CN207260974U - One kind is used for well workover lower oil tube, sucker rod integrative machine - Google Patents
One kind is used for well workover lower oil tube, sucker rod integrative machine Download PDFInfo
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- CN207260974U CN207260974U CN201720898193.6U CN201720898193U CN207260974U CN 207260974 U CN207260974 U CN 207260974U CN 201720898193 U CN201720898193 U CN 201720898193U CN 207260974 U CN207260974 U CN 207260974U
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Abstract
The utility model is related to it is a kind of be used for well workover lower oil tube, sucker rod integrative machine, which includes oil pipe and sucker rod conveyer, oil pipe and sucker rod well-head alignment telescopic arm system, workover rig combination hook-block centralizing system, hydraulic tubing tong, hydraulic rod tong, Power Tong conveying device, hydraulic oil pipe elevator, hydraulic sucker rod elevator, oil pipe pneumatic chuck, sucker rod and surges chuck and control system.It has：It is reasonable in design, the degree of automation is of a relatively high, operation and it is easy to use, production and maintenance cost are relatively low, the working strength of field operation can effectively be reduced, improve overall operating efficiency, be applicable not only to clustered well heads arrangement workover treatment, moreover it is possible to suitable for oil pipe, sucker rod automatic rountrip and severe weather conditions under normal operation.
Description
Technical field
The utility model is related to petroleum drilling and mining, workover rig technical field, and in particular to one kind be used for well workover lower oil tube,
Sucker rod integrative machine.
Background technology
At present, during oil field shaft mouth workover treatment, rely primarily on manpower and complete oil pipe, the righting of sucker rod, centering,
The work such as upper shackle, the working strength of workover treatment worker greatly, the cost of well workover also increase therewith, and due to workover treatment
During can leak out crude oil and sewage, cause the bad environments of field operation, on-site personnel is subject to the general of employment injuries
Rate is larger, it is difficult to ensure that on-site personnel body is from different degrees of infringement.Although presently, there are some automation equipments,
For replacing manpower to complete the workover treatment of individual well, but since all operating modes, such as the workover treatment of cluster well cannot be applicable in
Or under severe weather conditions, cause during most of workover treatment, equipment can not use, and add cost of transportation on the contrary,
The problems such as lness ratio of plant is high is produced, therefore, is badly in need of one kind and can be applied to different operating modes, service efficiency is high, the degree of automation
High integration unit, to meet huge workover treatment demand.
Utility model content
For above-mentioned deficiency present in workover treatment in the prior art, the purpose of this utility model is that：There is provided a kind of
For well workover lower oil tube, sucker rod integrative machine, it has：It is reasonable in design, the degree of automation is of a relatively high, operation
And it is easy to use, production and maintenance cost are relatively low, can effectively reduce the working strength of field operation, improve overall work
Industry efficiency, be applicable not only to clustered well heads arrangement workover treatment, moreover it is possible to suitable for oil pipe, sucker rod automatic rountrip and
Normal operation under severe weather conditions.
In order to achieve the above object, the utility model adopts the following technical solution realizes：
One kind is used for well workover lower oil tube, sucker rod integrative machine, which includes oil pipe and sucker rod conveyer, oil
Pipe and sucker rod well-head alignment telescopic arm system, workover rig combination hook-block centralizing system, hydraulic tubing tong, hydraulic rod tong, power
Pincers conveying device, hydraulic oil pipe elevator, hydraulic sucker rod elevator, oil pipe pneumatic chuck, sucker rod are surged chuck and control system
System；Oil pipe and the sucker rod conveyer, oil pipe and sucker rod well-head alignment telescopic arm system, workover rig combination hook-block centralizing system,
Hydraulic tubing tong, hydraulic rod tong, Power Tong conveying device, hydraulic oil pipe elevator, hydraulic sucker rod elevator, oil pipe pneumatic card
Disk, the sucker rod chuck that surges are arranged on the derrick of workover rig；
Oil pipe and the sucker rod conveyer is responsible for completing oil pipe, the automatic transport of sucker rod；The oil pipe and sucker rod
Conveyer is connected with oil pipe and sucker rod well-head alignment telescopic arm system；
Oil pipe and sucker rod well-head the alignment telescopic arm system is responsible for push and tieback oil pipe, sucker rod, ensures oil pipe
It is accurately positioned with the well head of sucker rod；Oil pipe and sucker rod well-head the alignment telescopic arm system also with workover rig combination hook-block righting system
System is connected；
The workover rig combination hook-block centralizing system realizes that combination hook-block is vertically run along trapped orbit, prevents wind-force to combination hook-block system
The harmful effect of system；
The hydraulic tubing tong, hydraulic rod tong are respectively used to the upper shackle automatically of oil pipe, sucker rod；
The hydraulic oil pipe elevator, hydraulic sucker rod elevator are respectively used to automatic handling oil pipe, sucker rod；
The oil pipe pneumatic chuck, the sucker rod chuck that surges are respectively used to sit card well oil pipe, sucker rod；
Control system respectively with oil pipe and sucker rod conveyer, oil pipe and sucker rod well-head alignment telescopic arm system, well workover
Machine combination hook-block centralizing system realizes combination hook-block, hydraulic tubing tong, hydraulic rod tong, pressuring oil pipe elevator, hydraulic sucker rod elevator, oil pipe
Air spider, sucker rod surge chuck control connection.
