CN207134714U - A kind of self-locking somersault coaster for transmission overhead line - Google Patents

A kind of self-locking somersault coaster for transmission overhead line Download PDF

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Publication number
CN207134714U
CN207134714U CN201720616839.7U CN201720616839U CN207134714U CN 207134714 U CN207134714 U CN 207134714U CN 201720616839 U CN201720616839 U CN 201720616839U CN 207134714 U CN207134714 U CN 207134714U
Authority
CN
China
Prior art keywords
self
locking
flange
support arm
live
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.)
Expired - Fee Related
Application number
CN201720616839.7U
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Chinese (zh)
Inventor
何峻伟
孙莉钧
邹琪骁
刘思华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Wuhan Power Supply Co of State Grid Hubei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Wuhan Power Supply Co of State Grid Hubei Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Wuhan Power Supply Co of State Grid Hubei Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201720616839.7U priority Critical patent/CN207134714U/en
Application granted granted Critical
Publication of CN207134714U publication Critical patent/CN207134714U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of self-locking somersault coaster for transmission overhead line, including hook, flange, link, parsing davit, live-roller, self-locking device, the hook includes first support arm, second support arm, roof;The link is arranged on the roof;The flange is arranged in the first support arm, the flange towards it is described hook outer incline and horizontal plane between it is at an acute angle;The both ends of the live-roller are connected with the first support arm, second support arm respectively;The parsing davit is arranged in the second support arm, and the parsing davit is formed with the flange and is open.The somersault coaster that this practicality provides has auto-lock function, improves the security of somersault coaster when in use, and cost is low, simple in construction, stably, easy to use.

