CN208848801U - A kind of outdoor high voltage AC earthing switch - Google Patents
A kind of outdoor high voltage AC earthing switch Download PDFInfo
- Publication number
- CN208848801U CN208848801U CN201821408500.9U CN201821408500U CN208848801U CN 208848801 U CN208848801 U CN 208848801U CN 201821408500 U CN201821408500 U CN 201821408500U CN 208848801 U CN208848801 U CN 208848801U
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- conducting rod
- contact
- connecting rod
- support
- operating mechanism
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Abstract
The utility model discloses a kind of outdoor high voltage AC earthing switch, including support, insulation column, conducting rod, contact member and operating mechanism, bearing block is provided with above support, insulation column is provided on bearing block, static contact is provided at the top of insulation column, centre bore is provided in the horizontal direction of support, centre bore on support is provided with first connecting rod, one end of first connecting rod and conducting rod passes through rotation axis connection, chassis is provided with below support, operating mechanism is fixedly installed on chassis, operating mechanism is connected by kinematic link with conducting rod, the other end of conducting rod is provided with contact member.Operating mechanism realizes switching on and off operation by kinematic link and rotary shaft band moving conductive rod, it opens reliable, it is easy to operate, single column switch, reduce the loss of material, contact member and casing reduce conducting rod to be influenced by external environment, and contact is stablized, the normal operation that ensure that equipment extends the service life of equipment.
Description
Technical field
The utility model belongs to field of switches more particularly to a kind of outdoor high voltage AC earthing 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
Strengthen the development of extra-high voltage, super-large current power transmission and transformation, high voltage power transmission has the advantages that large capacity, remote, low-loss, is
The power transmission mode for meeting China's fundamental realities of the country, in power transmission and transformation system, earthing switch equipment be wherein important key element and
Component part, it is contour to the high voltage bus, breaker, mutual inductor, disconnecting switch that are overhauled under power-off condition for high-tension line
Electrical equipment is pressed to carry out reliable ground, to protect the personal safety of important equipment and service personnel.The operation of traditional earthing switch
The problems such as failure, galvanic circle are corroded is serious to affect earthing switch reliability of operation.
Existing earthing switch, joint influenced by external environment it is big, cannot dust-proof, waterproof, easy-to-rust, and then cause
Inner conductive ability is poor, operation is not flexible, when serious cannot normal opening and closing lock, jeopardize people's security of the lives and property.
Utility model content
In order to solve problem above, the utility model provides a kind of safe and reliable high voltage AC earthing switch.
The utility model is realized in this way: a kind of outdoor high voltage AC earthing switch, including support, insulation column are led
Electric pole, contact member and operating mechanism, the support top are provided with bearing block, and the bearing block uses sealing structure, described
Be provided with insulation column on bearing block, be provided with sealing ring between the insulation column and bearing block, can prevent dust, moisture into
Card resistance phenomenon caused by entering inside bearing block, is provided with static contact at the top of the insulation column, in the horizontal direction of the support
It is provided with centre bore, the centre bore on the support is provided with first connecting rod, one end of the first connecting rod and conducting rod
By rotating axis connection, the support lower section is provided with chassis, facilitates fixation, be fixedly installed operating mechanism on the chassis,
The operating mechanism is connected by kinematic link with conducting rod, and the other end of the conducting rod is provided with contact member, described
Contact member includes moving contact, iron splint, the first screw, the second screw, spring and rain cover, and the moving contact passes through the first spiral shell
Nail is fixed on conducting rod, and it is solid by the second screw that iron splint, the iron splint and moving contact are provided on the outside of the moving contact
Be scheduled on together, be provided with spring on second screw, compressed using spring and iron splint, contact is reliable, the rain cover and
Moving contact is fixedly connected with conducting rod.
Preferably, it is provided with second connecting rod at the top of the insulation column, is fixedly connected with stationary contact below the second connecting rod
Head, the first connecting rod and second connecting rod are parallel to each other and vertical with insulation column, guarantee that contact member reliably connects with static contact
It connects.
Preferably, the joint of the moving contact and rain cover and static contact is provided with open slot, and contact is reliable, transmission force
Square is steady.
Preferably, the material of the moving contact, static contact and conducting rod is high-quality aluminum pipe.
Preferably, casing is provided on the outside of the conducting rod, the material of described sleeve pipe is polyurethane, protect conducting rod not by
The influence of external environment extends the service life of equipment.
The beneficial effects of the utility model are: operating mechanism by kinematic link and rotary shaft band moving conductive rod realize point,
Closing operation is opened reliably, easy to operate, and single column switch reduces the loss of material, contact member and casing, which reduce, leads
Electric pole is influenced by external environment, and contact is stablized, and be ensure that the normal operation of equipment, is extended the service life of equipment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model separating brake；
Fig. 2 is the structural schematic diagram that the utility model closes a floodgate；
Fig. 3 is the structural schematic diagram of the utility model contact member；
In figure: 1. supports；2. insulation column；3. conducting rod；4. contact member；5. operating mechanism；6. bearing block；7. stationary contact
Head；8. first connecting rod；9. rotary shaft；10. chassis；11. kinematic link；12. second connecting rod；13. casing；401. moving contact；
402. iron splint；403. first screws；404. second screws；405. spring；406. rain cover.