As the further optimization of such scheme, oil pipe and sucker rod well-head the alignment telescopic arm system includes flexible outer
Arm, the flexible inner arm being arranged in flexible outer wall, the telescopic oil cylinder being arranged in flexible inner arm, leading block group, linear steering
Slide and cable travel sensor, the flexible inside outer wall are provided with linear steering slide, and the flexible inner arm is with linearly leading
To leading block group is provided between slide, telescopic piston is drivingly connected with flexible inner arm, and the inner arm that stretches is by means of described flexible
Flexible outer wall can be stretched out or retracted to the reciprocating motion of piston；There is cable travel sensor use in the end set of flexible outer wall
In the stroke limit of flexible inner arm.
As the further optimization of such scheme, oil pipe and sucker rod well-head the alignment telescopic arm system further includes setting
Several uniformly distributed retractable support arms on flexible outer exterior wall face.
As the further optimization of such scheme, the workover rig combination hook-block centralizing system includes two guiding being arranged in parallel
Rope, on every guide rope and the corresponding wear-resistant guiding for being provided with wear-resistant guiding set, being arranged on every guide rope in position
Sliding sleeve is connected by connecting rod；The workover rig combination hook-block centralizing system further includes combination hook-block system, which is arranged on institute
State in connecting rod, and can be along guide rope vertical sliding.
As the further optimization of such scheme, the hydraulic tubing tong, hydraulic rod tong main pincers and back-up tong on set
It is equipped with the high-precision inductive pick-up positioned for automatic notch alignment.
As the further optimization of such scheme, the high accuracy inductive pick-up passes for position sensor and/or stroke
Sensor.
As the further optimization of such scheme, control system includes electric cabinet, the controller being arranged in electric cabinet, control
Device processed includes input interface, output interface, wireless remote transceiver interface and central controller, the input interface, output interface,
Wireless remote transceiver interface is connected with central controller data-signal；The input interface is connected with input panel；Input face
Plate includes manual key formula panel and/or liquid crystal touch panel, and for being manually entered for operator, the output interface is connected with
Drive module, the drive module respectively with oil pipe and sucker rod conveyer, oil pipe and sucker rod well-head alignment telescopic arm system
Telescopic oil cylinder, the combination hook-block system of workover rig combination hook-block centralizing system, hydraulic tubing tong, hydraulic rod tong, Power Tong conveying dress
Put, hydraulic oil pipe elevator, hydraulic sucker rod elevator, oil pipe pneumatic chuck, sucker rod surge the hydraulic cylinder or pneumatic cylinder of chuck
It is drivingly connected；The wireless receiving and dispatching interface is connected with radio receiving transmitting module, and remote monitoring center is by radio receiving transmitting module with
Entreat the connection of controller remote control.
As the further optimization of such scheme, the operator be manually entered including oil pipe and sucker rod conveyer,
The telescopic oil cylinder of oil pipe and sucker rod well-head alignment telescopic arm system, workover rig combination hook-block centralizing system combination hook-block system startup or
Person closes, and hydraulic tubing tong, hydraulic rod tong, Power Tong conveying device, hydraulic oil pipe elevator, hydraulic sucker rod are hung
Card, oil pipe pneumatic chuck, sucker rod surge chuck hydraulic cylinder either pneumatic cylinder startup or closing.
