CN205135611U - Oil pipe and sucker rod collar detection equipment - Google Patents
Oil pipe and sucker rod collar detection equipment Download PDFInfo
- Publication number
- CN205135611U CN205135611U CN201520796489.8U CN201520796489U CN205135611U CN 205135611 U CN205135611 U CN 205135611U CN 201520796489 U CN201520796489 U CN 201520796489U CN 205135611 U CN205135611 U CN 205135611U
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- oil pipe
- detection
- housing
- feeler arm
- righting
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Abstract
The utility model discloses an oil pipe and sucker rod collar detection equipment, mainly by oil circuit pipeline assembly, the detecting head assembly, oil pipe sets upright or straight the detection unit and the signal measurement transfer unit four bibliographic categories divides the component, the detecting head assembly is by surveying the axle, survey the gyro wheel, survey the shift fork, the self -lubricating copper sheathing is constituteed, it is by the casing that oil pipe rights the detection unit, the casing end cover, survey the arm, survey the arm end cover, the regulation is right the piston rod and is constituteed, signal measurement transfer unit is by the energy storage ware, energy storage ware mount, pressure sensor constitutes, its useful part: the utility model discloses compact structure, degree of automation is high, can carry out the operation under high pressure or non -pressure two types, is applicable to various sizes cun oil pipe, sucker rod collar's detection, does not influence other heavy -calibres tool's construction operation simultaneously, guarantee the coupling along well head the central axis smoothly through the well head, for coupling detecting device's detection and warning provides accurate information, accord with the HSE requirement.
Description
Technical field
The utility model relates to a kind of control device for oil and gas wells in oil fields, is specifically related to the equipment that a kind of righting for carrying out shaft mouth operation during oil (gas) well underground work and oil pipe or rod collar detect especially.
Background technology
Along with oilfield development process and the prolongation of oil-water well production time, oil-water well maintenance activity is increased, and at present, the oil pipe of onsite application or rod collar sniffer are mostly Purely mechanical structure, mainly there is the problem of following several respects:
1. righting, box cupling Detection results are undesirable, cause collar detecting device correctly can not send warning or control signal;
2. parts wear is comparatively serious, and operating cost increases;
3. can not meet the detection of different bore oil pipe or rod collar, the freely-movable in lubricator of heavy caliber power tool cannot be ensured.
Utility model content
For above-mentioned deficiency, the utility model provides a kind of compact conformation, the oil pipe that easy to operate, automaticity is high and safe and reliable and rod collar detecting devices.
The utility model is achieved through the following technical solutions: primarily of oil circuit pipeline assembly, detecting head assembly, oil pipe righting probe unit and signal measurement transfer unit four part composition, specific as follows:
Described oil pipe righting probe unit is made up of housing, housing end plug, feeler arm, feeler arm end cap, adjustment righting piston rod, wherein said housing is four-way structure, its horizontal two ends through hole stationary housing end cap respectively, each housing end plug extends connection feeler arm all laterally, each feeler arm inside is provided with the hydraulic cylinder cavity of hollow, and feeler arm end cap is fixed in the outer end of feeler arm; Described adjustment righting piston rod is two, each adjustment righting piston rod central authorities are equipped with hydraulic cylinder piston, and two to regulate righting piston rod to seal respectively to be arranged in two feeler arms and hydraulic cylinder piston on it coordinates with the hydraulic cylinder cavity body space in corresponding feeler arm respectively, described hydraulic cylinder piston can horizontally slip in hydraulic cylinder cavity; Described two feeler arm end caps regulating the outer end of righting piston rod all to run through corresponding;
Described detecting head assembly is two groups and symmetrical level is arranged on described enclosure interior, often organize detecting head assembly all primarily of detection axis, detection wheel, detection shift fork composition, detection wheel is installed in the inner of described detection shift fork, outer end is connected with detection axis, and described detection axis is connected by threaded engagement the inner with described adjustment righting piston rod; The detection wheel interval of two groups of detecting head assembly the inners is arranged and is formed clamping station and distance therebetween can be regulated by above-mentioned threaded engagement;
Described signal measurement transfer unit is mainly made up of accumulator, pressure sensor, described accumulator is fixing on the housing, hydraulic cylinder cavity in described two feeler arms all connects and composes hydraulic circuit by described oil circuit pipeline assembly and accumulator, and described pressure sensor is arranged on described hydraulic circuit.
Such scheme can be improved to further:
Preferably, described housing vertical two ends through hole is adpting flange respectively, is namely connected with wellhead assembly (such as preventer) by flange, convenient, quick, is easy to install and dismounting.
Preferably, described housing is fixedly connected with housing end plug by bolt, and described housing end plug and feeler arm are bolted to connection, and described feeler arm end cap is fixed on the outer end of feeler arm by threaded engagement.
Preferably, described detection wheel is fixed on detection shift fork by roll fixed shaft, and is set with self-lubricating copper sheathing between detection wheel and roll fixed shaft.
Preferably, described accumulator to be arranged on accumulator fixed mount and to be bolted on housing.
Preferably, the outer end of described adjustment righting piston rod is square structure, and the convenient end by rotating adjustment righting piston rod of square structure changes the distance between detection wheel, to be adapted to the detection of oil pipe (sucker rod) box cupling of different-diameter.
Then provide the detection method of above-mentioned oil pipe and rod collar detecting devices, it comprises the following steps:
(1) between the blowout preventer set, first the two ends up and down crossing oil pipe and rod collar detecting devices being installed on wellhead assembly respectively by Flange joint; Rotating two afterwards regulates the outer end of righting piston rod to make to move to center main latus rectum direction respectively by the drive two groups of detecting head assemblies that are threaded with it, until the detection wheel of two groups of detecting head assemblies contacts with the surface of oil pipe body respectively, then carry out underground work;
(2), when oil pipe or rod collar and detection take turns contact time, box cupling detection wheel is under oil pipe or rod collar effect, overcome the hydraulic action of oil pipe righting probe unit, drive and regulate righting piston rod outwards to run, force the hydraulic oil in hydraulic cylinder cavity to enter coupled logical accumulator through oil circuit pipeline assembly by hydraulic cylinder piston simultaneously, the pressure of accumulator inside is raised, thus make the pressure sensor senses signal on hydraulic circuit and drive warning device work, open the upper of closed condition or lower preventer makes oil pipe or rod collar pass through smoothly.
The beneficial effects of the utility model are: the utility model compact conformation, automaticity is high, operation can be carried out under high pressure or two states with no pressure, be applicable to the detection of various sizes cun oil pipe, rod collar, do not affect the construction operation of other heavy caliber power tool (bore is less than shaft mouth anti-blowout pipe) simultaneously, ensure that box cupling passes through well head smoothly along well head central axis, both for the Detection And Warning of collar detecting device provides accurate information, again can the expensive implement such as available protecting glue core; Safe and reliable sealing performance, avoids the pollution of open flow to ground, meets HSE requirement.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is duty partial schematic sectional view of the present utility model;
Fig. 3 is detecting head assembly structure schematic diagram of the present utility model;
Fig. 4 is shell structure schematic diagram of the present utility model;
In figure: 1, oil circuit pipeline assembly, 2, pressure sensor, 3, accumulator fixed mount, 4, accumulator, 5,8, feeler arm, 6, housing, 7, housing end plug, 9, feeler arm end cap, 10, regulate righting piston rod, 11, seal group, 12, detection axis, 13, detection wheel, 14, shift fork is detected, 15, self-lubricating copper sheathing, 16, roll fixed shaft, 17, oil pipe body, 18, tubing coupling.
Detailed description of the invention
Below in conjunction with specific embodiment and accompanying drawing, the utility model is described further.
