CN201442807U - Crown pulley rope skipping prevention device - Google Patents
Crown pulley rope skipping prevention device Download PDFInfo
- Publication number
- CN201442807U CN201442807U CN2009200303140U CN200920030314U CN201442807U CN 201442807 U CN201442807 U CN 201442807U CN 2009200303140 U CN2009200303140 U CN 2009200303140U CN 200920030314 U CN200920030314 U CN 200920030314U CN 201442807 U CN201442807 U CN 201442807U
- Authority
- CN
- China
- Prior art keywords
- frame
- rope
- prevention device
- crown
- crown pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
A crown pulley rope skipping prevention device comprises a frame, a crown pulley and a rope retaining frame, wherein the rope retaining frame is formed through installing a transverse shaft on the top end of the frame and installing a shaft sleeve structure on the transverse shaft located at the two top ends of the frame. The rope retaining frame and the crown pulley are installed on the top end of the frame in parallel. Compared with the prior art, the crown pulley rope skipping prevention device can effectively prevent a hoist rope from skipping out of a pulley groove, effectively improves the working efficiency, and avoids accidents.
Description
Technical field
The utility model relates to oil production drilling well, well workover derrick pulley system, and particularly a kind of crown sheave is prevented Skipping-rope device.
Background technology
The drilling well of using in the existing oil production, the crown sheave of well workover derrick are generally the upper end open design, and this result exists following shortcoming or deficiency: 1. steel rope often occurs when work and jump out from pulley groove, influence the progress of work; Can cause great machinery or fatal accident when 2. serious.
The utility model content
The purpose of this utility model provides the anti-Skipping-rope device of a kind of crown sheave, adopts the axle sleeve rolling type structure, effectively overcomes the shortcoming or the deficiency that exist in the above-mentioned prior art.
Crown sheave described in the utility model is prevented Skipping-rope device, comprises frame, crown sheave and ward off rope support, it is characterized in that described ward off rope support installs a lateral shaft for the frame top, and an axle sleeve structure is installed on this lateral shaft, is arranged at the top of frame.
Wherein, described ward off rope support is the parallel frame top that is installed on crown sheave.
The utility model has following advantage compared with prior art: 1. can prevent the effect that hoist rope is jumped out effectively from pulley groove, 2. increase work efficiency effectively, avoid the generation of contingency.
Description of drawings
Accompanying drawing is a kind of example structure scheme drawing of the present utility model.
The specific embodiment
Consult accompanying drawing, a kind of crown sheave is prevented Skipping-rope device, comprises frame 1, crown sheave 2 and ward off rope support 3, it is characterized in that described ward off rope support 3 installs a lateral shaft 4 for frame 1 top, and an axle sleeve structure is installed on this lateral shaft 4, is arranged at the top of frame 1.Described ward off rope support 3 is and crown sheave 2 parallel frame 1 tops that are installed on.
Claims (2)
1. the anti-Skipping-rope device of a crown sheave comprises frame, crown sheave and ward off rope support, it is characterized in that described ward off rope support installs a lateral shaft for the frame top, and an axle sleeve structure is installed on this lateral shaft, is arranged at the top of frame.
2. crown sheave according to claim 1 is prevented Skipping-rope device, it is characterized in that described ward off rope support is the parallel frame top that is installed on crown sheave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200303140U CN201442807U (en) | 2009-07-17 | 2009-07-17 | Crown pulley rope skipping prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200303140U CN201442807U (en) | 2009-07-17 | 2009-07-17 | Crown pulley rope skipping prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201442807U true CN201442807U (en) | 2010-04-28 |
Family
ID=42547482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200303140U Expired - Fee Related CN201442807U (en) | 2009-07-17 | 2009-07-17 | Crown pulley rope skipping prevention device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201442807U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102303816A (en) * | 2011-08-23 | 2012-01-04 | 张家港市安远钢结构有限公司 | Wire rope anti-bouncing device |
| CN102849645A (en) * | 2012-09-27 | 2013-01-02 | 山东丰汇设备技术有限公司 | Movable pulley and fixed pulley transferable combined type pulley block |
| CN104609313A (en) * | 2015-01-19 | 2015-05-13 | 内蒙古包钢钢联股份有限公司 | Device for preventing steel wire rope for fixed pulleys of bridge crane from jumping from slot |
-
2009
- 2009-07-17 CN CN2009200303140U patent/CN201442807U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102303816A (en) * | 2011-08-23 | 2012-01-04 | 张家港市安远钢结构有限公司 | Wire rope anti-bouncing device |
| CN102849645A (en) * | 2012-09-27 | 2013-01-02 | 山东丰汇设备技术有限公司 | Movable pulley and fixed pulley transferable combined type pulley block |
| CN102849645B (en) * | 2012-09-27 | 2015-04-15 | 山东丰汇设备技术有限公司 | Movable pulley and fixed pulley transferable combined type pulley block |
| CN104609313A (en) * | 2015-01-19 | 2015-05-13 | 内蒙古包钢钢联股份有限公司 | Device for preventing steel wire rope for fixed pulleys of bridge crane from jumping from slot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100428 Termination date: 20100717 |