CN208890238U - A kind of replacement large-tonnage strain insulator lifting apparatus for suspension - Google Patents
A kind of replacement large-tonnage strain insulator lifting apparatus for suspension Download PDFInfo
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- CN208890238U CN208890238U CN201821919750.9U CN201821919750U CN208890238U CN 208890238 U CN208890238 U CN 208890238U CN 201821919750 U CN201821919750 U CN 201821919750U CN 208890238 U CN208890238 U CN 208890238U
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Abstract
The utility model discloses a kind of replacement large-tonnage strain insulators to lift by crane apparatus for suspension, including closed fixture, support rod and coaster support frame, there are two closed fixture is set, two closed fixtures are parallel and interval is arranged, the coaster support frame is separately connected above closed fixture, support rod is connect with the top of coaster support frame, and pulley is arranged on support rod.Closed fixture includes pedestal and semi-annular cover plates, the middle part of pedestal is equipped with semi-ring connected in star, the two sides of semi-ring connected in star are connected with mounting plate, one end of semi-annular cover plates and semi-ring connected in star one end of pedestal are rotatably connected, and the other end of semi-annular cover plates is flexibly connected with the semi-ring connected in star other end of the pedestal.The lifting apparatus for suspension of the utility model adjusts pulley according to the position of damaged insulator and is fixed behind the position of support rod by limiting device, is accurately positioned to insulator.This lifting apparatus for suspension reduces the carrying of high altitude operation personnel and shifts the amount of labour of insulator, improves replacing insulator efficiency.
Description
Technical field
The utility model relates to ultra-high-tension power transmission line service kit technical fields, and in particular to a kind of replacement large-tonnage strain insulator
Insulator lifts by crane apparatus for suspension.
Background technique
Currently, having gone up by the global energy internet of bulk transmission grid of extra-high voltage grid as national strategy, extra-high crimping
The safe and stable operation on road is the core work of power grid O&M, and running extra-high voltage insulator is by conducting wire self weight, wind-force, ice
The factors influences such as the mechanical load of the variations such as snow, environment temperature, and lightning stroke, attachment dunghill, external force destruction will damage,
Influence line security stable operation.Extra-high voltage would become hard to power failure operation once running, and carry out charged for replacement extra-high voltage insulator
As the necessary means for ensureing UHV transmission line safe and stable operation.
Because environment locating for UHV transmission line is more severe, glass insulator is in the field of force and is formed by with electromagnetic field
It in coupled field, is easier to reveal, needs to be replaced in time.± 800kV extra high voltage direct current transmission line anchor support one
As use U550BP glass insulator, monolithic glass insulator weight about 25kg cannot be according to insulation when more renewing insulator
The specific location of son is lifted by crane, and is increased the carrying of operating personnel and is shifted the amount of labour of insulator, increases high altitude operation
Work difficulty and risk.
Utility model content
It is to be solved in the utility model be cannot be according to the specific position of insulator when more renewing insulator in the prior art
It sets and is lifted by crane, increase the carrying of operating personnel and shift the amount of labour of insulator, increase the work difficulty of high altitude operation
And the technical issues of risk, is, and it is an object of the present invention to provide a kind of replacement large-tonnage strain insulator lifts by crane apparatus for suspension.
The utility model is achieved through the following technical solutions:
A kind of replacement large-tonnage strain insulator lifting apparatus for suspension, including closed fixture, support rod and coaster support frame, it is described
There are two closed fixture is set, two closed fixtures are parallel and interval is arranged, and the coaster support frame is separately connected above closed fixture,
The support rod is connect with the top of coaster support frame, and pulley is arranged on support rod.
Preferred embodiment, the closed fixture include pedestal and semi-annular cover plates, and the middle part of the pedestal is equipped with semi-ring connected in star,
The two sides of semi-ring connected in star are connected with mounting plate, and one end of the semi-annular cover plates and semi-ring connected in star one end of pedestal can be rotated
Connection, the other end of the semi-annular cover plates are flexibly connected with the semi-ring connected in star other end of the pedestal.
Preferred embodiment, the coaster support frame is two spaced isosceles triangle brackets, in coaster support frame
Top is equipped with the sleeve connecting with support rod, and the connector connecting with closed fixture is equipped in the bottom of coaster support frame.
Preferred embodiment, the outer circle of the pulley offer annular groove, and the inner circle of pulley is combined with bearing, on support rod
It is also arranged with positioning device, positioning device is used for any position pulley being fixed on support rod.
Preferred embodiment, the support rod are cylindrical epoxy resins insulation stick.
Preferred embodiment, the mounting plate and semi-ring connected in star junction are welded with stiffener plate.
Preferred embodiment, the connector include the connecting plate of " Contraband " shape structure, are offered in the end of the two sides of connecting plate
Concentric circular hole, is plugged with straight pin in circular hole.
The utility model compared with prior art, has the following advantages and benefits: one kind of the utility model is more
Large-tonnage strain insulator lifting apparatus for suspension is changed, which is installed when replacing insulator using two closed fixtures respectively
On the steel cap of the insulator of damaged insulator two sides, then coaster support frame is mounted on the mounting plate of closed fixture, finally
Support rod is penetrated in the sleeve at the top of two coaster support frames, pulley is adjusted in support rod according to the position of damaged insulator
Position after be fixed by limiting device.Damaged insulator is transmitted to ground by transmission rope after damaged insulator is removed
On face, new insulator is then transmitted to high altitude operation personnel by transmission rope.This lifting apparatus for suspension reduces high altitude operation people
The carrying of member and the amount of labour for shifting insulator, improve replacing insulator efficiency.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:
FIG. 1 is a schematic structural view of the utility model.
Label and corresponding parts title in attached drawing:
1- pedestal, 2- semi-annular cover plates, 3- coaster support frame, 4- support rod, 5- pulley, 6- sleeve, 7- connector.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment
As shown in Figure 1, a kind of replacement large-tonnage strain insulator of the utility model lifts by crane apparatus for suspension, including closed fixture, branch
Strut 4 and coaster support frame 3, there are two closed fixture is set, two closed fixtures are parallel and interval setting.Closed fixture includes 1 He of pedestal
Semi-annular cover plates 2, the middle part of pedestal 1 are equipped with semi-ring connected in star, and the two sides of semi-ring connected in star are connected with mounting plate, mounting plate and half
Annular groove junction is welded with stiffener plate.One end of semi-annular cover plates 2 and semi-ring connected in star one end of pedestal 1 rotatably connect
It connects, the other end of semi-annular cover plates 2 is flexibly connected with the semi-ring connected in star other end activity of pedestal 1 using bolt.Handle when use
Semi-annular cover plates 2 are opened, and two closed fixtures are clamped on the steel cap of the insulator of damaged insulator two sides, are tightened semi-circular lid
The bolt connected between plate 2 and pedestal 1 clamps the steel cap of insulator.
Coaster support frame 3 is connected separately with above closed fixture, coaster support frame 3 is two spaced isosceles three
Angular support frame is equipped with the sleeve 6 connecting with support rod 4 at the top of coaster support frame 3, is equipped in the bottom of coaster support frame 3
The connector 7 being connect with closed fixture.Connector 7 includes the connecting plate of " Contraband " shape structure, is opened up in the end of the two sides of connecting plate
There is concentric circular hole, straight pin is plugged in circular hole, connector 7 is socketed on the mounting plate of closed fixture.
Support rod 4 is plugged in the top sleeve 6 of coaster support frame 3, and pulley 5, support rod 4 are arranged on support rod 4
For cylindrical epoxy resins insulation stick, there is light weight using the support rod 4 of epoxy resin insulation material, intensity is high, insulating properties
It is good, convenient for electrification and high altitude operation.The outer circle of pulley 5 offers annular groove, and the inner circle of pulley 5 is combined with bearing, is supporting
Positioning device is also arranged on bar 4, positioning device is used to pulley 5 be fixed on any position on support rod 4, anti-limited slip wheel 5
It slides axially on support rod 4.
Working principle
The operating position for this lifting apparatus for suspension being brought when replacing insulator into anchor support, is pacified respectively using two closed fixtures
On the steel cap of the insulator of damaged insulator two sides, then coaster support frame 3 is mounted on the mounting plate of closed fixture, most
Support rod 4 is penetrated afterwards in the sleeve 6 at two coaster support frames, 3 top, pulley 5 is adjusted according to the position of damaged insulator and is existed
It is fixed behind the position of support rod 4 by limiting device 7.It is slided on pulley after damaged insulator is removed by transmission rope
Breakage insulator is transmitted on ground, new insulator is slided on pulley by transmission rope then and is transmitted to high altitude operation people
Member.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of replacement large-tonnage strain insulator lifts by crane apparatus for suspension, which is characterized in that including closed fixture, support rod and coaster branch
Support, there are two the closed fixture is set, two closed fixtures are parallel and interval setting, and the cunning is separately connected above closed fixture
Vehicle support frame, the support rod are connect with the top of coaster support frame, and pulley is arranged on support rod.
2. a kind of replacement large-tonnage strain insulator according to claim 1 lifts by crane apparatus for suspension, which is characterized in that described to close
Formula card includes pedestal and semi-annular cover plates, and the middle part of the pedestal is equipped with semi-ring connected in star, and the two sides of semi-ring connected in star are connected with
Mounting plate, one end of the semi-annular cover plates and semi-ring connected in star one end of pedestal are rotatably connected, the semi-annular cover plates
The other end is flexibly connected with the semi-ring connected in star other end of the pedestal.
3. a kind of replacement large-tonnage strain insulator according to claim 1 lifts by crane apparatus for suspension, which is characterized in that the cunning
Vehicle support frame is two spaced isosceles triangle brackets, and the set connecting with support rod is equipped at the top of coaster support frame
Cylinder is equipped with the connector connecting with closed fixture in the bottom of coaster support frame.
4. a kind of replacement large-tonnage strain insulator according to claim 1 lifts by crane apparatus for suspension, which is characterized in that the cunning
The outer circle of wheel offers annular groove, and the inner circle of pulley is combined with bearing, and positioning device, positioning dress are also arranged on support rod
Set any position for pulley being fixed on support rod.
5. a kind of replacement large-tonnage strain insulator according to claim 1 lifts by crane apparatus for suspension, which is characterized in that the branch
Strut is cylindrical epoxy resins insulation stick.
6. a kind of replacement large-tonnage strain insulator according to claim 2 lifts by crane apparatus for suspension, which is characterized in that the peace
Loading board and semi-ring connected in star junction are welded with stiffener plate.
7. a kind of replacement large-tonnage strain insulator according to claim 3 lifts by crane apparatus for suspension, which is characterized in that the company
Fitting includes the connecting plate of " Contraband " shape structure, concentric circular hole is offered in the end of the two sides of connecting plate, in circular hole interpolation
It is connected to straight pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821919750.9U CN208890238U (en) | 2018-11-19 | 2018-11-19 | A kind of replacement large-tonnage strain insulator lifting apparatus for suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821919750.9U CN208890238U (en) | 2018-11-19 | 2018-11-19 | A kind of replacement large-tonnage strain insulator lifting apparatus for suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208890238U true CN208890238U (en) | 2019-05-21 |
Family
ID=66518357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821919750.9U Active CN208890238U (en) | 2018-11-19 | 2018-11-19 | A kind of replacement large-tonnage strain insulator lifting apparatus for suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208890238U (en) |
-
2018
- 2018-11-19 CN CN201821919750.9U patent/CN208890238U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610000 No. 66 Xinguang Road, hi tech Zone, Sichuan, Chengdu Patentee after: Super high voltage branch of State Grid Sichuan Electric Power Co. Address before: 610000 No. 66 Xinguang Road, hi tech Zone, Sichuan, Chengdu Patentee before: MAINTENANCE COMPANY OF STATE GRID SICHUAN ELECTRIC POWER Co. |
|
| CP01 | Change in the name or title of a patent holder |