CN106093500B - The high stability electric energy metering device being easily installed - Google Patents
The high stability electric energy metering device being easily installed Download PDFInfo
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- CN106093500B CN106093500B CN201610498575.XA CN201610498575A CN106093500B CN 106093500 B CN106093500 B CN 106093500B CN 201610498575 A CN201610498575 A CN 201610498575A CN 106093500 B CN106093500 B CN 106093500B
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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
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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
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
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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
- G01R11/24—Arrangements for avoiding or indicating fraudulent use
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
- Transformers For Measuring Instruments (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
- Measuring Leads Or Probes (AREA)
- Breakers (AREA)
Abstract
The present invention discloses a kind of high stability electric energy metering device being easily installed, it includes pedestal and fixed plate that it, which states attachment base, this fixed plate includes backboard, the left plate for being individually fixed in backboard lower part two sides, right side plate, and pedestal is installed on backboard, lower part and between left plate, right side plate；The back side of the electric energy meter offers a strip groove, one is fixed on the strip groove by the connection sheet that the first support portion, the second support portion and bending part form, first support portion of this connection sheet is fixed in the strip groove, one through-hole groove is located on bending part and extends to the second support portion middle section, and the width that this through-hole groove is located at bending part region is greater than the screw diameter of fixing bolt；Tube socket diameter proportion of its diameter and jack under rebound state is 1.01 ~ 1.05:1；The tube socket of the metal sleeve is provided with a through-hole, this through-hole and the threaded hole close to cannula side coincide.The present invention greatly reduces temperature rise, improves stability, the reliability of electric energy meter.
Description
Technical field
The present invention relates to a kind of high stability electric energy metering devices being easily installed, and belong to electric-power metering technical field.
Background technique
The electric energy meter of the prior art includes upper plate, lower plate and more connecting columns, and the bottom end of the more connecting columns is under
Plate is threadedly coupled, and the top of the more connecting columns is connected by screw to upper plate.The electric energy meter of above structure is in actual life
It is needed when having the disadvantage that during producing due to needing screw and Duo Gen connecting column that could fix upper plate and lower plate, and fixing
Rotating could connect twice, therefore results in prior art electric energy meter and not only assemble complexity, but also production cost is higher.Have as follows
Drawback: (1) connecting terminal junction temperature increases, and there are problems that stability, poor reliability；(2) connecting terminal is difficult to bear big
Electric current, thus the range limited its application；(3) even if electric energy meter has the protection of combined connection box, terminal box and seal, still
Inevitably there is partial electric connecting line to be exposed to outer, both there is security risk, also provide chance to electricity stealing；(4) electric energy meter
Live attaching is inconvenient, and needs to check connection one by one, not only needs huge artificial, also easily causes error connection；(5)
When go wrong need to repair when, then after needing first to remove inlet wire and outlet, electric energy meter could be replaced, therefore cause electricity
The installation of energy table and repairing replacing construction are longer.So considering to combine domestic power grid actual conditions, in order to overcome above-mentioned technology to lack
It falls into, how to design a kind of high stability electric energy metering device being easily installed, above-mentioned technical problem can be overcome to become this field skill
The direction that art personnel make great efforts.
