CN205397960U - Dig hoist speed reducer for rig soon - Google Patents
Dig hoist speed reducer for rig soon Download PDFInfo
- Publication number
- CN205397960U CN205397960U CN201620191227.3U CN201620191227U CN205397960U CN 205397960 U CN205397960 U CN 205397960U CN 201620191227 U CN201620191227 U CN 201620191227U CN 205397960 U CN205397960 U CN 205397960U
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- China
- Prior art keywords
- reel
- speed reducer
- rope
- grooving
- flange
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model provides a dig hoist speed reducer for rig soon relates to the construction machinery equipment field, including mount, reel, planetary reducer and rope guard, planetary reducer is connected with the mount through the axis of rotation, planetary reducer is located inside the reel to with reel looks fixed connection, be provided with the slide rail on the mount, the rope guard with the mount is connected through the slide rail, the utility model discloses effective hoist steel wire to have and use reliably, swift current rope, the not characteristics of disorder cable.
Description
Technical field
This utility model relates to construction machinery equipment field, is specifically related to a kind of rotary drilling rig hoisting speed reducer.
Background technology
At present, the construction that rotary drilling rig is used in building foundation engineering pore-forming operation, its moment of torsion is high, and tonnage is big.But existing reductor many employings spiral groove type grooving.In the multilaminate coiled process of steel wire rope of existing spiral grooving, the steel wire rope of follow-up winding can not well fall in the helicla flute that lower floor's steel wire rope is formed, and is formed to intersect and folds rope, causes very easily occurring in steel wire rope elevator disorder cable phenomenon.Simultaneously when lineoutofservice signal pull is less, it may appear that job-hop or exceed the bounds, make wirerope-winding together, and abrasion occurs and fractures.And tradition elevator reducer brake moment is little, it is easy to occur slipping rope phenomenon.Therefore, need a kind of hoisting speed reducer of not disorder cable of restricting that do not slip reliably badly, carry out steel wire rope elevator for rotary drilling rig.
Summary of the invention
For solving above-mentioned technical problem, this utility model provides a kind of rotary drilling rig hoisting speed reducer, in winding of rotary drilling rig work progress, can not only effective elevator steel wire, and use reliably, do not slip rope, not disorder cable, can prolonging service life of steel wire.
A kind of rotary drilling rig hoisting speed reducer, including fixed mount, reel, planetary reducer and rope processing device；The two ends of described reel are provided with flange, including rotating flange and mounting flange, described reel is rotated with described fixed mount by mounting flange and is connected, described planetary reducer is connected with described fixed mount by rotating axle, and described planetary reducer is positioned at described reel inside and is fixedly connected with described reel by rotating flange；Being provided with slide rail on described fixed mount, described slide rail is positioned at described reel side, arranges along spool axis direction；Described rope processing device is slidably connected by slide rail mutually with described fixed mount.
According to this utility model, the outer surface of described reel is provided with grooving.Described grooving is many fold line grooves, it is preferred to dual slope, four broken lines or six fold line grooves.And described fold line grooves is about described spool axis, is oppositely arranged.Fold line grooves described in the utility model is arranged can effectively fix upper strata steel wire rope and lower floor's steel wire rope transition position, can increase again straight line grooving area, reduce steel wire rope bending degree, improves the stability of steel wire rope during winding,Prevent disorder cable。
In preferred implementation of the present utility model, described grooving includes helicla flute and straight-line groove, and described straight-line groove is parallel with described flange place plane, the angle of flange described in described helicla flute and side more than 0 degree less than 90 degree, it is preferable that more than 0 degree less than 35 degree.
Preferably, described helicla flute and described straight-line groove are arranged alternately, and rope is wound around described reel one week at least through two-part described helicla flute.According to this utility model, it is preferred that area shared by described helicla flute is the 4%-12% of the described grooving gross area.
