CN215830938U - Online pulley for deep well operation - Google Patents
Online pulley for deep well operation Download PDFInfo
- Publication number
- CN215830938U CN215830938U CN202121401185.9U CN202121401185U CN215830938U CN 215830938 U CN215830938 U CN 215830938U CN 202121401185 U CN202121401185 U CN 202121401185U CN 215830938 U CN215830938 U CN 215830938U
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- flywheel
- deep well
- operations according
- length direction
- pulley
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Abstract
The utility model discloses an online pulley for deep well operation, which comprises an upper joint, a pulley body, flywheel components and a lower joint, wherein the upper joint and the lower joint are respectively detachably arranged at two ends of the pulley body in the length direction, a plurality of flywheel components are arranged in the circumferential direction of the pulley body, the flywheel components revolve around the length direction of the pulley body as an axis, each flywheel component rotates relative to the pulley body in the direction vertical to the revolution axis, the upper joint and the lower joint both comprise installation cavities, and connecting channels respectively corresponding to the two installation cavities are penetratingly arranged on the pulley body in the length direction. The utility model has simple structure, smooth operation and strong stability, and the upper joint and the lower joint are connected through the pulley body so as to facilitate the penetration and the protection of instrument wiring harnesses.
Description
Technical Field
The utility model belongs to the field of deep well operation, and particularly relates to an online pulley for deep well operation.
Background
In the process of operation of the deep well with large inclination, the instrument pulley can effectively reduce the contact area between the instrument and the casing or the well wall, and greatly reduce the friction force between the instrument string and the casing or the wall of the well, thereby ensuring that the instrument can reach the operation of a well section with larger inclination by utilizing gravity.
Disclosure of Invention
The purpose of the utility model is as follows: in order to overcome the defects in the prior art, the utility model provides an online pulley for deep well operation, which can facilitate the rapid movement of an instrument in a pore canal or a pipeline.
The technical scheme is as follows: in order to achieve the purpose, the technical scheme of the utility model is as follows:
the utility model provides an online coaster for deep well operation, includes top connection, coaster body, flywheel subassembly and lower clutch, detachable is provided with top connection, lower clutch respectively at the length direction's of coaster body both ends, the circumference of coaster body is provided with a plurality of flywheel subassemblies, and is a plurality of the flywheel subassembly uses coaster body length direction as the axis revolution, and each the flywheel subassembly is for coaster body rotation in the direction of perpendicular to revolution axis, top connection, lower clutch all contain the installation cavity, link up along length direction on the coaster body and set up the interface channel who corresponds two installation cavities respectively.
Further, the length direction both ends of coaster body all contain the connecting axle, top connection, lower clutch correspond to the connecting axle and follow the concave connecting hole that is equipped with of axis, the connecting axle is sealed to be worn to establish in the connecting hole.
Furthermore, fixing holes are formed in the wall bodies of the upper joint and the lower joint along the radial direction corresponding to the connecting holes, and locking screws penetrate through the fixing holes.
Further, the coaster body contains main part dabber and gyration cover, the coaxial pivoted cover of gyration cover is established in the outside of main part dabber, the outside circumference distribution of gyration cover is provided with a plurality of flywheel subassemblies, flywheel subassembly rotates to be set up on the gyration cover, just the direction of rotation of flywheel subassembly axis of rotation direction perpendicular to gyration cover.
Furthermore, the flywheel assembly is detachably arranged on the rotary sleeve.
Further, the flywheel assembly comprises a flywheel, a flywheel bearing and a connecting bolt, the flywheel is coaxially arranged on an outer ring of the flywheel bearing, the connecting bolt penetrates through an inner ring of the flywheel bearing, and a threaded shaft end of the circumferential wall body of the rotary sleeve corresponding to the connecting bolt is provided with a connecting threaded hole along the radial direction.
Furthermore, the flywheel is provided with a locking hole corresponding to the connecting bolt along the axial direction, a locking plug is arranged in the locking hole in a threaded connection mode, and the locking plug abuts against the end portion of the bolt cap end of the connecting bolt.
Furthermore, the thread turning directions of the anti-loosening plug and the connecting bolt are opposite.
Has the advantages that: the utility model has simple structure, smooth operation and strong stability, the upper joint and the lower joint are connected through the pulley body so as to facilitate the penetration and the protection of instrument wiring harnesses, the revolution and the autorotation of the flywheel component ensure that the instrument string can smoothly cross over obstacles through the rotation of the instrument pulley after being provided with the instrument pulley no matter in the horizontal feeding direction or in the circumferential direction, and meanwhile, the friction coefficient is far less than the sliding friction coefficient when the instrument pulley is not added because the rolling friction is adopted in the motion process.
Drawings
FIG. 1 is a schematic half-section of the overall structure of the present invention;
FIG. 2 is a schematic view of a half-section structure of the pulley body of the present invention;
FIG. 3 is a schematic view of a half-section of a flywheel assembly of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in the attached drawings 1 to 3, an online pulley for deep well operation comprises an upper joint 1, a pulley body 2, flywheel assemblies 3 and a lower joint 4, wherein the upper joint 1 and the lower joint 4 are detachably arranged at two ends of the pulley body 2 in the length direction respectively, a plurality of flywheel assemblies 3 are arranged in the circumferential direction of the pulley body 2, the flywheel assemblies 3 revolve around the pulley body 2 by taking the length direction of the pulley body 2 as an axis, each flywheel assembly 3 rotates relative to the pulley body 2 in the direction perpendicular to the rotation axis, the upper joint 1 and the lower joint 4 both comprise installation cavities 5, connecting channels 6 respectively corresponding to the two installation cavities 5 are arranged on the pulley body 2 in a penetrating manner along the length direction, and a wiring harness socket or a wiring harness plug is respectively contained in the upper joint 1 and the lower joint 4 and can also be used for being connected with a joint on another type pulley assembly, the utility model has simple structure, smooth operation and strong stability, and the upper joint and the lower joint are connected through the pulley body so as to facilitate the penetration and the protection of instrument wiring harnesses. The pulley body and the flywheel assembly can facilitate the rapid movement of the instrument in the hole or the pipeline.
The length direction both ends of coaster body 2 all contain connecting axle 7, top connection 1, lower clutch 4 correspond to connecting axle 7 and are equipped with connecting hole 8 along the axis is concave, connecting axle 7 is sealed to be worn to establish in the connecting hole, the cover is equipped with the sealing washer on the connecting axle 7 to it is waterproof to carry out the junction, corresponding to connecting hole 8 on the wall body of top connection, lower clutch along radially having seted up fixed orifices 9, wear to be equipped with lock in the fixed orifices 9 and attach screw 10 for with coaster body and upper and lower clutch lock attachedly connect simple structure convenient operation.
As shown in fig. 2, the pulley body 2 contains a main body mandrel 11 and a rotary sleeve 12, the connecting channel 6 is opened for the axial through along the main body mandrel, the rotary sleeve 2 is arranged on the outer side of the main body mandrel 11 through the coaxial rotating sleeve of the oilless self-lubricating bearing 13, the outer side circumference of the rotary sleeve 12 is distributed and provided with a plurality of flywheel components, the flywheel components rotate to be arranged on the rotary sleeve 12, and the rotating axis direction of the flywheel components is perpendicular to the rotating direction of the rotary sleeve 12. The flywheel component can revolve around the main body mandrel 11 through the rotary sleeve 12 and rotate, and also can rotate through the rotation of the rotary sleeve, and has the rotation directions which are perpendicular to each other, so that the problem that the instrument string can smoothly cross the obstacle through the rotation of the instrument pulley after the instrument pulley is installed in the horizontal feeding direction or in the circumferential direction is guaranteed, and meanwhile, the friction coefficient of the flywheel component is far smaller than the sliding friction coefficient when the instrument pulley is not added due to rolling friction in the motion process.
A plurality of oil filler holes are radially seted up on the wall body of gyration cover 12, the oil filler hole communicates between gyration cover 12 and main part dabber 11, just the outside port department of oil filler hole is provided with oil blanket stopper 30, increases the smooth and easy nature of gyration cover through the oil filler hole.
The flywheel component 3 comprises a flywheel 15, a flywheel bearing 16 and a connecting bolt 17, the flywheel bearing is a deep groove ball bearing, the flywheel 15 is coaxially arranged on an outer ring of the flywheel bearing 16, the connecting bolt 17 is arranged in an inner ring of the flywheel bearing 16 in a penetrating mode, and a threaded shaft end of the circumferential wall body of the rotary sleeve 12 corresponding to the connecting bolt 17 is provided with a radial connecting threaded hole 18. Through connecting bolt 17 can dismantle in connecting screw hole 18, the dismouting is very convenient.
Still include clamping ring 20, clamping ring 20 is the loop body structure of cover in the connecting bolt 17 outside, just the clamping ring covers the inner circle tip at the flywheel bearing for the lock attaches pressure evenly distributed.
The flywheel 15 is axially provided with an anti-loosening hole 21 corresponding to the connecting bolt 17, the anti-loosening hole 21 is internally threaded with an anti-loosening plug 19, the anti-loosening plug 19 abuts against the end part of the bolt cap end of the connecting bolt 17, and the thread turning directions of the anti-loosening plug 19 and the connecting bolt 17 are opposite. The connecting bolt 17 is further limited and prevented from loosening through the loosening-preventing plug 19, the connecting strength and the stability of the flywheel and the connecting sleeve are improved, and the flywheel is prevented from being separated.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the utility model and these are intended to be within the scope of the utility model.
Claims (8)
1. An online coaster for deep well operation which characterized in that: including top connection (1), coaster body (2), flywheel subassembly (3) and lower clutch (4), the length direction's of coaster body (2) both ends detachable respectively are provided with top connection (1), lower clutch (4), the circumference of coaster body (2) is provided with a plurality of flywheel subassemblies (3), and is a plurality of flywheel subassembly (3) use coaster body (2) length direction to revolve as the axis, and each flywheel subassembly (3) are for coaster body (2) rotation in the direction of perpendicular to revolution axis, top connection (1), lower clutch (4) all contain installation cavity (5), link up along length direction on coaster body (2) and offer connecting channel (6) corresponding to two installation cavity (5) respectively.
2. The in-line trolley for deep well operations according to claim 1, wherein: the length direction both ends of coaster body (2) all contain connecting axle (7), top connection (1), lower clutch (4) are equipped with connecting hole (8) along the axis is concave corresponding to connecting axle (7), connecting axle (7) are sealed to be worn to establish in the connecting hole.
3. The in-line trolley for deep well operations according to claim 2, wherein: and fixing holes (9) are formed in the wall bodies of the upper joint and the lower joint along the radial direction corresponding to the connecting holes (8), and locking screws (10) penetrate through the fixing holes (9).
4. The in-line trolley for deep well operations according to claim 1, wherein: tackle body (2) contain main part dabber (11) and rotation cover (12), the coaxial pivoted cover of rotation cover (12) is established in the outside of main part dabber (11), the outside circumference distribution of rotation cover (12) is provided with a plurality of flywheel subassemblies, the flywheel subassembly rotates and sets up on rotation cover (12), just the rotation axis direction perpendicular to of flywheel subassembly rotates the direction of rotation of cover (12).
5. The in-line trolley for deep well operations according to claim 4, wherein: the flywheel component (3) is detachably arranged on the rotary sleeve (12).
6. The in-line trolley for deep well operations according to claim 5, wherein: flywheel subassembly (3) include flywheel (15), flywheel bearing (16) and connecting bolt (17), the coaxial setting of flywheel (15) is on the outer lane of flywheel bearing (16), connecting bolt (17) are worn to establish in the inner circle of flywheel bearing (16), radial connecting thread hole (18) have been seted up corresponding to the screw shaft end of connecting bolt (17) on the circumference wall body of gyration cover (12).
7. The in-line trolley for deep well operations according to claim 6, wherein: the flywheel (15) is provided with a locking hole (21) corresponding to the connecting bolt (17) along the axial direction, a locking plug (19) is arranged in the locking hole (21) in a threaded connection mode, and the locking plug (19) abuts against the end portion of the bolt cap of the connecting bolt (17).
8. The in-line trolley for deep well operations according to claim 7, wherein: the thread turning directions of the anti-loosening plug (19) and the connecting bolt (17) are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121401185.9U CN215830938U (en) | 2021-06-23 | 2021-06-23 | Online pulley for deep well operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121401185.9U CN215830938U (en) | 2021-06-23 | 2021-06-23 | Online pulley for deep well operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215830938U true CN215830938U (en) | 2022-02-15 |
Family
ID=80190518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121401185.9U Active CN215830938U (en) | 2021-06-23 | 2021-06-23 | Online pulley for deep well operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215830938U (en) |
-
2021
- 2021-06-23 CN CN202121401185.9U patent/CN215830938U/en active Active
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