CN201673738U - Post type lightning protector - Google Patents
Post type lightning protector Download PDFInfo
- Publication number
- CN201673738U CN201673738U CN2010201530252U CN201020153025U CN201673738U CN 201673738 U CN201673738 U CN 201673738U CN 2010201530252 U CN2010201530252 U CN 2010201530252U CN 201020153025 U CN201020153025 U CN 201020153025U CN 201673738 U CN201673738 U CN 201673738U
- Authority
- CN
- China
- Prior art keywords
- vestibule
- lightning arrester
- insulated tube
- support type
- column support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Abstract
The utility model discloses a post type lightning protector, which comprises an insulating tube, metal terminals and a lightning arrester assembly , wherein the insulating tube is provided a pore cavity; the metal terminals are arranged at two ends of the pore cavity of the insulating tube; and the lightning arrester assembly is positioned in the pore cavity between the two metal terminals. The utility model has the advantages that the post type lightning protector not only can be used as an insulator, but also can be used as a lightning arrester.
Description
Technical field
The utility model belongs to the electric armour clamp technical field, is specifically related to a kind of column support type anti-lightening protector.
Background technology
Traditional column support type anti-lightening protector is made up of excellent core, three parts of umbrella disk and metal termination.The rod core is generally by epoxy glass fiber rod fiberglass rod) make tensile strength very high (6～10 tons/square centimeter), be 2 times of steel, doubly than the high 3-4 of porcelain.The rod core should bear pulling force, plays interior insulating effect again.Umbrella disk is that matrix adds other compositions with high molecular polymer such as politef, silicon rubber etc., makes through special process.The umbrella disk surface provides needed creepage distance for external insulation to insulator.The metal termination is used for the lead shaft tower and adopts made such as malleable cast iron, spheroidal graphite cast-iron or steel to form with the size that is connected according to the load loading capacity of synthetic insulator.Combine closely for making between excellent core and umbrella disk, between them, add one deck bonding agent and rubber sheath.The shortcoming of traditional column support type anti-lightening protector is only to use as the insulator of insulating properties, and the scope of application is comparatively narrow.
The utility model content
The purpose of this utility model provides a kind of insulator that both can be used as and uses, and can be used as the column support type anti-lightening protector that lightning arrester uses again.
The technical scheme that realizes the utility model purpose is: a kind of column support type anti-lightening protector comprises the insulated tube that is provided with vestibule, metal terminal and the lightning arrester assembly that is arranged on described insulated tube vestibule two ends; In the vestibule of described lightning arrester assembly between two metal terminals.
In the technique scheme, described lightning arrester assembly is the piezoresistive lightning arrester assembly, comprises at least one Zinc-oxide piezoresistor.
In the technique scheme, described lightning arrester assembly comprises three to six folded Zinc-oxide piezoresistors that are located at together.
In the technique scheme, in the described insulated tube vestibule, also be provided with spring between described lightning arrester assembly and a metal terminal, an end of described spring is against on the medial extremity of this metal terminal, and the other end is against on the lightning arrester assembly.
In the technique scheme, in described two metal terminals, one is fixed terminal, and another is the terminal that is spirally connected.
In the technique scheme, the basic configuration of described fixed terminal is the T font, and its diameter that exposes the outboard end in the insulated tube vestibule is greater than the diameter that is arranged on the medial extremity in the insulated tube vestibule; The outboard end that exposes in the insulated tube vestibule of the described terminal that is spirally connected is provided with external screw thread.
In the technique scheme, the outboard end of described fixed terminal is provided with deep-slotted chip breaker and is positioned at the screw of described deep-slotted chip breaker two side ends.
In the technique scheme, be arranged with the silicon rubber insulation sheath on the described insulated tube outer wall, described silicon rubber insulation sheath is provided with anti-creepage full skirt.
In the technique scheme, described insulated tube on the tube wall between two metal terminals, be provided with a plurality of pressure relief vents, the outlet of described each pressure relief vent is sealed up by described silicon rubber insulation sheath.
The utlity model has positive effect:
(1) the utility model comprises the insulated tube that is provided with vestibule, the metal terminal that is arranged on described insulated tube vestibule two ends, and lightning arrester assembly; In the vestibule of described lightning arrester assembly between two metal terminals.The column support type anti-lightening protector of this structure, be in traditional insulating rod core, to be provided with vestibule, and in its vestibule, be provided with lightning arrester assembly, because lightning arrester assembly is not when being struck by lightning, its resistance is very big, can be used as insulator and use, thus can use it as insulator, when being struck by lightning, because lightning arrester assembly is breakdown, thunder-strike current can pass to another metal terminal from a metal terminal, thus it can be imported by ground wire underground, from and it can be used as lightning arrester; So the utility model both can be used as insulator and used, can be used as lightning arrester again and use.
