CN205838418U - A kind of cable wire automatic tensioning mechanism for rescuing winch - Google Patents
A kind of cable wire automatic tensioning mechanism for rescuing winch Download PDFInfo
- Publication number
- CN205838418U CN205838418U CN201620813073.7U CN201620813073U CN205838418U CN 205838418 U CN205838418 U CN 205838418U CN 201620813073 U CN201620813073 U CN 201620813073U CN 205838418 U CN205838418 U CN 205838418U
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- cable wire
- wheel assemblies
- teeth wheel
- friction teeth
- tensioning mechanism
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Abstract
The utility model discloses a kind of cable wire automatic tensioning mechanism for rescuing winch, be mainly made up of tension assembly and friction teeth wheel assemblies, described friction teeth wheel assemblies is connected with tension assembly by connecting assembly.This utility model is by setting up tension pulley block and contact roller at cable wire, achieve the tensioning of cable wire during making cable wire winding in and out, when cable wire is involved in, enable cable wire to be more orderly wound on wheel hub, decrease the phase mutual friction between cable wire and stretching, extend the service life of cable wire；When cable wire rolls out, make the cable wire arrangement compact neat being wrapped on wheel hub, random stock does not occur；Set up friction teeth wheel assemblies, make tension pulley block and contact roller achieve the auto-tensioning of cable wire raising and lowering process.
Description
Technical field
This utility model relates to winch field, is specifically related to a kind of cable wire automatic tensioning mechanism for rescuing winch.
Background technology
During helicopter is rescued, it is to be rescued by the electric winch being arranged on helicopter mostly,
Concrete rescue includes: helicopter, under floating state, carries out personnel's lifesaving, and the personnel that will be rescued rise to helicopter cabin from ground
In；Helicopter, under floating state, promotes oil filling pipe, carries out helicopter hovering and refuels；The suspension hook of winch hangs up hawser, enters
The rope fall of administrative staff, makes personnel rapidly drop to ground and performs task；Promote and transport light-duty goods.
The rescue electric winch of helicopter, in operation process, needs to be involved in by the cable wire in winch or roll out, is being involved in
Or during rolling out cable wire, if cable wire does not has tensioning, the winding in winch of the loose cable wire will be the most unordered, occur disorderly
Stock, thus cause cable wire effectively to work.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of simple in construction, can stably adjust
The cable wire automatic tensioning mechanism for rescuing electric winch of joint cable wire tensioning degree.
This utility model is achieved through the following technical solutions: a kind of cable wire automatic tensioning mechanism for rescuing winch, main
Will be made up of the tension assembly of regulation cable wire tensile force and friction teeth wheel assemblies, described friction teeth wheel assemblies is by even
Connected components is connected with tension assembly.
The operation principle of the technical program is, arranges a tension assembly at cable wire, and friction teeth wheel assemblies is by even
Fitting controls the running of tension assembly, makes the auto-tensioning process that cable wire is involved in or rolls out by tension assembly realization.
In order to preferably realize this utility model, further, described tension assembly includes that the tensioning connecting cable wire is sliding
Wheel.Cable wire tensioning is realized by tension pulley block.
In order to preferably realize this utility model, further, described tension assembly also includes being arranged on tension pulley block pair
The contact roller in face, cable wire is installed between tension pulley block and contact roller.The concrete effect of contact roller is cable wire to be pressed in tensioning slide
On wheel, provide normal pressure for cable wire, preferably to realize the carrying that tension pulley block is downward for cable wire offer direction.
In order to preferably realize this utility model, further, described friction teeth wheel assemblies include slip clutch axle,
It is mounted on the little friction teeth wheel assemblies of unilateral bearing and big friction teeth wheel assemblies, little friction teeth wheel assemblies and rubbing greatly
Toothed disc assembly is all connected with slip clutch axle by unilateral bearing.Due to little friction teeth wheel assemblies and big friction teeth wheel disc group
Part is all installed on slip clutch axle by unilateral bearing, therefore when little friction teeth wheel assemblies provides power, and big friction teeth
Wheel assemblies skid；When big friction teeth wheel assemblies provides power, little friction teeth wheel assemblies skid.
Cable wire uphill process, by big friction teeth wheel disc component passes moment of torsion, makes tension pulley block by cable wire winding mechanism and open
Cable wire tensioning between tight pulley, little friction teeth wheel assemblies skid；Cable wire declines process, by little friction teeth wheel assemblies
Transmission moment of torsion, makes tension pulley block the cable wire tensioning between cable wire winding mechanism and tension pulley block, big friction teeth wheel assemblies be beaten
Sliding idle running.
