CN206742024U - A kind of core body of GIS tank-type lightning arresters - Google Patents
A kind of core body of GIS tank-type lightning arresters Download PDFInfo
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- CN206742024U CN206742024U CN201720660865.XU CN201720660865U CN206742024U CN 206742024 U CN206742024 U CN 206742024U CN 201720660865 U CN201720660865 U CN 201720660865U CN 206742024 U CN206742024 U CN 206742024U
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- core body
- type lightning
- lightning arresters
- tank
- resistor disc
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Abstract
The utility model discloses a kind of core body of GIS tank-type lightning arresters, and it includes contact base (1), screening arrangement (2), elastic device (3) and resistor disc post (4)；The bottom surface of insulator (101) is fixed in contact base (1) matching；The top of the screening arrangement (2) matches with the bottom of contact base (1) to be connected, and the bottom of the screening arrangement (2) matches with the top of elastic device (3) to be connected；The top of the resistor disc post (4) matches with the bottom of elastic device (3) to be connected, and the bottom of the resistor disc post (4) is matched by a base sealing stud (5) with the body base of tank (102) of GIS tank-type lightning arresters to be connected.The utility model uses said structure, advantages of good shielding performance, highly can suitably adjust, and is easy to assemble, safe and practical.
Description
Technical field
The utility model belongs to arrester field, more particularly to a kind of core body of GIS tank-type lightning arresters.
Background technology
Arrester (surge arrester) endangers for protecting electrical equipment against high transient overvoltage and limits afterflow
Time also often limits a kind of electrical equipment of afterflow assignment.Main material is zinc oxide.Arrester is generally connected to power network wire and ground
Between line, but also it is connected to sometimes by electrical equipment winding or between wire.Arrester is otherwise referred to as overvoltage protection device, excessively electric
Press limiter (surge divider).And tank-type lightning arrester is one kind in arrester.The tank-type lightning arrester is to make arrester
Into pot type structure, it is widely used in SF6 gas insulated metal enclosed swit chgears (GIS).The use of high-potential gradient zinc oxide element, significantly
Reduce the height of arrester.
Wherein, the core body device of correlation is both provided with the tank body of GIS tank-type lightning arresters, the core body device is to GIS pot types
The volume and performance of arrester play conclusive effect.And the height of the core body of universal tank-type lightning arrester is fixed, cause to do
Work requires high or needs appropriate cushion block to adjust its setting height(from bottom) so that the assembling of tank-type lightning arrester is very inconvenient, shadow
Ring production efficiency.Also, conventional tank-type lightning arrester uses in the larger environment of humidity, easily makes moist, influences its globality
Can and it is dangerous.
Utility model content
(1) technical problems to be solved
The technical problems to be solved in the utility model, which is to provide a kind of height, can suitably adjust and can continue in wet environment
The core body of the GIS tank-type lightning arresters used.
(2) technical scheme
In order to solve the above technical problems, the utility model provides a kind of core body of GIS tank-type lightning arresters, it includes contact
Seat, screening arrangement, elastic device and resistor disc post；Contact base matches the bottom surface for being fixed on insulator；The top of screening arrangement with
The bottom of contact base matches connection, and the bottom of the screening arrangement and the top of elastic device match connection；Resistor disc post
Top and the bottom of elastic device match connection, and the bottom of the resistor disc post passes through a base and seals stud and GIS pot types
The body base of tank of arrester matches connection.
Wherein, it is provided with felt pad between the bottom of resistor disc post and body base of tank.
Wherein, the bottom of resistor disc post is provided with a drying device.
Wherein, drying device includes drier box body and drier lid, and drier is provided with the desiccant box body.
Wherein, screening arrangement includes the first radome, shielding seat and Mume flower contact；The top of Mume flower contact and contact base
Contact matches contact, and the bottom of the Mume flower contact matches through radome with the shielding seat in it to be connected.
Wherein, elastic device includes spring compression part, conductive strips, spring, macropore support watt and aluminium pad；Spring compression part is upper
Small T-shaped shape structure under big；Spring is arranged between spring compression part and macropore support watt, and spring matching is socketed on spring
The bottom of compressing member；Conductive strips matching is socketed on spring；Aluminium pad Matching installation in the top of macropore support watt and resistor disc post it
Between.
