cut off, traps 212, and overcoat shear pin 209 is fastened on to cut off and trapped inside 212；Cut off
Spring 215 is installed in the bottom of set 211, cuts off the middle part that set 211 is seated in overcoat 201 by the spring 215；Cut off and trap
212 are connected at the middle part of outer plug seat 202；Interior plug seat 203 is installed in outer plug seat by inner sleeve shear pin 210
202 inside；The radial direction of interior plug seat 203 installs pressure ring 206, rubber plug body 204 and skeleton 205 successively；Skeleton 205 props up for annular
Frame, plays a supportive role；End ring 207 is connected in the bottom of interior plug seat 203 by screw 208, the limitation end ring of screw 208
Radial rotary.
The use process of the utility model most preferred embodiment is as shown in Figure 3：In injection cement mortar technical process, work as plug
During with plug early warning plug bump indicator 1 bruising of component, the overcoat shear pin 209 in outer plug seat 202 is cut, such as Fig. 4 institutes
Show, cut off set 211 and the top of overcoat shear pin 209 cut because the elastic force of (taper) spring 215 is along radial outside
It is mobile, it is ensured that the latus rectum that overcoat shear pin 209 cuts front and rear overcoat 201 will not diminish.Well head pressure gauge monitors pressure
Fluctuation, represents that plug has arrived at plug early warning plug bump indicator module position 1.If due to plug early warning plug bump indicator group
The failure of part 1 can not cut overcoat shear pin 209, continue to pressurize, as shown in figure 5, the inner sleeve shear pin in interior plug seat 203
210 are cut.The pin of redundancy cut design ensure that plug the position of plug early warning plug bump indicator component 1 can smoothly under
OK.
Further, the spring 215 is volute spring, for pin after cutting and cutting off the radially outer sidesway of upper set
It is dynamic.
Further, the closure 213 is connected through a screw thread the middle part for being fixed on overcoat 201, so, is easily installed system
Make.
Further, the overcoat shear pin 209 and to cut off between set 211 be that gap coordinates is suitable to ensure
Matching relationship.
Further, the overcoat shear pin 209 is connected through a screw thread to be fixed on to cut off and trapped inside 212, is easy to peace
Dress makes.
Further, underground vibrating cementing tool and plug the early warning plug bump indicator component passes through the He of casing coupling 2
Sleeve pipe 3 is attached, to coordinate with the formation of underground vibrating cementing tool.
Further, the external diameter of sleeve is 153.7mm, and length is 330mm, but not limited to this size.
Further, outer plug seat inner hollow, diameter of bore is 106mm, but not limited to this size.
Further, interior plug seat inner hollow, diameter of bore is 54mm, but not limited to this size.
Further, the plug early warning bruising and vibration cementing device also includes in limited time：The underground vibrating is controlled to consolidate
Well instrument 4 carries out the delay switching circuit module 5 of vibration in limited time, is fixed on the underground vibrating cementing tool 4, the underground vibrating
Cementing tool 4 has by compressing switch, and the delay switching circuit module 5 is connected with the pressing switch.
Wherein, underground vibrating cementing tool 4 is consolidated using Patent No. 201520550191.9, a kind of entitled underground vibrating
The Chinese utility model patent of well instrument, the underground vibrating cementing tool includes:Motor oscillating component, radially shakes for producing
Dynamic, motor oscillating component contains motor；Battery-powered assembly, for for motor oscillating assembly power supply, battery-powered assembly to contain
Battery；By compressing switch, for switching motor vibration component, it should connect by compressing switch with motor oscillating component and battery-powered assembly
Connect.Delay switching circuit module 5 is connected with the pressing switch, thus, without exterior power supply, it just can realize that power supply is supplied.