Summary of the invention
The object of the present invention is to provide a kind of high stability electric energy metering device being easily installed, the height that this is easily installed is steady
Qualitative electric energy metering device greatly reduces temperature rise, improves stability, the reliability of electric energy meter；And carrying electric current is improved,
Both it ensure that safety, also extend the range of application and improve the versatility and life cycle of product.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: a kind of high stability electrical energy measurement being easily installed
Device, including electric energy meter, this electric energy meter bottom have several connecting holes, further include attachment base, several metal sleeves, metal
Socket and fixing bolt, the attachment base include pedestal and fixed plate, this fixed plate includes backboard, is individually fixed in backboard lower part
Left plate, the right side plate of two sides, pedestal are installed on backboard, lower part and between left plate, right side plate；
The pedestal of the attachment base is provided with several for the jack of metal consent insertion, and the metal sleeve includes under being located at
The tube socket of half portion and the intubation being made of several metal limbs positioned at the upper half, this intubation axially offer in parallel along it
Several line through slots are described several to be upwardly formed several spaced metal limbs the end face week of tube socket
At least one line through slot is the perforation wire casing through the tube socket, intubation in a line through slot, and the intubation end face is spherical crown surface；Institute
The wiring through-hole that metal consent center is embedded in one for connecting terminal is stated, 2 threaded holes for connection bolt screw-in, which run through, to be connect
Line three-way hole and metal consent side, this intubation diameter proportion of its diameter and connecting hole under rebound state is 1.02 ~ 1.08:1,
The tube socket of the metal sleeve is inserted into the wiring through-hole of the metal consent；
The back side of the electric energy meter offers a strip groove, and one by the first support portion, the second support portion and bending part group
At connection sheet be fixed on the strip groove, the first support portion of this connection sheet is fixed in the strip groove, and one is logical
Hole slot is located on bending part and extends to the second support portion middle section, and the width that this through-hole groove is located at bending part region is greater than solid
Determine the screw diameter of bolt, the width that this through-hole groove is located at the second support portion region is greater than the screw diameter of fixing bolt and is less than
The bolt head diameter of fixing bolt；
Be provided with a through-hole on the backboard of the fixed plate, a convex block be located at immediately below through-hole and with through-hole EDGE CONTACT, one
In the screw rod screw-in through-hole of fixing bolt and its bolt head lower surface and bump contact, so that fixed plate is fixed on reference substance simultaneously
Clearance space is formed between bolt head lower end surface and backboard；The bolt head slides to be embedded in connection sheet along strip groove
In through-hole groove, the intubation on the attachment base is inserted into the connecting hole of the electric energy meter, thus the fixed electric energy meter；
The jack side is provided with the strip through-hole slot screwed in for connection bolt, this strip through-hole slot and threaded hole coincide；
Tube socket diameter proportion of its diameter and jack under rebound state is 1.01 ~ 1.05:1；The tube socket of the metal sleeve is opened
There is a through-hole, this through-hole and the threaded hole close to cannula side coincide.
It is as follows that scheme is further improved in above-mentioned technical proposal:
1. in above scheme, the number of the perforation wire casing is less than the number of line through slot.
2. in above scheme, the diameter of the connecting hole of the electric energy meter is 8.4 ~ 8.6mm.
Since above-mentioned technical proposal is used, the present invention has following advantages and effect compared with prior art:
1. the high stability electric energy metering device that the present invention is easily installed, metal sleeve includes the pipe positioned at lower half
Seat and the intubation being made of several metal limbs positioned at the upper half, this intubation axially offer several lines along it in parallel
Through slot is to be upwardly formed several spaced metal limbs, the metal consent center end face week of tube socket
The wiring through-hole being embedded in one for connecting terminal, 2 are inserted for the threaded holes that connection bolt screws in through wiring through-hole and metal
Seat side, this intubation diameter proportion of its diameter and connecting hole under rebound state is 1.02 ~ 1.08:1, the metal sleeve
Tube socket is inserted into the wiring through-hole of the metal consent, and cylindrical surface coincide, and is greatly reduced temperature rise, is improved the electrical property of electric energy meter
Energy conductive performance, contact are stable and reliable, and improve carrying electric current, both ensure that safety, also extend the range of application.
2. the high stability electric energy metering device that the present invention is easily installed, at least one line is logical in several line through slots
Slot is the perforation wire casing through the tube socket, intubation, and the number for penetrating through wire casing is less than the number of line through slot, the tube socket of metal sleeve
It is variant with connecting hole and wiring through-hole elastic force with being intubated, help to further increase stability, reliability；Secondly, it is intubated
End face is spherical crown surface, has both facilitated insertion into the connecting hole of electric energy meter, also favorably further increases face contact performance.
