CN103616539B - Single-phase electric energy meter case scene automatic connection device and compression bonding method - Google Patents
Single-phase electric energy meter case scene automatic connection device and compression bonding method Download PDFInfo
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- CN103616539B CN103616539B CN201310378001.5A CN201310378001A CN103616539B CN 103616539 B CN103616539 B CN 103616539B CN 201310378001 A CN201310378001 A CN 201310378001A CN 103616539 B CN103616539 B CN 103616539B
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- 230000006835 compression Effects 0.000 title claims abstract description 19
- 238000007906 compression Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000002788 crimping Methods 0.000 claims abstract description 79
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 20
- 229910052802 copper Inorganic materials 0.000 claims description 20
- 239000010949 copper Substances 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 3
- 208000004141 microcephaly Diseases 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 15
- 230000005611 electricity Effects 0.000 description 7
- 238000004891 communication Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
Abstract
The present invention relates to a kind of single-phase electric energy meter case scene automatic connection device and compression bonding method, including electric energy meter, crimping seat base front surface bottom is provided with crimping seat assembly, crimping seat base front surface top is provided with longitudinal lock dog, electric energy meter lower surface conductive interface crimps rod with the current terminal in crimping seat assembly, auxiliary terminal crimping rod grafting coordinates, and electric energy meter top coordinates with longitudinal lock dog grafting.Advantage: one is the single-phase electric energy meter that the state's network mark for producing at present is accurate and south network mark is accurate, on the premise of not making any changes, just can be directly realized by the quick-replaceable of electric energy meter and Renewal process and make user the most electric；Two is electric current to crimp club head front end add a tapered major diameter, microcephaly must be less than the aperture of binding post, major part must be bigger than the aperture of binding post, ensure that a certain diameter of crimping nose taper seat and the effective aperture of binding post match, electric current is crimped club head and is divided into 48 deciles, eliminate some defect in binding post aperture.
Description
Technical field
The present invention relates to a kind of can change old electric energy meter quickly and easily, can guarantee that user connects when changing old electric energy meter again correct and reliable and stable, and with the single-phase electric energy meter case scene automatic connection device of not power down function and compression bonding method, belong to electric energy meter and manufacture field.
Background technology
China's single-phase electric energy meter user's in-site installation: mostly carry out in special table case at present, power office in-site installation personnel, first need to open seal and open the end cap of rosette, the wire being cased with heart yearn overcoat is inserted in the terminals sub-aperture of electric energy meter, tighten eight line pressing bolt again, making wire and terminal hole inwall be in close contact, then by terminal cap lid and seal, wiring has i.e. been accused.If user to change or to keep in repair ammeter, it is necessary to be initially switched off power supply, remove end cap seal, exit seal screw, open end cap, move back eight line pressing bolt of pine, take off old table, then reinstall new table.
Along with developing rapidly of China's economic construction, being continuously increased of residential electricity consumption demand, the replacement cycle of electronic electric energy meter constantly shortens, typically just need to more renew table at 6-8, (the mechanical power energy meter replacement cycle in the past is about at about 20 years, owing to manufacture difficulty is big, table meter precision is wayward, consuming metals resources is serious, there is a serious shortage in the supply for available information resources, so gradually being eliminated), make installation, the workload more renewing table is significantly increased, especially when tightening eight line pressing bolt, if tightening not or having forgotten to tighten, the serious consequence causing burning table because of loose contact will be caused.
Summary of the invention
Purpose of design: avoid the weak point in background technology, design a kind of need not the single-phase meter table case direct press type compression bonding apparatus of the most replaceable new table of power-off and compression bonding method.
Design: in order to realize above-mentioned purpose of design.The application have developed a kind of need not the single-phase meter table case automatic connection device of the most replaceable new table of power-off, this device is on the premise of the electric energy meter profile not changing production at present and structure, crimps the conducting to having fetched electric current of the rod terminal hole with electric energy meter by elastic.When changing electric energy meter, as long as first crushing special seal, exit seal screw, longitudinal lock dog i.e. automatic spring, by electric energy meter longitudinally pull-out, replaced old table can be taken off smoothly, and make user's power inside as usual, then new table is placed in the gathering sill of crimping base, the bottom surface of table machine is close to crimp base, now table machine is in about the 2 degree states that lean forward, push down on and put in place, electric energy meter i.e. completes docking and by state self-locking, indoor Electro-metering proceeds to electric energy meter system immediately, then seal is carried out again by pressing and tighten seal screw under longitudinal direction lock dog, more renew table i.e. to have accused.
1, electric energy meter case is vertically mounted on wall, after opening transparent table case lid, electric energy meter can be placed in the spacing guide pad in left and right of crimping base, owing to the length of 485 communication crimping rods is longer, during so left and right guide pad put into by electric energy meter, table machine should suitably lean forward about about 2 degree and can enter the initial position of crimping smoothly.Then table machine is pushed downwards and forward and put in place and obtain self-locking.Then longitudinal direction lock dog being pressed downwardly onto the end, its seal screw, just with the screw alignment on crimping base, is tightened seal screw and is pressed into special seal again, i.e. accuse crimping and complete.When replacing new table, first special seal is crushed, exit seal screw, longitudinal lock dog i.e. automatic spring, can be pulled outwardly vertical for electric energy meter upper end, just can take off old table smoothly, now constantly electric connection block closes automatically with the copper bar crimping rod, it is possible not only to the charged table that changes and does not produce sparking, it is possible to use family electricity consumption is unaffected.When new table is loaded on, this continuous electric connection block is i.e. held in both hands copper bar be automatically separated with crimp during crimping, and the power consumption of user i.e. proceeds in the metering system of electric energy meter, and the electricity consumption of user is brought great convenience by this.This UPS device, after taking off electric energy meter, may continue to electricity consumption inside resident family, power consumption now is undertaken by power department, the most whether adapts to national conditions and still needs consideration, if being not desired to do so, as long as watchman's clapper is except continuous electric connection block.
null2、Crimping position selects in the aperture of current wiring terminal，A diameter of 8.5 millimeters of crimp head，Each crimp head upwards pressure about about 5 kilograms，(state's network planning is fixed: the big ampere in single-phase electric energy meter binding post aperture is 8.5 for a diameter of 7.5 millimeters of terminal hole，Middle ampere is 7.5)，Maximum power consumption according to the current user of China，More than 90% mostly below 60 amperes，I.e. terminal hole internal diameter be 7.5 middle ampere range the widest，The author is through thousands of secondary repetition tests，By the electric current of 60 amperes after crimping，Temperature rise near its contact point is about in 45 degrees centigrade (this temperature rise amplitude and twist screw wiring by hand compare about difference about 3-5 degree)，Under normal circumstances: as long as using temperature total near fully loaded its contact point of 60 ampere-hours should be safe less than about 95 degree.
3, the key point that the application device is important is: the structure on crimping rod top, and its shape and size just seem particularly significant, and we devise two kinds of maximum current specifications is 60A；The crimping top bar structure of 100 A: (1) electric current is crimped club head front end and adds a tapered major diameter, microcephaly must be less than the aperture of binding post, major part must be bigger than the aperture of binding post, the effective aperture of a certain diameter and binding post to ensure crimping nose taper seat matches, the length of concordant profipole is the girth of its diameter, it is the thrust spring of about 5 owing to crimping rod bottom is provided with upwards thrust, the medial surface making terminal aperture obtains sizable normal pressure from the contact line on crimping rod inclined-plane, the gradient that head inclined-plane is held in both hands in crimping is the least, the lateral pressure that binding post aperture inwall obtains is the biggest (in order to ensure easy accessibility, with the requirement adapting to terminal varying aperture, head gradient should not be the least), thus ensure that the maximization of conductive capability, such as Fig. 1.(2) electric current crimps club head front end add a diameter and be suitable for binding post endoporus, the taper seat that length is suitable, top diameter must be less than binding post aperture, major part must be bigger than the aperture of binding post, head reprocessing one suitable endoporus, then crimping handful head is axially divided into 4-8 decile, a radial spring it is provided with in hole, make each radial elastic waiting split to produce trace, under the effect of crimping rod lower thrust spring, the medial surface making terminal aperture obtains sizable normal pressure from the contact line on crimping rod inclined-plane, the gradient that head inclined-plane is held in both hands in crimping is the least, the lateral pressure that binding post aperture inwall obtains is the biggest, its conductive capability is the biggest.Electric current is crimped club head and is divided into the purpose of 4-8 decile, some defect in binding post aperture can be eliminated and set, such as Fig. 2-1 and 2-2.The most each epi-position, with the management and control interface of 485 communication interfaces and power-off of operating a switch, the electric energy meter installed at present, has without these interfaces, but also there is small part area to use, the most whether automatic connection device configures completely, use, and is all not required to device make any change.Deepening constantly along with electric energy meter is intelligentized, the demand of table meter management and control information is improved constantly by power office, and that designs table case automatic connection device is comprehensive and perfect, embodies the perspective of it.(4) for safety, the plastic parts of table case compression bonding apparatus, PC is all used to add the high-strength anti-flaming material of 10% glass, crimping seat assembly directly contacts with heat generating member, PBT is all used to add the heat proof material of 30% glass, its thermal deformation resistant temperature up to 150-200 degree about, it is ensured that its safety used at normal temperatures.(5) during in-site installation electric energy meter, the troublesome operation tightened is unscrewed owing to eliminating 8 line pressing bolt of 4 current terminal sub-aperture and 2 485 communication screws and 2 or 1 terminal screw of operating a switch, this table case scene automatic connection device, the speed that its wiring is installed is greatly improved, and improves at least more than 20 times than its efficiency of manual wiring.(6) in-site installation electric energy meter is manual wiring at present, the degree of tightening of line pressing bolt or whether forget to tighten；Electric current hunting and 485 communication interface polarity are can no wrong；All differences with installation personnel can there are differences, and its installation quality is difficult to obtain unification, standard, accurately.And automatic connection device, put in place without installation, cannot self-locking, so its installation quality is can be guaranteed, eliminate the hidden danger of anthropic factor and the most reliable and the most stable.
Technical scheme 1: a kind of single-phase electric energy meter case scene automatic connection device special electric current terminal compression joint rod, the crimping top club head of current terminal crimping rod is circular cone inclined-plane with the contact portion of binding post endoporus.
Technical scheme 2: a kind of single-phase electric energy meter case scene automatic connection device special electric current terminal compression joint rod, crimps top club head fluting and is divided into 4-8 decile, and head bore serves as a contrast spring built with crimping rod.
Technical scheme 3: a kind of single-phase electric energy meter case scene automatic connection device, including electric energy meter, crimping seat base front surface bottom is provided with crimping seat assembly, crimping seat base front surface top is provided with longitudinal lock dog, electric energy meter lower surface conductive interface crimps rod with the current terminal in crimping seat assembly, auxiliary terminal crimping rod grafting coordinates, and electric energy meter top coordinates with longitudinal lock dog grafting.
Technical scheme 4: the compression bonding method of a kind of single-phase electric energy meter case scene automatic connection device, when replacing new table, first by the special seal in power department seal hole in broken longitudinal lock dog, then by seal screw hole exits seal screw, longitudinal lock dog is automatic spring under lock dog exits spring effect, now it is pulled outwardly vertical for electric energy meter upper end, make electric energy meter bottom conductive interface change continuous voltage joint chair assembly current terminal crimping rod with electric energy meter to separate, during taking off old table, the wire connecting copper block that constantly electrical connection copper billet is connected with current terminal crimping rod under the effect of current terminal crimping rod spring closes automatically, make user power utilization unaffected；When new table is loaded on, this constantly electrically connects copper billet and is i.e. automatically separated with wire connecting copper block during crimping, and the power consumption of user i.e. proceeds to the metering system of electric energy meter.
The present invention is compared with background technology, and one is the single-phase electric energy meter that the state's network mark for producing at present is accurate and south network mark is accurate, on the premise of not making any changes, just can be directly realized by the quick-replaceable of electric energy meter and Renewal process and make user the most electric；Two is electric current to crimp club head front end add a tapered major diameter, microcephaly must be less than the aperture of binding post, major part must be bigger than the aperture of binding post, ensure that a certain diameter of crimping nose taper seat and the effective aperture of binding post match, and electric current is crimped club head and is divided into the purpose of 4-8 decile, some defect in binding post aperture can be eliminated；Three to be to ensure that wiring works quick, properly and securely.
Accompanying drawing explanation
Fig. 1 is the structural representation of current terminal crimping the first embodiment of rod.
Fig. 2-1 is the structural representation of current terminal crimping rod the second embodiment.
Fig. 2-2 is Fig. 2-1 plan structure schematic diagram.
Fig. 3 is the sectional structure schematic diagram after the crimping of single-phase electric energy meter case scene automatic connection device.
Fig. 4 is the structural representation after Fig. 3 crimps.
Fig. 5 is the structural representation of longitudinal lock dog.
Detailed description of the invention
Embodiment 1: referring to the drawings 1.A kind of single-phase electric energy meter case scene automatic connection device special electric current terminal compression joint rod, the crimping top club head of current terminal crimping rod 11 is circular cone inclined-plane 111 with the contact portion of binding post endoporus.The contact point on club head inclined-plane, crimping top refers to the intersection point interior side contacts at binding post wire inlet/outlet hole and the 120 degree of fillet surfaces in aperture, it is ensured that the maximization of conductive capability.Such as Fig. 1.
Embodiment 2: on the basis of embodiment 1, referring to the drawings 2-1 and 2-2.A kind of single-phase electric energy meter case scene automatic connection device special electric current terminal compression joint rod, crimps top club head fluting and is divided into 4-8 decile, and head bore serves as a contrast spring 112 built with crimping rod.
Embodiment 3: on the basis of embodiment 1 or 2, referring to the drawings 1 to accompanying drawing 5.A kind of single-phase electric energy meter case scene automatic connection device, including electric energy meter 7, the positive basifacial of crimping seat base 1 is provided with crimping seat assembly 14, crimping seat base 1 front upper is provided with longitudinal lock dog 4, electric energy meter 7 lower surface conductive interface crimps rod 11 with the current terminal in crimping seat assembly 14, excellent 10 grafting of auxiliary terminal crimping coordinate, and auxiliary terminal crimps excellent 10 lower ends and is connected with auxiliary terminal wire 15.Electric energy meter 7 top coordinates with longitudinal lock dog 4 grafting, it is connected by seal screw 2 between longitudinal lock dog 4 and crimping seat base 1, crimping seat base 1 is provided with continuous voltage joint chair assembly 14, electric energy meter 7 bottom conductive interface coordinates with continuous voltage joint chair assembly 14 grafting, and electric energy meter 7 top is climbed 6 by electric energy meter extension and coordinated with longitudinal lock dog 4 grafting.Electric energy meter is hung and is climbed 6 backs being fixed on electric energy meter 7 top.Longitudinal lock dog 4 front upper portion is ganged up constituted by seal screw hole 402 and power department seal hole 401, and the anterior bottom of longitudinal lock dog 4 is groove 406 and coordinates with crimping seat base 1 base plate grafting；Longitudinal bottom, lock dog 4 back has telescopic spring hole 404, and spring 5 is exited built with lock dog in telescopic spring hole 404.The current terminal being positioned in crimping seat assembly 14 guide channel crimps excellent 11 lower ends and is connected through wire connecting copper block 12 is fixing with wire connecting copper block 12, wire connecting copper block 12 is connected with table case wire 8 one end, current terminal spring 13 upper end is enclosed within the part stud upper and lower end of excellent 11 lower ends of current terminal crimping and is enclosed within the boss bottom crimping seat assembly 14 shell, constantly electrical connection copper billet 9 is fixed on crimping seat assembly 14, and constantly electrical connection copper billet 9 lower surface touch with wire connecting copper block 12 or from.Table case wire casing 17 is positioned at below crimping seat assembly 14 and table case wire casing 17 is provided with wire casing division board 16.
This UPS device, after taking off electric energy meter, may continue to electricity consumption inside resident family, power consumption now is undertaken by power department, the most whether adapts to national conditions and still needs consideration, if being not desired to do so, as long as removing continuous electric connection block.
Crimping position selects in the aperture of current wiring terminal, each crimp head upwards pressure about about 5 kilograms, (state's network planning is fixed: the big ampere in single-phase electric energy meter binding post aperture is 8.5 for a diameter of 7.5 millimeters of terminal hole, middle ampere is 7.5), maximum power consumption according to the current user of China, more than 90% mostly below 60 amperes, the author is through hundreds of secondary repetition test, by the electric current of 60 amperes after crimping, temperature rise near its contact point is about in 45 degrees centigrade (this temperature rise amplitude and twist screw wiring by hand compare the difference that there are about about 3-5 degree), under normal circumstances: as long as temperature total near its contact point when using fully loaded 60 Ampere currents should be safe less than about 95 degree.
For safety, the plastic parts of table case compression bonding apparatus, PC is all used to add the high-strength anti-flaming material of 10% glass, crimping seat assembly is because directly contacting with heat generating member, PBT is all used to add the heat proof material of 20% glass, its thermal deformation resistant temperature up to 150-200 degree degree about, it is ensured that its safety used at normal temperatures.
Embodiment 4: on the basis of embodiment 3, a kind of compression bonding method of single-phase electric energy meter case scene automatic connection device, when replacing new table, first by the special seal in power department seal hole 401 in broken longitudinal lock dog 4, then by seal screw hole 402 exits seal screw 2, longitudinal lock dog 4 is automatic spring under lock dog exits spring 5 effect, now it is pulled outwardly vertical for electric energy meter 7 upper end, electric energy meter 7 bottom conductive interface is made to separate with continuous voltage joint chair assembly 14 current terminal crimping rod 11, during taking off old table, continuous electrical connection copper billet 9 crimps rod 11 affixed wire connecting copper blocks 12 under the effect of current terminal spring 13 and automatically closes with current terminal, it is possible not only to the charged table that changes and does not produce sparking, it is used as family electricity consumption unaffected；When new table is loaded on, this constantly electrically connects copper billet 9 and is i.e. automatically separated with wire connecting copper block 12 during crimping, and the power consumption of user i.e. proceeds in the metering system of electric energy meter, and the electricity consumption of user is brought great convenience by this.
During in-site installation electric energy meter, the troublesome operation tightened is unscrewed owing to eliminating 8 line pressing bolt of 4 current terminal sub-aperture and 2 485 communication screws and 2 or 1 terminal screw of operating a switch, this table case scene automatic connection device, the speed that its wiring is installed is greatly improved, and improves at least more than 30 times than its efficiency of manual wiring.
In-site installation electric energy meter is manual wiring at present, the degree of tightening of line pressing bolt or whether forget to tighten；The correct docking of 485 order wires, all differences with installation personnel can there are differences, and its installation quality is difficult to obtain unified, accurately.And automatic connection device, put in place without installation, cannot self-locking, so its installation quality, eliminate anthropic factor and the most reliable and the most stable.
It is to be understood that: although the word that the mentality of designing of the present invention is contrasted detailed by above-described embodiment describes; but these words describe; simply the simple text of mentality of designing of the present invention is described; rather than the restriction to mentality of designing of the present invention; any combination without departing from mentality of designing of the present invention, increase or revise, each falling within protection scope of the present invention.
Claims (8)
1. a single-phase electric energy meter case scene automatic connection device special electric current terminal compression joint rod, is characterized in that: the crimping top club head of current terminal crimping rod (11) is circular cone inclined-plane (111) with the contact portion of binding post endoporus.
Automatic connection device in single-phase electric energy meter case scene the most according to claim 1 special electric current terminal compression joint rod, is characterized in that: crimping top club head fluting makes to be divided into 4-8 decile, and head bore is built with crimping rod lining spring (112).
Automatic connection device in single-phase electric energy meter case scene the most according to claim 1 special electric current terminal compression joint rod, is characterized in that: the contact point on club head inclined-plane, crimping top refers to the intersection point interior side contacts at binding post wire inlet/outlet hole and the 120 degree of fillet surfaces in aperture.
4. one kind by the single-phase electric energy meter case scene automatic connection device of the single-phase electric energy meter case scene automatic connection device special electric current terminal compression joint bar construction described in claim 1, including electric energy meter (7), it is characterized in that: the positive basifacial of crimping seat base (1) is provided with crimping seat assembly (14), crimping seat base (1) front upper is provided with longitudinal lock dog (4), electric energy meter (7) lower surface conductive interface crimps rod (11) with the current terminal in crimping seat assembly (14), auxiliary terminal crimping rod (10) grafting coordinates, electric energy meter (7) top coordinates with longitudinal lock dog (4) grafting.
Automatic connection device in single-phase electric energy meter case scene the most according to claim 4, it is characterized in that: described electric energy meter (7) refers to the single-phase electric energy meter that state's network mark is accurate or southern network mark is accurate, do not making any changes, only remove four line pressing bolt of row under binding post, i.e. can be directly mounted on automatic connection device.
Automatic connection device in single-phase electric energy meter case scene the most according to claim 4, it is characterized in that: be connected by seal screw (2) between longitudinal lock dog (4) and crimping seat base (1), electric energy meter (7) top is climbed (6) by electric energy meter extension and is coordinated with longitudinal lock dog (4) grafting.
Automatic connection device in single-phase electric energy meter case scene the most according to claim 6, is characterized in that: electric energy meter extension is climbed (6) and is fixed on the back on electric energy meter (7) top.
8. the compression bonding method of an automatic connection device in single-phase electric energy meter case scene as claimed in claim 4, it is characterized in that: when replacing new table, first by the special seal in power department seal hole (401) in broken longitudinal lock dog (4), then by seal screw hole (402) exits seal screw (2), longitudinal lock dog (4) is automatic spring under lock dog exits spring (5) effect, now it is pulled outwardly vertical for electric energy meter (7) upper end, make electric energy meter (7) bottom conductive interface crimp rod (11) with the current terminal in crimping seat assembly to be gradually disengaged, during taking off old table, constantly electrically connect copper billet (9) automatically to close with current terminal crimping rod (11) the wire connecting copper block (12) that is connected under the effect of current terminal spring (13), make user power utilization unaffected；When new table is loaded on, this constantly electrically connects copper billet (9) and is i.e. automatically separated with wire connecting copper block (12) during crimping, and the power consumption of user i.e. proceeds in the metering system of electric energy meter.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310378001.5A CN103616539B (en) | 2013-04-01 | 2013-08-27 | Single-phase electric energy meter case scene automatic connection device and compression bonding method |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310109219 CN103226159A (en) | 2013-04-01 | 2013-04-01 | Box site automatic junction device and compression joint method for single phase watt hour meter |
| CN201310109219.0 | 2013-04-01 | ||
| CN2013101092190 | 2013-04-01 | ||
| CN201310378001.5A CN103616539B (en) | 2013-04-01 | 2013-08-27 | Single-phase electric energy meter case scene automatic connection device and compression bonding method |
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| CN103616539A CN103616539A (en) | 2014-03-05 |
| CN103616539B true CN103616539B (en) | 2016-12-28 |
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| CN 201310109219 Pending CN103226159A (en) | 2013-04-01 | 2013-04-01 | Box site automatic junction device and compression joint method for single phase watt hour meter |
| CN201310378001.5A Active CN103616539B (en) | 2013-04-01 | 2013-08-27 | Single-phase electric energy meter case scene automatic connection device and compression bonding method |
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| CN 201310109219 Pending CN103226159A (en) | 2013-04-01 | 2013-04-01 | Box site automatic junction device and compression joint method for single phase watt hour meter |
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| CN104062480B (en) * | 2014-06-19 | 2017-01-11 | 郭峰铨 | Electric energy meter rotating-pressing type wiring meter support |
| CN104535811B (en) * | 2014-12-23 | 2018-02-27 | 惠州中城电子科技有限公司 | A kind of ammeter connecting element |
| CN104614564B (en) * | 2015-01-30 | 2018-08-07 | 广东鼎瑞电塑科技有限公司 | Internal elastic type connector and electric energy meter |
| CN104655892A (en) * | 2015-02-10 | 2015-05-27 | 宁波奥克斯高科技有限公司 | Electric meter pluggable part |
| CN105388342B (en) * | 2015-11-12 | 2018-02-09 | 杭州厚域科技有限公司 | Highly conductive the ability grafting rod and its plug-in connection of electric energy meter electricity box plug socket |
| CN105606860B (en) * | 2015-11-13 | 2018-08-14 | 乐清道和电气有限公司 | A kind of converter that plug electric energy meter does not power off and the table support with the converter |
| CN106597359B (en) * | 2017-01-10 | 2024-02-20 | 河南许继仪表有限公司 | DC ammeter electrification part and electrification device using same |
| CN107167644B (en) * | 2017-06-08 | 2019-10-01 | 明光市嘉益电控科技有限公司 | A kind of method of Fast Installation ammeter box |
| CN109870603B (en) * | 2018-12-27 | 2021-04-16 | 国网山东省电力公司潍坊供电公司 | Joint termination |
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| CN101446596A (en) * | 2008-12-18 | 2009-06-03 | 绍兴电力局 | Conical connecting terminal of electric energy meter |
| CN202661506U (en) * | 2012-06-15 | 2013-01-09 | 宁波三星电气股份有限公司 | Binding post for electric energy meter |
| CN203479858U (en) * | 2013-04-01 | 2014-03-12 | 杭州驰骋凯晟科技有限公司 | Site automatic junction device for single phase watt hour meter box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103226159A (en) | 2013-07-31 |
| CN103616539A (en) | 2014-03-05 |
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