CN113690089A - 10kV overhead line operating device is with electrified lubricating oil device that adds - Google Patents
10kV overhead line operating device is with electrified lubricating oil device that adds Download PDFInfo
- Publication number
- CN113690089A CN113690089A CN202010419818.2A CN202010419818A CN113690089A CN 113690089 A CN113690089 A CN 113690089A CN 202010419818 A CN202010419818 A CN 202010419818A CN 113690089 A CN113690089 A CN 113690089A
- Authority
- CN
- China
- Prior art keywords
- wall
- insulating column
- oil
- connecting rod
- insulating
- 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.)
- Pending
Links
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 23
- 239000003921 oil Substances 0.000 claims abstract description 32
- 230000001050 lubricating effect Effects 0.000 claims abstract description 6
- 239000007921 spray Substances 0.000 claims abstract description 4
- 238000002347 injection Methods 0.000 claims abstract 5
- 239000007924 injection Substances 0.000 claims abstract 5
- 230000000694 effects Effects 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 239000013589 supplement Substances 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 description 9
- 238000002955 isolation Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/026—Movable parts and contacts mounted thereon
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N11/00—Arrangements for supplying grease from a stationary reservoir or the equivalent in or on the machine or member to be lubricated; Grease cups
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N13/00—Lubricating-pumps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/18—Movable parts; Contacts mounted thereon
- H01H21/22—Operating parts, e.g. handle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/54—Lever switches with blade-type contact co-operating with one or two spring-clip contacts, e.g. knife switch
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2270/00—Controlling
- F16N2270/70—Supply
- F16N2270/72—Supply on-off
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses an electrified lubricating oil adding device for a 10kV overhead line operating mechanism, which comprises a base, a first insulating column and a second insulating column, wherein the first insulating column and the second insulating column are fixed at the upper end of the base, the upper end of the first insulating column is provided with a wire inlet connecting rod, a movable shaft penetrates between two side plates, two ends of the movable shaft, which penetrate through the side plates and extend outwards, are respectively provided with a limiting block, the circumferential side wall of the movable shaft is uniformly provided with a plurality of lubricating groove openings in a surrounding manner, the inner wall of the wire inlet connecting rod is provided with an oil pot, the upper end opening of the oil pot is communicated with an oil injection pipe, and one end of the oil injection pipe, which faces towards the movable shaft, is connected with an atomizing head. The invention overcomes the defects of the prior art, has reasonable design and compact structure, can spray the blocking position through the built-in oil pump, effectively supplements lubricating oil to the disconnecting link operating mechanism in an electrified way, greatly improves the practicability and safety, and has higher social use value and application prospect.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to an electrified lubricating oil adding device for a 10kV overhead line operating mechanism.
Background
The 10kV overhead line is mainly arranged above the ground by using a pole and a tower to transmit and distribute a distribution line of electric energy. A large number of isolation disconnecting links, column switches and the like exist on the line, and the functions of isolating faults, reducing the power failure damage range and switching power supply are achieved. With the increasingly sophisticated management of power supply reliability and the management requirements of 'four unified' power grids of province companies, the power failure of a 10kV overhead line is wide, the overhaul period is longer and longer, but an operating mechanism of an overhead line accessory (such as an isolation switch) in operation is polluted by air, the mechanism is rusted, and transmission is jammed (particularly, the isolation switch on a user side is long in operation year, not in place in maintenance, and quite prominent in jamming condition). Once the isolation switch operating mechanism has the problems of transmission jamming, incapability of operating and the like, the power of the previous stage of equipment is required to be cut off, the power cut range is enlarged, the operating time is prolonged, and negative effects are caused on the reliable operation of the equipment and the power supply of a power grid; if the isolation operation is performed forcibly, the damaged and rusty disconnecting link is easy to have the danger of supporting the breakage of the porcelain bottle, so that a larger damaged range is caused.
Therefore, the inventor provides an electrified lubricating oil adding device for a 10kV overhead line operating mechanism, which is developed based on the experience of design development and actual manufacturing in the related industry for many years, and is researched and improved aiming at the existing structure and defects, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the problems mentioned in the background technology, the invention provides an electrified lubricating oil adding device for a 10kV overhead line operating mechanism.
In order to achieve the purpose, the invention adopts the following technical scheme:
an electrified lubricating oil adding device for a 10kV overhead line operating mechanism comprises a base, a first insulating column and a second insulating column, wherein the first insulating column and the second insulating column are fixed at the upper end of the base, an incoming line connecting rod is arranged at the upper end of the first insulating column, two symmetrical side plates are arranged at the upper end of the incoming line connecting rod, a movable shaft penetrates between the two side plates, two ends, extending outwards, of the movable shaft penetrating through the side plates are respectively provided with a limiting block, a plurality of lubricating groove openings are uniformly formed in the circumferential side wall of the movable shaft in a surrounding manner, an oil can is arranged on the inner wall of the incoming line connecting rod, an oil spraying pipe is communicated with an upper end opening of the oil can, one end, facing the movable shaft, of the oil spraying pipe is connected with a spraying head, an oil pump is installed on a pipeline of the oil spraying pipe, a movable knife switch is fixedly connected to one side of the outer wall of the movable shaft, and a connecting piece is arranged at the lower side of the end portion, close to the second insulating column, the upper end face of the second insulating column is provided with a mounting groove corresponding to the connecting piece, the connecting piece extends towards the inner extending end of the mounting groove and is provided with a moving contact, a static contact corresponding to the moving contact is arranged in the mounting groove, one side of the outer wall of the lower end of the connecting piece is provided with a groove, a limiting fixture block is connected in the groove through a first spring, the upper end wall of the second insulating column is provided with a clamping groove corresponding to the limiting fixture block, one side of the clamping groove is horizontally inserted with a movable rod, and the outer extending end of the movable rod is provided with a push plate.
Preferably, the outer wall inboard of inlet wire connecting rod is equipped with the group battery, and the group battery passes through control switch electric connection with the oil pump.
Preferably, the end of the movable disconnecting link is provided with an insulating operating handle, and the inner wall of the insulating operating handle is provided with an operating through hole.
Preferably, the push pedal is equipped with the connecting rod of two symmetries towards outer wall one side of second insulating column, and the connecting rod extends to the outer wall of second insulating column, the outer wall of second insulating column is equipped with the activity hole groove that corresponds with the connecting rod.
Preferably, the outer wall of the connecting rod is sleeved with a second spring, and two ends of the second spring are respectively connected with the outer walls of the second insulating column and the push plate.
Preferably, a fixing rod is arranged on one side of the outer wall of the upper end of the first insulation column, and a compression spring is connected between the fixing rod and the movable knife switch.
Compared with the prior art, the invention has the beneficial effects that:
1. an operator uses the operating rod and hooks the operating through hole in the insulating operating handle to realize remote operation, and the limiting clamping block is clamped in the clamping groove to enhance the contact effect and realize limiting clamping;
2. the push plate pushes the movable rod and pushes the limiting clamping block open, so that the limiting clamping block is separated from the clamping groove, and the movable disconnecting link rapidly rebounds under the action of the rebounding force of the compression spring, so that rapid power failure is realized;
3. lubricating oil can spout the junction to loose axle and curb plate to realize lubricated effect, greatly reduced causes the switch to appear blocking and rusty phenomenon because of the time is of a specified duration, effectually carries out electrified supplementary lubricating oil to switch operating device, has improved practicality and security greatly.
In conclusion, the invention overcomes the defects of the prior art, has reasonable design and compact structure, can spray the blocking position through the built-in oil pump, effectively supplements lubricating oil to the disconnecting link operating mechanism in an electrified way, greatly improves the practicability and safety, and has higher social use value and application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the structure A-A of the present invention;
FIG. 3 is an enlarged view of the structure B of the present invention.
In the figure: the device comprises a base 1, a first insulating column 2, a second insulating column 3, an incoming line connecting rod 4, a side plate 5, a movable disconnecting link 6, an insulating operation handle 7, an operation through hole 8, a movable shaft 9, a limiting block 10, a lubricating notch 11, an oil can 12, an oil spraying pipe 13, an atomizing spray head 14, an oil pump 15, a battery pack 16, a control switch 17, a connecting piece 18, a movable contact 19, a fixed contact 20, an installation groove 21, a limiting clamping block 22, a first spring 23, a clamping groove 24, a movable rod 25, a push plate 26, a connecting rod 27, a movable hole groove 28, a second spring 29, a fixed rod 30 and a compression spring 31.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
Referring to fig. 1-3, an electrified lubricating oil feeding device for a 10kV overhead line operating mechanism comprises a base 1, a first insulating column 2 and a second insulating column 3, wherein the first insulating column 2 and the second insulating column 3 are fixed at the upper end of the base 1, an incoming line connecting rod 4 is arranged at the upper end of the first insulating column 2, two symmetrical side plates 5 are arranged at the upper end of the incoming line connecting rod 4, a movable shaft 9 penetrates between the two side plates 5, two ends of the movable shaft 9, which penetrate through the side plates 5 and extend outwards, are respectively provided with a limiting block 10, a plurality of lubricating notches 11 are uniformly arranged on the circumferential side wall of the movable shaft 9 in a surrounding manner, lubricating oil can be lubricated along the lubricating notches 11, so as to avoid rust and pause at the joint of the movable shaft 9 and the side plates 5, an oil can 12 is arranged on the inner wall of the incoming line connecting rod 4, an oil spraying pipe 13 is communicated with the upper end of the oil can 12, one end of the oil spraying pipe 13, which faces the movable shaft 9, is connected with a spraying head 14, an oil pump 15 is installed on a pipeline of the oil spraying pipe 13, a movable disconnecting link 6 is fixedly connected to one side of the outer wall of the movable shaft 9, a connecting piece 18 is arranged on the lower side of the end portion, close to the second insulating column 3, of the movable disconnecting link 6, a mounting groove 21 corresponding to the connecting piece 18 is arranged on the upper end face of the second insulating column 3, a movable contact 19 is arranged at the extending end of the connecting piece 18, extending towards the mounting groove 21, a fixed contact 20 corresponding to the movable contact 19 is arranged in the mounting groove 21, a groove is arranged on one side of the outer wall of the lower end of the connecting piece 18, a limiting clamping block 22 is connected in the groove through a first spring 23, a clamping groove 24 corresponding to the limiting clamping block 22 is arranged on the upper end wall of the second insulating column 3, a movable rod 25 is horizontally inserted into one side of the clamping groove 24, a push plate 26 is arranged at the extending end of the movable rod 25, a convex cambered surface is arranged at one end, close to the limiting clamping block 22, a concave cambered surface is arranged at the movable rod 25, and because the mounting groove 21 is a Y-shaped groove, the limiting fixture block 22 can be conveniently clamped in the clamping groove 24 for limiting.
Wherein, the outer wall inboard of inlet wire connecting rod 4 is equipped with group battery 16, and group battery 16 and oil pump 15 pass through control switch 17 electric connection, control oil pump 15 through control switch 17 to make the lubricating oil in the oilcan 12 can spout to loose axle 9.
Wherein, the tip of activity switch 6 is equipped with insulating operating handle 7, and the inner wall of insulating operating handle 7 is equipped with operation through-hole 8, and operating personnel can hand the action bars and catch on operation through-hole 8 and carry out remote operation.
Wherein, push pedal 26 is equipped with two symmetrical connecting rods 27 towards outer wall one side of second insulating column 3, and connecting rod 27 extends to the outer wall of second insulating column 3, and the outer wall of second insulating column 3 is equipped with the activity hole groove 28 that corresponds with connecting rod 27, and connecting rod 27 moves in activity hole groove 28.
Wherein, the outer wall of connecting rod 27 has cup jointed second spring 29, and the both ends of second spring 29 are connected with the outer wall of second insulated column 3 and push pedal 26 respectively, and the resilience effect of second spring 29 is down the activity pole 25 can push away spacing fixture block 22 and then reset.
Wherein, one side of the outer wall of the upper end of the first insulating column 2 is provided with a fixed rod 30, a compression spring 31 is connected between the fixed rod 30 and the movable knife switch 6, and the fixed rod automatically resets under the resilience force of the compression spring 31.
The working principle is as follows: in the invention, when the switch-on operation is carried out, an operator uses the operating rod and hooks the operating through hole 8 in the insulating operating handle 7, so that the moving contact 19 at the bottom of the connecting piece 18 is abutted against the static contact 20 to realize the electric conduction, and the limiting fixture block 22 is clamped in the clamping groove 24 to enhance the contact effect and realize the limiting clamping; when the switch is opened, an operator can use the operating rod remotely and abut against the push plate 26 by using the operating rod, at the moment, the push plate 26 pushes the movable rod 25 and pushes the limiting fixture block 22 open, so that the limiting fixture block 22 is separated from the clamping groove 24, and the movable knife switch 6 is rapidly rebounded under the action of the rebounding force of the compression spring 31, so that the rapid power failure is realized; and control oil pump 15 through control switch 17 to make lubricating oil in the oilcan 12 spout to loose axle 9, lubricating oil can reach the junction of loose axle 9 and curb plate 5 along lubricated notch 11 this moment, thereby realize lubricated effect, greatly reduced causes the switch to appear blocking and rusty phenomenon because of the time is of a specified duration, effectually carry out electrified supplementary lubricating oil to switch operating device, improved practicality and security greatly.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a 10kV overhead line operating device is with electrified lubricating oil device that adds, includes base (1), first insulating post (2) and second insulating post (3) are fixed in the upper end of base (1), its characterized in that: the upper end of the first insulating column (2) is provided with an inlet wire connecting rod (4), the upper end of the inlet wire connecting rod (4) is provided with two symmetrical side plates (5), a movable shaft (9) penetrates between the two side plates (5), two ends, extending outwards, of the movable shaft (9) through the side plates (5) are respectively provided with a limiting block (10), the circumferential side wall of the movable shaft (9) is uniformly provided with a plurality of lubricating notches (11) in a surrounding manner, the inner wall of the inlet wire connecting rod (4) is provided with an oil can (12), the upper end opening of the oil can (12) is communicated with an oil injection pipe (13), one end, facing the movable shaft (9), of the oil injection pipe (13) is connected with an atomizing spray head (14), an oil pump (15) is installed on a pipeline of the oil injection pipe (13), one side of the outer wall of the movable shaft (9) is fixedly connected with a movable knife switch (6), and the movable knife switch (6) is close to the lower side of the end part of the second insulating column (3) and is provided with a connecting piece (18), the upper end face of the second insulating column (3) is provided with a mounting groove (21) corresponding to the connecting piece (18), the connecting piece (18) extends towards the inside of the mounting groove (21) and is provided with a moving contact (19), a fixed contact (20) corresponding to the moving contact (19) is arranged in the mounting groove (21), one side of the outer wall of the lower end of the connecting piece (18) is provided with a groove, a limiting clamping block (22) is connected to the groove through a first spring (23), the upper end wall of the second insulating column (3) is provided with a clamping groove (24) corresponding to the limiting clamping block (22), one side of the clamping groove (24) is horizontally inserted with a movable rod (25), and the outwards extending end of the movable rod (25) is provided with a push plate (26).
2. The electrified lubricating oil adding device for the 10kV overhead line operating mechanism according to claim 1, characterized in that: the outer wall inboard of inlet wire connecting rod (4) is equipped with group battery (16), and group battery (16) and oil pump (15) are through control switch (17) electric connection.
3. The electrified lubricating oil adding device for the 10kV overhead line operating mechanism according to claim 1, characterized in that: the end part of the movable disconnecting link (6) is provided with an insulating operation handle (7), and the inner wall of the insulating operation handle (7) is provided with an operation through hole (8).
4. The electrified lubricating oil adding device for the 10kV overhead line operating mechanism according to claim 1, characterized in that: the push plate (26) is equipped with two symmetrical connecting rods (27) towards outer wall one side of second insulating column (3), and connecting rod (27) extend to the outer wall of second insulating column (3), the outer wall of second insulating column (3) is equipped with activity hole groove (28) that correspond with connecting rod (27).
5. The electrified lubricating oil adding device for the 10kV overhead line operating mechanism, according to claim 4, is characterized in that: the outer wall of the connecting rod (27) is sleeved with a second spring (29), and two ends of the second spring (29) are respectively connected with the outer walls of the second insulating column (3) and the push plate (26).
6. The electrified lubricating oil adding device for the 10kV overhead line operating mechanism according to claim 1, characterized in that: one side of the outer wall of the upper end of the first insulation column (2) is provided with a fixed rod (30), and a compression spring (31) is connected between the fixed rod (30) and the movable disconnecting link (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010419818.2A CN113690089A (en) | 2020-05-18 | 2020-05-18 | 10kV overhead line operating device is with electrified lubricating oil device that adds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010419818.2A CN113690089A (en) | 2020-05-18 | 2020-05-18 | 10kV overhead line operating device is with electrified lubricating oil device that adds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113690089A true CN113690089A (en) | 2021-11-23 |
Family
ID=78575496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010419818.2A Pending CN113690089A (en) | 2020-05-18 | 2020-05-18 | 10kV overhead line operating device is with electrified lubricating oil device that adds |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113690089A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012041977A2 (en) * | 2010-09-30 | 2012-04-05 | Siemens Aktiengesellschaft | Monitoring device for a catenary system of an overhead line installation |
| US20120273464A1 (en) * | 2011-04-27 | 2012-11-01 | Lsis Co., Ltd. | Switching mechanism for gas insulated switchgear |
| CN208142046U (en) * | 2018-04-28 | 2018-11-23 | 广东电网有限责任公司 | A kind of electrification for 10KV overhead transmission line operating mechanism adds lube plant |
| CN110118297A (en) * | 2019-06-20 | 2019-08-13 | 广东电网有限责任公司 | A kind of electrification addition lube plant for overhead transmission line |
| CN210468386U (en) * | 2019-11-06 | 2020-05-05 | 合肥开关厂有限公司 | Mining high-voltage vacuum power distribution device with grounding disconnecting link |
-
2020
- 2020-05-18 CN CN202010419818.2A patent/CN113690089A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012041977A2 (en) * | 2010-09-30 | 2012-04-05 | Siemens Aktiengesellschaft | Monitoring device for a catenary system of an overhead line installation |
| US20120273464A1 (en) * | 2011-04-27 | 2012-11-01 | Lsis Co., Ltd. | Switching mechanism for gas insulated switchgear |
| CN208142046U (en) * | 2018-04-28 | 2018-11-23 | 广东电网有限责任公司 | A kind of electrification for 10KV overhead transmission line operating mechanism adds lube plant |
| CN110118297A (en) * | 2019-06-20 | 2019-08-13 | 广东电网有限责任公司 | A kind of electrification addition lube plant for overhead transmission line |
| CN210468386U (en) * | 2019-11-06 | 2020-05-05 | 合肥开关厂有限公司 | Mining high-voltage vacuum power distribution device with grounding disconnecting link |
Non-Patent Citations (1)
| Title |
|---|
| 胡勋;陶群;万媛;黄实;: "一种检测室内侧装悬架式高压大电流隔离开关", 电气工程学报, no. 10 * |
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Effective date of abandoning: 20240308 |