CN203754320U - Foldable cantilever pulley - Google Patents
Foldable cantilever pulley Download PDFInfo
- Publication number
- CN203754320U CN203754320U CN201420012546.4U CN201420012546U CN203754320U CN 203754320 U CN203754320 U CN 203754320U CN 201420012546 U CN201420012546 U CN 201420012546U CN 203754320 U CN203754320 U CN 203754320U
- Authority
- CN
- China
- Prior art keywords
- pulley
- cantilever
- shaft
- foldable
- seat
- 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
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model provides a foldable cantilever pulley. According to the technical scheme, the foldable cantilever pulley consists of a pulley seat, a pin shaft, a cantilever, a pulley and a pulley shaft, wherein a pin shaft hole is formed above the pulley seat; the pulley seat is hinged to the right end of the cantilever through the pin shaft; the pulley and the pulley shaft are arranged at the left end of the cantilever; the pulley shaft is connected with a cantilever shaft hole in an interference fit manner; the pulley seat is connected with a vertical shaft structural steel beam by welding. The foldable cantilever pulley has the beneficial effects of simple structure, easiness in manufacturing and convenience in use, and maintenance of underground machines as well as safe running of an ore conveying lifting host machine are ensured.
Description
Technical field
The utility model relates to flight-line maintenance hoisting operation in underground mines vertical shaft, belongs to mechanical field.
Background technology
Hoisting operation in underground mines vertical shaft has and transports the lifting main frame of ore and the electric winch of flight-line maintenance, restricted by the interior space of vertical shaft and Working Environments, the set-point, fixed pulley center of electric winch is difficult to location, near vertical shaft center, will affect the safe operation that promotes main frame, can make again hanging device and the material scratching borehole wall near the borehole wall, form potential safety hazard.
Summary of the invention
The purpose of this utility model is to provide a kind of foldable cantilever pulley, addresses the above problem.
The technical solution of the utility model is: a kind of foldable cantilever pulley, formed by pulley base, bearing pin, cantilever, pulley, sheave shaft, and pulley base top is provided with pin shaft hole, and it is hinged that pulley base and cantilever right-hand member are connected to bearing pin, and cantilever can upwards do 90
0rotate, cantilever left end is provided with pulley and sheave shaft, and sheave shaft is connected to interference fit with cantilever axis hole and is connected, and pulley base is connected to welding manner with shaft structure girder steel and is connected.
The beneficial effects of the utility model are simple in structure, easily make, easy to use, guarantee down-hole mechanical maintenance and transport ore to promote the safe operation of main frame.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Detailed description of the invention
Shown in Fig. 1, a kind of foldable cantilever pulley, is made up of pulley base 1, bearing pin 2, cantilever 3, pulley 4, sheave shaft 5, and pulley base 1 top is provided with bearing pin 2 holes, and it is hinged that pulley base 1 and cantilever 3 right-hand members are connected to bearing pin 2, and cantilever 3 can upwards do 90
0rotate, cantilever 3 left ends are provided with pulley 4 and sheave shaft 5, and sheave shaft 5 is connected to interference fit with cantilever 3 axis holes and is connected, and pulley base 1 is connected to welding manner with shaft structure girder steel 6 and is connected.
When production scene is used electric winch hanging device and material, cantilever 3 is turned to wellbore centre, after lifting operation completes, cantilever 3 is turned back, ensure to promote the safe operation of main frame.
Claims (1)
1. a foldable cantilever pulley, formed by pulley base (1), bearing pin (2), cantilever (3), pulley (4), sheave shaft (5), it is characterized in that: pulley base (1) top is provided with bearing pin (2) hole, it is hinged that pulley base (1) and cantilever (3) right-hand member are connected to bearing pin (2), and cantilever (3) can upwards do 90
0rotate, cantilever (3) left end is provided with pulley (4) and sheave shaft (5), and sheave shaft (5) is connected to interference fit with cantilever (3) axis hole and is connected, and pulley base (1) is connected to welding manner with shaft structure girder steel (6) and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420012546.4U CN203754320U (en) | 2014-01-09 | 2014-01-09 | Foldable cantilever pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420012546.4U CN203754320U (en) | 2014-01-09 | 2014-01-09 | Foldable cantilever pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203754320U true CN203754320U (en) | 2014-08-06 |
Family
ID=51249619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420012546.4U Expired - Fee Related CN203754320U (en) | 2014-01-09 | 2014-01-09 | Foldable cantilever pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203754320U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110775844A (en) * | 2019-11-05 | 2020-02-11 | 浙江润华机电有限公司 | Multi-wire pulley |
-
2014
- 2014-01-09 CN CN201420012546.4U patent/CN203754320U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110775844A (en) * | 2019-11-05 | 2020-02-11 | 浙江润华机电有限公司 | Multi-wire pulley |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20190109 |