Description

A kind of self-locking somersault coaster for transmission overhead line
Technical field
Engineering machinery field is the utility model is related to, is slided more particularly to a kind of self-locking somersault for transmission overhead line Car.
Background technology
To ensure the transmission line of electricity normal operation in power network, it is necessary to carry out hotline maintenance, i.e. livewire work to transmission line of electricity. At present, livewire work mainly has three kinds of modes:Earth potential working, equipotential live line work, medial potential working.Wherein, equipotential is made Industry carries out operation due to can directly contact electrical body, and then can be completed quickly and effectively service work, and therefore, equipotential is made Industry is a kind of more commonly used operational method of each power supply unit.And entering electric field using rope ladder method in equipotential live line work is A kind of the most frequently used method.When specifically used, the mounting and dismounting between rope ladder and cable are realized by somersault coaster.But It is that, because existing somersault coaster does not have auto-lock function, during operation, somersault coaster easily departs from power transmission cable, So as to which security incident easily occur, cause casualties.
Utility model content
The utility model is intended at least solve one of technical problem present in prior art.Therefore, the utility model carries Go out a kind of self-locking somersault coaster for transmission overhead line, including:
Hook, the hook include first support arm, second support arm, roof;
Flange, the flange are arranged in the first support arm, the flange towards hook outer incline and the horizontal plane it Between it is at an acute angle;
Link, the link are arranged on the roof;
Live-roller, the both ends of the live-roller are connected with the first support arm, second support arm respectively;
Parsing davit, the parsing davit are arranged in the second support arm, and the parsing davit is formed with the flange Opening;
The opening is opened or closed to self-locking device, the self-locking device after being used for stress.
Further, the self-locking device includes chute, connecting rod, lock part, and the chute is separately positioned on described the On one support arm, second support arm, the both ends of the live-roller are slidedly arranged in the chute respectively, one end of the connecting rod with it is described Live-roller is connected, and the other end is connected with the lock part;When the live-roller is along the chute to the direction away from the flange During slip, the live-roller drives the connecting rod to be moved to the direction close to the flange, and drives the lock part to move By closure of openings;When the live-roller is along the chute to when being slided close to the direction of the flange, the live-roller drives institute State connecting rod to move to the direction away from the flange, and drive the lock part to leave the flange.
Further, the self-locking device also includes shifting chute, and the shifting chute is arranged on the parsing davit, described The connecting rod other end can move up and down through the shifting chute in the shifting chute.
Further, the shifting chute is " T " shape, and the length of the shifting chute is moved with the lock part, connecting rod Stroke is corresponding, and when the lock part closes the opening, the connecting rod supports the top of the shifting chute;When the lock When stop opens the opening, the lock part is placed in the shifting chute.
Further, the self-locking device also includes locating slot, and the locating slot is arranged on the flange, the positioning Groove is used to insert for the lock part.
Further, the connecting rod is L-shaped.
Further, the parsing davit is triangular in shape, and the parsing davit welds with the second support arm.
Further, in addition to pulley, the pulley rotation are arranged on the parsing davit.
The utility model proposes a kind of self-locking somersault coaster for transmission overhead line, there is auto-lock function, improve The security of somersault coaster when in use, and cost is low, it is simple in construction, stably, it is easy to use.Specifically, under original state, Do not acted on by external force, lock part is placed in shifting chute, and opening is opened, it is ensured that by, somersault coaster is hung on cable, Wherein, rope ladder is hung with pulley, the rope ladder, which is used to climb for operating personnel, to be used, and when operating personnel climbs up rope ladder, is being made In the presence of industry personnel's self gravitation, operating personnel can apply a downward power to the hook of somersault coaster, and live-roller will By the reverse active force of cable, live-roller moves until supporting roof upwards along chute, and live-roller moves drive connection upwards Bar is moved upwards, and at the same time, lock part is also moved and inserted in locating slot upwards, and then by closure of openings;Work as operating personnel When leaving rope ladder, live-roller, along chute slide downward, until sliding to the bottom of chute, now, connects in the presence of self gravitation Extension bar, which moves downward, drives lock part to move downward, until being placed in shifting chute.
Parsing davit is in a stable triangular structure, not only increases the overall intensity of somersault coaster, and pulley Loading force suffered by suspension bracket can form the transmission loop of smoothness by triangular structure, and then improve somersault of the present utility model The service life of coaster.
The length of shifting chute is corresponding with the stroke that lock part, connecting rod are moved, when lock part, which is closed, to be open, connecting rod The top of shifting chute is supported, so that connecting rod stress balance, and then lock part is stably inserted into locating slot;Work as lock part When opening opening, lock part is placed in shifting chute, is not take up more space.
Brief description of the drawings
Fig. 1 is a kind of structural representation of self-locking somersault coaster for transmission overhead line provided by the utility model;
Fig. 2 is the structural representation of chute provided by the utility model;
Fig. 3 is the structural representation of shifting chute provided by the utility model;
Wherein, 11, first support arm;12nd, second support arm;13rd, roof;2nd, link;3rd, flange;4th, parsing davit;5th, it is driven Roller;6th, pulley;71st, connecting rod;72nd, lock part;73 chutes;74th, shifting chute.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model Limitation.
In description of the present utility model, it is to be understood that term " " center ", " on ", " under ", "front", "rear", The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on accompanying drawing institutes The orientation or position relationship shown, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply and be signified Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality New limitation.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " setting " should be interpreted broadly, for example, it may be being fixedly linked, setting or being detachably connected, set Put, or be integrally connected, set.For the ordinary skill in the art, it can understand that above-mentioned term exists with concrete condition Concrete meaning in the utility model.
As shown in Figure 1 to Figure 3, the utility model provides a kind of self-locking somersault coaster for transmission overhead line, bag Include hook, flange 3, link 2, parsing davit 4, live-roller 5, self-locking device, pulley 6.
As shown in figure 1, linking up with " U "-shaped structure, linking up with includes first support arm 11, second support arm 12, roof 13, first Arm 11, second support arm 12 are located at the left and right sides of roof 13 respectively;Link 2 is arranged on roof 13;Flange 3 is arranged on first On arm 11, flange 3 is at an acute angle between outer incline and horizontal plane towards linking up with;Live-roller 5 is arranged in hook, and its both ends is respectively with One support arm 11, second support arm 12 are connected;Parsing davit 4 is arranged in second support arm 12, and parsing davit 4 is formed with flange 3 and is open; Pulley 6 is rotatably arranged on parsing davit 4.Operating personnel can provoke link by insulating bar, so as to which somersault coaster be hung In on power transmission cable, pulley is used to hang rope ladder, operating personnel's operation on power transmission cable by the rope ladder of suspension.
Self-locking device is opened after being used for stress or closing opening.So so that somersault coaster has auto-lock function, improves The safety coefficient of somersault coaster when in use.
In embodiment of the present utility model, self-locking device includes chute 73, connecting rod 71, lock part 72, chute 73 It is separately positioned on first support arm 11, in second support arm 12, the both ends of live-roller 5 are slidedly arranged in chute 73 respectively, connecting rod 71 One end is connected with live-roller 5, and the other end is connected with lock part 72.When live-roller 5 slides along chute 73 to the direction away from flange 3 When, live-roller 5 drives connecting rod 71 to be moved to the direction close to flange 3, and drives lock part 72 to move closure of openings;Work as biography For dynamic roller 5 along chute 73 to when being slided close to the direction of flange 3, live-roller 5 drives connecting rod 71 to be transported to the direction away from flange 3 It is dynamic, and drive lock part 72 to leave flange.
Above-mentioned self-locking device also includes locating slot, and locating slot is arranged on flange 3, and locating slot is used to insert for lock part 72 Enter.
Above-mentioned self-locking device also includes shifting chute 74, and shifting chute 74 is arranged on parsing davit 4, and the other end of connecting rod 71 is worn Crossing shifting chute 74 can move up and down in shifting chute 74.Shifting chute 74 is " T " shape, the length and lock part 72 of shifting chute 74, The stroke that connecting rod 71 is moved is corresponding, and when lock part 72, which is closed, to be open, connecting rod 71 supports the top of shifting chute 74, so that The stress balance of connecting rod 71, and then locking 72 is stably inserted into locating slot;When lock part 72, which is opened, to be open, locking Portion 72 is placed in shifting chute 74, in this way, being not take up more space.
In embodiment of the present utility model, connecting rod 71 is L-shaped.So so that the structure of somersault coaster is simple.
4 structure triangular in shape of parsing davit, parsing davit 4 weld with second support arm 12.In this way, not only increase somersault cunning The overall intensity of car, and loading force suffered by parsing davit can form the transmission loop of smoothness by triangular structure, and then Improve the service life of somersault coaster of the present utility model.In addition, also cause the structure of somersault coaster simply, stably.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that: These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced And modification, the scope of the utility model are limited by claim and its equivalent.

