CN209434770U - Replacing insulator string device and transmission line maintenance equipment - Google Patents
Replacing insulator string device and transmission line maintenance equipment Download PDFInfo
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- CN209434770U CN209434770U CN201920493170.6U CN201920493170U CN209434770U CN 209434770 U CN209434770 U CN 209434770U CN 201920493170 U CN201920493170 U CN 201920493170U CN 209434770 U CN209434770 U CN 209434770U
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Abstract
The utility model provides a kind of replacing insulator string device and transmission line maintenance equipment, is related to overhead transmission line maintenance area.Replacing insulator string device includes: insulator chain component, fixture, pulley assembly and the hoisting rope being used cooperatively with pulley assembly；Insulator chain component includes the yoke plate that insulator chain and two are respectively arranged in insulator chain both ends, and fixture is connected between two yoke plates；Pulley assembly is installed on yoke plate, and one end of hoisting rope passes through pulley assembly and connect with insulator chain, and operator can pull the other end of hoisting rope to control insulator chain lifting.Insulator chain can be down to ground and repair replacement by above-mentioned pulley assembly, and insulator chain is then promoted to yoke plate position by changing wheel assembly and is installed, to realize to insulator chain maintenance replacement.Alleviating insulation drags bottle stand movement, lifting laborious, and is easy hanging wire, causes dangerous problem.
Description
Technical field
The utility model relates to overhead transmission line maintenance areas, and in particular to a kind of replacing insulator string device and transmission line of electricity
To maintain equipment.
Background technique
With social development, the electricity demand of people is gradually increased, and overhead transmission line is widely used in electrical energy transportation field.
Overhead transmission line refers mainly to aerial line, is erected on ground, is to be fixed on transmission pressure with insulator to stand on ground
The transmission line of electricity of electric energy is transmitted on shaft tower.Compared with underground transmission line, overhead construction is at low cost, construction period
It is short, it is easy to repair and maintenance.Therefore, used main power transmission mode since overhead transmission line transmission of electricity is electric power industry development.Usually
So-called transmission line of electricity just refers to overhead transmission line.By overhead transmission line by the power station of different regions, substation, load point
It connects, conveys or exchange electric energy, constitute the electric power networks or power distribution network of various voltage class.
Insulator in above-mentioned overhead transmission line forms insulator in application, usually being combined by two or more insulators
String uses.Insulator chain is the protective devices needed with fixed and operation, for hanging conducting wire and making conducting wire and shaft tower and greatly
Ground insulation.Using the insulator chain in transmission line of electricity, due to tower structure, insulator structure pattern, wire size and every phase
The radical of sub-conductor and the difference of voltage class, keep the assembly type of insulator chain different.Wherein, a kind of receiving leads
The strain insulator string of line whole Horizontal Tension.In the environment of the bad weathers such as humidity, flashover electric discharge easily occurs for insulator, or
The problems such as person's structure aging, needs to carry out regularly maintenance replacement.
In the prior art, it needs to sling insulation when carrying out replacement maintenance to strain insulator string and drags bottle stand, by strain insulator
Insulator chain disassembles, and is placed in insulation and drags on bottle stand, and drags bottle stand to hang insulation and drop down onto ground, carries out maintenance replacement.
Under normal conditions, 110kV insulating insulator bracket is 2 meters long, weighs 13 kilograms, and 220kV insulating insulator bracket is 3.5 meters long, weighs 20 kilograms, is transporting
When defeated, since insulation drags bottle stand heavy, cause to move inconvenient to carry and time-consuming and laborious in lifting lifting process；Meanwhile by
Drag bottle stand length longer in insulation, volume is larger, so being easy to tangle electrification drainage thread in lifting lifting process, to operation people
Member causes danger.
Utility model content
The purpose of this utility model is to provide a kind of replacing insulator string device and transmission line maintenance equipments, to alleviate
Insulation existing in the prior art drags bottle stand movement, lifting laborious, and is easy hanging wire, causes dangerous problem.
According to the utility model, a kind of replacing insulator string device is provided, comprising: insulator chain component, fixture, pulley blocks
Part and the hoisting rope being used cooperatively with pulley assembly；
Insulator chain component includes the yoke plate that insulator chain and two are respectively arranged in insulator chain both ends, and fixture is connected to
Between two yoke plates；
Pulley assembly is installed on yoke plate, and one end of hoisting rope passes through pulley assembly and connect with insulator chain, and operator
Member can pull the other end of hoisting rope to control insulator chain lifting.Under the operation of surface personnel, insulator chain passes through
Above-mentioned pulley assembly can be down to ground and repair replacement, and insulator chain is then promoted to yoke plate position simultaneously by changing wheel assembly
It is installed, is replaced to realize and be safeguarded to insulator chain.It is not necessarily to insulating insulator bracket during this, can be realized to insulator chain
Maintenance replacement drags bottle stand movement, lifting laborious, and is easy hanging wire to alleviate insulation, causes dangerous problem.
Further, pulley assembly includes main body and the pulley that connect with body rotation, and pulley is set to and is higher than connection
Board position.Pulley is located higher than the position of yoke plate, when insulator chain is completed in replacement, the insulator chain directly can be sling promotion
To the installation position of yoke plate, the insulator chain can be mounted directly without artificially carrying out secondary support insulator chain.
Further, main body is provided with mounting groove, and the side wall of mounting groove offers mounting hole, and yoke plate passes through mounting hole and master
Body connection.
Further, which includes two groups of pulley assemblies, and wherein at least one group is first pulley group
Part, first pulley component include the first main body of straight-arm structure, and the first body normal is set up in yoke plate, the first body ends
It is provided with the first pulley mounting groove for installing pulley.Above structure ensure that pulley is higher than yoke plate and insulator chain component
Setting, when guaranteeing lifting insulator chain, insulator chain, which can directly be hung, to be raised to yoke plate with neat installation site, is easily installed.
Further, the opening of first pulley mounting groove is provided with the c-type for stopping hoisting rope abjection pulley assembly
Closure door.C-type closure door can prevent from hoisting rope and change wheel being detached from, and avoid changing wheel assembly failure and cause danger.
Further, which includes two groups of pulley assemblies, and wherein at least one group is second pulley group
Part, second pulley component include the second main body, and the second main body includes fixed part and the rotating member that connect with fixed part, rotating member
With the second pulley mounting groove for installing pulley.Pulley is installed on rotating member, and can rotate with rotating member, constitutes one
A Universal pulley, when lifting insulator chain, as insulator chain position increases or reduces, rotating member rotation can make to hang
Dress rope preferably fits in pulley, prevents the sidewall friction of hoisting rope Yu second pulley mounting groove, or even abjection pulley.
Further, there is shaft hole, shaft one end is arranged in shaft hole, and the other end and rotating member connect on fixed part
Connect, rotating member can around the shaft axis rotation.Using shaft realize rotating member rotation, thus with movable pulley around the shaft center from
Turn, forms Universal pulley.
Further, main body uses epoxy resin board machine-shaping, and epoxy resin board has good insulation performance, in band
When charged renewal insulator chain, the insulating properties of pulley assembly ensure that, prevent operator from electric shock accidents occurs in operation.
Further, pulley uses polyamide resin material, which ensure that the same of insulation performance
When, moreover it is possible to higher intensity is provided, guarantees to be able to bear the weight of insulator chain in lifting operation process middle pulley.
According to the utility model, a kind of transmission line maintenance equipment is provided, including above-mentioned replacing insulator string device.