In order to preferably realize this utility model, further, described connect what assembly included being connected with tension pulley block
Drive shaft and the connecting shaft being connected with slip clutch axle, drive shaft is connected by chain with connecting shaft.
In order to preferably realize this utility model, further, drive shaft and connecting shaft it is provided with sprocket wheel, and chain
Bar then realizes the transmission of drive shaft and connecting shaft by being connected together by two sprocket wheels.
Advantage of the present utility model and providing the benefit that:
(1) this utility model is by setting up tension pulley block and contact roller at cable wire, achieves during making cable wire folding and unfolding
The tensioning of cable wire, enables cable wire to be more orderly wound on wheel hub, decreases the phase mutual friction between cable wire and stretching, extends
In the service life of cable wire, when cable wire rolls out, make the cable wire arrangement compact neat being wrapped on wheel hub, random stock do not occurs；
(2) this utility model sets up friction teeth wheel assemblies, by installing unilateral bearing in friction teeth wheel assemblies, real
The biggest friction teeth wheel assemblies and little friction teeth wheel assemblies mutually switch transmission moment of torsion, so that tension pulley block achieves cable wire
The auto-tensioning of raising and lowering process.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is that tension pulley block acts on use view during cable wire jointly with contact roller.
Wherein, 1-unilateral bearing, 2-little friction teeth wheel assemblies, 3-big friction teeth wheel assemblies, 4-slip clutch axle, 5-
Connecting shaft, 6-chain, 7-drive shaft, 8-tension pulley block, 9-cable wire, 10-contact roller.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, the most ad initio
Represent same or similar element to same or similar label eventually or there is the element of same or like function.Below by ginseng
It is exemplary for examining the embodiment that accompanying drawing describes, and is only used for explaining this utility model, and it is not intended that to of the present utility model
Limit.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " laterally ", " on ", D score,
Orientation or the position relationship of the instruction such as "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description rather than instruction
Hint indication device or element must have specific orientation, with specific azimuth configuration and operation, be not understood that
For to restriction of the present utility model.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly
Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can also be to be joined directly together, it is also possible to be indirect by intermediary
It is connected, can be the connection of two element internals.For the ordinary skill in the art, can be with in concrete condition understanding
State term concrete meaning in this utility model.
Embodiment 1:
The present embodiment primary structure, as it is shown in figure 1, mainly by tension assembly and the friction teeth of regulation cable wire 9 tensile force
Wheel assemblies forms, and described friction teeth wheel assemblies is connected with tension assembly by connecting assembly.
Wherein, described tension assembly includes the tension pulley block 8 connecting cable wire 9；Described friction teeth wheel assemblies includes
Slip clutch axle 4, the little friction teeth wheel assemblies 2 being mounted on unilateral bearing 1 and big friction teeth wheel assemblies 3, little friction teeth
Wheel assemblies 2 and big friction teeth wheel assemblies 3 are all connected with slip clutch axle 4 by unilateral bearing 1；Described connection assembly bag
Including the drive shaft 7 being connected with tension pulley block 8 and the connecting shaft 5 being connected with slip clutch axle 4, drive shaft 7 is passed through with connecting shaft 5
Chain 6 connects；Being provided with sprocket wheel in drive shaft 7 and connecting shaft 5, chain 6 is then by connecting together two sprocket wheels
Realize the transmission of drive shaft 7 and connecting shaft 5.
The operation principle of the present embodiment, by friction teeth wheel disc Component driver tension assembly, makes cable wire 9 by tension assembly
Tensioning.
Specific implementation process is, when cable wire 9 rises, big friction teeth wheel assemblies 3 is with little friction teeth wheel assemblies 2 simultaneously
Slip clutch axle 4 rotates, due to the effect of unilateral bearing 1, is now driven slip clutch axle by big friction teeth wheel assemblies 3
4, little friction teeth wheel assemblies 2 skid；Slip clutch axle 4 drives connecting shaft 5, connecting shaft 5 to drive drive shaft by chain 6
7 rotate, and make cable wire 9 tensioning by tension pulley block 8.
During cable wire declines, big friction teeth wheel assemblies 3 and little friction teeth wheel assemblies 2 are simultaneously at slip clutch axle 4
Upper rotation, due to the effect of unilateral bearing 1, is now driven slip clutch axle 4, big slip gear by little friction teeth wheel assemblies 2
Dish assembly 3 skid；Slip clutch axle 4 drives connecting shaft 5, connecting shaft 5 to drive drive shaft 7 to rotate by chain 6, by opening
Tight pulley 8 makes cable wire 9 tensioning.