The reset by compressing switch including moving contact, static contact and for resetting moving contact of underground vibrating cementing tool 4
Part, static contact is fixedly connected with battery-powered assembly, static contact be located at the moving contact lower section, the moving contact can on
Under move back and forth.Battery-powered assembly includes body and the upper lid of tubular, and upper lid is fixed on the upper end of body, and the inwall of upper lid is set
There is mounting ring, battery is arranged in body, the lower end of static contact is electrically connected with the pole in the two-stage of battery, the moving contact is inserted
Mounting ring is connected to, the moving contact is electrically connected by cable with the pole in the two-stage of motor, another pole in the two-stage of battery
Electrically connected by cable with another pole in the two-stage of motor.Body contains inner cylinder and outer barrel, and the inner cylinder is sheathed in the outer barrel,
Multiple batteries are arranged in the annular space between the inner cylinder and outer barrel, and the moving contact includes switch lower beam and plug, opens
Close lower beam vertically to set, plug is fixed on the lower end of switch lower beam, plug is located at the lower section of mounting ring, and switch lower beam is close
Envelope is plugged in mounting ring, and upper end and the mounting ring of the inner cylinder are tightly connected, and the top of the outer barrel and the lower end of upper lid are tightly connected.
It is plugged with the upper end of upper lid in the plug seat of tubular, the side wall of plug seat and is plugged with switch upper boom, the vertical side in switch upper boom edge
To setting, switch upper boom can be moved up and down, and the lower end for switching upper boom is connected with switching the upper end of lower beam, when motor oscillating component
When being closed, the side wall of plug seat is exposed in the upper end of switch upper boom.
Plug goes downwards to the position bruising switch upper boom of underground vibrating cementing tool 4, and switch upper boom is descending, consolidates underground vibrating
The circuit turn-on of well instrument 4.Due to circuit turn-on, motor oscillating component operation, eccentric block rotates along motor shaft, produces and radially shakes
It is dynamic.After circuit turn-on, delay switching circuit module 5 starts timing.Be provided with timing or time-limit attachment in delay switching circuit module 5, timing or
Time-limit attachment is connected by compressing switch, and can control to press switch circuit breaking.Delay switching circuit module 5 can be using existing various suitable
Time limiting controller, or buy from the market, the time of vibration for limiting underground vibrating cementing tool 4.According to difference
Hole condition, delay switching circuit module 5 set timing or in limited time time range be 10min~30min.After then, delay switching circuit mould
Block 5 is by timing or time-limit attachment control pressing switch circuit breaking, hereby it is ensured that accurate time of vibration.The device is without ground
Cable, which is powered, can complete the early warning bruising in cement mortar time solidifying stage in underground and vibrate in limited time.
The utility model is mainly used in plug bruising and vibration cementing, if plug early warning plug bump indicator group can not be cut
During part overcoat shear pin, pressurization can be continued and cut inner sleeve shear pin, pass through plug early warning plug bump indicator module position
It is accurate to check displacement fluid injected slurry volume.Plug can be estimated out to go downwards to up to needed for a kind of underground vibrating cementing tool position bruising
Time, it is ensured that plug bruising.The device can be set in the time of vibration for waiting solidifying stage generation, can reach cementing quality
It is optimal.The utility model need not change that existing well shaft fixing technology, design be simple, processing cost is relatively low, easy to assembly simultaneously.
The schematical embodiment of the utility model is the foregoing is only, model of the present utility model is not limited to
Enclose.It can be mutually combined under conditions of not conflicting for each part of the present utility model, any those skilled in the art,
Made equivalent variations and modification, all should belong to this practicality new on the premise of design of the present utility model and principle is not departed from
The scope of type protection.
Claims (10)
1. a kind of plug early warning bruising and in limited time vibration cementing device, it is characterised in that the plug early warning bruising and shake in limited time
Dynamic cementing unit includes：Underground vibrating cementing tool and the plug early warning bruising being connected to above the underground vibrating cementing tool
Indicator assemblies；
Wherein, the plug early warning plug bump indicator component includes：Overcoat, outer plug seat, interior plug seat, rubber plug body, skeleton, pressure
Ring, end ring, screw, overcoat shear pin, inner sleeve shear pin, cut off set, cut off trap, closure, sealing ring and spring；
Outer plug seat is arranged on the inside of overcoat by overcoat shear pin；Gap between overcoat and overcoat shear pin passes through
Sealing ring and closure are connected and sealed；Overcoat shear pin radial outside is arranged installation and cuts off set and cut off down successively
Set, overcoat shear pin, which is fastened on, cuts off inside of trapping；Spring is installed in the bottom for cutting off set, cuts off set described in
Spring is seated in the middle part of overcoat；Cut off to trap and be connected at the middle part of outer plug seat；Interior plug seat passes through inner sleeve shear pin
Nail is installed in the inside of outer plug seat；The radial direction of interior plug seat installs pressure ring, rubber plug body and skeleton successively；End ring is connected by screw
Connect the bottom for being fixed on interior plug seat.
