CN110190557A - A kind of block device and its block coaster - Google Patents

A kind of block device and its block coaster Download PDF

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Publication number
CN110190557A
CN110190557A CN201910599170.9A CN201910599170A CN110190557A CN 110190557 A CN110190557 A CN 110190557A CN 201910599170 A CN201910599170 A CN 201910599170A CN 110190557 A CN110190557 A CN 110190557A
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CN
China
Prior art keywords
pulley
guide wheel
loose
leaf
block
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.)
Granted
Application number
CN201910599170.9A
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Chinese (zh)
Other versions
CN110190557B (en
Inventor
魏胜友
磨其良
程林
马勇
彭小武
梁秀冬
陈历钦
许承红
黄俊耀
蒙宁
钟少伟
蒙维
方军委
石景吉
苏琳发
韦群济
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Guangxi Transmission And Substation Construction Co Ltd
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Guangxi Transmission And Substation Construction Co Ltd
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Application filed by Guangxi Transmission And Substation Construction Co Ltd filed Critical Guangxi Transmission And Substation Construction Co Ltd
Priority to CN201910599170.9A priority Critical patent/CN110190557B/en
Publication of CN110190557A publication Critical patent/CN110190557A/en
Application granted granted Critical
Publication of CN110190557B publication Critical patent/CN110190557B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables

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  • Table Equipment (AREA)
  • Pulleys (AREA)

Abstract

The invention discloses a kind of block device and its block coasters comprising: mounting rack;The guide wheel being rotatably mounted on the mounting rack, the guide wheel on main rope for rolling;The pulley being rotatably mounted on the mounting rack, the pulley and guide wheel cooperation can coat the main rope, and the pulley can be rotated relative to the guide wheel to the mobile direction of the main rope;The strut hanging plate being rotatably mounted on the mounting rack, the both ends of the strut hanging plate have the mounting hole for installing safety buckle.Pass through setting pulley and guide wheel, and pass through the cooperation of pulley and guide wheel, and pulley swings with main rope and guarantees that pulley and guide wheel cooperate the main rope of cladding in real time, it ensure that good guiding performance, it prevents beat in coaster walking process to realize, sting the problem of rope, reducing the frictional force between coaster and main rope, furthermore, guide wheel can disperse the impact load of conducting wire, limp, it is ensured that main rope safety.

Description

A kind of block device and its block coaster
Technical field
The present invention relates to the technical field of block, in particular to a kind of block device and its block coaster.
Background technique
In work transmission line process of construction, the inevitable high pressure for occurring putting into operation across oneself or extra high voltage network The phenomenon that;In addition, as China express railway net expands rapidly, create during transmission line of electricity and original route operation and maintenance across More it is more and more to carry out the case where Poling Construction for high-speed railway and other electric railways, if not taking effective safety measure, The safety of railway power supply net-fault will be jeopardized, causes serious social influence.The method generallyd use in industry is to set up crossing frame And safety guard net, i.e., the safety guard net of one fixed width is set up above the crossed line and facility on safe distance, i.e., Make occur extreme case in work progress, under the accident condition that conducting wire is fallen accidentally, safety guard net also can by its support, from And effective protection is spanned object.Currently used block coaster includes " glasses coaster " and " special-shaped ring ".
But the weight of glasses coaster is big, causing entirely to insulate, net weight is excessive, and main rope mid-span deflection is too big, substantially mentions High Steelpole is still difficult to the safe distance for meeting main rope and being spanned between object, and insulation net drawing is difficult, seriously affects construction The safety of efficiency and main rope;Coaster is too long, i.e., the distance between arse link and top pulleys are excessive, holds in traction process It is easy to appear eccentric, beat by transverse direction and longitudinal direction load, causes left and right seine rope force unbalance, block device is possible to draw and arrive Half is just stuck, and influences construction efficiency, makes to generate friction between coaster bracket and main rope, forms bigger resistance.