Claims (8)

  1. A kind of 1. self-locking somersault coaster for transmission overhead line, it is characterised in that including:
    Hook, the hook include first support arm, second support arm, roof;
    Flange, the flange are arranged in the first support arm, and the flange is in towards between the hook outer incline and horizontal plane Acute angle;
    Link, the link are arranged on the roof;
    Live-roller, the both ends of the live-roller are connected with the first support arm, second support arm respectively;
    Parsing davit, the parsing davit are arranged in the second support arm, and the parsing davit is formed with the flange and is open;
    The opening is opened or closed to self-locking device, the self-locking device after being used for stress.
  2. 2. the self-locking somersault coaster according to claim 1 for transmission overhead line, it is characterised in that the self-locking dress Put including chute, connecting rod, lock part, the chute is separately positioned on the first support arm, in second support arm, the live-roller Both ends be slidedly arranged on respectively in the chute, one end of the connecting rod is connected with the live-roller, the other end and the locking Portion is connected;When the live-roller slides along the chute to the direction away from the flange, the live-roller drives the company Extension bar moves to the direction close to the flange, and drives the lock part motion by closure of openings;When the live-roller is along institute Chute is stated to when being slided close to the direction of the flange, the live-roller drives the connecting rod to the direction away from the flange Motion, and drive the lock part to leave the flange.
  3. 3. the self-locking somersault coaster according to claim 2 for transmission overhead line, it is characterised in that the self-locking dress Putting also includes shifting chute, and the shifting chute is arranged on the parsing davit, and the connecting rod other end passes through the shifting chute It can be moved up and down in the shifting chute.
  4. 4. the self-locking somersault coaster according to claim 3 for transmission overhead line, it is characterised in that the shifting chute " T " shape, the length of the shifting chute is corresponding with the stroke that the lock part, connecting rod are moved, when the lock part is closed During the opening, the connecting rod supports the top of the shifting chute;When the lock part opens the opening, the locking Portion is placed in the shifting chute.
  5. 5. the self-locking somersault coaster according to claim 2 for transmission overhead line, it is characterised in that the self-locking dress Putting also includes locating slot, and the locating slot is arranged on the flange, and the locating slot is used to insert for the lock part.
  6. 6. the self-locking somersault coaster according to claim 2 for transmission overhead line, it is characterised in that the connecting rod It is L-shaped.
  7. 7. the self-locking somersault coaster according to claim 1 for transmission overhead line, it is characterised in that the pulley is hung Frame is triangular in shape, and the parsing davit welds with the second support arm.
  8. 8. the self-locking somersault coaster according to any one of claims 1 to 7 for transmission overhead line, it is characterised in that also Including pulley, the pulley rotation is arranged on the parsing davit.
CN201720616839.7U 2017-05-31 2017-05-31 A kind of self-locking somersault coaster for transmission overhead line Expired - Fee Related CN207134714U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720616839.7U CN207134714U (en) 2017-05-31 2017-05-31 A kind of self-locking somersault coaster for transmission overhead line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720616839.7U CN207134714U (en) 2017-05-31 2017-05-31 A kind of self-locking somersault coaster for transmission overhead line

Publications (1)

Publication Number Publication Date
CN207134714U true CN207134714U (en) 2018-03-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109616943A (en) * 2018-12-13 2019-04-12 国网浙江省电力有限公司杭州供电公司 A kind of sister block coaster based on unmanned plane
CN112421477A (en) * 2020-10-16 2021-02-26 贵州电网有限责任公司 Fixed self-locking following pulley

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109616943A (en) * 2018-12-13 2019-04-12 国网浙江省电力有限公司杭州供电公司 A kind of sister block coaster based on unmanned plane
CN109616943B (en) * 2018-12-13 2021-01-01 国网浙江省电力有限公司杭州供电公司 Double-pulley tackle based on unmanned aerial vehicle
CN112421477A (en) * 2020-10-16 2021-02-26 贵州电网有限责任公司 Fixed self-locking following pulley
CN112421477B (en) * 2020-10-16 2022-06-07 贵州电网有限责任公司 Fixed self-locking following pulley

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180323

Termination date: 20210531

CF01 Termination of patent right due to non-payment of annual fee