CN112039037B - Lightning protection device for power distribution line - Google Patents
Lightning protection device for power distribution line Download PDFInfo
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- CN112039037B CN112039037B CN202011004406.9A CN202011004406A CN112039037B CN 112039037 B CN112039037 B CN 112039037B CN 202011004406 A CN202011004406 A CN 202011004406A CN 112039037 B CN112039037 B CN 112039037B
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- cabinet body
- lightning
- lightning protection
- wire
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
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Abstract
The invention relates to the technical field of power distribution, in particular to a lightning protection device for a power distribution line, which comprises a cabinet body, a lightning detector, a single-phase input lead and a single-phase output lead, wherein a supporting plate is arranged on the inner side of the cabinet body, two sides far away from the supporting plate are fixedly connected to the inner side of the cabinet body, two through holes are formed in one side of the supporting plate, insulating sleeves are fixedly arranged on the inner sides of the through holes, conductive blocks are fixedly arranged on the inner sides of the insulating sleeves, the lightning detector is fixedly connected to the inner side of the cabinet body, one end of the single-phase input lead is electrically connected with the lightning detector, and a connecting lead is electrically connected to one side of the lightning detector. The lightning detector, the support plate, the insulating sleeve, the conductive block, the connecting lead, the insulating block, the conductive plate, the electric telescopic rod, the control processor, the anti-drop device and the anti-power-off device are arranged, so that the lightning protection device has the functions of automatic lightning protection, automatic circuit breaking, anti-drop, power failure prevention, short circuit prevention and the like.
Description
Technical Field
The invention relates to the technical field of power distribution, in particular to a lightning protection device for a power distribution line.
Background
Electric power is with the energy of electric energy as power, the distribution is direct in electric power system links to each other and distributes the link of electric energy to the user with the user, electric power distribution system is by the distribution electric substation, high voltage distribution lines, distribution transformer, low pressure distribution lines and corresponding control protection equipment constitute, when supplying power for switch board and power equipment among the prior art, the lightning protection is carried out through the external lightning protection earth-leakage protector's of service entrance line mode mostly, and earth-leakage lightning protection protector is when meetting the thunder and lightning, can the automatic cutout circuit, thereby can cause the power failure, there is not the function of having the power failure, and lightning protection earth-leakage protector is not suitable for the single-phase high-voltage electricity of transmission, thereby unable large-scale power equipment that is applicable to, for this reason, we have provided a lightning protection device for electric power distribution lines, be used for solving above-mentioned problem.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, lightning protection is mostly carried out in a mode that a service wire is externally connected with a lightning protection leakage protector when power distribution cabinets and power equipment are supplied, the lightning protection leakage protector can automatically cut off a circuit when lightning happens, so that power failure can be caused, the power failure prevention function is not provided, and the lightning protection leakage protector is not suitable for transmitting single-phase high voltage power and cannot be suitable for large power equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
the lightning protection device for the power distribution line comprises a cabinet body, a lightning detector, a single-phase input lead and a single-phase output lead, wherein a supporting plate is arranged on the inner side of the cabinet body, two far sides of the supporting plate are fixedly connected to the inner side of the cabinet body, two through holes are formed in one side of the supporting plate, insulating sleeves are fixedly arranged on the inner sides of the through holes, conductive blocks are fixedly arranged on the inner sides of the insulating sleeves, the lightning detector is fixedly connected to the inner side of the cabinet body, one end of the single-phase input lead is electrically connected with the lightning detector, a connecting lead is electrically connected to one side of the lightning detector, one end of the connecting lead and one end of the single-phase output lead are respectively and fixedly connected to one side of the two conductive blocks, an anti-falling device is arranged on one side of the single-phase output lead, through holes are formed in two far sides of the cabinet body, anti-abrasion rings are fixedly arranged on the inner sides of the through holes, the utility model discloses a lightning protection device, including support plate, insulating block, conducting rod, U-shaped frame, insulating block, electric conduction plate, U-shaped frame, electric magnet, insulating block groove, iron sheet groove, the equal sliding connection of single-phase input wire, single-phase output wire is inboard at the abrasionproof ring, backup pad one side is equipped with the insulating block, insulating block one side is equipped with the mounting groove, the inboard fixed current conducting plate that is equipped with of mounting groove, the equal detachable connection of conducting block one side is on current conducting plate one side, be equipped with a plurality of direction stop devices between insulating block one side and the internal one side of cabinet, the fixed a plurality of electric telescopic handle that are equipped with of internal one side of cabinet, the equal fixed U-shaped frame that is equipped with in axle head of electric telescopic handle, the fixed U-shaped frame that is equipped with in one side, insulating block one side is equipped with the iron sheet groove, the internal side of iron sheet groove is fixed is equipped with the control treater, the external weak current power supply of cabinet needs to pass through the wire, thunder and thunder detector, the anti-thunder detector, Electric telescopic handle, electro-magnet all need through wire and control treater electric connection, the internal side of cabinet is equipped with anti-power-off device.
Preferably, cabinet door is connected through the rotatable formula of hinge on one side of the cabinet body and is equipped with, the fixed connector link that is equipped with in cabinet door one side, detachable the connection on one side of the cabinet body of connector link one side.
Preferably, anti-drop device includes the mount, mount one side fixed connection is on backup pad one side, mount one side is equipped with the clamp plate, mount, clamp plate one side all are equipped with the arc wall, the arc wall inboard all is fixed and is equipped with anti-skidding protection pad, single-phase output wire establishes between two anti-skidding protection pads, the fixed a plurality of screw thread posts that are equipped with in clamp plate one side, mount one side is equipped with a plurality of tight holes of clamp, the equal sliding connection of screw thread post is inboard at the tight hole of clamp, the screw thread post outside all is equipped with the nut through threaded connection.
Preferably, direction stop device includes the guide post, guide post one end fixed connection is on insulating block one side, the fixed uide bushing that is equipped with in the internal one side of cabinet, guide post sliding connection is inboard at the uide bushing, the both sides that the uide bushing kept away from mutually all are equipped with spacing hole, the both sides that the guide post was kept away from mutually all are fixed and are equipped with the stopper, the equal sliding connection of stopper is inboard at spacing downthehole side.
Preferably, the power-off prevention device comprises a standby battery, a single-phase inverter and an electric control switch, wherein the standby battery, the single-phase inverter and the electric control switch are fixedly connected to the inner side of the cabinet body, the standby battery needs to be connected with the single-phase inverter through a wire, the single-phase inverter needs to be connected with the electric control switch through a wire, the electric control switch needs to be connected with the control processor through a wire, and the electric control switch needs to be connected with the single-phase output wire through a wire.
Preferably, conducting block one side all is equipped with the dismantlement groove, the equal detachable connection of dismantlement inslot side is equipped with the metal inserted block, equal fixed connection in metal inserted block one side is on conducting plate one side.
The lightning protection device for the power distribution line has the beneficial effects that: by arranging the lightning detector, the lightning detector has the function of automatically detecting lightning, by arranging the supporting plate, the insulating sleeve, the conductive block, the connecting lead, the insulating block, the conductive plate, the electric telescopic rod and the control processor, when the lightning exists in a circuit, the lightning detector can transmit a lightning signal to the control processor, then the control processor can control the electric telescopic rod to retract, after the electric telescopic rod retracts, the space between the conductive plate and the conductive block can be automatically cut off, so that the automatic circuit breaking is realized, the automatic lightning protection function is realized, the circuit can be cut off, the electric equipment is protected, after the lightning is eliminated, the electric telescopic rod can be controlled by the control processor to extend, the automatic power supply can be realized, the automatic power supply function is realized, the reliability of the lightning detector is greatly improved, even if the electric telescopic rod breaks down, the circuit can be normally cut off, and double guarantee can be carried out, and single-phase input wire, single-phase output wire, conducting block, the conducting plate can carry single-phase high-voltage electricity, thereby be applicable to large-scale power equipment, and can not take place short circuit fault in the single-phase power supply process, short circuit prevention function has, through setting up dropout prevention means, can prevent that single-phase output wire from taking place to drop because of external force, improve its reliability greatly, drop prevention function has, through setting up dropout prevention means, when breaking off between conducting plate and the conducting block, the steerable electrically controlled switch of control treater is opened, can supply with single-phase alternating current for single-phase output wire, make it have automatic power failure prevention function, can avoid the economic loss because of having a power failure and bring, automatic lightning protection, automatic circuit breaking, dropout prevention, prevent having a power failure, automatic power supply, prevent functions such as short circuit.
Drawings
Fig. 1 is a schematic front axial view of a lightning protection device for a power distribution line according to the present invention;
fig. 2 is a schematic front cut-away axial measurement structure diagram of a lightning protection device for a power distribution line according to the present invention;
FIG. 3 is a schematic view of a portion of the enlarged structure of the area A in FIG. 2;
fig. 4 is a schematic top-surface cutaway axial-measurement structure diagram of a lightning protection device for a power distribution line according to the present invention;
FIG. 5 is a schematic view of a partially enlarged structure of the area B in FIG. 4 according to the present invention;
fig. 6 is a schematic front partial axial view of a lightning protection device for a power distribution line according to the present invention.
In the figure: 1 cabinet body, 2 thunder and lightning detectors, 3 single-phase input leads, 4 single-phase output leads, 5 supporting plates, 6 insulating sleeves, 7 conducting blocks, 8 connecting leads, 9 anti-abrasion rings, 10 insulating blocks, 11 conducting plates, 12 electric telescopic rods, 13U-shaped frames, 14 electromagnets, 15 iron sheets, 16 control processors, 17 cabinet doors, 18 connecting buckles, 19 fixing frames, 20 clamping plates, 21 anti-skidding protection pads, 22 threaded columns, 23 nuts, 24 guide columns, 25 guide sleeves, 26 limiting holes, 27 limiting blocks, 28 standby storage batteries, 29 single-phase inverters, 30 electric control switches and 31 metal insertion blocks.
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.
Referring to fig. 1-6, a lightning protection device for power distribution lines, comprising a cabinet body 1, a lightning detector 2, a single-phase input lead 3, a single-phase output lead 4, a support plate 5 arranged inside the cabinet body 1, two sides of the support plate 5 far away from each other fixedly connected to the inside of the cabinet body 1, two through holes arranged on one side of the support plate 5, an insulating sleeve 6 fixedly arranged inside the through holes, conductive blocks 7 fixedly arranged inside the insulating sleeve 6, the lightning detector 2 fixedly connected to the inside of the cabinet body 1, one end of the single-phase input lead 3 electrically connected with the lightning detector 2 to enable the single-phase input lead to have an automatic lightning detection function, a connecting lead 8 electrically connected to one side of the lightning detector 2, one end of the connecting lead 8 and one end of the single-phase output lead 4 respectively fixedly and conductively connected to one side of the two conductive blocks 7, an anti-falling device arranged on one side of the single-phase output lead 4 to prevent the single-phase output lead 4 from falling off due to external force, greatly improving the reliability and having the function of falling prevention, both sides far away from the cabinet body 1 are provided with through holes, the inner sides of the through holes are fixedly provided with anti-abrasion rings 9, single-phase input wires 3 and single-phase output wires 4 are all connected to the inner sides of the anti-abrasion rings 9 in a sliding way, one side of the supporting plate 5 is provided with an insulating block 10, one side of the insulating block 10 is provided with a mounting groove, the inner side of the mounting groove is fixedly provided with a current-conducting plate 11, one side of the current-conducting block 7 is detachably connected to one side of the current-conducting plate 11, a plurality of guiding and limiting devices are arranged between one side of the insulating block 10 and one side of the cabinet body 1, one side of the cabinet body 1 is fixedly provided with a plurality of electric telescopic rods 12, shaft ends of the electric telescopic rods 12 are all fixedly connected to one side of the insulating block 10, one side of the cabinet body 1 is fixedly provided with a U-shaped frame 13, one side of the U-shaped frame 13 is fixedly provided with an electromagnet 14, one side of the insulating block 10 is provided with an iron sheet groove, the inner side of the iron sheet groove is fixedly provided with an iron sheet 15, the fixed control treater 16 that is equipped with in the cabinet body 1 inboard, control treater 16 need be through the external weak current power supply of wire, thunder and lightning detector 2, electric telescopic handle 12, electro-magnet 14 all needs to pass through wire and control treater 16 electric connection, when there is the thunder in the circuit, thunder and lightning detector 2 can be with thunder and lightning signal transmission to control treater 16, then the 12 retractions of the steerable electric telescopic handle of control treater 16, electric telescopic handle 12 is after the retraction, can cut off automatically between current conducting plate 11 and the conducting block 7, thereby realize automatic circuit break, thereby have automatic lightning protection function, can cut off the circuit, protect power equipment, after the thunder and lightning is eliminated, the steerable electric telescopic handle 12 of control treater stretches out, can realize automatic power supply, automatic power supply function has, 1 inboard of the cabinet body is equipped with anti-power-off device.
Specifically, cabinet door 17 is arranged on one side of cabinet body 1 through hinge rotatable connection, connecting buckle 18 is fixedly arranged on one side of cabinet door 17, and connecting buckle 18 is detachably connected on one side of cabinet body 1.
Specifically, anti-drop device includes mount 19, mount 19 one side fixed connection is on one side of backup pad 5, mount 19 one side is equipped with clamp plate 20, mount 19, clamp plate 20 one side all is equipped with the arc wall, the arc wall inboard is all fixed and is equipped with anti-skidding protection pad 21, single-phase output wire 4 is established between two anti-skidding protection pads 21, clamp plate 20 one side is fixed and is equipped with a plurality of screw thread posts 22, mount 19 one side is equipped with a plurality of clamp holes, the equal sliding connection of screw thread post 22 is inboard at clamp hole, the screw thread post 22 outside all is equipped with nut 23 through threaded connection.
Specifically, direction stop device includes guide post 24, and 24 one end fixed connection of guide post are on insulating block 10 one side, and the fixed uide bushing 25 that is equipped with in 1 internal one side of cabinet, and 24 sliding connection of guide post are inboard at uide bushing 25, and the both sides that uide bushing 25 kept away from mutually all are equipped with spacing hole 26, and the both sides that 24 kept away from mutually all are fixed and are equipped with stopper 27, and the equal sliding connection of stopper 27 is inboard at spacing hole 26.
Specifically, the power-off prevention device comprises a standby battery 28, a single-phase inverter 29 and an electric control switch 30, wherein the standby battery 28, the single-phase inverter 29 and the electric control switch 30 are fixedly connected to the inner side of the cabinet body 1, the standby battery 28 is electrically connected with the single-phase inverter 29 through a lead, the single-phase inverter 29 is electrically connected with the electric control switch 30 through a lead, the electric control switch 30 is electrically connected with the control processor 16 through a lead, and the electric control switch 30 is electrically connected with the single-phase output lead 4 through a lead.
Specifically, conductive block 7 one side all is equipped with the dismantlement groove, dismantles the equal detachable connection of inslot side and is equipped with metal inserted block 31, and equal fixed connection in metal inserted block 31 one side is on conductive plate 11 one side.
The invention, through setting up the thunder and lightning detector 2 while using, make it have function of detecting thunder and lightning automatically, through setting up the shoe plate 5, insulating bush 6, conducting block 7, connecting wire 8, insulating block 10, conducting plate 11, electric telescopic link 12, control processor 16, when there is thunder and lightning in the circuit, the thunder and lightning detector 2 can transmit the thunder and lightning signal to the control processor 16, then the control processor 16 can control the electric telescopic link 12 to retract, the electric telescopic link 12 can be cut off automatically after retracting, between conducting plate 11 and conducting block 7 can be cut off automatically, thus realize the automatic circuit break, thus have automatic lightning protection function, can cut off the circuit, to protect the electrical equipment, after the thunder and lightning is eliminated, the control processor 16 can control the electric telescopic link 12 to stretch out, can realize the automatic power supply, have the automatic power supply function, through setting up electro-magnet 14, iron sheet 15, can greatly improve its reliability, even if the electric telescopic rod 12 breaks down, the circuit can be normally cut off, double guarantee can be carried out, and the single-phase input lead 3, the single-phase output lead 4, the conductive block 7 and the conductive plate 11 can transmit single-phase high voltage electricity, thereby being suitable for large-scale power equipment, having no short-circuit fault in the single-phase power supply process, having the function of short-circuit prevention, and having the advantages that by arranging the anti-drop device, can prevent the single-phase output lead 4 from falling off due to external force, greatly improves the reliability, has the function of falling off prevention, and has the advantages that through the arrangement of the power-off prevention device, when the conductive plate 11 is disconnected from the conductive block 7, the control processor 16 may control the electronically controlled switch 30 to open, the single-phase output lead 4 can be supplied with single-phase alternating current, so that the single-phase output lead has an automatic power failure prevention function, can avoid economic loss caused by power failure, and has the functions of automatic lightning protection, automatic circuit breaking, falling prevention, power failure prevention, short circuit prevention and the like.
Claims (6)
1. A lightning protection device for an electric power distribution line comprises a cabinet body (1), a lightning detector (2), a single-phase input lead (3) and a single-phase output lead (4), and is characterized in that a support plate (5) is arranged on the inner side of the cabinet body (1), two sides, far away from the support plate (5), of the support plate are fixedly connected to the inner side of the cabinet body (1), two through holes are formed in one side of the support plate (5), an insulating sleeve (6) is fixedly arranged on the inner side of each through hole, a conductive block (7) is fixedly arranged on the inner side of each insulating sleeve (6), the lightning detector (2) is fixedly connected to the inner side of the cabinet body (1), one end of the single-phase input lead (3) is electrically connected with the lightning detector (2), a connecting lead (8) is electrically connected to one side of the lightning detector (2), one end of the connecting lead (8) and one end of the single-phase output lead (4) are respectively and fixedly and conductively connected to one side of the two conductive blocks (7), the anti-falling device is arranged on one side of the single-phase output wire (4), through holes are arranged on two sides far away from the cabinet body (1), an anti-abrasion ring (9) is fixedly arranged on the inner side of each through hole, the single-phase input wire (3) and the single-phase output wire (4) are connected to the inner side of the anti-abrasion ring (9) in a sliding manner, an insulating block (10) is arranged on one side of the supporting plate (5), a mounting groove is arranged on one side of the insulating block (10), a current-conducting plate (11) is fixedly arranged on the inner side of the mounting groove, one side of the current-conducting block (7) is detachably connected to one side of the current-conducting plate (11), a plurality of guiding and limiting devices are arranged between one side of the insulating block (10) and one side of the cabinet body (1), a plurality of electric telescopic rods (12) are fixedly arranged on one side of the cabinet body (1), and shaft ends of the electric telescopic rods (12) are fixedly connected to one side of the insulating block (10), the utility model discloses a lightning protection cabinet, including the cabinet body, the cabinet body is fixed in one side and is equipped with U type frame (13), fixed electro-magnet (14) that is equipped with in U type frame (13) one side, insulating block (10) one side is equipped with the iron sheet groove, iron sheet inslot side is fixed and is equipped with iron sheet (15), the cabinet body (1) inboard is fixed and is equipped with control treater (16), control treater (16) need be through the external weak current power supply of wire, lightning detector (2), electric telescopic handle (12), electro-magnet (14) all need be through wire and control treater (16) electric connection, the cabinet body (1) inboard is equipped with anti-power-failure device.
2. The lightning protection device for the power distribution line according to claim 1, wherein a cabinet door (17) is rotatably connected to one side of the cabinet body (1) through a hinge, a connecting buckle (18) is fixedly arranged on one side of the cabinet door (17), and one side of the connecting buckle (18) is detachably connected to one side of the cabinet body (1).
3. The lightning protection device for the power distribution line according to claim 1, wherein the anti-drop device comprises a fixing frame (19), one side of the fixing frame (19) is fixedly connected to one side of a supporting plate (5), one side of the fixing frame (19) is provided with a clamping plate (20), one sides of the fixing frame (19) and the clamping plate (20) are provided with arc-shaped grooves, the inner sides of the arc-shaped grooves are fixedly provided with anti-slip protection pads (21), the single-phase output lead (4) is arranged between the two anti-slip protection pads (21), one side of the clamping plate (20) is fixedly provided with a plurality of threaded columns (22), one side of the fixing frame (19) is provided with a plurality of clamping holes, the threaded columns (22) are slidably connected to the inner sides of the clamping holes, and the outer sides of the threaded columns (22) are provided with nuts (23) through threaded connections.
4. The lightning protection device for the power distribution line according to claim 1, wherein the guiding and limiting device comprises a guiding post (24), one end of the guiding post (24) is fixedly connected to one side of the insulating block (10), a guiding sleeve (25) is fixedly arranged on one side in the cabinet body (1), the guiding post (24) is slidably connected to the inner side of the guiding sleeve (25), limiting holes (26) are respectively arranged on two sides of the guiding sleeve (25) which are far away from each other, limiting blocks (27) are respectively fixedly arranged on two sides of the guiding post (24) which are far away from each other, and the limiting blocks (27) are respectively slidably connected to the inner sides of the limiting holes (26).
5. The lightning protection device for the power distribution line according to claim 1, wherein the lightning protection device comprises a backup battery (28), a single-phase inverter (29) and an electric control switch (30), the backup battery (28), the single-phase inverter (29) and the electric control switch (30) are all fixedly connected to the inner side of the cabinet body (1), the backup battery (28) needs to be electrically connected with the single-phase inverter (29) through a wire, the single-phase inverter (29) needs to be electrically connected with the electric control switch (30) through a wire, the electric control switch (30) needs to be electrically connected with the control processor (16) through a wire, and the electric control switch (30) needs to be electrically connected with the single-phase output wire (4) through a wire.
6. The lightning protection device for the power distribution line according to claim 1, wherein the conductive blocks (7) are provided with disassembly grooves on one side, metal plug blocks (31) are detachably connected on the inner sides of the disassembly grooves, and the metal plug blocks (31) are fixedly connected on one side of the conductive plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004406.9A CN112039037B (en) | 2020-09-22 | 2020-09-22 | Lightning protection device for power distribution line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004406.9A CN112039037B (en) | 2020-09-22 | 2020-09-22 | Lightning protection device for power distribution line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112039037A CN112039037A (en) | 2020-12-04 |
| CN112039037B true CN112039037B (en) | 2022-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011004406.9A Expired - Fee Related CN112039037B (en) | 2020-09-22 | 2020-09-22 | Lightning protection device for power distribution line |
Country Status (1)
| Country | Link |
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| CN (1) | CN112039037B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114374265B (en) * | 2022-01-05 | 2024-04-26 | 国网山东省电力公司烟台市福山区供电公司 | Voltage node voltage stabilizing device |
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| US4291291A (en) * | 1979-09-18 | 1981-09-22 | North American Philips Controls Corp. | Circuit breaker provided with collapsible telescoping linkage |
| CN207426804U (en) * | 2017-10-24 | 2018-05-29 | 浙江京禾电子科技有限公司 | A kind of long-range distribution network systems |
| CN208284979U (en) * | 2018-06-06 | 2018-12-25 | 张峰 | A kind of electric power distribution line lightning arrester |
| CN208336860U (en) * | 2018-05-24 | 2019-01-04 | 李宗宝 | A kind of intelligent lightning protecting power distribution equipment |
| CN111342284A (en) * | 2020-03-04 | 2020-06-26 | 安徽英驰电气科技有限公司 | Lightning protection electric connector |
| CN211456691U (en) * | 2019-12-03 | 2020-09-08 | 黑龙江省气象灾害防御技术中心 | Multi-pulse lightning protection device of current transmission equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7098619B2 (en) * | 2004-01-28 | 2006-08-29 | Stridsberg Innovation Ab | Actuator and movement linkage system |
-
2020
- 2020-09-22 CN CN202011004406.9A patent/CN112039037B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4291291A (en) * | 1979-09-18 | 1981-09-22 | North American Philips Controls Corp. | Circuit breaker provided with collapsible telescoping linkage |
| CN207426804U (en) * | 2017-10-24 | 2018-05-29 | 浙江京禾电子科技有限公司 | A kind of long-range distribution network systems |
| CN208336860U (en) * | 2018-05-24 | 2019-01-04 | 李宗宝 | A kind of intelligent lightning protecting power distribution equipment |
| CN208284979U (en) * | 2018-06-06 | 2018-12-25 | 张峰 | A kind of electric power distribution line lightning arrester |
| CN211456691U (en) * | 2019-12-03 | 2020-09-08 | 黑龙江省气象灾害防御技术中心 | Multi-pulse lightning protection device of current transmission equipment |
| CN111342284A (en) * | 2020-03-04 | 2020-06-26 | 安徽英驰电气科技有限公司 | Lightning protection electric connector |
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