(2) in the utility model, described insulated tube on the tube wall between two metal terminals, be provided with a plurality of pressure relief vents, the outlet of described each pressure relief vent is sealed up by described silicon rubber insulation sheath.This structure can guarantee be struck by lightning, when when gases are heated, they expand in the insulated tube cavity, gases at high pressure can be discharged from the pressure relief vent of insulated tube tube wall, thereby prevent that effectively the insulated tube body from bursting open.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Reference numeral is: insulated tube 1, vestibule 11, pressure relief vent 12, metal terminal 2, fixed terminal 21, deep-slotted chip breaker 211, screw 212, the terminal 22 that is spirally connected, lightning arrester assembly 3, piezo-resistance 31, spring 4, silicon rubber insulation sheath 5, anti-creepage full skirt 51.
Embodiment
(embodiment 1)
Fig. 1 is a kind of structural representation of the present utility model, has shown a kind of embodiment of the present utility model.
Present embodiment is a kind of column support type anti-lightening protector, comprises the insulated tube 1 that is provided with vestibule 11, is arranged on metal terminal 2, the lightning arrester assembly 3 at described insulated tube 1 vestibule 11 two ends and is set in silicon rubber insulation sheath 5 on insulated tube 1 outer wall; In the vestibule 11 of described lightning arrester assembly 3 between two metal terminals 2.
Described silicon rubber insulation sheath 5 is provided with anti-creepage full skirt 51.In described two metal terminals 2, one is fixed terminal 21, and another is the terminal 22 that is spirally connected.The basic configuration of described fixed terminal 21 is the T font, and its diameter that exposes the outboard end in insulated tube 1 vestibule 11 is greater than the diameter that is arranged on the medial extremity in insulated tube 1 vestibule 11; The outboard end that exposes in insulated tube 1 vestibule 11 of the described terminal 22 that is spirally connected is provided with external screw thread.In concrete the use, can be fixed on present embodiment on external cable or the contact rod by fixed terminal 21, terminal 22 is electrically connected with ground wire by being spirally connected.
The outboard end of described fixed terminal 21 is provided with deep-slotted chip breaker 211 and is positioned at the screw 212 of described deep-slotted chip breaker 21 two side ends.
Described lightning arrester assembly 3 is piezoresistive lightning arrester assemblies 3, comprises five folded Zinc-oxide piezoresistors 31 that are located at together.
In described insulated tube 1 vestibule 11, also be provided with spring 4 between described lightning arrester assembly 3 and a metal terminal 2, an end of described spring 4 is against on the medial extremity of this metal terminal 2, and the other end is against on the lightning arrester assembly 3.
Described insulated tube 1 on the tube wall between two metal terminals 2, be provided with five pressure relief vents 12, the outlet of described each pressure relief vent 12 is sealed up by described silicon rubber insulation sheath 5.After when gases are heated, they expand in the vestibule 11, can enter into described pressure relief vent 12, also be that described pressure relief vent 12 can produce buffering and release effect to gases at high pressure.
Present embodiment has following technological merit:
(1) present embodiment comprises the insulated tube 1 that is provided with vestibule 11, metal terminal 2 and the lightning arrester assembly 3 that is arranged on described insulated tube 1 vestibule 11 two ends; In the vestibule 11 of described lightning arrester assembly 3 between two metal terminals 2.The column support type anti-lightening protector of this structure, be in traditional insulating rod core, to be provided with vestibule, and in its vestibule, be provided with lightning arrester assembly, because lightning arrester assembly is not when being struck by lightning, its resistance is very big, can be used as insulator and use, thus can use it as insulator, when being struck by lightning, because lightning arrester assembly is breakdown, thunder-strike current can pass to another metal terminal from a metal terminal, thus it can be imported by ground wire underground, from and it can be used as lightning arrester; So present embodiment both can be used as insulator and used, can be used as lightning arrester again and use.
(2) in the present embodiment, described insulated tube 1 on the tube wall between two metal terminals 2, be provided with a plurality of pressure relief vents 12, the outlet of described each pressure relief vent 12 is sealed up by described silicon rubber insulation sheath 5.This structure can guarantee be struck by lightning, when when gases are heated, they expand in the insulated tube cavity, gases at high pressure can be discharged from the pressure relief vent of insulated tube tube wall, thereby prevent that effectively the insulated tube body from bursting open.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (9)
1. a column support type anti-lightening protector is characterized in that: comprise the insulated tube (1) that is provided with vestibule (11), the metal terminal (2) that is arranged on described insulated tube (1) vestibule (11) two ends and lightning arrester assembly (3); Described lightning arrester assembly (3) is arranged in the vestibule (11) between two metal terminals (2).
2. column support type anti-lightening protector according to claim 1 is characterized in that: described lightning arrester assembly (3) is piezoresistive lightning arrester assembly (3), comprises at least one Zinc-oxide piezoresistor (31).
3. column support type anti-lightening protector according to claim 2 is characterized in that: described lightning arrester assembly (3) comprises three to six folded Zinc-oxide piezoresistors (31) that are located at together.