Embodiment 2:
The present embodiment, on the basis of above-described embodiment, limits the concrete structure of tension assembly further, as in figure 2 it is shown,
Tension assembly is additionally provided with the contact roller 10 on tension pulley block 8 opposite, and cable wire 9 is installed between tension pulley block 8 and contact roller 10.Pressure
The concrete effect of bearing up pulley 8 is to be pressed on tension pulley block 8 by cable wire 9, applies normal pressure to cable wire 9, with preferably sliding by tensioning
Wheel 8 realizes the effect of tensioned cable 9.
Other parts of the present embodiment are same as the previously described embodiments, repeat no more here.
It is understood that according to the cable wire automatic tensioning mechanism of one embodiment of this utility model, such as unilateral bearing 1
It is all prior art with operation principle and the work process of slip clutch axle 4 parts such as grade, and ripe for those skilled in the art
Know, be the most no longer described in detail.
Embodiment the most of the present utility model, it will be understood by those skilled in the art that:
Under without departing from principle of the present utility model and objectives, these embodiments can be carried out multiple change, revise, replace and modification,
Scope of the present utility model is limited by claim and equivalent thereof.
Claims (6)
1. the cable wire automatic tensioning mechanism being used for rescuing winch, it is characterised in that: mainly by regulation cable wire (9) tensile force
Tension assembly and friction teeth wheel assemblies composition, described friction teeth wheel assemblies is by connecting assembly with tension assembly even
Connect.
A kind of cable wire automatic tensioning mechanism for rescuing winch the most according to claim 1, it is characterised in that: described
Tension assembly includes tension pulley block (8).
A kind of cable wire automatic tensioning mechanism for rescuing winch the most according to claim 2, it is characterised in that: described
Tight assembly also includes the contact roller (10) being arranged on tension pulley block (8) opposite, and cable wire (9) is installed on tension pulley block (8) and compresses
Between wheel (10).
4. according to a kind of cable wire automatic tensioning mechanism for rescuing winch described in claim 1 or 2 or 3, it is characterised in that:
Described friction teeth wheel assemblies includes slip clutch axle (4), is mounted on the little friction teeth wheel assemblies of unilateral bearing (1)
And big friction teeth wheel assemblies (3), little friction teeth wheel assemblies (2) and big friction teeth wheel assemblies (3) all pass through one-way shaft (2)
Hold (1) to be connected with slip clutch axle (4).
5. according to a kind of cable wire automatic tensioning mechanism for rescuing winch described in claim 1 or 2 or 3, it is characterised in that:
Described connection assembly includes the drive shaft (7) being connected with tension pulley block (8) and the connecting shaft being connected with slip clutch axle (4)
(5), drive shaft (7) is connected by chain (6) with connecting shaft (5).
A kind of cable wire automatic tensioning mechanism for rescuing winch the most according to claim 5, it is characterised in that: driving
Being provided with sprocket wheel on axle (7) and connecting shaft (5), chain (6) then realizes drive shaft by being connected together by two geared sleeves
(7) with the transmission of connecting shaft (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620813073.7U CN205838418U (en) | 2016-07-30 | 2016-07-30 | A kind of cable wire automatic tensioning mechanism for rescuing winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620813073.7U CN205838418U (en) | 2016-07-30 | 2016-07-30 | A kind of cable wire automatic tensioning mechanism for rescuing winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205838418U true CN205838418U (en) | 2016-12-28 |
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ID=57641837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620813073.7U Active CN205838418U (en) | 2016-07-30 | 2016-07-30 | A kind of cable wire automatic tensioning mechanism for rescuing winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205838418U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108557671A (en) * | 2018-03-14 | 2018-09-21 | 北京豪仪测控工程有限公司 | Cable tensioning device |
| CN110920811A (en) * | 2019-10-21 | 2020-03-27 | 上海衡拓实业发展有限公司 | Electric drive steel wire rope anti-loosening device for offshore replenishment |
-
2016
- 2016-07-30 CN CN201620813073.7U patent/CN205838418U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108557671A (en) * | 2018-03-14 | 2018-09-21 | 北京豪仪测控工程有限公司 | Cable tensioning device |
| CN110920811A (en) * | 2019-10-21 | 2020-03-27 | 上海衡拓实业发展有限公司 | Electric drive steel wire rope anti-loosening device for offshore replenishment |
| CN110920811B (en) * | 2019-10-21 | 2021-09-10 | 上海衡拓实业发展有限公司 | Electric drive steel wire rope anti-loosening device for offshore replenishment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |