CN212508125U - Be used for digging soon and bore comprehensive test platform drilling rod square head transition device - Google Patents
Be used for digging soon and bore comprehensive test platform drilling rod square head transition device Download PDFInfo
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- CN212508125U CN212508125U CN202021173962.4U CN202021173962U CN212508125U CN 212508125 U CN212508125 U CN 212508125U CN 202021173962 U CN202021173962 U CN 202021173962U CN 212508125 U CN212508125 U CN 212508125U
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- drill rod
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- rod square
- driving sleeve
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Abstract
The utility model discloses a drill rod square head transition device for a rotary drilling comprehensive test bed, which comprises a test bed driving sleeve, a transition part, a connecting part I and a connecting part II; the bottom of the test bed driving sleeve is connected with the test bed; inserting a drill rod square head II with the section size smaller than that of the test bed driving sleeve into the transition part, and connecting the drill rod square head II with the transition part through a connecting part II; and inserting the drill rod square head II with the transition part into the driving sleeve of the test bed, and connecting the drill rod square head II with the driving sleeve of the test bed through the connecting part I. The cross section size of the rotary drilling test bed driving sleeve only needs to be designed, connection of drill rod square heads with different sizes can be achieved through the transition part, and the requirement that the drill rod square heads of rotary drilling and the test bed driving sleeve are matched with ports of various cross section sizes is met.
Description
Technical Field
The utility model relates to a dig soon and bore comprehensive test platform field, concretely relates to be used for digging soon and bore comprehensive test platform drilling rod square head transition device.
Background
The rotary drilling rig can perform a full-automatic actual working condition simulation torque loading test on a test bed according to a load spectrum, the drill rod square head is connected with a test bed driving sleeve, and a power head of the rotary drilling rig transmits torque to a test bed dynamometer so as to realize the torque loading test. Because the drill rod square head of the rotary drilling rig has two sizes and models, in order to meet the requirement that the driving sleeve of the test bed is matched with different drill rods, the driving sleeve of the two sizes is designed for the hydraulic power measurement test bed in 2012, and different models are matched in a mode of replacing the driving sleeve of the test bed. However, two driving sleeves need to be manufactured in the mode, the investment cost is high, 8 bolts on the periphery need to be disassembled when the driving sleeves are replaced, and the replacement period is long. In order to save the input cost, improve the replacement efficiency and enhance the general type of square head matching, a brand new connecting structure needs to be designed.
Disclosure of Invention
The utility model provides a be used for digging soon and bore comprehensive test platform drilling rod square head transition device satisfies multiple cross sectional dimension and digs soon drilling rod square head and test bench drive sleeve port phase-match.
The utility model discloses realize according to following technical scheme:
a square head transition device for a drilling rod of a rotary drilling comprehensive test bed comprises a test bed driving sleeve, a transition part, a connecting part I and a connecting part II; the bottom of the test bed driving sleeve is connected with the test bed; inserting a drill rod square head II with the section size smaller than that of the test bed driving sleeve into the transition part, and connecting the drill rod square head II with the transition part through a connecting part II; and inserting the drill rod square head II with the transition part into the driving sleeve of the test bed, and connecting the drill rod square head II with the driving sleeve of the test bed through the connecting part I.
Furthermore, two groups of through holes which are vertically arranged and have the same diameter are formed in the test bed driving sleeve, the transition part and the side surface of the drill rod square head II; the transition part and a group of through holes at the upper part of the drill rod square head II are used for inserting the connecting part II; and the test bed driving sleeve, the transition part and a group of through holes at the lower part of the drill rod square head II are used for inserting the connecting part I.
Further, the through hole position of the upper part is vertical to the through hole position of the lower part.
Further, the test bed driving sleeve is detachably connected with the test bed.
Further, the bottom edge of the test bed driving sleeve is provided with a circle of boss extending outwards, the boss is provided with a plurality of bolt holes, and the test bed driving sleeve is fixed on the test bed through a bolt assembly.
Furthermore, the connecting part II is a short pin shaft.
Furthermore, the length dimension of the short pin shaft is larger than the outer diameter dimension of the transition part, and the short pin shaft is used for enabling the two ends of the short pin shaft not to extend out of the transition part after the short pin shaft is inserted into the transition part and the drill rod square head II.
Furthermore, the connecting part I is a long pin shaft.
Furthermore, the long pin shaft adopts a pin shaft with a wide head at one end, and a pull ring is arranged at the wide head so as to pull out the pin shaft.
The utility model discloses beneficial effect:
the section size of the rotary drilling test bed driving sleeve only needs to be designed, the connection of the drill rod square heads with different sizes can be realized through the transition part, and the matching of the drill rod square heads of the rotary drilling test bed with the test bed driving sleeve ports with various section sizes is met;
the torque of the rotary drilling rig in the test process is large, and the transition part is easy to deform in the driving sleeve of the test bed. If no short pin shaft is fixed only by the long pin shaft, the drill rod can be easily taken out by operating the rotary drilling rig after the test is finished, but the transition device cannot be taken out due to the fact that the transition device is clamped in the driving sleeve due to deformation.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a drill rod square head structure diagram (a is a drill rod square head I, and b is a drill rod square head II);
FIG. 2 is a view of a transition piece structure;
FIG. 3 is a view of the structure of the driving sleeve of the test bed;
FIG. 4 is a pin structure diagram (a is a short pin and b is a long pin);
FIG. 5 is a connection diagram of a drill rod square head I and a test bed driving sleeve;
FIG. 6 is an enlarged view of portion I of FIG. 5;
FIG. 7 is a connection diagram of a drill rod square head II and a transition part;
FIG. 8 is a connection diagram of a drill pipe square head II and a test bed driving sleeve;
fig. 9 is an enlarged view of section ii in fig. 8.
In the figure: 1-drill rod square head I; 2-drill rod square head II; 3-a transition member; 4-short pin shaft; 5-long pin shaft; 6-driving sleeve of test bed.
Detailed Description
In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to perform more detailed description on the technical solution in the embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in figure 1, the drill rod square head of the rotary drilling rig has two size models, namely a drill rod square head I1 and a drill rod square head II 2, wherein the bottom section size of the drill rod square head I1 is the same as the section size of the test bed driving sleeve 6, and the bottom section size of the drill rod square head II 2 is smaller than the section size of the test bed driving sleeve 6.
The following gives an example of the installation of the drill pipe square head ii:
the section dimension specification of the drill rod square head II 2 is smaller than that of the test bed driving sleeve 6, and if the drill rod square head II 2 is directly inserted into the test bed driving sleeve 6, the idle rotation and slipping can occur during rotation. Therefore, the utility model provides a drill rod square head transition device for a rotary drilling comprehensive test bed, as shown in fig. 2, fig. 3, fig. 7 and fig. 8, comprising a test bed driving sleeve 6, a transition part 3, a connecting part I and a connecting part II; the bottom of the test bed driving sleeve 6 is connected with the test bed; inserting a drill rod square head II 2 with the section size smaller than that of the test bed driving sleeve 6 into the transition part 3, and connecting the drill rod square head II and the transition part through a connecting part II; the drill rod square head II 2 with the transition part 3 is inserted into the test bed driving sleeve 6 and is connected with the test bed driving sleeve through the connecting part I.
As shown in fig. 1, 2 and 3, two groups of through holes which are vertically arranged and have the same diameter are formed in the test bed driving sleeve 6, the transition part 3 and the side surface of the drill rod square head II 2; the transition part 3 and a group of through holes at the upper part of the drill rod square head II 2 are used for inserting the connecting part II; and the test bed driving sleeve 6, the transition part 3 and a group of through holes at the lower part of the drill rod square head II 2 are used for inserting the connecting part I.
The preferred scheme is as follows: the through hole position of the upper part is vertical to the through hole position of the lower part.
With continued reference to FIG. 3, the test stand drive sleeve 6 is removably connected to the test stand.
Specifically, 6 bottom borders of test bench driving sleeve are equipped with the boss that the round outwards extended, and it has a plurality of bolt holes to open on the boss, fixes test bench driving sleeve 6 on the test bench through bolt assembly.
As shown in fig. 4, the connecting part ii is a short pin 4. The length dimension of the short pin shaft 4 is larger than the outer diameter dimension of the transition part 3, and the short pin shaft 4 is used for enabling the two ends of the short pin shaft 4 not to extend out of the transition part 3 after the short pin shaft 4 is inserted into the transition part 3 and the drill rod square head II 2.
The connecting part I is a long pin shaft 5, the long pin shaft 5 adopts a pin shaft with a wide head at one end, and a pull ring is arranged at the wide head so as to pull out the pin shaft.
As shown in fig. 7, 8 and 9, the rotary drilling rig with the rod can be operated, the drill rod square head II 2 is inserted into the transition part 3, the short pin shaft 4 is used for inserting the upper group of through hole pins, then the rotary drilling rig is operated to insert the drill rod square head II 2 with the transition part 3 into the test bed driving sleeve 6, and the long pin shaft 5 is used for inserting the lower group of through hole pins. When the drill pipe is disassembled, the long pin shaft 5 is firstly pulled out, then the rotary drilling rig is operated to integrally pull out the drill pipe square head II 2, the transition component 3 and the short pin shaft 4, finally the short pin shaft 4 is pulled out, and the transition component 3 is taken down from the drill pipe square head II 2.
The following provides an example of the installation of the drill rod square head I:
as shown in fig. 5 and 6, the section dimensions of the drill rod square head i 1 and the test bed driving sleeve 6 are the same, and the rotary drilling rig with the rod can be operated to directly insert the drill rod square head i 1 into the test bed driving sleeve 6 and then use the long pin shaft 5 for pinning.
In conclusion, only one section size of the rotary drilling test bed driving sleeve needs to be designed, the connection of the drill rod square heads with different sizes can be realized through the transition part, and the matching of the rotary drilling drill rod square heads with various section sizes and the test bed driving sleeve port is met; the torque of the rotary drilling rig in the test process is large, and the transition part is easy to deform in the driving sleeve of the test bed. If no short pin shaft is fixed only by the long pin shaft, the drill rod can be easily taken out by operating the rotary drilling rig after the test is finished, but the transition device cannot be taken out due to the fact that the transition device is clamped in the driving sleeve due to deformation.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (9)
1. The utility model provides a be used for digging soon and bore comprehensive test platform drilling rod square head transition device which characterized in that: the test bed comprises a test bed driving sleeve, a transition part, a connecting part I and a connecting part II;
the bottom of the test bed driving sleeve is connected with the test bed;
inserting a drill rod square head II with the section size smaller than that of the test bed driving sleeve into the transition part, and connecting the drill rod square head II with the transition part through a connecting part II;
and inserting the drill rod square head II with the transition part into the driving sleeve of the test bed, and connecting the drill rod square head II with the driving sleeve of the test bed through the connecting part I.
2. The drill rod square head transition device for the rotary drilling comprehensive test bed according to claim 1, characterized in that: two groups of through holes which are vertically arranged and have the same diameter are formed in the test bed driving sleeve, the transition part and the side surface of the drill rod square head II;
the transition part and a group of through holes at the upper part of the drill rod square head II are used for inserting the connecting part II;
and the test bed driving sleeve, the transition part and a group of through holes at the lower part of the drill rod square head II are used for inserting the connecting part I.
3. The drill rod square head transition device for the rotary drilling comprehensive test bed according to claim 1, characterized in that: the through hole position of the upper part is vertical to the through hole position of the lower part.
4. The drill rod square head transition device for the rotary drilling comprehensive test bed according to claim 1, characterized in that: the test bed driving sleeve is detachably connected with the test bed.
5. The drill rod square head transition device for the rotary drilling comprehensive test bed according to claim 4, characterized in that: the test bed driving sleeve is characterized in that a circle of boss extending outwards is arranged at the edge of the bottom of the test bed driving sleeve, a plurality of bolt holes are formed in the boss, and the test bed driving sleeve is fixed on a test bed through a bolt assembly.
6. The drill rod square head transition device for the rotary drilling comprehensive test bed according to claim 1, characterized in that: and the connecting part II is a short pin shaft.
7. The drill rod square head transition device for the rotary drilling comprehensive test bed according to claim 6, characterized in that: the length dimension of the short pin shaft is not larger than the outer diameter dimension of the transition part, and the short pin shaft is used for enabling the two ends of the short pin shaft not to extend out of the transition part after the short pin shaft is inserted into the transition part and the drill rod square head II.
8. The drill rod square head transition device for the rotary drilling comprehensive test bed according to claim 1, characterized in that: the connecting part I is a long pin shaft.
9. The drill rod square head transition device for the rotary drilling comprehensive test bed according to claim 8, characterized in that: the long pin shaft is a pin shaft with a wide head at one end, and a pull ring is arranged at the wide head so as to pull out the pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021173962.4U CN212508125U (en) | 2020-06-23 | 2020-06-23 | Be used for digging soon and bore comprehensive test platform drilling rod square head transition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021173962.4U CN212508125U (en) | 2020-06-23 | 2020-06-23 | Be used for digging soon and bore comprehensive test platform drilling rod square head transition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212508125U true CN212508125U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021173962.4U Active CN212508125U (en) | 2020-06-23 | 2020-06-23 | Be used for digging soon and bore comprehensive test platform drilling rod square head transition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212508125U (en) |
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2020
- 2020-06-23 CN CN202021173962.4U patent/CN212508125U/en active Active
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