CN206860098U - Drilling tool vibration displacement test device - Google Patents
Drilling tool vibration displacement test device Download PDFInfo
- Publication number
- CN206860098U CN206860098U CN201720605146.8U CN201720605146U CN206860098U CN 206860098 U CN206860098 U CN 206860098U CN 201720605146 U CN201720605146 U CN 201720605146U CN 206860098 U CN206860098 U CN 206860098U
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- CN
- China
- Prior art keywords
- displacement
- baffle
- support
- ring
- half ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 112
- 238000005553 drilling Methods 0.000 title claims abstract description 28
- 238000012360 testing method Methods 0.000 title claims abstract description 24
- 238000009434 installation Methods 0.000 claims description 2
- 210000002445 nipple Anatomy 0.000 abstract description 4
- 230000006698 induction Effects 0.000 abstract description 2
- 230000004888 barrier function Effects 0.000 abstract 4
- 238000001514 detection method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Earth Drilling (AREA)
Abstract
Include being sleeved on the displacement support that instrument is fixed on pipe nipple and the barrier support for being sleeved on movement of tool pipe nipple the utility model discloses a kind of drilling tool vibration displacement test device；Displacement transducer is provided with displacement support, baffle plate is provided with barrier support；Displacement support and barrier support include split being two-part two semi-loops, and radially side extends formed with connector at the both ends of each semi-ring；Displacement cantilever tip is provided with a displacement transducer, and barrier support top is provided with a baffle plate being made up of bar shaped transverse slat and riser, and the riser of baffle plate is located at the offside of the displacement induction end of sensor.The drilling tool vibration displacement test device is simple and reasonable, easy to use, and it is used to measure the drilling tool displacement in a state of use that can provide vibration force, and the instrument of determination can be provided whether thrust can meet site operation requirement.
Description
Technical Field
The utility model relates to an oil drilling instrument technical field, in particular to drilling instrument vibration displacement testing arrangement.
Background
Along with the transfer of oil and gas drilling to the fields of deep wells, ultra-deep wells, high-pressure oil and gas wells, ocean deep water drilling and the like, the complex conditions faced by drilling engineering are more and more, and along with the increase of wells with complex structures and the requirement of overall speed increase, the use of tools for improving the mechanical drilling rate, such as hydraulic oscillators, rotary impactors and the like, is increasingly increased, so that the drilling period is effectively shortened. For the above-mentioned well tool capable of providing a vibratory thrust, the displacement amount is one of the important parameters of the tool. The acceleration of the tool is correspondingly obtained by measuring the displacement variation of the tool in the using state, so that the thrust which can be provided by the tool is obtained, and whether the tool meets the requirements of site construction or not is judged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple effective well drilling instrument vibration displacement testing arrangement who carries out the measurement to well drilling instrument vibration displacement.
Therefore, the utility model discloses technical scheme as follows:
a well drilling tool vibration displacement testing device comprises a displacement support sleeved on a tool fixing short section and a baffle support sleeved on a tool moving short section; a displacement sensor is arranged on the displacement support, and a baffle is arranged on the baffle support; wherein,
the displacement support comprises an upper displacement semi-ring and a lower displacement semi-ring which are split into two parts, and both ends of the upper displacement semi-ring and the lower displacement semi-ring extend outwards in the radial direction to form a first connecting piece; the top end of the upper displacement semi-ring is provided with a sensor fixing frame, and the sensor fixing frame is provided with a radial through hole for mounting the displacement sensor;
the baffle plate bracket comprises an upper baffle plate half ring and a lower baffle plate half ring which are split into two parts, and both ends of the upper baffle plate half ring and the lower baffle plate half ring extend outwards in the radial direction to form a second connecting piece; a fixed block is arranged at the top end of the upper baffle semi-ring, and an axial blind hole for fixing the displacement sensor is formed in the top surface of the fixed block;
the baffle is by the bar diaphragm with certainly the riser that axial downwardly extending formed is followed to bar diaphragm one end constitutes, and is being close to a bar diaphragm other end tip has seted up a bar screw, makes the baffle is fixed through the fix with screw in bar screw and axial blind hole on the fixed block, the riser of baffle is located the offside of the displacement response end of sensor.