Compared with prior art, replacing insulator string device and transmission line maintenance equipment provided by the utility model are had
Some technical advantages are as follows:
The utility model provides a kind of replacing insulator string device, comprising: insulator chain component, fixture, pulley assembly, with
And the hoisting rope being used cooperatively with pulley assembly；Insulator chain component includes that insulator chain and two are respectively arranged in insulator chain
The yoke plate at both ends, fixture are connected between two yoke plates；Pulley assembly is installed on yoke plate, and one end of hoisting rope passes through institute
It states pulley assembly to connect with insulator chain, and operator can pull the other end of hoisting rope to control insulator chain lifting.It will
One end of hoisting rope passes through pulley assembly and connect with the shaft tower end of insulator chain, disassembles the shaft tower end of insulator chain, at this time
Insulator chain relaxation, ground handling operator slowly loosen the hoisting rope at shaft tower end, decline the shaft tower end of insulator chain slowly, directly
It is vertical with conducting wire to insulator chain, the conductor wire end that insulator chain is connect with yoke plate is disassembled, at this point, ground handling operator is slowly put
Lower hoisting rope lands insulator chain slowly and is replaced, and after the completion of replacement, ground handling operator slowly draws high insulator chain,
When drawing high at yoke plate position, operator installs conductor wire end and the shaft tower end of insulator chain respectively on shaft tower, to complete
Maintenance replacement to insulator chain.It is not necessarily to insulating insulator bracket during this, can be realized and replacement is safeguarded to insulator chain, relative to
Insulating insulator bracket, the pulley assembly is mobile, installation is simple and convenient, and small in size without lifting, it is only necessary to be installed on yoke plate.
It drags bottle stand movement, lifting laborious to alleviate insulation, and is easy hanging wire, cause dangerous problem.
Transmission line maintenance equipment provided by the utility model, including above-mentioned replacing insulator string device, as a result, power transmission line
The advantage of road to maintain equipment includes replacing insulator string device, is repeated no more.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the first schematic diagram of replacing insulator string device provided by the embodiment of the utility model；
Fig. 2 is first pulley component diagram provided by the embodiment of the utility model；
Fig. 3 is second pulley component diagram provided by the embodiment of the utility model.
Icon: 100- insulator chain component；110- insulator chain；120- yoke plate；200- pulley assembly；210- first pulley
Component；211- first pulley mounting groove；212-C type closure door；220- second pulley component；221- shaft；222- second pulley peace
Tankage；The second main body of 230-；231- fixed part；232- rotating member；240- pulley；250- pulley spindle；260- mounting groove；270-
One main body；300- hoisting rope；400- fixture.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Specific structure is as shown in Figure 1-Figure 3.
A kind of replacing insulator string device provided in this embodiment includes: insulator chain component according to Fig. 1-Fig. 3
100, fixture 400, pulley assembly 200 and the hoisting rope 300 being used cooperatively with pulley assembly 200；
Insulator chain component 100 includes the yoke plate that insulator chain 110 and two are respectively arranged in 110 both ends of insulator chain
120, fixture 400 is connected between two yoke plates 120；
Pulley assembly 200 is installed on yoke plate 120, and pulley assembly 200 and insulator chain 110 are worn in one end of hoisting rope 300
Connection, and operator can pull the other end of hoisting rope 300 to control the lifting of insulator chain 110.Specifically, by above-mentioned fixture
400 are connected between yoke plate 120, since the insulator chain component 100 between conducting wire and shaft tower subjects drawing of the conducting wire to shaft tower
Power, this fixture 400 is for the yoke plate at connecting wire end and the yoke plate at shaft tower end, during 110 dismounting and change of insulator chain,
Prevent conducting wire caused by being detached from due to the insulator chain 110 for providing pulling force from falling.400 both ends of fixture are provided with hole location, utilize
Hole location is connect by bolt with yoke plate 120.By one end of hoisting rope 300 pass through pulley assembly 200 ride upon on pulley 240 and with
The shaft tower end of insulator chain 110 connects, and disconnects the shaft tower end of insulator chain 110 and the connection of yoke plate 120, at this time insulator chain
110 relaxations, ground handling operator slowly loosen the hoisting rope 300 at shaft tower end, decline the shaft tower end of insulator chain 110 slowly,
Until insulator chain 110 is vertical with conducting wire, the conductor wire end of insulator chain 110 and the connection of yoke plate 120 are disconnected, at this point, insulator
String 110 completely disengages yoke plate 120, and fixture 400 then replaces insulator chain 110 to be strained and fixed yoke plate 120, prevents wire dropping.
Ground handling operator slowly puts down hoisting rope 300, lands insulator chain 110 slowly, and replaced, after the completion of replacement, ground
Face operator slowly draws high insulator chain 110, and when drawing high at 120 position of yoke plate, operator respectively will insulation on shaft tower
The yoke plate 120 of the yoke plate 120 and shaft tower end of substring 110 and conductor wire end, which is installed, to be connected, to complete the maintenance to insulator chain 110
Replacement.
Preferably, above-mentioned fixture 400 can also be lifted by pulley assembly 200 and hoisting rope 300.Specifically,
Hoisting rope 300 passes through pulley assembly 200 and drops down onto bottom surface, and one end of hoisting rope 300 can be connected to fixture by surface personnel
400, fixture 400 is slowly hung by the other end of control hoisting rope 300 and rises to 120 position of yoke plate, bar by ground handling operator
Fixture 400 can be directly installed on two yoke plates 120 by tower staff.
Preferably, fixture 400 is the rod-shaped or plate structure with insulating properties in above structure, is opened on the fixture 400
Equipped with multiple fabrication holes, fabrication hole is connect by connector with two yoke plates 120, while multiple vacancy are conducive to cope with different works
Condition is attached installation according to fabrication hole of two yoke plates 120 on the suitable fixture 400 of selection；The fixture 400 has simultaneously
Good tensile property, the excellent tensile property of fixture ensure that fixture 400 is replacing insulator chain 110 to connect shaft tower end connection
When plate 120 and conductor wire end yoke plate 120, it can satisfy tension demand, prevent wire dropping.
In the optional technical solution of the present embodiment, pulley assembly 200 includes main body and the pulley connecting with body rotation
240, and pulley 240 is set to higher than 120 position of yoke plate.Specifically, pulley 240 is installed in main body, and pulley 240 relative to
Main body can be freely rotated around 240 central axis of pulley, guarantee that pulley 240 and 300 proper engagement of hoisting rope lift insulator chain 110.
Since operator is located on shaft tower, for operating environment than relatively limited, secondary support operation is relatively elaborate and dangerous, and 240, pulley
The insulator chain 110 can directly be sling in the position higher than yoke plate 120 in main body when insulator chain 110 is completed in replacement
It is promoted to the installation position with yoke plate 120；When avoiding pulley 240 lower than the installation of 120 position of yoke plate, insulator chain 110 can not be straight
It connects to hang and rises to 120 position of yoke plate, result in the need for the problem of carrying out artificial secondary support operation.
In the optional technical solution of the present embodiment, main body is provided with mounting groove 260, and the side wall of mounting groove 260 offers peace
Hole is filled, yoke plate 120 is connect by mounting hole with main body.Preferably, 260 side wall of mounting groove offers mounting hole, and on yoke plate 120
Also through-hole corresponding with mounting hole is offered, mounting groove 260 is inserted on yoke plate 120, until the through-hole pair on mounting hole and yoke plate 120
At once, it is tightened by bolt across mounting hole with through-hole and with nut cooperation, is fixedly connected with yoke plate 120 with main body.Utilize bolt
It is fixed, facilitate the installation and removal of pulley assembly 200.
In the optional technical solution of the present embodiment, which includes two groups of pulley assemblies 200, wherein extremely
Few one group is first pulley component 210, and first pulley component 210 includes the first main body 270 of straight-arm structure, the first main body 270
It is set up perpendicular to yoke plate 120,270 end of the first main body is provided with the first pulley mounting groove for installing pulley 240
211.Preferably, two groups of pulley assemblies 200 are respectively arranged on two groups of yoke plates 120, two hoisting ropes 300 pass through two groups of pulleys
Component 200 is connect with the both ends of insulator chain 110 respectively, is guaranteed to be able to maintain balance after insulator chain 110 is removed, is prevented it
Swing is caused danger.The processing is simple for straight-arm structure, and when work, first main body 270 is along straight-arm length direction by downward pressure
Power, the straight-arm structure bearing capacity are preferable, it is not easy to fracture and deform.Specifically, it is provided on first pulley mounting groove 211
The pulley spindle 250 of pulley shaft mounting hole, pulley 240 is installed in pulley shaft mounting hole, and pulley 240 is located at first pulley mounting groove
In 211, and can be around 250 rotation of pulley spindle.First pulley mounting groove 211 is set to 270 end of the first main body, and is located at connection
120 top of plate, above structure ensure that pulley 240 is arranged higher than yoke plate 120, when guaranteeing lifting insulator chain 110, insulator chain
110 can directly hang and be raised to yoke plate 120 with neat installation site, be easily installed.
In the optional technical solution of the present embodiment, the opening of first pulley mounting groove 211 is provided with for stopping lifting
The c-type closure door 212 of 300 abjection pulley assembly 200 of rope.The opening of first pulley mounting groove 211 is provided with c-type closure door 212
Mounting hole, c-type closure door 212 are fixed on the mounting hole of c-type closure door 212 by bolts and nuts cooperation, the c-type 212 energy of closure door
It enough prevents hoisting rope 300 and pulley 240 to be detached from, the failure of pulley assembly 200 is avoided to cause danger.
In the optional technical solution of the present embodiment, which includes two groups of pulley assemblies 200, wherein extremely
Few one group is second pulley component 220, and second pulley component 220 includes the second main body 230, and the second main body 230 includes fixed part
231 and the rotating member 232 that is connect with fixed part 231, rotating member 232 there is the second pulley for installing pulley 240 to install
Slot 222.Pulley 240 is installed on rotating member 232, and can rotate with rotating member 232, constitutes a Universal pulley, is lifting
When insulator chain 110, due to the limitation of operation field condition or the influence of environment, mistake of the insulator chain 110 in lifting lifting
Cheng Zhong not can guarantee the underface for being constantly in pulley assembly 200, if insulator chain 110 occurs due to factors such as environment
Offset limits the underface that insulator chain 110 can not be made to be in pulley assembly 200 because of condition, at this point, hoisting rope 300 exists
It will appear deflection on pulley 240, friction even abjection pulley assembly 200 occur with the side wall of second pulley mounting groove 222, and it is sharp
With the above-mentioned second pulley component 220 with rotating member 232, with the raising of 110 position of insulator chain or reduce, rotating member
232 rotate as hoisting rope 300 deviates, and allowing to hoisting rope 300 preferably fits in pulley 240, prevents hoisting rope 300
With the sidewall friction of second pulley mounting groove 222, or even abjection pulley.
In the optional technical solution of the present embodiment, there is shaft hole, 221 one end of shaft is arranged in shaft on fixed part 231
Kong Zhong, the other end are connect with rotating member 232, rotating member 232 can around the shaft 221 axis rotation.It is realized and is turned using shaft 221
Moving part 232 rotates, so that second pulley component 220 is formed, to realize above-mentioned with the 221 center rotation around the shaft of movable pulley 240
With 110 position of insulator chain increase or reduce, rotating member 232 with hoisting rope 300 deviate and rotate, can make to lift
Rope 300 preferably fits in pulley 240, prevents the sidewall friction of hoisting rope 300 Yu second pulley mounting groove 222, or even abjection
Pulley.
In the optional technical solution of the present embodiment, main body uses epoxy resin board machine-shaping, it is preferable that the main body is one
Body structure, main body are integrally formed using Shooting Technique, or are machined out molding using monolith epoxy resin board.Using one
Moulding process, ensure that the intensity of main body, and impact of the factors such as environment to pulley assembly 200 is coped in hoisting process.
There is epoxy resin board good insulation performance ensure that the insulation of pulley assembly 200 in hot-line insulator string replacement 110
Property, prevent operator from electric shock accidents occurs in operation.
In the optional technical solution of the present embodiment, pulley 240 uses polyamide resin material, which exists
While ensure that insulation performance, moreover it is possible to higher intensity is provided, guarantee to be able to bear absolutely in lifting operation process middle pulley 240
The weight of edge substring 110.
A kind of transmission line maintenance equipment including above-mentioned replacing insulator string device is described below, illustrates such insulator
Go here and there the actual effect of more changing device, structure involved in this scheme is using described preferred embodiment among the above.
The present embodiment provides a kind of transmission line maintenance equipments, including above-mentioned replacing insulator string device.It is operated on shaft tower
Two groups of pulley assemblies 200 are inserted on yoke plate 120 by mounting groove 260 by personnel, and using bolt by two groups of pulley assemblies 200 with
Yoke plate 120 is fixed, wherein two groups of pulley assemblies 200 are first pulley component 210, or is second pulley component 220, or
It is second pulley component 220 that one group of person, which is 210 another groups of first pulley component,.Preferably, use one group for first pulley component
210 another groups are second pulley component 220.270 end of the first main body of first pulley component 210 is also bolted useful
In the c-type closure door 212 for preventing hoisting rope 300 from deviating from.First pulley component 210 is fixed on the yoke plate 120 at shaft tower end, and the
Two pulley assemblies 220 are fixed on the yoke plate 120 of conductor wire end.Preferably, hoisting rope 300 selects isolation material rope, and two are hung
One end of dress rope 300 is each passed through two groups of pulley assemblies 200, and is erected on pulley 240.Preferably, pulley assembly is passed through
One end of 200 two hoisting ropes 300 is respectively placed in ground and connect with fixture 400, and surface personnel is by pulling control
Fixture 400 is slowly hung liter by the other end of hoisting rope 300 processed, until fixture 400 is promoted to 120 position of yoke plate, the work on shaft tower
Make personnel and be connected and fixed at the both ends of fixture 400 using bolt and two yoke plates 120, fixture 400 is enable to connect two yoke plates
120 and provide pulling force.After installing fixture 400, hoisting rope 300 is removed from fixture 400, and respectively with insulator chain 110
One end close to shaft tower is connected with one end close to conducting wire, then removes insulator chain from the yoke plate 120 at shaft tower end
110, surface personnel tenses hoisting rope 300 and slowly loosens, and keeps the shaft tower end for being detached from the insulator chain 110 of yoke plate 120 slow
Until the length direction of insulator chain 110 is vertical with conducting wire, the staff on subsequent shaft tower is dismantled close to conductor wire end for slow decline
Yoke plate 120 on insulator chain 110, insulator chain 110 conductor wire end disassembly after, insulator chain 110 then completely disengages
Yoke plate 120.Surface personnel controls two hoisting ropes 300, declines insulator chain 110 slowly, after being down to ground, ground work
Make personnel and replacement is repaired to insulator chain 110, two hoisting ropes 300 are connected respectively to the both ends of insulator chain 110, ground
Face staff controls hoisting rope 300 and slowly hangs liter insulator chain 110, until insulator chain 110 reaches 120 position of yoke plate, bar
The both ends of insulator chain 110 are installed on two yoke plates 120 by the staff on tower, finally unload fixture 400, are completed to exhausted
The charged for replacement of edge substring 110.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of replacing insulator string device characterized by comprising insulator chain component (100), fixture (400), pulley blocks
Part (200) and the hoisting rope (300) being used cooperatively with the pulley assembly (200)；
The insulator chain component (100) includes that insulator chain (110) and two are respectively arranged in the insulator chain (110) two
The yoke plate (120) at end, the fixture (400) are connected between two yoke plates (120)；
The pulley assembly (200) is installed on the yoke plate (120), and one end of the hoisting rope (300) passes through the pulley
Component (200) is connect with the insulator chain (110), and operator can pull the other end control of the hoisting rope (300)
Make the insulator chain (110) lifting.
2. replacing insulator string device according to claim 1, which is characterized in that the pulley assembly (200) includes master
Body and the pulley being connect with the body rotation (240), and the pulley (240) is set to higher than the yoke plate (120)
Position.
3. replacing insulator string device according to claim 2, which is characterized in that the main body is provided with mounting groove
(260), the side wall of the mounting groove (260) offers mounting hole, and the main body passes through the mounting hole and the yoke plate (120)
Connection.
4. replacing insulator string device according to claim 3, which is characterized in that including pulley assembly described in two groups
(200), wherein at least one group is first pulley component (210), the first pulley component (210) include be the of straight-arm structure
One main body (270), first main body (270) set up perpendicular to the yoke plate (120), the first main body (270) end
End is provided with the first pulley mounting groove (211) for installing the pulley (240).
5. replacing insulator string device according to claim 4, which is characterized in that the first pulley mounting groove (211)
Opening be provided with the c-type closure door (212) for stopping the hoisting rope (300) to deviate from the pulley assembly (200).
6. replacing insulator string device according to claim 3, which is characterized in that including pulley assembly described in two groups
(200), wherein at least one group is second pulley component (220), and the second pulley component (220) includes the second main body (230),
Second main body (230) includes fixed part (231) and the rotating member (232) connecting with the fixed part (231), and described turn
Moving part (232) has the second pulley mounting groove (222) for installing the pulley (240).
7. replacing insulator string device according to claim 6, which is characterized in that have on the fixed part (231) and turn
Axis hole, shaft (221) one end are arranged in the shaft hole, and the other end is connect with the rotating member (232), the rotating member
(232) it can be rotated around the axis of the shaft (221).
8. the replacing insulator string device according to any one of claim 2-7, which is characterized in that the main body uses
Epoxy resin board machine-shaping.
9. the replacing insulator string device according to any one of claim 2-7, which is characterized in that the pulley
(240) polyamide resin material is used.
10. a kind of transmission line maintenance equipment, which is characterized in that including insulator described in any one of claim 1-9
String more changing device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493170.6U CN209434770U (en) | 2019-04-12 | 2019-04-12 | Replacing insulator string device and transmission line maintenance equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493170.6U CN209434770U (en) | 2019-04-12 | 2019-04-12 | Replacing insulator string device and transmission line maintenance equipment |
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| CN209434770U true CN209434770U (en) | 2019-09-24 |
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| CN201920493170.6U Active CN209434770U (en) | 2019-04-12 | 2019-04-12 | Replacing insulator string device and transmission line maintenance equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113809683A (en) * | 2021-10-25 | 2021-12-17 | 国网四川省电力公司成都供电公司 | Method and system for replacing insulator string |
| CN114552482A (en) * | 2022-03-18 | 2022-05-27 | 广东电网有限责任公司 | Insulator replacement tool |
| CN115241793A (en) * | 2022-06-29 | 2022-10-25 | 国网安徽省电力有限公司宿州供电公司 | Method for replacing insulator of power transmission line |
| CN115663728A (en) * | 2022-10-17 | 2023-01-31 | 国网青海省电力公司海北供电公司 | Simulation insulator chain installation device |
| CN117712915A (en) * | 2023-12-05 | 2024-03-15 | 江苏恒康电力科技有限公司 | Maintenance device and maintenance method for drilling span type angle steel tower insulator |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113809683A (en) * | 2021-10-25 | 2021-12-17 | 国网四川省电力公司成都供电公司 | Method and system for replacing insulator string |
| CN114552482A (en) * | 2022-03-18 | 2022-05-27 | 广东电网有限责任公司 | Insulator replacement tool |
| CN115241793A (en) * | 2022-06-29 | 2022-10-25 | 国网安徽省电力有限公司宿州供电公司 | Method for replacing insulator of power transmission line |
| CN115241793B (en) * | 2022-06-29 | 2023-09-15 | 国网安徽省电力有限公司宿州供电公司 | Insulator replacement method for power transmission line |
| CN115663728A (en) * | 2022-10-17 | 2023-01-31 | 国网青海省电力公司海北供电公司 | Simulation insulator chain installation device |
| CN117712915A (en) * | 2023-12-05 | 2024-03-15 | 江苏恒康电力科技有限公司 | Maintenance device and maintenance method for drilling span type angle steel tower insulator |
| CN117712915B (en) * | 2023-12-05 | 2024-06-11 | 江苏恒康电力科技有限公司 | Maintenance device and maintenance method for drilling span type angle steel tower insulator |
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