Existing reduction gear mechanism kinetic moment is less, it is easy to cause slip rope phenomenon because carrying overweight.In this utility model, the braking moment of described planetary reducer and the ratio of input torque are (2.5-3): 1.Used by this utility modelHigh braking momentDescribed planetary reducer, improve construction safety and reliability,Avoid and slip Rope。
According to this utility model, described rope processing device preferably includes press rope wheel, and the central axis of described press rope wheel is preferably parallel with described central spool axis.Described rope processing device in steel wire rope elevator process, in the described slide rail of described fixed mount, can slide along described spool axis direction with steel wire rope.Rope processing device set by this utility model, can make steel wire rope be close to grooving surface in winding process all the time, effectively prevent job-hopping or phenomenon of exceeding the bounds that steel wire rope occurs because pulling force is not enough.
The brought resultant effect of this utility model embodiment includes:
This utility model simple structure is reasonable, solves the job-hopping in steel wire rope winding process and problem of exceeding the bounds；And the generation of disorder cable can be prevented, reduce steel rope abrasion；Increase braking moment, it is prevented that slip rope.Improve the service life of device reliability, extension device and steel wire rope, do not slip rope, not disorder cable, it is ensured that construction safety.
Accompanying drawing explanation
Wherein, identical in the accompanying drawings parts are with identical accompanying drawing labelling；Accompanying drawing is not drawn according to actual ratio.
Fig. 1 is the structural representation of embodiment 1 this utility model hoisting speed reducer broken section.
Fig. 2 is the structural representation left view of embodiment 1 this utility model hoisting speed reducer.
Fig. 3 is the reel structure schematic diagram of embodiment 2 this utility model device hoisting speed reducer.
Detailed description of the invention
Embodiment 1
A kind of rotary drilling rig hoisting speed reducer, including fixed mount 1, reel 2, planetary reducer 3 and rope processing device 6；The two ends of described reel 2 are provided with flange 5, including rotating flange and mounting flange, described reel 2 is rotated with described fixed mount 1 by mounting flange and is connected, described planetary reducer 3 is connected with described fixed mount 1 by rotating axle 7, and described planetary reducer 3 is positioned at described reel 2 inside and is fixedly connected with described reel 2 by rotating flange；Being provided with slide rail 8 on described fixed mount 1, described slide rail 8 is positioned at described reel 2 side, arranges along reel 2 axis direction；Described rope processing device 6 is slidably connected by slide rail 8 phase with described fixed mount 1.
Wherein, the outer surface of described reel 2 is provided with grooving 4.Described grooving 4 is four fold line grooves.And described four fold line grooves are about described reel 2 axis, are oppositely arranged between two, and are uniformly distributed.Fold line grooves described in the present embodiment is arranged can effectively fix upper strata steel wire rope and lower floor's steel wire rope transition position, can increase again straight line grooving area, reduce steel wire rope bending degree, improves the stability of steel wire rope during winding, it is prevented that disorder cable.
Further, described grooving includes helicla flute and straight-line groove, and described straight-line groove is parallel with described flange 5 place plane, and described in described helicla flute and side, the angle of flange 5 is 20 degree.
In the present embodiment, described helicla flute and described straight-line groove are arranged alternately, and rope is wound around described reel 2 one weeks through tetrameric described helicla flute.According to the present embodiment, area shared by described helicla flute is the 4% of the described grooving gross area.
Existing reduction gear mechanism kinetic moment is less, it is easy to cause slip rope phenomenon because carrying overweight.In the present embodiment, the braking moment of described planetary reducer and the ratio of input torque are 3:1.Described rotation axle 7 is connected with described planetary reducer 3 by rolling bearing.The present embodiment selects the described planetary reducer 3 of high braking moment for, in winding of rotary drilling rig reductor, improve construction safety and reliability, it is to avoid slip rope.
Rope processing device 6 described in the present embodiment includes press rope wheel, and the central axis of described press rope wheel is parallel with described central spool axis.Described rope processing device 6 in steel wire rope elevator process, in the described slide rail 8 of described fixed mount 1, can slide along described reel 2 axis direction with steel wire rope.Rope processing device 6 set by this utility model can make steel wire rope in winding process, can be close to grooving 4 surface all the time, effectively solves job-hopping or phenomenon of exceeding the bounds that steel wire rope occurs because pulling force is not enough.
The present embodiment simple structure is reasonable, solves the job-hopping in steel wire rope winding process and problem of exceeding the bounds；And the generation of disorder cable can be prevented, reduce steel rope abrasion；Increase braking moment, it is prevented that slip rope.Improve the service life of device reliability, extension device and steel wire rope, do not slip rope, not disorder cable, it is ensured that construction safety.
