CN221568341U - Pulley structure of drilling machine top drive and drilling machine top drive - Google Patents
Pulley structure of drilling machine top drive and drilling machine top drive Download PDFInfo
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- CN221568341U CN221568341U CN202322822320.2U CN202322822320U CN221568341U CN 221568341 U CN221568341 U CN 221568341U CN 202322822320 U CN202322822320 U CN 202322822320U CN 221568341 U CN221568341 U CN 221568341U
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- plate
- top drive
- drilling machine
- connecting plate
- pulley
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- 238000005553 drilling Methods 0.000 title claims abstract description 50
- 230000000903 blocking effect Effects 0.000 claims abstract description 27
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 abstract description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003345 natural gas Substances 0.000 abstract description 2
- 239000003209 petroleum derivative Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of petroleum and natural gas drilling equipment, in particular to a pulley structure of a top drive of a drilling machine and the top drive of the drilling machine, wherein the pulley structure comprises a pulley plate, the pulley plate comprises a connecting plate and a blocking plate which are mutually perpendicular, the inner side surfaces of the connecting plate and the blocking plate are provided with wear-resistant plates, one side that the baffle was kept away from to the connecting plate sets up the limiting plate, limiting plate and connecting plate plug-in connection just can follow the direction separation that keeps away from relatively, pass on the limiting plate and set up first connecting piece, and one side that the connecting plate is close to the baffle passes and sets up the second connecting piece, and first connecting piece and second connecting piece all are used for connecting the top and drive. Make the coaster realize the installation fixedly on the top drives through two kinds of connected forms, can guarantee that the coaster installation is stable, and can realize after dismantling the second connecting piece alone that the coaster board is driven from the top and is taken out in the guide rail gap, reduced the antifriction plate adjustment and changed the degree of difficulty, improved antifriction plate adjustment and change efficiency. The drill top drive comprises the pulley structure.
Description
Technical Field
The utility model relates to the technical field of petroleum and natural gas drilling equipment, in particular to a pulley structure of a top drive of a drilling machine and the top drive of the drilling machine.
Background
The top drive device (hereinafter referred to as top drive) is one of important component devices of an oil drilling rig, is widely used on marine and land drilling rigs, the top drive can directly rotate a drill rod in the upper space of a derrick to finish various drilling operations such as rotary drilling of a drill rod, circulating drilling fluid, connecting a vertical column, screwing-on and screwing-off, chamfering and the like, the top drive needs to move up and down along a guide rail arranged on the derrick in the operation process, a part which is in contact with and rubs on a top drive body is called a pulley for limiting the top drive to move along the guide rail, and transmits reactive torque of the top drive driving drill string to the guide rail, a wear-resisting plate is arranged on the inner surface of the pulley close to the guide rail so as to reduce friction coefficient of the pulley and the guide rail and bear wear in the operation process, the top drive and the guide rail are protected, the wear-resisting plate is a consumable in the top drive operation process, and the wear-resisting plate needs to be replaced according to the wear condition or is compensated by replacing an adjusting pad in the top drive operation process so as to ensure normal operation of the top drive and the service life of the top drive and the guide rail.
However, the existing pulley can be connected with the top drive only through bolts, after the pulley is matched with the guide rail, the connecting bolts of the pulley and the top drive are positioned between the pulley and the guide rail, the adjustment and replacement of the wear-resisting plate on the pulley can not be completed under the condition that the top drive is not lowered, after the top drive is installed, the top drive is not lowered except for moving the drilling operation, and great difficulty is brought to the adjustment and replacement of the wear-resisting plate, so that a well team is generally unwilling to replace the wear-resisting plate in the drilling operation process, the wear-resisting plate is worn out by more than an allowable amount, the vibration of the top drive is increased, the vibration amplitude of the guide rail is increased, the wear-resisting plate is not replaced in time or the wear-resisting amount is compensated, and extra risks are brought to the drilling operation.
Therefore, a technical scheme is needed at present to solve the technical problems that the existing drilling machine top drive pulley is connected with the top drive only through bolts, so that the wear-resisting plate is difficult to adjust and replace.
