CN109188060A - Counter installing mechanism - Google Patents
Counter installing mechanism Download PDFInfo
- Publication number
- CN109188060A CN109188060A CN201811129100.9A CN201811129100A CN109188060A CN 109188060 A CN109188060 A CN 109188060A CN 201811129100 A CN201811129100 A CN 201811129100A CN 109188060 A CN109188060 A CN 109188060A
- Authority
- CN
- China
- Prior art keywords
- counter
- wire jumper
- jumper part
- matrix
- contact
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/17—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values giving an indication of the number of times this occurs, i.e. multi-channel analysers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The present invention provides a kind of counter installing mechanisms, it is related to electric appliance dismounting technical field, counter installing mechanism provided by the invention, it include: matrix, positive connector and wire jumper part, positive connector is connect with matrix, and it insulate, the both ends of wire jumper part are separately connected positive connector and matrix, and wherein one end is to be detachably connected, counter installing mechanism provided by the invention, solves the technical issues of counter replacement needs grid power blackout in the prior art, disassembly counter can be charged, and convenient disassembly, do not influence operation of power networks, it can guarantee the personal safety of staff.
Description
Technical field
The present invention relates to electric appliances to dismount technical field, more particularly, to a kind of counter installing mechanism.
Background technique
Arrester is widely used in substation, because of situations such as dampness or arrester multiple discharge, will lead to arrester
The defects of counter internal damage, pointer fall off or glass surface is smudgy just needs the replacement counter of lightning arrester that has a power failure at this time,
Because number of applications is more, high failure rate causes such defects count high, timely defect elimination rate is difficult to ensure, and stops elimination of equipment defect
It need to turn to adjust the method for operation for load, increase the operation risk of power grid, influence the reliability of user；And counter fixing end
When specification or inconsistent position, it is also necessary to which redrilling is used as dead earth point.
In conclusion the installation of counter of lightning arrester in the prior art is primarily present following technical problem:
1, counter of lightning arrester failure defect elimination need to carry out equipment power failure, need to turn to adjust the method for operation for load, increase electricity
The operation risk of net influences the reliability of user；
2, counter fixing end specification or when inconsistent position, it is also necessary to which redrilling is used as dead earth point；
3, counter of lightning arrester drenches with rain because of chronic sun exposure, internal damage easily occurs, pointer falls off or glass surface is fuzzy not
Situations such as clear, needs to carry out replacement processing.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of counter installing mechanism, to solve to count in the prior art
The technical issues of device replacement needs grid power blackout.
In a first aspect, counter installing mechanism provided by the invention, comprising: matrix, positive connector and wire jumper part, it is described
Positive connector is connect with described matrix, and is insulated；
The both ends of the wire jumper part are separately connected the positive connector and described matrix；The first end of the wire jumper part with
The anode connector is flexibly connected, and the second end of the wire jumper part is detachably connected with described matrix, alternatively, the wire jumper part
First end be detachably connected with the positive connector, the second end of the wire jumper part is flexibly connected with described matrix.
With reference to first aspect, the present invention provides the first possible embodiments of first aspect, wherein the wire jumper
The first end of part is rotationally connected with described matrix.
The possible embodiment of with reference to first aspect the first, second the present invention provides first aspect are possible
Embodiment, wherein the second end setting of the wire jumper part is fluted, described when positive connector is connect with the wire jumper part
Positive connector cooperation is in the groove.
With reference to first aspect, the present invention provides the third possible embodiments of first aspect, wherein described matrix
Upper connection mounting base, the mounting base are used for the negative terminals of linkage counter.
The third possible embodiment with reference to first aspect, the 4th kind the present invention provides first aspect are possible
Embodiment, wherein the mounting base is bonded with the negative terminals of the counter by face contact.
The 4th kind of possible embodiment with reference to first aspect, the 5th kind the present invention provides first aspect are possible
Embodiment, wherein the anode connector includes the first contact and the second contact, first contact and described the
Two contacts are detachably connected, and first contact is connected to described matrix, and insulate with matrix, and second contact is used
In the positive terminal for connecting the counter.
The 5th kind of possible embodiment with reference to first aspect, the 6th kind the present invention provides first aspect are possible
Embodiment, wherein first contact is connect with second contact by being threadedly engaged.
The third possible embodiment with reference to first aspect, the 7th kind the present invention provides first aspect are possible
Embodiment, wherein the mounting base have accommodating chamber, it is described anode connector be located in the accommodating chamber, and with the peace
Fill seat insulation.
The 7th kind of possible embodiment with reference to first aspect, the 8th kind the present invention provides first aspect are possible
Embodiment, wherein the mounting base and the wire jumper part are respectively positioned on the same end face of described matrix, the mounting base direction
The side of the wire jumper part is provided with side opening.
With reference to first aspect, the present invention provides the 9th kind of possible embodiments of first aspect, wherein described matrix
For cabinet, the anode connector and the wire jumper part are arranged in the cabinet.
The embodiment of the present invention brings following the utility model has the advantages that being connect using positive connector with matrix, and insulate；Wire jumper part
Both ends be separately connected positive connector and matrix；The first end of wire jumper part is flexibly connected with positive connector, and the of wire jumper part
Two ends are detachably connected with matrix, alternatively, the first end of wire jumper part is detachably connected with positive connector, the second end of wire jumper part
The mode being flexibly connected with matrix, matrix is for being grounded, and positive connector is for connecting arrester, and positive connector is for connecting
The positive terminal for connecing counter is connected positive connector with matrix by wire jumper part when needing to dismount counter, thus
Make arrester ground, and then disassembly counter can be charged, and convenient disassembly, do not influence operation of power networks, it is ensured that work
The personal safety of personnel.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
Technical solution in order to illustrate more clearly of the specific embodiment of the invention or in the related technology, below will be to specific
Attached drawing needed in embodiment or description of Related Art is 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 main view of counter installing mechanism provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram of counter installing mechanism and counter provided in an embodiment of the present invention；
Fig. 3 is counter installing mechanism provided in an embodiment of the present invention and counter cross-sectional view A；
Fig. 4 is the counter installing mechanism of counter installing mechanism provided in an embodiment of the present invention and counter section view
Scheme B；
Fig. 5 is the counter installing mechanism of counter installing mechanism provided in an embodiment of the present invention and looking up for counter
Figure；
Fig. 6 is the schematic diagram of counter installing mechanism and counter provided in an embodiment of the present invention.
Icon: 1- matrix；2- anode connector；The first contact of 21-；The second contact of 22-；3- wire jumper part；4- is counted
Device；5- mounting base.
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 term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is 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 " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment one
As shown in Figure 1, counter installing mechanism provided in an embodiment of the present invention, comprising: matrix 1, positive connector 2 and jump
Line piece 3, positive connector 2 are connect with matrix 1, and are insulated；
The both ends of wire jumper part 3 are separately connected positive connector 2 and matrix 1；The first end of wire jumper part 3 and positive connector 2
It is flexibly connected, second end and the matrix 1 of wire jumper part 3 are detachably connected, alternatively, the first end of wire jumper part 3 and positive connector 2 can
The second end of dismantling connection, wire jumper part 3 is flexibly connected with matrix 1.
Specifically, positive connector 2 is used for the positive terminal of linkage counter 4, and positive connector 2 and arrester phase
Electric current, to make arrester when by being struck by lightning, can be transmitted to counter 4 by connection；The negative terminals and base of counter 4
Body 1 is grounded, and can be connect positive connector 2 with matrix 1 by wire jumper part 3, and then realizes that positive connector 2 is grounded.
One end of wire jumper part 3 is movably connected on positive connector 2 or matrix 1；Such as: the first end connection of wire jumper part 3 is just
Pole connector 2, wire jumper part 3 are conducting wire, the second end of conducting wire can wind or using wire clamp by way of detachably connected base
Body 1；Alternatively, the first end of wire jumper part 3 connects matrix 1, wire jumper part 3 is conducting wire, and the second end of conducting wire is by winding or using line
The detachably connected positive connector 2 of the mode of folder.In addition, wire jumper part 3 can also use metal rod, one end of metal rod
Overlap joint is connected to matrix 1 with positive connector 2, the other end of metal rod.Wire jumper part 3 be movably connected on positive connector 2 or
Matrix 1, flexible connection herein include being connected and being rotatablely connected using flexible conducting wire.
It should be noted that the first end of wire jumper part 3 is connected to matrix 1 or positive connector 2 when counter 4 works, jump
The second end of line piece 3 does not contact matrix 1 and positive connector 2, to make the anode of arrester, positive connector 2, counter 4
Terminals form positive access, and the negative terminals and matrix 1 of counter 4 are grounded, and thus counter 4 operates normally, and are used for
The number of shocks that detection arrester is subjected to；When needing to dismantle counter 4, the first end of wire jumper part 3 is made to be connected to matrix 1, wire jumper
The second end of part 3 is connected to positive connector 2, and arrester, positive connector 2, wire jumper part 3 and matrix 1 are grounded, at this point, by
In counter 4 by 1 short circuit of wire jumper part 3 and matrix, so as to carry out the dismounting of counter 4 in network live.In addition,
When dismounting counter 4, arrester, positive connector 2, wire jumper part 3 and matrix 1 are grounded, so as to avoid staff
Electric shock, and then guarantee the personal safety of staff.
In embodiments of the present invention, the first end of wire jumper part 3 is rotationally connected with matrix 1.Wherein, wire jumper part 3 is that rigidity is led
The first end of body, wire jumper part 3 is rotatably connected on matrix 1 by pin shaft, and the second end of wire jumper part 3 can turn with wire jumper part 3
It is dynamic to be overlapped in positive connector 2 or separated with positive connector 2.When wire jumper part 3 is overlapped in positive connector 2, anode connection
Part 2, wire jumper part 3 and matrix 1 are sequentially connected and are grounded, so as to 4 short circuit of counter that will be connected on positive connector 2；
When wire jumper part 3 is separated with positive connector 2, the positive terminal of counter 4, positive connector 2 and arrester are sequentially connected,
Counter 4 can detecte number of shocks suffered by arrester.
As shown in Figures 2 and 3, the second end setting of wire jumper part 3 is fluted, when positive connector 2 is connect with wire jumper part 3,
The positive cooperation of connector 2 is in groove.
Specifically, positive connector 2 is plugged in the groove of wire jumper part 3, to realize wire jumper part 3 and positive connector 2
Connection.At this point, positive connector 2, wire jumper part 3 and matrix 1 are sequentially connected and are grounded, positive connector 2 is fitted in groove, from
And the contact area of groove Yu wire jumper part 3 is increased, and then increase the area of passage between positive connector 2 and wire jumper part 3,
When arrester is by being struck by lightning, electric current can be successively by positive connector 2, wire jumper part 3 and the conduction of matrix 1 to greatly.
As shown in Figure 3 and Figure 4, mounting base 5 is connected on matrix 1, mounting base 5 is used for the negative terminals of linkage counter 4.
Specifically, the positive terminal of counter 4 is connected to positive connector 2, and the negative terminals of counter 4 are connected to
Mounting base 5, counter 4 are bonded with mounting base 5, counter 4 are supported by mounting base 5, to ensure between counter 4 and matrix 1
There are certain gaps, so that wire jumper part 3 can be connected to positive connector 2 by the gap between counter 4 and matrix 1.
Further, mounting base 5 is bonded with the negative terminals of counter 4 by face contact.Wherein, counter 4 is negative
Pole terminals are bonded with mounting base 5 by face contact without using the wiring part of protrusion by the negative terminals of counter 4,
It so that mounting base 5 is supported counter 4, but also eliminate connection, be conducive to the disassembly efficiency for improving counter 4,
And the wiring faults rate of counter 4 can be reduced.
As shown in figure 4, positive connector 2 includes the first contact 21 and the second contact 22, the first contact 21 and the
Two contacts 22 are detachably connected, and the first contact 21 is connected to matrix 1, and insulate with matrix 1, and the second contact 22 is used for
The positive terminal of linkage counter 4.
Specifically, the second contact 22 is the positive terminal of counter 4 or the positive terminal for being connected to counter 4
Binding post, the first contact 21 are pipe fitting, and the second contact 22 is plugged in pipe fitting, are achieved in the first contact 21 and second
Contact 22 connects.When the first contact 21 is connect with the second contact 22, the negative terminals of mounting base 5 and counter 4
It is bonded by face contact, the positive terminal of counter 4, the second contact 22, the first contact 21 and arrester are sequentially connected.
Alternatively, the second contact 22 is pipe fitting, the first contact 21 is binding post, can also make the second contact 22 and the first contact 21
It is detachably connected by plugging realization.
Further, the first contact 21 is connect with the second contact 22 by being threadedly engaged.
Specifically, the first contact 21 is swivel nut, the second contact 22 is screw rod, and swivel nut is fixedly connected on matrix 1, screw rod
Be fixedly connected on the positive terminal of counter 4, revolution meter 4 rotates about the axis screw rod in swivel nut, by swivel nut with
Screw rod cooperation, may be implemented the dismounting of counter 4.Cooperated by swivel nut and screw rod, can not only be made tight between swivel nut and screw rod
Contiguity touching forms conducting circuit, and may insure that the negative terminals of counter 4 can be fitted closely in mounting base 5, to protect
The earth-return circuit for demonstrate,proving the negative terminals of counter 4 is unimpeded.Alternatively, the first contact 21 is screw rod, the second contact 22 is spiral shell
Set can also realize the disassembly of counter 4 by the second contact 22 relative to the rotation of the first contact 21.
It should be noted that can be used insulating bar to substitute direct manual teardown in order to ensure operation safety, passing through insulating bar
Operational counter 4 rotates, to realize the electrification disassembly of counter 4.
Further, mounting base 5 has accommodating chamber, and positive connector 2 is located in accommodating chamber, and insulate with mounting base 5.Its
In, mounting base 5 is around positive connector 2, and when counter 4 is installed, the positive terminal of counter 4 is located in accommodating chamber, counts
The negative terminals of device 4 are connected to mounting base 5, can be exposed to avoid positive connector 2 by mounting base 5, and then even to anode
The positive terminal of fitting 2 and counter 4 is protected.
It should be noted that mounting base 5 and wire jumper part 3 are respectively positioned on the same end face of matrix 1, mounting base 5 is towards wire jumper
The side of part 3 is provided with side opening, and wire jumper part 3 may pass through side opening and be connected to positive connector 2, with realize positive connector 2,
Wire jumper part 3 and matrix 1 are grounded.
As shown in Figure 5 and Figure 6, matrix 1 is cabinet, and positive connector 2 and wire jumper part 3 are arranged in cabinet.Wherein, case
The lower ending opening of body, by magazine ac anode connector 2, wire jumper part 3, counter 4 and mounting base 5, so as to weather proof,
And direct sunlight is avoided, and then protective action is played to counter 4, avoid positive connector 2, wire jumper part 3, counter 4 and peace
It fills seat 5 to corrode, improves the service life of counter 4.
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 counter installing mechanism characterized by comprising matrix (1), positive connector (2) and wire jumper part (3), institute
It states positive connector (2) to connect with described matrix (1), and insulate；
The both ends of the wire jumper part (3) are separately connected the positive connector (2) and described matrix (1)；The wire jumper part (3)
First end is flexibly connected with the positive connector (2), and second end and the described matrix (1) of the wire jumper part (3) detachably connect
It connects, alternatively, the first end of the wire jumper part (3) is detachably connected with the positive connector (2), the of the wire jumper part (3)
Two ends are flexibly connected with described matrix (1).
2. counter installing mechanism according to claim 1, which is characterized in that
The first end of the wire jumper part (3) is rotationally connected with described matrix (1).
3. counter installing mechanism according to claim 2, which is characterized in that
The wire jumper part (3) second end setting it is fluted, when positive connector (2) connect with the wire jumper part (3), it is described just
Pole connector (2) cooperates in the groove.
4. counter installing mechanism according to claim 1, which is characterized in that
Mounting base (5) are connected in described matrix (1), the mounting base (5) is used for the negative terminals of linkage counter (4).
5. counter installing mechanism according to claim 4, which is characterized in that
The mounting base (5) is bonded with the negative terminals of the counter (4) by face contact.
6. counter installing mechanism according to claim 5, which is characterized in that
It is described anode connector (2) include the first contact (21) and the second contact (22), first contact (21) and
Second contact (22) is detachably connected, and first contact (21) is connected to described matrix (1), and with matrix (1)
Insulation, second contact (22) are used to connect the positive terminal of the counter (4).
7. counter installing mechanism according to claim 6, which is characterized in that
First contact (21) is connect with second contact (22) by being threadedly engaged.
8. counter installing mechanism according to claim 4, which is characterized in that
The mounting base (5) have accommodating chamber, it is described anode connector (2) be located in the accommodating chamber, and with the mounting base
(5) it insulate.
9. counter installing mechanism according to claim 8, which is characterized in that
The mounting base (5) and the wire jumper part (3) are respectively positioned on the same end face of described matrix (1), mounting base (5) court
The side of the wire jumper part (3) is provided with side opening.
10. counter installing mechanism according to claim 1, which is characterized in that
Described matrix (1) is cabinet, and the anode connector (2) and the wire jumper part (3) are arranged in the cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811129100.9A CN109188060A (en) | 2018-09-26 | 2018-09-26 | Counter installing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811129100.9A CN109188060A (en) | 2018-09-26 | 2018-09-26 | Counter installing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109188060A true CN109188060A (en) | 2019-01-11 |
Family
ID=64906476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811129100.9A Pending CN109188060A (en) | 2018-09-26 | 2018-09-26 | Counter installing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109188060A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203849287U (en) * | 2014-04-24 | 2014-09-24 | 国家电网公司 | Protective cover of arrester online monitor |
| CN205067580U (en) * | 2015-09-30 | 2016-03-02 | 贵州电网有限责任公司都匀供电局 | Quick assembly disassembly discharge counter |
| CN206059255U (en) * | 2016-09-19 | 2017-03-29 | 贵州电网有限责任公司都匀供电局 | A kind of power failure changes the quick short circuit disconnecting link of discharge counter |
| CN107069552A (en) * | 2017-05-08 | 2017-08-18 | 昆明理工大学 | A kind of arrester discharge counter live replacing device and its application method |
| CN206930709U (en) * | 2017-07-19 | 2018-01-26 | 国网新疆电力公司检修公司 | Device for charged for replacement counter of lightning arrester |
| CN207301163U (en) * | 2017-11-09 | 2018-05-01 | 云南电网有限责任公司曲靖供电局 | A kind of arrester discharge counter live replacing device |
| CN108508257A (en) * | 2018-04-20 | 2018-09-07 | 贵州电网有限责任公司 | It is a kind of can charged for replacement discharge counter access system |
| CN108565817A (en) * | 2018-06-29 | 2018-09-21 | 广东电网有限责任公司 | Counter of lightning arrester more changing device and counter of lightning arrester replace system |
| CN208921779U (en) * | 2018-09-26 | 2019-05-31 | 广东电网有限责任公司 | Counter installing mechanism |
-
2018
- 2018-09-26 CN CN201811129100.9A patent/CN109188060A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203849287U (en) * | 2014-04-24 | 2014-09-24 | 国家电网公司 | Protective cover of arrester online monitor |
| CN205067580U (en) * | 2015-09-30 | 2016-03-02 | 贵州电网有限责任公司都匀供电局 | Quick assembly disassembly discharge counter |
| CN206059255U (en) * | 2016-09-19 | 2017-03-29 | 贵州电网有限责任公司都匀供电局 | A kind of power failure changes the quick short circuit disconnecting link of discharge counter |
| CN107069552A (en) * | 2017-05-08 | 2017-08-18 | 昆明理工大学 | A kind of arrester discharge counter live replacing device and its application method |
| CN206930709U (en) * | 2017-07-19 | 2018-01-26 | 国网新疆电力公司检修公司 | Device for charged for replacement counter of lightning arrester |
| CN207301163U (en) * | 2017-11-09 | 2018-05-01 | 云南电网有限责任公司曲靖供电局 | A kind of arrester discharge counter live replacing device |
| CN108508257A (en) * | 2018-04-20 | 2018-09-07 | 贵州电网有限责任公司 | It is a kind of can charged for replacement discharge counter access system |
| CN108565817A (en) * | 2018-06-29 | 2018-09-21 | 广东电网有限责任公司 | Counter of lightning arrester more changing device and counter of lightning arrester replace system |
| CN208921779U (en) * | 2018-09-26 | 2019-05-31 | 广东电网有限责任公司 | Counter installing mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208921779U (en) | Counter installing mechanism | |
| CN107656109A (en) | Do not have a power failure, do not lose the electric energy meter more changing device of electricity | |
| CN109216130A (en) | A kind of fuse apparatus | |
| CN109239450A (en) | Counter installing mechanism | |
| CN209387780U (en) | A kind of novel section insulator leakage current monitoring device | |
| CN109188060A (en) | Counter installing mechanism | |
| CN209488153U (en) | 10KV busbar joint insulating sheath | |
| CN208921780U (en) | Counter installing mechanism | |
| CN209248354U (en) | Dehumidification device and system applied to outdoor cable distribution box | |
| CN207096297U (en) | Do not have a power failure, do not lose the electric energy meter more changing device of electricity | |
| CN107727893B (en) | Easy-to-replace lightning arrester leakage ammeter suite | |
| CN205487670U (en) | Converter transformer iron core ground structure | |
| CN209045258U (en) | A kind of combinational gap device changing gapless arrestyer protection mechanism | |
| CN201876493U (en) | Single-phase fee-controlled intelligent electric energy meter | |
| CN207587998U (en) | A kind of T-shaped end grounding rod of distribution | |
| CN208173487U (en) | A kind of pole that can survey vacuum degree | |
| CN2376681Y (en) | Electricity discharigng counter for arrester | |
| KR100617481B1 (en) | A power cable tapping method in a power distribution | |
| CN209233293U (en) | A kind of connection hinge for substation safety is grounded | |
| CN214175922U (en) | Conductive loop device of solid-sealed polar pole without partial discharge | |
| CN209282420U (en) | A kind of electrode ground connection fixing seat that protection stability is good | |
| CN205562711U (en) | Arrester on -line monitoring ware that can remote real -time supervision | |
| CN216252193U (en) | Low-voltage reactive power compensation cabinet with good insulation property | |
| CN216051837U (en) | On-column integrated metering box connecting contact | |
| CN215528412U (en) | Lightning protection transformer substation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |