CN102074910B - General combined type stringing pulley - Google Patents
General combined type stringing pulley Download PDFInfo
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- CN102074910B CN102074910B CN 201010562078 CN201010562078A CN102074910B CN 102074910 B CN102074910 B CN 102074910B CN 201010562078 CN201010562078 CN 201010562078 CN 201010562078 A CN201010562078 A CN 201010562078A CN 102074910 B CN102074910 B CN 102074910B
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Abstract
The invention discloses a general combined type stringing pulley. The pulley comprises a main hanging board, a bottom board, two side columns and a principal axis, wherein primary and secondary hooks are arranged at the top of the main hanging board; conductor wheels penetrate through the principal axis; the side column at one side is movably connected with the main hanging board via a primary connection board and a secondary connection board; the main hanging board and the bottom board are connected with other connection parts of the side columns with bolts; the principal axis is movably arranged on the two side columns and is fastened by nuts; a row of blocking wheel carrier connecting holes with space equal to the width of the conductor wheels are arranged at the lower end of the main hanging board; blocking wheels corresponding to the upper edges of the conductor wheels are pairwise arranged at the two sides of the conductor wheels respectively; the blocking wheels are fixed below the main hanging board with fixed bolts via blocking wheel carriers; and supporting seats with anchor holes are arranged at the two ends of the bottom board. The pulley can be used for stringing various transmission lines and various quantities of split conductors. Stringing of all split quantities of transmission lines can be satisfied as long as the construction unit only manufactures a pulley and then increases the quantity of the conductor wheels according to the quantity of the split conductors.
Description
Technical field
The present invention relates to the auxiliary implement that uses in a kind of wire erection work progress of ultra-high-tension power transmission line, refer in particular to a kind of wires-erecting pulley that sets up power transmission line.
Background technology
At present in the power transmission line, high pressure, extra high voltage network are more and more general.The wire of high pressure, extra high voltage network needs that all larger sectional area is arranged, to reduce power loss.When but the cross section of wire was too large, its intensity also can increase, and is not easy bending, set up very difficultly, even can not set up.Therefore, extra high voltage network all is to adopt bundle conductor to replace large-section lead.Bundle conductor is that the wire more than two is arranged that according to certain geometric cross section forming one side by side leads residual use, and carries a phase electric power.When setting up bundle conductor, generally adopt the construction method of tension stringing.Coaster need to be hung on each strain tower during construction, two ends at construction line arrange respectively large-tonnage hauling machine and tension pay-off machine, wire is arranged on the tension pay-off machine, then with connector wire, traction steel rope of cable, pull rope are in turn connected into one, pull rope etc. is passed the coaster that is suspended on the tension force tower successively, be connected on the hauling machine that is positioned at the transmission line other end.Because the bundle conductor that wire is comprised of multiple conducting wires, these bundle conductors need simultaneously traction, therefore when traction steel rope of cable is connected with bundle conductor, also need to have a limp to set up so that each bundle conductor is drawn simultaneously, limp is the device that connects bundle conductor, wire is arranged in order and is connected in the limp, the size of limp according to bundle conductor what and different.Coaster not only will be pass by each bundle conductor delivery, and must be able to guarantee that connector, limp can pass through smoothly.General coaster has a framework, and the pulley of corresponding number is set according to the quantity of bundle conductor in the framework, and each pulley passes through for a wire.Pull rope, connector, traction steel rope of cable, limp, wire etc. pass through coaster successively.Since bundle conductor from two to 8 in addition more do not wait, when setting up the circuit with different bundle conductors, just need to use the coaster of different wheel numbers.In order to adapt to the requirement of different circuit and bundle conductor, a large amount of various coasters need to be prepared by a unit in charge of construction, but these coasters can be left unused for a long time after use, wasted in a large number resource.Chinese patent literature CN101877460A discloses a kind of extreme high voltage combined paying off pulley.It comprises above main link plate, at the underframe of bottom, connect main link plate and two edge columns of underframe, a main shaft that between two edge columns, arranges, eight guide rollers and a BOGEY WHEEL are set on the main shaft; Two central posts parallel with edge column also are set between main shaft and underframe, and central post is separated BOGEY WHEEL and guide roller.Two groups of installing holes are set respectively on main link plate and underframe, when setting up 8 bundle conductor, use eight guide rollers, edge column is installed on the installing hole in the outside, when setting up six-multiple conductor, uses six guide rollers, and edge column is installed on the inboard installing hole.In order to make things convenient for the turnover such as pull rope, limp coasters, at the main link plate of coaster one side with become between the column length-adjustable hinge is set.The via hole that is provided with Hoisting tackle at edge column and the main link plate of coaster.On main link plate, also be provided with third wheel anchor hole and anchor hole, the temporary guy when being used for fixing Poling Construction.Be fixed with bolt in the position of the inboard corresponding lead wheel of two edge columns and prevent that wire from deviating from guide roller and nipped anti-clamp block.The outside at two edge columns also is welded with respectively limit backguy hanging point, and the limit backguy can spur coaster can tilt coaster on the tension force tower at turning, make things convenient for pull rope, limp, wire etc. to pass through.
Summary of the invention
The technical issues that need to address of the present invention provide a kind of general combined type stringing pulley that uses can be adapted to various transmission lines and bundle conductor quantity stringing the time.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
General combined type stringing pulley, comprise by main link plate, base plate and two vehicle frames that the edge column between main link plate and base plate connects to form, a horizontal main shaft that is installed with guide roller that between two edge columns, arranges, be provided with main hook and the secondary hook of Hoisting tackle at the top of main link plate, the edge column of one side is flexibly connected by openable connecting plate and main link plate, other connecting portion of main link plate, base plate and edge column is bolted, and main shaft is movably arranged on two edge columns and passes through the fastening nuts in the edge column outside; Also be provided with row's spacing gear wheel frame connecting hole identical with the width of guide roller in the lower end of main link plate, the both sides of guide roller are respectively arranged with the rotary gear wheel corresponding with the top edge of guide roller below main link plate, gear wheel is between two edge columns, gear wheel is arranged on the bottom of gear wheel frame by the gear wheel axle, the top of gear wheel frame is provided with the corresponding connecting hole of gear wheel frame connecting hole with main link plate bottom, and gear wheel frame and main link plate are bolted.
The further improvement of concrete structure of the present invention is: the gear wheel of guide roller both sides is connected to two gear wheel framves on the gear wheel frame connecting hole of co-located by bolt on the two sides, front and back of main link plate simultaneously for arranging in pairs below the described main link plate.
Further improvement of the present invention is: the two ends of described base plate are provided with the supporting base with anchor hole.
Further improvement of the present invention is: described connecting plate is provided with two, main connecting plate is connected main link plate by bearing pin or movable bolt with edge column, attached fishplate bar bottom is connected on the edge column by bearing pin or movable bolt, attached fishplate bar upper buckle is combined in the end of main link plate, again by bearing pin or movable bolt with attached fishplate bar be connected link plate and connect.
Owing to having adopted technique scheme, the obtained technological progress of the present invention is:
Wires-erecting pulley of the present invention can be used in combination, coaster goes for setting up the circuit from a wire to multiconductor bundles, has versatility, can install according to the division quantity of wire the guide roller of varying number, regulate simultaneously the position of gear wheel, make gear wheel play guide effect to pull rope, limp, wire, connector by coaster, prevent that them from deviating from guide roller and jam occurs.Unit in charge of construction only need make a kind of coaster, then adds guide roller in the quantity according to bundle conductor, just can satisfy setting up of all transmission lines that divide quantity.Be flexible connection between main link plate, base plate, edge column, the main shaft and can add and subtract easily guide roller.The spacing of the lower end gear wheel frame connecting hole of main link plate is identical with the width of guide roller, can all can play the effect that gear protects when using the guide roller of different numbers, guarantees that pull rope, limp, wire, connector etc. do not take off wheel.Gear wheel can rotate and can reduce gear wheel to the resistance of guide roller and limp.
The gear wheel of guide roller both sides arranges in pairs, has increased width and the distance of gear line, is to preventing the further guarantee of off-line.The supporting base with anchor hole that the two ends of base plate arrange can steadily firmly place coaster on the ground, plays the effect of firm support when depositing and use on the ground.The setting of connecting plate is for the ease of dismounting coaster, composite conductor wheel, and the effect that two connecting plates can play dual fail-safe is set.Gear wheel frame connecting hole can also use as third wheel anchor hole and anchor hole, and temporary guy is fixing when being used for construction.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is gear wheel and the end view that is connected of main link plate;
Fig. 3 schematic diagram that to be attached fishplate bar be connected with edge column with main link plate.
Wherein: 1, main link plate, 2, main hook, 3, secondary hook, 4, gear wheel frame connecting hole, 5, attached fishplate bar, 6, main connecting plate, 7, guide roller, 8, nut, 9, main shaft, 10, edge column, 11, bolt, 12, base plate, 13, gear wheel axle, 14, gear wheel, 15, the gear wheel frame, 16, set bolt, 17, supporting base, 18, anchor hole.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further details:
General combined type stringing pulley mainly comprises the coaster that is assembled by main link plate 1, base plate 12, edge column 10, main shaft 9, guide roller 7 and gear wheel 14.Main link plate 1 is positioned at the top, and base plate 12 is positioned at the below, and two edge columns 10 are connected to main link plate 1 and base plate 12 two ends, and wherein an edge column 10 is connected between main link plate 1 and the base plate 12 by bolt 11.The bottom of another root edge column 10 is connected with base plate 12 by bolt 11, and the upper end of this edge column 10 is connected with main connecting plate 6 and attached fishplate bar 5 by bolt, and main connecting plate 6 is connected by bearing pin with main link plate 1 again; Attached fishplate bar 5 is downward fork-shaped, and its underpart is hinged on the edge column 10 by bearing pin, and its upper buckle is combined in the end of main link plate 1, by bearing pin attached fishplate bar 5 and main link plate 1 is linked together again.Main link plate 1, base plate 12, edge column 10 and master, attached fishplate bar form vehicle frame together.
A horizontal main shaft 9 is set between two edge columns 10, is installed with guide roller 7 on the main shaft 9, and make guide roller be positioned at the middle part of main shaft.Guide roller has 8 among Fig. 1, uses when setting up eight bundle conductors.After main shaft 9 is put on guide roller, again edge column 10 is sleeved on the two ends of main shaft 9, then fastening with nut 8 at main shaft 9 spindle noses that stretch out edge column 10 outsides.The bolt 11 that then will connect main link plate 1 and edge column 10 and connecting bottom board 12 and edge column is fastening.
Be provided with main hook 2 and the secondary hook 3 of Hoisting tackle at the top of main link plate 1, also be provided with a gear wheel carrier connecting hole 4 in the lower end of main link plate 1, the spacing of adjacent gear wheel frame connecting hole 4 is identical with the width of guide roller 7.Below main link plate 1, the both sides of guide roller 7 are respectively arranged with a pair of gear wheel 14.Gear wheel 14 is fixed on the main link plate 1 by gear wheel frame 15.The top edge of the position corresponding lead wheel 7 of gear wheel 14, guide roller can drive gear wheel and rotate when rotating.The gear wheel frame is inverted L-type, and gear wheel 14 is positioned at the lower inside of gear wheel frame 15, and is connected with gear wheel frame 15 by gear wheel axle 13.Be provided with two connecting holes on the transverse slat of gear wheel frame 15, the size of this two connecting hole is identical with gear wheel frame connecting hole 4 with spacing.The gear wheel 14 of guide roller 7 both sides arranges in pairs, namely on the two sides, front and back of main link plate 1 gear wheel is set simultaneously respectively, then two gear wheel framves 15 is fixedly connected on the gear wheel frame connecting hole 4 of co-located simultaneously with set bolt 16.
Be provided with supporting base 17 at the two ends of base plate 12, the both sides of supporting base 17 are provided with anchor hole 18.
Claims (4)
1. general combined type stringing pulley, comprise by main link plate (1), base plate (12) and two vehicle frames that the edge column (10) that is positioned between main link plate (1) and the base plate (12) connects to form, a horizontal main shaft (9) that is installed with guide roller (7) that between two edge columns (10), arranges, be provided with main hook (2) and the secondary hook (3) of Hoisting tackle at the top of main link plate (1), it is characterized in that: the edge column of a side (10) is flexibly connected by openable connecting plate and main link plate (1), main link plate (1), other connecting portion of base plate (12) and edge column (10) is bolted, and it is upper and fastening by the nut (8) in edge column (10) outside that main shaft (9) is movably arranged on two edge columns (10); Also be provided with a gear wheel carrier connecting hole (4) in the lower end of main link plate (1), the spacing of adjacent gear wheel frame connecting hole (4) is identical with the width of guide roller (7), the both sides of guide roller (7) are respectively arranged with the rotary gear wheel (14) corresponding with the top edge of guide roller (7) below main link plate (1), gear wheel (14) is positioned between two edge columns (10), gear wheel (14) is arranged on the bottom of gear wheel frame (15) by gear wheel axle (13), the top of gear wheel frame (15) is provided with and the corresponding connecting hole of the gear wheel frame connecting hole (4) of main link plate (1) bottom, and gear wheel frame (15) is connected by set bolt (16) with main link plate (1).
2. general combined type stringing pulley according to claim 1, it is characterized in that the gear wheel (14) of following guide roller (7) both sides of described main link plate (1) for arranging in pairs, is connected to two gear wheel framves (15) on the gear wheel frame connecting hole (4) of co-located by bolt simultaneously on the two sides, front and back of main link plate (1).
3. according to claim 1 or 2 described general combined type stringing pulleys, it is characterized in that the two ends of described base plate (12) are provided with the supporting base (17) of band anchor hole (18).
4. according to claim 1 or 2 described general combined type stringing pulleys, it is characterized in that described connecting plate is provided with two, main connecting plate (6) is connected 10 with main link plate (1) with edge column by bearing pin or movable bolt) connect, attached fishplate bar (5) bottom is connected on the edge column (10) by bearing pin or movable bolt, attached fishplate bar (5) upper buckle is combined in the end of main link plate (1), again by bearing pin or movable bolt with attached fishplate bar (5) be connected link plate (1) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010562078 CN102074910B (en) | 2010-11-29 | 2010-11-29 | General combined type stringing pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010562078 CN102074910B (en) | 2010-11-29 | 2010-11-29 | General combined type stringing pulley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102074910A CN102074910A (en) | 2011-05-25 |
| CN102074910B true CN102074910B (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010562078 Expired - Fee Related CN102074910B (en) | 2010-11-29 | 2010-11-29 | General combined type stringing pulley |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103401187B (en) * | 2013-08-19 | 2016-08-17 | 国家电网公司 | Multifunction pulley |
| CN104917112B (en) * | 2015-06-25 | 2018-01-16 | 中煤第五建设有限公司 | Downhole cable lays actinobacillus device |
| CN105743023B (en) * | 2016-03-16 | 2017-10-17 | 国网山东省电力公司章丘市供电公司 | A kind of multifunctional assembled stringing vehicle of transmission line of electricity and stringing method |
| CN109378762B (en) * | 2018-10-19 | 2021-01-26 | 天津送变电工程有限公司 | Power transmission line side additional device for enhancing passing performance of traveling block pulley and working method thereof |
| CN110261095A (en) * | 2019-07-23 | 2019-09-20 | 广东电网有限责任公司 | A kind of tension stringing experimental rig |
| CN111009850B (en) * | 2019-12-16 | 2020-11-17 | 许昌学院 | Intelligent inspection device for overhead power line |
| CN113241673B (en) * | 2021-05-21 | 2022-12-20 | 国网河北省电力有限公司沧州供电分公司 | High-altitude paying-off tackle and guide rope entering mechanism thereof |
| CN114614400A (en) * | 2022-03-16 | 2022-06-10 | 山东送变电工程有限公司 | Multi-wheel combined paying-off tackle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2638578A1 (en) * | 1976-08-27 | 1978-03-02 | Bbc Brown Boveri & Cie | HV overhead power lines cable pull-out appts. - uses cable run-out pulley suspended on side of multi-pulley box (NL 1.3.78) |
| DE2658164A1 (en) * | 1976-12-22 | 1978-07-06 | Bbc Brown Boveri & Cie | Pulley-wheel assembly for mounting overhead HV cables - allows lead line to be inserted directly from helicopter (NL 26.6.78) |
| CN101651306A (en) * | 2009-08-21 | 2010-02-17 | 中国电力科学研究院 | Asymmetric traction plate and matching line release pulley for one-pull-three tension line release |
| CN101771249A (en) * | 2008-12-29 | 2010-07-07 | 上海市电力公司 | Seven-wheel line tackle |
| CN101877460A (en) * | 2009-04-29 | 2010-11-03 | 国网交流工程建设有限公司 | Extreme high voltage combined paying off pulley |
-
2010
- 2010-11-29 CN CN 201010562078 patent/CN102074910B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2638578A1 (en) * | 1976-08-27 | 1978-03-02 | Bbc Brown Boveri & Cie | HV overhead power lines cable pull-out appts. - uses cable run-out pulley suspended on side of multi-pulley box (NL 1.3.78) |
| DE2658164A1 (en) * | 1976-12-22 | 1978-07-06 | Bbc Brown Boveri & Cie | Pulley-wheel assembly for mounting overhead HV cables - allows lead line to be inserted directly from helicopter (NL 26.6.78) |
| CN101771249A (en) * | 2008-12-29 | 2010-07-07 | 上海市电力公司 | Seven-wheel line tackle |
| CN101877460A (en) * | 2009-04-29 | 2010-11-03 | 国网交流工程建设有限公司 | Extreme high voltage combined paying off pulley |
| CN101651306A (en) * | 2009-08-21 | 2010-02-17 | 中国电力科学研究院 | Asymmetric traction plate and matching line release pulley for one-pull-three tension line release |
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| CN102074910A (en) | 2011-05-25 |
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Owner name: HEBEI ELECTRIC POWER CORPORATION HEBEI ELECTRIC PO Effective date: 20121026 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: HEBEI ELECTRIC POWER TRANSMISSION AND TRANSFORMATION CO., LTD. Effective date: 20121026 |
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