As the further optimization of such scheme, main power source and stand-by power supply, the main electricity are provided with the electric cabinet
Power supply changeover module is provided between source and stand-by power supply, main power source and stand-by power supply are connected with controller respectively.
Well workover lower oil tube, sucker rod integrative machine and its application method are used for as follows using the utility model
Beneficial effect：
(1) in terms of oil pipe conveying and recycling, the utility model uses transport trolley, being capable of automatic transport and oil recovery
Pipe, oil pick-up tube, greatly reduce the labor intensity of worker, are effectively protected oil pipe, each connector of oil pick-up tube is not damaged
Wound.
(2) in terms of the applicability of device, the integrative machine of the utility model disclosure satisfy that removing for oil pipe, increase at the same time
Add removing for sucker rod, be applicable not only to single pithead, be also applied for the well head arrangement of clump formula, can widely be promoted and answered
With.
(3) in terms of the degree of automation, the utility model employs the automation control system of complete set, and performance can
Lean on, and there is high accuracy, highly sensitive, which part application sensor technology (position sensor, stroke sensor),
Positioning accuracy can be reached less than or equal to 1mm.
(4) when facing adverse circumstances operation, due to configuring combination hook-block centralizing system, field operation is enabled to from strong wind
Influence, lower oil tube, the speed of sucker rod disclosure satisfy that 43-60 roots/hour, and the efficiency of whole service can be protected effectively
Card.
Brief description of the drawings
Attached drawing 1 is used for well workover lower oil tube, the integral arrangement figure of sucker rod integrative machine for the utility model.
Attached drawing 2 is used for well workover lower oil tube, sucker rod integrative machine workover rig combination hook-block centralizing system for the utility model
Structure diagram.
Attached drawing 3 is used for well workover lower oil tube, sucker rod integrative machine well head alignment telescopic arm system for the utility model
Structure diagram.
Embodiment
1-3 is used for the utility model well workover lower oil tube below in conjunction with the accompanying drawings, sucker rod integrative machine is made with detailed
Explanation.
One kind is used for well workover lower oil tube, sucker rod integrative machine, the device include oil pipe and sucker rod conveyer 1,
Oil pipe and sucker rod well-head alignment telescopic arm system 2, workover rig combination hook-block centralizing system 3, hydraulic tubing tong 4, hydraulic rod tong
5th, Power Tong conveying device, hydraulic oil pipe elevator, hydraulic sucker rod elevator, oil pipe pneumatic chuck, sucker rod surge chuck and
Control system；Oil pipe and the sucker rod conveyer, oil pipe and sucker rod well-head alignment telescopic arm system, workover rig combination hook-block righting
System, hydraulic tubing tong, hydraulic rod tong, Power Tong conveying device, hydraulic oil pipe elevator, hydraulic sucker rod elevator, oil pipe
Air spider, the sucker rod chuck that surges are arranged on the derrick of workover rig；Oil pipe and the sucker rod conveyer is responsible for completing oil
Pipe, the automatic transport of sucker rod；Oil pipe and the sucker rod conveyer and oil pipe and sucker rod well-head alignment telescopic arm system phase
Connection；Oil pipe and sucker rod well-head the alignment telescopic arm system is responsible for push and tieback oil pipe, sucker rod, ensures oil pipe and pumping
The well head of beam hanger is accurately positioned；Oil pipe and sucker rod well-head the alignment telescopic arm system also with workover rig combination hook-block centralizing system phase
Connection；The workover rig combination hook-block centralizing system realizes that combination hook-block is vertically run along trapped orbit, prevents wind-force to combination hook-block system
Harmful effect；The hydraulic tubing tong, hydraulic rod tong are respectively used to the upper shackle automatically of oil pipe, sucker rod；The hydraulic pressure
Pipe elevator, hydraulic sucker rod elevator are respectively used to automatic handling oil pipe, sucker rod；The oil pipe pneumatic chuck, sucker rod liquid
Dynamic chuck is respectively used to sit card well oil pipe, sucker rod；Control system respectively with oil pipe and sucker rod conveyer, oil pipe and oil pumping
Bar well head alignment telescopic arm system, workover rig combination hook-block centralizing system realize combination hook-block, hydraulic tubing tong, hydraulic rod tong, pressure oil
Pipe elevator, hydraulic sucker rod elevator, oil pipe pneumatic chuck, sucker rod surge chuck control connection.Oil pipe and the sucker rod well
