CN103472275A - Pluggable electric energy measurement device - Google Patents
Pluggable electric energy measurement device Download PDFInfo
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- CN103472275A CN103472275A CN2013104494203A CN201310449420A CN103472275A CN 103472275 A CN103472275 A CN 103472275A CN 2013104494203 A CN2013104494203 A CN 2013104494203A CN 201310449420 A CN201310449420 A CN 201310449420A CN 103472275 A CN103472275 A CN 103472275A
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Abstract
The invention discloses a pluggable electric energy measurement device. The pluggable electric energy measurement device comprises an electric energy meter with the bottom provided with a plurality of connecting holes. The pluggable electric energy measurement device further comprises a connecting base, a plurality of metal sleeves and a metal socket. Each metal sleeve comprises a tube base on the lower half portion and an inserting tube which is located on the upper half portion and composed of a plurality of metal disc sheets, each inserting tube is provided with a plurality of wire through grooves in a parallel mode in the axial direction of each inserting tube so that the metal disc sheets which are arranged at intervals can be formed on the circumferential direction of the end face of each tube base, at least one of the metal disc sheets is a communicated wire groove capable of penetrating through each tube base and each inserting tube, and the end face of each inserting tube is a spherical crown surface. The center of the metal socket is provided with a wiring through hole into which an amphenol connector can be embedded, the inserting tubes of the metal sleeves are inserted into the connecting holes of the electric energy meter, and the ratio of the diameter of the inserting tubes under the bounce state to the diameter of the connecting holes ranges from 1.02 to 1.08:1. Temperature rise is greatly reduced, the stability and reliability of the electric energy meter are improved, the bearing current is improved, the safety is guaranteed, and the application range is expanded.
Description
Technical field
The present invention relates to a kind of plug-in electric power meter, belong to the electric-power metering technical field.
Background technology
In prior art, electric power meter mostly adopts the mode of connection, usually needs manually one by one inlet wire and outlet all to be 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 electric energy meter has the protection of combined connection box, terminal box and seal, still have unavoidably outside the part electrical cable is exposed to, both there is potential safety hazard, also to electricity filching behavior, provide chance; (4) the 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 be keeped in repair when going wrong, after needing first inlet wire and outlet are removed, could change electric energy meter, therefore cause the 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 plug-in 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 purpose of this invention is to provide a kind of plug-in electric power meter, this plug-in electric power meter greatly reduces temperature rise, has improved stability, the reliability of electric energy meter, and has improved loaded current, has both guaranteed security, has also expanded the scope of application.
For achieving the above object, the technical solution used in the present invention is: a kind of plug-in electric power meter, comprise electric energy meter, and this electric energy meter bottom has several connecting holes, also comprises Connection Block, several metal sleeves, metal consent and set bolt;
Described Connection Block has several jacks embedded for metal consent, described metal sleeve comprises the base that is positioned at Lower Half and is positioned at the intubate be comprised of several metal limbs of 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 embedded 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 the bounce-back state is 1.03 ~ 1.07:1, 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 be 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 the bending part zone is greater than the screw diameter of set bolt, and the width that this through-hole groove is positioned at the second zone, support portion is greater than the screw diameter of set bolt and is less than the bolt head diameter of set bolt;
Have a through hole on described Connection Block, one projection be positioned under through hole and with the 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 Connection Block is fixed in to fixed body and forms clearance space between bolt head lower surface and Connection Block surface; Thereby described bolt head slides and embeds in the through-hole groove of brace along strip groove, the intubate be 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 screwed 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 the bounce-back state is 1.02 ~ 1.04:1.
4. in such scheme, the diameter of the connecting hole of described electric energy meter is 8.4 ~ 8.6mm, and the diameter of 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. plug-in electric power meter of the present invention, metal sleeve comprises the base that is positioned at Lower Half and is positioned at the intubate be comprised of several metal limbs of 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 embedded 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 the 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. plug-in 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, both has been convenient to insert the connecting hole of electric energy meter, also favourable further raising face contact performance.
3. plug-in 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. plug-in electric power meter of the present invention, its projection be positioned under through hole and with the 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 in to reference substance and forms clearance space between bolt head lower surface and Connection Block; 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 fixing with the metope as fixed body, also realized electric energy meter and Connection Block fixed installation, simultaneously, the convenient operation personnel install, also for convenience detach.
The accompanying drawing explanation
Accompanying drawing 1 is plug-in electric power meter master TV structure schematic diagram of the present invention;
The right TV structure schematic diagram that accompanying drawing 2 is 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 7 is connecting base structure schematic diagram of the present invention;
The A place partial structurtes schematic diagram that accompanying drawing 8 is accompanying drawing 10;
Accompanying drawing 9 is electric energy meter structure schematic diagram of the present invention;
Accompanying drawing 10 is electric energy meter of the present invention back side partial structurtes schematic diagram;
Accompanying drawing 11 is B place partial structurtes schematic diagram in accompanying drawing 2.
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; 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 plug-in electric power meter, comprise electric energy meter 1, and this electric energy meter 1 bottom has several connecting holes 2, also comprises Connection Block 3, several metal sleeves 4, metal consent 5 and set bolt 16;
Described Connection Block 3 has several jacks 6 embedded for metal consent 5, described metal sleeve 4 comprises the base 7 that is positioned at Lower Half and the intubate 8 be 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 embedded 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 the bounce-back state is 1.03 ~ 1.07:1, 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 zones is greater than screw rod 161 diameters of set bolt 16, the width that this through-hole groove 12 is positioned at 152 zones, 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,
Have a through hole 13 on described Connection Block 3, 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 Connection Block 3 is fixed in to fixed body and forms clearance space 17 between bolt head 162 lower surfaces and Connection Block 3 surfaces; Thereby described bolt head 162 slides and embeds in the through-hole groove 12 of brace 15 along strip groove 19, the intubate 8 be 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 screwed 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 plug-in electric power meter, comprise electric energy meter 1, and this electric energy meter 1 bottom has several connecting holes 2, also comprises Connection Block 3, several metal sleeves 4, metal consent 5 and set bolt 16;
Described Connection Block 3 has several jacks 6 embedded for metal consent 5, described metal sleeve 4 comprises the base 7 that is positioned at Lower Half and the intubate 8 be 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 embedded 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 the bounce-back state is 1.03 ~ 1.07:1, 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 zones is greater than screw rod 161 diameters of set bolt 16, the width that this through-hole groove 12 is positioned at 152 zones, 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,
Have a through hole 13 on described Connection Block 3, 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 Connection Block 3 is fixed in to fixed body and forms clearance space 17 between bolt head 162 lower surfaces and Connection Block 3 surfaces; Thereby described bolt head 162 slides and embeds in the through-hole groove 12 of brace 15 along strip groove 19, the intubate 8 be 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 screwed 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 the bounce-back state is 1.02 ~ 1.04:1.
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 plug-in 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 characteristics, and its purpose is to allow the 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 plug-in 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) has several jacks (6) embedded for metal consent (5), described metal sleeve (4) comprises the base (7) that is positioned at Lower Half and is positioned at the intubate (8) be comprised of several metal limbs (81) of 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) embedded 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 the bounce-back state is 1.03 ~ 1.07:1, 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, this through-hole groove (12) is positioned at screw rod (161) diameter that the regional width of bending part (153) is greater than set bolt (16), this through-hole groove (12) is positioned at bolt head (162) diameter that the regional width in the second support portion (152) is greater than screw rod (161) diameter of set bolt (16) and is less than set bolt (16),
Have a through hole (13) on described Connection Block (3), 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 Connection Block (3) is fixed in to fixed body and forms clearance space (17) between bolt head (162) lower surface and Connection Block (3) surface; Described bolt head (162) along strip groove (19) thus slide to embed in the through-hole groove (12) of brace (15), the intubate (8) be 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) screwed in for connection bolt, and this strip through-hole groove (18) coincide with threaded hole (52).
2. plug-in electric power meter according to claim 1, it 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. plug-in electric power meter according to claim 1, it is characterized in that: the number of described perforation wire casing (91) is less than the number of line groove (9).
4. plug-in electric power meter according to claim 1 is characterized in that: described base (7) diameter proportion of its diameter and jack (6) under the bounce-back state is 1.02 ~ 1.04:1.
5. plug-in 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, and the diameter of the intubate (8) of described metal sleeve (4) diameter under free bounce-back state is 8.6 ~ 9mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310449420.3A CN103472275B (en) | 2013-09-27 | 2013-09-27 | Pluggable electric energy measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310449420.3A CN103472275B (en) | 2013-09-27 | 2013-09-27 | Pluggable electric energy measurement device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103472275A true CN103472275A (en) | 2013-12-25 |
| CN103472275B CN103472275B (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310449420.3A Active CN103472275B (en) | 2013-09-27 | 2013-09-27 | Pluggable electric energy measurement device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4518517B1 (en) * | 2009-10-30 | 2010-08-04 | 株式会社月寒製作所 | Uninterruptible power meter replacement device |
| CN202141748U (en) * | 2011-04-18 | 2012-02-08 | 中国电力科学研究院 | Three-phase intelligent electric energy meter shell |
| CN103116051A (en) * | 2013-03-07 | 2013-05-22 | 华威博奥电力设备有限公司 | Pluggable electric meter box |
| CN203101463U (en) * | 2013-03-01 | 2013-07-31 | 杭州凯雅捷科技有限公司 | Multiple meter position plug connector of three-phase electric energy meter |
| 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 |
| CN203166149U (en) * | 2013-01-21 | 2013-08-28 | 杭州凯雅捷科技有限公司 | Simple wiring connection apparatus |
-
2013
- 2013-09-27 CN CN201310449420.3A patent/CN103472275B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4518517B1 (en) * | 2009-10-30 | 2010-08-04 | 株式会社月寒製作所 | Uninterruptible power meter replacement device |
| 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 |
| CN203101463U (en) * | 2013-03-01 | 2013-07-31 | 杭州凯雅捷科技有限公司 | Multiple meter position plug connector of three-phase electric energy meter |
| 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 |
| CN103116051A (en) * | 2013-03-07 | 2013-05-22 | 华威博奥电力设备有限公司 | Pluggable electric meter box |
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| Publication number | Publication date |
|---|---|
| CN103472275B (en) | 2016-02-03 |
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