CN103956676B - Anti-race mill apparatus - Google Patents
Anti-race mill apparatus Download PDFInfo
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- CN103956676B CN103956676B CN201410057446.8A CN201410057446A CN103956676B CN 103956676 B CN103956676 B CN 103956676B CN 201410057446 A CN201410057446 A CN 201410057446A CN 103956676 B CN103956676 B CN 103956676B
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Abstract
The present invention provides a kind of anti-race mill apparatus, comprising: base, is used for providing support;Detection components, is positioned on described base, for detecting the direction of motion of strand mill pull rope;Brake assemblies, is positioned on described base, is connected with described detection components;The opposite direction of described detection components detection strand mill pull rope triggers described brake assemblies action when moving so that described brake assemblies clamping strand mill pull rope.The present invention can detect the direction of motion of strand mill pull rope automatically, and when pull rope generation adverse movement in time by its clamping, prevent running mill phenomenon and occur, thus avoid running all kinds of accidents that mill causes.
Description
Technical field
The present invention relates to the rope direction of motion and control technical field, specifically, the present invention be more particularly directed to a kind of anti-race mill apparatus.
Background technology
Strand mill is one of plant equipment the most frequently used in transmission line construction.It is mainly used in towage, is widely used in each operation of line construction, such as: tower erection, put stringing, set up opgw(OpticalFiberCompositeOverheadGroundWire, OPGW) optical cable.
Strand is ground at the scene in work progress, and the unexpected situation of appearance is substantially race mill, and the implication running mill is: when utilizing strand mill normally to draw, and due to certain uncontrollable reason, causes the rapid opposite direction of pull rope being wrapped on strand mill to withdraw.If occurring to run mill phenomenon, strand mill is ineffective, and pull rope will withdraw rapidly, drives bobbin to move rapidly to strand mill direction, if Field Force is too late to dodge, just damages Field Force, even dead.
Probe into race mill Producing reason, substantially have following some:
1, when normally drawing, pull rope stirs together, runs mill when prizing strand mill pull rope.
2, the most right owing to dragging the direction that tail rope personnel drag, tail rope causes running mill strand outer the coming off of mill.
3, when tail rope personnel are dragged in exchange, coordinate people that is the most tacit or that drag mill rope few and cause running mill.
4, pull rope has breakage to find in time, disconnects, also lead to run mill when through strand mill.
The reason that mill is run in visible generation is more, and after running mill phenomenon generation, endangers the hugest, in consideration of it, industry is necessary to develop anti-race mill apparatus, to avoid the generation of race mill phenomenon.
Summary of the invention
It is an object of the invention to provide a kind of anti-race mill apparatus, grind when application it may happen that run the problem ground with solution strand.
In order to solve the problems referred to above, the present invention provides a kind of anti-race mill apparatus, and its technical scheme is as follows:
A kind of anti-race mill apparatus, comprising: base, is used for providing support;Detection components, is positioned on described base, for detecting the direction of motion of strand mill pull rope;Brake assemblies, is positioned on described base, is connected with described detection components;The opposite direction of described detection components detection strand mill pull rope triggers described brake assemblies action when moving so that described brake assemblies clamping strand mill pull rope.
Preferably, in above-mentioned anti-race mill apparatus, described base is plate-shaped, and described base be fixedly arranged at the front end with draw ring.
Preferably, in above-mentioned anti-race mill apparatus, described detection components includes: pulley mechanism, and including at least one pulley, the groove of described pulley is for spacing strand mill pull rope, with the direction of motion of detection strand mill pull rope;Drive mechanism, rotating shaft and described brake assemblies with described pulley are connected, for when described pulley mechanism detects that the strand mill pull rope direction of motion changes, triggering described brake assemblies.
Preferably, in above-mentioned anti-race mill apparatus, described pulley mechanism includes the first pulley, the second pulley and the 3rd pulley that axis is parallel, described first pulley, the 3rd pulley are positioned at the both sides of described second pulley, and described first pulley, the height of the 3rd pulley are different from described second pulley, so that strand mill pull rope can be tightly embedded intp in the groove of described first pulley, the second pulley and the 3rd pulley;The rotating shaft of described second pulley is connected with described drive mechanism.
