CN209087669U - A kind of high-voltage alternating current isolating switch - Google Patents
A kind of high-voltage alternating current isolating switch Download PDFInfo
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- CN209087669U CN209087669U CN201821408708.0U CN201821408708U CN209087669U CN 209087669 U CN209087669 U CN 209087669U CN 201821408708 U CN201821408708 U CN 201821408708U CN 209087669 U CN209087669 U CN 209087669U
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- insulation column
- contact
- pedestal
- conducting rod
- bearing block
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Abstract
The utility model discloses a kind of high-voltage alternating current isolating switch, including pedestal, first insulation column, second insulation column, rotating insulated pillar, conducting rod and operating mechanism, first insulation column is installed respectively on pedestal, second insulation column and rotating insulated pillar, conductive plug-in strip and static contact are set at the top of the first insulation column and the second insulation column, rotating insulated post top portion connects conducting rod, moving contact and articulated shaft is respectively set in conducting rod both ends, the kinematic link connecting with operating mechanism is provided on pedestal, setting thrust ball bearing and radial ball bearing inside bearing block, adjustment bolt is set on pedestal.Operating mechanism rotates rotating insulated pillar by kinematic link can realize switching on and off operation with moving conductive rod, it is easy to operate, it opens reliable, the height for the adjustment bolt class adjustment insulation column being arranged on pedestal, ensure that moving contact and static contact contact are optimum position, the sealed set of bearing block ensure that the normal operation of switch, extend service life.
Description
Technical field
The utility model belongs to field of switches more particularly to a kind of high-voltage alternating current isolating switch.
Background technique
With the development of national economy, the raising of living standards of the people, the demand to electric power is also constantly increasing, country
The development of extra-high voltage, super-large current power transmission and transformation is strengthened, current transmission line of electricity bearing capacity is limited, it is necessary to defeated by expanding
Capacitance can just be met the requirements, and the power equipment of large capacity, high voltage isolator conduct are just needed in the transmission line of electricity of large capacity
Play isolation voltage, easy access, the basic electric components for switching route, be widely applied in power industry,
Although itself principles and structure is fairly simple, since reliability requirement is high, usage amount is big, for power plant, become
Electricity safe operation have larger impact.
When needing to disconnect high voltage isolator, when carrying out the maintenance and maintenance of route, existing equipment operation is complicated,
In strong wind weather, conductive plug-in strip has the danger of closure, the very big hidden danger of the security presence to maintenance personal.
Utility model content
In order to solve problem above, the utility model provides a kind of easy to operate, opens reliable high-voltage alternating and keeps apart
It closes.
The utility model is realized in this way: a kind of high-voltage alternating current isolating switch, including pedestal, the first insulation column, the
Two insulation columns, rotating insulated pillar, conducting rod and operating mechanism, be provided on the pedestal positioned at both ends support and be located at
Intermediate bearing block, is separately installed with the first insulation column and the second insulation column on two supports, on the bearing block
Portion is equipped with rotating insulated pillar, is both provided with conductive plug-in strip and stationary contact at the top of first insulation column and the second insulation column
Head, the copper pipe that the conduction plug-in strip is connected by two form, and end is respectively welded with a cylindrical contact, the conduction lock
Knife connects static contact, and the static contact is finger-type Multi-contact, is provided with spring between each pair of contact, the static contact is in spring
The effect certain angle of lower deflection is light in favor of switching on and off coordination, and the rotating insulated post top portion connects conducting rod
Middle part, the conducting rod both ends are respectively arranged with contact device, and the contact device includes moving contact and articulated shaft, the hinge
Spindle is separately connected conducting rod and moving contact, and kinematic link is provided on the pedestal, and described kinematic link one end connects bearing
The lower part of seat, the other end are connected with operating mechanism, and the bearing block is sealing structure, and first insulation column, second are absolutely
It is provided with sealing ring between edge pillar and rotating insulated pillar and bearing block, can prevent dust, moisture from entering inside bearing block and draw
The card resistance phenomenon risen, the bearing block are internally provided with thrust ball bearing and radial ball bearing, and the thrust ball bearing is for holding
The gravity of rotating insulated pillar and its upper component is carried on a shoulder pole, the radial ball bearing is for undertaking rotating insulated pillar and upper part structure
The horizontal component of part, the operational torque after guaranteeing disconnecting switch longtime running not will increase, and adjustment spiral shell is provided on the pedestal
Bolt, is provided with knob in the adjustment bolt, adjustable first insulation column, the second insulation column and rotating insulated pillar
Highly, it is ensured that the moving contact and static contact contact are optimum position, simpler when making disconnecting switch installation and debugging, convenient.
Preferably, lubricant is coated in the bearing block, the lubricant is efficient grease based on molybdenum disulfide lithium.
Preferably, the material of the moving contact, static contact and conducting rod is high-quality aluminum pipe, and the moving contact and conducting rod connect
Place is met using the tin plating copper current-conducting piece connection of multilayer, through-current capability is good, excellent heat dissipation performance, and itself has certain elasticity.
Preferably, the pedestal is welded by channel steel and installation steel plate, and the kinematic link is set in channel steel inner cavity,
The installation steel plate with field basic for fixing.
The beneficial effects of the utility model are: operating mechanism rotating insulated pillar is rotated by kinematic link can be with moving conductive
Bar realizes switching on and off operation, easy to operate, opens reliable, the height for the adjustment bolt class adjustment insulation column being arranged on pedestal,
Ensure that moving contact and static contact contact are optimum position, the sealed set of bearing block ensure that the normal operation of switch, extend
Service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
In figure: 1. pedestals；2. the first insulation column；3. the second insulation column；4. rotating insulated pillar；5. conducting rod；6.
Operating mechanism；7. support；8. bearing block；9. conductive plug-in strip；10. static contact；11. moving contact；12. articulated shaft；13. transmission connects
Bar；14. thrust ball bearing；15. radial ball bearing；16. adjustment bolt；17. knob；18. channel steel；19. installing steel plate.
Specific embodiment
It is further to the utility model with reference to the accompanying drawing in order to be more clearly understood that the technical solution of the utility model
Explanation.
A kind of high-voltage alternating current isolating switch as shown in Figure 1, including pedestal 1, the first insulation column 2, the second insulation column
3, rotating insulated pillar 4, conducting rod 5 and operating mechanism 6, be provided on the pedestal 1 positioned at both ends support 7 and be located at centre
Bearing block 8, the first insulation column 2 and the second insulation column 3 are separately installed on two supports 7, on the bearing block 8
Portion is equipped with rotating insulated pillar 4, and conductive 9 He of plug-in strip is both provided at the top of first insulation column 2 and the second insulation column 3
Static contact 10, the copper pipe that the conduction plug-in strip 9 is connected by two form, and end is respectively welded with a cylindrical contact, institute
It states conductive plug-in strip 9 and connects static contact 10, the static contact 10 is finger-type Multi-contact, is provided with spring between each pair of contact, described
Static contact 10 deflects certain angle under the action of the spring so that switching on and off coordination is light, the rotating insulated branch
The middle part of conducting rod 5 is connected at the top of column 4,5 both ends of conducting rod are respectively arranged with contact device, and the contact device includes dynamic
Contact 11 and articulated shaft 12, the articulated shaft 12 are separately connected conducting rod 5 and moving contact 11, are provided with transmission on the pedestal 1
Connecting rod 13, the lower part of 13 one end of kinematic link connection bearing block 8, the other end are connected with operating mechanism 6, the bearing block
8 be sealing structure, is provided between first insulation column 2, the second insulation column 3 and rotating insulated pillar 4 and bearing block 8
Sealing ring, can prevent dust, moisture from entering card resistance phenomenon caused by 8 inside of bearing block, and the bearing block 8 is internally provided with thrust
Ball bearing 14 and radial ball bearing 15, the thrust ball bearing 14 are used to undertake the weight of rotating insulated pillar 4 and its upper component
Power, the radial ball bearing 15 are used to undertake the horizontal component of rotating insulated pillar 4 and its upper component, and customs director is kept apart in guarantee
Phase, postrun operational torque not will increase, and adjustment bolt 16 is provided on the pedestal 1, is provided in the adjustment bolt 16
Knob 17, adjustable first insulation column 2, the height of the second insulation column 3 and rotating insulated pillar 4, it is ensured that the dynamic touching
First 11 and the contact of static contact 10 be optimum position, it is simpler when making disconnecting switch installation and debugging, it is convenient.
Lubricant is coated in the bearing block 8, the lubricant is efficient grease based on molybdenum disulfide lithium.
The material of the moving contact 11, static contact 10 and conducting rod 5 is high-quality aluminum pipe, the moving contact 11 and conducting rod 5
Junction is using the tin plating copper current-conducting piece connection of multilayer, and through-current capability is good, excellent heat dissipation performance, and itself has certain elasticity.
The pedestal 1 is welded by channel steel 18 and installation steel plate 19, and the kinematic link 13 is set to 18 inner cavity of channel steel
In, the installation steel plate 19 with field basic for fixing.
Operating mechanism 6 is manipulated, operating mechanism 6 drives rotating insulated pillar 4 to start to turn by kinematic link 13 and bearing block 8
It is dynamic, and then horizontally rotate conducting rod 5, make the moving contact 11 and the first insulation column 2 and the second insulation column at 5 both ends of conducting rod
The static contact 10 on 3 tops is disconnected or is combined, and realizes switching on and off operation, the adjustment bolt 16 being arranged on pedestal 1 and knob 17,
The height of adjustable each insulation column, it is ensured that moving contact 11 and static contact 10 contact as optimum position.
The above description is only a preferred embodiment of the present invention, therefore all according to described in the utility model patent application range
The equivalent change or modification done of structure, feature and principle, be included in the scope of the utility model patent application.
Claims (1)
1. a kind of high-voltage alternating current isolating switch, including pedestal, the first insulation column, the second insulation column, rotating insulated pillar are led
Electric pole and operating mechanism, be provided on the pedestal positioned at both ends support and be located in the middle bearing block, two supports
On be separately installed with the first insulation column and the second insulation column, the bearing block top is equipped with rotating insulated pillar, special
Sign is, conductive plug-in strip and static contact, the conduction lock are both provided at the top of first insulation column and the second insulation column
The copper pipe that knife is connected by two forms, and end connects static contact, and the static contact is finger-type Multi-contact, each pair of contact
Between be provided with spring, the middle part of the rotating insulated post top portion connection conducting rod, the conducting rod both ends, which are respectively arranged with, to be connect
Device is touched, the contact device includes moving contact and articulated shaft, and the articulated shaft is separately connected conducting rod and moving contact, described dynamic
The material of contact, static contact and conducting rod is aluminum pipe, and the moving contact and conducting rod junction use the tin plating copper current-conducting piece of multilayer
It connects, kinematic link, the lower part of kinematic link one end connection bearing block, the other end and actuating machine is provided on the pedestal
Structure is connected, and the pedestal is welded by channel steel and installation steel plate, and the kinematic link is set in channel steel inner cavity, the axis
Holding seat is sealing structure, and the bearing block is internally provided with thrust ball bearing and radial ball bearing, profit is coated in the bearing block
Lubrication prescription, the lubricant are efficient grease based on molybdenum disulfide lithium, are provided with adjustment bolt, the adjustment bolt on the pedestal
On be provided with knob, adjustable first insulation column, the height of the second insulation column and rotating insulated pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408708.0U CN209087669U (en) | 2018-08-30 | 2018-08-30 | A kind of high-voltage alternating current isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408708.0U CN209087669U (en) | 2018-08-30 | 2018-08-30 | A kind of high-voltage alternating current isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209087669U true CN209087669U (en) | 2019-07-09 |
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ID=67115476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821408708.0U Active CN209087669U (en) | 2018-08-30 | 2018-08-30 | A kind of high-voltage alternating current isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209087669U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110610832A (en) * | 2019-10-11 | 2019-12-24 | 北京中车赛德铁道电气科技有限公司 | Sliding high-voltage isolating switch |
| CN110729148A (en) * | 2019-09-20 | 2020-01-24 | 李中毅 | Distribution network automation control device for power grid dispatching |
-
2018
- 2018-08-30 CN CN201821408708.0U patent/CN209087669U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110729148A (en) * | 2019-09-20 | 2020-01-24 | 李中毅 | Distribution network automation control device for power grid dispatching |
| CN110610832A (en) * | 2019-10-11 | 2019-12-24 | 北京中车赛德铁道电气科技有限公司 | Sliding high-voltage isolating switch |
| CN110610832B (en) * | 2019-10-11 | 2021-05-04 | 北京中车赛德铁道电气科技有限公司 | Sliding high-voltage isolating switch |
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