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 outdoor high voltage AC earthing switch as shown in FIG. 1 to FIG. 3, including support 1, insulation column 2, conducting rod 3,
Contact member 4 and operating mechanism 5 are provided with bearing block 6 above the support 1, and the bearing block 6 uses sealing structure, described
It is provided with insulation column 2 on bearing block 6, is provided with sealing ring between the insulation column 2 and bearing block 6, dust, tide can be prevented
Gas enters card resistance phenomenon caused by 6 inside of bearing block, is provided with static contact 7, the water of the support 1 at the top of the insulation column 2
Square set up centre bore, the centre bore on the support 1 is provided with first connecting rod 8, the first connecting rod 8 with lead
One end of electric pole 3 is connected by rotary shaft 9, is provided with chassis 10 below the support 1, is facilitated fixation, is consolidated on the chassis 10
Surely be provided with operating mechanism 5, the operating mechanism 5 is connected by kinematic link 11 with conducting rod 3, the conducting rod 3 it is another
One end is provided with contact member 4, and the contact member 4 includes moving contact 401, iron splint 402, the first screw 403, the second screw
404, spring 405 and rain cover 406, the moving contact 401 are fixed on conducting rod 3 by the first screw 403, the moving contact
401 outsides are provided with iron splint 402, the iron splint 402 and moving contact 401 and are fixed together by the second screw 404, described
It is provided with spring 405 on second screw 404, is compressed using spring 405 and iron splint 402, contact is reliable, the rain cover 406
It is fixedly connected with moving contact 401 with conducting rod 3.
Second connecting rod 12 is provided at the top of the insulation column 2, the lower section of the second connecting rod 12 is fixedly connected with static contact
7, the first connecting rod 8 and second connecting rod 12 are parallel to each other and vertical with insulation column 2, guarantee that contact member 4 and static contact 7 can
By connection.
The joint of the moving contact 401 and rain cover 406 and static contact 7 is provided with open slot, and contact is reliable, transmission force
Square is steady.
The material of the moving contact 401, static contact 7 and conducting rod 3 is high-quality aluminum pipe.
Be provided with casing 13 on the outside of the conducting rod 3, the material of described sleeve pipe 13 is polyurethane, protect conducting rod 3 not by
The influence of external environment extends the service life of equipment.
Operating mechanism 5 is manipulated, operating mechanism 5 is rotated by 90 ° by kinematic link 11 and rotary shaft 9 with moving conductive rod 3 upwards,
Conducting rod 3, insulation column 2, first connecting rod 8 and second connecting rod 12 form rectangular configuration, to make the contact structure of 3 end of conducting rod
Part 4 is connected with the static contact 7 below 2 top second connecting rod of insulation column, completes closing operation；When sub-switching operation, manipulation behaviour
Motivation structure 5, operating mechanism 5 are rotated down 90 ° with moving conductive rod 3 by kinematic link 11 and rotary shaft 9, conducting rod 3 and first
Connecting rod 8 is in horizontal linear.
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 (5)
1. a kind of outdoor high voltage AC earthing switch, including support, insulation column, conducting rod, contact member and operating mechanism,
It is characterized in that, bearing block is provided with above the support, and the bearing block uses sealing structure, is provided on the bearing block absolutely
Edge pillar, the insulation column top are provided with static contact, centre bore are provided in the horizontal direction of the support, through described
Centre bore on support is provided with first connecting rod, and one end of the first connecting rod and conducting rod passes through rotation axis connection, the branch
Seat lower section is provided with chassis, and operating mechanism is fixedly installed on the chassis, and the operating mechanism passes through kinematic link and conduction
Bar is connected, and the other end of the conducting rod is provided with contact member, and the contact member includes moving contact, iron splint, and first
Screw, the second screw, spring and rain cover, the moving contact are fixed on conducting rod by the first screw, outside the moving contact
Side is provided with iron splint, and the iron splint and moving contact are fixed together by the second screw, is provided on second screw
Spring, the rain cover and moving contact are fixedly connected with conducting rod.
2. a kind of outdoor high voltage AC earthing switch according to claim 1, which is characterized in that at the top of the insulation column
It is provided with second connecting rod, static contact is fixedly connected with below the second connecting rod, the first connecting rod and second connecting rod are mutually flat
It goes and vertical with insulation column.
3. a kind of outdoor high voltage AC earthing switch according to claim 1, which is characterized in that the moving contact and rain-proof
The joint of cover and static contact is provided with open slot.
4. a kind of outdoor high voltage AC earthing switch according to claim 1, which is characterized in that the moving contact, stationary contact
The material of head and conducting rod is aluminum pipe.
5. a kind of outdoor high voltage AC earthing switch according to claim 1, which is characterized in that set on the outside of the conducting rod
It is equipped with casing, the material of described sleeve pipe is polyurethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408500.9U CN208848801U (en) | 2018-08-30 | 2018-08-30 | A kind of outdoor high voltage AC earthing switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408500.9U CN208848801U (en) | 2018-08-30 | 2018-08-30 | A kind of outdoor high voltage AC earthing switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208848801U true CN208848801U (en) | 2019-05-10 |
Family
ID=66357823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821408500.9U Active CN208848801U (en) | 2018-08-30 | 2018-08-30 | A kind of outdoor high voltage AC earthing switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208848801U (en) |
-
2018
- 2018-08-30 CN CN201821408500.9U patent/CN208848801U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |