CN115057353A - Oil cylinder type quintuplet distance-increasing hoisting and moving device - Google Patents
Oil cylinder type quintuplet distance-increasing hoisting and moving device Download PDFInfo
- Publication number
- CN115057353A CN115057353A CN202210643755.8A CN202210643755A CN115057353A CN 115057353 A CN115057353 A CN 115057353A CN 202210643755 A CN202210643755 A CN 202210643755A CN 115057353 A CN115057353 A CN 115057353A
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- China
- Prior art keywords
- fixed pulley
- pulley
- oil cylinder
- rope
- fixed
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
- B66C11/20—Arrangements, e.g. comprising differential gears, enabling simultaneous or selective operation of travelling and hoisting gear; Arrangements using the same rope or cable for both travelling and hoisting, e.g. in Temperley cranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
- B66C11/22—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear actuated pneumatically or hydraulically
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
- B66D3/06—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
- B66D3/08—Arrangements of sheaves
Abstract
An oil cylinder type quintuplet distance-increasing hoisting device comprises a moving device and a hoisting rope, wherein an oil cylinder is hinged below the moving device, a pulley bracket is fixed at the end part of a piston rod of the oil cylinder, a pair of movable pulleys I and a pair of movable pulleys II are symmetrically arranged on two sides of the pulley bracket, and a fixed pulley I, a fixed pulley II and a fixed pulley III are symmetrically arranged on two sides of a cylinder barrel of the oil cylinder; the upper end of the pulley bracket is provided with a lifting rope guide device, the middle point of the lifting rope is aligned with the middle point of the lifting rope guide device and then respectively wound out from the two ends of the lifting rope guide device, and then respectively and sequentially wound into the lower part from the upper part of the fixed pulley III on the same side, wound into the upper part from the lower part of the movable pulley I on the same side, wound into the lower part from the upper part of the fixed pulley II on the same side, wound into the upper part from the lower part of the movable pulley II on the same side, and wound into the lower part from the upper part of the fixed pulley I on the same side. The invention not only realizes five times distance increase of the lifting height, but also relatively shortens the whole length of the device and widens the application range of the device.
Description
The technical field is as follows:
the invention belongs to the technical field of hoisting and moving equipment, and particularly relates to an oil cylinder type quintuplet distance-increasing hoisting and moving device.
Background
The existing hoisting and moving devices of the oil cylinder type blowout preventer all adopt oil cylinder piston rods to stretch and retract, and blowout preventer equipment is lifted through a pulley block and a steel wire rope system. The closest prior art of the invention is a quintuplet distance-increasing oil cylinder type hoisting and moving device (CN202111495616.7) in the invention patent application of the applicant before, the quintuplet distance-increasing lifting of the ultra-large blowout preventer equipment can be realized, the device adopts double-rod oil cylinders to realize two times of distance increasing and three times of distance increasing at two ends of the oil cylinders respectively, further the quintuplet distance increasing is realized, and the hoisting and moving requirements of the ultra-high and ultra-large blowout preventer for a large oil rig are met. However, the device has a relatively long overall length, and has certain requirements on the operation space when in use, thereby affecting the application range of the device.
Disclosure of the invention
The invention designs an oil cylinder type quintuplet distance-increasing hoisting and moving device, which overcomes the defects of the prior art.
The technical solution of the invention is as follows: an oil cylinder type quintuplet distance-increasing hoisting device comprises a moving device and a hoisting rope, wherein an oil cylinder is hinged below the moving device, a pulley bracket is fixed at the end part of a piston rod of the oil cylinder, a pair of movable pulleys I and a pair of movable pulleys II are symmetrically arranged on two sides of the pulley bracket, and the movable pulleys I are respectively positioned on the inner sides of the movable pulleys II; a fixed pulley I, a fixed pulley II and a fixed pulley III are symmetrically arranged on two sides of a cylinder barrel of the oil cylinder, and the fixed pulley II is positioned between the fixed pulley I and the fixed pulley III; the upper end of the pulley bracket is provided with a lifting rope guide device, after the middle point of the lifting rope is aligned with the middle point of the lifting rope guide device, the two ends of the lifting rope are respectively wound out from the two ends of the lifting rope guide device, and then are respectively wound into the lower part from the upper part of the fixed pulley III on the same side, wound into the upper part from the lower part of the movable pulley I on the same side, wound into the lower part from the upper part of the fixed pulley II on the same side, wound into the upper part from the lower part of the movable pulley II on the same side, and wound into the lower part from the upper part of the fixed pulley I on the same side.
A cylinder type quintuplet distance-increasing hoisting and moving device is characterized in that a fixed pulley III and a movable pulley I on the same side are positioned on the same vertical plane; the fixed pulley II is obliquely arranged, the top end of a rope groove on the fixed pulley II and the rope groove on the movable pulley I on the same side are positioned on the same vertical plane, and the bottom end of the rope groove on the fixed pulley II and the rope groove on the movable pulley II on the same side are positioned on the same vertical plane; the rope grooves on the fixed pulley I and the movable pulley II on the same side are on the same vertical plane.
The lifting rope guide device consists of two guide blocks symmetrically positioned at two sides of the axis of the piston rod, and arc-shaped rope grooves which are horizontally arranged are formed in the outer sides of the guide blocks; the arc-shaped rope groove is flush with the upper end of the rope groove on the fixed pulley III, and after the middle point of the lifting rope is aligned with the middle point of the interval between the two guide blocks, the lifting rope is respectively fixed on the two guide blocks; and after the lifting ropes are respectively wound out from the arc-shaped rope grooves, the lifting ropes are respectively wound in from the upper part of the fixed pulley III.
An oil cylinder support is hinged below the moving device, and the oil cylinder is fixed in the oil cylinder support; and the fixed pulley I, the fixed pulley II and the fixed pulley III are symmetrically arranged on two sides of the oil cylinder bracket.
An oil cylinder type quintuplet distance-increasing hoisting and moving device comprises a rail, wherein the moving device is mounted on the rail and can move along the rail; a guide hanging bracket is fixed at the top end of the pulley bracket, a pair of rollers are mounted at the top end of the guide hanging bracket, and the pair of rollers are mounted on the rail and can roll along the rail.
According to the invention, the two times and three times of distance increases are superposed at one end of the oil cylinder, so that the five times of distance increases of the lifting height are realized, the overall length of the device is relatively shortened, the lifting and moving of ultrahigh and ultra-large blowout preventer equipment for a large-scale oil drilling machine can be met, the length requirement on an operation space is relatively small, and the application range of the device is widened. The device is particularly suitable for the oil drilling machine with smaller space below the drill floor.
Drawings
Figure 1 is a front view of the structure of the present invention,
figure 2 is a top view of the structure of the present invention,
FIG. 3 is a sectional view showing the mounting structure of a movable pulley I and a movable pulley II according to the present invention,
FIG. 4 is a top view of the mounting structure of the movable pulleys I and II of the present invention,
FIG. 5 is a left side view of the mounting structure of the movable pulley I and the movable pulley II.
Detailed Description
The invention is described in detail below with reference to figures 1-5 and the detailed description of the embodiments.
An oil cylinder type quintuplet distance-increasing hoisting and moving device comprises a moving device 1 and a hoisting rope 10, wherein an oil cylinder 2 is hinged below the moving device 1, a pulley bracket 9 is fixed at the end part of a piston rod 3 of the oil cylinder 2, a pair of movable pulleys I4 and a pair of movable pulleys II 5 are symmetrically arranged on two sides of the pulley bracket 9, and the movable pulleys I4 are respectively positioned on the inner sides of the movable pulleys II 5; a fixed pulley I6, a fixed pulley II 7 and a fixed pulley III 8 are symmetrically arranged on two sides of a cylinder barrel of the oil cylinder 2, and the fixed pulley II 7 is positioned between the fixed pulley I6 and the fixed pulley III 8; the upper end of the pulley bracket 9 is provided with a lifting rope guide device 11, after the middle point of the lifting rope 10 is aligned with the middle point of the lifting rope guide device 11, the two ends of the lifting rope are respectively wound out from the two ends of the lifting rope guide device 11, and then are respectively wound into the lower part from the upper part of the fixed pulley III 8 on the same side, wound into the upper part from the lower part of the movable pulley I4 on the same side, wound into the lower part from the upper part of the fixed pulley II 7 on the same side, wound into the upper part from the lower part of the movable pulley II 5 on the same side, and wound into the lower part from the upper part of the fixed pulley I6 on the same side. And hanging rings 16 are fixedly connected with the two ends of the lifting rope 10.