3. the high stability electric energy metering device that the present invention is easily installed, which obviate the exposed probability of electrical cable,
Security risk is reduced, electricity stealing is also effectively prevented；Secondly, reducing the working strength of operator when installation, eliminate
The hidden danger of wrong line.
4. the high stability electric energy metering device that the present invention is easily installed, convex block is located at immediately below through-hole and and through-hole
EDGE CONTACT, the screw rod of a fixing bolt screws in through-hole and its bolt head lower surface and bump contact, so that fixed plate be consolidated
Clearance space is formed due to reference substance and between bolt head lower end surface and backboard；The bolt head along strip groove sliding to
It is embedded in the through-hole groove of connection sheet, which had both realized fixes with the metope as fixed body, also achieves electric energy meter
It is fixedly mounted with attachment base, meanwhile, it is installed convenient for operator, it is also easy to disassemble；Secondly, the pedestal and fixed plate of its attachment base
Using split-type design, cost has been saved, meanwhile, subsequent product only replaces pedestal, improves the versatility of product
And life cycle.
Detailed description of the invention
Attached drawing 1 is the high stability electric energy metering device schematic view of the front view that the present invention is easily installed；
Attached drawing 2 is the right side structural representation of attached drawing 1；
Attached drawing 3 is partial enlargement structural representation at A in attached drawing 2；
Attached drawing 4 is metal sleeve of the present invention and metal consent assembly structure diagram；
Attached drawing 5 is A-A the schematic diagram of the section structure in attached drawing 4；
Attached drawing 6 is B-B the schematic diagram of the section structure in attached drawing 4；
Attached drawing 7 is pedestal of the present invention and fixed plate structure schematic diagram；
Attached drawing 8 is fixed plate schematic view of the front view of the present invention；
Attached drawing 9 is the overlooking structure diagram of attached drawing 8；
Attached drawing 10 is the right side structural representation of attached drawing 8；
Attached drawing 11 is partial structural diagram at the A of attached drawing 10；
Attached drawing 12 is electric energy meter structure schematic diagram of the present invention；
Attached drawing 13 is the electric energy meter back side of the present invention partial structural diagram；
Attached drawing 14 is partial structural diagram at C in attached drawing 2.
In the figures above: 1, electric energy meter；2, connecting hole；3, attachment base；4, metal sleeve；5, metal consent；51, wiring is logical
Hole；52, threaded hole；6, jack；7, tube socket；71, through-hole；8, it is intubated；81, metal limb；9, line through slot；91, wire casing is penetrated through；
10, pedestal；11, fixed plate；111, backboard；112, left plate；113, right side plate；12, through-hole groove；13, through-hole；14, convex block；
15, connection sheet；151, the first support portion；152, the second support portion；153, bending part；16, fixing bolt；161, screw rod；162,
Bolt head；17, clearance space；18, strip through-hole slot；19, strip groove.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments:
Embodiment 1: a kind of high stability electric energy metering device being easily installed, including electric energy meter 1, this 1 bottom of electric energy meter
It further include attachment base 3, several metal sleeves 4, metal consent 5 and fixing bolt 16, the company with several connecting holes 2
Joint chair 3 includes pedestal 10 and fixed plate 11, this fixed plate 11 includes backboard 111, the left side for being individually fixed in 111 lower part two sides of backboard
Side plate 112, right side plate 113, pedestal 10 are installed on backboard 111, lower part and between left plate 112, right side plate 113；
The pedestal 10 of the attachment base 3 is provided with several jacks 6 being embedded in for metal consent 5, and the metal sleeve 4 includes
Tube socket 7 positioned at lower half and the intubation 8 being made of several metal limbs 81 positioned at the upper half, this intubation 8 is along its axial direction