Further, the displacement sensor is an eddy current type displacement sensor.
Furthermore, a first buffer ring and a second buffer ring are respectively covered on the inner walls of the annular bodies of the displacement bracket and the baffle bracket.
Furthermore, two first connecting pieces and two second connecting pieces which are positioned on the same side are respectively provided with an axial through hole which is communicated along the axial direction, so that the displacement support and the baffle support are respectively fixed on the outer sides of the fixed short section and the moving short section of the tool through bolts and nuts matched with the bolts, wherein the bolts are inserted into the axial through holes of the two first connecting pieces on each side and the axial through holes of the two second connecting pieces on each side between the upper displacement semi-ring and the lower displacement semi-ring and between the upper baffle semi-ring and the lower baffle semi-ring.
Furthermore, a spring washer is respectively arranged between the first connecting piece of the lower displacement semi-ring and the nut and between the second connecting piece of the lower baffle semi-ring and the nut, so that the anti-loosening effect is achieved.
Furthermore, a through groove is formed in the top surface of the fixing block along the installation direction of the baffle, so that the baffle is prevented from being subjected to position deviation due to vibration in the test process, and errors of measurement data of the displacement sensor are avoided.
Furthermore, a buffer gasket for shock absorption is arranged between the displacement sensor and the sensor fixing frame.
The drilling tool vibration displacement testing device is simple and reasonable in structure and convenient to use, is used for measuring the displacement of the drilling tool capable of providing the vibration thrust in the use state, and determines whether the thrust provided by the tool can meet the site construction requirements.
Drawings
Fig. 1 is a schematic structural view of the drilling tool vibration displacement testing device of the present invention;
fig. 2 is a schematic structural view of the drilling tool vibration displacement testing device of the present invention;
fig. 3 is a schematic structural view of the drilling tool vibration displacement testing device of the present invention;
fig. 4 is a schematic structural view of the drilling tool vibration displacement testing device of the present invention.
Detailed Description
The present invention will be further described with reference to the following drawings and specific examples, but the following examples are by no means limiting the present invention.
Fig. 1 shows a device for testing the vibration displacement of a drilling tool, which is used for measuring the telescopic displacement variable of a moving short joint 6 relative to a fixed short joint 5 when a hydraulic oscillator zai works; specifically, the device comprises a displacement bracket 1 and a baffle bracket 2, wherein the displacement bracket 1 and the baffle bracket 2 are respectively sleeved on the outer side of a hydraulic oscillator fixing short section 5 and the outer side of a hydraulic oscillator moving short section 6.
The displacement support 1 comprises an upper displacement half ring 101 and a lower displacement half ring 102 which are split into two parts; a first connecting member 105 is formed by extending radially outward from both ends of the upper and lower displacement half rings 101 and 102; two first connecting pieces 105 on the same side are respectively provided with an axial through hole which is communicated with each other along the axial direction, so that the upper displacement half ring 101 and the lower displacement half ring 102 are arranged on a bolt nut through bolts respectively inserted in the axial through holes of the two first connecting pieces 105 on each side and screwed on the bolts, a nylon spring washer is arranged between the first connecting pieces 105 and the nut, and the displacement support 1 is sleeved and fixed on the outer side of the fastening fixed short section 5 of the tool.
Go up displacement semi-ring 101 top and be provided with a sensor mount 103, it is a vertical setting and fixes the square board on last displacement semi-ring 101 top surface, has seted up a radial through-hole 106 from square board center, makes the mounting screw of displacement sensor 4 stiff end install on the sensor mount 103 one side face towards motion nipple 6 through radial through-hole 106 and through twisting the nut of dress on the mounting screw on the opposite side face, makes and passes displacement sensor 4 to fix at sensor mount 103, and its displacement induction end is towards motion nipple 6 direction. Wherein, the displacement sensor 4 adopts an eddy current type displacement sensor, and a rubber buffer gasket is arranged between the displacement sensor 4 and the sensor fixing frame 103.
The baffle bracket 2 comprises an upper baffle half ring 201 and a lower baffle half ring 202 which are divided into two parts; a second connecting member 205 is formed by extending radially outward from both ends of the upper baffle half ring 201 and the lower baffle half ring 202; two second connecting pieces 205 positioned on the same side are respectively provided with an axial through hole which is communicated with each other along the axial direction, so that the upper baffle half ring 201 and the lower baffle half ring 202 are arranged on the bolt through the bolt which is respectively inserted in the two axial through holes of the second connecting pieces 205 on each side and the nut which is screwed on the bolt, and a nylon spring washer is arranged between the second connecting pieces 205 and the nut, so that the baffle bracket 2 is sleeved and fastened on the outer side of the moving short section 6 of the tool.
The top end of the upper baffle half ring 201 is provided with a fixed block 203, and an axial blind hole 206 is formed in the center of the top surface of the fixed block 203; a baffle 3 is arranged on the fixed block 203; specifically, the baffle 3 is composed of a strip-shaped transverse plate and a vertical plate which is formed by extending downwards from one end of the strip-shaped transverse plate along the axial direction, and a strip-shaped screw hole 301 is formed in the end face close to the other end of the strip-shaped transverse plate, so that the baffle 3 can adjust the relative positions of the strip-shaped screw hole 301 and the axial blind hole 206 to adjust the spacing distance of the vertical plate relative to the displacement sensor 4; the baffle 3 is fixed on the fixing block 203 through screws arranged on the strip-shaped screw holes 301 and the axial blind holes 206, and the vertical plate of the baffle 3 is positioned at the opposite side of the displacement sensor 4. A through groove 207 which is consistent with the installing direction of the baffle 3 is formed in one side of the top surface of the fixing block 203, so that the baffle 3 is arranged in the through groove 207, and the baffle 3 is prevented from deviating due to vibration in the test process, and errors of the measurement data of the displacement sensor 4 are avoided. .
A layer of first buffer ring 104 and a layer of second buffer ring 204 with the thickness of 2mm are respectively covered on the inner walls of the annular bodies of the displacement bracket 1 and the baffle bracket 2, namely the inner side wall surface contacted with the outer wall of the tool to be tested; the two buffer rings are made of rubber and are arranged on the inner walls of the two semi-rings of the displacement support 1 and the baffle support 2 respectively in a form of being split into two parts, so that the shock absorption and the skid prevention are realized.
The measuring range of the displacement sensor is selected according to the oscillation displacement of the measured tool, and the distance between the vertical plate of the baffle 3 and the displacement detection end of the displacement sensor 4 is adjusted to ensure that the distance between the vertical plate of the baffle 3 and the displacement detection end of the displacement sensor 4 is always kept in the detection range during the displacement change of the hydraulic oscillator in the working state.
The drilling tool vibration displacement testing device is suitable for measuring the corresponding displacement variation of a drilling tool which can provide vibration thrust, such as a hydraulic oscillator, a rotary impactor and the like which are newly delivered from a factory and finish one-time underground construction, so as to judge whether the working acceleration of the tool can ensure that the tool provides the corresponding thrust.
The specific operation method comprises the following steps: arranging a fixed short section 5 of a tool to be tested on a clamping frame, and horizontally arranging the tool to be tested; then, respectively sleeving a displacement support 1 and a baffle support 2 on the outer side of a fixed short section 5 and the outer side of a moving short section 6 of the tool to be detected, and simultaneously adjusting the arrangement positions and the spacing distance of a baffle 3 and a displacement sensor 4 to ensure that the spacing distance between a displacement sensing end of the displacement sensor 4 and a vertical plate is within the displacement detection range of the displacement sensor 4; finally, connecting pipelines at two sides of the tool to be detected and enabling the tool to be detected to start working, detecting oscillation displacement data of the tool in real time by the displacement sensor 4, and transmitting the data to a computer for subsequent judgment; and (5) judging a result: if the measured test curve of the tool after being newly delivered from a factory or being constructed underground is abnormally fluctuated, and the numerical value cannot reach the vibration displacement of the tool, the tool is proved to have a problem and needs to be maintained.
Claims (7)
1. A drilling tool vibration displacement testing device is characterized by comprising a displacement support (1) sleeved on a tool fixing short section and a baffle support (2) sleeved on a tool moving short section; a displacement sensor (4) is arranged on the displacement support (1), and a baffle (3) is arranged on the baffle support (2); wherein,
the displacement support (1) comprises an upper displacement half ring (101) and a lower displacement half ring (102) which are split into two parts, and two ends of the upper displacement half ring (101) and two ends of the lower displacement half ring (102) extend outwards in the radial direction to form a first connecting piece (105); a sensor fixing frame (103) is arranged at the top end of the upper displacement half ring (101), and a radial through hole (106) for mounting the displacement sensor (4) is formed in the sensor fixing frame (103);
the baffle plate bracket (2) comprises an upper baffle plate half ring (201) and a lower baffle plate half ring (202) which are divided into two parts, and both ends of the upper baffle plate half ring (201) and both ends of the lower baffle plate half ring (202) extend outwards in the radial direction to form second connecting pieces (205); a fixed block (203) is arranged at the top end of the upper baffle semi-ring (201), and an axial blind hole (206) for fixing the displacement sensor (4) is formed in the top surface of the fixed block (203);
baffle (3) by the bar diaphragm with certainly bar diaphragm one end constitutes along the riser that axial downwardly extending formed, and is being close to bar diaphragm other end tip has seted up a bar screw (301), makes baffle (3) fix with screw in through fixing in bar screw (301) and axial blind hole (206) on fixed block (203), the riser of baffle (3) is located the offside of the displacement response end of sensor (4).
2. The well tool vibratory displacement test apparatus of claim 1, wherein the displacement sensor (4) is an eddy current displacement sensor.
3. The well tool vibration displacement test device according to claim 1, characterized in that a first cushion ring (104) and a second cushion ring (204) are respectively coated on the inner wall of the annular body of the displacement support (1) and the baffle support (2).
4. The well tool vibration displacement testing device of claim 1, wherein two first connecting pieces (105) and two second connecting pieces (205) which are positioned on the same side are axially provided with communicated axial through holes, so that the displacement support (1) and the baffle support (2) are respectively fixed on the outer sides of a fixed short section and a movable short section of a tool through bolts and nuts matched with the bolts, wherein the bolts are inserted into the axial through holes of the two first connecting pieces (105) on each side and the axial through holes of the two second connecting pieces (205) on each side between the upper displacement half ring (101) and the lower displacement half ring (102) and between the upper baffle half ring (201) and the lower baffle half ring (202).
5. The drilling tool vibratory displacement test apparatus of claim 4, wherein a spring washer is disposed between the first connector (105) of the lower displacement half-ring (102) and the nut and between the second connector (205) of the lower baffle half-ring (202) and the nut.
6. The drilling tool vibrodisplacement testing device of claim 1, wherein a through slot (207) is opened on the top surface of the fixed block (203) along the installation direction of the baffle (3).
7. The drilling tool vibrodisplacement testing device of claim 1, wherein a cushion washer is disposed between the displacement transducer (4) and the transducer holder (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720605146.8U CN206860098U (en) | 2017-05-27 | 2017-05-27 | Drilling tool vibration displacement test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720605146.8U CN206860098U (en) | 2017-05-27 | 2017-05-27 | Drilling tool vibration displacement test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206860098U true CN206860098U (en) | 2018-01-09 |
Family
ID=60825788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720605146.8U Expired - Fee Related CN206860098U (en) | 2017-05-27 | 2017-05-27 | Drilling tool vibration displacement test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206860098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111119740A (en) * | 2019-11-14 | 2020-05-08 | 中石化石油工程技术服务有限公司 | Hydraulic oscillator induction assembly |
-
2017
- 2017-05-27 CN CN201720605146.8U patent/CN206860098U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111119740A (en) * | 2019-11-14 | 2020-05-08 | 中石化石油工程技术服务有限公司 | Hydraulic oscillator induction assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 Termination date: 20210527 |
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| CF01 | Termination of patent right due to non-payment of annual fee |