2. plug early warning bruising as claimed in claim 1 and in limited time vibration cementing device, it is characterised in that the spring is cone
Shape spring.
3. plug early warning bruising as claimed in claim 1 and in limited time vibration cementing device, it is characterised in that the closure leads to
Cross the middle part that threaded connection is fixed on overcoat.
4. plug early warning bruising as claimed in claim 1 and in limited time vibration cementing device, it is characterised in that the overcoat shearing
Pin and to cut off between set be that gap coordinates.
5. plug early warning bruising as claimed in claim 1 and in limited time vibration cementing device, it is characterised in that the overcoat shearing
Pin, which is connected through a screw thread to be fixed on, cuts off inside of trapping.
6. plug early warning bruising as claimed in claim 1 and in limited time vibration cementing device, it is characterised in that the underground vibrating
Cementing tool and plug early warning plug bump indicator component are attached by casing coupling and sleeve pipe.
7. plug early warning bruising as claimed in claim 1 and in limited time vibration cementing device, it is characterised in that the external diameter of sleeve is
153.7mm, length is 330mm.
8. plug early warning bruising as claimed in claim 1 and in limited time vibration cementing device, it is characterised in that outer plug seat is internal
Hollow, diameter of bore is 106mm.
9. plug early warning bruising as claimed in claim 1 and in limited time vibration cementing device, it is characterised in that interior plug seat is internal
Hollow, diameter of bore is 54mm.
10. plug early warning bruising as claimed in claim 2 and in limited time vibration cementing device, it is characterised in that the plug is pre-
Warn bruising and vibration cementing device also includes in limited time：The underground vibrating cementing tool is controlled to carry out the delay switching circuit of vibration in limited time
Module, is fixed on the underground vibrating cementing tool, and the underground vibrating cementing tool has by compressing switch, described electric in limited time
Road module is connected with the pressing switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621394941.9U CN206360682U (en) | 2016-12-19 | 2016-12-19 | Plug early warning bruising and in limited time vibration cementing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621394941.9U CN206360682U (en) | 2016-12-19 | 2016-12-19 | Plug early warning bruising and in limited time vibration cementing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206360682U true CN206360682U (en) | 2017-07-28 |
Family
ID=59374511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621394941.9U Active CN206360682U (en) | 2016-12-19 | 2016-12-19 | Plug early warning bruising and in limited time vibration cementing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206360682U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108425640A (en) * | 2018-02-02 | 2018-08-21 | 中国石油天然气集团有限公司 | Floating coupling for casing |
| CN109356549A (en) * | 2018-12-05 | 2019-02-19 | 中国农业大学 | A kind of automatic optimal underground vibrating cementing tool |
| CN112983346A (en) * | 2021-03-08 | 2021-06-18 | 新疆能通能原石油工程有限公司 | Accompanying intelligent well cementation device and method with adjustable vibration parameters |
| CN117432367A (en) * | 2023-12-18 | 2024-01-23 | 中国石油集团渤海钻探工程有限公司 | Collision pressure reducing type liner cementing rubber plug system |
-
2016
- 2016-12-19 CN CN201621394941.9U patent/CN206360682U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108425640A (en) * | 2018-02-02 | 2018-08-21 | 中国石油天然气集团有限公司 | Floating coupling for casing |
| CN109356549A (en) * | 2018-12-05 | 2019-02-19 | 中国农业大学 | A kind of automatic optimal underground vibrating cementing tool |
| CN112983346A (en) * | 2021-03-08 | 2021-06-18 | 新疆能通能原石油工程有限公司 | Accompanying intelligent well cementation device and method with adjustable vibration parameters |
| CN112983346B (en) * | 2021-03-08 | 2022-06-28 | 新疆能通能原石油工程有限公司 | Accompanying intelligent well cementation device and method with adjustable vibration parameters |
| CN117432367A (en) * | 2023-12-18 | 2024-01-23 | 中国石油集团渤海钻探工程有限公司 | Collision pressure reducing type liner cementing rubber plug system |
| CN117432367B (en) * | 2023-12-18 | 2024-02-23 | 中国石油集团渤海钻探工程有限公司 | Collision pressure reducing type liner cementing rubber plug system |
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