CN108963844A - Arrester discharge counter live replacing device - Google Patents
Arrester discharge counter live replacing device Download PDFInfo
- Publication number
- CN108963844A CN108963844A CN201811113124.5A CN201811113124A CN108963844A CN 108963844 A CN108963844 A CN 108963844A CN 201811113124 A CN201811113124 A CN 201811113124A CN 108963844 A CN108963844 A CN 108963844A
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- Prior art keywords
- discharge counter
- connection
- arrester
- cabinet
- shell
- 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
- 238000009413 insulation Methods 0.000 claims description 9
- 230000003068 static effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
- H02G13/60—Detecting; Measuring; Sensing; Testing; Simulating
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The present invention provides a kind of arrester discharge counter live replacing devices, are related to electrical measurement engineering device technique field.Arrester discharge counter live replacing device includes cabinet, discharge counter component and the first connection contact;Cabinet is projecting inward to be provided with contactor, and contactor is equipped with the first connector, and the first connection contact is connected to inside contactor;Discharge counter component includes discharge counter, and the one side of discharge counter component is equipped with the second connector, and the one side of the second connection contact protrusion discharge counter component of discharge counter, first connector and the second connector are connected with each other.It solves in the prior art, the technical issues of replacement by the way of power failure to discharge counter.First connector of the invention enables to the second connection contact to connect contact connection with first with the second connector, realizes the conducting of arrester and discharge counter.
Description
Technical field
The present invention relates to electrical measuring device technical fields, more particularly, to a kind of arrester discharge counter charged for replacement
Device.
Background technique
Arrester is continued for protecting electrical equipment against high transient overvoltage and endangering and limit time of afterflow and also often limit
A kind of electric appliance of amplitude is flowed, arrester is also referred to as over-voltage protector, overvoltage limiter;And discharge counter is to be connected on to keep away
For thunder device in the following, being used to record lightning arrestor movement number, output electric equipment lightning protection is continuously improved in grasp thunder activity law
Reliability guards electrically setting for the operating condition of the service life and research electric system of arrester in atmospheric over-voltage effect
Standby, realization detects the situation of arrester, to be coped with for thunder and lightning situation.
Because of situations such as dampness, arrester multiple discharge, arrester discharge counter internal damage, pointer will be caused de-
Fall or the defects of glass surface is smudgy, it is existing it is mostly be using by the way of the replacement arrester discharge counter that has a power failure.
But the quantity of arrester discharge counter damage is more, larger workload needed for the replacement that has a power failure, and has a power failure and subtract
Effective supplying power for outside time and electricity sales amount are lacked, have reduced the reliability of Electricity customers power supply, also add power supply enterprise
Economic operation cost, Business Economic Benefit are impaired;While when specification and the inconsistent position of arrester discharge counter fixing end,
It also needs redrilling to be used as dead earth point, replaces low efficiency.
Summary of the invention
The purpose of the present invention is to provide a kind of arrester discharge counter live replacing devices, to solve in the prior art
It is existing, the technical issues of being replaced by the way of power failure to discharge counter, replace low efficiency.
A kind of arrester discharge counter live replacing device provided by the invention, including cabinet, discharge counter component
With the first connection contact;
The cabinet is projecting inward to be provided with contactor, and the protruding end of the contactor is equipped with the first connector, and described first
Connection contact is connected to inside contactor, and one end of the first connection contact and the output end of arrester connect;The electric discharge
Counter assembly includes discharge counter, and the one side of the discharge counter component is equipped with the second connector, discharge counter
Second connection contact protrudes the one side of the discharge counter component, and first connector and the second connector are connected with each other,
So that the other end that the second connection contact of discharge counter connect contact with first is connected to, the first connection contact and cabinet
It is connected by insulation board, the ground terminal of the discharge counter component is connect with cabinet.
Further, the discharge counter component further includes shell and fixing piece;
The second connection contact is located on discharge counter, and the shell is equipped with through-hole, the second connection contact
It is pierced by through-hole, the shell is connect with discharge counter by fixing piece.
Further, the shell is equipped with mount hole, is equipped with hanging part, the mount hole and hanging part in the cabinet
Connection, so that discharge counter connected to the housing is connect with the contactor on cabinet.
Further, the shell is equipped with handle hole.
Further, the cabinet is equipped with the logical line of interim jump for ground connection.
Further, the quantity of the mount hole is multiple, and multiple mount holes are evenly arranged on the side of shell;
The hanging part is correspondingly arranged with mount hole, and the quantity of the hanging part is corresponding more with mounting hole number
It is a.
Further, the shell is equipped with connection through slot, and the fixing piece passes through the connection through slot, so that discharge gage
Number device is connect with shell.
Further, the cabinet includes upper box lid, the first side cover, the second side cover and third side cover;
First side cover, the second side cover and third side cover surround placed cavity, and the upper box lid is connected to the upper of placed cavity
Side, the discharge counter and shell are connected to the side of the close placed cavity of the second side cover.
Further, the first connection contact is Mume flower contact, and the second connection contact is static contact.
Further, first connector is magnet, and second connector is also magnet.
Arrester discharge counter live replacing device provided by the invention, the cabinet is projecting inward to be equipped with contactor, institute
The protrusion end face for stating contactor is equipped with the first connector, and the first connection contact is connected to the inside of contactor, and described the
The left end of one connection contact and the output end of arrester connect, and realize arrester discharge counter live replacing device and arrester
Connection;The left side of the discharge counter component is equipped with the second connector, and the second connection contact of discharge counter component
The left side for protruding the discharge counter component, when the first connector is connect with the second connector, discharge counter component
Second connection contact connect contact connection with first inside contactor just, realizes the conducting of arrester and discharge counter;
The first connection contact is connected to cabinet by insulation board, and the ground terminal of discharge counter component is connect with cabinet, and cabinet connects
The turn on process for finally realizing entire electric current to cabinet from lightning rod to discharge counter is realized on ground;Using lightning arrester discharge
When counter live replacing device, only need to by way of insulation (such as operator takes insulating glove) by the first connector with
The connection of second connector, without the operation having a power failure to discharge counter, replacement and disassembly discharge counter are convenient.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of arrester discharge counter live replacing device provided in an embodiment of the present invention;
Fig. 2 is the main view of arrester discharge counter live replacing device provided in an embodiment of the present invention;
Fig. 3 be Fig. 2 in A-A to structural schematic diagram;
Fig. 4 is the structural schematic diagram of B-B direction in Fig. 2;
Fig. 5 is the first connection contact and case of arrester discharge counter live replacing device provided in an embodiment of the present invention
The structural schematic diagram of body connection;
Fig. 6 is the main view of the cabinet of arrester discharge counter live replacing device provided in an embodiment of the present invention;
Fig. 7 is the main view of the shell of arrester discharge counter live replacing device provided in an embodiment of the present invention.
Icon: 100- cabinet;200- discharge counter component;The connection contact of 300- first;400- insulation board;101- contact
Device;The first connector of 102-;103- hanging part;104- temporarily jumps logical line;105- upper box lid;The first side cover of 106-;107- second
Side cover;108- third side cover;201- discharge counter;The second connector of 202-;The connection contact of 203- second;204- shell;
205- fixing piece;206- ground terminal;2041- through-hole;2042- mount hole;2043- handle hole;2044- connection through slot.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings,
Be merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, such as there is term "
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " peace such as occur
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
The present invention provides a kind of arrester discharge counter live replacing device, the arrester discharge counter electrification
More changing device includes cabinet 100, discharge counter component 200 and the first connection contact 300;The projecting inward setting of the cabinet 100
There is contactor 101, the protruding end of the contactor 101 is equipped with the first connector 102, and the first connection contact 300 is connected to
Inside contactor 101, one end of the first connection contact 300 and the output end of arrester are connected;The discharge counter group
Part 200 includes discharge counter 201, and the one side of the discharge counter component 200 is equipped with the second connector 202, and electric discharge counts
Second connection contact 203 of device 201 protrudes the one side of the discharge counter component 200, first connector 102 and second
Connector 202 is connected with each other, so that the other end that the second connection contact 203 of discharge counter 201 connect contact 300 with first
Connection, the first connection contact 300 are connect with cabinet 100 by insulation board 400, and the discharge counter component 200 connects
Ground terminal 206 is connect with cabinet 100.
As shown in Figs 1-4, by taking the direction of Fig. 3 as an example, the cabinet 100 is projecting inward to be provided with contactor 101, the contact
The left end of device 101 is equipped with the first connector 102, and the first connection contact 300 is connected to inside contactor 101, the electric discharge
The right side of counter assembly 200 is equipped with the second connector 202, and the second connection contact 203 of the discharge counter 201 protrudes
The right side of the discharge counter 201;As shown in figure 5, the rear end of the first connection contact 300 and the output end of arrester
The rear end of connection, the first connection contact 300 is connect by insulation board 400 with cabinet 100, the discharge counter component
200 ground terminal 206 is connect with cabinet 100;When needing to replace discharge counter 201, the discharge counter that will need to directly replace
Component 200 and contactor 101 are detached from, and (such as operator takes insulating glove) puts new by way of insulation later
Second connector 202 of electric counter 201 is connect with the first connector 102 of cabinet 100, and the of the discharge counter 201
Two connection contacts 203 can connect the connection of contact 300 with first in cabinet 100, realize discharge counter 201 and arrester
Connection, the ground terminal 206 of discharge counter component 200 are connect with cabinet 100, realize the conducting in entire circuit, without to electric discharge
The operation that counter 201 has a power failure, replacement and disassembly 201 convenience of discharge counter;The ground terminal of discharge counter component 200
206 connect with cabinet 100, so that discharge counter component 200 is connected to outside grounded screen;First connection contact 300 passes through exhausted
Listrium 400 is connect with cabinet 100, so that the first connection contact 300 and cabinet 100 keep insulating, avoids the danger got an electric shock.
As described in Figure 1, the structure of the contactor 101 includes the first side connecting plate, the second side connecting plate, the connection of third side
Plate and bottom plate, first side connecting plate are arranged in parallel with the second side connecting plate, first side connecting plate and second side connection
Plate is connect with the inner sidewall of cabinet 100, and the left side of the third side connecting plate is connect with the first side connecting plate, the connection of third side
The right side of plate is connect with the second side connecting plate, and bottom plate is connected to the first side connecting plate, the second side connecting plate and third side connecting plate
Bottom face on, the third side connecting plate is equipped with through hole, and the front end of third side connecting plate is arranged in the first connector 102
On face, discharge counter component 200 second connection contact 203 pass through through hole, be arranged in inside contactor 101 first
Contact 300 is connected to connect.
Further, the discharge counter component 200 further includes shell 204 and fixing piece 205;The second connection touching
First 203 are located on discharge counter 201, and the shell 204 is equipped with through-hole 2041, and the second connection contact 203 is pierced by logical
Hole 2041, the shell 204 are connect with discharge counter 201 by fixing piece 205.
As shown in Fig. 2, the second connection contact 203 is located on discharge counter 201, before the shell 204 is equipped with
Perforative through-hole 2041 afterwards, the second connection contact 203 are pierced by the through-hole 2041, facilitate the second connection contact 203 and connect
The connection of the first connection contact 300 in tentaculum 101, passes through fixing piece 205 between the shell 204 and discharge counter 201
Connection facilitates the connection for realizing discharge counter 201 and contactor 101.
It should be noted that the fixing piece 205 be screw, pin or other can play the part of connection function.
Further, the shell 204 is equipped with mount hole 2042, and hanging part 103 is equipped in the cabinet 100, described
Mount hole 2042 is connect with hanging part 103, so that the contactor on the discharge counter 201 connecting with shell 204 and cabinet 100
101 connections.
As shown in fig. 6, the cabinet 100 is equipped with the hanging part 103 of vertical direction setting, as shown in fig. 7, the shell
The upside of 204 front end face is equipped with mount hole 2042, and when needing to install discharge counter 201, operator is by way of insulation
Mount hole 2042 is connect with hanging part 103, realizes the fixation of the link position on contactor 101 of discharge counter component 200,
Guarantee the stability of connection structure;Later, by the connection of the first connector 102 and the second connector 202, so that electric discharge counts
The second connection contact 203 on device 201 connect the connection of contact 300 with first in contactor 101.
Further, the shell 204 is equipped with handle hole 2043.
As shown in fig. 7, the upper end of the shell 204 is equipped with handle hole 2043, operator installs discharge counter component
When 200, insulating bar can be directly used, by insulating bar insertion operation hole 2043, by insulating bar by discharge counter component
200 are articulated on contactor 101, realize the company that the second connection contact 203 of discharge counter 201 connect contact 300 with first
It connects, operating process is simple and convenient, avoids by contacting electric shock phenomenon occurred between operator;It is counted when needing to dismantle electric discharge
When device assembly 200, directly discharge counter component 200 is pulled open using insulating bar from hanging part 103, counts electric discharge
Device assembly 200 falls off from hook, and electrification disassembly discharge counter 201 can be realized.
It should be noted that handle hole 2043 also is provided on the lower end of the shell 204, by the way that two handle holes are arranged
2043, operator when using insulating bar, can two handle holes 2043 use simultaneously so that operator is firmly uniform, praise
Shell 204 is more stable, and shell 204 is avoided to occur the phenomenon that sliding from insulating bar during praising.
Further, the cabinet 100 is equipped with the logical line 104 of interim jump for ground connection.
As shown in Fig. 2, being connected by screw between the upper end and cabinet 100 of the logical line 104 of the interim jump, the interim jump
Logical line 104 can be rotated around screw, after discharge counter 201 is installed, the first connection contact 300 and discharge gage of cabinet 100
The conducting of route is realized in the second connection connection of contact 203 of number device 201;After disassembling discharge counter 201, will temporarily it jump logical
The lower end of line 104 connect contact 300 with first and is connected to, and interim jump, which leads between line 104 and cabinet 100 to be connected to, is equivalent to ground connection, keeps away
The output end of thunder device is connected to by the first connection contact 300 with the logical line 104 of interim jump, guarantees 201 ground terminal 206 of discharge counter
It is connected between cabinet 100, avoids that there is a phenomenon where get an electric shock.
It should be noted that the lower end that line 104 is led in the interim jump is equipped with hook structure, it is convenient interim jump logical line 104 with
The connection of first connection contact 300.
Further, the quantity of the mount hole 2042 is multiple, and multiple mount holes 2042 are evenly arranged on the one of shell 204
Side;The hanging part 103 is correspondingly arranged with mount hole 2042, and the quantity of the hanging part 103 is and 2042 quantity phase of mount hole
It is corresponding multiple.
As shown in fig. 7, the quantity of the mount hole 2042 is two, before two mount holes 2042 are evenly arranged on shell 204
The upper end of end face, hanging part 103 are correspondingly arranged with mount hole 2042, and the quantity of hanging part 103 is two, two hanging parts 103
It is connect respectively with two mount holes 2042, realization shell 204 is stably connected with cabinet 100.
Further, the shell 204 is equipped with connection through slot 2044, and the fixing piece 205 passes through the connection through slot
2044, so that discharge counter 201 is connect with shell 204.
As shown in fig. 7, the shell 204 is equipped with connection through slot 2044, the fixing piece 205 passes through the connection through slot
2044, discharge counter 201 and shell 204 are fastenedly connected, guarantee the integrally-built stabilization of discharge counter component 200
Property;Setting connection through slot 2044, is able to ascend the use scope of discharge counter 201, avoids the problem that repeatedly drilling.
It should be noted that the quantity of the connection through slot 2044 is two, so that discharge counter 201 and shell 204
Connection is more firm.
Further, the cabinet 100 includes upper box lid 105, the first side cover 106, the second side cover 107 and third side cover
108;First side cover 106, the second side cover 107 surround placed cavity with third side cover 108, and the upper box lid 105, which is connected to, to be put
The top of chamber is set, the discharge counter 201 is connected to the side of the close placed cavity of the second side cover 107 with shell 204.
As shown in Figure 1, first side cover 106, the second side cover 107 surround placed cavity, the top box with third side cover 108
Lid 105 is connected to the top of the first side cover 106, the second side cover 107 and third side cover 108, discharge counter 201 and shell 204
It is connected on the second side cover 107, upper box lid 105 plays one to the discharge counter 201 and shell 204 that are placed on inside placed cavity
Fixed protective effect avoids the experience of discharge counter 201 from exposing to the sun and rain, greatly improves the service life of discharge counter 201.
Further, the first connection contact 300 is Mume flower contact, and the second connection contact 203 is static contact.
The first connection contact 300 is Mume flower contact, and the second connection contact 203 is static contact, the plum blossom touching
Head is equipped with spring, and after static contact is inserted into Mume flower contact, static contact clamping can be formed arrester lead to discharge gage by spring
The good conducting circuit of number device 201, avoids the disengaging of static contact and Mume flower contact.
Further, first connector 102 is magnet, and second connector 202 is also magnet.
First connector 102 and the second connector 202 are magnet, and the attraction between two magnet can be realized first
The close connection between contact 300 and the second connection contact 203 is connected, so that between contactor 101 and discharge counter 201
Connection.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of arrester discharge counter live replacing device, which is characterized in that including cabinet, discharge counter component and
One connection contact;
The cabinet is projecting inward to be provided with contactor, and the protruding end of the contactor is equipped with the first connector, first connection
Contact is connected to inside contactor, and one end of the first connection contact and the output end of arrester connect;The electric discharge counts
Device assembly includes discharge counter, and the one side of the discharge counter component is equipped with the second connector, and the second of discharge counter
Connection contact protrudes the one side of the discharge counter component, and first connector and the second connector are connected with each other, so that
The other end that second connection contact of discharge counter connect contact with first is connected to, and the first connection contact passes through with cabinet
Insulation board connection, the ground terminal of the discharge counter component are connect with cabinet.
2. arrester discharge counter live replacing device according to claim 1, which is characterized in that the electric discharge counts
Device assembly further includes shell and fixing piece;
The second connection contact is located on discharge counter, and the shell is equipped with through-hole, and the second connection contact is pierced by
Through-hole, the shell are connect with discharge counter by fixing piece.
3. arrester discharge counter live replacing device according to claim 2, which is characterized in that set on the shell
There is mount hole, be equipped with hanging part in the cabinet, the mount hole is connect with hanging part, so that electric discharge connected to the housing counts
Device is connect with the contactor on cabinet.
4. arrester discharge counter live replacing device according to claim 3, which is characterized in that set on the shell
There is handle hole.
5. arrester discharge counter live replacing device according to claim 1, which is characterized in that set on the cabinet
There is the logical line of interim jump for ground connection.
6. arrester discharge counter live replacing device according to claim 3, which is characterized in that the mount hole
Quantity be it is multiple, multiple mount holes are evenly arranged on the side of shell;
The hanging part is correspondingly arranged with mount hole, and the quantity of the hanging part is corresponding multiple with mounting hole number.
7. arrester discharge counter live replacing device according to claim 2, which is characterized in that set on the shell
There is connection through slot, the fixing piece passes through the connection through slot, so that discharge counter is connect with shell.
8. arrester discharge counter live replacing device according to claim 1, which is characterized in that the cabinet includes
Upper box lid, the first side cover, the second side cover and third side cover;
First side cover, the second side cover and third side cover surround placed cavity, and the upper box lid is connected to the top of placed cavity, institute
State the side that discharge counter is connected to the close placed cavity of the second side cover with shell.
9. arrester discharge counter live replacing device according to claim 1, which is characterized in that first connection
Contact is Mume flower contact, and the second connection contact is static contact.
10. arrester discharge counter live replacing device according to claim 1, which is characterized in that described first connects
Fitting is magnet, and second connector is also magnet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811113124.5A CN108963844A (en) | 2018-09-21 | 2018-09-21 | Arrester discharge counter live replacing device |
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Application Number | Priority Date | Filing Date | Title |
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CN201811113124.5A CN108963844A (en) | 2018-09-21 | 2018-09-21 | Arrester discharge counter live replacing device |
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CN108963844A true CN108963844A (en) | 2018-12-07 |
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CN201811113124.5A Pending CN108963844A (en) | 2018-09-21 | 2018-09-21 | Arrester discharge counter live replacing device |
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Cited By (5)
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CN110208595A (en) * | 2019-07-11 | 2019-09-06 | 广东电网有限责任公司 | A kind of blocks rotation formula counter of lightning arrester device |
CN110233070A (en) * | 2019-07-11 | 2019-09-13 | 广东电网有限责任公司 | A kind of double-pole lock formula counter of lightning arrester device |
CN110231509A (en) * | 2019-07-11 | 2019-09-13 | 广东电网有限责任公司 | A kind of pusher counter of lightning arrester device of hook |
CN110265236A (en) * | 2019-07-11 | 2019-09-20 | 广东电网有限责任公司 | A kind of hook interlocking counter of lightning arrester device |
CN112072546A (en) * | 2020-09-07 | 2020-12-11 | 广东电网有限责任公司东莞供电局 | Method and device for replacing counter on lightning arrester |
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Cited By (5)
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---|---|---|---|---|
CN110208595A (en) * | 2019-07-11 | 2019-09-06 | 广东电网有限责任公司 | A kind of blocks rotation formula counter of lightning arrester device |
CN110233070A (en) * | 2019-07-11 | 2019-09-13 | 广东电网有限责任公司 | A kind of double-pole lock formula counter of lightning arrester device |
CN110231509A (en) * | 2019-07-11 | 2019-09-13 | 广东电网有限责任公司 | A kind of pusher counter of lightning arrester device of hook |
CN110265236A (en) * | 2019-07-11 | 2019-09-20 | 广东电网有限责任公司 | A kind of hook interlocking counter of lightning arrester device |
CN112072546A (en) * | 2020-09-07 | 2020-12-11 | 广东电网有限责任公司东莞供电局 | Method and device for replacing counter on lightning arrester |
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