CN202296958U - Steel wire rope reeling and unreeling device - Google Patents
Steel wire rope reeling and unreeling device Download PDFInfo
- Publication number
- CN202296958U CN202296958U CN2011204209198U CN201120420919U CN202296958U CN 202296958 U CN202296958 U CN 202296958U CN 2011204209198 U CN2011204209198 U CN 2011204209198U CN 201120420919 U CN201120420919 U CN 201120420919U CN 202296958 U CN202296958 U CN 202296958U
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- rope
- folding
- unfolding
- rotating shaft
- steel rope
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Abstract
The utility model discloses a steel wire rope reeling and unreeling device. The steel wire rope reeling and unreeling device comprises a machine frame, a rotating shaft, a torsional spring and a reeling and unreeling rope, wherein the rotating shaft is arranged on the machine frame; the torsional spring is circumferentially positioned on the machine frame; one end of the reeling and unreeling rope is connected with the rotating shaft; and the other end of the reeling and unreeling rope is connected with a reeling and unreeling pulley. According to the structure, the steel wire rope reeling and unreeling device can reel and unreel longer steel wire ropes.
Description
Technical field
The utility model relates to the mechanical equipment field, relates to a kind of steel rope draw off gear more specifically.
Background technology
The high speed development of Along with computer technology, the LED on-screen display system as relay look, " the fifth-largest medium " after the broadcasting, newspaper, impurity step into aspect of social life just fast.The LED large screen display system has that pattern is attractive in appearance, color is beautiful, pattern color change abundant, show the picture and text visual angle greatly, advantage such as sighting distance is far away, thereby be widely used in the environment such as large-scale square, commercial advertisement, stadiums, information propagation, stockbroking.
In the prior art, large LED screen suspension process adopts following mode usually.Two root posts are fixed on ground, and column is provided with and the suitable track of LED screen.When LED slings, adopt two gigs to collude the both sides that place the LED screen that is in lying status respectively, start gig simultaneously, promote the LED screen, the LED screen is that rotate until being vertical state in the axle center with its base, then the LED screen is upwards promoted along track.
Equally, in the time of need transferring the LED screen, only need the LED screen is descended along track, adopt two gigs to collude the both sides that place the LED screen simultaneously afterwards, make that the LED screen is that rotate in the axle center with its base, being rotated by vertical state until it is lying status.
In the prior art, gig is provided with the steel rope automatic retraction device, and this steel rope draw off gear comprises the coil tension spring that is connected with the gig steel rope; When the LED screen was transferred, coil tension spring was in elongation state, after the LED screen lands; Gig can be emitted the steel rope of a segment distance more; At this moment, coil tension spring shrinks, and then makes the steel rope of emitting shrink more.
Yet steel rope draw off gear of the prior art adopts coil tension spring, and its distance that is elongated is short and then cause folding and unfolding steel rope distance shorter.In addition, coil tension spring is in elongated condition for a long time, is prone to cause stay cord tired and lose elastic force.
Therefore, how to solve the short problem of steel rope draw off gear folding and unfolding steel rope distance in the prior art, become those skilled in the art's important technological problems to be solved.
The utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of steel rope draw off gear, can the long steel rope of folding and unfolding.
The utility model provides a kind of steel rope draw off gear, comprises frame, is arranged at the folding and unfolding rope that the rotating shaft of said frame, the torsion spring that is assemblied in said rotating shaft and an end are connected in said rotating shaft, and the other end of said folding and unfolding rope is connected with the folding and unfolding pulley.
Preferably, also comprise guide rope, said guide rope one end is captiveed joint with said folding and unfolding pulley, and the other end is fixedly connected on said frame.
Preferably, said folding and unfolding rope is steel rope.
Preferably, said guide rope is a steel rope.
The steel rope draw off gear that the utility model provides comprises frame, is arranged at the folding and unfolding rope that the rotating shaft of said frame, the torsion spring that is assemblied in said rotating shaft and an end are connected in said rotating shaft, and the other end of said folding and unfolding rope is connected with the folding and unfolding pulley.
Need to prove; The steel rope draw off gear that the utility model provides is used for bont; The hoisting rope of bont is walked around in the folding and unfolding pulley, when hoisting rope when promoting object, hoisting rope receives expanding force; The folding and unfolding pulley produces displacement under the effect of hoisting rope expanding force, and then drives the rotating shaft rotation.Need to prove that torsion spring is assemblied in rotating shaft, mean that when rotating shaft is rotated, driving torsion spring produces deformation.So when rotating shaft was rotated, torsion spring was in deformation state.When device to be hoisted is positioned over object on the ground; Hoisting rope loses expanding force; Recover at torsion spring under the effect of deformation power, rotating shaft rotates and makes the moving folding and unfolding pulley of folding and unfolding rope band produce the reversing sense displacement, because the hoisting rope of bont is surrounded on the folding and unfolding pulley; Under the induced effect of folding and unfolding pulley, can make the folding and unfolding rope reclaim the tensioner state that is in again.
Because the steel rope draw off gear that provides of the utility model adopts torsion spring that steel rope is carried out folding and unfolding, torsion spring folding and unfolding length is longer, and then the steel rope draw off gear that provides of the utility model, can the long steel rope of folding and unfolding.
Description of drawings
Fig. 1 is a steel rope draw off gear structural representation in the utility model specific embodiment.
The specific embodiment
The utility model provides a kind of steel rope draw off gear, can the long steel rope of folding and unfolding.
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1, Fig. 1 is a steel rope draw off gear structural representation in the utility model specific embodiment.
The steel rope draw off gear that this specific embodiment provided comprises frame (not shown), rotating shaft 11, folding and unfolding rope 12 and folding and unfolding pulley 13.Wherein, frame can be same frame with the frame of bont, and rotating shaft 11 is arranged on the frame rotationally.Torsion spring 14 circumferentially is positioned rotating shaft 11 and torsion spring 14 is fixed on the frame, and then when rotating shaft 11 was rotated, torsion spring 14 can twist with rotating shaft 11.Folding and unfolding 12 1 ends of restricting are connected in rotating shaft 11 other ends and are connected in folding and unfolding pulley 13.
Need to prove that the steel rope draw off gear that this specific embodiment provided is used for bont, the hoisting rope 15 of bont is walked around in folding and unfolding pulley 13; When hoisting rope 15 when promoting object, hoisting rope 15 receives expanding force, folding and unfolding pulley 13 produces displacements under the effect of hoisting rope 15 expanding forces; And then drive rotating shaft 11 rotations, owing to rotating shaft 11 and torsion spring 14 are circumferentially located, and torsion spring 14 is captiveed joint with frame; So when rotating shaft 11 was rotated, torsion spring 14 was in deformation state.When device to be hoisted is positioned over object on the ground; Hoisting rope 15 loses expanding force; Recover under the effect of deformation power at torsion spring 14, rotating shaft 11 rotates and makes folding and unfolding rope 12 drive the 13 generation reversing sense displacements of folding and unfolding pulley, because the hoisting rope 15 of bont is surrounded on folding and unfolding pulley 13; Under the induced effect of folding and unfolding pulley 13, can make folding and unfolding rope 12 reclaim the tensioner state that is in again.
Because the steel rope draw off gear that this specific embodiment provides adopts 14 pairs of hoisting ropes of torsion spring 15 to carry out folding and unfolding, torsion spring 14 folding and unfolding length are longer, and then the steel rope draw off gear that this specific embodiment provided, can the long hoisting rope 15 of folding and unfolding.
In addition, need to prove that during around 13 displacements of folding and unfolding pulley, hoisting rope 15 is prone to drive folding and unfolding pulleys 13 and produces crooked at hoisting rope 15.
Given this, in the preferred version of this specific embodiment, the steel rope draw off gear also comprises guide rope 16, and guide rope 16 1 ends are captiveed joint with folding and unfolding pulley 13, and the other end is fixedly connected on frame.
So be provided with, guide rope 16 has positioning action preferably, under the tension of guide rope 16, can effectively reduce folding and unfolding pulley 13 crooked degree takes place.
Need to prove that the folding and unfolding rope 12 that this specific embodiment provided can be steel rope with guide rope 16, certainly, the two also can be the rope of other type, for example, and wick etc.
More than a kind of steel rope draw off gear that the utility model provided has been carried out detailed introduction; Used concrete example among this paper the principle and the embodiment of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (4)
1. a steel rope draw off gear is characterized in that, comprises frame, is arranged at the folding and unfolding rope that the rotating shaft of said frame, the torsion spring that is assemblied in said rotating shaft and an end are connected in said rotating shaft, and the other end of said folding and unfolding rope is connected with the folding and unfolding pulley.
2. steel rope draw off gear as claimed in claim 1 is characterized in that, also comprises guide rope, and said guide rope one end is captiveed joint with said folding and unfolding pulley, and the other end is fixedly connected on said frame.
3. steel rope draw off gear as claimed in claim 2 is characterized in that, said folding and unfolding rope is steel rope.
4. steel rope draw off gear as claimed in claim 3 is characterized in that, said guide rope is a steel rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204209198U CN202296958U (en) | 2011-10-28 | 2011-10-28 | Steel wire rope reeling and unreeling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204209198U CN202296958U (en) | 2011-10-28 | 2011-10-28 | Steel wire rope reeling and unreeling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202296958U true CN202296958U (en) | 2012-07-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204209198U Expired - Fee Related CN202296958U (en) | 2011-10-28 | 2011-10-28 | Steel wire rope reeling and unreeling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202296958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433008A (en) * | 2017-09-18 | 2017-12-05 | 李明峰 | Force aid system and application method are trained in chin-up |
-
2011
- 2011-10-28 CN CN2011204209198U patent/CN202296958U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433008A (en) * | 2017-09-18 | 2017-12-05 | 李明峰 | Force aid system and application method are trained in chin-up |
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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 |
Granted publication date: 20120704 Termination date: 20141028 |
|
| EXPY | Termination of patent right or utility model |