CN111486764A - Positioning inspection tool and method for drill rod key bar of rotary drilling rig - Google Patents
Positioning inspection tool and method for drill rod key bar of rotary drilling rig Download PDFInfo
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- CN111486764A CN111486764A CN202010453898.3A CN202010453898A CN111486764A CN 111486764 A CN111486764 A CN 111486764A CN 202010453898 A CN202010453898 A CN 202010453898A CN 111486764 A CN111486764 A CN 111486764A
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- 238000007689 inspection Methods 0.000 title claims abstract description 35
- 238000005553 drilling Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000009826 distribution Methods 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
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Abstract
The invention relates to the technical field of drill rod manufacturing, and particularly discloses a positioning inspection tool and a positioning inspection method for drill rod keys of a rotary drilling rig. The tool and the method for installing and inspecting the drill rod key bars are convenient to operate and maintain, the outer wall of the drill rod is equally divided through the equal divider, the equal distribution of the key bar groups is realized, the accuracy of the equal distribution of the key bar groups is detected through the inspection equal divider, the accuracy of the key distribution of the drill rod and the working efficiency of the key distribution of the drill rod are greatly improved particularly during batch operation, the manufacturing cost is reduced, and the phenomenon that the drill rod is cracked or fractured due to uneven key distribution of the drill rod is avoided.
Description
Technical Field
The invention relates to the technical field of drill rod manufacturing, in particular to a positioning inspection tool and a positioning inspection method for a drill rod key bar of a rotary drilling rig.
Background
The rotary drilling rig is often required to be used in the engineering construction process, and the length of a drill rod of the rotary drilling rig is required to be adjusted according to the construction requirement in the using process, so that the rotary drilling rig is different in length, and a mode that a plurality of sections of rod pipes are sleeved layer by layer is usually adopted. When the drill rod key sleeve is in work, the inner key of the key sleeve of the upper section of the drill rod slides in the slide way of the lower section of the drill rod, so that the drill rods stretch out layer by layer, and the drill rod key strips are required to be arranged on the section rods in an equal way; when the key distribution can not be carried out at equal time, the stress of the key strips and the pressure increasing and releasing points is uneven, the abrasion is accelerated, the service life of the drill rod is shortened, and the drill rod is cracked or broken when the key distribution is more serious, so that the engineering progress is influenced. Therefore, the key bar equal division arrangement in key arrangement is particularly important. At present, the common halving mode is to mark a line on the surface of a joint rod pipe, and align and install a key strip according to the line, so that the requirement on the skill of an operator is high, and the labor cost is high.
Disclosure of Invention
The invention provides a mounting and inspecting tool and method for a key bar of a drill rod of a rotary drilling rig.
In order to solve the problems, the invention provides a positioning and inspecting tool for a drill rod key bar of a rotary drilling rig, which comprises a key bar positioning tool and a key bar inspecting tool, wherein the key bar positioning tool is used for positioning three key bar groups comprising a main key bar and a plurality of auxiliary key bars on the outer wall of a drill rod, and the key bar inspecting tool is used for sleeving the drill rod to inspect the distribution uniformity of the three key bar groups;
the key bar positioning tool comprises a main divider and a plurality of auxiliary dividers, the main divider is used for positioning a main key bar, the auxiliary dividers are used for positioning a plurality of auxiliary key bars, the main divider and the auxiliary dividers are both of circular arc structures, and the radians of the main divider and the auxiliary dividers are the same as the outer diameter of the drill rod;
the key bar inspection tool is a disc equal division checker, three slide inspection parts equally divided along an inner diameter circumference method are arranged on the inner wall of the disc equal division checker, a key groove is formed between every two adjacent slide inspection parts, and the width of the key groove is equal to that of each key bar group.
Further, the arc length of the main equal divider is the distance between the main key bars of the two key bar groups.
