CN103983826A - Full-contact wiring rod head for electric energy meter testing meter stand - Google Patents
Full-contact wiring rod head for electric energy meter testing meter stand Download PDFInfo
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- CN103983826A CN103983826A CN201410217480.7A CN201410217480A CN103983826A CN 103983826 A CN103983826 A CN 103983826A CN 201410217480 A CN201410217480 A CN 201410217480A CN 103983826 A CN103983826 A CN 103983826A
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- electric energy
- energy meter
- caput
- wiring
- contact sleeve
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Abstract
The invention discloses a full-contact wiring rod head for an electric energy meter testing meter stand. A rod head body sequentially comprises a wiring part, a handheld part and an installation part from top to bottom. A spring is connected to the wiring part in a sleeved mode. A cylindrical contact sleeve is further connected to the wiring part in a sleeved mode. The cylindrical contact sleeve is located above the spring and positioned to the wiring part through a fixing hinge pin. An inward concave arc surface is arranged at the top of the cylindrical contact sleeve. The arc surface can be well wrapped on half the edge of an installation screw under the action of the spring. Gaps which are longitudinally distributed are formed in the cylindrical contact sleeve, so that full contact is realized, heat dissipation is facilitated, contact resistance is reduced, reliability of compression joint wiring in the electric energy meter testing process is improved, low contact resistance is guaranteed in the electric energy meter testing process, the service life is long, and the electric energy meter testing accuracy is high; besides, the handheld part is convenient to install, novel in structure and convenient to make, and can be widely applied to electric energy meter testing devices.
Description
Technical field
The present invention relates to a kind of full contact wiring caput for electric energy meter test dial framework, belong to electric energy meter detection technique field.
Background technology
At present, electric energy meter detects and has entered the unattended detection epoch of automatic production line, and along with the automatic testing requirement of intelligentized electric energy meter, it is to solve numerous and diverse manual wiring operation that electric energy meter detects the problem facing, complete and automatically connect the operation of taking out stitches, further improve intelligentized degree.Require to need directly to adopt crimping mode according to the wiring of electric energy meter test, one time crimping operation can complete wiring, convenient and swift.But the existing dial framework wiring caput for electric energy meter test, generally adopts tack structure or U word arcuate structure, while causing crimping wiring, the connection terminal contact resistance of wiring caput and electric energy meter is very large, in the time that electric energy meter is tested, electric current maximum can only could be stablized use at electric current 60A, at logical super-high-current, during as 100A, the loss ratio that contact resistance produces is larger, thermal value is very large, cannot finely use, shorten the serviceable life of wiring caput, also can affect the measuring accuracy of electric energy meter.
Summary of the invention
The object of the invention is for deficiency of the prior art, the full contact wiring caput for electric energy meter test dial framework providing, the reliability of crimping wiring while improving test electric energy meter, contacts while ensureing electric energy meter test completely, and resistance is little, loss is little, and temperature rise is low, long service life, the measuring accuracy of electric energy meter is high, novel structure, is convenient to realize, and can be widely used on the test dial framework of electric energy meter.
Achieve the above object in order to solve, the technical solution adopted in the present invention is:
For a full contact wiring caput for electric energy meter test dial framework, it is characterized in that: comprise the caput main body of cylindrical shape, described caput main body comprises wire connecting portion, Handheld Division and installation portion from top to bottom successively;
In described wire connecting portion, be socketed with spring, in described wire connecting portion, be also socketed with cylinder contact sleeve, described cylinder contact sleeve is positioned at the top of spring, the outer wall of described cylinder contact sleeve is provided with symmetrical point other waist-shaped hole, described wire connecting portion is also provided with fixed pin mounting hole, described waist-shaped hole, rationed marketing mounting hole are penetrated with fixed pin shaft, described fixed pin shaft is positioned at cylinder contact sleeve in wire connecting portion, described spring is used for making the waist-shaped hole lower limb of cylinder contact sleeve be close to fixed pin shaft, the arc surface that described cylinder contact sleeve top is indent;
Described Handheld Division is hexagonal nut shape, and forms step-like with the bottom of wire connecting portion;
The outer wall of described installation portion is provided with screw thread, for caput main body being arranged on to test dial framework, is socketed with hexagonal setting nut on the screw thread of described installation portion, receives the length on test dial framework for regulating installation portion to twist.
Aforesaid a kind of full contact wiring caput for electric energy meter test dial framework, is characterized in that: the height of described hexagonal setting nut is the half of installation portion length.
Aforesaid a kind of full contact wiring caput for electric energy meter test dial framework, is characterized in that: the outer wall of described cylinder contact sleeve is provided with some the gaps that longitudinally distribute.
Aforesaid a kind of full contact wiring caput for electric energy meter test dial framework, it is characterized in that: the quantity in described gap is four, and the angle between adjacent gap is 90 °, described gap is divided into two groups, the lower end in first group of gap is connected with waist-shaped hole, and the lower end in second group of gap is provided with through hole.
Aforesaid a kind of full contact wiring caput for electric energy meter test dial framework, is characterized in that: wire connecting portion, Handheld Division and the installation portion of described caput main body adopts the moulding of copper product integrally casting.
Aforesaid a kind of full contact wiring caput for electric energy meter test dial framework, is characterized in that: described hexagonal setting nut is identical with the width of Handheld Division outer edge.
The invention has the beneficial effects as follows: the full contact wiring caput for electric energy meter test dial framework of the present invention, caput main body comprises wire connecting portion from top to bottom successively, Handheld Division and installation portion, in wire connecting portion, be socketed with spring, in wire connecting portion, be also socketed with cylinder contact sleeve, cylinder contact sleeve is positioned at the top of spring, and by fixed pin shaft, cylinder contact sleeve is positioned in wire connecting portion, the arc surface that cylinder contact sleeve top is indent, arc surface is under the effect of spring, can be good at wrapping up one side of something of wiring installation screw, on cylinder contact sleeve, be also provided with the gap of longitudinal distribution, can either contact completely, also convenient heat radiation, reduce contact resistance, the reliability of crimping wiring while improving test electric energy meter, while ensureing electric energy meter test, contact resistance is little, long service life, the measuring accuracy of electric energy meter is high, and be provided with that Handheld Division is convenient installs, novel structure, be convenient to realize, can be widely used on the proving installation of electric energy meter.
Brief description of the drawings
Fig. 1 is the structural representation of the full contact wiring caput for electric energy meter test dial framework of the present invention.
Fig. 2 is the blast structural representation of the full contact wiring caput for electric energy meter test dial framework of the present invention.
Fig. 3 is the syndeton schematic diagram of the connection terminal of wiring caput of the present invention and electric energy meter.
Fig. 4 is the syndeton schematic diagram that screw is installed in cylinder contact sleeve on wiring caput of the present invention and wiring.
Fig. 5 is that wiring caput of the present invention is installed to the structural representation on dial framework.
In accompanying drawing, the implication of mark is as follows:
1: caput main body; 101: wire connecting portion; 102: Handheld Division; 103: installation portion; 2: electric energy meter; 3: screw thread; 4: hexagonal setting nut; 5: spring; 6: dial framework; 7: cylinder contact sleeve; 701: waist-shaped hole; 702: arc surface; 703: the first groups of gaps; 704: through hole; 705: the second groups of gaps; 8: screw is installed in wiring; 9: connection terminal; 10: fixed pin shaft.
Embodiment
Below in conjunction with Figure of description, the invention will be further described.Following examples are only for technical scheme of the present invention is more clearly described, and can not limit the scope of the invention with this.
As shown in Figures 1 and 2, a kind of full contact wiring caput for electric energy meter test dial framework, comprise the caput main body 1 of cylindrical shape, caput main body 1 comprises wire connecting portion 101 from top to bottom successively, Handheld Division 102 and installation portion 103, wire connecting portion 101, Handheld Division 102 and installation portion 103 adopt the moulding of copper product integrally casting, electric conductivity, thermal conductivity is all good, in wire connecting portion 101, be socketed with spring 5, in wire connecting portion 101, be also socketed with cylinder contact sleeve 7, cylinder contact sleeve 7 is positioned at the top of spring 5, the outer wall of cylinder contact sleeve 7 is provided with symmetrical point other waist-shaped hole 701, wire connecting portion 101 is also provided with fixed pin mounting hole, waist-shaped hole 701, rationed marketing mounting hole is penetrated with fixed pin shaft 10, fixed pin shaft 10 is positioned at cylinder contact sleeve in wire connecting portion 101, spring 5 is close to fixed pin shaft 10 for waist-shaped hole 701 lower limbs that make cylinder contact sleeve 7, the arc surface 702 that cylinder contact sleeve 7 tops are indent, as shown in Figures 3 and 4, arc surface 702 can be good at wrapping up one side of something of wiring installation screw 8, screw 8 is installed in rotation wiring, the extruding that the arc surface 702 of cylinder contact sleeve 7 is subject to wiring installs screw 8, under the reacting force of spring 5, make the inwall close contact of cylinder contact sleeve 7 that wire connecting portion 101 is socketed and connection terminal 9, ensure the reliability of contact, grow up in fixed pin shaft 10 in waist-shaped hole 701 holes of cylinder contact sleeve 7, cylinder contact sleeve 7 can be under the effect of spring 5 like this, in wire connecting portion 101, lower movement, the arc surface 702 of cylinder contact sleeve 7 is close to wiring installation screw 8, and, the outer wall of cylinder contact sleeve 7 is provided with some the gaps that longitudinally distribute, the quantity in gap 703 is four, and the angle between adjacent gap is 90 °, when cylinder contact sleeve 7 arc surface 702 while receiving pressure, cylinder contact sleeve 7 can expand outwardly along gap, thereby make, cylinder contact sleeve 7 contacts more closely with the inwall of connection terminal 9, gap is divided into two groups, the lower end in first group of gap 703 is connected with waist-shaped hole 701, the lower end in second group of gap 705 is provided with through hole 704, gap, waist-shaped hole 701, through hole 704 can improve the ventilation effect of contact position, convenient heat radiation, further extend the serviceable life of full contact wiring caput, gap, waist-shaped hole 701, through hole 704 can also make contact resistance less, even if power attenuation is less when the large electric current of 100A, thermal value is general, temperature rise is low, be applicable to the demand of electric energy meter test.
Described Handheld Division 102 is hexagonal nut shape, and forms step-likely with the bottom of wire connecting portion 101, and Handheld Division 102 facilitates the installation of whole wiring caput;
The outer wall of described installation portion 103 is provided with screw thread 3, for caput main body 1 being arranged on to test dial framework;
On the screw thread 3 of described installation portion 103, be socketed with hexagonal setting nut 4, the height of preferred hexagonal setting nut 4 is the half of installation portion 103 length, receive the length on test dial framework for regulating installation portion 103 to twist, regulate wiring caput to stretch out the length on test dial framework, to be applicable to the electric energy meter of different model;
The width that described hexagonal setting nut 4 is identical, same with the width of Handheld Division 102 outer edge, facilitates hand-held twisting to connect, and improves the aesthetic property of whole dial framework wiring caput.
As shown in Figure 5, dial framework wiring caput of the present invention is installed to the dial framework 6 for electric energy meter test, dial framework 6 is connected with the connection terminal 9 of electric energy meter 2 to be tested, concrete connected mode, as shown in Figure 4, first the wire connecting portion 101 that is socketed with cylinder contact sleeve 7 is inserted into the inwall of the connection terminal 9 of electric energy meter 7 to be tested, and contact with wiring installation screw 8, the arc surface 702 of cylinder contact sleeve 7 indents can be good at wrapping up one side of something of wiring installation screw 8, screw 8 is installed in rotation wiring, the pressure being subject to along with arc surface 702 increases, the extruding that the arc surface 702 of cylinder contact sleeve 7 indents is subject to wiring installs screw 8, the top of cylinder contact sleeve 7 is expanded outwardly along gap, thereby arc surface 702 is contacted with the inwall precision of the connection terminal 9 of electric energy meter 2.
In sum, full contact wiring caput for electric energy meter test dial framework of the present invention, caput main body comprises wire connecting portion from top to bottom successively, Handheld Division and installation portion, in wire connecting portion, be socketed with spring, in wire connecting portion, be also socketed with cylinder contact sleeve, cylinder contact sleeve is positioned at the top of spring, and by fixed pin shaft, cylinder contact sleeve is positioned in wire connecting portion, the arc surface that cylinder contact sleeve top is indent, arc surface is under the effect of spring, can be good at wrapping up one side of something of wiring installation screw, on cylinder contact sleeve, be also provided with the gap of longitudinal distribution, can either contact completely, also convenient heat radiation, reduce contact resistance, the reliability of crimping wiring while improving test electric energy meter, while ensureing electric energy meter test, contact resistance is little, long service life, the measuring accuracy of electric energy meter is high, and be provided with that Handheld Division is convenient installs, novel structure, be convenient to realize, can be widely used on the proving installation of electric energy meter.
More than show and described ultimate principle of the present invention, principal character and advantage.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. for a full contact wiring caput for electric energy meter test dial framework, it is characterized in that: comprise the caput main body (1) of cylindrical shape, described caput main body (1) comprises wire connecting portion (101), Handheld Division (102) and installation portion (103) from top to bottom successively;
In described wire connecting portion (101), be socketed with spring (5), in described wire connecting portion (101), be also socketed with cylinder contact sleeve (7), described cylinder contact sleeve (7) is positioned at the top of spring (5), the outer wall of described cylinder contact sleeve (7) is provided with symmetrical point other waist-shaped hole (701), described wire connecting portion (101) is also provided with fixed pin mounting hole, described waist-shaped hole (701), rationed marketing mounting hole is penetrated with fixed pin shaft (10), described fixed pin shaft (10) is positioned at cylinder contact sleeve in wire connecting portion (101), described spring (5) is close to fixed pin shaft (10) for waist-shaped hole (701) lower limb that makes cylinder contact sleeve (7), the arc surface (702) that described cylinder contact sleeve (7) top is indent,
Described Handheld Division (102) is hexagonal nut shape, and forms step-like with the bottom of wire connecting portion (101);
The outer wall of described installation portion (103) is provided with screw thread (3), for caput main body (1) being arranged on to test dial framework, on the screw thread (3) of described installation portion (103), be socketed with hexagonal setting nut (4), receive the length on test dial framework for regulating installation portion (103) to twist.
2. a kind of full contact wiring caput for electric energy meter test dial framework according to claim 1, is characterized in that: the height of described hexagonal setting nut (4) is the half of installation portion (103) length.
3. a kind of full contact wiring caput for electric energy meter test dial framework according to claim 1, is characterized in that: the outer wall of described cylinder contact sleeve (7) is provided with some the gaps that longitudinally distribute.
4. according to a kind of full contact wiring caput for electric energy meter test dial framework described in claim 1 or 3, it is characterized in that: the quantity in described gap is four, and the angle between adjacent gap is 90 °, described gap is divided into two groups, the lower end in first group of gap (703) is connected with waist-shaped hole (701), and the lower end in second group of gap (705) is provided with through hole (704).
5. a kind of full contact wiring caput for electric energy meter test dial framework according to claim 1, is characterized in that: wire connecting portion (101), Handheld Division (102) and the installation portion (103) of described caput main body (1) adopts the moulding of copper product integrally casting.
6. a kind of full contact wiring caput for electric energy meter test dial framework according to claim 1, is characterized in that: described hexagonal setting nut (4) is identical with the width of Handheld Division (102) outer edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410217480.7A CN103983826A (en) | 2014-05-22 | 2014-05-22 | Full-contact wiring rod head for electric energy meter testing meter stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410217480.7A CN103983826A (en) | 2014-05-22 | 2014-05-22 | Full-contact wiring rod head for electric energy meter testing meter stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103983826A true CN103983826A (en) | 2014-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410217480.7A Pending CN103983826A (en) | 2014-05-22 | 2014-05-22 | Full-contact wiring rod head for electric energy meter testing meter stand |
Country Status (1)
| Country | Link |
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| CN (1) | CN103983826A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107479024A (en) * | 2017-10-16 | 2017-12-15 | 广东电网有限责任公司电力科学研究院 | A kind of electric energy meter calibration binding post |
| CN110133346A (en) * | 2019-06-26 | 2019-08-16 | 广东省计量科学研究院（华南国家计量测试中心） | A kind of connection structure reducing electric energy surface contact resistance |
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| GB517484A (en) * | 1938-07-29 | 1940-01-31 | British Sangamo Co Ltd | Improvements in and relating to electrical measuring instruments |
| GB740430A (en) * | 1953-10-23 | 1955-11-09 | Landis & Gyr Ag | Testing of electricity meters |
| CN201281761Y (en) * | 2008-10-30 | 2009-07-29 | 费杏宝 | Automatic short-circuit automatic connection device for novel single-phase multifunctional electric energy meter calibration stand |
| CN201281759Y (en) * | 2008-10-30 | 2009-07-29 | 费杏宝 | Assistant terminal neilsbed component for novel electric energy meter calibration stand connection device |
| CN201322793Y (en) * | 2008-12-18 | 2009-10-07 | 绍兴电力局 | Conical wire-connecting meter support of electric energy meter |
| CN201569737U (en) * | 2009-12-17 | 2010-09-01 | 中国电力科学研究院 | Experimental test device of watt-hour meter |
| CN201673175U (en) * | 2010-04-01 | 2010-12-15 | 深圳市新松科技有限公司 | Improved structure of wiring terminal for testing electrical appliance |
| CN201945683U (en) * | 2011-01-28 | 2011-08-24 | 广州市格宁电气有限公司 | Crimping type connection terminal for energy meter detection device |
| CN202770867U (en) * | 2012-09-05 | 2013-03-06 | 江苏省电力公司无锡供电公司 | Electric energy meter test wiring device |
| CN203949960U (en) * | 2014-05-22 | 2014-11-19 | 国家电网公司 | A kind of full contact wiring caput for electric energy meter test dial framework |
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2014
- 2014-05-22 CN CN201410217480.7A patent/CN103983826A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB517484A (en) * | 1938-07-29 | 1940-01-31 | British Sangamo Co Ltd | Improvements in and relating to electrical measuring instruments |
| GB740430A (en) * | 1953-10-23 | 1955-11-09 | Landis & Gyr Ag | Testing of electricity meters |
| CN201281761Y (en) * | 2008-10-30 | 2009-07-29 | 费杏宝 | Automatic short-circuit automatic connection device for novel single-phase multifunctional electric energy meter calibration stand |
| CN201281759Y (en) * | 2008-10-30 | 2009-07-29 | 费杏宝 | Assistant terminal neilsbed component for novel electric energy meter calibration stand connection device |
| CN201322793Y (en) * | 2008-12-18 | 2009-10-07 | 绍兴电力局 | Conical wire-connecting meter support of electric energy meter |
| CN201569737U (en) * | 2009-12-17 | 2010-09-01 | 中国电力科学研究院 | Experimental test device of watt-hour meter |
| CN201673175U (en) * | 2010-04-01 | 2010-12-15 | 深圳市新松科技有限公司 | Improved structure of wiring terminal for testing electrical appliance |
| CN201945683U (en) * | 2011-01-28 | 2011-08-24 | 广州市格宁电气有限公司 | Crimping type connection terminal for energy meter detection device |
| CN202770867U (en) * | 2012-09-05 | 2013-03-06 | 江苏省电力公司无锡供电公司 | Electric energy meter test wiring device |
| CN203949960U (en) * | 2014-05-22 | 2014-11-19 | 国家电网公司 | A kind of full contact wiring caput for electric energy meter test dial framework |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107479024A (en) * | 2017-10-16 | 2017-12-15 | 广东电网有限责任公司电力科学研究院 | A kind of electric energy meter calibration binding post |
| CN107479024B (en) * | 2017-10-16 | 2023-04-14 | 广东电网有限责任公司电力科学研究院 | Binding post for electric energy meter verification |
| CN110133346A (en) * | 2019-06-26 | 2019-08-16 | 广东省计量科学研究院（华南国家计量测试中心） | A kind of connection structure reducing electric energy surface contact resistance |
| CN110133346B (en) * | 2019-06-26 | 2024-01-26 | 广东省计量科学研究院（华南国家计量测试中心） | Connection structure for reducing contact resistance of electric energy meter |
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Application publication date: 20140813 |