CN103529257A - High-reliability electric energy metering device - Google Patents
High-reliability electric energy metering device Download PDFInfo
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- CN103529257A CN103529257A CN201310450384.2A CN201310450384A CN103529257A CN 103529257 A CN103529257 A CN 103529257A CN 201310450384 A CN201310450384 A CN 201310450384A CN 103529257 A CN103529257 A CN 103529257A
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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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- Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
- Transformers For Measuring Instruments (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Measuring Leads Or Probes (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
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- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The invention discloses a high-reliability electric energy metering device. The high-reliability electric energy metering device comprises an electric energy meter, a connecting seat, a plurality of metal sleeves and a metal socket, wherein the bottom of the electric energy meter is provided with a plurality of connecting holes; the metal sleeves comprise tube seats on the lower half parts and plug tubes consisting of a plurality of metal flaps and on the upper half parts; the plug tubes are provided with a plurality of wire grooves in parallel along the axial direction so as to form a plurality of metal flaps, which are spaced away from one another, in the circumferential directions of the end faces of the tube seats; at least one of the wire grooves is a penetrating wire groove which penetrates the tube seats and the plug tubes; the end faces of the plug tubes are spherical crown faces; a connecting through hole for embedding the connecting terminal is formed in the center of the metal socket; the plug tubes of the metal sleeves are inserted into the connecting holes of the electric energy meter; the proportion of the diameter of the plug tubes to the diameter of the connecting holes is 1.02-1.08:1. According to the device, the temperature rise is greatly reduced, the stability and the reliability of the electric energy meter are improved, the bearing current is improved, the safety is guaranteed, and the universality and the life cycle are also improved.
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 adopts the mode of connection, conventionally needs manually one by one inlet wire and outlet to be all connected on the connection terminal of electric energy meter.Such mode has following drawback: (1) connection terminal junction temperature rise, the problem of existence and stability, poor reliability; (2) connection terminal is difficult to bear large electric current, thereby has limited the scope of its application; (3) even if electric energy meter has the protection of combined connection box, terminal box and seal, still have unavoidably outside part electrical cable is exposed to, both there is potential safety hazard, also to electricity filching behavior, provide chance; (4) electric energy meter field attaching is very inconvenient, need to check one by one connection, not only needs huge manually, also very easily causes error connection; (5) in the time of need to keeping in repair when going wrong, after needing first inlet wire and outlet to remove, could change electric energy meter, therefore cause electric energy meter installation and rush to repair the replacing time longer.So, consider in conjunction with domestic electrical network actual conditions, in order to overcome above-mentioned technological deficiency, how to design a kind of high reliability electric power meter, can overcome above-mentioned technical matters becomes the direction that those skilled in the art make great efforts.
Summary of the invention
The object of this invention is to provide a kind of high reliability electric power meter, this high reliability electric power meter greatly reduces temperature rise, has improved stability, the reliability of electric energy meter; And improved loaded current, both guaranteed security, also expanded the scope and the versatility and the life cycle that have improved product of application.
For achieving the above object, the technical solution used in the present invention is: a kind of high reliability electric power meter, comprise electric energy meter, this electric energy meter bottom has several connecting holes, also comprise Connection Block, several metal sleeves, metal consent and set bolt, described Connection Block comprises pedestal and fixed head, and this fixed head comprises backboard, is individually fixed in the left plate of both sides, backboard bottom, right plate, and pedestal is installed on backboard, bottom and between left plate, right plate;
The pedestal of described Connection Block has several jacks embedding for metal consent, described metal sleeve comprises the base that is positioned at Lower Half and the intubate being comprised of several metal limbs that is positioned at the first half, thereby this intubate along its axially parallel offer several line grooves and upwards forming several spaced described metal limbs the end face week of base, in described several line grooves, at least one line groove is the perforation wire casing that runs through described base, intubate, and described intubate end face is spherical crown surface; Described metal consent center has a wiring through hole embedding for connection terminal, 2 threaded holes that screw in for connection bolt run through wiring through hole and metal consent side, this intubate diameter proportion of its diameter and connecting hole under bounce-back state is 1.02 ~ 1.08:1, and the base of described metal sleeve inserts in the wiring through hole of described metal consent;
The back side of described electric energy meter offers a strip groove, one brace being comprised of the first support portion, the second support portion and bending part is fixed on described strip groove, the first support portion of this brace is fixed in described strip groove, one through-hole groove is positioned on bending part and extends to the second support portion middle section, the width that this through-hole groove is positioned at bending part region is greater than the screw diameter of set bolt, and the width that this through-hole groove is positioned at the second region, support portion is greater than the screw diameter of set bolt and is less than the bolt head diameter of set bolt;
On the backboard of described fixed head, have a through hole, one projection be positioned under through hole and with through hole edge contact, the screw rod of one set bolt screws in through hole and its bolt head lower surface and bump contact, thereby fixed head is fixed on to reference substance and forms clearance space between bolt head lower surface and backboard; Thereby described bolt head slides and embeds in the through-hole groove of brace along strip groove, the intubate being positioned on described Connection Block is inserted the connecting hole of described electric energy meter, thereby fixes described electric energy meter;
Described jack side has the strip through-hole groove screwing in for connection bolt, and this strip through-hole groove and threaded hole coincide.