Embodiment 2
The present embodiment adopts device described in embodiment 1 that this utility model is carried out, and is different in that:
As in figure 2 it is shown, described grooving 4 is dual slope grooving, including straight line grooving 41, rear screw groove 42 and front helicla flute 43.Two fold line grooves are oppositely arranged about described reel 2 axis.Fold line grooves described in the present embodiment is arranged can effectively fix upper strata steel wire rope and lower floor's steel wire rope transition position, can increase again straight line grooving 41 area, reduce steel wire rope bending degree, improves the stability of steel wire rope during winding.Described in described helicla flute and side, the angle of flange 21 is 30 degree.Area shared by described helicla flute is the 11% of the described grooving gross area.And the ratio of the braking moment of described planetary reducer and input torque is 2.5:1.
Above with reference to preferred embodiment, this utility model being described, but protection domain of the present utility model is not restricted to this, any all technical schemes fallen in scope of the claims are all in protection domain of the present utility model.When without departing from scope of the present utility model, it is possible to it is carried out various improvement and parts therein can be replaced with equivalent.Especially, as long as being absent from structural hazard, the every technical characteristic being previously mentioned in each embodiment all can combine in any way.
Claims (7)
1. a rotary drilling rig hoisting speed reducer, including fixed mount, reel, planetary reducer and rope processing device；The two ends of described reel are provided with flange, including rotating flange and mounting flange, described reel is rotated with described fixed mount by mounting flange and is connected, described planetary reducer is connected with described fixed mount by rotating axle, and described planetary reducer is positioned at described reel inside and is fixedly connected with described reel by rotating flange；Being provided with slide rail on described fixed mount, described slide rail is positioned at described reel side, arranges along spool axis direction；Described rope processing device is slidably connected by slide rail mutually with described fixed mount；Wherein, the outer surface of described reel is provided with grooving, and described grooving is many fold line grooves.
2. hoisting speed reducer according to claim 1, it is characterised in that described grooving is dual slope, four broken lines or six fold line grooves.
3. hoisting speed reducer according to claim 1, it is characterised in that described grooving includes helicla flute and straight-line groove, described straight-line groove and the angle of flange described in described parallel flange, described helicla flute and side more than 0 degree less than 90 degree.
4. hoisting speed reducer according to claim 3, it is characterised in that described helicla flute and described straight-line groove are arranged alternately, rope is wound around described reel one week at least through two-part described helicla flute.
5. hoisting speed reducer according to claim 4, it is characterised in that area shared by described helicla flute is the 4%-12% of the described grooving gross area.
6. the hoisting speed reducer according to any one of claim 1-5, it is characterised in that the braking moment of described planetary reducer with input torque than for (2.5-3): 1.
7. the hoisting speed reducer according to any one of claim 1-5, it is characterised in that described rope processing device includes press rope wheel, and the central axis of described press rope wheel is parallel with described central spool axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620191227.3U CN205397960U (en) | 2016-03-11 | 2016-03-11 | Dig hoist speed reducer for rig soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620191227.3U CN205397960U (en) | 2016-03-11 | 2016-03-11 | Dig hoist speed reducer for rig soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205397960U true CN205397960U (en) | 2016-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620191227.3U Expired - Fee Related CN205397960U (en) | 2016-03-11 | 2016-03-11 | Dig hoist speed reducer for rig soon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205397960U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437684A (en) * | 2016-11-30 | 2017-02-22 | 恒天九五重工有限公司 | Novel depth measuring device for rotary drilling rig |
| CN108861894A (en) * | 2018-09-11 | 2018-11-23 | 国网山东省电力公司莱芜供电公司 | A kind of service cable draw off gear |
-
2016
- 2016-03-11 CN CN201620191227.3U patent/CN205397960U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437684A (en) * | 2016-11-30 | 2017-02-22 | 恒天九五重工有限公司 | Novel depth measuring device for rotary drilling rig |
| CN108861894A (en) * | 2018-09-11 | 2018-11-23 | 国网山东省电力公司莱芜供电公司 | A kind of service cable draw off gear |
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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: 20160727 Termination date: 20180311 |