CN103529257B - High reliability electric power meter - Google Patents
High reliability electric power meter Download PDFInfo
- Publication number
- CN103529257B CN103529257B CN201310450384.2A CN201310450384A CN103529257B CN 103529257 B CN103529257 B CN 103529257B CN 201310450384 A CN201310450384 A CN 201310450384A CN 103529257 B CN103529257 B CN 103529257B
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- hole
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- groove
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/24—Arrangements for avoiding or indicating fraudulent use
Abstract
The open a kind of high reliability electric power meter of the present invention, including electric energy meter, there are bottom this electric energy meter several connecting holes, also include a connecting seat, several metal canulas and metal consent, metal canula include being positioned at lower half base and be positioned at the first half by intubating that several metal limbs form, this intubates and axially parallel offers several line grooves along it thus be upwardly formed several spaced metal limbs the end face week of base, in several line grooves, at least one line groove is for running through base, the through wire casing intubated, intubating end face is spherical crown surface；Metal consent center has a wiring through hole embedded for binding post, metal canula intubate in the connecting hole inserting described electric energy meter, this intubates the diameter proportion of its diameter and connecting hole under bounce-back state is 1.02 ~ 1.08:1.The present invention greatly reduces temperature rise, improves the stability of electric energy meter, reliability, and improves carrying electric current, both ensure that safety, and also improved versatility and life cycle.
Description
Technical field
The present invention relates to a kind of high reliability electric power meter, belong to electric-power metering technical field.
Background technology
In prior art, electric energy meter mostly uses the mode of connection, generally needs inlet wire and outlet to be all connected on the binding post of electric energy meter the most one by one.Such mode has a following drawback: (1) binding post junction temperature rise, existence and stability, the problem of poor reliability；(2) binding post is difficult to bear big electric current, thus limits the scope of its application；(3) even if electric energy meter has the protection of combined connection box, terminal box and seal, outside having partial electric connecting line to be exposed to the most unavoidably, both there is potential safety hazard, also provided chance to electricity filching behavior；(4) electric energy meter field attaching is inconvenient for, and needs to check one by one connection, not only needs huge artificial, the most easily causes error connection；(5) when the needs that go wrong keep in repair, then, after needing first inlet wire and outlet to be removed, electric energy meter could be changed, thus result in electric energy meter installation and repairing replacing construction is longer.So, it is considered to combine domestic electrical network practical situation, in order to overcome above-mentioned technological deficiency, how to design a kind of high reliability electric power meter, above-mentioned technical problem can be overcome to become the direction that those skilled in the art make great efforts.
Summary of the invention
It is an object of the invention to provide a kind of high reliability electric power meter, this high reliability electric power meter greatly reduces temperature rise, improves the stability of electric energy meter, reliability；And improve carrying electric current, both ensure that safety, the scope also extending application and the versatility that improve product and life cycle.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of high reliability electric power meter, including electric energy meter, there are bottom this electric energy meter several connecting holes, also include connecting seat, several metal canulas, metal consent and fixing bolt, described connection seat includes pedestal and fixed plate, and this fixed plate includes backboard, is individually fixed in the left plate of both sides, backboard bottom, right plate, and pedestal is installed on backboard, bottom between left plate, right plate；
The pedestal of described connection seat has several jacks embedded for metal consent, described metal canula include being positioned at lower half base and be positioned at the first half by intubating that several metal limbs form, this intubates and axially parallel offers several line grooves along it thus be upwardly formed several spaced described metal limbs the end face week of base, in several line grooves described, at least one line groove is the through wire casing running through described base, intubating, described in intubate end face be spherical crown surface；Described metal consent center has a wiring through hole embedded for binding post, 2 screwed holes screwed in for connection bolt run through wiring through hole and metal consent side, this intubates the diameter proportion of its diameter and connecting hole under bounce-back state is 1.02 ~ 1.08:1, and the base of described metal canula inserts in the wiring through hole of described metal consent；
The back side of described electric energy meter offers a strip groove, the one connection sheet being made up of the first supporting part, the second supporting part and bending part is fixed on described strip groove, this first supporting part connecting sheet is fixed in described strip groove, one through-hole groove is positioned on bending part and extends to the second supporting part middle section, this through-hole groove is positioned at the width screw diameter more than fixing bolt in bending part region, and this through-hole groove is positioned at the width in the second supporting part region more than fixing the screw diameter of bolt and being less than the bolt head diameter of fixing bolt；
A through hole is had on the backboard of described fixed plate, one projection be positioned at immediately below through hole and with through hole EDGE CONTACT, one screw rod fixing bolt screws in through hole and its bolt head lower surface and bump contact, thus fixed plate is fixed on reference substance and forms clearance space between bolt head lower surface and backboard；In described bolt head slides along strip groove thus embeds the through-hole groove connecting sheet, be positioned on described connection seat intubates the connecting hole inserting described electric energy meter, thus fixes described electric energy meter；
Described jack side has the strip through-hole groove screwed in for connection bolt, and this strip through-hole groove coincide with screwed hole.
In technique scheme, further improvement project is as follows:
1. the base of metal canula described in such scheme has a through hole, and this through hole coincide with the screwed hole near cannula side.
2., in such scheme, the number of described through wire casing is less than the number of line groove.
3., in such scheme, described base diameter proportion of its diameter and jack under bounce-back state is 1.01 ~ 1.05:1.
4. in such scheme, a diameter of 8.4 ~ 8.6mm of the connecting hole of described electric energy meter, described metal canula intubate a diameter of 8.6 ~ 9mm under free bounce-back state.
Owing to technique scheme is used, the present invention compared with prior art has following advantages and an effect:
nullHigh reliability electric power meter the most of the present invention，Its metal canula include being positioned at lower half base and be positioned at the first half by intubating that several metal limbs form，This intubates and axially parallel offers several line grooves along it thus be upwardly formed several spaced described metal limbs the end face week of base，Described metal consent center has a wiring through hole embedded for binding post，2 screwed holes screwed in for connection bolt run through wiring through hole and metal consent side，This intubates the diameter proportion of its diameter and connecting hole under bounce-back state is 1.02 ~ 1.08:1，The base of described metal canula inserts in the wiring through hole of described metal consent，The face of cylinder coincide，Greatly reduce temperature rise，Improve the electrical property conductive performance of electric energy meter、Contact is stable and reliable，And improve carrying electric current，Both ensure that safety，Also the scope of application is extended.
High reliability electric power meter the most of the present invention, in its several line grooves, at least one line groove is the through wire casing running through described base, intubating, the number of through wire casing is less than the number of line groove, the base of metal canula and intubate variant with connecting hole and wiring through hole elastic force, contributes to improving stability, reliability further；Secondly, it intubates end face is spherical crown surface, has both facilitated insertion into the connecting hole of electric energy meter, the also favourable face of raising further contact performance.
High reliability electric power meter the most of the present invention, which obviates the probability that electrical cable is exposed, reduces potential safety hazard, also effectively prevent electricity filching behavior；Secondly, the working strength of operator when reducing installation, eliminate the hidden danger of wrong line.
High reliability electric power meter the most of the present invention, its projection be positioned at immediately below through hole and with through hole EDGE CONTACT, one screw rod fixing bolt screws in through hole and its bolt head lower surface and bump contact, thus fixed plate is fixed on reference substance and forms clearance space between bolt head lower surface and backboard；Described bolt head along strip groove slide thus embed connect sheet through-hole groove in, this fixing bolt had both achieved to be fixed with the metope as fixed body, also achieve electric energy meter with is connected seat fixedly mount, simultaneously, it is simple to operator installation, be also convenient for dismantle；Secondly, its pedestal connecting seat have employed split-type design with fixed plate, has saved cost, and meanwhile, subsequent product only changes pedestal, improves versatility and the life cycle of product.
Accompanying drawing explanation
Accompanying drawing 1 is high reliability electric power meter of the present invention main TV structure schematic diagram；
Accompanying drawing 2 is the right TV structure schematic diagram of accompanying drawing 1；
Accompanying drawing 3 is partial enlargement structural representation at A in accompanying drawing 2；
Accompanying drawing 4 is metal canula of the present invention and metal consent package assembly schematic diagram；
Accompanying drawing 5 is A-A cross-sectional view in accompanying drawing 4；
Accompanying drawing 6 is B-B cross-sectional view in accompanying drawing 4；
Accompanying drawing 7 is pedestal of the present invention and fixed plate structure schematic diagram；
Accompanying drawing 8 is fixed plate of the present invention main TV structure schematic diagram；
Accompanying drawing 9 is the plan structure schematic diagram of accompanying drawing 8；
Accompanying drawing 10 is the right TV structure schematic diagram of accompanying drawing 8；
Accompanying drawing 11 is partial structurtes schematic diagram at the A of accompanying drawing 10；
Accompanying drawing 12 is electric energy meter structure schematic diagram of the present invention；
Accompanying drawing 13 is the electric energy meter back side of the present invention partial structurtes schematic diagram；
Accompanying drawing 14 is partial structurtes schematic diagram at C in accompanying drawing 2.
In the figures above: 1, electric energy meter；2, connecting hole；3, seat is connected；4, metal canula；5, metal consent；51, wiring through hole；52, screwed hole；6, jack；7, base；71, through hole；8, intubate；81, metal limb；9, line groove；91, through wire casing；10, pedestal；11, fixed plate；111, backboard；112, left plate；113, right plate；12, through-hole groove；13, through hole；14, projection；15, sheet is connected；151, the first supporting part；152, the second supporting part；153, bending part；16, fixing bolt；161, screw rod；162, bolt head；17, clearance space；18, strip through-hole groove；19, strip groove.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the invention will be further described:
Embodiment 1: a kind of high reliability electric power meter, including electric energy meter 1, there are bottom this electric energy meter 1 several connecting holes 2, also include connecting seat 3, several metal canulas 4, metal consent 5 and fixing bolt 16, described connection seat 3 includes pedestal 10 and fixed plate 11, this fixed plate 11 includes backboard 111, is individually fixed in the left plate 112 of both sides, backboard 111 bottom, right plate 113, and pedestal 10 is installed on backboard 111, bottom between left plate 112, right plate 113；
The pedestal 10 of described connection seat 3 has several jacks 6 embedded for metal consent 5, described metal canula 4 include being positioned at the base 7 of lower half and be positioned at the first half intubated 8 by what several metal limbs 81 formed, this intubates 8 and axially parallel offers several line grooves 9 along it thus be upwardly formed several spaced described metal limbs 81 the end face week of base 7, in several line grooves 9 described at least one line groove 9 be run through described base 7, intubate 8 through wire casing 91, described in intubate 8 end faces be spherical crown surface；Described metal consent 5 center has a wiring through hole 51 embedded for binding post, 2 screwed holes 52 screwed in for connection bolt run through wiring through hole 51 and metal consent 5 side, this intubate 8 under bounce-back state the diameter proportion of its diameter and connecting hole 2 be 1.02 ~ 1.08:1, the base 7 of described metal canula 4 inserts in the wiring through hole 51 of described metal consent 5；
The back side of described electric energy meter 1 offers a strip groove 19, one by the first supporting part 151, the connection sheet 15 of the second supporting part 152 and bending part 153 composition is fixed on described strip groove 19, this first supporting part 151 connecting sheet 15 is fixed in described strip groove 19, one through-hole groove 12 is positioned on bending part 153 and extends to the second supporting part 152 middle section, this through-hole groove 12 is positioned at width screw rod 161 diameter more than fixing bolt 16 in bending part 153 region, this through-hole groove 12 is positioned at the width in the second supporting part 152 region more than screw rod 161 diameter of fixing bolt 16 and less than bolt head 162 diameter fixing bolt 16；
A through hole 13 is had on the backboard 111 of described fixed plate 11, one projection 14 be positioned at immediately below through hole 13 and with through hole 13 EDGE CONTACT, in one screw rod 161 fixing bolt 16 screws in through hole 13 and its bolt head 162 lower surface contacts with projection 14, thus fixed plate 11 is fixed on fixed body and between bolt head 162 lower surface and backboard 111 formation clearance space 17；In described bolt head 162 slides along strip groove 19 thus embeds the through-hole groove 12 connecting sheet 15, the connecting hole 2 intubating the 8 described electric energy meters of insertion 1 being positioned on described connection seat 3, thus fixing described electric energy meter 1；
Described jack 6 side has the strip through-hole groove 18 screwed in for connection bolt, and this strip through-hole groove 18 coincide with screwed hole 52.
The base 7 of above-mentioned metal canula 4 has a through hole 71, and this through hole 71 coincide with near the screwed hole 52 intubating 8 sides.
Embodiment 2: a kind of high reliability electric power meter, including electric energy meter 1, there are bottom this electric energy meter 1 several connecting holes 2, also include connecting seat 3, several metal canulas 4, metal consent 5 and fixing bolt 16, described connection seat 3 includes pedestal 10 and fixed plate 11, this fixed plate 11 includes backboard 111, is individually fixed in the left plate 112 of both sides, backboard 111 bottom, right plate 113, and pedestal 10 is installed on backboard 111, bottom between left plate 112, right plate 113；
The pedestal 10 of described connection seat 3 has several jacks 6 embedded for metal consent 5, described metal canula 4 include being positioned at the base 7 of lower half and be positioned at the first half intubated 8 by what several metal limbs 81 formed, this intubates 8 and axially parallel offers several line grooves 9 along it thus be upwardly formed several spaced described metal limbs 81 the end face week of base 7, in several line grooves 9 described at least one line groove 9 be run through described base 7, intubate 8 through wire casing 91, described in intubate 8 end faces be spherical crown surface；Described metal consent 5 center has a wiring through hole 51 embedded for binding post, 2 screwed holes 52 screwed in for connection bolt run through wiring through hole 51 and metal consent 5 side, this intubate 8 under bounce-back state the diameter proportion of its diameter and connecting hole 2 be 1.02 ~ 1.08:1, the base 7 of described metal canula 4 inserts in the wiring through hole 51 of described metal consent 5；
The back side of described electric energy meter 1 offers a strip groove 19, one by the first supporting part 151, the connection sheet 15 of the second supporting part 152 and bending part 153 composition is fixed on described strip groove 19, this first supporting part 151 connecting sheet 15 is fixed in described strip groove 19, one through-hole groove 12 is positioned on bending part 153 and extends to the second supporting part 152 middle section, this through-hole groove 12 is positioned at width screw rod 161 diameter more than fixing bolt 16 in bending part 153 region, this through-hole groove 12 is positioned at the width in the second supporting part 152 region more than screw rod 161 diameter of fixing bolt 16 and less than bolt head 162 diameter fixing bolt 16；
A through hole 13 is had on the backboard 111 of described fixed plate 11, one projection 14 be positioned at immediately below through hole 13 and with through hole 13 EDGE CONTACT, in one screw rod 161 fixing bolt 16 screws in through hole 13 and its bolt head 162 lower surface contacts with projection 14, thus fixed plate 11 is fixed on fixed body and between bolt head 162 lower surface and backboard 111 formation clearance space 17；In described bolt head 162 slides along strip groove 19 thus embeds the through-hole groove 12 connecting sheet 15, the connecting hole 2 intubating the 8 described electric energy meters of insertion 1 being positioned on described connection seat 3, thus fixing described electric energy meter 1；
Described jack 6 side has the strip through-hole groove 18 screwed in for connection bolt, and this strip through-hole groove 18 coincide with screwed hole 52.
The base 7 of above-mentioned metal canula 4 has a through hole 71, and this through hole 71 coincide with near the screwed hole 52 intubating 8 sides.
The number of above-mentioned through wire casing 91 is less than the number of line groove 9.
Above-mentioned base 7 diameter proportion of its diameter and jack 6 under bounce-back state is 1.01 ~ 1.05:1.
A diameter of 8.4 ~ 8.6mm of the connecting hole 2 of above-mentioned electric energy meter 1, described metal canula intubate a diameter of 8.6 ~ 9mm under free bounce-back state.
When using above-mentioned high reliability electric power meter, greatly reduce temperature rise, improve the stability of electric energy meter, reliability, and improve carrying electric current, both ensure that safety, and also extended the scope of application；Secondly, which obviate the probability that electrical cable is exposed, reduce potential safety hazard, also effectively prevent electricity filching behavior；Again, the working strength of operator when reducing installation, eliminate the hidden danger of wrong line.
Above-described embodiment only for technology design and the feature of the present invention are described, its object is to allow person skilled in the art will appreciate that present disclosure and to implement according to this, can not limit the scope of the invention with this.All equivalence changes made according to spirit of the invention or modification, all should contain within protection scope of the present invention.
Claims (3)
1. a high reliability electric power meter, including electric energy meter (1), this electric energy meter (1) bottom has several connecting holes (2), it is characterized in that: also include connecting seat (3), several metal canulas (4), metal consent (5) and fixing bolt (16), described connection seat (3) includes pedestal (10) and fixed plate (11), this fixed plate (11) includes backboard (111), it is individually fixed in the left plate (112) of backboard (111) both sides, bottom, right plate (113), pedestal (10) is installed on backboard (111) bottom and is positioned at left plate (112), between right plate (113)；
The pedestal (10) of described connection seat (3) has several jacks (6) embedded for metal consent (5), described metal canula (4) include the base (7) being positioned at lower half and be positioned at the first half intubated (8) by what several metal limbs (81) formed, this intubates (8) and axially parallel offers several line grooves (9) along it thus be upwardly formed several spaced described metal limbs (81) the end face week of base (7), in several line grooves (9) described, at least one line groove (9) is for running through described base (7), intubate the through wire casing (91) of (8), it is described that to intubate (8) end face be spherical crown surface；Described metal consent (5) center has a wiring through hole (51) embedded for binding post, 2 screwed holes (52) screwed in for connection bolt run through wiring through hole (51) and metal consent (5) side, this intubates (8) diameter proportion of its diameter and connecting hole (2) under bounce-back state is 1.02 ~ 1.08:1, the base (7) of described metal canula (4) has a through hole (71), and this through hole (71) coincide with near the screwed hole (52) intubating (8) side；
nullThe back side of described electric energy meter (1) offers a strip groove (19)，One by the first supporting part (151)、The connection sheet (15) that second supporting part (152) and bending part (153) form is fixed on described strip groove (19)，This first supporting part (151) connecting sheet (15) is fixed in described strip groove (19)，One through-hole groove (12) is positioned at bending part (153) and above and extends to the second supporting part (152) middle section，This through-hole groove (12) is positioned at width screw rod (161) diameter more than fixing bolt (16) in bending part (153) region，This through-hole groove (12) is positioned at the width in the second supporting part (152) region more than screw rod (161) diameter of fixing bolt (16) and less than bolt head (162) diameter fixing bolt (16)；
A through hole (13) is had on the backboard (111) of described fixed plate (11), one projection (14) be positioned at immediately below through hole (13) and with through hole (13) EDGE CONTACT, in one screw rod (161) fixing bolt (16) screws in through hole (13) and its bolt head (162) lower surface contacts with projection (14), thus fixed plate (11) is fixed on fixed body formation clearance space (17) between bolt head (162) lower surface and backboard (111)；In described bolt head (162) slides along strip groove (19) thus embeds the through-hole groove (12) connecting sheet (15), intubate (8) that are positioned on described connection seat (3) insert the connecting hole (2) of described electric energy meter (1), thus fix described electric energy meter (1)；
Described jack (6) side has the strip through-hole groove (18) screwed in for connection bolt, and this strip through-hole groove (18) coincide with screwed hole (52).
High reliability electric power meter the most according to claim 1, it is characterised in that: the base (7) of described metal canula (4) has a through hole (71), and this through hole (71) coincide with near the screwed hole (52) intubating (8) side.
High reliability electric power meter the most according to claim 1, it is characterised in that: the number of described through wire casing (91) is less than the number of line groove (9).
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610498871.XA CN105866489B (en) | 2013-09-27 | 2013-09-27 | High-mechanic current mode electric energy meter |
| CN201610498575.XA CN106093500B (en) | 2013-09-27 | 2013-09-27 | The high stability electric energy metering device being easily installed |
| CN201310450384.2A CN103529257B (en) | 2013-09-27 | 2013-09-27 | High reliability electric power meter |
| CN201610497738.2A CN105891570B (en) | 2013-09-27 | 2013-09-27 | Electric energy meter with Fast Installation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310450384.2A CN103529257B (en) | 2013-09-27 | 2013-09-27 | High reliability electric power meter |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610497738.2A Division CN105891570B (en) | 2013-09-27 | 2013-09-27 | Electric energy meter with Fast Installation function |
| CN201610498575.XA Division CN106093500B (en) | 2013-09-27 | 2013-09-27 | The high stability electric energy metering device being easily installed |
| CN201610498871.XA Division CN105866489B (en) | 2013-09-27 | 2013-09-27 | High-mechanic current mode electric energy meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103529257A CN103529257A (en) | 2014-01-22 |
| CN103529257B true CN103529257B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310450384.2A Expired - Fee Related CN103529257B (en) | 2013-09-27 | 2013-09-27 | High reliability electric power meter |
| CN201610498575.XA Active CN106093500B (en) | 2013-09-27 | 2013-09-27 | The high stability electric energy metering device being easily installed |
| CN201610498871.XA Active CN105866489B (en) | 2013-09-27 | 2013-09-27 | High-mechanic current mode electric energy meter |
| CN201610497738.2A Active CN105891570B (en) | 2013-09-27 | 2013-09-27 | Electric energy meter with Fast Installation function |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610498575.XA Active CN106093500B (en) | 2013-09-27 | 2013-09-27 | The high stability electric energy metering device being easily installed |
| CN201610498871.XA Active CN105866489B (en) | 2013-09-27 | 2013-09-27 | High-mechanic current mode electric energy meter |
| CN201610497738.2A Active CN105891570B (en) | 2013-09-27 | 2013-09-27 | Electric energy meter with Fast Installation function |
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| CN (4) | CN103529257B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103529257B (en) * | 2013-09-27 | 2016-08-17 | 苏州工业园区和顺电气股份有限公司 | High reliability electric power meter |
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- 2013-09-27 CN CN201310450384.2A patent/CN103529257B/en not_active Expired - Fee Related
- 2013-09-27 CN CN201610498575.XA patent/CN106093500B/en active Active
- 2013-09-27 CN CN201610498871.XA patent/CN105866489B/en active Active
- 2013-09-27 CN CN201610497738.2A patent/CN105891570B/en active Active
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|---|---|---|---|---|
| DE1765040U (en) * | 1957-06-14 | 1958-04-17 | Georg Karl | SUPPORT STRUNK ISOLATOR FOR ELECTRIC OVERHEAD CABLES WITH FASTENING DEVICE. |
| CN201903560U (en) * | 2010-12-08 | 2011-07-20 | 广西电网公司 | Plug-type electric energy meter |
| CN202141748U (en) * | 2011-04-18 | 2012-02-08 | 中国电力科学研究院 | Three-phase intelligent electric energy meter shell |
| CN203166149U (en) * | 2013-01-21 | 2013-08-28 | 杭州凯雅捷科技有限公司 | Simple wiring connection apparatus |
| CN203117248U (en) * | 2013-03-01 | 2013-08-07 | 杭州凯雅捷科技有限公司 | Electric energy meter insertion provided with mutual inductor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105891570A (en) | 2016-08-24 |
| CN105866489B (en) | 2019-04-23 |
| CN106093500B (en) | 2018-12-04 |
| CN106093500A (en) | 2016-11-09 |
| CN105891570B (en) | 2018-12-04 |
| CN105866489A (en) | 2016-08-17 |
| CN103529257A (en) | 2014-01-22 |
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Effective date of registration: 20190301 Address after: No. 546 Labor Road, Suzhou City, Jiangsu Province, 215000 Patentee after: JIANGSU ZHONGDAO POWER CO.,LTD. Address before: 215122 Suzhou Industrial Park, Suzhou City, Jiangsu Province and No. 8 Heshun Road Patentee before: Suzhou Industrial Park Heshun Electric Co.,Ltd. |
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