CN222279612U - Device for measuring internal thread tight distance of petroleum drill pipe joint - Google Patents
Device for measuring internal thread tight distance of petroleum drill pipe joint Download PDFInfo
- Publication number
- CN222279612U CN222279612U CN202421126017.7U CN202421126017U CN222279612U CN 222279612 U CN222279612 U CN 222279612U CN 202421126017 U CN202421126017 U CN 202421126017U CN 222279612 U CN222279612 U CN 222279612U
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- threaded rod
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- measuring
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- 239000003208 petroleum Substances 0.000 title claims description 17
- 238000005259 measurement Methods 0.000 claims description 8
- 238000005553 drilling Methods 0.000 abstract description 5
- 210000003128 head Anatomy 0.000 description 13
- 238000005457 optimization Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000011295 pitch Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model relates to the technical field of oil drilling, in particular to an internal thread compact distance measuring device for an oil drill pipe joint, which comprises a base and a mounting seat fixedly mounted on the top of the base, wherein a movable seat is movably mounted above the base. The first threaded rod is driven to rotate through the first adjusting head, the movable seat moves downwards along the fixed column, the workpiece is enabled to be close to the fixed pointer and the movable pointer, the second threaded rod is driven to rotate through the second adjusting head, the movable block drives the support frame to move, the support frame drives the digital micrometer main body to move with the fixed pointer, the fixed pointer can directly face one thread outside the workpiece, then the movable pointer is adjusted through the knob corresponding to the movable pointer, the movable pointer directly faces the adjacent thread outside the workpiece, measured data can be displayed through the display screen, and the accuracy of the measuring device for measuring the thread tight distance of the workpiece is improved.
Description
Technical Field
The utility model relates to the technical field of oil drilling, in particular to a device for measuring the tight distance of internal threads of an oil drill pipe joint.
Background
In the oil drilling industry, drill pipe joints are key components for connecting drill pipes, and the tight pitch of internal threads plays a critical role in the stability and tightness of the drill pipes. With the continuous development of oil drilling technology, the requirements on the measurement precision and efficiency of the tight distance of the internal thread of the drill rod joint are increasingly improved.
The traditional measuring method generally adopts tools such as a vernier caliper and a screw micrometer to carry out manual measurement, and the method has the problems of low measuring precision, complex operation, low measuring efficiency and the like, and cannot meet the high requirements of the modern petroleum drilling industry on the performance of the drill rod joint.
Most of the existing measuring devices rely on manual handheld operation, particularly when measuring screw pitches, the devices are difficult to stably fix measuring tools, so that shaking easily occurs in the measuring process, the shaking can directly influence the accuracy of measured data, and errors easily occur when the measuring tools such as a micrometer and the like are used for reading due to finer reading display and smaller size, and the visual inaccuracy can further enlarge the error range of measured values, so that the accuracy of a final measuring result is influenced.
Disclosure of utility model
The utility model aims to provide a device for measuring the tight distance of internal threads of an oil drill pipe joint, which has the characteristics of measuring accuracy and reducing the reading error of naked eyes.
The technical scheme is that the device comprises a base and an installation seat fixedly installed on the top of the base, wherein a movable seat is movably installed above the base, an arc-shaped placing groove is formed in the upper surface of the movable seat, a workpiece for measurement is placed on the top of the arc-shaped placing groove, a first threaded rod is rotatably installed on the top of the base, a first adjusting head is fixedly installed on the top of the first threaded rod, the first threaded rod is in threaded sleeve connection with the movable seat, a movable block is movably installed above the installation seat, a supporting frame is fixedly installed on the top of the movable block, a digital micrometer main body is fixedly installed at one end of the supporting frame away from the movable block, a fixed pointer is fixedly installed at one end of the digital micrometer main body, a movable pointer corresponding to the fixed pointer is arranged above the digital micrometer main body, and a display screen for displaying measured data is arranged in front of the digital micrometer main body.
In order to facilitate vertical adjustment, the internal thread tight distance measuring device for the petroleum drill pipe joint is preferable in the utility model, wherein four fixed columns are fixedly arranged on the top of the base, and the fixed columns are slidably arranged with the movable seat.
In order to facilitate fixation, the utility model is preferable as an internal thread tight distance measuring device of the petroleum drill pipe joint, wherein a clamping cover for positioning the workpiece is arranged above the movable seat, and a rubber block in pressing contact with the workpiece is fixedly arranged at the bottom of the clamping cover.
In order to facilitate positioning and fixing, the device for measuring the internal thread close distance of the petroleum drill pipe joint is preferable, wherein two movable columns are fixedly arranged at the bottom of the clamping cover, the movable columns are in sliding sleeve joint with the movable seat, and springs are sleeved on the outer sides of the movable columns.
In order to facilitate horizontal adjustment, as an internal thread tight distance measuring device for the petroleum drill rod joint, the utility model is preferable in that two support columns are fixedly arranged on the inner side of the mounting seat, a second threaded rod is rotated on the inner side of the mounting seat, one end of the second threaded rod is fixedly provided with a second adjusting head, and the second threaded rod is positioned between the two support columns.
In order to facilitate adjustment, the internal thread tight distance measuring device for the petroleum drill pipe joint is preferable, wherein the support column is in sliding sleeve joint with the movable block, and the movable block is in threaded sleeve joint with the second threaded rod.
In order to facilitate alignment measurement, the device for measuring the internal thread close distance of the petroleum drill pipe joint is preferable, wherein the digital display micrometer main body is positioned below the movable seat, and the fixed pointer and the movable pointer are corresponding to a workpiece.
Compared with the prior art, the utility model has the following beneficial effects:
The first threaded rod is driven to rotate through rotating the first adjusting head, the movable seat moves downwards along the fixed column, the workpiece is enabled to be close to the fixed pointer and the movable pointer, the second threaded rod is driven to rotate through rotating the second adjusting head, the movable block drives the support frame to move, the support frame drives the digital display micrometer main body and the fixed pointer to move, the fixed pointer can directly face the outer thread of the workpiece, then the rotary knob corresponding to the movable pointer is rotated to adjust the position of the movable pointer, the movable pointer directly faces the outer adjacent thread of the workpiece, measured data can be displayed through the display screen, the error of reading is reduced by naked eyes of workers, and the accuracy of measuring the thread tight distance of the workpiece by the measuring device can be improved through fixing the measuring device.
Drawings
FIG. 1 is a right top perspective view of the present utility model;
FIG. 2 is a left side perspective view of the present utility model;
FIG. 3 is a rear top perspective view of the present utility model;
Fig. 4 is a partial construction diagram of the present utility model.
In the figure, 1, a base, 2, a mounting seat, 3, a movable seat, 4, a fixed column, 5, a clamping cover, 6, a rubber block, 7, a movable column, 8, a first threaded rod, 9, a first adjusting head, 10, a digital display micrometer main body, 11, a workpiece, 12, a spring, 13, an arc-shaped placing groove, 14, a supporting column, 15, a second threaded rod, 16, a second adjusting head, 17, a movable block, 18, a supporting frame, 19, a fixed pointer, 20, a movable pointer, 21 and a display screen.
Detailed Description
Referring to fig. 1 to 4, an apparatus for measuring the tight distance of internal threads of a petroleum drill rod joint comprises a base 1, a mounting seat 2 fixedly mounted on the top of the base 1, a movable seat 3 movably mounted above the base 1, an arc-shaped placing groove 13 formed in the upper surface of the movable seat 3, a workpiece 11 for measurement placed on the top of the arc-shaped placing groove 13, a first threaded rod 8 rotatably mounted on the top of the base 1, a first adjusting head 9 fixedly mounted on the top of the first threaded rod 8, a supporting frame 18 fixedly mounted on the top of the movable block 17, a digital micrometer body 10 fixedly mounted on one end of the supporting frame 18 far from the movable block 17, a fixed pointer 19 fixedly mounted on one end of the digital micrometer body 10, a movable pointer 20 corresponding to the fixed pointer 19 and a display screen 21 for displaying measurement data in front of the digital micrometer body 10.
In the embodiment, the workpiece 11 to be measured can be placed in the arc-shaped placing groove 13 through the arrangement of the arc-shaped placing groove 13, the first adjusting head 9 is rotated to drive the first threaded rod 8 to rotate, the movable seat 3 moves downwards along the fixed column 4, the fixed pointer 19 and the movable pointer 20 approach the adjacent threads outside the workpiece 11, and then the quota digital display micrometer body 10 is used, so that the accurate measured value can be displayed through the display screen 21, and the error generated by the reading of naked eyes of a person is effectively reduced.
As a technical optimization scheme of the utility model, four fixed columns 4 are fixedly arranged at the top of the base 1, and the fixed columns 4 and the movable seat 3 are slidably arranged.
In the embodiment, four fixed columns 4 are fixedly arranged at the top of the base 1, so that the movable seat 3 can stably move along the fixed columns 4 in the vertical direction.
As a technical optimization scheme of the utility model, a clamping cover 5 for positioning a workpiece 11 is arranged above a movable seat 3, a rubber block 6 which is in contact with the workpiece 11 is fixedly arranged at the bottom of the clamping cover 5, two movable columns 7 are fixedly arranged at the bottom of the clamping cover 5, the movable columns 7 are in sliding sleeve joint with the movable seat 3, and a spring 12 is sleeved at the outer side of the movable columns 7.
In the embodiment, the rubber block 6 which is in contact with the workpiece 11 is fixedly arranged at the bottom of the clamping cover 5, so that the movable column 7 drives the clamping cover 5 to move downwards under the elastic action of the spring 12, the rubber block 6 can extrude and fix the workpiece 11, and the stability of the workpiece 11 placed in the arc-shaped placing groove 13 is ensured.
As a technical optimization scheme of the utility model, two support columns 14 are fixedly arranged on the inner side of the mounting seat 2, a second threaded rod 15 is rotated on the inner side of the mounting seat 2, a second adjusting head 16 is fixedly arranged at one end of the second threaded rod 15, the second threaded rod 15 is positioned between the two support columns 14, the support columns 14 are in sliding sleeve joint with a movable block 17, and the movable block 17 is in threaded sleeve joint with the second threaded rod 15.
In the embodiment, one end of the second threaded rod 15 is fixedly provided with the second adjusting head 16, so that the second threaded rod 15 is conveniently driven to rotate by rotating the second adjusting head 16, and the corresponding movable block 17 is driven to slide along the support column 14 in the horizontal direction, so that the support frame 18 can be driven to move by the movable block 17, the digital display micrometer main body 10 fixedly arranged at one end of the support frame 18 moves, the fixed pointer 19 is adjusted to be aligned with the external threads of the workpiece 11, and the knob corresponding to the movable pointer 20 is rotated to be aligned with the external adjacent threads of the workpiece 11, so that the measuring operation is facilitated.
As a technical optimization scheme of the utility model, the digital display micrometer body 10 is positioned below the movable seat 3, and the fixed pointer 19 and the movable pointer 20 correspond to the workpiece 11.
In the embodiment, the fixed pointer 19 and the movable pointer 20 are corresponding to the workpiece 11, so that the fixed pointer 19 and the movable pointer 20 can conveniently align adjacent threads outside the workpiece 11, and the digital micrometer body 10 can be used for measuring and reading.
When the digital micrometer body 10 is used, the clamping cover 5 is lifted firstly, the workpiece 11 is placed in the arc-shaped placing groove 13, the clamping cover 5 is loosened, then the rubber block 6 at the bottom of the clamping cover 5 is in contact extrusion with the workpiece 11 under the elastic action of the spring 12, the workpiece 11 is fixed, then the first threaded rod 8 is driven to rotate by rotating the first adjusting head 9, the movable seat 3 moves downwards along the fixed column 4, the adjacent threads outside the workpiece 11 are approached by the fixed pointer 19 and the movable pointer 20, then the second threaded rod 15 is driven to rotate by rotating the second adjusting head 16, the corresponding movable block 17 is driven to perform sliding motion in the horizontal direction along the supporting column 14, the supporting frame 18 can be driven to move by the movable block 17, the digital micrometer body 10 fixedly installed at one end of the supporting frame 18 is enabled to perform movement, the fixed pointer 19 is adjusted to be aligned with the external threads of the workpiece 11, then the measured numerical value is displayed by rotating the knob corresponding to be aligned with the threads adjacent to the outside the workpiece 11, and reading is performed by the display screen 21.
Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to description of the specification and the drawings, specific connection modes of the parts adopt conventional means such as mature rivets and welding in the prior art, machines, parts and equipment adopt conventional types in the prior art, circuit connection adopts conventional connection modes in the prior art, details are not described in detail herein, and all electric equipment in the utility model is powered by an external power supply.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421126017.7U CN222279612U (en) | 2024-05-22 | 2024-05-22 | Device for measuring internal thread tight distance of petroleum drill pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421126017.7U CN222279612U (en) | 2024-05-22 | 2024-05-22 | Device for measuring internal thread tight distance of petroleum drill pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222279612U true CN222279612U (en) | 2024-12-31 |
Family
ID=93987455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421126017.7U Active CN222279612U (en) | 2024-05-22 | 2024-05-22 | Device for measuring internal thread tight distance of petroleum drill pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222279612U (en) |
-
2024
- 2024-05-22 CN CN202421126017.7U patent/CN222279612U/en active Active
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