See Fig. 1-4, a kind of oil pipe box cupling detecting devices, form primarily of oil circuit pipeline assembly 1, detecting head assembly, oil pipe righting probe unit and signal measurement transfer unit four part, detecting head assembly is made up of detection axis 12, detection wheel 13, detection shift fork 14, self-lubricating copper sheathing 15, oil pipe righting probe unit is by housing 6, housing end plug 7, feeler arm 5(8), feeler arm end cap 7, regulate righting piston rod 10 to form, signal measurement transfer unit is made up of accumulator 4, accumulator fixed mount 3, pressure sensor 2, its middle shell 6 is linked together by bolt and housing end plug 7, housing end plug 7 and feeler arm 5(8) be bolted on together with, feeler arm end cap 9 utilize be screwed on feeler arm 5(8) one end, regulate hydraulic cylinder piston and feeler arm 5(8 in righting piston rod 10) in hydraulic pressure cavity clearance coordinate, at feeler arm 5(8) in horizontally slip, detecting head assembly is installed with housing 6 inner, and regulate one end of righting piston rod 10 to be connected by screw thread and feeler arm, accumulator 4 is arranged on accumulator fixed mount 3, be bolted on housing 6, accumulator 4 is communicated with the hydraulic pressure cavity on feeler arm 5 (8) by oil circuit pipeline assembly 1, pressure sensor 2 is arranged on hydraulic circuit.
Detection wheel 13 is fixed on detection shift fork 14 by self-lubricating copper sheathing 15, roll fixed shaft 16, and detection shift fork 14 rear end is designed with and can regulates the internal thread of righting piston rod 10 matching ends with feeler arm.
The afterbody of gauge head assembly is connected with adjustment righting piston rod 10 one end by screw thread, the other end regulating righting piston rod 10 is square structure, change distance between detection wheel 13, to be adapted to the tubing coupling 18(rod collar of different-diameter by rotating the end regulating righting piston rod 10) detection.
In housing 6 cavity, symmetry reserves the installing space of detecting head assembly, length and the collar finder center main latus rectum of the detection wheel 13 in this installation detecting head assembly are measure-alike, can adapt to the Measurement accuracy along detection wheel axial direction skew tubing coupling 18.
Hydraulic pressure cavity in oil pipe righting probe unit is directly communicated with accumulator 4, accumulator 4 has certain pressure in normal state, oil pipe righting probe portion is impelled to have certain ability of righting to the oil pipe that left and right offsets, make oil pipe remain at the center of the main latus rectum of detecting devices, tubing coupling 18 can be detected accurately.
During work, first between blowout preventer set the utility model being installed on wellhead assembly by the through hole of upper lower flange, rotate the rotation square regulating righting piston rod 10 end afterwards, the detection axis 12 be threaded connection with it is moved to center main latus rectum direction, drive detection shift fork 14, detection wheel 13 also moves to center main latus rectum direction simultaneously, until detection wheel 13 contacts with the surface of oil pipe body 17, now start operation, when tubing coupling 18 contacts with detection wheel 13, detection wheel 13 is under tubing coupling 18 acts on, overcome the hydraulic action of oil pipe righting probe unit, drive and regulate righting piston rod 10 outwards to run, force the hydraulic oil in piston rod to enter in coupled logical accumulator 4 simultaneously, the pressure of accumulator 4 inside is raised, thus make pressure sensor 2 perceptual signal drive alert operation, open upper (or under) preventer of closed condition, tubing coupling 18 is passed through smoothly, thus the flashboard avoiding tubing coupling 18 and preventer collides, improve security performance and the operating efficiency of operation.