Preferably, in above-mentioned anti-race mill apparatus, described drive mechanism includes: ratchet and pawl arrangement, is located at rotating shaft one end of described pulley, the ratchet of described ratchet and pawl arrangement, when strand mill pull rope generation opposite direction motion, drives the pawl wheel of described ratchet and pawl arrangement;Foreign steamer, is fixed on outside the ratchet of described ratchet and pawl arrangement;Linkage, is connected with described foreign steamer, for making the rotation of described foreign steamer drive to described brake assemblies, to trigger described brake assemblies action.
Preferably, in above-mentioned anti-race mill apparatus, described linkage includes: first connecting rod, and the first end is connected with described foreign steamer;Second connecting rod, the first end is hinged with the second end of described first connecting rod, and the second end is articulated with on described base;Third connecting rod, middle part is articulated with on described base, and the first end is positioned at below the first end of described second connecting rod;Drive when described foreign steamer rotates described second connecting rod to tilt to the first end of described third connecting rod, and press down described third connecting rod to make the second end of described third connecting rod upwarp, to trigger described brake assemblies action.
Preferably, in above-mentioned anti-race mill apparatus, described linkage also includes: fourth link, and the first end is bent upwards formation L-shaped, and the second end is connected with described brake assemblies;Second end of described third connecting rod is bent downwardly to form L-shaped, second end of described third connecting rod engages with the first end of described fourth link, when the second end of described third connecting rod upwarps, second end of described third connecting rod and the first end of described fourth link depart from, to trigger described brake assemblies action.
Preferably, in above-mentioned anti-race mill apparatus, described brake assemblies includes: fixing-line device, is fixed on described base, and including draw-in groove and pull handle, in the same plane, described pull handle is connected the groove of described draw-in groove and described pulley with the second end of described fourth link;Stopper slot is corresponding with described draw-in groove, for spacing strand mill pull rope.
Preferably, in above-mentioned anti-race mill apparatus, described stopper slot is the groove of a spacing pulley, the spindle housing of described spacing pulley is located on one first otic placode, the second otic placode, the most described second otic placode of described first otic placode is articulated with on described base turningly, and described second otic placode is fixed on described base.
Preferably, in above-mentioned anti-race mill apparatus, described first pulley, the 3rd pulley all include height regulating mechanism, to adjust described first pulley, the height of the 3rd pulley, so that strand mill pull rope is tightr with described second pulley contact.
Analyzing and understand, the present invention can detect the direction of motion of strand mill pull rope automatically, and when pull rope generation adverse movement in time by its clamping, prevent running mill phenomenon and occur, thus avoid running all kinds of accidents that mill causes.
Accompanying drawing explanation
Fig. 1 is the perspective view of the preferred embodiment of the present invention.
Detailed description of the invention
With detailed description of the invention, the present invention is described in further details below in conjunction with the accompanying drawings.
As it is shown in figure 1, the main base of this preferred embodiment 1, be located at the detection components of base 1 first half 103, be located at the brake assemblies of base 1 latter half of 104.Need to illustrate in advance is, depending on side 101, backsight side 102 etc., the master of first half 103, latter half of 104 and following base 1 represents that the term in orientation is for conveniently describing, and should not be construed as base 1 and detection components thereon, the shape of brake assemblies, structure, any restriction of position.
Specifically, base 1 is mainly used in providing support for detection components, brake assemblies.Preferably, base 1 is plate-shaped, and base 1 be fixedly arranged at the front end with draw ring 105, draw ring 105 be mainly used in and one fixture connect.
Detection components is positioned at the first half 103 of base 1, and for detecting the direction of motion of strand mill pull rope, and when pull rope generation adverse movement, when i.e. pull rope is away from strand mill, the detection components perception direction changes, and this change is transferred to brake assemblies.
Brake assemblies is positioned at latter half of the 104 of base 1, and it is connected with detection components;The opposite direction of detection components detection strand mill pull rope triggers brake assemblies action when moving so that brake assemblies clamping strand mill pull rope.
Preferably, as it is shown in figure 1, detection components mainly includes the pulley mechanism of the direction of motion for detecting strand mill pull rope, the direction change signal of pull rope drives to the drive mechanism of brake assemblies.Pulley mechanism couples with drive mechanism.Wherein, pulley mechanism includes three pulleys and corresponding frames, but three pulley the respectively first pulley the 24, second pulleys 34 and unmarked with the first pulley 24, there is mutually isostructural 3rd pulley.The groove of three pulleys is all for spacing strand mill pull rope, wherein the second pulley 34 is then for detecting the change of the direction of motion of pull rope, and by its rotating shaft 36, this change is transferred to drive mechanism, make drive mechanism when the second pulley 34 detects that the strand mill pull rope direction of motion changes, trigger brake assemblies, thus clamping pull rope prevents from running mill phenomenon generation.
More specifically, in pulley mechanism, first pulley the 24, second pulley 34 is parallel with the axis of the 3rd pulley, and the first pulley the 24, the 3rd pulley is positioned at the both sides of the second pulley 34.First pulley 24, the height of the 3rd pulley 34 is different from the second pulley, such as less than second pulley 34, make pull rope through the upper grooves of the first pulley 24, the lower grooves of the second pulley 34, the upper grooves of the 3rd pulley, namely, pull rope is made to pass through the groove of three pulleys with the state of slight curvature, so that strand mill pull rope can be tightly embedded intp the first pulley 24, in the groove of the second pulley 34 and the 3rd pulley, pull rope and the second pulley 34 is made to contact tightr whereby, second pulley 34 can be more timely, the direction of perception pull rope changes more accurately.
More preferably, first pulley 24 is between two otic placodes 21,22, it is positioned at base 1 and leads the otic placode 22 regarding side 101 1 side as an overall structure, the otic placode 21 being positioned at base 1 backsight side 102 1 side is two-part structure: include upper ear plate 211, lower ear plate 212, the lower end of upper ear plate 211 and the upper end thereof of lower ear plate 212, namely upper ear plate 211 can be to the direction upset of backsight side 102.Owing to the 3rd pulley and the first pulley 24 structure are identical, do not repeat them here.Second pulley 34 is between two otic placodes 31,35, and the lower section of otic placode 31 is a space 30 that can pass through pull rope, be then a riser 32 below space 30.At the scene during operation, upper ear plate 211 is overturn to backsight side 102, make pull rope embed the groove of three pulleys from upper ear plate 211, in space 30.Visible, the turning design of upper ear plate 211 and the unsettled design of otic placode 31 facilitate pull rope to embed in the groove of three pulleys at the scene.More preferably, in order to increase the intensity supporting otic placode of three pulleys, avoid pull rope to come off simultaneously, this preferred embodiment also includes a reinforcing plate, after pull rope embeds the groove of pulley, reinforcing plate being fastened on otic placode 31, riser 32 by bolt, this reinforcing plate also extends over to upper ear plate 211, lower ear plate 212 simultaneously.
It is highly preferred that first pulley the 24, the 3rd pulley of this preferred embodiment all includes height regulating mechanism, to adjust the height of the first pulley the 23, the 3rd pulley, so that strand mill pull rope and the second pulley contact are tightr.Specifically, being provided with a vertical stud 82 and a not shown driving plate below base 1, base 1 is provided with a threaded block 81, and threaded block 81 is provided with a screwed hole, the upper end of stud 82 is through base 1 and screws in this screwed hole, simultaneously drives plate and threadeds with stud 82.The two ends of the rotating shaft 23 of the first pulley 24 can be set up in column 25 upper end up or down after otic placode 21,22 respectively, and the lower end of column 25 is then fixed on driving plate through base 1.When stud 82 rotates, drive and drive plate to move up and down, drive strip to move column 25 and slide up and down, thus drive rotating shaft 23 and the first pulley 24 to move up and down.The height regulating the first pulley 24 is easy to embed in its groove pull rope, simultaneously facilitates the frictional force adjusted between pull rope and three pulleys.