Disclosure of utility model
The utility model aims at: aiming at the technical problems that the existing top drive pulley of the drilling machine is connected with the top drive only through bolts and the adjustment and replacement of the wear-resisting plate are difficult, the top drive pulley structure of the drilling machine and the top drive of the drilling machine are provided.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The utility model provides a coaster structure that rig top was driven, includes the coaster board, the coaster board includes mutually perpendicular's connecting plate and stops the board, the connecting plate with stop board medial surface sets up the antifriction plate, the connecting plate is kept away from one side of stopping the board sets up the limiting plate, the limiting plate with the connecting plate plug-in connection just can be followed the direction separation that keeps away from relatively, pass on the limiting plate and set up first connecting piece, the connecting plate is close to one side of stopping the board passes and sets up the second connecting piece, first connecting piece with the second connecting piece all is used for connecting the top and drives.
According to the pulley structure of the top drive of the drilling machine, the L-shaped pulley plate formed by the connecting plate and the blocking plate is connected with the top drive through the second connecting piece and is further limited through the limiting plate, so that the pulley is fixedly installed on the top drive through two connecting modes, the pulley can be stably installed, the pulley can be taken out from gaps between the top drive and the guide rail after the second connecting piece is independently detached, the adjustment and replacement difficulty of the wear-resisting plate is reduced, and the adjustment and replacement efficiency of the wear-resisting plate is improved.
As a preferable scheme of the utility model, an inserting part is arranged on one side end surface of the connecting plate, which is far away from the blocking plate, the inserting part comprises at least one groove or protrusion, the limiting plate is matched with the inserting part, and the limiting plate can be at least partially pressed on the connecting plate. The limiting plate plays a role in pressing the connecting plate similar to the second connecting piece through the matching of the grooves and the protrusions.
As a preferred embodiment of the present utility model, the cross section of the groove or the protrusion is rectangular, trapezoidal, pointed or wave. Can be adjusted according to actual conditions.
As a preferable scheme of the utility model, the limiting plates are arranged at equal heights or intervals along the top end to the bottom end of the connecting plate, and the thickness of the limiting plates is smaller than or equal to that of the connecting plate. The limiting plate is enabled to stably limit the connecting plate, and the normal use of the wear-resisting plate is prevented from being influenced by the arrangement of the limiting plate.
As a preferable scheme of the utility model, the connecting plate and the blocking plate are provided with sliding grooves matched with the wear-resisting plate, and the sliding grooves are arranged in a penetrating way from the top end to the bottom end of the connecting plate. The stable installation of the wear-resisting plate on the trolley plate is realized.
As a preferable mode of the utility model, adjusting pads are respectively arranged between the wear-resistant plate and the connecting plate and between the wear-resistant plate and the blocking plate. The height of the wear-resistant plate protruding from the slide plate is realized through the adjusting pad, so that the service life of the wear-resistant plate is prolonged.
As a preferable mode of the present utility model, the adjusting pad is provided at one or both ends of the wear plate in the height direction.
As a preferable scheme of the utility model, the connecting plate and the blocking plate are integrally formed structural members.
As a preferable scheme of the utility model, the sliding block comprises two sliding block plates, wherein the two sliding block plates are oppositely provided with forming sliding ways, and at least one sliding block plate is connected with the limiting plate in a plugging manner.
As a preferable mode of the utility model, the connecting plate or the blocking plate is provided with a wing plate in an extending manner, and the second connecting piece is arranged on the wing plate. Further, the second connecting piece is not influenced by the guide rail in assembly and disassembly, and can be conveniently disassembled.
A top drive of a drilling machine comprises a pulley structure of the top drive of the drilling machine.
According to the top drive of the drilling machine, due to the adoption of the pulley structure, the wear-resisting plate is low in adjustment and replacement difficulty and high in efficiency.
In summary, by adopting the technical scheme, the pulley structure of the top drive of the drilling machine has the beneficial effects that:
The L-shaped pulley plate formed by the connecting plate and the blocking plate is connected with the top drive through the second connecting piece and is further limited through the limiting plate, so that the pulley is fixedly installed on the top drive through two connecting modes, the pulley can be stably installed, the pulley can be taken out from the gap between the top drive and the guide rail after the second connecting piece is independently detached, the adjustment and replacement difficulty of the wear-resisting plate is reduced, and the adjustment and replacement efficiency of the wear-resisting plate is improved;
the top drive of the drilling machine has the beneficial effects that:
Due to the adoption of the pulley structure, the wear-resisting plate is low in adjustment and replacement difficulty and high in efficiency.
Drawings
Fig. 1 is a schematic structural view of a pulley structure of a top drive of a drilling machine in embodiment 1;
FIG. 2 is an example one of the plug portion in embodiment 1;
fig. 3 is a second example of the plug portion in embodiment 1;
Fig. 4 is an example three of the plug portion in embodiment 1;
FIG. 5 is a combined use state diagram of the pulley structure of the top drive of the drilling machine of the embodiment 1;
FIG. 6 is a use state diagram of a pulley structure of a top drive of a drilling machine of embodiment 1;
FIG. 7 is a schematic structural view of a pulley structure of a top drive of a drilling machine according to embodiment 4;
Fig. 8 is a schematic structural view of a top drive of a drilling machine according to embodiment 5.
Icon:
The device comprises a 1-slider plate, a 11-connecting plate, a 12-blocking plate, a 13-chute, a 2-wear-resisting plate, a 3-limiting plate, a 4-first connecting piece, a 5-second connecting piece, a 6-plug-in part, a 7-adjusting pad, an 8-wing plate, a 9-top drive and a 10-guide rail.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings.
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
As shown in fig. 1-6, the pulley structure of the top drive of the drilling machine in this embodiment includes a pulley plate 1, the pulley plate 1 includes a connecting plate 11 and a blocking plate 12 which are perpendicular to each other, the connecting plate 11 and the blocking plate 12 are integrally formed structural members, wear-resistant plates 2 are disposed on inner side surfaces of the connecting plate 11 and the blocking plate 12, a limiting plate 3 is disposed on one side of the connecting plate 11 away from the blocking plate 12, the limiting plate 3 is in plug connection with the connecting plate 11 and can be separated in a relatively far direction, a first connecting piece 4 is disposed on the limiting plate 3 in a penetrating manner, a second connecting piece 5 is disposed on one side of the connecting plate 11 close to the blocking plate 12 in a penetrating manner, and both the first connecting piece 4 and the second connecting piece 5 are used for connecting the top drive 9.
When the pulley structure of the top drive of the drilling machine of the embodiment is used, the two pulley plates 1 are oppositely provided with the forming slide ways, the wear-resisting plate 2 is positioned on one side surface close to the slide ways, the connecting plate 11 forming the pulley plate 1 is connected with the top drive 9 through a row of a plurality of bolts serving as the second connecting piece 4, the blocking plate 12 forming the pulley plate 1 blocks the guide rail 10 in the slide ways, the end surface of one side of the connecting plate 11 far away from the blocking plate 12 forming the pulley plate 1 is provided with the inserting part 6 formed by at least one groove or protrusion and is connected with the limiting plate 3 in an inserting way, the limiting plate 3 is connected with the top drive 9 through a row of a plurality of bolts serving as the first connecting piece 5, and compress tightly connecting plate 11 on top drive 9 through grafting portion 6, make the installation that slide plate 1 was driven on top drive 9 through two kinds of connection structure of second connecting piece 5 and limiting plate 3 is fixed, can guarantee that the coaster installation is stable, and can separate slide plate 1 and limiting plate 3 after dismantling second connecting piece 5 alone, make slide plate 3 follow top drive 9 and take out in the guide rail 10 gap, carry out the adjustment or the change of antifriction plate 2 again, and do not need to drop down the top drive, the adjustment of antifriction plate 2 is reduced with change the degree of difficulty, the adjustment of antifriction plate 2 is improved and change efficiency.
Preferably, the cross section of the recess or raised plug-in portion 6 is rectangular, trapezoidal, pointed or wave-shaped. The adjusting device can be adjusted according to actual conditions, as shown in fig. 2, the end face of the connecting plate 11 is provided with the plugging part 6 of the trapezoid groove, as shown in fig. 3, the end face of the connecting plate 11 is provided with the plugging part 6 of the trapezoid protrusion, as shown in fig. 4, the end face of the connecting plate 11 is provided with the plugging part 6 of the rectangular wave, so that the limiting plate 3 plays a role in compacting the connecting plate 11 through concave-convex matching of the connecting plate 11 and the limiting plate 3, and can meet the requirement of relative separation along the plate surface after the second connecting piece 5 is disassembled.
Example 2
As shown in fig. 1, in the pulley structure of the top drive of the drilling machine according to the embodiment, on the basis of embodiment 1, the limiting plates 3 are arranged at equal heights along the top end to the bottom end of the connecting plate 11, and the thickness of the limiting plates 3 is smaller than or equal to the thickness of the connecting plate 11.
The pulley structure of a rig top drive of this embodiment, limiting plate 3 height is higher, compresses tightly the lateral end that connecting plate 11 was followed top to bottom stable, makes for traditional through multirow bolt fastening's pulley board 1, can realize the regulation and the change of antifriction plate 2 under the circumstances of reducing the dismantlement bolt, further reduces the regulation and the change degree of difficulty of antifriction plate 2, and the setting up of thickness can avoid limiting plate 3 to set up the normal use that influences antifriction plate 2.
Example 3
As shown in fig. 2-4, in the pulley structure of the top drive of the drilling machine according to the present embodiment, on the basis of embodiment 1 or embodiment 2, a connecting plate 11 and a blocking plate 12 are provided with a chute 13 adapted to the wear-resistant plate 2, the chute 13 is arranged to run through from top to bottom of the connecting plate 11, and an adjusting pad 7 is respectively arranged between the wear-resistant plate 2 and the connecting plate 11 and between the wear-resistant plate 12.
According to the pulley structure of the drilling machine top drive, the adjusting pad 7 is used for adjusting the thickness of the wear-resisting plate 2 relative to the pulley plate 1, compensating the wear amount of the wear-resisting plate 2, prolonging the service life of the wear-resisting plate 2, reducing the use cost of the pulley structure, and when the pulley structure is used, the adjusting pad 7 is arranged in the sliding groove 13, the wear-resisting plate 2 is embedded into the sliding groove 13, the wear-resisting plate 2 is fixed on the pulley plate 1 through the bolt, stable installation of the wear-resisting plate 2 on the pulley plate 1 is realized, and when the torque transmitted by top drive rotation is born, the wear-resisting plate 2 is limited by the side wall of the sliding groove 13 and fixed through the bolt connection, and cannot slide relative to the pulley plate 1.
Preferably, the adjusting pad 7 may be provided as a block-shaped structure adapted to the width of the chute 13 according to practical circumstances, and is provided at one or both ends of the wear plate 2 in the height direction.
Example 4
As shown in fig. 6-7, in the pulley structure of the top drive of the drilling machine according to this embodiment, on the basis of embodiments 1-3, the connection plate 11 or the blocking plate 12 is extended to form the wing plate 8, and the second connection member 5 is disposed on the wing plate 8.
According to the pulley structure of the top drive of the drilling machine, the connection plate 11 is used for extending the wing plates 8 for carrying out display description, the wing plates 8 and the connection plate 11 are located on two sides of the blocking plate 12 and are perpendicular to the blocking plate 12 respectively, the wing plates 8 can be matched with the top drive 9 according to practical conditions, the setting positions of the second connecting pieces 5 are changed to be out of a slide way, separation of the pulley plate 1 and the top drive 9 can be completed under the condition that the top drive 9 is not lowered, and further the second connecting pieces 5 are not affected by the guide rail 10 in assembly and disassembly, so that the pulley structure can be conveniently disassembled.
It can be appreciated that the extension length and extension direction of the wing plate 8 can be adjusted according to the actual structure of the top drive 9, so that the bolt fixation of the slide plate 1 and the top drive 9 outside the slide way can be realized through the wing plate 8.
Example 5
A top drive of a drilling machine comprises a pulley structure of the top drive of the drilling machine in the embodiment 1-4, as shown in fig. 6 and 8, a connecting plate 11 of a pulley plate 1 is connected with a top drive 9, a blocking plate 12 is blocked on one side of the top drive 9, two pulley plates 1 are oppositely arranged to form a slideway matched with a guide rail 10, wear-resistant plates 2 are arranged on the inner sides of the connecting plate 11 and the blocking plate 12, and edges of one side, close to each other, of the two pulley plates 1 are tightly pressed by a limiting plate 3.
It can be understood that the limiting plates 3 can be set to two according to actual conditions, the two limiting plates 3 respectively compress tightly the sliding plate 1, the wear-resisting plates 2 on the two sliding plates 1 can be respectively adjusted and replaced on the basis of not separating the top drive 9 and the guide rail 10, and only one limiting plate 3 can be set, so that the sliding plate 1 can be conveniently disassembled due to the setting of the limiting plates 3, the top drive 9 and the guide rail 10 can be separated after the corresponding sliding plate 3 is disassembled, and the wear-resisting plates 2 of the other sliding plate 1 can be adjusted and replaced.
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 (10)
1. The utility model provides a coaster structure that rig top was driven, its characterized in that, including coaster board (1), coaster board (1) include mutually perpendicular's connecting plate (11) and stop board (12), connecting plate (11) with stop board (12) medial surface sets up antifriction plate (2), connecting plate (11) are kept away from one side of stopping board (12) sets up limiting plate (3), limiting plate (3) with connecting plate (11) are pegged graft and can follow the direction separation that keeps away from relatively, pass on limiting plate (3) and set up first connecting piece (4), connecting plate (11) are close to one side of stopping board (12) is passed and is set up second connecting piece (5), first connecting piece (4) with second connecting piece (5) all are used for connecting top and drive (9).
2. A trolley structure for a top drive of a drilling machine according to claim 1, characterized in that the connecting plate (11) is provided with a plugging portion (6) away from one side end surface of the blocking plate (12), the plugging portion (6) comprises at least one groove or protrusion, the limiting plate (3) is matched with the plugging portion (6) and the limiting plate (3) can be at least partially pressed on the connecting plate (11), and the cross section of the groove or protrusion is rectangular, trapezoidal, pointed or wave.
3. The pulley structure of a top drive of a drilling machine according to claim 2, wherein the limiting plates (3) are arranged at equal heights or intervals along the top end to the bottom end of the connecting plate (11), and the thickness of the limiting plates (3) is smaller than or equal to the thickness of the connecting plate (11).
4. A trolley structure for a top drive of a drilling machine according to claim 1, characterized in that the connecting plate (11) and the blocking plate (12) are provided with a chute (13) adapted to the wear plate (2), the chute (13) being arranged through along the top to bottom end of the connecting plate (11).
5. A trolley structure for a top drive of a drilling machine according to claim 4, characterized in that adjusting pads (7) are arranged between the wear plate (2) and the connecting plate (11) and the blocking plate (12), respectively.
6. A trolley structure for a top drive of a drilling machine according to claim 5, characterized in that the adjusting pad (7) is arranged at one or both ends of the wear plate (2) in the height direction.
7. A trolley structure for a top drive of a drilling machine according to claim 1, characterized in that the connection plate (11) and the blocking plate (12) are integrally formed.
8. A trolley structure for a top drive of a drilling machine according to claim 7, comprising two trolley plates (1), wherein the two trolley plates (1) are provided with forming slideways in opposition, and at least one of the trolley plates (1) is in plug-in connection with the limiting plate (3).
9. A trolley structure for a top drive of a drilling machine according to claim 1, characterized in that the connection plate (11) or the blocking plate (12) is provided with a wing (8) extending therefrom, and that the second connection piece (5) is provided on the wing (8).
10. A drill top drive comprising a sled structure of the drill top drive of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322822320.2U CN221568341U (en) | 2023-10-19 | 2023-10-19 | Pulley structure of drilling machine top drive and drilling machine top drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322822320.2U CN221568341U (en) | 2023-10-19 | 2023-10-19 | Pulley structure of drilling machine top drive and drilling machine top drive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221568341U true CN221568341U (en) | 2024-08-20 |
Family
ID=92265142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322822320.2U Active CN221568341U (en) | 2023-10-19 | 2023-10-19 | Pulley structure of drilling machine top drive and drilling machine top drive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221568341U (en) |
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2023
- 2023-10-19 CN CN202322822320.2U patent/CN221568341U/en active Active
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