CN114898956B - Lightning arrester for power distribution network power supply line based on wisdom platform district - Google Patents
Lightning arrester for power distribution network power supply line based on wisdom platform district Download PDFInfo
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- CN114898956B CN114898956B CN202210587219.0A CN202210587219A CN114898956B CN 114898956 B CN114898956 B CN 114898956B CN 202210587219 A CN202210587219 A CN 202210587219A CN 114898956 B CN114898956 B CN 114898956B
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- lightning arrester
- air
- seat
- fixedly connected
- glass fiber
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/12—Overvoltage protection resistors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/01—Mounting; Supporting
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/08—Cooling, heating or ventilating arrangements
- H01C1/082—Cooling, heating or ventilating arrangements using forced fluid flow
Abstract
The invention relates to the technical field of lightning arresters and discloses a lightning arrester for a power distribution network power supply line based on a smart platform area. According to the invention, the lightning arrester is stressed to reciprocate in the positioning seat I, so that the grounding terminal is continuously compressed and stretched to continuously expand and suck the telescopic pipe, and the telescopic pipe is compressed and blown to enable air flow to rapidly flow in the glass fiber pipe through the air delivery pipe I and the air delivery pipe II, so that the glass fiber pipe and the resistance sheet are subjected to heat exchange, more heat is taken away in a short time, the purpose of rapidly cooling the lightning arrester is achieved, and the problem that the lightning arrester is heated by strong current, cannot be heated again in a short time and passes the strong current again, and the resistance sheet is damaged at a high temperature is avoided.
Description
Technical Field
The invention relates to the technical field of lightning arresters, in particular to a lightning arrester for a power distribution network power supply line based on a smart distribution room.
Background
The lightning arrester is an electric appliance for protecting electric equipment from high transient overvoltage, limiting follow current time and normally limiting follow current amplitude, is mainly used for avoiding damage to current transmission lines caused by lightning, power frequency overvoltage and operation overvoltage, is more in classification, and is a common metal oxide lightning arrester.
The lightning arrester mainly comprises a large number of metal oxide resistance cards such as zinc oxide resistance cards stacked in the lightning arrester, the resistance cards are fixed through insulated glass fibers, and are protected through silicon rubber umbrella skirts which are die-cast and insulated on the outer sides.
The existing lightning arrester is mostly installed at a higher position, the lightning arrester is mainly fixedly connected with a binding post of a high-voltage wire and a support of a grounding wire through bolts, the problem that the lightning arrester shakes violently under the impact of strong wind or strong current to fall off is avoided, but the stress of the lightning arrester is absorbed by a joint, the joint is burst due to long-term use, the high-voltage wire connected is broken due to pulling force in serious cases, meanwhile, when the lightning arrester draws strong current or the external temperature is too high, the temperature of the lightning arrester is rapidly increased in a short time, the existing lightning arrester can only dissipate heat naturally, the lightning arrester can be cooled for a long time after being heated, and the subsequent strong current is always in a high-temperature state when passing through the lightning arrester, the stability of zinc oxide is influenced, and the lightning arrester fails.
Disclosure of Invention
The lightning arrester for the power distribution network power supply line based on the intelligent platform area has the advantages that the lightning arrester can absorb impact force of strong current and blowing force of airflow, the lightning arrester rotates in a reciprocating manner in the positioning seat I by taking the center of the transfer seat as a circle center, the telescopic pipe is compressed and stretched by the reciprocating rotation, the telescopic pipe intermittently extracts external airflow and conveys the airflow to enable the glass fiber pipe to keep the airflow to flow quickly, the airflow in the glass fiber pipe quickly takes away heat on the resistor disc, the gas in the gas storage cavity expands at high temperature, the deformation of the air bag is increased by receiving the expanded gas, the air bag shakes under the influence of the airflow, and the lightning arrester can quickly rotate in a reciprocating manner in a small range.
The invention provides the following technical scheme: the utility model provides a distribution network is arrester for power supply line based on wisdom platform district, includes positioning seat I, positioning seat II, set up the sliding tray that runs through on the positioning seat I, the activity of sliding tray internalization has cup jointed ground terminal, ground terminal and earth connection fixed connection, ground terminal's top bolted connection has fixing base I, the cloth air cavity of having seted up two symmetries in the fixing base I, the flexible pipe of both sides fixedly connected with symmetry of fixing base I, and the spring of both sides fixedly connected with symmetry, the accumulational resistance card has been placed on the fixing base I, and fixing base II has been placed to the top of the resistance card on top, the top bolted connection of fixing base II has well swivel mount, the transmission pole of symmetry has been cup jointed to well swivel mount in the swivel mount, the both ends fixedly connected with binding post of transmission pole, binding post activity cup joints in positioning seat II, the glass fiber tube of equipartition has been placed in the outside of resistance card, the one end of glass fiber tube is hugged closely with the outside of resistance card, the outside of fixing base I, resistance card, glass fiber tube, fixing base II is fixed to have cup jointed the silastic cover.
Preferably, the top fixedly connected with symmetrical gas-supply pipe I of glass fiber pipe, the one end and the external world switch-on of gas-supply pipe I, the gas-supply pipe II of the bottom fixedly connected with symmetry of glass fiber pipe, gas-supply pipe II inserts the cloth gas intracavity, the material of gas-supply pipe I and gas-supply pipe II is glass fiber.
Preferably, the silicone rubber sleeve is provided with uniformly distributed umbrella skirts, the protruding part of each umbrella skirt is provided with a gas storage cavity, saturated gas is filled in each gas storage cavity, and the density of the gas is smaller than that of the air.
Preferably, one end of the umbrella skirt is fixedly connected with an air bag, and the air bag is communicated with the air storage cavity.
Preferably, the positioning seat I and the positioning seat II are both fixedly connected with the high-voltage iron frame, and the positioning seat II is fixedly connected with the high-voltage wire through a circuit wire.
Preferably, one end of each of the telescopic pipe and the spring is fixedly connected with the positioning seat I, one end of each telescopic pipe is provided with an opening, and the openings are communicated with the air distribution cavity.
Preferably, the number of the positioning seats II is two, the two positioning seats II are symmetrical by taking the middle rotating seat as a center, and the symmetrical center lines of the two positioning seats II and the left-right symmetrical center line of the positioning seat I are in the same plane.
The invention has the following beneficial effects:
1. the lightning arrester is characterized in that the lightning arrester body is provided with a positioning seat I, a grounding terminal II, a positioning seat II and a connecting terminal, wherein the positioning seat I is movably connected with the grounding terminal, and the positioning seat II is movably connected with the connecting terminal.
2. According to the invention, the lightning arrester is stressed to reciprocate in the positioning seat I, so that the grounding terminal is continuously compressed and stretched to continuously expand and suck the telescopic pipe, and the telescopic pipe is compressed and blown to ensure that air flow rapidly flows in the glass fiber pipe through the air pipe I and the air pipe II, so that the heat exchange is carried out between the glass fiber pipe and the resistance sheet, more heat is taken away in a short time, the purpose of rapidly cooling the lightning arrester is achieved, and the problem that the lightning arrester is heated by strong current and cannot be heated again by the strong current in the short time to cause high-temperature damage to the resistance sheet is avoided.
3. According to the invention, the lightning arrester does not pass a strong current through the gas stored in the gas storage cavity, when the external environment temperature is high, the gas in the gas storage cavity is expanded at high temperature, so that the gas is introduced into the air bag to be expanded, the volume of the air bag is enlarged, one side of the umbrella skirt is influenced by the buoyancy of the air bag and high-altitude flowing air flow to drive the lightning arrester to rotate towards one side of the air bag, and under the force generated by the irregular fluttering of the air bag, the lightning arrester rapidly rotates in a small range in a reciprocating manner by matching with the elastic force of the spring, so that the extension tube rapidly deforms in a small range, and the air flow rapidly flows in the glass fiber tube again, thereby achieving the purpose of cooling the lightning arrester.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of the distribution of the internal structure of the present invention;
FIG. 3 is a schematic view of the structure of the silicone rubber sleeve of the present invention;
FIG. 4 is a schematic view of a fiberglass tube construction of the present invention;
FIG. 5 is a schematic structural view of the positioning seat I of the present invention;
fig. 6 is a schematic view of a terminal according to the present invention.
In the figure: 1. a positioning seat I; 2. a sliding groove; 3. a ground terminal; 4. a fixed seat I; 5. an air distribution cavity; 6. a telescopic pipe; 7. a spring; 8. a fixed seat II; 9. a middle transposable; 10. a positioning seat II; 11. a wiring terminal; 12. a transmission rod; 13. resistance cards; 14. a glass fiber tube; 15. a gas delivery pipe I; 16. a gas delivery pipe II; 17. a silicone rubber sleeve; 18. an umbrella skirt; 19. a gas storage cavity; 20. an air bag.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1, fig. 5, an arrester for power distribution network power supply line based on wisdom platform district, including positioning seat i 1, positioning seat ii 10, positioning seat i 1 and positioning seat ii 10 all with high-voltage iron stand fixed connection, make the position of positioning seat i 1 and positioning seat ii 10 fixed, thereby make the arrester can only be in the reciprocating rotation of certain extent under the restriction of the two, the problem that the reciprocating rotation of arrester influences other parts has been avoided, positioning seat ii 10 is through circuit line and high-voltage line fixed connection, set up the sliding tray 2 that runs through on the positioning seat i 1, ground terminal 3 has been cup jointed in the activity of sliding tray 2, ground terminal 3 and earth connection fixed connection, make the arrester when reciprocating rotation, still can lead the electric current to the earth connection through ground terminal 3.
Referring to fig. 1 to 2, the top end bolted connection of ground terminal 3 has fixing base I4, set up the cloth gas chamber 5 of two symmetries in fixing base I4, the flexible pipe 6 of both sides fixedly connected with symmetry of fixing base I4, and the spring 7 of both sides fixedly connected with symmetry, the one end of flexible pipe 6 and spring 7 all with positioning seat I1 fixed connection, the opening has been seted up to the one end of flexible pipe 6, and the opening is put through with cloth gas chamber 5, make the arrester when carrying out reciprocal rotation, the flexible pipe 6 of both sides can be the tensile opposite action of compression, thereby make the flexible pipe 6 of both sides can pass through the cloth gas chamber 5 of both sides, gas-supply pipe II 16, glass fiber pipe 14 and gas-supply pipe I15 extraction or air delivery, thereby make the formation air current of glass fiber pipe 14 flow, make the quick resistance card 13 of glass fiber pipe 14 carry out the heat exchange, accelerate the heat dissipation of arrester.
Referring to fig. 2, fig. 4, stacked resistance cards 13 are placed on a fixing seat i 4, a fixing seat ii 8 is placed above the topmost resistance card 13, a middle rotary seat 9 is connected to the top end of the fixing seat ii 8 through a bolt, uniformly distributed glass fiber tubes 14 are placed on the outer sides of the resistance cards 13, one ends of the glass fiber tubes 14 are tightly attached to the outer sides of the resistance cards 13, the resistance cards 13 can exchange heat with the glass fiber tubes 14 and are fixed through the glass fiber tubes 14, the bottoms and the tops of the glass fiber tubes 14 are movably sleeved on the fixing seat i 4 and the fixing seat ii 8 respectively, the tops of the glass fiber tubes 14 are fixedly connected with symmetrical air delivery pipes i 15, one ends of the air delivery pipes i 15 are communicated with the outside, the bottoms of the glass fiber tubes 14 are fixedly connected with symmetrical air delivery pipes ii 16, the air delivery pipes ii 16 are inserted into an air distribution cavity 5, the materials of the air delivery pipes i 15 and ii 16 are made of glass fibers, the air delivery pipes i 15 and ii 16 are kept in an insulation state, and the problem of electric leakage cannot occur.
Referring to fig. 1 to 3, a silicone rubber sleeve 17 is fixedly sleeved on the outer side of the fixing base i 4, the resistor disc 13, the glass fiber tube 14 and the fixing base ii 8, an evenly distributed umbrella skirt 18 is arranged on the silicone rubber sleeve 17, a gas storage cavity 19 is formed in a protruding portion of the umbrella skirt 18, saturated gas is filled in the gas storage cavity 19, the gas density is lower than that of air, one end of the umbrella skirt 18 is fixedly connected with an air bag 20, the air bag 20 is communicated with the gas storage cavity 19, when the outside air temperature is too high, the gas in the gas storage cavity 19 absorbs heat and expands due to high temperature, the air bag 20 receives the expanded gas to deform and increase, the buoyancy of the air bag 20 is increased, at the moment, high-altitude air flow acts on the air bag 20, the air bag 20 is stressed in the moving direction of the air flow, the air bag 20 drives the lightning arrester to rotate in the moving direction of the air flow, and the lightning arrester rapidly reciprocates and rotates in a small range due to the disorder of the high-altitude air flow and the sway of the air bag 20 in cooperation with the restoring force of the springs 7 on both sides, so that the telescopic tubes 6 on both sides absorb and output the air flow are continuously taken away heat of the lightning arrester in the glass fiber tube 14.
Referring to fig. 1 and 6, the number of the positioning seats ii 10 is two, the two positioning seats ii 10 are centered and symmetrical about the transfer seat 9, opposite ends of the two positioning seats ii 10 are movably connected with the wiring terminals 11, a cross section of the wiring terminals 11 is i-shaped, one end of each wiring terminal 11 is fixedly connected with a uniformly distributed transmission rod 12, the transfer seat 9 is fixedly sleeved on the outer side of the transmission rod 12, so that the wiring terminals 11 can still carry out current transmission in a rotating state, and a symmetrical center line of the two positioning seats ii 10 and a bilateral symmetrical center line of the positioning seat i 1 are in the same plane, so that the lightning arrester can rotate in a reciprocating manner in the sliding groove 2 with the center of the transfer seat 9 as a circle center.
The use method (working principle) of the invention is as follows:
firstly, when power frequency overvoltage, operation overvoltage and lightning striking occur in an electric wire, a strong current is transmitted to a wiring terminal 11 through a positioning seat II 10 and is transmitted to a lightning arrester through a transmission rod 12 and a transfer seat 9, the strong current is transmitted to a grounding circuit from a fixed seat I4 and a grounding terminal 3 after passing through an accumulated resistor disc 13, and when the strong current flows through the lightning arrester, the strong current exerts force on the lightning arrester to force the lightning arrester to rotate left and right in a reciprocating manner in a sliding groove 2 by taking the center of the transfer seat 9 as the center of a circle;
then, when the lightning arrester rotates to the right, the right telescopic tube 6 and the right spring 7 are pressed by the grounding terminal 3 to be compressed, so that the gas in the telescopic tube 6 is input into the right gas distribution chamber 5, and the gas is conveyed to the glass fiber tube 14 through the gas conveying tube II 16 positioned in the right gas distribution chamber 5, so that the gas flow flows in the right glass fiber tube 14 and is discharged from the right gas conveying tube I15, meanwhile, the left telescopic tube 6 and the left spring 7 are pulled by the grounding terminal 3 to be stretched, so that the external air enters the left glass fiber tube 14 through the left gas conveying tube I15, so that the gas flow flows downwards in the left glass fiber tube 14, enters the left telescopic tube 6 after entering the left gas distribution chamber 5 through the left gas conveying tube II 16, and then the lightning arrester rotates to the left side under the action of the springs 7 at the two sides and continuously performs left-right reciprocating rotation until the subsequent rotation tends to balance, so that the lightning arrester keeps static, so that the gas flow in the glass fiber tube 14 continuously, and the glass fiber tube 14 and the attached resistance sheet 13 perform heat exchange, and take away heat quickly;
finally, when the outside air temperature is too high, the high temperature will make the gas in the gas storage cavity 19 absorb heat to expand, so that the air bag 20 receives the expanded gas and deforms and increases, so that the buoyancy of the air bag 20 increases, at this time, the high-altitude airflow acts on the air bag 20, so that the air bag 20 bears the force in the movement direction of the airflow, so that the air bag 20 drives the lightning arrester to rotate in the movement direction of the airflow, so that the telescopic pipes on the two sides repeat the above actions, and the lightning arrester rapidly reciprocates in a small range by matching with the restoring force of the springs 7 on the two sides due to the disorder of the high-altitude airflow and the shaking of the air bag 20, so that the telescopic pipes 6 on the two sides continuously absorb and output the airflow, the flow of the airflow is kept in the glass fiber pipe 14, and the heat of the lightning arrester is taken away.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a distribution network is arrester for power supply line based on wisdom platform district, includes positioning seat I (1), positioning seat II (10), its characterized in that: a through sliding groove (2) is arranged on the positioning seat I (1), a grounding terminal (3) is movably sleeved in the sliding groove (2), the grounding terminal (3) is fixedly connected with a grounding wire, the top end of the grounding terminal (3) is connected with a fixed seat I (4) through a bolt, two symmetrical air distribution cavities (5) are arranged in the fixing seat I (4), two sides of the fixed seat I (4) are fixedly connected with symmetrical telescopic pipes (6), and the two sides are fixedly connected with symmetrical springs (7), stacked resistance cards (13) are placed on the fixing seat I (4), a fixing seat II (8) is placed above the topmost resistance card (13), the top end of the fixed seat II (8) is connected with a middle rotating seat (9) through a bolt, symmetrical transmission rods (12) are fixedly sleeved in the middle rotary seat (9), two ends of the transmission rod (12) are fixedly connected with wiring terminals (11), the wiring terminal (11) is movably sleeved in the positioning seat II (10), glass fiber tubes (14) which are uniformly distributed are arranged on the outer side of the resistance card (13), one end of the glass fiber tube (14) is tightly attached to the outer side of the resistance card (13), and silicone rubber sleeves (17) are fixedly sleeved on the outer sides of the fixing seats I (4), the resistance card (13), the glass fiber tube (14) and the fixing seats II (8).
2. The lightning arrester for power distribution network power supply circuit based on smart platform area of claim 1, characterized in that: the air distribution structure is characterized in that symmetrical air conveying pipes I (15) are fixedly connected to the top of the glass fiber pipe (14), one end of each air conveying pipe I (15) is communicated with the outside, symmetrical air conveying pipes II (16) are fixedly connected to the bottom of the glass fiber pipe (14), the air conveying pipes II (16) are inserted into the air distribution cavity (5), and the air conveying pipes I (15) and the air conveying pipes II (16) are made of glass fibers.
3. The lightning arrester for power distribution network power supply line based on smart platform area as claimed in claim 1, wherein: the umbrella skirt (18) is evenly distributed on the silicon rubber sleeve (17), the air storage cavity (19) is formed in the protruding part of the umbrella skirt (18), saturated gas is filled in the air storage cavity (19), and the density of the gas is smaller than that of the air.
4. The lightning arrester for power distribution network power supply line based on smart platform area of claim 3, wherein: one end of the umbrella skirt (18) is fixedly connected with an air bag (20), and the air bag (20) is communicated with the air storage cavity (19).
5. The lightning arrester for power distribution network power supply circuit based on smart platform area of claim 1, characterized in that: the positioning seat I (1) and the positioning seat II (10) are fixedly connected with a high-voltage iron frame, and the positioning seat II (10) is fixedly connected with a high-voltage wire through a circuit line.
6. The lightning arrester for power distribution network power supply line based on smart platform area as claimed in claim 1, wherein: one end of the telescopic pipe (6) and one end of the spring (7) are fixedly connected with the positioning seat I (1), one end of the telescopic pipe (6) is provided with an opening, and the opening is communicated with the air distribution cavity (5).
7. The lightning arrester for power distribution network power supply line based on smart platform area as claimed in claim 1, wherein: the number of the positioning seats II (10) is two, the two positioning seats II (10) are in central symmetry by taking the transfer seat (9) as a center, and the symmetric center lines of the two positioning seats II (10) and the bilateral symmetric center line of the positioning seat I (1) are in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210587219.0A CN114898956B (en) | 2022-05-26 | 2022-05-26 | Lightning arrester for power distribution network power supply line based on wisdom platform district |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210587219.0A CN114898956B (en) | 2022-05-26 | 2022-05-26 | Lightning arrester for power distribution network power supply line based on wisdom platform district |
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| CN114898956A CN114898956A (en) | 2022-08-12 |
| CN114898956B true CN114898956B (en) | 2022-12-02 |
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| CN202210587219.0A Active CN114898956B (en) | 2022-05-26 | 2022-05-26 | Lightning arrester for power distribution network power supply line based on wisdom platform district |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3236979A (en) * | 1961-11-27 | 1966-02-22 | Merlin Gerin | Damping resistor for electric current interrupters |
| JPS61183903A (en) * | 1985-02-07 | 1986-08-16 | ベー．ベー．ツエー・アクチエンゲゼルシヤフト・ブラウン・ボベリ・ウント・コンパニー | Manufacture of arrestor employing active comprising voltage dependent resistance material with zno as base and arrestor to be manufactured |
| EP0372106A1 (en) * | 1988-12-06 | 1990-06-13 | Asea Brown Boveri Ab | Surge arrester |
| JPH1092610A (en) * | 1996-09-10 | 1998-04-10 | Ngk Insulators Ltd | Lightning arresting element unit and its manufacture |
| JP2001023806A (en) * | 1999-07-05 | 2001-01-26 | Toshiba Corp | Lighting arrester and manufacture thereof |
| US6594133B1 (en) * | 1999-09-07 | 2003-07-15 | Abb Schweiz Ag | Surge arrester |
| JP2008160961A (en) * | 2006-12-22 | 2008-07-10 | Hokkaido Electric Power Co Inc:The | Arrester and electrical apparatus with built-in arrester |
| CN210957052U (en) * | 2019-11-30 | 2020-07-07 | 贵州电网有限责任公司 | Drainage wire connecting pipe |
| CN211604833U (en) * | 2019-12-26 | 2020-09-29 | 兴华检测(天津)有限公司 | Intelligent lightning arrester |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101828372B1 (en) * | 2017-12-01 | 2018-02-12 | 남도전기공업(주) | One-touch Connector for electric wire |
-
2022
- 2022-05-26 CN CN202210587219.0A patent/CN114898956B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3236979A (en) * | 1961-11-27 | 1966-02-22 | Merlin Gerin | Damping resistor for electric current interrupters |
| JPS61183903A (en) * | 1985-02-07 | 1986-08-16 | ベー．ベー．ツエー・アクチエンゲゼルシヤフト・ブラウン・ボベリ・ウント・コンパニー | Manufacture of arrestor employing active comprising voltage dependent resistance material with zno as base and arrestor to be manufactured |
| US4729053A (en) * | 1985-02-07 | 1988-03-01 | Bbc Brown, Boveri & Company, Limited | Process for the production of a lightning arrester and products produced thereby |
| EP0372106A1 (en) * | 1988-12-06 | 1990-06-13 | Asea Brown Boveri Ab | Surge arrester |
| JPH1092610A (en) * | 1996-09-10 | 1998-04-10 | Ngk Insulators Ltd | Lightning arresting element unit and its manufacture |
| JP2001023806A (en) * | 1999-07-05 | 2001-01-26 | Toshiba Corp | Lighting arrester and manufacture thereof |
| US6594133B1 (en) * | 1999-09-07 | 2003-07-15 | Abb Schweiz Ag | Surge arrester |
| JP2008160961A (en) * | 2006-12-22 | 2008-07-10 | Hokkaido Electric Power Co Inc:The | Arrester and electrical apparatus with built-in arrester |
| CN210957052U (en) * | 2019-11-30 | 2020-07-07 | 贵州电网有限责任公司 | Drainage wire connecting pipe |
| CN211604833U (en) * | 2019-12-26 | 2020-09-29 | 兴华检测(天津)有限公司 | Intelligent lightning arrester |
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| CN114898956A (en) | 2022-08-12 |
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