Again shown in Fig. 1, drive mechanism includes: foreign steamer 37, ratchet and pawl arrangement 38 and linkage.Ratchet and pawl arrangement 38 is located at rotating shaft 36 one end through otic placode 35 of the second pulley 34, and riser 39 is supported in this end of rotating shaft 36.The ratchet of ratchet and pawl arrangement 38 strand mill pull rope generation opposite direction motion time, the pawl wheel of driving pawl detent mechanism 38;Foreign steamer 37 is fixed on outside the ratchet of ratchet and pawl arrangement 38.
Foreign steamer 37, ratchet and pawl arrangement 38 are identical with the structure of bicycle freewheel (freewheel clutch), and in order to cost-effective, embodiment illustrated in fig. 1 directly have employed a bicycle freewheel.When normally drawing, bicycle freewheel transfixion, once pull rope reverse movement, bicycle freewheel will be driven to rotate.
Linkage is connected with foreign steamer 37, for making the rotation of foreign steamer 37 drive to brake assemblies, to trigger brake assemblies action.Preferably, linkage includes: first connecting rod 51, second connecting rod 52, third connecting rod 55, fourth link 6.First end of first connecting rod 51 is connected with foreign steamer 37.First end of second connecting rod 52 is hinged with the second end of first connecting rod 51, on the support seat 53 that the second end is articulated with on base 1.The support seat 58 that the middle part of third connecting rod 55 is articulated with on base 1 by an articulated slab 59, its first end extends a flat board 54 below foreign steamer 37, and flat board 54 is positioned at below the first end of second connecting rod 52.Drive when foreign steamer 37 rotates second connecting rod 52 to tilt to the first end of third connecting rod 55, and pressure third connecting rod 55 makes the second end of third connecting rod 55 upwarp, to trigger brake assemblies action down.First end of fourth link 6 is bent upwards formation L-shaped, and the second end is connected with the fixing-line device 4 of brake assemblies.Second end 551 of third connecting rod 55 is bent downwardly to form L-shaped, second end 551 of third connecting rod 55 engages with the first end 61 of fourth link 6, when the second end of third connecting rod 55 upwarps, second end 551 of third connecting rod 55 and the first end 61 of fourth link 6 depart from, to trigger fixing-line device 4 action of brake assemblies.
In order to prevent third connecting rod 55 from unnecessary swing occurring, this preferred embodiment also includes limitting casing 57, and this limitting casing 57 is in gate-shaped structure, and third connecting rod 55 passes through from which.Additionally, in order to make third connecting rod 55 to reset in time, and make that the second end 551 of third connecting rod 55 engages with the first end 61 of fourth link 6 tightr, below the first end of third connecting rod 55, be provided with a vertical compression spring 56, compression spring 56 is fixed between third connecting rod 55 and base 1.
Again as it is shown in figure 1, brake assemblies includes fixing-line device 4 and spacing pulley 73.Fixing-line device 4 is fixed on base 1, including draw-in groove 40 and pull handle 41.Owing to fixing-line device 4 is prior art, being diagrammatically only by property of Fig. 1 show its structure, also repeat no more its structure at this.In the same plane, the front end 412 of pull handle 41 is connected the groove of draw-in groove 40 and aforementioned three pulleys with the second end of fourth link 6, and rear end 411 is then pull-handle ring.The groove of spacing pulley 73 is as the stopper slot of pull rope, and it is corresponding with draw-in groove 40, for spacing strand mill pull rope, prevents pull rope from swinging.
It is highly preferred that the rotating shaft 74 of spacing pulley 73 is set up on an otic placode 71, otic placode 72, the relative otic placode 72 of otic placode 71 is articulated with on base 1 turningly, and the second otic placode 72 is fixed on base 1.That is, be similar to the frames of the first pulley 24, otic placode 71 includes upper ear plate 711, lower ear plate 712, and upper ear plate 711 can overturn to the backsight side 102 of base 1, it is simple to is embedded by pull rope in the groove of draw-in groove 40 and spacing pulley 73.Further, the upper end of otic placode 72 is bolt 75, two nut 76, and the end of rotating shaft 74 is positioned on the downside of bolt 75.During upset upper ear plate 711, swivel bolt 75, it is easy to rotating shaft 74 and departs from otic placode 72, after pull rope being put between draw-in groove 40 and otic placode 71, otic placode 72, make upper ear plate 711 vertical again, pull rope embeds in the groove of spacing pulley 73, then is screwed in by bolt 75 in two nuts 76 so that bolt 75 is pressed in rotating shaft 74.
When applying this preferred embodiment, the pull-handle ring of fixing-line device 4 can be connected with the tractor installing strand mill, and draw ring 105 is by cable etc. and a fixture, such as earth anchor, connection.By foregoing description, after pull rope is embedded first pulley the 24, second pulley the 34, the 3rd pulley, the groove of spacing pulley and draw-in groove 40, just can normal operation.Move when there is pull rope opposite direction, when having the trend departing from strand mill, second pulley 34 opposite direction immediately rotates, foreign steamer 37 is driven to rotate, second end of third connecting rod 55 upwarp and with fourth link 6 first end depart from, pull rope is clamped in draw-in groove 40 by pull handle 41 the most immediately, has enough weight and power owing to installing the tractor of strand mill, and therefore it is possible to prevent pull rope to move further.
In sum, the present invention can prevent running mill phenomenon simply and easily and occur, and substantially increases the safety that electric operating is on-the-spot.Meanwhile, present configuration is simple, with low cost, it is simple to large-scale promotion.Certainly, the present invention is not only applicable to strand mill pull rope, and can apply in any occasion needing rope unidirectional motion, rope generation opposite direction to be avoided to move.
As known by the technical knowledge, the present invention can be realized by the embodiment of other essence without departing from its spirit or essential feature.Therefore, embodiment disclosed above, for each side, all it is merely illustrative, is not only.All changes within the scope of the present invention or within being equal to the scope of the present invention are all included in the invention.
Claims (8)
1. an anti-race mill apparatus, it is characterised in that including:
Base, is used for providing support;
Detection components, is positioned on described base, for detecting the direction of motion of strand mill pull rope;
Brake assemblies, is positioned on described base, is connected with described detection components;The opposite direction of described detection components detection strand mill pull rope triggers described brake assemblies action when moving so that described brake assemblies clamping strand mill pull rope;
Described base is plate-shaped, and described base be fixedly arranged at the front end with draw ring;
Described detection components includes:
Pulley mechanism, including at least one pulley, the groove of described pulley is for spacing strand mill pull rope, with the direction of motion of detection strand mill pull rope;
Drive mechanism, rotating shaft and described brake assemblies with described pulley are connected, for when described pulley mechanism detects that the strand mill pull rope direction of motion changes, triggering described brake assemblies.
Anti-race mill apparatus the most according to claim 1, it is characterized in that, described pulley mechanism includes the first pulley, the second pulley and the 3rd pulley that axis is parallel, described first pulley, the 3rd pulley are positioned at the both sides of described second pulley, and described first pulley, the height of the 3rd pulley are different from described second pulley, so that strand mill pull rope can be tightly embedded intp in the groove of described first pulley, the second pulley and the 3rd pulley;
The rotating shaft of described second pulley is connected with described drive mechanism.
Anti-race mill apparatus the most according to claim 1, it is characterised in that described drive mechanism includes:
Ratchet and pawl arrangement, is located at rotating shaft one end of described pulley, and the ratchet of described ratchet and pawl arrangement, when strand mill pull rope generation opposite direction motion, drives the pawl wheel of described ratchet and pawl arrangement;
Foreign steamer, is fixed on outside the ratchet of described ratchet and pawl arrangement;
Linkage, is connected with described foreign steamer, for making the rotation of described foreign steamer drive to described brake assemblies, to trigger described brake assemblies action.
Anti-race mill apparatus the most according to claim 3, it is characterised in that described linkage includes:
First connecting rod, the first end is connected with described foreign steamer;
Second connecting rod, the first end is hinged with the second end of described first connecting rod, and the second end is articulated with on described base;
Third connecting rod, middle part is articulated with on described base, and the first end is positioned at below the first end of described second connecting rod;Drive when described foreign steamer rotates described second connecting rod to tilt to the first end of described third connecting rod, and press down described third connecting rod to make the second end of described third connecting rod upwarp, to trigger described brake assemblies action.
Anti-race mill apparatus the most according to claim 4, it is characterised in that described linkage also includes:
Fourth link, the first end is bent upwards formation L-shaped, and the second end is connected with described brake assemblies;
Second end of described third connecting rod is bent downwardly to form L-shaped, second end of described third connecting rod engages with the first end of described fourth link, when the second end of described third connecting rod upwarps, second end of described third connecting rod and the first end of described fourth link depart from, to trigger described brake assemblies action.
Anti-race mill apparatus the most according to claim 5, it is characterised in that described brake assemblies includes:
Fixing-line device, is fixed on described base, and including draw-in groove and pull handle, in the same plane, described pull handle is connected the groove of described draw-in groove and described pulley with the second end of described fourth link;
Stopper slot is corresponding with described draw-in groove, for spacing strand mill pull rope.
Anti-race mill apparatus the most according to claim 6, it is characterized in that, described stopper slot is the groove of a spacing pulley, the spindle housing of described spacing pulley is located on one first otic placode, the second otic placode, the most described second otic placode of described first otic placode is articulated with on described base turningly, and described second otic placode is fixed on described base.
Anti-race mill apparatus the most according to claim 2, it is characterised in that described first pulley, the 3rd pulley all include height regulating mechanism, to adjust described first pulley, the height of the 3rd pulley, so that strand mill pull rope is tightr with described second pulley contact.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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CN201610105558.5A CN105762697B (en) | 2014-02-20 | 2014-02-20 | Anti- race mill apparatus in transmission line construction |
CN201410057446.8A CN103956676B (en) | 2014-02-20 | 2014-02-20 | Anti-race mill apparatus |
JP2016503534A JP6063089B2 (en) | 2014-02-20 | 2014-05-26 | Anti-reverse device |
PCT/CN2014/078384 WO2015123929A1 (en) | 2014-02-20 | 2014-05-26 | Reverse-retreat preventing apparatus |
EP14883308.0A EP3109959B1 (en) | 2014-02-20 | 2014-05-26 | Reverse-retreat preventing apparatus |
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CN201410057446.8A CN103956676B (en) | 2014-02-20 | 2014-02-20 | Anti-race mill apparatus |
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CN201610105558.5A Division CN105762697B (en) | 2014-02-20 | 2014-02-20 | Anti- race mill apparatus in transmission line construction |
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CN103956676B true CN103956676B (en) | 2016-08-03 |
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CN108094639A (en) * | 2018-02-14 | 2018-06-01 | 徐钊婷 | A kind of beverage production device with double-station water container |
CN111792550B (en) * | 2020-07-08 | 2021-08-13 | 青海送变电工程有限公司 | Prevent running and grind safety arrangement and have its hank and grind |
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CN102259631A (en) * | 2010-05-27 | 2011-11-30 | 株式会社东海理化电机制作所 | Webbing retractor |
CN102923603A (en) * | 2012-11-14 | 2013-02-13 | 河南送变电工程公司 | Automatic controller of tail rope of winching machine |
CN203323768U (en) * | 2013-06-09 | 2013-12-04 | 紫光股份有限公司 | Full-automatic step counting device based on upper arm swinging |
CN203722132U (en) * | 2014-02-20 | 2014-07-16 | 国家电网公司 | Winch running prevention device |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102259631A (en) * | 2010-05-27 | 2011-11-30 | 株式会社东海理化电机制作所 | Webbing retractor |
CN102923603A (en) * | 2012-11-14 | 2013-02-13 | 河南送变电工程公司 | Automatic controller of tail rope of winching machine |
CN203323768U (en) * | 2013-06-09 | 2013-12-04 | 紫光股份有限公司 | Full-automatic step counting device based on upper arm swinging |
CN203722132U (en) * | 2014-02-20 | 2014-07-16 | 国家电网公司 | Winch running prevention device |
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