Furthermore, the number of the auxiliary equally-dividing devices is one, the number of the corresponding auxiliary keybars is also one, the arc length of each auxiliary equally-dividing device is the distance between the main keybars and the auxiliary keybars of the two adjacent groups of keybar groups, and the arc length of each auxiliary equally-dividing device is equal to the width of the slide way inspection part on the disk equally-dividing inspector.
Furthermore, the number of the auxiliary equally dividing devices is two, namely a first auxiliary equally dividing device and a second auxiliary equally dividing device, the number of the corresponding auxiliary keybars is also two, namely a first auxiliary keybar adjacent to the main keybar and a second auxiliary keybar far away from the main keybar,
the arc length of the first auxiliary equally divider is the distance between the main key bar of the second group and the first auxiliary key bar of the first group in the two adjacent groups of key bar groups;
the arc length of the second auxiliary equally divider is the distance between the main key bar of the second group and the second auxiliary key bar of the first group in the two adjacent groups of key bar groups;
the width of the slide testing part on the disc equal-dividing tester is equal to the arc length of the second auxiliary equal-dividing tester.
The invention also provides a positioning inspection method of the drill rod key bar of the rotary drilling rig, which uses the positioning inspection tool of the drill rod key bar of the rotary drilling rig and comprises the following specific steps:
s1, welding the main key bars of the first group of key bar groups to the outer wall of the drill rod;
s2, positioning and fixing the main key bars of the second group of key bar groups by adopting a main divider on the basis of the main key bars of the first group of key bar groups;
s3, positioning and fixing the auxiliary keybars of the first group of keybar groups by adopting an auxiliary divider on the basis of the main keybars of the second group of keybar groups;
s4, positioning and fixing the main key bars of the third group of key bar groups by adopting a main divider on the basis of the main key bars of the second group of key bar groups;
s5, positioning and fixing the auxiliary keybars of the second group of keybar groups by adopting an auxiliary divider on the basis of the main keybars of the third group of keybar groups;
s6, positioning and fixing the auxiliary key bars of the third group of key bar groups by adopting an auxiliary equally dividing device on the basis of the main key bars of the first group of key bar groups;
and S7, after the three groups of key strip groups are positioned and fixed, sleeving the disc equant checker on the drill rod from one end of the drill rod, clamping the three key grooves on the disc equant checker on the three groups of key strip groups to slide, and if no blockage exists, determining that the key strips are qualified in installation.
Furthermore, the main equal divider is arranged between the main key bars, one end of the main equal divider is clung to the main key bars of one group of key bar groups, and the other end of the main equal divider is clung to the main key bars of the other group of key bar groups.
Furthermore, the auxiliary equally divider is arranged between the main key bar and the auxiliary key bar, one end of the auxiliary equally divider is clung to the main key bar, and the other end of the auxiliary equally divider is clung to the auxiliary key bar.
The invention has the beneficial effects that: the tool and the method for installing and inspecting the drill rod key bars are convenient to operate and maintain, the outer wall of the drill rod is equally divided through the equal divider, the equal distribution of the key bar groups is realized, the accuracy of the equal distribution of the key bar groups is detected through the inspection equal divider, the accuracy of the key distribution of the drill rod and the working efficiency of the key distribution of the drill rod are greatly improved particularly during batch operation, the manufacturing cost is reduced, and the phenomenon that the drill rod is cracked or fractured due to uneven key distribution of the drill rod is avoided.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of the present invention (the primary and secondary keybars are labeled as primary and secondary keybars of a set of keybars);
fig. 2 is a schematic structural view of another embodiment of the present invention (the primary and secondary keybars are labeled as primary and secondary keybars of a set of keybars).
In the figure: 1-drill rod, 2-main keybar, 3-auxiliary keybar, 31-first auxiliary keybar, 32-second auxiliary keybar, 4-main divider, 5-auxiliary divider, 51-first auxiliary divider, 52-second auxiliary divider, 6-disc divider and 61-slide way inspection part.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the specification of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In a specific embodiment of the invention, as shown in fig. 1, a positioning and inspecting tool for a drill rod key bar of a rotary drilling rig is specifically disclosed, and comprises a key bar positioning tool and a key bar inspecting tool, wherein the key bar positioning tool is used for positioning three key bar groups comprising a main key bar 2 and two auxiliary key bars 3 on the outer wall of a drill rod 1, and the key bar inspecting tool is used for sleeving the drill rod to inspect the distribution uniformity of the three key bar groups.
