CN219673191U - Winch turntable gear box of petroleum drilling machine - Google Patents
Winch turntable gear box of petroleum drilling machine Download PDFInfo
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- CN219673191U CN219673191U CN202320325937.0U CN202320325937U CN219673191U CN 219673191 U CN219673191 U CN 219673191U CN 202320325937 U CN202320325937 U CN 202320325937U CN 219673191 U CN219673191 U CN 219673191U
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- 238000005553 drilling Methods 0.000 title claims description 11
- 239000003208 petroleum Substances 0.000 title claims description 7
- 238000009434 installation Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 230000007935 neutral effect Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model provides a turntable gearbox of an oil rig winch, which relates to the technical field of oil rigs and comprises a shell, wherein an input shaft is arranged in the shell through a bearing: the external power source can drive the input shaft to rotate, power brought by the external power source is respectively supplied to the winch and the turntable through the input shaft driving output shaft, the winch output shaft is connected with the winch, the third rotating shaft is connected with the turntable, the speed of the winch is conveniently regulated by the first speed change part to different gears when the input shaft rotates, the third rotating shaft can be driven to rotate by rotating the input shaft through different gears of the second speed change part, and finally the turntable is driven to work, so that the winch gear box and the turntable gear box are combined into one, the single motor double output is realized, the space can be saved, and the production cost is effectively saved.
Description
Technical Field
The utility model relates to the technical field of petroleum drilling rigs, in particular to a turntable gearbox of a winch of a petroleum drilling rig.
Background
An oil rig is a device for oil drilling in which a drilling tool is driven to break rock, drill down into the earth, and drill a borehole of a prescribed depth, and oil or gas is obtained by an oil or gas production machine. The petroleum drilling machine consists of eight parts including power machine, driving machine, working machine, auxiliary equipment, etc.
At present, the existing winch gear box and the rotating disc gear box are independent gear boxes, so that when the winch gear box is used, two independent motors are needed to drive the gear boxes to work, more working space is occupied, and production cost is greatly increased.
Disclosure of Invention
The utility model aims to provide a winch turntable gear box of an oil rig, and aims to solve the problems that the existing winch gear box and turntable gear box in the prior art are independent gear boxes, so that two independent motors are needed to drive the gear boxes to work when the oil rig winch turntable gear box is used, more working space is occupied, and the production cost is greatly increased.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the winch turntable gearbox of the petroleum drilling machine comprises a shell, wherein an input shaft is installed in the shell through a bearing: the external power source can drive the input shaft to rotate, power brought by the external power source is driven by the input shaft to drive the output shaft to respectively provide input power for the winch and the turntable, and the winch output shaft is arranged outside the shell: the device is used for being connected with a winch, and driving the winch to work by power brought by an input shaft through an output shaft of the winch; the outer part of the shell is provided with a rotary disc output shaft: the carousel output shaft is used for being connected with the carousel, can pass through carousel output shaft drive carousel with the power that the input shaft brought and work, installs first variable speed part in the casing: the device is used for connecting the input shaft with the winch output shaft in a power mode, power brought by the input shaft is transmitted to the winch output shaft through the first speed change component, and the third rotating shaft is rotationally connected with the shell: the axial direction of the third rotating shaft is the same as the axial direction of the input shaft and is used for being connected with the output shaft of the rotary table, the rotary table is driven by power for the rotary table to work, and a second speed change part is arranged in the shell: the rotary table is used for connecting the input shaft with the third rotary shaft in a power way, so that the third rotary shaft and the rotary table output shaft can be driven to rotate through the second speed changing component when the input shaft rotates, and power is provided for the rotary table.
The utility model further adopts the technical scheme that the first speed change component comprises a first rotating shaft which is rotatably connected in a shell, the axial direction of the first rotating shaft is vertical to the axial direction of the input shaft, one end of the input shaft, which is close to the first rotating shaft, is fixedly connected with a second bevel gear, the surface of the first rotating shaft is provided with a first bevel gear through a key, the first bevel gear is meshed with the second bevel gear, the shell is rotatably connected with a second rotating shaft, the second rotating shaft is parallel to the first rotating shaft, one end of the second rotating shaft, which is close to the winch output shaft, is connected with the winch output shaft, and a differential mechanism used for realizing different rotating speeds of the first rotating shaft and the second rotating shaft is arranged in the shell.
The differential mechanism comprises a first gear and a second gear which are arranged on the surface of a first rotating shaft through keys, wherein the base radius of the first gear is smaller than that of the second gear, the surface of the second rotating shaft is rotationally connected with a second duplex gear, the top end of the second duplex gear is meshed with the first gear, the base radius of the top end of the second duplex gear is larger than that of the first gear, and the base radius of the top end of the second duplex gear is larger than that of the bottom end of the second duplex gear; the surface of the second rotating shaft is rotationally connected with a first duplex gear, the base radius of the top end of the first duplex gear is smaller than that of the bottom end of the first duplex gear, the bottom end of the first duplex gear is meshed with the second gear, and the base radius of the first duplex gear is smaller than that of the second gear; the surface mounting of second axis of rotation has first meso position gear, and first meso position gear is located between second duplex gear and the first duplex gear, and the surface engagement of first meso position gear is connected with first tooth cover, and first tooth cover can remove along the axial direction of second axis of rotation, installs on the casing and can stir first tooth cover and remove first gearshift.
According to a further technical scheme, the first gear shifting device comprises a first rotating shaft which is rotatably connected in a shell, the top end of a first mounting shaft extends to the outside of the shell, two symmetrical first connecting rods are mounted on the surface of the first mounting shaft, a groove is formed in the outer ring of the first tooth sleeve, two symmetrical first sliding block small shafts are connected in the groove in a sliding mode, the two first sliding block small shafts are connected with one ends, far away from the first mounting shaft, of the two first connecting rods respectively, and the top end of the first mounting shaft is fixedly connected with a first shifting rod.
The second speed change part comprises a third gear fixedly arranged on the surface of an input shaft, a fourth gear is rotationally connected to the shell, the fourth gear is meshed with the third gear, a third duplex gear is rotationally connected to the surface of a third rotating shaft, the fourth gear is meshed with the third duplex gear, the base radius of one end of the third duplex gear meshed with the fourth gear is larger than that of the fourth gear, the base radius of one end of the third duplex gear, which is not meshed with the fourth gear, is smaller than that of one end of the third duplex gear meshed with the fourth gear, a second middle gear is arranged on the surface of the third rotating shaft through a key, a second tooth sleeve is connected to the outer portion of the second middle gear in a meshed mode, the second tooth sleeve can move along the axial direction of the third rotating shaft, and a second gear shifting device capable of shifting the second tooth sleeve to move is arranged in the shell.
According to a further technical scheme, the second gear shifting device comprises a second installation shaft which is rotatably connected in a shell, a second deflector rod is fixedly connected to the top end of the second installation shaft, two symmetrical second connecting rods are fixedly connected to the surface of the second installation shaft, grooves are formed in the surface of the second tooth sleeve, two symmetrical second small sliding block shafts are connected in the grooves in a sliding mode, and the two small sliding block shafts are connected with one ends, far away from the second installation shaft, of the two second connecting rods respectively.
The beneficial effects of the utility model are as follows:
the winch output shaft is connected with the winch, the third rotating shaft is connected with the turntable, the first speed change part is used for adjusting different gears, the winch is conveniently adjusted in speed when the input shaft rotates, the second speed change part is used for adjusting different gears, the input shaft is enabled to rotate and drive the third rotating shaft to rotate, and finally the turntable is driven to work, so that a winch gear box and a turntable gear box can be combined into a whole, single motor double output is achieved, space can be saved, and production cost is effectively saved.
Drawings
Fig. 1 is a front view in an embodiment of the present utility model.
Fig. 2 is a partial structural cross-sectional view in a top view in an embodiment of the present utility model.
Fig. 3 is a cross-sectional view of a structure in front view in an embodiment of the present utility model.
FIG. 4 is a partial structural cross-sectional view in elevation in a particular embodiment of the utility model
Fig. 5 is a partial structural cross-sectional view in a side view in an embodiment of the utility model.
In the figure: 1. a housing; 2. an input shaft; 3. a winch output shaft; 4. a turntable output shaft; 5. a first transmission member; 51. a first rotation shaft; 511. a first bevel gear; 512. a second bevel gear; 52. a second rotation shaft; 521. a first gear; 522. a second gear; 523. a first double gear; 524. a second duplex gear; 525. a first neutral gear; 526. a first tooth sleeve; 6. a first gear shifting device; 61. a first mounting shaft; 62. a first connecting rod; 63. a first slider small shaft; 64. a first deflector rod; 7. a third rotation shaft; 8. a second transmission member; 81. a third gear; 82. a fourth gear; 83. a third double gear; 84. a second neutral gear; 85. a second tooth sleeve; 9. a second gear shift device; 91. a second mounting shaft; 92. a second connecting rod; 93. a second slider small shaft; 94. and a second deflector rod.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings.
As shown in fig. 1-5, a turntable gearbox of a winch of an oil rig, which comprises a shell 1, wherein an input shaft 2 is installed in the shell 1 through a bearing, the input shaft 2 is connected with an external power source, the external power source can drive the input shaft 2 to rotate, power brought by the external power source is respectively used for providing input power for the winch and a turntable through an input shaft 2 driving output shaft, the external power source is a motor and other prior art, and is not described in detail herein, a winch output shaft 3 is installed outside the shell 1 and is used for being connected with the winch, the power brought by the input shaft 2 is used for driving the winch to work through the winch output shaft 3, a turntable output shaft 4 is installed outside the shell 1 and is used for being connected with the turntable, and the power brought by the input shaft 2 can be used for driving the turntable through the turntable output shaft 4 to work;
the first speed change part 5 is arranged in the shell 1 and used for connecting the input shaft 2 and the winch output shaft 3 in a power mode, so that power brought by the input shaft 2 is transmitted to the winch output shaft 3 through the first speed change part 5, the first speed change part 5 is provided with three gears, namely a high gear, a neutral gear and a low gear, the rotating speed of the winch output shaft 3 can be adjusted through adjustment of three different gears when the input shaft 2 rotates, the speed change effect is realized, when the first speed change part 5 is positioned in the high gear, the rotating speed of the winch output shaft 3 can be higher than the rotating speed of the input shaft 2 when the input shaft 2 rotates, when the first speed change part 5 is positioned in the neutral gear, the winch output shaft 3 cannot rotate, and when the first speed change part 5 is positioned in the low gear, the rotating speed of the input shaft 2 is lower than the rotating speed of the input shaft 2;
the third rotating shaft 7 is rotationally connected to the casing 1, the axial direction of the third rotating shaft 7 is the same as the axial direction of the input shaft 2 and is used for being connected with the rotary table output shaft 4, the rotary table is driven to work by providing power for the rotary table, the second speed changing component 8 is installed in the casing 1 and is used for connecting the input shaft 2 with the third rotating shaft 7 in a power mode, the third rotating shaft 7 and the rotary table output shaft 4 can be driven to rotate by the second speed changing component 8 when the input shaft 2 rotates, power is provided for the rotary table, the second speed changing component 8 is provided with two gears, namely a working gear and a neutral gear, when the second speed changing component 8 is located in the working gear, the input shaft 2 rotates and can drive the third rotating shaft 7 to rotate, and when the second speed changing component 8 is located in the neutral gear, the second speed changing component 8 does not drive the third rotating shaft 7 to rotate, and can not provide power for the rotary table.
As shown in fig. 1 to 5, the first speed changing member 5 includes a first rotating shaft 51 rotatably connected in the housing 1, an axial direction of the first rotating shaft 51 is perpendicular to an axial direction of the input shaft 2, one end of the input shaft 2 adjacent to the first rotating shaft 51 is fixedly connected with a second bevel gear 512, a first bevel gear 511 is mounted on a surface of the first rotating shaft 51 through a key, the first bevel gear 511 is meshed with the second bevel gear 512, when the input shaft 2 rotates, the first rotating shaft 51 can be driven to rotate through connection of the first bevel gear 511 and the second bevel gear 512, a second rotating shaft 52 is rotatably connected in the housing 1, the second rotating shaft 52 is parallel to the first rotating shaft 51, one end of the second rotating shaft 52 adjacent to the winch output shaft 3 is connected with the winch output shaft 3, when the second rotating shaft 52 rotates, the winch output shaft 3 can be driven to rotate, and a differential mechanism for realizing different rotation speeds of the first rotating shaft 51 and the second rotating shaft 52 is mounted in the housing 1.
As shown in fig. 1 to 5, the differential mechanism comprises a first gear 521 and a second gear 522 which are installed on the surface of a first rotating shaft 51 through keys, wherein the base radius of the first gear 521 is smaller than that of the second gear 522, the surface of the second rotating shaft 52 is rotatably connected with a second duplex gear 524, the top end of the second duplex gear 524 is meshed with the first gear 521, the base radius of the top end of the second duplex gear 524 is larger than that of the first gear 521, and the base radius of the top end of the second duplex gear 524 is larger than that of the bottom end, so that when the first gear 521 drives the second duplex gear 524 to rotate, the rotating speed of the second duplex gear 524 is smaller than that of the first gear 521, and the second rotating shaft 52 rotates slower than the first rotating shaft 51, thereby realizing the effect of deceleration;
the surface of the second rotating shaft 52 is rotationally connected with a first duplex gear 523, the base radius of the top end of the first duplex gear 523 is smaller than that of the bottom end, the bottom end of the first duplex gear 523 is meshed with the second gear 522, the base radius of the first duplex gear 523 is smaller than that of the second gear 522, and when the second gear 522 drives the first duplex gear 523 to rotate, the rotating speed of the first duplex gear 523 is higher than that of the second gear 522, so that the second rotating shaft 52 is higher than that of the first rotating shaft 51, and an accelerating effect is formed;
the surface mounting of second axis of rotation 52 has first meso position gear 525, and first meso position gear 525 is located between second duplex gear 524 and the first duplex gear 523, and the surface engagement of first meso position gear 525 is connected with first tooth cover 526, and first tooth cover 526 can follow the axial direction of second axis of rotation 52 and remove, installs on casing 1 and can stir the first gearshift 6 of first tooth cover 526 and remove.
As shown in fig. 1 to 5, the first gear shifting device 6 includes a first rotating shaft 51 rotatably connected in the housing 1, and the top end of a first mounting shaft 61 extends to the outside of the housing 1, two symmetrical first connecting rods 62 are mounted on the surface of the first mounting shaft 61, a groove is formed in the outer ring of the first tooth sleeve 526, two symmetrical first small sliding block shafts 63 are slidably connected in the groove, and the two small sliding block shafts 63 are respectively connected with one ends of the two first connecting rods 62 far away from the first mounting shaft 61, and a first shifting rod 64 is fixedly connected to the top end of the first mounting shaft 61;
when the first gear shifting device 6 dials the first gear sleeve 526 to move towards the second duplex gear 524, the inner ring of the first gear sleeve 526 can be simultaneously meshed with the bottom ends of the first neutral gear 525 and the second duplex gear 524, so that the second duplex gear 524 is connected with the first neutral gear 525, the first rotating shaft 51 can be driven to rotate when the first rotating shaft 51 rotates, the rotating speed of the second rotating shaft 52 can be smaller than that of the first rotating shaft 51, the rotating speed of the input shaft 2 can be higher than that of the output shaft 3 of the winch, and the effect of deceleration is realized at the moment;
when the first gear shifting device 6 shifts the first gear sleeve 526 to move towards the direction of the first duplex gear 523, the inner ring of the first gear sleeve 526 can be simultaneously meshed with the first middle gear 525 and the top end of the first duplex gear 523, so that the first middle gear 525 and the first duplex gear 523 are meshed, the first rotating shaft 51 can be driven to rotate when the first rotating shaft 51 rotates, the rotating speed of the second rotating shaft 52 can be larger than that of the second rotating shaft 52, the rotating speed of the input shaft 2 can be lower than that of the output shaft 3 of the winch, and an accelerating effect is achieved, and the high gear is realized at the moment;
when the first gear shifting device 6 shifts the first gear sleeve 526 to be connected with the first neutral gear 525 only, the first rotating shaft 51 does not drive the second rotating shaft 52 to rotate, so that the winch output shaft 3 does not output when the input shaft 2 inputs, and the neutral gear is realized at the moment.
As shown in fig. 1 to 5, the second transmission member 8 includes a third gear 81 fixedly mounted on the surface of the input shaft 2, a fourth gear 82 is rotatably connected to the housing 1, the fourth gear 82 is meshed with the third gear 81, a third duplex gear 83 is rotatably connected to the surface of the third rotating shaft 7, the fourth gear 82 is meshed with the third duplex gear 83, a base radius of an end of the third duplex gear 83 meshed with the fourth gear 82 is larger than a base radius of the fourth gear 82, a base radius of an end of the third duplex gear 83 not meshed with the fourth gear 82 is smaller than a base radius of an end of the third duplex gear 83 meshed with the fourth gear 82, a second middle gear 84 is mounted on the surface of the third rotating shaft 7 through a key, a second gear sleeve 85 is connected to an outer meshing of the second middle gear 84, the second gear sleeve 85 is movable in an axial direction of the third rotating shaft 7, and a second device 9 capable of shifting the second gear sleeve 85 is provided in the housing 1.
As shown in fig. 1-5, the second gear shifting device 9 comprises a second installation shaft 91 rotatably connected in the casing 1, a second deflector rod 94 is fixedly connected to the top end of the second installation shaft 91, two symmetrical second connecting rods 92 are fixedly connected to the surface of the second installation shaft 91, a groove is formed in the surface of the second tooth sleeve 85, two symmetrical second small sliding block shafts 93 are slidably connected in the groove, and the two small sliding block shafts 93 are respectively connected with one ends of the two second connecting rods 92 far away from the second installation shaft 91;
when the second mounting shaft 91 rotates and toggles the second gear sleeve 85 to move towards the third duplex gear 83, the second gear sleeve 85 can be simultaneously meshed and connected with the second middle gear 84 and the third duplex gear 83, the fourth gear 82 drives the third duplex gear 83 to rotate, the third rotating shaft 7 can be driven to rotate through the second middle gear 84 and the second gear sleeve 85, the power source provided by the input shaft 2 can be input to the rotary table, the working gear can be realized through the rotary table output shaft 4 at the moment, when the second gear sleeve 85 is meshed with the second middle gear 84 only, the third duplex gear 83 can not drive the third rotating shaft 7 to rotate when the fourth gear 82 drives the third duplex gear 83 to rotate, the power source provided by the input shaft 2 can not input the power to the rotary table, and the neutral position can be realized at the moment
Working principle: firstly, the input shaft 2 is connected with an external power source, the winch output shaft 3 is connected with a winch, the third rotating shaft 7 is connected with a rotary table, when the first speed change part 5 is adjusted to a high gear, the input shaft 2 rotates to drive the winch output shaft 3 to rotate, the rotating speed of the winch output shaft 3 is larger than that of the input shaft 2, when the first speed change part 5 is adjusted to a low gear, the input shaft 2 rotates to drive the winch output shaft 3 to rotate, but the rotating speed of the winch output shaft 3 is smaller than that of the input shaft 2, when the first speed change part 5 is positioned in a neutral gear, the input shaft 2 rotates to not drive the winch output shaft 3 to rotate, so that a winch can be conveniently regulated in rotation of the input shaft 2, when the second speed change part 8 is positioned in a working gear, the input shaft 2 rotates to drive the third rotating shaft 7 to rotate, and the rotary table is driven to work, when the second speed change part 8 is positioned in the neutral gear, the input shaft 2 rotates to not drive the third rotating shaft 7, and power is not provided for the rotary table, so that the winch and the gearbox motor and the rotary table can be simply and simply output in a double-space mode, and the production cost is not effective.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The winch turntable gearbox of the petroleum drilling machine is characterized by comprising a shell (1);
an input shaft (2) is arranged in the shell (1) through a bearing: the external power source can drive the input shaft (2) to rotate, and power brought by the external power source is used for driving the output shaft through the input shaft (2) to respectively provide input power for the winch and the turntable;
the winch output shaft (3) is arranged outside the shell (1): the device is used for being connected with a winch, and the winch is driven to work by power brought by an input shaft (2) through a winch output shaft (3); the rotary disc output shaft (4) is arranged outside the shell (1): the turntable output shaft (4) is used for being connected with the turntable, and can drive the turntable to work by the power brought by the input shaft (2) through the turntable output shaft (4);
a first speed change part (5) is arranged in the shell (1): the device is used for connecting the input shaft (2) with the winch output shaft (3) in a power mode, and the power brought by the input shaft (2) is transmitted to the winch output shaft (3) through the first speed change component (5);
the shell (1) is rotationally connected with a third rotating shaft (7): the axial direction of the third rotating shaft (7) is the same as the axial direction of the input shaft (2) and is used for being connected with the rotary disc output shaft (4) to provide power for the rotary disc to drive the rotary disc to work;
a second speed change component (8) is arranged in the shell (1): the rotary table is used for connecting the input shaft (2) with the third rotary shaft (7) in a power way, so that the third rotary shaft (7) and the rotary table output shaft (4) can be driven to rotate through the second speed change component (8) when the input shaft (2) rotates, and power is provided for the rotary table.
2. The winch turntable gearbox for the oil drilling machine according to claim 1, wherein the first speed changing component (5) comprises a first rotating shaft (51) rotatably connected in the shell (1), the axial direction of the first rotating shaft (51) is perpendicular to the axial direction of the input shaft (2), one end, close to the first rotating shaft (51), of the input shaft (2) is fixedly connected with a second bevel gear (512), the surface of the first rotating shaft (51) is provided with the first bevel gear (511) through a key, the first bevel gear (511) is meshed with the second bevel gear (512), the shell (1) is rotatably connected with a second rotating shaft (52), the second rotating shaft (52) is parallel to the first rotating shaft (51), one end, close to the winch output shaft (3), of the second rotating shaft (52) is connected with the winch output shaft (3), and a differential mechanism used for realizing different rotating speeds of the first rotating shaft (51) and the second rotating shaft (52) is arranged in the shell (1).
3. The winch turntable gearbox for the oil rig according to claim 2, wherein the differential mechanism comprises a first gear (521) and a second gear (522) which are installed on the surface of the first rotating shaft (51) through keys, the base radius of the first gear (521) is smaller than that of the second gear (522), the second duplex gear (524) is rotatably connected to the surface of the second rotating shaft (52), the top end of the second duplex gear (524) is meshed with the first gear (521), the base radius of the top end of the second duplex gear (524) is larger than that of the first gear (521), and the base radius of the top end of the second duplex gear (524) is larger than that of the bottom end; the surface of the second rotating shaft (52) is rotationally connected with a first duplex gear (523), the base radius of the top end of the first duplex gear (523) is smaller than that of the bottom end, the bottom end of the first duplex gear (523) is meshed with the second gear (522), and the base radius of the first duplex gear (523) is smaller than that of the second gear (522); the surface mounting of second axis of rotation (52) has first meso position gear (525), and first meso position gear (525) are located between second duplex gear (524) and first duplex gear (523), and the surface meshing of first meso position gear (525) is connected with first tooth cover (526), and first tooth cover (526) can remove along the axial direction of second axis of rotation (52), installs on casing (1) and can stir first tooth cover (526) and remove first gearshift (6).
4. A winch turntable gearbox for an oil rig according to claim 3, characterized in that the first gear shifting device (6) comprises a first rotating shaft (51) rotatably connected in the casing (1), the top end of the first mounting shaft (61) extends to the outside of the casing (1), two symmetrical first connecting rods (62) are arranged on the surface of the first mounting shaft (61), a groove is formed in the outer ring of the first gear sleeve (526), two symmetrical first small sliding blocks (63) are slidably connected in the groove, and the two small sliding blocks (63) are respectively connected with one ends, far away from the first mounting shaft (61), of the two first connecting rods (62), and a first deflector rod (64) is fixedly connected to the top end of the first mounting shaft (61).
5. The winch turntable gearbox for oil drilling machines according to claim 4, wherein the second speed changing component (8) comprises a third gear (81) fixedly installed on the surface of the input shaft (2), a fourth gear (82) is rotationally connected to the housing (1), the fourth gear (82) is meshed with the third gear (81), a third duplex gear (83) is rotationally connected to the surface of the third rotating shaft (7), the fourth gear (82) is meshed with the third duplex gear (83), the base radius of one end of the third duplex gear (83) meshed with the fourth gear (82) is larger than that of the fourth gear (82), the base radius of one end of the third duplex gear (83) meshed with the fourth gear (82) is smaller than that of one end of the third duplex gear (83), a second middle gear (84) is installed on the surface of the third rotating shaft (7) through a key, a second tooth sleeve (85) is connected to the outer portion of the second middle gear (84), and the second tooth sleeve (85) can move in the second rotating shaft (85) along the second axial direction, and the second rotating shaft (7) can move in the second axial direction (1).
6. The winch turntable gearbox of the oil rig, according to claim 5, characterized in that the second gear shifting device (9) comprises a second installation shaft (91) rotatably connected in the shell (1), the top end of the second installation shaft (91) is fixedly connected with a second deflector rod (94), the surface of the second installation shaft (91) is fixedly connected with two symmetrical second connecting rods (92), the surface of the second gear sleeve (85) is provided with a groove, two symmetrical second slider small shafts (93) are slidably connected in the groove, and the two second slider small shafts (93) are respectively connected with one ends of the two second connecting rods (92) far away from the second installation shaft (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320325937.0U CN219673191U (en) | 2023-02-27 | 2023-02-27 | Winch turntable gear box of petroleum drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320325937.0U CN219673191U (en) | 2023-02-27 | 2023-02-27 | Winch turntable gear box of petroleum drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219673191U true CN219673191U (en) | 2023-09-12 |
Family
ID=87897833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320325937.0U Active CN219673191U (en) | 2023-02-27 | 2023-02-27 | Winch turntable gear box of petroleum drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219673191U (en) |
-
2023
- 2023-02-27 CN CN202320325937.0U patent/CN219673191U/en active Active
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