Offer several line through slots 9 in parallel to be upwardly formed several spaced described gold the end face week of tube socket 7
Belonging to limb 81, at least one line through slot 9 is the perforation wire casing 91 through the tube socket 7, intubation 8 in several described line through slots 9,
8 end faces of the intubation are spherical crown surface；5 center of metal consent has wiring through-hole 51,2 confessions being embedded in for connecting terminal
The threaded hole 52 that connection bolt screws in runs through 5 side of wiring through-hole 51 and metal consent, this its diameter under rebound state of intubation 8
Diameter proportion with connecting hole 2 is 1.02 ~ 1.08:1, and the tube socket 7 of the metal sleeve 4 is inserted into the wiring of the metal consent 5
In through-hole 51；
The back side of the electric energy meter 1 offers a strip groove 19, and one by the first support portion 151,152 and of the second support portion
The connection sheet 15 that bending part 153 forms is fixed on the strip groove 19, and the first support portion 151 of this connection sheet 15 is fixed on
In the strip groove 19, a through-hole groove 12 is located on bending part 153 and extends to 152 middle section of the second support portion, this is logical
The width that hole slot 12 is located at 153 region of bending part is greater than 161 diameter of screw rod of fixing bolt 16, this through-hole groove 12 is located at second
The width in 152 region of support part is greater than 161 diameter of screw rod of fixing bolt 16 and is less than 162 diameter of bolt head of fixing bolt 16；
A through-hole 13 is provided on the backboard 111 of the fixed plate 11, a convex block 14 is located at immediately below through-hole 13 and and through-hole
13 EDGE CONTACTs, the screw rod 161 of a fixing bolt 16 screws in through-hole 13 and its 162 lower surface of bolt head is contacted with convex block 14,
To which fixed plate 11 is fixed on fixed body and forms clearance space 17 between 162 lower end surface of bolt head and backboard 111；It is described
Bolt head 162 slides in the through-hole groove 12 for being embedded in connection sheet 15 along strip groove 19, the intubation on the attachment base 3
In the connecting hole 2 of the 8 insertion electric energy meters 1, thus the fixed electric energy meter 1；
6 side of jack is provided with the strip through-hole slot 18 screwed in for connection bolt, this strip through-hole slot 18 and threaded hole
52 coincide.
The tube socket 7 of above-mentioned metal sleeve 4 is provided with a through-hole 71, this through-hole 71 and the threaded hole 52 close to 8 sides of intubation coincide.
Embodiment 2: a kind of high stability electric energy metering device being easily installed, including electric energy meter 1, this 1 bottom of electric energy meter
It further include attachment base 3, several metal sleeves 4, metal consent 5 and fixing bolt 16, the company with several connecting holes 2
Joint chair 3 includes pedestal 10 and fixed plate 11, this fixed plate 11 includes backboard 111, the left side for being individually fixed in 111 lower part two sides of backboard
Side plate 112, right side plate 113, pedestal 10 are installed on backboard 111, lower part and between left plate 112, right side plate 113；
The pedestal 10 of the attachment base 3 is provided with several jacks 6 being embedded in for metal consent 5, and the metal sleeve 4 includes
Tube socket 7 positioned at lower half and the intubation 8 being made of several metal limbs 81 positioned at the upper half, this intubation 8 is along its axial direction
Offer several line through slots 9 in parallel to be upwardly formed several spaced described gold the end face week of tube socket 7
Belonging to limb 81, at least one line through slot 9 is the perforation wire casing 91 through the tube socket 7, intubation 8 in several described line through slots 9,
8 end faces of the intubation are spherical crown surface；5 center of metal consent has wiring through-hole 51,2 confessions being embedded in for connecting terminal
The threaded hole 52 that connection bolt screws in runs through 5 side of wiring through-hole 51 and metal consent, this its diameter under rebound state of intubation 8
Diameter proportion with connecting hole 2 is 1.02 ~ 1.08:1, and the tube socket 7 of the metal sleeve 4 is inserted into the wiring of the metal consent 5
In through-hole 51；
The back side of the electric energy meter 1 offers a strip groove 19, and one by the first support portion 151,152 and of the second support portion
The connection sheet 15 that bending part 153 forms is fixed on the strip groove 19, and the first support portion 151 of this connection sheet 15 is fixed on
In the strip groove 19, a through-hole groove 12 is located on bending part 153 and extends to 152 middle section of the second support portion, this is logical
The width that hole slot 12 is located at 153 region of bending part is greater than 161 diameter of screw rod of fixing bolt 16, this through-hole groove 12 is located at second
The width in 152 region of support part is greater than 161 diameter of screw rod of fixing bolt 16 and is less than 162 diameter of bolt head of fixing bolt 16；
A through-hole 13 is provided on the backboard 111 of the fixed plate 11, a convex block 14 is located at immediately below through-hole 13 and and through-hole
13 EDGE CONTACTs, the screw rod 161 of a fixing bolt 16 screws in through-hole 13 and its 162 lower surface of bolt head is contacted with convex block 14,
To which fixed plate 11 is fixed on fixed body and forms clearance space 17 between 162 lower end surface of bolt head and backboard 111；It is described
Bolt head 162 slides in the through-hole groove 12 for being embedded in connection sheet 15 along strip groove 19, the intubation on the attachment base 3
In the connecting hole 2 of the 8 insertion electric energy meters 1, thus the fixed electric energy meter 1；
6 side of jack is provided with the strip through-hole slot 18 screwed in for connection bolt, this strip through-hole slot 18 and threaded hole
52 coincide.
The tube socket 7 of above-mentioned metal sleeve 4 is provided with a through-hole 71, this through-hole 71 and the threaded hole 52 close to 8 sides of intubation coincide.
The number of above-mentioned perforation wire casing 91 is less than the number of line through slot 9.
Above-mentioned tube socket 7 diameter proportion of its diameter and jack 6 under rebound state is 1.01 ~ 1.05:1.
The diameter of the connecting hole 2 of above-mentioned electric energy meter 1 is 8.4 ~ 8.6mm, and the intubation of the metal sleeve is in the shape that freely rebounds
Diameter is 8.6 ~ 9mm under state.
When using the above-mentioned high stability electric energy metering device being easily installed, temperature rise is greatly reduced, electric energy meter is improved
Stability, reliability, and improve carrying electric current, both ensure that safety, also extend the range of application；Secondly, it is kept away
The exposed probability of electrical cable is exempted from, has reduced security risk, also effectively prevent electricity stealing；Again, installation is reduced
When operator working strength, eliminate the hidden danger of wrong line.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (1)
1. a kind of high stability electric energy metering device being easily installed, including electric energy meter (1), this electric energy meter (1) is if bottom has
A dry connecting hole (2), it is characterised in that: further include attachment base (3), several metal sleeves (4), metal consent (5) and fixation
Bolt (16), the attachment base (3) include pedestal (10) and fixed plate (11), this fixed plate (11) includes backboard (111), difference
It is fixed on the left plate (112), right side plate (113) of backboard (111) lower part two sides, pedestal (10) is installed on backboard (111) lower part
And between left plate (112), right side plate (113)；
The pedestal (10) of the attachment base (3) is provided with several for the jack (6) of metal consent (5) insertion, the metal sleeve
It (4) include the tube socket (7) positioned at lower half and the intubation (8) being made of several metal limbs (81) positioned at the upper half, this
Intubation (8) offers several line through slots (9) in parallel axially along it to be upwardly formed several in the end face week of tube socket (7)
The spaced metal limb (81), at least one line through slot (9) is through described in several described line through slots (9)
Tube socket (7), the perforation wire casing (91) for being intubated (8), intubation (8) end face are spherical crown surface；Metal consent (5) center has
The one wiring through-hole (51) being embedded in for connecting terminal, 2 run through wiring through-hole (51) for the threaded holes (52) that connection bolt screws in
With metal consent (5) side, diameter proportion of this intubation (8) its diameter and connecting hole (2) under rebound state is 1.02 ~
The tube socket (7) of 1.08:1, the metal sleeve (4) are provided with a through-hole (71), this through-hole (71) and the screw thread close to intubation (8) side
Hole (52) coincide；
The back side of the electric energy meter (1) offers a strip groove (19), and one by the first support portion (151), the second support portion
(152) it is fixed on the strip groove (19) with the connection sheet (15) of bending part (153) composition, the first of this connection sheet (15)
Support portion (151) is fixed in the strip groove (19), and a through-hole groove (12) is located on bending part (153) and extends to second
Support portion (152) middle section, the width that this through-hole groove (12) is located at bending part (153) region are greater than the spiral shell of fixing bolt (16)
Bar (161) diameter, the width that this through-hole groove (12) is located at the second support portion (152) region are greater than the screw rod of fixing bolt (16)
(161) diameter and bolt head (162) diameter less than fixing bolt (16)；
It is provided with a through-hole (13) on the backboard (111) of the fixed plate (11), a convex block (14) is located at immediately below through-hole (13) simultaneously
With through-hole (13) EDGE CONTACT, the screw rod (161) of a fixing bolt (16) screws in through-hole (13) and its bolt head (162) following table
Face is contacted with convex block (14), so that fixed plate (11) is fixed on fixed body and in bolt head (162) lower end surface and backboard (111)
Between formed clearance space (17)；The bolt head (162) is slided to be embedded in the logical of connection sheet (15) along strip groove (19)
In hole slot (12), it is located at the intubation (8) on the attachment base (3) and is inserted into the connecting hole (2) of the electric energy meter (1), thus solid
The fixed electric energy meter (1)；
Jack (6) side is provided with the strip through-hole slot (18) screwed in for connection bolt, this strip through-hole slot (18) and screw thread
Hole (52) coincide；The tube socket (7) its diameter and diameter proportion of jack (6) under rebound state are 1.01 ~ 1.05:1；It is described
The diameter of the connecting hole (2) of electric energy meter (1) is 8.4 ~ 8.6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610498575.XA CN106093500B (en) | 2013-09-27 | 2013-09-27 | The high stability electric energy metering device being easily installed |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310450384.2A Division CN103529257B (en) | 2013-09-27 | 2013-09-27 | High reliability electric power meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106093500A CN106093500A (en) | 2016-11-09 |
| CN106093500B true CN106093500B (en) | 2018-12-04 |
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| CN201310450384.2A Expired - Fee Related CN103529257B (en) | 2013-09-27 | 2013-09-27 | High reliability electric power meter |
| CN201610498871.XA Active CN105866489B (en) | 2013-09-27 | 2013-09-27 | High-mechanic current mode electric energy meter |
| CN201610498575.XA Active CN106093500B (en) | 2013-09-27 | 2013-09-27 | The high stability electric energy metering device being easily installed |
| CN201610497738.2A Active CN105891570B (en) | 2013-09-27 | 2013-09-27 | Electric energy meter with Fast Installation function |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310450384.2A Expired - Fee Related CN103529257B (en) | 2013-09-27 | 2013-09-27 | High reliability electric power meter |
| CN201610498871.XA Active CN105866489B (en) | 2013-09-27 | 2013-09-27 | High-mechanic current mode electric energy meter |
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| CN201610497738.2A Active CN105891570B (en) | 2013-09-27 | 2013-09-27 | Electric energy meter with Fast Installation function |
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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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Also Published As
| Publication number | Publication date |
|---|---|
| CN105891570A (en) | 2016-08-24 |
| CN106093500A (en) | 2016-11-09 |
| CN105891570B (en) | 2018-12-04 |
| CN105866489B (en) | 2019-04-23 |
| CN105866489A (en) | 2016-08-17 |
| CN103529257A (en) | 2014-01-22 |
| CN103529257B (en) | 2016-08-17 |
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