Claims (6)
1. oil pipe and a rod collar detecting devices, is characterized in that: primarily of oil circuit pipeline assembly, detecting head assembly, oil pipe righting probe unit and signal measurement transfer unit four part composition, specific as follows:
Described oil pipe righting probe unit is made up of housing, housing end plug, feeler arm, feeler arm end cap, adjustment righting piston rod, wherein said housing is four-way structure, its horizontal two ends through hole stationary housing end cap respectively, each housing end plug extends connection feeler arm all laterally, each feeler arm inside is provided with the hydraulic cylinder cavity of hollow, and feeler arm end cap is fixed in the outer end of feeler arm; Described adjustment righting piston rod is two, each adjustment righting piston rod central authorities are equipped with hydraulic cylinder piston, and two to regulate righting piston rod to seal respectively to be arranged in two feeler arms and hydraulic cylinder piston on it coordinates with the hydraulic cylinder cavity body space in corresponding feeler arm respectively, described hydraulic cylinder piston can horizontally slip in hydraulic cylinder cavity; Described two feeler arm end caps regulating the outer end of righting piston rod all to run through corresponding;
Described detecting head assembly is two groups and symmetrical level is arranged on described enclosure interior, often organize detecting head assembly all primarily of detection axis, detection wheel, detection shift fork composition, detection wheel is installed in the inner of described detection shift fork, outer end is connected with detection axis, and described detection axis is connected by threaded engagement the inner with described adjustment righting piston rod; The detection wheel interval of two groups of detecting head assembly the inners is arranged and is formed clamping station and distance therebetween can be regulated by above-mentioned threaded engagement;
Described signal measurement transfer unit is mainly made up of accumulator, pressure sensor, described accumulator is fixing on the housing, hydraulic cylinder cavity in described two feeler arms all connects and composes hydraulic circuit by described oil circuit pipeline assembly and accumulator, and described pressure sensor is arranged on described hydraulic circuit.
2. oil pipe according to claim 1 and rod collar detecting devices, is characterized in that: described housing vertical two ends through hole is adpting flange respectively.
3. oil pipe according to claim 1 and rod collar detecting devices, it is characterized in that: described housing is fixedly connected with housing end plug by bolt, described housing end plug and feeler arm are bolted to connection, and described feeler arm end cap is fixed on the outer end of feeler arm by threaded engagement.
4. oil pipe according to claim 1 and rod collar detecting devices, is characterized in that: described detection wheel is fixed on detection shift fork by roll fixed shaft, and is set with self-lubricating copper sheathing between detection wheel and roll fixed shaft.
5. oil pipe according to claim 1 and rod collar detecting devices, is characterized in that: described accumulator to be arranged on accumulator fixed mount and to be bolted on housing.
6. oil pipe according to claim 1 and rod collar detecting devices, is characterized in that: the outer end of described adjustment righting piston rod is square structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520796489.8U CN205135611U (en) | 2015-10-16 | 2015-10-16 | Oil pipe and sucker rod collar detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520796489.8U CN205135611U (en) | 2015-10-16 | 2015-10-16 | Oil pipe and sucker rod collar detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205135611U true CN205135611U (en) | 2016-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520796489.8U Expired - Fee Related CN205135611U (en) | 2015-10-16 | 2015-10-16 | Oil pipe and sucker rod collar detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205135611U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317426A (en) * | 2015-10-16 | 2016-02-10 | 山东胜利石油装备产业技术研究院 | Oil pipe and sucker rod coupling detection equipment and detecting method |
| CN107091083A (en) * | 2017-06-23 | 2017-08-25 | 河北新铁虎石油机械有限公司 | Tubing coupling and tool segment detector |
-
2015
- 2015-10-16 CN CN201520796489.8U patent/CN205135611U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317426A (en) * | 2015-10-16 | 2016-02-10 | 山东胜利石油装备产业技术研究院 | Oil pipe and sucker rod coupling detection equipment and detecting method |
| CN105317426B (en) * | 2015-10-16 | 2018-08-31 | 山东胜利石油装备产业技术研究院 | A kind of oil pipe and rod collar detecting devices and detection method |
| CN107091083A (en) * | 2017-06-23 | 2017-08-25 | 河北新铁虎石油机械有限公司 | Tubing coupling and tool segment detector |
| CN107091083B (en) * | 2017-06-23 | 2020-05-05 | 河北新铁虎石油机械有限公司 | Tubing coupling and tool section detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20181016 |