The key bar positioning tool comprises a main divider 4 and two auxiliary dividers 5, wherein the main divider 4 is used for positioning a main key bar 2, the two auxiliary dividers 5 are used for positioning two auxiliary key bars 3, the main divider 4 and the two auxiliary dividers 5 are both of arc-shaped structures, and the radians of the main divider 4 and the two auxiliary dividers 5 are the same as the outer diameter of the drill rod 1.
The arc length of the main divider 4 is the distance between the main key bars 2 of the two key bar groups. The number of the auxiliary equally dividing devices is two, namely a first auxiliary equally dividing device 51 and a second auxiliary equally dividing device 52, the number of the corresponding auxiliary keybars 3 is two, namely a first auxiliary keybar 31 adjacent to the main keybar and a second auxiliary keybar 32 far away from the main keybar, and the arc length of the first auxiliary equally dividing device 51 is the distance between the main keybar 2 of the second group and the first auxiliary keybar 31 of the first group in the two adjacent groups of keybar groups; the arc length of the second auxiliary equally divider 52 is the distance between the main key bar 2 of the second group and the second auxiliary key bar 32 of the first group in the two adjacent groups of key bars.
The key bar inspection tool is a disc equal division checker 6, three slide way inspection parts 61 equally divided along the inner diameter circumferential direction are arranged on the inner wall of the disc equal division checker 6, a key groove is formed between every two adjacent slide way inspection parts 61, the width of the key groove is equal to the width of each key bar group, and the width of the slide way inspection part 61 on the disc equal division checker 6 is equal to the arc length of the second auxiliary equal division checker 52.
The embodiment of the invention also provides a positioning inspection method of the drill rod key bar of the rotary drilling rig, which uses the positioning inspection tool of the drill rod key bar of the rotary drilling rig and comprises the following specific steps:
s1, welding the main key strips 2 of the first key strip group to the outer wall of the drill rod 1;
s2, positioning and fixing the main key bars 2 of the second group of key bar groups by adopting a main divider 4 on the basis of the main key bars 2 of the first group of key bar groups, wherein the main divider 4 is arranged among the main key bars 2, one end of the main divider 4 is clung to the main key bars of the first group of key bar groups, and the other end is clung to the main key bars of the first group of key bar groups;
s3, positioning and fixing two auxiliary keybars 3 of the first group of keybars by adopting an auxiliary divider 5 on the basis of the main keybar 2 of the second group of keybars; the two auxiliary equally dividers are respectively arranged between the main key bar of the second group of key bar groups and the two auxiliary key bars of the first group of key bar groups, one end of the first auxiliary equally divider 51 is clung to the main key bar, and the other end is clung to the first auxiliary key bar 31; one end of the second auxiliary equally divider 52 is closely attached to the main key bar, and the other end is closely attached to the second auxiliary key bar 32;
s4, positioning and fixing the main key bar 2 of the third group of key bar groups by adopting a main divider 4 on the basis of the main key bar 2 of the second group of key bar groups; the main equant device 4 is arranged between the main key bars 2, one end of the main equant device 4 is clung to the main key bars of the second group of key bar groups, and the other end is clung to the main key bars of the third group of key bar groups;
s5, positioning and fixing the auxiliary keybars of the second group of keybar groups by adopting an auxiliary divider on the basis of the main keybars of the third group of keybar groups; the two auxiliary equally dividers are respectively arranged between the main key bar of the third group of key bar groups and the two auxiliary key bars of the second group of key bar groups, one end of the first auxiliary equally divider 51 is clung to the main key bar, and the other end is clung to the first auxiliary key bar 31; one end of the second auxiliary equally divider 52 is closely attached to the main key bar, and the other end is closely attached to the second auxiliary key bar 32;
s6, positioning and fixing the auxiliary key bars of the third group of key bar groups by adopting an auxiliary equally dividing device on the basis of the main key bars of the first group of key bar groups; the two auxiliary equally dividers are respectively arranged between the main key bar of the first group of key bar groups and the two auxiliary key bars of the third group of key bar groups, one end of the first auxiliary equally divider 51 is clung to the main key bar, and the other end is clung to the first auxiliary key bar 31; one end of the second auxiliary equally divider 52 is closely attached to the main key bar, and the other end is closely attached to the second auxiliary key bar 32;
s7, after the three groups of key strip groups are positioned and fixed, sleeving the disc equal division checker 6 on the drill rod 1 from one end of the drill rod 1, clamping the three key grooves on the disc equal division checker 6 on the three groups of key strip groups to slide, and if no blockage exists, installing the key strips qualified.
In another specific embodiment of the invention, as shown in fig. 2, a positioning and inspecting tool for a drill rod key bar of a rotary drilling rig is specifically disclosed, which comprises a key bar positioning tool and a key bar inspecting tool, wherein the key bar positioning tool is used for positioning three key bar groups comprising a main key bar 2 and an auxiliary key bar 3 on the outer wall of a drill rod 1, and the key bar inspecting tool is used for sleeving the drill rod to inspect the distribution uniformity of the three key bar groups.
The key bar positioning tool comprises a main divider 4 and an auxiliary divider 5, wherein the main divider 4 is used for positioning a main key bar 2, the auxiliary divider 5 is used for positioning an auxiliary key bar 3, the main divider 4 and the auxiliary divider 5 are both of arc-shaped structures, and the radians of the main divider 4 and the auxiliary divider 5 are the same as the outer diameter of the drill rod 1; the arc length of the main divider 4 is the distance between the main key bars 2 of the two key bar groups. The arc length of the auxiliary equant divider 5 is the distance between the main key bar 2 and the auxiliary key bar 3 of two adjacent key bar groups.
The key bar inspection tool is a disc equal division checker 6, three slide way inspection parts 61 which are equally divided along the inner diameter circumferential direction are arranged on the inner wall of the disc equal division checker 6, a key groove is formed between every two adjacent slide way inspection parts 61, the width of the key groove is equal to the width of each key bar group, and the width of the slide way inspection part 61 on the disc equal division checker 6 is equal to the arc length of the auxiliary equal division checker 5.
The embodiment of the invention also provides a positioning inspection method of the drill rod key bar of the rotary drilling rig, which uses the positioning inspection tool of the drill rod key bar of the rotary drilling rig and comprises the following specific steps:
s1, welding the main key strips 2 of the first key strip group to the outer wall of the drill rod 1;
s2, positioning and fixing the main key bars 2 of the second group of key bar groups by adopting a main divider 4 on the basis of the main key bars 2 of the first group of key bar groups, wherein the main divider 4 is arranged among the main key bars 2, one end of the main divider 4 is clung to the main key bars of the first group of key bar groups, and the other end is clung to the main key bars of the first group of key bar groups;
s3, positioning and fixing the auxiliary keybars 3 of the first group of keybars by adopting the auxiliary equally-dividing device 5 on the basis of the main keybars 2 of the second group of keybars; the auxiliary equally divider 5 is respectively arranged between the main key bar of the second group of key bar groups and the auxiliary key bar 3 of the first group of key bar groups, one end of the auxiliary equally divider 5 is clung to the main key bar, and the other end is clung to the auxiliary key bar 3;
s4, positioning and fixing the main key bar 2 of the third group of key bar groups by adopting a main divider 4 on the basis of the main key bar 2 of the second group of key bar groups; the main equant device 4 is arranged between the main key bars 2, one end of the main equant device 4 is clung to the main key bars of the second group of key bar groups, and the other end is clung to the main key bars 2 of the third group of key bar groups;
s5, positioning and fixing the auxiliary key bars of the second group of key bar groups by adopting the auxiliary equally-dividing device 5 on the basis of the main key bar 2 of the third group of key bar groups; the auxiliary equally dividing device 5 is arranged between the main key bar 2 of the third group of key bar group and the auxiliary key bar 3 of the second group of key bar group, one end of the auxiliary equally dividing device 5 is clung to the main key bar, and the other end is clung to the auxiliary key bar 3;
s6, positioning and fixing the auxiliary keybars 3 of the third group of keybars by adopting the auxiliary equally-dividing device 5 on the basis of the main keybars 2 of the first group of keybars; the auxiliary equally divider 5 is respectively arranged between the main key bar 2 of the first group of key bar groups and the auxiliary key bar 3 of the third group of key bar groups, one end of the auxiliary equally divider 5 is clung to the main key bar 2, and the other end is clung to the auxiliary key bar 3;
s7, after the three groups of key strip groups are positioned and fixed, sleeving the disc equal division checker 6 on the drill rod 1 from one end of the drill rod 1, clamping the three key grooves on the disc equal division checker 6 on the three groups of key strip groups to slide, and if no blockage exists, installing the key strips qualified.
The above disclosure is only one preferred embodiment of the present invention, and certainly should not be construed as limiting the scope of the invention, which is defined by the claims and their equivalents.
Claims (7)
1. The positioning and inspecting tool for the key bars of the drill rod of the rotary drilling rig is characterized by comprising a key bar positioning tool and a key bar inspecting tool, wherein the key bar positioning tool is used for positioning three key bar groups comprising a main key bar and a plurality of auxiliary key bars on the outer wall of the drill rod, and the key bar inspecting tool is used for sleeving the drill rod to inspect the distribution uniformity of the three key bar groups;
the key bar positioning tool comprises a main divider and a plurality of auxiliary dividers, the main divider is used for positioning a main key bar, the auxiliary dividers are used for positioning a plurality of auxiliary key bars, the main divider and the auxiliary dividers are both of circular arc structures, and the radians of the main divider and the auxiliary dividers are the same as the outer diameter of the drill rod;
the key bar inspection tool is a disc equal division checker, three slide inspection parts equally divided along the inner diameter circumferential direction are arranged on the inner wall of the disc equal division checker, a key groove is formed between every two adjacent slide inspection parts, and the width of the key groove is equal to that of each key bar group.
2. The positioning and inspecting tool for the drill rod key bars of the rotary drilling rig according to claim 1, wherein the arc length of the main divider is the distance between the main key bars of the two key bar groups.
3. The positioning and inspecting tool for the drill rod key bars of the rotary drilling rig according to claim 1, wherein the number of the auxiliary equally-dividing devices is one, the number of the corresponding auxiliary key bars is also one, the arc length of each auxiliary equally-dividing device is the distance between the main key bar and the auxiliary key bar of two adjacent key bar groups, and the arc length of each auxiliary equally-dividing device is equal to the width of the slide inspection part on the disk equally-dividing inspection device.
4. The positioning inspection tool for the drill rod key bars of the rotary drilling rig according to claim 1, wherein the number of the auxiliary equally dividing devices is two, namely a first auxiliary equally dividing device and a second auxiliary equally dividing device, the number of the corresponding auxiliary key bars is two, namely a first auxiliary key bar adjacent to the main key bar and a second auxiliary key bar far away from the main key bar,
the arc length of the first auxiliary equally divider is the distance between the main key bar of the second group and the first auxiliary key bar of the first group in the two adjacent groups of key bar groups;
the arc length of the second auxiliary equally divider is the distance between the main key bar of the second group and the second auxiliary key bar of the first group in the two adjacent groups of key bar groups;
the width of the slide testing part on the disc equal-dividing tester is equal to the arc length of the second auxiliary equal-dividing tester.
5. A positioning inspection method for a rotary drilling rig drill rod key bar uses the positioning inspection tool for the drill rod key bar of the rotary drilling rig according to any one of claims 1 to 4, and is characterized by comprising the following specific steps:
s1, welding the main key bars of the first group of key bar groups to the outer wall of the drill rod;
s2, positioning and fixing the main key bars of the second group of key bar groups by adopting a main divider on the basis of the main key bars of the first group of key bar groups;
s3, positioning and fixing the auxiliary keybars of the first group of keybar groups by adopting an auxiliary divider on the basis of the main keybars of the second group of keybar groups;
s4, positioning and fixing the main key bars of the third group of key bar groups by adopting a main divider on the basis of the main key bars of the second group of key bar groups;
s5, positioning and fixing the auxiliary keybars of the second group of keybar groups by adopting an auxiliary divider on the basis of the main keybars of the third group of keybar groups;
s6, positioning and fixing the auxiliary key bars of the third group of key bar groups by adopting an auxiliary equally dividing device on the basis of the main key bars of the first group of key bar groups;
and S7, after the three groups of key strip groups are positioned and fixed, sleeving the disc equant checker on the drill rod from one end of the drill rod, clamping the three key grooves on the disc equant checker on the three groups of key strip groups to slide, and if no blockage exists, determining that the key strips are qualified in installation.
6. The method for positioning and checking the drill rod key bars of the rotary drilling rig according to claim 5, wherein the main equal divider is arranged among the main key bars, one end of the main equal divider is tightly attached to the main key bars of one group of key bar groups, and the other end of the main equal divider is tightly attached to the main key bars of the other group of key bar groups.
7. The method for positioning and inspecting the drill rod key bar of the rotary drilling rig according to claim 5, wherein the auxiliary equally divider is arranged between the main key bar and the auxiliary key bar, one end of the auxiliary equally divider is tightly attached to the main key bar, and the other end of the auxiliary equally divider is tightly attached to the auxiliary key bar.
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| CN202010453898.3A CN111486764B (en) | 2020-05-26 | 2020-05-26 | Positioning inspection tool and method for drill rod key bar of rotary drilling rig |
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| CN202010453898.3A CN111486764B (en) | 2020-05-26 | 2020-05-26 | Positioning inspection tool and method for drill rod key bar of rotary drilling rig |
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| CN201687401U (en) * | 2010-04-16 | 2010-12-29 | 常琦 | Integral drive key sleeve type drill stem of rotary drilling rig |
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| CN108857285A (en) * | 2018-07-26 | 2018-11-23 | 天津鸿翔工程机械有限公司 | A kind of processing technology of machine locking-type drilling rod |
| CN208416458U (en) * | 2018-07-03 | 2019-01-22 | 东台市中扬机械有限公司 | High-strength machine locking-type drilling rod |
| CN211824161U (en) * | 2020-05-26 | 2020-10-30 | 南通格雷斯智能环保设备有限公司 | Positioning inspection tool for drill rod key bar of rotary drilling rig |
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2020
- 2020-05-26 CN CN202010453898.3A patent/CN111486764B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101566043A (en) * | 2009-05-19 | 2009-10-28 | 李征 | Cast-in-situ cylinder pile rotary drilling rig and piling method thereof |
| CN101813572A (en) * | 2010-03-31 | 2010-08-25 | 北京市三一重机有限公司 | Test and detection device for slender rod |
| CN201687401U (en) * | 2010-04-16 | 2010-12-29 | 常琦 | Integral drive key sleeve type drill stem of rotary drilling rig |
| CN203948045U (en) * | 2014-06-17 | 2014-11-19 | 北京市三一重机有限公司 | Key cover, wheel hub, unit head and rotary drilling rig |
| CN205089208U (en) * | 2015-10-29 | 2016-03-16 | 山东弘方重工机械有限公司 | Drive sleeve for power head of rotary drilling rig |
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| CN111486764B (en) | 2024-06-07 |
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