Mouth alignment telescopic arm system includes flexible outer arm 2-1, the flexible inner arm 2-2 being arranged in flexible outer wall, is arranged on flexible inner arm
Interior telescopic oil cylinder 2-3, leading block group 2-4, linear steering slide 2-5 and cable travel sensor 2-6, the flexible outer wall
Inner side is provided with linear steering slide, and leading block group is provided between the flexible inner arm and linear steering slide, stretches and lives
Plug is drivingly connected with flexible inner arm, and flexible inner arm can be stretched out or retracted flexible by means of the reciprocating motion of the telescopic piston
Outer wall；There is stroke limit of the cable travel sensor for the inner arm that stretches in the end set of flexible outer wall.The oil pipe and pumping
Beam hanger well head alignment telescopic arm system further includes several the uniformly distributed retractable supports being arranged on flexible outer exterior wall face
Arm 2-7.The workover rig combination hook-block centralizing system includes two guide rope 3-1 being arranged in parallel, on every guide rope and position
Corresponding to be provided with wear-resistant guiding set 3-2, the wear-resistant guiding sliding sleeve being arranged on every guide rope is connected by connecting rod 3-3
Connect；The workover rig combination hook-block centralizing system further includes combination hook-block system 3-4, which is arranged in the connecting rod, and energy
Enough along guide rope vertical sliding.The hydraulic tubing tong, hydraulic rod tong main pincers and back-up tong on be provided with for automatic
The high-precision inductive pick-up positioned to notch.The high accuracy inductive pick-up passes for position sensor and/or stroke
Sensor.Control system includes electric cabinet, the controller being arranged in electric cabinet, and controller includes input interface, output interface, nothing
The long-range transceiver interface of line and central controller, the input interface, output interface, wireless remote transceiver interface are controlled with center
Device data-signal connects；The input interface is connected with input panel；Input panel includes manual key formula panel and/or liquid crystal
Touch panel, for being manually entered for operator, the output interface is connected with drive module, the drive module respectively with oil
Pipe and sucker rod conveyer, the telescopic oil cylinder of oil pipe and sucker rod well-head alignment telescopic arm system, workover rig combination hook-block centralizing system
Combination hook-block system, hydraulic tubing tong, hydraulic rod tong, Power Tong conveying device, hydraulic oil pipe elevator, hydraulic sucker rod hang
Card, oil pipe pneumatic chuck, sucker rod surge chuck hydraulic cylinder or pneumatic cylinder be drivingly connected；The wireless receiving and dispatching interface connection
There is radio receiving transmitting module, remote monitoring center is connected by radio receiving transmitting module with central controller remote control.The operation
Person be manually entered including oil pipe and sucker rod conveyer, oil pipe and sucker rod well-head alignment telescopic arm system telescopic oil cylinder,
The startup or closing of the combination hook-block system of workover rig combination hook-block centralizing system, and hydraulic tubing tong, hydraulic rod tong, Power Tong
Conveying device, hydraulic oil pipe elevator, hydraulic sucker rod elevator, oil pipe pneumatic chuck, sucker rod surge chuck hydraulic cylinder or
The startup or closing of pneumatic cylinder.Main power source and stand-by power supply, the main power source and stand-by power supply are provided with the electric cabinet
Between be provided with power supply changeover module, main power source and stand-by power supply are connected with controller respectively.
The utility model can be intuitively found out from below table is used for well workover lower oil tube, sucker rod all-in-one machine dress
Put the advantage compared with lower oil tube of the prior art, sucker rod.
In practical engineering application, preferable technique effect is also achieved using the above device of the utility model, and
To be approved by numerous staff, work efficiency can improve 30%-40%, while financial cost effectively reduces 10-20%, after
Phase safeguards and daily use can allow operating personnel skillfully to grasp, being capable of widely expanded and application.
It should be pointed out that person skilled in the art obviously easily can make various modifications to these embodiments,
Those skilled in the art's announcement according to the present utility model, does not depart from improvement that the utility model category made and modification all should
Should be within the scope of protection of the utility model.
Claims (9)
1. one kind is used for well workover lower oil tube, sucker rod integrative machine, it is characterised in that：The device includes oil pipe and sucker rod
Conveyer (1), oil pipe and sucker rod well-head alignment telescopic arm system (2), workover rig combination hook-block centralizing system (3), hydraulic tubing tong
(4), hydraulic rod tong (5), Power Tong conveying device, hydraulic oil pipe elevator, hydraulic sucker rod elevator, oil pipe pneumatic chuck,
Sucker rod surges chuck and control system；Oil pipe and sucker rod conveyer, oil pipe and the sucker rod well-head aligning arm
System, workover rig combination hook-block centralizing system, hydraulic tubing tong, hydraulic rod tong, Power Tong conveying device, hydraulic oil pipe elevator,
Hydraulic sucker rod elevator, oil pipe pneumatic chuck, the sucker rod chuck that surges are arranged on the derrick of workover rig；
Oil pipe and the sucker rod conveyer is responsible for completing oil pipe, the automatic transport of sucker rod；Oil pipe and the sucker rod conveying
Machine is connected with oil pipe and sucker rod well-head alignment telescopic arm system；
Oil pipe and sucker rod well-head the alignment telescopic arm system is responsible for push and tieback oil pipe, sucker rod, ensures oil pipe and pumping
The well head of beam hanger is accurately positioned；Oil pipe and sucker rod well-head the alignment telescopic arm system also with workover rig combination hook-block centralizing system phase
Connection；
The workover rig combination hook-block centralizing system realizes that combination hook-block is vertically run along trapped orbit, prevents wind-force to combination hook-block system
Harmful effect；
The hydraulic tubing tong, hydraulic rod tong are respectively used to the upper shackle automatically of oil pipe, sucker rod；
The hydraulic oil pipe elevator, hydraulic sucker rod elevator are respectively used to automatic handling oil pipe, sucker rod；
The oil pipe pneumatic chuck, the sucker rod chuck that surges are respectively used to sit card well oil pipe, sucker rod；
Control system is swum with oil pipe and sucker rod conveyer, oil pipe and sucker rod well-head alignment telescopic arm system, workover rig respectively
Hook centralizing system realizes combination hook-block, hydraulic tubing tong, hydraulic rod tong, pressuring oil pipe elevator, hydraulic sucker rod elevator, oil pipe pneumatic
Chuck, sucker rod surge chuck control connection.
It is 2. according to claim 1 a kind of for well workover lower oil tube, sucker rod integrative machine, it is characterised in that：Institute
Stating oil pipe and sucker rod well-head alignment telescopic arm system includes flexible outer arm (2-1), the flexible inner arm being arranged in flexible outer wall
(2-2), the telescopic oil cylinder (2-3) being arranged in flexible inner arm, leading block group (2-4), linear steering slide (2-5) and bracing wire
Stroke sensor (2-6), the flexible inside outer wall are provided with linear steering slide, the flexible inner arm and linear steering slide
Between be provided with leading block group, telescopic piston is drivingly connected with flexible inner arm, and the inner arm that stretches is by means of the telescopic piston
Reciprocating motion can stretch out or flexible outer wall of retracting；There is cable travel sensor to be used to stretch in the end set of flexible outer wall
The stroke limit of inner arm.
It is 3. according to claim 2 a kind of for well workover lower oil tube, sucker rod integrative machine, it is characterised in that：Institute
State oil pipe and sucker rod well-head alignment telescopic arm system to further include several that be arranged on flexible outer exterior wall face uniformly distributed
Retractable support arm (2-7).
It is 4. according to claim 1 a kind of for well workover lower oil tube, sucker rod integrative machine, it is characterised in that：Institute
Stating workover rig combination hook-block centralizing system includes two guide ropes (3-1) being arranged in parallel, and on every guide rope and position is corresponding
Be provided with wear-resistant guiding set (3-2), be arranged on wear-resistant guiding sliding sleeve on every guide rope and be connected by connecting rod (3-3)
Connect；The workover rig combination hook-block centralizing system further includes combination hook-block system (3-4), which is arranged in the connecting rod, and
Can be along guide rope vertical sliding.
It is 5. according to claim 1 a kind of for well workover lower oil tube, sucker rod integrative machine, it is characterised in that：Institute
State the high accuracy sense for being provided with the main pincers and back-up tong of hydraulic tubing tong, hydraulic rod tong and being positioned for automatic notch alignment
Inductive sensing device.
It is 6. according to claim 5 a kind of for well workover lower oil tube, sucker rod integrative machine, it is characterised in that：Institute
It is position sensor and/or stroke sensor to state high-precision inductive pick-up.
It is 7. according to claim 1 a kind of for well workover lower oil tube, sucker rod integrative machine, it is characterised in that：Control
System processed includes electric cabinet, the controller being arranged in electric cabinet, and controller includes input interface, output interface, wireless remote
Transceiver interface and central controller, the input interface, output interface, wireless remote transceiver interface with central controller data
Signal connects；The input interface is connected with input panel；Input panel includes manual key formula panel and/or LCD touch face
Plate, for being manually entered for operator, the output interface is connected with drive module, the drive module respectively with oil pipe and pumping
Beam hanger conveyer, the telescopic oil cylinder of oil pipe and sucker rod well-head alignment telescopic arm system, the combination hook-block of workover rig combination hook-block centralizing system
System, hydraulic tubing tong, hydraulic rod tong, Power Tong conveying device, hydraulic oil pipe elevator, hydraulic sucker rod elevator, oil pipe
Air spider, sucker rod surge chuck hydraulic cylinder or pneumatic cylinder be drivingly connected；The wireless receiving and dispatching interface is connected with wirelessly
Transceiver module, remote monitoring center are connected by radio receiving transmitting module with central controller remote control.
It is 8. according to claim 7 a kind of for well workover lower oil tube, sucker rod integrative machine, it is characterised in that：Institute
State operator be manually entered including oil pipe and sucker rod conveyer, oil pipe and sucker rod well-head alignment telescopic arm system it is flexible
Oil cylinder, workover rig combination hook-block centralizing system combination hook-block system startup or closing, and hydraulic tubing tong, hydraulic rod tong,
Power Tong conveying device, hydraulic oil pipe elevator, hydraulic sucker rod elevator, oil pipe pneumatic chuck, sucker rod surge the hydraulic pressure of chuck
The startup or closing of cylinder either pneumatic cylinder.
It is 9. according to claim 7 a kind of for well workover lower oil tube, sucker rod integrative machine, it is characterised in that：Institute
State and main power source and stand-by power supply be provided with electric cabinet, power supply changeover module is provided between the main power source and stand-by power supply,
Main power source and stand-by power supply are connected with controller respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720898193.6U CN207260974U (en) | 2017-07-24 | 2017-07-24 | One kind is used for well workover lower oil tube, sucker rod integrative machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720898193.6U CN207260974U (en) | 2017-07-24 | 2017-07-24 | One kind is used for well workover lower oil tube, sucker rod integrative machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207260974U true CN207260974U (en) | 2018-04-20 |
Family
ID=61927211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720898193.6U Active CN207260974U (en) | 2017-07-24 | 2017-07-24 | One kind is used for well workover lower oil tube, sucker rod integrative machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN207260974U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178326A (en) * | 2017-07-24 | 2017-09-19 | 中国石油集团渤海石油装备制造有限公司 | One kind is used for well workover lower oil tube, sucker rod integrative machine and its application method |
| CN113530479A (en) * | 2021-07-16 | 2021-10-22 | 无锡智瀚智能机器技术有限公司 | Well head centering device suitable for sucker rod operating system |
-
2017
- 2017-07-24 CN CN201720898193.6U patent/CN207260974U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178326A (en) * | 2017-07-24 | 2017-09-19 | 中国石油集团渤海石油装备制造有限公司 | One kind is used for well workover lower oil tube, sucker rod integrative machine and its application method |
| CN113530479A (en) * | 2021-07-16 | 2021-10-22 | 无锡智瀚智能机器技术有限公司 | Well head centering device suitable for sucker rod operating system |
| CN113530479B (en) * | 2021-07-16 | 2024-04-05 | 无锡智瀚智能机器技术有限公司 | Wellhead centering device suitable for sucker rod operation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201111 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd. Address before: 062552 Hebei Langfang Hebei Renqiu Bohai Road Petroleum Equipment Manufacturing Co., Ltd Patentee before: CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd. |
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| TR01 | Transfer of patent right |