Therefore, how a kind of block coaster is provided, is ability to reduce frictional force the problem of to prevent beat Field technique personnel technical problem urgently to be resolved.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of block coaster, the problem of to prevent beat, to drop Low-frictional force.Another object of the present invention is to provide a kind of block devices with above-mentioned block coaster.
To achieve the above object, the invention provides the following technical scheme:
A kind of block coaster comprising:
Mounting rack;
The guide wheel being rotatably mounted on the mounting rack, the guide wheel on main rope for rolling;
The pulley being rotatably mounted on the mounting rack, the pulley and guide wheel cooperation can coat the master Rope, the pulley can be rotated to the pulley in the mobile direction of the main rope relative to the guide wheel;
The both ends of the strut hanging plate being rotatably mounted on the mounting rack, the strut hanging plate have for installing peace The mounting hole detained entirely.
Preferably, in above-mentioned block coaster, the mounting rack includes:
Transverse bar plate, the guide wheel are rotatably erected on two transverse bar plates;
Bracket, the bracket is U-shaped structure, and the both ends of the bracket rotatably connect a transverse bar respectively Plate;
Vertical bar plate, the vertical bar plate are fixedly connected with one end of the bracket;
Separable vertical bar plate, the separable vertical bar plate are fixedly connected with the other end of the bracket, the pulley and institute Strut hanging plate is stated rotatably to be erected between the vertical bar plate and the separable vertical bar plate.
Preferably, in above-mentioned block coaster, the separable vertical bar plate includes:
Loose-leaf gusset, the loose-leaf gusset is for setting up the pulley and the strut hanging plate;
Loose-leaf, the first end of the loose-leaf and the loose-leaf gusset are rotatablely connected, and the second end of the loose-leaf with it is described Bracket is detachably connected, and the distance of the axis of the first end of the loose-leaf to the pulley is less than the radius of the pulley.
Preferably, in above-mentioned block coaster, the loose-leaf is connect with the bracket by self-replaced type elastic lock, institute Stating self-replaced type elastic lock includes:
Fixing sleeve, the fixing sleeve are fixed on the bracket;
Can offset the pin shaft of limit with the loose-leaf, and the fixing sleeve is set in the outside of the pin shaft, and described Pin shaft can move in the axial direction;
Plectrum, the plectrum are connect with the pin shaft far from one end of the loose-leaf;
Spring, the spring are located inside the fixing sleeve and are connected with the pin shaft, when spring-compressed pin Axis is separated with the loose-leaf.
Preferably, it in above-mentioned block coaster, is all had on the loose-leaf gusset and the vertical bar plate described for adjusting Waist-shaped hole of the pulley relative to distance between the guide wheel, the pulley are rotatably erected in the waist-shaped hole.
Preferably, in above-mentioned block coaster, the pulley is mounted on pulley spindle, and passes through card slot nut for the cunning Wheel shaft is slidably erected in the waist-shaped hole.
Preferably, in above-mentioned block coaster, the vertical bar plate and the loose-leaf gusset are respectively and fixedly provided with casing, described sleeve pipe Circumferential surface all have L-type through-hole;
Positioning pin is provided in described sleeve pipe, the positioning pin all has the driving lever across the L-type through-hole, described fixed One end of position pin can offset with the card slot nut;
Reset spring is provided between the bottom of described sleeve pipe and the positioning pin.
Preferably, in above-mentioned block coaster, the guide wheel includes front jocket wheel of the center line in same level, centre Guide wheel and rear guide wheel, the intermediate trailing wheel is rotatably erected between the separable vertical bar plate and the vertical bar plate, and institute State front jocket wheel, the intermediate trailing wheel with it is described after guide wheel diameter it is identical, the diameter of the pulley is greater than the straight of the intermediate trailing wheel Diameter.
Preferably, in above-mentioned block coaster, the guide wheel and the pulley are nylon wheel, and outside all has and is used for It is oriented to the groove of the main rope.
A kind of block device, including block coaster, wherein the block coaster is sliding for block described in any of the above embodiments Vehicle.
As can be seen from the above technical solutions, a kind of block coaster disclosed in this invention, by the way that pulley and guide wheel is arranged, And swung by the cooperation of pulley and guide wheel and pulley with main rope and guarantee that pulley and guide wheel cooperate the main rope of cladding in real time, guarantee Good guiding performance reduces between coaster and main rope so that realizing prevents beat in coaster walking process, stings the problem of rope Frictional force, in addition, guide wheel can disperse the impact load of conducting wire, limp, it is ensured that main rope safety.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below to embodiment or existing Attached drawing needed in technical description is briefly described, it is clear that, the accompanying drawings in the following description is only this hair Bright embodiment for those of ordinary skill in the art without creative efforts, can also be according to mentioning The attached drawing of confession obtains other attached drawings.
Fig. 1 is the structural schematic diagram of block coaster disclosed in the embodiment of the present invention;
Fig. 2 is the main view of block coaster disclosed in the embodiment of the present invention;
Fig. 3 is the structural schematic diagram in the direction AA in Fig. 2;
Fig. 4 is the structural schematic diagram in the direction BB in Fig. 2;
Fig. 5 is the explosive view of block coaster disclosed in the embodiment of the present invention;
Fig. 6 is the structural schematic diagram after the pulley relative idler rotation of block coaster disclosed in the embodiment of the present invention;
Fig. 7 is the structural schematic diagram of the self-replaced type elastic lock of block coaster disclosed in the embodiment of the present invention;
Fig. 8 is the structural representation after the self-replaced type elastic lock of block coaster disclosed in the embodiment of the present invention is opened Figure;
Fig. 9 is the structural schematic diagram after the loose-leaf rotation of block coaster disclosed in the embodiment of the present invention;
Figure 10 is the structural schematic diagram after the loose-leaf of block coaster disclosed in the embodiment of the present invention is locked;
Figure 11 is located at structural schematic diagram when extreme higher position for the pulley of block coaster disclosed in the embodiment of the present invention;
Structural schematic diagram when Figure 12 is the application of block coaster disclosed in the embodiment of the present invention.
Specific embodiment
In view of this, core of the invention is to provide a kind of block coaster, the problem of to prevent beat, to drop Low-frictional force.Another core of the invention is the provision of a kind of block device with above-mentioned block coaster.
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description The present invention is described in further detail.
As shown in Fig. 1-Figure 12, the invention discloses a kind of block coasters, including mounting rack, guide wheel, pulley 26 and strut Hanging plate 25, wherein guide wheel and pulley 26 are rotatably mounted on mounting rack, and strut hanging plate 25 is fixed on mounting rack. The effect of guide wheel is to provide support and guiding during rotation for coaster, and the effect of pulley 26 is to cooperate cladding with guide wheel Main rope, in addition, the pulley 26 can be rotated relative to guide wheel, specifically, the direction rotation moved on main rope to pulley 26, is protected Demonstrate,proving pulley 26 can cooperate with guide wheel in real time, to effectively prevent generating beat in coaster walking process, sting rope.Above-mentioned strut The both ends of hanging plate 25 have mounting hole for installing safety buckle 31, at work, can be used for connecting insulation brace rod, connecting rope, Net collecting rope or seine rope.Pulley 26 and guide wheel be set in the application, and by the cooperation of pulley 26 and guide wheel and pulley 26 with Main rope, which is swung, guarantees that pulley 26 and guide wheel cooperate the main rope of cladding in real time, ensure that good guiding performance, so that realizing prevents coaster Beat in walking process stings the problem of rope, the frictional force between coaster and main rope is reduced, in addition, guide wheel can be by conducting wire, limp Impact load dispersion, it is ensured that main rope is safely.
In further embodiment, above-mentioned mounting rack includes: transverse bar plate 11, bracket 3, vertical bar plate 30 and separable vertical bar Plate.Wherein, guide wheel is rotatably erected on two transverse bar plates 11;Bracket 3 is U-shaped structure, and the both ends of bracket 3 respectively can One transverse bar plate 11 of connection of rotation, i.e. bracket 3 can be rotated around transverse bar plate 11;One end of above-mentioned vertical bar plate 30 and bracket 3 It is fixedly connected, and separable vertical bar plate is then fixedly connected with the other end of bracket 3, above-mentioned pulley 26 and strut hanging plate 25 Rotation is erected between vertical bar plate 30 and separable vertical bar plate.When work, with movement of the coaster on main rope, and drives and slide Wheel 26 is rotated relative to guide wheel, specifically, the direction rotation that pulley 26 moves on main rope to pulley, and due to installing pulley 26 Vertical bar plate 30 and separable vertical bar plate can be rotated around transverse bar plate 11 by bracket 3, therefore, disclosed herein is a kind of pulleys 26 Can relative idler rotation connection type.
3 shape of bracket in the application is to have the hook solid of twice bending line, using strip high-strength steel sheet through rolling over Curved machine-shaping, specially U-shaped structure.A concentric circle holes are had in the 3 wide Middle face in front and back of bracket, the two concentric circles Hole is connect with guide wheel shaft 12, is played a supporting role;3 side lower part of bracket is provided with a rivet hole, and rivet 2 passes through rivet hole for bracket 3 and vertical bar plate 30 connect.
In further embodiment, above-mentioned guide wheel includes front jocket wheel 8, intermediate trailing wheel 7 of the center line in same level With rear guide wheel 5, and intermediate trailing wheel 7 is rotatably erected between vertical bar plate 30 and separable vertical bar plate, and front jocket wheel 8, Intermediate trailing wheel 7 is identical with rear 5 diameter of guide wheel, and structure is identical, and the diameter of pulley 26 is greater than the diameter of intermediate trailing wheel 7.
Specifically, the inner hole both ends that guide wheel is used to cooperate with guide wheel shaft 12 are machined with stepped hole respectively, for installing guide wheel Deep groove ball bearing 9, and guide wheel plain washer 10 is installed between guide wheel deep groove ball bearing 9 and transverse bar plate 11, make guide wheel deep-groove ball axis It holds and forms certain interval between 9 outer rings and transverse bar plate 11, guarantee that guide wheel is freely rotated.
Guide wheel shaft 12 is processed using high strength steel, and shape is elongate stepped circular axle shape;12 head shaft part of guide wheel shaft is shorter, 12 outer rim of guide wheel shaft also processes two parallel planes;12 middle part shaft part of guide wheel shaft and 9 tight fit of guide wheel deep groove ball bearing Installation is installed with 6 loose fit of guide wheel spacer, and for guide wheel spacer 6 between guide wheel deep groove ball bearing 9, effect is guide wheel deep-groove ball 9 inner ring of bearing is mutually held out against by guide wheel spacer 6, is limited the position of guide wheel deep groove ball bearing 9, is prevented guide wheel deep groove ball bearing 9 It axially moves;12 tail portion shaft part of guide wheel shaft is processed into screw thread, is coupled with stop nut 1.The effect of guide wheel shaft 12 is to make For rear guide wheel 5, intermediate trailing wheel 7, front jocket wheel 8 rotation center, pass through guide wheel plain washer 10, guide wheel spacer 6, stop nut 1 On the transverse bar plate 11 of installation of the collective effect by guide wheel deep groove ball bearing 9 tightly, a securely entirety is formed, guide wheel is limited Axial movement, can only make rotating motion, and enable three guide wheel ease rotations.Above-mentioned front jocket wheel 8 and rear guide wheel 5 can be according to master The moving direction of rope is interchangeable, i.e., the front end along the main direction restricted and moved is front jocket wheel.
Above-mentioned 26 shape of pulley is one circular, is process using MC nylon, inner hole two sides are machined with platform respectively Rank hole, for installing pulley deep groove ball bearing 23, and pulley deep groove ball bearing 23 and vertical bar plate 30 and pulley deep groove ball bearing It is mounted on pulley plain washer 22 between 23 and loose-leaf gusset 14, makes pulley deep groove ball bearing 23 and vertical bar plate 30 and loose-leaf gusset Certain gap is all had between 14, is conducive to the movement of pulley 26.26 outer rim of pulley processes one of groove, the ruler of the groove It is very little depending on the diameter of main rope, it acts as, no matter coaster be in draw in the net or receive net state, pulley 26, front jocket wheel (are led after or Wheel) and intermediate trailing wheel 7 always in approximate isosceles triangular structure, the space of grooves one relative closure of formation of three wheels will be led Rope cladding wherein, effectively prevent generating beat in coaster walking process, stings rope.Course of work middle pulley 26 and non-principal stress Part, primary load are undertaken by three guide wheels on main rope.Three guide wheels are set in the application, can be made in front jocket wheel 8 and rear guide wheel 5 The heart makes coaster have good steering capability away from larger, reduces walking resistance, entire capping net walking is smooth, in accident shape Lower three pulleys 26 of state while stress can avoid main rope and bear concentrated load, and the effectively impact load by conducting wire, limp is distributed to Each guide wheel, it is ensured that main rope safety.
Pulley 26 and guide wheel are all made of the design of miniature bearing and the cooperation of MC nylon pulley, and coefficient of friction is small, running accuracy Height is a kind of face contact between the groove of pulley 26 and main rope, and the resistance and right in the main rope walking process of coaster can be greatly reduced The abrasion of main rope, the main rope of effective protection, it is ensured that construction safety.
In preferred embodiment, above-mentioned separable vertical bar plate includes: loose-leaf gusset 14 and loose-leaf 13, wherein loose-leaf muscle Plate 14 is for setting up pulley 26 and fixed strut hanging plate 25, and the first end of loose-leaf 13 and loose-leaf gusset 14 are rotatablely connected, and second End be then detachably connected with bracket 3, and the first end of loose-leaf 13 to pulley 26 axis distance less than pulley 26 radius. In use, being rotated around loose-leaf gusset 14 after can be by separating loose-leaf 13 with bracket 3 and easily coaster being inserted in or taken out master Rope improves working efficiency, facilitates dynamic to increase block width, while sharing a half load of coaster.
Specifically, 13 shape of loose-leaf in the application is a rectangle in semicircle, processed using high-strength steel sheet.It adopts Metal plate ruffle technique machine-shaping is taken, one short side of rectangle is processed into the common ruffle of loose-leaf.To increase intensity, ruffle forms rear end Head carries out spot welding with steel matrix again;The circle ruffle is cooperatively connected with loose-leaf gusset 14 and loose-leaf shaft 15 respectively, loose-leaf 13 It can be freely rotated in the range of about 90 degree around loose-leaf shaft 15;A circular hole is provided in the middle part of steel plate, the circular hole and centre Only 0.5 millimeter or so of gap between 12 head of guide wheel shaft, it is sufficient to guarantee the circle in 15 rotation process of loose-leaf shaft of loose-leaf 13 Hole inner wall will not generate interference with 12 head of guide wheel shaft.
The shape of loose-leaf gusset 14 is the rectangle that one end is in semicircle, is processed using high-strength steel sheet, takes metal plate ruffle Technique machine-shaping, one short side of rectangle are processed into the common ruffle of loose-leaf 13.To increase intensity, ruffle forms follower head again with steel Plate matrix carries out spot welding;The circle ruffle is cooperatively connected with loose-leaf 13 and loose-leaf shaft 15 respectively;It is provided in the middle part of loose-leaf gusset 14 Waist-shaped hole, pulley 26 can move up and down in the waist-shaped hole, and coaster is enable smoothly to be linked into and hang up main rope;Loose-leaf gusset 14 is another End is provided with hole, and strut hanging plate axis 28 is mounted within the bore, plays a supporting role.
Loose-leaf 13 in the application is connect with bracket 3 by self-replaced type elastic lock 4, to realize loose-leaf 13 and bracket 3 Be detachably connected.Specifically, the self-replaced type elastic lock 4 includes: fixing sleeve 43, pin shaft 42, plectrum 41 and spring.Its In, fixing sleeve 43 is fixed on bracket 3, and 42 one end of pin shaft can offset with loose-leaf 13, and keep loose-leaf 13 fixed relative to bracket 3, Above-mentioned fixing sleeve set 43 is located at the outside of pin shaft 42, and pin shaft 42 can move in the axial direction, to realize that pin shaft 42 is released Page 13 is let live, loose-leaf 13 can be made to rotate relative to loose-leaf gusset 14;Above-mentioned plectrum 41 and the one end of pin shaft 42 far from loose-leaf 13 Connection, specifically, plectrum 41 is fixed together with pin shaft 42, the component that plectrum 41 is operated as manpower;Above-mentioned spring is then made For the structure that pin shaft 42 automatically resets, which is located in fixing sleeve 43 and connect with pin shaft 42, the pin shaft 42 in spring-compressed It is separated with loose-leaf 13.When work, plectrum 41 can be lifted a distance together with pin shaft 42 by construction personnel's thumb and index finger, this Stroke is about 8 millimeters, and loose-leaf 13 can be freely rotated within the scope of about 90 degree around loose-leaf shaft 15 at this time;Unclamp hand, plectrum 41 automatically reset under contained spring effect together with pin shaft 42.The component batch machining can guarantee quality, advantageously reduce cost.
The spacing for adjustable pulley 26 relative to guide wheel is all had on loose-leaf gusset 14 and vertical bar plate 30 in the application From waist-shaped hole, and pulley 26 is rotatably erected in waist-shaped hole.Above-mentioned setting can facilitate it is main rope across with pull out pulley Between 26 and guide wheel, in addition, also different main ropes can be adapted to according to the distance between the size adjustable pulley 26 of main rope and guide wheel Specification is effectively reduced the probability in the wrong coaster in high-altitude, improves applicability, improves construction efficiency.
Specifically, above-mentioned pulley 26 is mounted on pulley spindle 29, and by card slot nut 19 by pulley spindle 29 slidably Be erected in waist-shaped hole.Pulley spindle 29 in the application is process using high strength steel, and shape is elongate stepped circular shaft Shape;Two head shaft parts of pulley spindle 29 are shorter, there is screw thread, after the waist-shaped hole at 14 middle part of vertical bar 30 and loose-leaf gusset, with card Slot nut 19 is coupled;The intermediate shaft part and pulley spacer 27 of pulley spindle 29 are installed using loose fit.It is that installation is solid that it, which is acted on, The components such as the pulley deep groove ball bearing 23 on 26 periphery of fixed pulley, pulley plain washer 22, and pulley 26 can be freely rotated, and It moves up and down in the waist-shaped hole at 14 middle part of vertical bar plate 30 and loose-leaf gusset.19 shape of card slot nut in the application has for one The cylindrical body of tapped through hole, material are high-strength steel, are mounted on 29 tailing screw flight shaft part of pulley spindle, limit entire pulley assembly Axial movement.19 outside of card slot nut also processes two parallel planes, to be screwed in pulley spindle with spanner cooperation 29.The component middle position is returned the car out a groove, and the 16 top shoulder of positioning pin of pulley 26 is stuck in the slot, and then propelling sheave 26 move up and down.
In further embodiment, above-mentioned vertical bar plate 30 and loose-leaf gusset 14 are respectively and fixedly provided with casing 20, and the casing 20 circumferential surface has L-type through-hole, positioning pin 16 is provided in each casing 20, and positioning pin 16 all has across L-type One end of the driving lever 17 of through-hole, positioning pin 16 can offset with card slot nut 19, and between the bottom of casing 20 and positioning pin 16 It is provided with reset spring 18.Specifically, above-mentioned casing 20 is a long micropipe, one end is obstructed, and material is high-strength steel, one Point is welded on loose-leaf gusset 14, another point is welded on vertical bar plate 30, in sustained height.
Above-mentioned positioning pin 16 is process using high-strength steel, and shape is an elongated bar stock, both ends distinguish vehicle go out it is one small Shoulder, one is coupled with reset spring 18, and other end is coupled with card slot nut 19;Lower part is provided with a threaded hole, with Driving lever 17 is coupled;The component is mounted in casing 20, and effect is that propelling sheave 26 moves up and down, and coaster is facilitated to pass in and out Main rope.When work, it is caught in card slot after driving lever 17 is pressed onto the L-type through-hole lower limit position of casing 20 down with finger, this When reset spring 18 compressed, pulley 26 is preferably minimized position, and coaster, which can cover, at this time becomes owner of rope;Then driving lever 17 is stirred to be pushed away Card slot out, reset spring 17 reset, and pulley 26 is pulled to extreme higher position, complete coaster installation.It, which is acted on, mainly makes pulley 26 It resets rapidly, another effect is the main rope for making 26 dynamically adapting different-diameter of pulley.
In one embodiment, strut hanging plate 25 disclosed herein is crescent steel plate, and material is high-strength steel.Support A hole is provided in the middle part of bar hanging plate 25, hanging plate spacer 24 welds after penetrating this hole;25 both ends of strut hanging plate respectively have a hole for connecting Insulation brace rod, connecting rope, the safety buckle 31 of net collecting rope or seine rope.The strut hanging plate 25 is fixed on perpendicular by strut hanging plate axis 28 On gusset 30 and loose-leaf gusset 14, which is process using high strength steel, and shape is elongate stepped circular shaft Shape.28 liang of head shaft parts of strut hanging plate axis are shorter, there is screw thread, behind the hole of 14 lower end of vertical bar plate 30 and loose-leaf gusset, with support Bar hanging plate stop nut 21 is coupled;Intermediate shaft part and hanging plate spacer 24 are installed using loose fit, guarantee 24 energy of hanging plate spacer Enough it is freely rotated.Strut hanging plate 25 disclosed herein has diplopore hangers, can facilitate installation insulation brace rod, in accident condition The lower impact load that can effectively absorb conducting wire, limp, it is ensured that capping net is not damaged, reliable support conducting wire;Round hangers hole energy Make the circular shape of the coaster front and back main rope of connecting rope dynamically adapting, front and back connecting rope center of effort on same camber line, puts down always For row in main rope, coaster is not susceptible to beat, and keeping block device whole, stress balance, uniform, stabilization can in the drawing course of work It leans on.
Disclosed herein is the specifically used of block coaster disclosed in the present application:
Main rope and seine rope are set up between the gate beam across on two steel towers before and after shelves first, then in side iron The coaster quantity calculated on tower gate beam according to block width connects insulation brace rod, connecting rope and nettle one by one.It binds There are insulation brace rod in net two ends and centre, it is therefore an objective to prevent two main ropes from generating closing waists under the gravity of capping net existing As.Then seine rope starts to pull by manpower or motor-driven grinding mill, and net collecting rope slowly draws capping net to quilt suitably with a little tension Above across object, seine rope and net collecting rope anchor simultaneously, complete block construction;After Poling Construction, net collecting rope passes through people Power or motor-driven grinding mill start to pull, and capping net is retracted steel tower side slowly suitably with a little tension by seine rope, and net construction is torn in completion open.
In addition, disclosed herein as well is a kind of block device, including block coaster, specifically, the block coaster is as above Block coaster disclosed in embodiment is stated, therefore, the block device with the block coaster also has above-mentioned all technical effects, This is no longer going to repeat them.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest scope of cause.

Claims (10)

1. a kind of block coaster characterized by comprising
Mounting rack;
The guide wheel being rotatably mounted on the mounting rack, the guide wheel on main rope for rolling;
The pulley (26) being rotatably mounted on the mounting rack, the pulley (26) and guide wheel cooperation can coat institute Main rope is stated, the pulley (26) can rotate to the pulley (26) in the mobile direction of the main rope relative to the guide wheel;
The both ends of the strut hanging plate (25) being rotatably mounted on the mounting rack, the strut hanging plate (25) have for pacifying Fill the mounting hole of safety buckle (31).
2. block coaster according to claim 1, which is characterized in that the mounting rack includes:
Transverse bar plate (11), the guide wheel are rotatably erected on two transverse bar plates (11);
Bracket (3), the bracket (3) is U-shaped structure, and the both ends of the bracket (3) rotatably connect described in one respectively Transverse bar plate (11);
Vertical bar plate (30), the vertical bar plate (30) are fixedly connected with one end of the bracket (3);
Separable vertical bar plate, the separable vertical bar plate are fixedly connected with the other end of the bracket (3), the pulley (26) and The strut hanging plate (25) is rotatably erected between the vertical bar plate (30) and the separable vertical bar plate.
3. block coaster according to claim 2, which is characterized in that the separable vertical bar plate includes:
Loose-leaf gusset (14), the loose-leaf gusset (14) is for setting up the pulley (26) and the strut hanging plate (25);
Loose-leaf (13), the first end of the loose-leaf (13) and the loose-leaf gusset (14) are rotatablely connected, and the loose-leaf (13) Second end is detachably connected with the bracket (3), the distance of axis of the first end of the loose-leaf (13) to the pulley (26) Less than the radius of the pulley (26).
4. block coaster according to claim 3, which is characterized in that the loose-leaf (13) and the bracket (3) pass through certainly Homing position type elastic lock (4) connection, the self-replaced type elastic lock (4) include:
Fixing sleeve (43), the fixing sleeve (43) are fixed on the bracket (3);
Can offset the pin shaft (42) of limit with the loose-leaf (13), and the fixing sleeve (43) is set in the outer of the pin shaft (42) Side, and the pin shaft (42) can move in the axial direction;
Plectrum (41), the plectrum (41) connect with the pin shaft (42) far from the one end of the loose-leaf (13);
Spring, the spring are located at the fixing sleeve (43) inside and are connected with the pin shaft (42), spring-compressed when institute Pin shaft (42) is stated to separate with the loose-leaf (13).
5. block coaster according to claim 3, which is characterized in that the loose-leaf gusset (14) and the vertical bar plate (30) On all have waist-shaped hole for adjusting the pulley (26) relative to distance between the guide wheel, the pulley (26) can be rotated Be erected in the waist-shaped hole.
6. block coaster according to claim 5, which is characterized in that the pulley (26) is mounted on pulley spindle (29), And the pulley spindle (29) is slidably erected in the waist-shaped hole by card slot nut (19).
7. block coaster according to claim 6, which is characterized in that the vertical bar plate (30) and the loose-leaf gusset (14) It is respectively and fixedly provided with casing (20), the circumferential surface of described sleeve pipe (20) all has L-type through-hole;
It is provided with positioning pin (16) in described sleeve pipe (20), the positioning pin (16) all has dialling across the L-type through-hole One end of bar (17), the positioning pin (16) can offset with the card slot nut (19);
Reset spring (18) are provided between the bottom and the positioning pin (16) of described sleeve pipe (20).
8. according to the described in any item block coasters of claim 2-7, which is characterized in that the guide wheel includes center line same Front jocket wheel (8), intermediate trailing wheel (7) and rear guide wheel (5) on horizontal plane, the intermediate trailing wheel (7) are rotatably erected at described Between separable vertical bar plate and the vertical bar plate (30), and the front jocket wheel (8), the intermediate trailing wheel (7) and the rear guide wheel (5) diameter is identical, and the diameter of the pulley (26) is greater than the diameter of the intermediate trailing wheel (7).
9. block coaster according to claim 1-7, which is characterized in that the guide wheel and the pulley (26) are equal For nylon wheel, and outside all has the groove for being oriented to the main rope.
10. a kind of block device, including block coaster, which is characterized in that the block coaster is such as any one of claim 1-9 The block coaster.
CN201910599170.9A 2019-07-04 2019-07-04 Net sealing device and net sealing pulley thereof Active CN110190557B (en)

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CN110544903A (en) * 2019-10-08 2019-12-06 安徽送变电工程有限公司 Two-pulling-three running board for large span
CN113241675A (en) * 2021-06-10 2021-08-10 柳玉军 High-altitude cable
CN113501461A (en) * 2021-06-24 2021-10-15 因特帕克科技集团有限公司 Lifting guide wheel and mounting structure
CN113541042A (en) * 2021-09-09 2021-10-22 国家电网有限公司 Power transmission line multifunctional aerial working vehicle screen sealing construction method
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