In technique scheme, further improvement project is as follows:
1. the base of metal sleeve described in such scheme has a through hole, and this through hole coincide with the threaded hole near cannula side.
2. in such scheme, the number of described perforation 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, the diameter of the connecting hole of described electric energy meter is 8.4 ~ 8.6mm, and the intubate of described metal sleeve diameter under free bounce-back state is 8.6 ~ 9mm.
Because technique scheme is used, the present invention compared with prior art has following advantages and effect:
1. high reliability electric power meter of the present invention, its metal sleeve comprises the base that is positioned at Lower Half and the intubate being comprised of several metal limbs that is positioned at the first half, thereby this intubate along its axially parallel offer several line grooves and upwards forming several spaced described metal limbs the end face week of base, described metal consent center has a wiring through hole embedding for connection terminal, 2 threaded holes that screw in for connection bolt run through wiring through hole and metal consent side, this intubate diameter proportion of its diameter and connecting hole under bounce-back state is 1.02 ~ 1.08:1, the base of described metal sleeve inserts in the wiring through hole of described metal consent, the face of cylinder coincide, greatly reduce temperature rise, improved the electrical property conductive performance of electric energy meter, contact stabilization and reliable, and improved loaded current, both guaranteed security, also expanded the scope of application.
2. high reliability electric power meter of the present invention, in its several line grooves, at least one line groove is the perforation wire casing that runs through described base, intubate, the number that connects wire casing is less than the number of line groove, the base of metal sleeve and intubate and connecting hole and wiring through hole elastic force are variant, contribute to further to improve stability, reliability; Secondly, its intubate end face is spherical crown surface, has both been convenient to insert the connecting hole of electric energy meter, also favourable further raising face contact performance.
3. high reliability electric power meter of the present invention, it has avoided the probability that electrical cable is exposed, has reduced potential safety hazard, has also effectively prevented electricity filching behavior; Secondly, reduce the working strength of operating personnel while installing, eliminated the hidden danger of wrong line.
4. high reliability electric power meter of the present invention, its projection be positioned under through hole and with through hole edge contact, the screw rod of one set bolt screws in through hole and its bolt head lower surface and bump contact, thereby fixed head is fixed on to reference substance and forms clearance space between bolt head lower surface and backboard; Thereby described bolt head slides and embeds in the through-hole groove of brace along strip groove, and this set bolt had both been realized with the metope as fixed body and having been fixed, also realized electric energy meter and Connection Block fixed installation, meanwhile, convenient operation personnel install, also for convenience detach; Secondly, pedestal and the fixed head of its Connection Block have adopted split-type design, have saved cost, and meanwhile, subsequent product is only changed pedestal, has improved versatility and the life cycle of product.
Accompanying drawing explanation
Accompanying drawing 1 is the main TV structure schematic diagram of high reliability electric power meter of the present invention;
Accompanying drawing 2 is the right TV structure schematic diagram of accompanying drawing 1;
Accompanying drawing 3 is the local structure for amplifying schematic diagram in A place in accompanying drawing 2;
Accompanying drawing 4 is metal sleeve 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 8 is the main TV structure schematic diagram of fixed head of the present invention;
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 12 is electric energy meter structure schematic diagram of the present invention;
In above accompanying drawing: 1, electric energy meter; 2, connecting hole; 3, Connection Block; 4, metal sleeve; 5, metal consent; 51, wiring through hole; 52, threaded hole; 6, jack; 7, base; 71, through hole; 8, intubate; 81, metal limb; 9, line groove; 91, connect wire casing; 10, pedestal; 11, fixed head; 111, backboard; 112, left plate; 113, right plate; 12, through-hole groove; 13, through hole; 14, projection; 15, brace; 151, the first support portion; 152, the second support portion; 153, bending part; 16, set bolt; 161, screw rod; 162, bolt head; 17, clearance space; 18, strip through-hole groove; 19, strip groove.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment 1: a kind of high reliability electric power meter, comprise electric energy meter 1, this electric energy meter 1 bottom has several connecting holes 2, also comprise Connection Block 3, several metal sleeves 4, metal consent 5 and set bolt 16, described Connection Block 3 comprises pedestal 10 and fixed head 11, this fixed head 11 comprises backboard 111, is individually fixed in the left plate 112 of backboard 111 both sides, bottom, right plate 113, and pedestal 10 is installed on backboard 111, bottom and between left plate 112, right plate 113;
The pedestal 10 of described Connection Block 3 has several jacks 6 embedding for metal consent 5, described metal sleeve 4 comprises the base 7 that is positioned at Lower Half and the intubate 8 being comprised of several metal limbs 81 that is positioned at the first half, thereby this intubate 8 along its axially parallel offer several line grooves 9 and upwards forming several spaced described metal limbs 81 the end face week of base 7, in described several line grooves 9, at least one line groove 9 is for running through the perforation wire casing 91 of described base 7, intubate 8, and described intubate 8 end faces are spherical crown surface; Described metal consent 5 centers have a wiring through hole 51 embedding for connection terminal, 2 threaded holes 52 that screw in for connection bolt run through wiring through hole 51 and metal consent 5 sides, this intubate 8 diameter proportion of its diameter and connecting hole 2 under bounce-back state is 1.02 ~ 1.08:1, and the base 7 of described metal sleeve 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 support portion 151, the brace 15 that the second support portion 152 and bending part 153 form is fixed on described strip groove 19, the first support portion 151 of this brace 15 is fixed in described strip groove 19, one through-hole groove 12 is positioned on bending part 153 and extends to the second support portion 152 middle sections, the width that this through-hole groove 12 is positioned at bending part 153 regions is greater than screw rod 161 diameters of set bolt 16, the width that this through-hole groove 12 is positioned at 152 regions, the second support portion is greater than screw rod 161 diameters of set bolt 16 and is less than bolt head 162 diameters of set bolt 16,
On the backboard 111 of described fixed head 11, have a through hole 13, one projection 14 be positioned under through hole 13 and with through hole 13 edge contact, the screw rod 161 of one set bolt 16 screws in through hole 13 and its bolt head 162 lower surfaces contact with projection 14, thereby fixed head 11 is fixed on to fixed body and forms clearance space 17 between bolt head 162 lower surfaces and backboard 111; Thereby described bolt head 162 slides and embeds in the through-hole groove 12 of brace 15 along strip groove 19, the intubate 8 being positioned on described Connection Block 3 is inserted the connecting hole 2 of described electric energy meter 1, thereby fixes described electric energy meter 1;
Described jack 6 sides have the strip through-hole groove 18 screwing in for connection bolt, and this strip through-hole groove 18 coincide with threaded hole 52.
The base 7 of above-mentioned metal sleeve 4 has a through hole 71, and this through hole 71 coincide with the threaded hole 52 near intubate 8 sides.
Embodiment 2: a kind of high reliability electric power meter, comprise electric energy meter 1, this electric energy meter 1 bottom has several connecting holes 2, also comprise Connection Block 3, several metal sleeves 4, metal consent 5 and set bolt 16, described Connection Block 3 comprises pedestal 10 and fixed head 11, this fixed head 11 comprises backboard 111, is individually fixed in the left plate 112 of backboard 111 both sides, bottom, right plate 113, and pedestal 10 is installed on backboard 111, bottom and between left plate 112, right plate 113;
The pedestal 10 of described Connection Block 3 has several jacks 6 embedding for metal consent 5, described metal sleeve 4 comprises the base 7 that is positioned at Lower Half and the intubate 8 being comprised of several metal limbs 81 that is positioned at the first half, thereby this intubate 8 along its axially parallel offer several line grooves 9 and upwards forming several spaced described metal limbs 81 the end face week of base 7, in described several line grooves 9, at least one line groove 9 is for running through the perforation wire casing 91 of described base 7, intubate 8, and described intubate 8 end faces are spherical crown surface; Described metal consent 5 centers have a wiring through hole 51 embedding for connection terminal, 2 threaded holes 52 that screw in for connection bolt run through wiring through hole 51 and metal consent 5 sides, this intubate 8 diameter proportion of its diameter and connecting hole 2 under bounce-back state is 1.02 ~ 1.08:1, and the base 7 of described metal sleeve 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 support portion 151, the brace 15 that the second support portion 152 and bending part 153 form is fixed on described strip groove 19, the first support portion 151 of this brace 15 is fixed in described strip groove 19, one through-hole groove 12 is positioned on bending part 153 and extends to the second support portion 152 middle sections, the width that this through-hole groove 12 is positioned at bending part 153 regions is greater than screw rod 161 diameters of set bolt 16, the width that this through-hole groove 12 is positioned at 152 regions, the second support portion is greater than screw rod 161 diameters of set bolt 16 and is less than bolt head 162 diameters of set bolt 16,
On the backboard 111 of described fixed head 11, have a through hole 13, one projection 14 be positioned under through hole 13 and with through hole 13 edge contact, the screw rod 161 of one set bolt 16 screws in through hole 13 and its bolt head 162 lower surfaces contact with projection 14, thereby fixed head 11 is fixed on to fixed body and forms clearance space 17 between bolt head 162 lower surfaces and backboard 111; Thereby described bolt head 162 slides and embeds in the through-hole groove 12 of brace 15 along strip groove 19, the intubate 8 being positioned on described Connection Block 3 is inserted the connecting hole 2 of described electric energy meter 1, thereby fixes described electric energy meter 1;
Described jack 6 sides have the strip through-hole groove 18 screwing in for connection bolt, and this strip through-hole groove 18 coincide with threaded hole 52.
The base 7 of above-mentioned metal sleeve 4 has a through hole 71, and this through hole 71 coincide with the threaded hole 52 near intubate 8 sides.
The number of above-mentioned perforation 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.
The diameter of the connecting hole 2 of above-mentioned electric energy meter 1 is 8.4 ~ 8.6mm, and the intubate of described metal sleeve diameter under free bounce-back state is 8.6 ~ 9mm.
While adopting above-mentioned high reliability electric power meter, greatly reduce temperature rise, improved stability, the reliability of electric energy meter, and improved loaded current, both guaranteed security, also expanded the scope of application; Secondly, it has avoided the probability that electrical cable is exposed, has reduced potential safety hazard, has also effectively prevented electricity filching behavior; Again, reduce the working strength of operating personnel while installing, eliminated the hidden danger of wrong line.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (5)
1. a high reliability electric power meter, comprise electric energy meter (1), this electric energy meter (1) bottom has several connecting holes (2), it is characterized in that: also comprise Connection Block (3), several metal sleeves (4), metal consent (5) and set bolt (16), described Connection Block (3) comprises pedestal (10) and fixed head (11), this fixed head (11) comprises backboard (111), be individually fixed in the left plate (112) of backboard (111) both sides, bottom, right plate (113), pedestal (10) is installed on backboard (111), bottom is also positioned at left plate (112), between right plate (113),
The pedestal (10) of described Connection Block (3) has several jacks (6) embedding for metal consent (5), described metal sleeve (4) comprises the intubate (8) being comprised of several metal limbs (81) that is positioned at the base (7) of Lower Half and is positioned at the first half, this intubate (8) along its axially parallel offer several line grooves (9) thus upwards forming several spaced described metal limbs (81) the end face week of base (7), in described several line grooves (9), at least one line groove (9) is for running through described base (7), the perforation wire casing (91) of intubate (8), described intubate (8) end face is spherical crown surface, described metal consent (5) center has a wiring through hole (51) embedding for connection terminal, 2 threaded holes (52) that screw in for connection bolt run through wiring through hole (51) and metal consent (5) side, this intubate (8) diameter proportion of its diameter and connecting hole (2) under bounce-back state is 1.02 ~ 1.08:1, and the base (7) of described metal sleeve (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 support portion (151), the brace (15) that the second support portion (152) and bending part (153) form is fixed on described strip groove (19), first support portion (151) of this brace (15) is fixed in described strip groove (19), one through-hole groove (12) is positioned at bending part (153) and goes up and extend to the second support portion (152) middle section, the width that this through-hole groove (12) is positioned at bending part (153) region is greater than screw rod (161) diameter of set bolt (16), the width that this through-hole groove (12) is positioned at region, the second support portion (152) is greater than screw rod (161) diameter of set bolt (16) and is less than bolt head (162) diameter of set bolt (16),
On the backboard (111) of described fixed head (11), have a through hole (13), one projection (14) be positioned under through hole (13) and with through hole (13) edge contact, the screw rod (161) of one set bolt (16) screws in through hole (13) and its bolt head (162) lower surface contacts with projection (14), thereby fixed head (11) is fixed on to fixed body and forms clearance space (17) between bolt head (162) lower surface and backboard (111); Described bolt head (162) along strip groove (19) thus slide to embed in the through-hole groove (12) of brace (15), the intubate (8) being positioned on described Connection Block (3) is inserted the connecting hole (2) of described electric energy meter (1), thus fixing described electric energy meter (1);
Described jack (6) side has the strip through-hole groove (18) screwing in for connection bolt, and this strip through-hole groove (18) coincide with threaded hole (52).
2. high reliability electric power meter according to claim 1, is characterized in that: the base (7) of described metal sleeve (4) has a through hole (71), and this through hole (71) coincide with the threaded hole (52) near intubate (8) side.
3. high reliability electric power meter according to claim 1, is characterized in that: the number of described perforation wire casing (91) is less than the number of line groove (9).
4. high reliability electric power meter according to claim 1, is characterized in that: described base (7) diameter proportion of its diameter and jack (6) under bounce-back state is 1.01 ~ 1.05:1.
5. high reliability electric power meter according to claim 1, it is characterized in that: the diameter of the connecting hole (2) of described electric energy meter (1) is 8.4 ~ 8.6mm, the intubate (8) of described metal sleeve (4) diameter under free bounce-back state is 8.6 ~ 9mm.
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 |
| CN201310450384.2A CN103529257B (en) | 2013-09-27 | 2013-09-27 | High reliability electric power meter |
| CN201610498575.XA CN106093500B (en) | 2013-09-27 | 2013-09-27 | The high stability electric energy metering device being easily installed |
| 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 |
|---|---|---|---|
| CN201610498871.XA Division CN105866489B (en) | 2013-09-27 | 2013-09-27 | High-mechanic current mode electric energy meter |
| CN201610498575.XA Division CN106093500B (en) | 2013-09-27 | 2013-09-27 | The high stability electric energy metering device being easily installed |
| CN201610497738.2A Division CN105891570B (en) | 2013-09-27 | 2013-09-27 | Electric energy meter with Fast Installation function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103529257A true CN103529257A (en) | 2014-01-22 |
| CN103529257B CN103529257B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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 |
| CN201310450384.2A Expired - Fee Related CN103529257B (en) | 2013-09-27 | 2013-09-27 | High reliability electric power meter |
| 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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| 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 |
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| Application Number | Title | Priority Date | Filing Date |
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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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| CN106093500B (en) * | 2013-09-27 | 2018-12-04 | 苏州工业园区和顺电气股份有限公司 | The high stability electric energy metering device being easily installed |
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| CN106093500B (en) * | 2013-09-27 | 2018-12-04 | 苏州工业园区和顺电气股份有限公司 | The high stability electric energy metering device being easily installed |
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2013
- 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 CN201310450384.2A patent/CN103529257B/en not_active Expired - Fee Related
- 2013-09-27 CN CN201610497738.2A patent/CN105891570B/en active Active
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| DE1765040A1 (en) * | 1968-03-23 | 1971-07-01 | Licentia Gmbh | Fastening device for electrical measuring devices |
| WO1999023495A2 (en) * | 1997-10-30 | 1999-05-14 | Ekstrom Industries, Inc. | Watthour meter socket adapter |
| JP2008157637A (en) * | 2006-12-20 | 2008-07-10 | Chugoku Electric Power Co Inc:The | Signal supply structure |
| 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 |
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| 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 |
|---|---|
| CN106093500B (en) | 2018-12-04 |
| CN105866489B (en) | 2019-04-23 |
| CN103529257B (en) | 2016-08-17 |
| CN105891570A (en) | 2016-08-24 |
| CN105866489A (en) | 2016-08-17 |
| CN105891570B (en) | 2018-12-04 |
| CN106093500A (en) | 2016-11-09 |
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