In order to prevent the lifting rope from being separated from the rope groove in the running process, the rope groove on the fixed pulley III 8 and the rope groove on the movable pulley I4 on the same side are in the same vertical plane; the fixed pulley II 7 is obliquely arranged, the top end of a rope groove on the fixed pulley II 7 and a rope groove on the movable pulley I4 on the same side are positioned on the same vertical plane, and the bottom end of the rope groove on the fixed pulley II 7 and a rope groove on the movable pulley II 5 on the same side are positioned on the same vertical plane; the rope grooves on the fixed pulley I6 and the movable pulley II 5 on the same side are on the same vertical plane.
In one embodiment, the lifting rope guide device 11 consists of two guide blocks 11-1 which are symmetrically positioned at two sides of the axis of the piston rod 3, and the outer sides of the guide blocks 11-1 are respectively provided with an arc-shaped rope groove 11-2 which is horizontally arranged; the arc-shaped rope groove 11-2 is flush with the upper end of the rope groove on the fixed pulley III 8, and after the middle point of the lifting rope 10 is aligned with the middle point of the interval between the two guide blocks 11-1, the lifting rope 10 is respectively fixed on the two guide blocks 11-1; and after being respectively wound out from the arc-shaped rope grooves 11-2, the lifting ropes 10 are respectively wound in from the upper part of the fixed pulley III 8.
In one embodiment, a cylinder bracket 12 is hinged below the moving device 1, and the cylinder 2 is fixed in the cylinder bracket 11; and the fixed pulley I6, the fixed pulley II 7 and the fixed pulley III 8 are symmetrically arranged on two sides of the oil cylinder support 12.
In one embodiment, the device comprises a rail 13, and the moving device 1 is mounted on the rail 13 and can move along the rail 13; a guide hanger 14 is fixed at the top end of the pulley bracket 9, and a pair of rollers 15 is mounted at the top end of the guide hanger 14, and the pair of rollers 15 are mounted on the rail 13 and can roll along the rail 13.
In practical application, an I-shaped steel beam is arranged above a well mouth to form a track 13, the moving device 1 is hung on the I-shaped steel beam through a roller to form a moving trolley, a hydraulic motor is arranged on the moving trolley, the moving trolley is driven to move along the I-shaped steel beam by controlling the hydraulic motor through a hydraulic system, the whole hoisting and moving device is driven to horizontally move left and right, when the stroke of a piston rod 3 of an oil cylinder 2 is controlled to reach 2 meters through the hydraulic system, the hoisting ring 16 at the end of a hoisting rope 10 vertically lifts by 10 meters, and then the blowout preventer is hoisted and moved to the well mouth from the base of the drilling machine or is hoisted and moved to the outside of the base of the drilling machine from the well mouth, so that the hoisting and moving requirements of blowout preventer equipment for ultra-high and ultra-large oil drilling machines are met.
According to the invention, the horizontal extending motion of the oil cylinder piston rod 3 is converted into the vertical lifting motion of the lifting ring 16, and the quintuple distance increase is realized, so that the lifting and moving of the ultrahigh and ultra-large blowout preventer equipment of the oil drilling machine are met. That is, when the required hoisting height is "S", the stroke of the piston rod 3 is only "S/5". And the whole length of the device is shortened, and the application range of the device is widened. The device is particularly suitable for the oil drilling machine with smaller space below the drill floor.
The above-mentioned embodiments are only preferred embodiments of the present invention, and should not be used to limit the scope of the present invention, so that the equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a five times of hydro-cylinder formula increases apart from hanging and moves device, includes mobile device (1) and lifting rope (10), its characterized in that: an oil cylinder (2) is hinged below the moving device (1), a pulley support (9) is fixed at the end part of a piston rod (3) of the oil cylinder (2), a pair of movable pulleys I (4) and a pair of movable pulleys II (5) are symmetrically arranged on two sides of the pulley support (9), and the movable pulleys I (4) are respectively positioned on the inner sides of the movable pulleys II (5); two sides of a cylinder barrel of the oil cylinder (2) are symmetrically provided with a fixed pulley I (6), a fixed pulley II (7) and a fixed pulley III (8), and the fixed pulley II (7) is positioned between the fixed pulley I (6) and the fixed pulley III (8); the upper end of pulley bracket (9) is equipped with lifting rope guider (11), the intermediate point of lifting rope (10) aligns the back with the intermediate point of lifting rope guider (11), its both ends are respectively from lifting rope guider (11) both ends back of winding out, the below is wound into respectively from the top of the fixed pulley III (8) of homonymy in proper order again and is wound out, wind out from the below of the movable pulley I (4) of homonymy, wind out from the below from the top of the fixed pulley II (7) of homonymy, wind out from the top below of the movable pulley II (5) of homonymy, hang down after winding in from the top of the fixed pulley I (6) of homonymy.
2. The oil cylinder type quintuplet distance-increasing hoisting and moving device of claim 1, which is characterized in that: the rope grooves on the fixed pulley III (8) and the movable pulley I (4) on the same side are positioned on the same vertical plane; the fixed pulley II (7) is obliquely arranged, the top end of a rope groove on the fixed pulley II (7) and a rope groove on the movable pulley I (4) on the same side are positioned on the same vertical plane, and the bottom end of the rope groove on the fixed pulley II (7) and a rope groove on the movable pulley II (5) on the same side are positioned on the same vertical plane; the rope grooves on the fixed pulley I (6) and the movable pulley II (5) on the same side are on the same vertical plane.
3. The oil cylinder type quintuplet distance-increasing hoisting and moving device as claimed in claim 1 or 2, wherein: the lifting rope guide device (11) consists of two guide blocks (11-1) which are symmetrically positioned at two sides of the axis of the piston rod (3), and arc-shaped rope grooves (11-2) which are horizontally arranged are formed in the outer sides of the guide blocks (11-1); the arc-shaped rope groove (11-2) is flush with the upper end of the rope groove on the fixed pulley III (8), and after the middle point of the lifting rope (10) is aligned with the interval middle point of the two guide blocks (11-1), the lifting rope (10) is respectively fixed on the two guide blocks (11-1); the lifting ropes (10) are respectively wound in from the upper part of the fixed pulley III (8) after being wound out from the arc-shaped rope grooves (11-2).
4. The oil cylinder type quintuplet distance-increasing hoisting and moving device of claim 3, wherein: an oil cylinder support (12) is hinged below the moving device (1), and the oil cylinder (2) is fixed in the oil cylinder support (11); and the fixed pulley I (6), the fixed pulley II (7) and the fixed pulley III (8) are symmetrically arranged on two sides of the oil cylinder support (12).
5. The oil cylinder type quintuplet distance-increasing hoisting and moving device of claim 4, wherein: the device comprises a track (13), wherein the moving device (1) is installed on the track (13) and can move along the track (13); a guide hanging bracket (14) is fixed at the top end of the pulley support (9), a pair of rollers (15) is installed at the top end of the guide hanging bracket (14), and the pair of rollers (15) are installed on the rail (13) and can roll along the rail (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210643755.8A CN115057353A (en) | 2022-06-09 | 2022-06-09 | Oil cylinder type quintuplet distance-increasing hoisting and moving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210643755.8A CN115057353A (en) | 2022-06-09 | 2022-06-09 | Oil cylinder type quintuplet distance-increasing hoisting and moving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115057353A true CN115057353A (en) | 2022-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210643755.8A Pending CN115057353A (en) | 2022-06-09 | 2022-06-09 | Oil cylinder type quintuplet distance-increasing hoisting and moving device |
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| Country | Link |
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| CN (1) | CN115057353A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116374819A (en) * | 2023-04-16 | 2023-07-04 | 江苏诚创智能装备有限公司 | Stable blowout preventer hoisting moving device |
-
2022
- 2022-06-09 CN CN202210643755.8A patent/CN115057353A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116374819A (en) * | 2023-04-16 | 2023-07-04 | 江苏诚创智能装备有限公司 | Stable blowout preventer hoisting moving device |
| CN116374819B (en) * | 2023-04-16 | 2023-11-07 | 江苏诚创智能装备有限公司 | Stable blowout preventer hoisting moving device |
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