4. column support type anti-lightening protector according to claim 1; it is characterized in that: in described insulated tube (1) vestibule (11); also be provided with spring (4) between a described lightning arrester assembly (3) and the metal terminal (2); one end of described spring (4) is against on the medial extremity of this metal terminal (2), and the other end is against on the lightning arrester assembly (3).
5. column support type anti-lightening protector according to claim 1 is characterized in that: in described two metal terminals (2), one is fixed terminal (21), and another is the terminal (22) that is spirally connected.
6. column support type anti-lightening protector according to claim 5, it is characterized in that: the basic configuration of described fixed terminal (21) is the T font, and its diameter that exposes the outboard end in insulated tube (1) vestibule (11) is greater than the diameter that is arranged on the medial extremity in insulated tube (1) vestibule (11); The outboard end that exposes in insulated tube (1) vestibule (11) of the described terminal that is spirally connected (22) is provided with external screw thread.
7. column support type anti-lightening protector according to claim 6 is characterized in that: the outboard end of described fixed terminal (21) is provided with deep-slotted chip breaker (211) and is positioned at the screw (212) of described deep-slotted chip breaker (21) two side ends.
8. column support type anti-lightening protector according to claim 1 is characterized in that: be arranged with silicon rubber insulation sheath (5) on described insulated tube (1) outer wall, described silicon rubber insulation sheath (5) is provided with anti-creepage full skirt (51).
9. column support type anti-lightening protector according to claim 8; it is characterized in that: being positioned on the tube wall between two metal terminals (2) of described insulated tube (1); be provided with a plurality of pressure relief vents (12), the outlet of described each pressure relief vent (12) is sealed up by described silicon rubber insulation sheath (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201530252U CN201673738U (en) | 2010-04-06 | 2010-04-06 | Post type lightning protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201530252U CN201673738U (en) | 2010-04-06 | 2010-04-06 | Post type lightning protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201673738U true CN201673738U (en) | 2010-12-15 |
Family
ID=43331147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201530252U Expired - Lifetime CN201673738U (en) | 2010-04-06 | 2010-04-06 | Post type lightning protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201673738U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105609221A (en) * | 2016-03-30 | 2016-05-25 | 国网山东省电力公司青岛供电公司 | Lightning-protection and explosion-proof insulator |
| CN108154981A (en) * | 2017-12-23 | 2018-06-12 | 中国西电电气股份有限公司 | A kind of arrester structure and preparation method thereof |
-
2010
- 2010-04-06 CN CN2010201530252U patent/CN201673738U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105609221A (en) * | 2016-03-30 | 2016-05-25 | 国网山东省电力公司青岛供电公司 | Lightning-protection and explosion-proof insulator |
| CN105609221B (en) * | 2016-03-30 | 2017-12-15 | 国网山东省电力公司青岛供电公司 | A kind of lightning protection explosion-proof insulator |
| CN108154981A (en) * | 2017-12-23 | 2018-06-12 | 中国西电电气股份有限公司 | A kind of arrester structure and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201886843U (en) | Inner umbrella skirt type hollow core composite pillar insulator | |
| CN107481821B (en) | Lightning protection insulator | |
| CN201673738U (en) | Post type lightning protector | |
| CN101354933B (en) | Internal electrode for composite insulator and equalizing ring configuring method as well as composite insulator thereof | |
| CN202159952U (en) | Insulating and shielding metal tubular busbar terminal head | |
| CN206697304U (en) | A kind of metal oxide arrester | |
| CN103928900B (en) | Lightning conducter lightning protection electric eliminating holds grounding device | |
| CN109826482A (en) | A kind of anti-lightning strike shaft tower of composite construction | |
| CN203475924U (en) | Compound insulation cross arm for power transmission line | |
| CN215417570U (en) | Low wind pressure anti-lightning overhead insulated cable | |
| CN202183581U (en) | Cable GIS terminal | |
| CN201247663Y (en) | Whole insulation composite greatcoat type metal-oxide lighting arrester core body | |
| CN201215749Y (en) | Surge arrester | |
| CN206364477U (en) | A kind of 10kv integrates strain clamp | |
| CN202996442U (en) | Brace type composite insulator | |
| CN203536892U (en) | Groove-buckle type silicone rubber insulating protector for pipe type busbar | |
| CN207337960U (en) | A kind of 0.6/1kv silicon rubber insulations silicone rubber jacket power cable | |
| CN202523492U (en) | Composite insulator | |
| CN203055553U (en) | Anti-windage jumper wire composite insulator | |
| CN207542698U (en) | The fast prompt drop in fire-fighting junction blocks edge device | |
| CN201298720Y (en) | A lightning protection device | |
| CN202454364U (en) | Composite sleeve metal oxide lightning arrester | |
| CN201138588Y (en) | Composite cross arm insulator | |
| CN205828523U (en) | One pole post square electric cell structure | |
| CN2935401Y (en) | Composite casing arrester insulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101215 |