Wherein, resistor disc post is the single-column structure that zinc oxide varistor is composed in series, and the center of the resistor disc post is set
An insulating bar is equipped with, the insulating bar stretches out among the top of resistor disc post and inserted in the centre bore of spring compression part therewith
Matching socket.
Wherein, matched outside elastic device and be provided with secondary shielding cover.
Wherein, it is provided with cushion block between secondary shielding cover and spring compression part.
Wherein, matched between screening arrangement and elastic device by bolt and be fixedly connected.
(3) beneficial effect
Compared with prior art, the screening arrangement that the utility model is set can ensure good shielding properties, and elastic
Device allows this core body its height in assembling to do appropriate regulation, has both reduced the machining accuracy of this core body height, again
So that its is easy to assembly, production efficiency is effectively increased；And the insulation set between the bottom of resistor disc post and body base of tank
Pad, can effectively completely cut off core body and body base of tank；Wherein, the drying device set up, the tank of this core body installation can be ensured constantly
Internal aridity, wet environment is avoided to influence its performance so that the tank-type lightning arrester made of this core body can be in wet environment
Medium-term and long-term use, had both improved its scope of application, improved its service life again；And utilize elasticity dress of the spring structure for main body
Put, that is, the effect of make use of the telescopicing performance of spring to reach height appropriate regulation, and this highly adjust it is very convenient.
Brief description of the drawings
Fig. 1 is the structural representation front view of the core body of the utility model GIS tank-type lightning arresters.
Description of reference numerals：1st, contact base；2nd, screening arrangement；3rd, elastic device；4th, resistor disc post；5th, base sealing spiral shell
Post；6th, felt pad；7th, drying device；21st, the first radome；22nd, seat is shielded；23rd, Mume flower contact；31st, spring compression part；32、
Conductive strips；33rd, spring；34th, macropore support watt；35th, aluminium pad；36th, secondary shielding cover；37th, cushion block；41st, zinc oxide varistor；
42nd, insulating bar；71st, drier box body；72nd, drier lid；101st, insulator；102nd, body base of tank.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but can not be used for limiting the scope of the utility model.
Fig. 1 is the structural representation front view of the core body of the utility model GIS tank-type lightning arresters, major embodiment this GIS tanks
The core body of formula arrester is made up of contact base 1, screening arrangement 2, elastic device 3 and resistor disc post 4, and is reflected emphatically
The concrete structure composition of screening arrangement 2, elastic device 3 and drying device 7.
The structure of the core body of the utility model GIS tank-type lightning arresters is as shown in figure 1, the core body bag of the GIS tank-type lightning arresters
Include contact base 1, screening arrangement 2, elastic device 3 and resistor disc post 4；Contact base 1 matches the bottom surface for being fixed on insulator 101；Screen
The top for covering device 2 matches with the bottom of contact base 1 and is connected, the bottom of the screening arrangement 2 and the top phase of elastic device 3
With connection；The top of resistor disc post 4 matches with the bottom of elastic device 3 to be connected, and the bottom of the resistor disc post 4 passes through a bottom
Seat sealing stud 5 matches with the body base of tank 102 of GIS tank-type lightning arresters to be connected.The screening arrangement that the utility model is set can
To ensure good shielding properties, and elastic device allows this core body its height in assembling to do appropriate regulation, both drops
The low machining accuracy of this core body height, cause that its is easy to assembly, effectively increases production efficiency again.Wherein, contact base 1 can be with
The bottom surface of insulator 101 is fixed on using hexagon socket head cap screw, it is both simple firm, and hindered without projection；In addition, utilizing interior hexagonal
Add a spring washer to match during bolt so that fixation is more firm.
As shown in figure 1, in the present embodiment, felt pad 6 is provided between the bottom of resistor disc post 4 and body base of tank 102, can
Effectively to completely cut off core body and body base of tank.Wherein, felt pad 6 can be that the felt pad that more than two pieces thickness do not wait is formed by stacking,
The thickness of convenient regulation felt pad 6 so that insulation effect is optimal.
As shown in figure 1, in the present embodiment, the bottom of resistor disc post 4 is provided with a drying device 7.The utility model is set
The drying device put, the aridity in the tank body of this core body installation can be ensured constantly, avoid wet environment from influenceing its performance, make
The tank-type lightning arrester that handy core body makes can use for a long time in wet environment, both improved its scope of application, improved again
Its service life.
As shown in figure 1, in the present embodiment, drying device 7 includes drier box body 71 and drier lid 72, the drying
Drier is installed in agent box body 71.Wherein, drier box body 71 uses solid drawn tube, upper and lower two drier lids 72
Using aluminum alloy materials, both structurally simple, economical practicalities, ensure again conductive normal；In addition, opened in the side of drier box body 71
Apertured hole, facilitate air is inside and outside to circulate so that the drying property of drier can be played normally.
As shown in figure 1, in the present embodiment, screening arrangement 2 includes the first radome 21, shielding seat 22 and Mume flower contact 23；
The top of Mume flower contact 23 matches with the contact of contact base 1 to be contacted, and the bottom of the Mume flower contact 23 passes through radome 21 and its
Interior shielding seat 22 matches connection.
As shown in figure 1, in the present embodiment, elastic device 3 includes spring compression part 31, conductive strips 32, spring 33, macropore support
Watts 34 and aluminium pad 35；Spring compression part 31 is up big and down small T-shaped shape structure；Spring 33 is arranged at spring compression part 31 and big
Between hole support watt 34, and the spring 33 matching is socketed on the bottom of spring compression part 31；The matching of conductive strips 32 is socketed on spring 33
On；Aluminium pads 35 Matching installations between the top of macropore support watt 34 and resistor disc post 4.Wherein, macropore support watt 34 is to be rolled up on periphery
And the steel plateelement of middle with hole.The utility model uses the elastic device of said structure, and this is realized using the telescopicing performance of spring
The height of core body is suitably adjusted.
As shown in figure 1, in the present embodiment, resistor disc post 4 is the single-column structure that zinc oxide varistor 41 is composed in series,
The resistor disc post 4 is provided centrally with an insulating bar 42, and the insulating bar 42 stretches out and inserted among the top of resistor disc post 4
Matching socket in the centre bore of spring compression part 31.Resistor disc post of the present utility model uses said structure, both saves sky
Between, so that the volume miniaturization of tank body arrester, make it that the connection between resistor disc post 4 and elastic device 3 is more firm again
Admittedly it is not easily disconnected from.
Secondary shielding cover 36 is provided with as shown in figure 1, being matched in the present embodiment, outside elastic device 3, further increases this
The shielding properties of the core body of GIS tank-type lightning arresters, it is allowed to safe and effective.Wherein, the under shed and resistor disc of secondary shielding cover 36
The side of post 4 matches snapping, allows partial ohmic piece post 4 also to protect in secondary shielding cover 36.
As shown in figure 1, in the present embodiment, cushion block 37 is provided between secondary shielding cover 36 and spring compression part 31, can be with
The compressibility of spring is adjusted according to the cushion block 37 of setting different height, so as to ensure that the buckle of secondary shielding cover 36 is firmly not easy
Depart from.
As shown in figure 1, in the present embodiment, matched between screening arrangement 2 and elastic device 3 by bolt and be fixedly connected,
Not only it is simple in construction but also easy to assembly.
It these are only preferred embodiment of the present utility model, it is noted that for the ordinary skill people of the art
Member for, on the premise of the utility model technical principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (10)
- A kind of 1. core body of GIS tank-type lightning arresters, it is characterised in that：The core body of the GIS tank-type lightning arresters includes contact base (1), screening arrangement (2), elastic device (3) and resistor disc post (4)；Insulator (101) is fixed in contact base (1) matching Bottom surface；The top of the screening arrangement (2) matches with the bottom of contact base (1) to be connected, the bottom of the screening arrangement (2) and bullet The top of property device (3) matches connection；The top of the resistor disc post (4) matches with the bottom of elastic device (3) to be connected, The bottom of the resistor disc post (4) seals body base of tank (102) phase of stud (5) and GIS tank-type lightning arresters by a base With connection.
- 2. the core body of GIS tank-type lightning arresters according to claim 1, it is characterised in that：The bottom of the resistor disc post (4) Felt pad (6) is provided between body base of tank (102).
- 3. the core body of GIS tank-type lightning arresters according to claim 1, it is characterised in that：The bottom of the resistor disc post (4) It is provided with a drying device (7).
- 4. the core body of GIS tank-type lightning arresters according to claim 3, it is characterised in that：The drying device (7) includes dry Drying prescription box body (71) and drier lid (72), the drier box body (71) is interior to be provided with drier.
- 5. the core body of GIS tank-type lightning arresters according to claim 1, it is characterised in that：The screening arrangement (2) includes the One radome (21), shielding seat (22) and Mume flower contact (23)；The top of the Mume flower contact (23) and the contact of contact base (1) Match contact, and the bottom of the Mume flower contact (23) matches through radome (21) with the shielding seat (22) in it to be connected.
- 6. the core body of GIS tank-type lightning arresters according to claim 1, it is characterised in that：The elastic device (3) includes bullet Spring pressing part (31), conductive strips (32), spring (33), macropore support watt (34) and aluminium pad (35)；The spring compression part (31) is Up big and down small T-shaped shape structure；The spring (33) is arranged between spring compression part (31) and macropore support watt (34), and should Spring (33) matches the bottom for being socketed on spring compression part (31)；Conductive strips (32) matching is socketed on spring (33)；Institute Aluminium pad (35) Matching installation is stated between the top of macropore support watt (34) and resistor disc post (4).
- 7. the core body of GIS tank-type lightning arresters according to claim 6, it is characterised in that：The resistor disc post (4) is oxidation The single-column structure that zinc piezoresistive wafer (41) is composed in series, the resistor disc post (4) are provided centrally with an insulating bar (42), institute Insulating bar (42) is stated to stretch out and insert matching in the centre bore of spring compression part (31) among the top of resistor disc post (4) Socket.
- 8. the core body of GIS tank-type lightning arresters according to claim 7, it is characterised in that：The elastic device (3) matches outside It is provided with secondary shielding cover (36).
- 9. the core body of GIS tank-type lightning arresters according to claim 8, it is characterised in that：The secondary shielding cover (36) with Cushion block (37) is provided between spring compression part (31).
- 10. the core body of GIS tank-type lightning arresters according to claim 1, it is characterised in that：The screening arrangement (2) and bullet Matched between property device (3) by bolt and be fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720660865.XU CN206742024U (en) | 2017-06-08 | 2017-06-08 | A kind of core body of GIS tank-type lightning arresters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720660865.XU CN206742024U (en) | 2017-06-08 | 2017-06-08 | A kind of core body of GIS tank-type lightning arresters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206742024U true CN206742024U (en) | 2017-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720660865.XU Active CN206742024U (en) | 2017-06-08 | 2017-06-08 | A kind of core body of GIS tank-type lightning arresters |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103974A (en) * | 2017-06-08 | 2017-08-29 | 宁波市镇海国创高压电器有限公司 | A kind of core body of GIS tank-type lightning arresters |
| CN111342310A (en) * | 2020-02-19 | 2020-06-26 | 平高集团有限公司 | Electric connection structure and connector thereof |
-
2017
- 2017-06-08 CN CN201720660865.XU patent/CN206742024U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103974A (en) * | 2017-06-08 | 2017-08-29 | 宁波市镇海国创高压电器有限公司 | A kind of core body of GIS tank-type lightning arresters |
| CN107103974B (en) * | 2017-06-08 | 2022-08-23 | 宁波市镇海国创高压电器有限公司 | Core body of GIS tank-type lightning arrester |
| CN111342310A (en) * | 2020-02-19 | 2020-06-26 | 平高集团有限公司 | Electric connection structure and connector thereof |
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