CN112350210A - High tension transmission line overhauls appurtenance transmission coaster - Google Patents
High tension transmission line overhauls appurtenance transmission coaster Download PDFInfo
- Publication number
- CN112350210A CN112350210A CN202011072773.2A CN202011072773A CN112350210A CN 112350210 A CN112350210 A CN 112350210A CN 202011072773 A CN202011072773 A CN 202011072773A CN 112350210 A CN112350210 A CN 112350210A
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- fixed pulley
- transmission line
- pulley
- protective cover
- movable pulley
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Abstract
The invention designs a transmission pulley of an auxiliary tool for overhauling a high-voltage transmission line. The technical scheme is as follows: the rope winding device comprises a first hook with a baffle, wherein the first hook is arranged at the top of a protective cover, a fixed pulley block is arranged at the inner top of the protective cover, at least one movable pulley is arranged at the lower part of the fixed pulley block, a second hook is arranged on the movable pulley, the fixed pulley block and the movable pulley are connected together through a steel rope, and the steel rope extends out of one side of the protective cover to the rope winding device. This scheme passes through the combination of fixed pulley group and movable pulley, can be laborsaving for operating personnel, can change the direction of force again, and simple structure and principle are reliable, can pull up heavier multiplexer utensil with less physical power, alleviate intensity of labour, improve work efficiency, and can reduce the operation risk that operating personnel produced because of the health is debilitated, tired out.
Description
Technical Field
The invention relates to the technical field of auxiliary tools for overhauling a high-voltage transmission line, in particular to an auxiliary tool transfer pulley used for overhauling the high-voltage transmission line.
Background
High tension transmission line overhauls instrument a great variety, when overhauing at present, need transmit various equipment, material etc. to the high altitude, and this kind of appurtenance of coaster is that article such as transmission equipment, material etc. that a common use are indispensable in the transmission line overhauls. However, the existing tackle needs to consume a large amount of physical force to complete lifting and transferring of the tools, so that not only is the online labor intensity high, but also the working efficiency is low, and in the long-time lifting and transferring process or after transferring heavy objects, operators can naturally feel weak and tired, accidents are likely to happen due to insufficient physical force, heavy losses are caused, and high operation risks are accompanied.
Therefore, the transmission pulley of the auxiliary tool for overhauling the high-voltage transmission line, which can solve the problem of labor waste in lifting and pulling, is developed to save labor for operators and can complete the transmission of various tools with less physical force. Saving physical strength, reducing labor intensity, improving working efficiency and reducing operation risk caused by physical weakness and fatigue.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a transmission pulley of an auxiliary tool for overhauling a high-voltage transmission line, and aims to solve the technical problem.
The technical scheme of the invention is as follows: the utility model provides a high tension transmission line overhauls appurtenance transmission coaster, includes the couple of taking the baffle one, couple one sets up at the protection casing top, the top is equipped with the fixed pulley group in the protection casing, the fixed pulley group lower part is equipped with at least one movable pulley, be equipped with couple two on the movable pulley, link together fixed pulley group and movable pulley through the cable wire, the cable wire extends to receipts rope device by protection casing one side. The fixed pulley is a deformed equal-arm lever, the direction of the force is changed through the fixed pulley group, the movable pulley is a deformed unequal-arm lever, the force saving effect can be achieved through the movable pulley, the fixed pulley and the movable pulley are combined to save the force and change the direction of the force, the structure is simple, the principle is reliable, the maintenance amount is small, the labor can be saved for operators, the tools can be lifted by using less physical force, the labor intensity is reduced, the working efficiency is improved, and the operation risk caused by physical weakness and fatigue is reduced. The first hook with the baffle ensures that the protective cover cannot be unhooked after being hung, and has better safety; the steel wire rope is used for lifting and pulling, so that the steel wire rope is firm and durable; the steel cable is quickly and conveniently tightened through the cable take-up device, and the space is saved, so that the danger caused by the fact that an operator is wound and caught by a large number of steel cables stacked together is avoided.
The invention further improves the structure that the fixed pulley group comprises a first fixed pulley and a second fixed pulley which are vertically arranged and fixedly connected together, the diameter of the first fixed pulley is larger than that of the second fixed pulley, the first fixed pulley is positioned above the second fixed pulley, one movable pulley is arranged, the diameter of the movable pulley is larger than that of the second fixed pulley, the movable pulley is positioned at the lower part of the second fixed pulley, and the wire winding of the steel cable is started by a second hook on the movable pulley until the wire winding of the first fixed pulley at the uppermost part is stopped. The diameter is sized to prevent interference. Through two fixed pulleys cooperation movable pulley not only laborsaving but also can change the direction of force, simple structure and principle are reliable, and the maintenance volume is little, can be for operating personnel laborsaving.
The invention further improves the structure that the movable pulley is provided with a U-shaped hanging ring, and the surface of the U-shaped hanging ring is provided with an insulating coating. The tool which needs to be lifted and transferred can be reliably hung through the U-shaped hanging ring, the insulating coating on the tool is prevented from conducting electricity, and the safety is high.
The rope winding device comprises a self-locking hand winch, the self-locking hand winch is connected with a steel rope, insulating coatings are arranged on the surfaces of a hook III and a rotating handle on the self-locking hand winch, and the hook III is provided with a baffle. The hand capstan winch equipment of auto-lock simple structure and reasonable, practicality, good operation, hand rotation handle just can be free tighten up or loosen the cable wire, and self just has self-locking function, guarantee that operating personnel can be after pulling up the multiplexer utensil quick the fixing in the length that needs of cable wire, and the couple on the hand capstan winch of auto-lock can help operating personnel to hang the hand capstan winch of auto-lock at arbitrary place at will, the surface is equipped with insulating coating on the couple, do not worry also that the electrically conductive condition takes place. The self-locking hand winch can be hung on the body of an operator through the third hook, after the self-locking hand winch is fixed, the operator can move to drive the whole self-locking hand winch, the protective cover and the like to slide along the electric wire together, the operator does not need to carry or pull the self-locking hand winch, the physical strength is saved, and both hands of the operator are free, so that the self-locking hand winch is safer and more reliable when the operator moves high altitude; when arriving at the operation point, just can take off auto-lock hand winch, for example can hang on the electric wire of next door, for operating personnel's weight reduction, make the maintenance process high-efficient and lighter pine.
The invention further improves the structure that a plurality of hooks with baffles are uniformly distributed on the outer surface of the protective cover, the hooks are distributed in a wave line shape in a vertically staggered manner, and insulating coatings are arranged on the surfaces of the hooks. The four hooks with the baffles are arranged on the outer surface of the protective cover, so that an operator can lift up a tool and hang the tool on the protective cover, both hands are free, the tool and the tool can be taken at any time as required, and the baffles can ensure that an object cannot be loosened easily and fall off after being hung, so that danger is avoided. The wavy line type up-down staggered distribution aims at reasonably utilizing space and preventing the hung objects from interfering with each other. And the insulating coating can avoid the occurrence of electric conduction to a great extent, and the personal safety of operators is ensured.
The invention is further improved by that the upper part of the protective cover is provided with a square opening for the steel cable to extend out, and the inner surface of the opening is provided with a layer of steel skin. The steel skin is used for wrapping the inner surface of the square opening, so that the steel cable can be prevented from being worn out of the protective cover at the square opening after being used for a long period of time, and the service life is prolonged.
The invention further improves that the protective cover adopts an electrical grade polypropylene injection molding integrated structure. The electrical grade polypropylene has higher dielectric coefficient, better insulating property, high safety, good formability, good voltage resistance and arc resistance and light weight.
In a further development of the invention, the thickness of the protective cover is not less than 1 cm. The thickness of not less than 1cm can guarantee the overall structure intensity of protection casing, and is not fragile.
The invention further improves the structure that the top of the protective cover is also provided with a square-opening hanging ring, and the first hook is connected with the top of the protective cover through the square-opening hanging ring. The square-opening hanging ring is arranged because the hook III can be hung on the square-opening hanging ring to form a whole through the square-opening hanging ring, the square-opening hanging ring is convenient to carry, and the hook III can be detached from the square-opening hanging ring. Therefore, the system has various selectable modes in specific use, has high flexibility and is more convenient for operators.
The invention has the advantages that the defects of the prior art are overcome, the fixed pulley is a deformed equal-arm lever, the direction of the force is changed through the fixed pulley group, the movable pulley is a deformed equal-arm lever, the force saving effect can be realized through the movable pulley, the force saving effect and the force direction changing effect can be realized after the fixed pulley and the movable pulley are combined, the structure is simple, the principle is reliable, the maintenance amount is small, the labor saving effect can be realized for operators, the tools can be lifted up by spending less physical force, the labor intensity is reduced, the working efficiency is improved, and the operation risk caused by physical weakness and fatigue is reduced. The baffle plate ensures that the object cannot be unhooked after being hung, and has better safety; the steel wire rope is used for lifting and pulling, so that the steel wire rope is firm and durable; the steel cable is quickly and conveniently tightened through the cable take-up device, and the space is saved, so that the danger caused by the fact that an operator is wound and caught by a large number of steel cables stacked together is avoided.
In addition, the invention has the advantages of reliable design principle, simple structure, humanization and very wide application prospect.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a right side view showing the structure of a movable sheave according to the embodiment of the present invention.
Fig. 3 is a schematic left side view of the rope retracting device according to the embodiment of the present invention.
In the figure, 1, a baffle, 2, a first hook, 3, a protective cover, 4, a movable pulley, 5, a second hook, 6, a steel cable, 7, a rope collecting device, 8, a first fixed pulley, 9, a second fixed pulley, 10, a U-shaped hanging ring, 11, a third hook, 12, a rotating handle, 13, a fourth hook, 14, an opening, 15 and a square hanging ring.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following explains key terms appearing in the embodiments of the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the invention it is to be noted that the terms "mounted", "connected" and "connected" are to be construed broadly unless expressly stated or limited otherwise. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be directly connected to each other, indirectly connected to each other through an intermediate member, or connected to each other through the inside of two members. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in the figure, the high-voltage transmission line overhauls appurtenance transmission coaster, it is concrete, including taking couple one 2 of baffle 1, couple one 2 is connected with the top of protection casing 3 through a square opening link 15, and protection casing 3 adopts thickness not less than 1 cm's electrician grade polypropylene to mould plastics and forms formula structure as an organic whole.
The top is equipped with the fixed pulley group in the protection casing 3, and the fixed pulley group includes two vertical arrangements, fixed connection together fixed pulley one 8 and fixed pulley two 9, and the diameter of fixed pulley one 8 is greater than fixed pulley two 9, and fixed pulley one 8 is located fixed pulley two 9 tops, and movable pulley 4 has one, and the diameter of movable pulley 4 is greater than fixed pulley two 9, and movable pulley 4 is located the lower part of fixed pulley two 9, and wire winding is carried out by couple two 5 on the movable pulley 4 to cable wire 6, and the wire winding of fixed pulley one 8 on upper portion stops, then cable wire 6 extends to receipts rope device 7 by protection casing 3 one side. The rope collecting device 7 comprises a self-locking hand winch which is connected with the steel cable 6, and the surfaces of a hook III 11 and a rotating handle 12 on the self-locking hand winch are both provided with insulating coatings. The third hook 11 is located at the top of the self-locking hand winch, the third hook 11 is provided with a baffle 1 and is fixed with a side shell of the self-locking hand winch through a connecting piece, and the bottom of the third hook 11 is hinged with the connecting piece and can rotate around the bottom of the third hook. The turning handle 12 is fixed to the bottom of a side housing of the self-locking hand winch. Two ends of a rotating shaft of the movable pulley 4 are connected with two ends of the U-shaped hanging ring 10, and the surface of the U-shaped hanging ring 10 is provided with an insulating coating.
A plurality of hooks four 13 with baffles 1 are uniformly distributed on the outer surface of the protective cover 3, the hooks four 13 are distributed in a wave line shape in a staggered manner from top to bottom, and the surfaces of the hooks four 13 are provided with insulating coatings. The upper part of the protective cover 3 is provided with a square opening 14 for the steel cable 6 to extend out, and the inner surface of the opening 14 is provided with a layer of steel skin.
The working process of the invention is as follows: the installation sequence of the steel cable 6 is that the second hook 5 on the movable pulley 4 starts to wind until the winding of the first fixed pulley 8 at the uppermost part stops, and then the steel cable 6 extends out of the opening 14 at one side of the protective cover 3 to the self-locking hand winch.
When an operator is in the air, the third hook 11 can be hung on the body of the operator, then the rotating handle 12 is held to rotate to tighten the steel cable 6 until the tool needing to be transferred is taken, and then the self-locking hand winch can be self-locked and fixed.
The tool has the advantages that the first fixed pulley 8, the second fixed pulley 9 and the movable pulley 4 are matched, so that the force direction can be changed while the force is saved after combination, the structure is simple, the principle is reliable, the maintenance amount is small, the tool can be lifted up by using less physical force for operators, the labor intensity is reduced, the working efficiency is improved, the operation risk caused by physical weakness and fatigue is reduced, and the abrasion of the steel cable 6 can be reduced. The first hook 2 with the baffle 1 ensures that the protective cover cannot be unhooked after being hung, and has better safety; the steel cable 6 is used for lifting, so that the device is firm and durable; the steel cable is quickly and conveniently tightened through the cable take-up device 7, and the space is saved, so that the danger caused by the fact that an operator is wound and caught by a large number of steel cables 6 stacked together is avoided. The benefit that receipts rope device 7 adopted hand capstan winch of auto-lock is that equipment structure is simple and reasonable, it is practical, good operation, hand rotation handle 12 just can be free tighten up or loosen cable wire 6, and self just has self-locking function, guarantee that operating personnel can carry the multiplexer utensil and carry the length of fixing 6 quick cable wire in needs after, and three 11 couples on the hand capstan winch of auto-lock can help operating personnel to hang the hand capstan winch of auto-lock at any place at will, three 11 surfaces of couple are equipped with insulating coating, do not worry too that the electrically conductive condition takes place. The self-locking hand winch can be hung on the body of an operator through the third hook 11, after self-locking is fixed, the operator can move to drive the whole self-locking hand winch, the protective cover and the like to slide along the electric wire together without being carried or pulled by the operator, physical strength is saved, two hands of the operator are free, and the self-locking hand winch is safer and more reliable when moving at high altitude; when arriving at the operation point, just can take off auto-lock hand winch, for example can hang on the electric wire of next door, for operating personnel's weight reduction, make the maintenance process high-efficient and lighter pine. And a large number of parts are provided with insulating coatings, so that the safety factor of high-altitude operation is improved.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a high tension transmission line overhauls appurtenance transmission coaster, characterized by, including couple (2) of taking baffle (1), couple (2) set up at protection casing (3) top, the top is equipped with the fixed pulley group in protection casing (3), the fixed pulley group lower part is equipped with at least one movable pulley (4), be equipped with couple two (5) on movable pulley (4), link together fixed pulley group and movable pulley (4) through cable wire (6), cable wire (6) are extended to receipts rope device (7) by protection casing (3) one side.
2. The high-voltage transmission line maintenance auxiliary tool transfer trolley as claimed in claim 1, wherein the fixed pulley block comprises a first fixed pulley (8) and a second fixed pulley (9) which are vertically arranged and fixedly connected together, the diameter of the first fixed pulley (8) is larger than that of the second fixed pulley (9), the first fixed pulley (8) is positioned above the second fixed pulley (9), one movable pulley (4) is arranged, the diameter of the movable pulley (4) is larger than that of the second fixed pulley (9), the movable pulley (4) is positioned at the lower part of the second fixed pulley (9), and the wire winding of the steel cable (6) is started from a second hook (5) on the movable pulley (4) until the wire winding of the first fixed pulley (8) at the uppermost part is stopped.
3. The high-voltage transmission line maintenance auxiliary tool transfer trolley as claimed in claim 2, wherein the movable pulley (4) is provided with a U-shaped suspension loop (10), and the surface of the U-shaped suspension loop (10) is provided with an insulating coating.
4. The high-voltage transmission line maintenance auxiliary tool transfer trolley according to claim 2, wherein the rope reeling device (7) comprises a self-locking hand winch, the self-locking hand winch is connected with the steel cable (6), insulating coatings are arranged on the surfaces of a hook III (11) and a rotating handle (12) on the self-locking hand winch, and the hook III (11) is provided with the baffle (1).
5. The transmission pulley of the auxiliary tool for overhauling a high-voltage transmission line according to claim 1, wherein a plurality of hooks (13) with baffles (1) are uniformly distributed on the outer surface of the protective cover (3), the hooks (13) are distributed in a wave line shape in a vertically staggered manner, and an insulating coating is arranged on the surface of each hook (13).
6. The high-voltage transmission line maintenance auxiliary tool transfer trolley as claimed in claim 1, wherein a square opening (14) for the steel cable (6) to extend out is formed in the upper portion of the protective cover (3), and a steel skin is arranged on the inner surface of the opening (14).
7. The high-tension transmission line maintenance auxiliary tool transfer block as claimed in claim 1, wherein the protective cover (3) is an integral structure formed by injection molding of electrical grade polypropylene.
8. The high tension transmission line service auxiliary tool transfer trolley of claim 1, characterized in that the thickness of the protective cover (3) is not less than 1 cm.
9. The high-voltage transmission line maintenance auxiliary tool transfer trolley as claimed in claim 1, wherein a square-mouth hanging ring (15) is further arranged at the top of the protective cover (3), and the first hook (2) is connected with the top of the protective cover (3) through the square-mouth hanging ring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011072773.2A CN112350210A (en) | 2020-10-09 | 2020-10-09 | High tension transmission line overhauls appurtenance transmission coaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011072773.2A CN112350210A (en) | 2020-10-09 | 2020-10-09 | High tension transmission line overhauls appurtenance transmission coaster |
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| Publication Number | Publication Date |
|---|---|
| CN112350210A true CN112350210A (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011072773.2A Pending CN112350210A (en) | 2020-10-09 | 2020-10-09 | High tension transmission line overhauls appurtenance transmission coaster |
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| CN (1) | CN112350210A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113340531A (en) * | 2021-06-03 | 2021-09-03 | 青岛大志美德电气有限公司 | Distribution box sealing performance test device and test method |
| CN114455507A (en) * | 2022-01-14 | 2022-05-10 | 国网河北省电力有限公司超高压分公司 | Storage battery disassembling and assembling vehicle for substation |
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Application publication date: 20210209 |