CN104515882A - Electricity meter connecting plug with internal expansion spring - Google Patents
Electricity meter connecting plug with internal expansion spring Download PDFInfo
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- CN104515882A CN104515882A CN201410734397.7A CN201410734397A CN104515882A CN 104515882 A CN104515882 A CN 104515882A CN 201410734397 A CN201410734397 A CN 201410734397A CN 104515882 A CN104515882 A CN 104515882A
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- plug
- electric energy
- energy meter
- expansion type
- type spring
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Abstract
The invention relates to an electricity meter connecting plug with an internal expansion spring. The electricity meter connecting plug comprises a plug and a circular internal expansion spring disposed in the plug. A plurality of metal sheets are arranged on the upper portion of the plug; the lower portion of the plug is provided with an electrical connecting end; the top of each metal sheet on the plug has a transitional face. The electricity meter connecting plug has the advantages that during mounting, the plug is directly plugged to a connecting terminal of an electricity meter, the existing screw press-fitting manner is substantially changed, and field mounting efficiency is greatly improved.
Description
Technical field
The invention belongs to a kind of low-voltage distribution apparatus, particularly relate to a kind of electric energy meter attachment plug of use internal-expansion type spring easy to connect.
Background technology
All need a large amount of electric energy meter is installed in the relevant device of the low-voltage complete such as electrical energy metering tank, comprehensive distribution cabinet field, also need to carry out electrical install connection to a large amount of electric energy meters in the manufacturing of electric energy meter and gauge check link.
At present, the most traditional way is directly or by copper rod indirect grafting electric energy meter terminal seated connection terminal by the wire that is connected with electric energy meter, the electrical connection of electric energy meter is guaranteed again by screw crimping mode, also employing one plectrum form is had to carry out installing, if application number is the pluggable terminals adopted in 201410088434.1, but the situation easily causing electrical connection not tight occurs, and paddle easily departs from from connection terminal (button seated connection terminal) after a number of uses.
Because the manufacturing in low-voltage complete field and electric energy meter, gauge check link require that the number ratio of installing electric energy meter is more, and installation environment is generally also subject to the restriction of working-yard, so the mounting means efficiency comparison of electric energy meter is low at present, due to this kind of problem existed in actual conditions, and also do not address these problems preferably at present, therefore truly have the necessity making improvement.
Summary of the invention
For the deficiencies in the prior art, the object of the present invention is to provide a kind of electric energy meter attachment plug using internal-expansion type spring, make it possible to a large amount of electric energy meter of Fast Installation, greatly to improve electric energy meter field installation effectiveness.
Technical scheme of the present invention is as follows:
Use an electric energy meter attachment plug for internal-expansion type spring, include:
Plug, its top is some sheet metals, and its underpart is electrical connection terminal;
Circular internal-expansion type spring, is arranged at accordingly in described plug, is positioned at and is within the length of each described sheet metal place.
The electric energy meter attachment plug of above-mentioned use internal-expansion type spring, described sheet metal is more than 2 and 2, often has microspur interval between sheet metal described in adjacent two.
The electric energy meter attachment plug of above-mentioned use internal-expansion type spring, the upper end of each described sheet metal is all formed with a transition face.
The electric energy meter attachment plug of above-mentioned use internal-expansion type spring, the tangent plane that the transition face at each described sheet metal top is arc surface or tilts to the axial line of tubular structure.
The electric energy meter attachment plug of above-mentioned use internal-expansion type spring, described plug processes by conducting electricity good metal pipe material, and some sheet metals with microspur interval are processed on the top of metal pipe material, and bottom is processed as the electrical connection terminal of U-shaped structure.
The invention has the beneficial effects as follows:
(1) make the connection terminal of plug of the present invention direct grafting electric energy meter when installing, thus fundamentally change existing screw crimping mode, drastically increase in-site installation efficiency, the efficiency of the manufacturing and gauge check link can also be improved;
(2) plug of the present invention is the tubular structure be made up of 2 and above sheet metal, after being in place, each sheet metal all contacts with connection terminal, coordinate its inner circular internal-expansion type spring arranged, after making each plug access connection terminal, suffer oppression in circular internal-expansion type spring and be out of shape and produce elastic potential energy, this elastic potential energy makes sheet metal and connection terminal fully contact and realizes being electrically connected, and further ensures the connection terminal that plug can not depart from electric energy meter, ensure that installation quality.
Accompanying drawing explanation
Fig. 1 is side schematic view of the present invention;
Fig. 2 is that the B-B of Fig. 1 is to cut-away view;
Fig. 3 is the structural representation after access connection box of electric energy meter terminal of the present invention;
Fig. 4 is the upward view after plug of the present invention access.
In figure:
1-plug; 101-sheet metal; 102-top; 103-transition face; Bottom 104-;
2-microspur interval;
The connection terminal of 3-electric energy meter;
The circular internal-expansion type spring of 4-;
5-electrical connection terminal.
Embodiment
The following description and drawings illustrate specific embodiment of the invention scheme fully, to enable those skilled in the art to put into practice them.Embodiment only represents possible change.Unless explicitly requested, otherwise independent parts and function are optional, and the order of operation can change.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.The scope of embodiment of the present invention comprises the gamut of claims, and all obtainable equivalent of claims.In this article, these embodiments of the present invention can be represented with term " invention " individually or always, this is only used to conveniently, and if in fact disclose the invention more than, be not the scope that automatically will limit this application is any single invention or inventive concept.
As shown in Figures 1 to 4, be schematic diagram of the present invention, the electric energy meter attachment plug of use internal-expansion type spring of the present invention, its circular internal-expansion type spring 4 mainly including plug 1 and arrange in this plug 1.
The upper end of described plug 1 is made up of some sheet metals 101, for being connected with the connection terminal of electric energy meter, lower end is electrical connection terminal 5, for the wire crimped or spiral shell dress is electrically connected, make connection box of electric energy meter terminal can realize being electrically connected with outside, described plug 1 is processed by the good metal pipe material of conduction in the present embodiment, and the upper end of metal pipe material is processed as some sheet metals with microspur interval, and lower end is then processed as the electrical connection terminal of U-shaped structure.
The number of the sheet metal 101 of described plug 1 can be set according to concrete situation, be generally more than 2 and 2 (at least 2), and described circular internal-expansion type spring 4 is arranged at the top of described plug 1, its position is within the length range at described sheet metal 101 place, be preferably in top 102 inwall of described sheet metal 101, the compressible described circular internal-expansion type spring 4 when grafting also makes it to have elastic potential energy, to produce a kind of outer extruding trend to each described sheet metal 101.
Between above-mentioned every two adjacent sheet metals 101, there is microspur interval 2, when the plug 1 making to be formed by sheet metal is plugged to connection terminal, each sheet metal 101 can along the radially-inwardly contraction of tubular structure, simultaneously in grafting process, microspur interval 2 between two adjacent sheet metals 101 reduces gradually, and namely each sheet metal 101 of plug 1 has micro-deformation to access the connection terminal of electric energy meter with adapting in grafting process.
In grafting process, circular internal-expansion type spring 4 in described plug 1 is compressed and is stored the elastic potential energy having compression, after each described plug 1 all accesses the connection terminal of electric energy meter, the elastic potential energy that circular internal-expansion type spring 4 has makes again each sheet metal 101 of each plug 1 expand outwardly, and makes the connection terminal wringing fit of each sheet metal 101 and electric energy meter.
During concrete use, the top 102 of each sheet metal 101 of described plug 1 is all formed with a transition face 103, the tangent plane that the transition face 103 of each described sheet metal 101 can be arc surface or tilts to the axial line of tubular structure, installation process only needs the connection terminal of direct for each plug grafting electric energy meter, expanded outwardly the wringing fit between each sheet metal 101 and connection terminal (button seated connection terminal) making each plug 1 by each circular internal-expansion type spring 4 in plug after installation, also the external diameter of plug 1 can be made slightly larger than the internal diameter of connection box of electric energy meter terminal, coordinate transition face 103, while conveniently making plug 1 grafting enter connection box of electric energy meter terminal, more can realize the wringing fit between connection terminal.
Above-described embodiment is only for the invention example is clearly described, and the restriction not to the specific embodiment of the invention.In order to the syntagmatic of each parts is clearly described, carry out usually describing around its function to various illustrative parts and annexation thereof above, combination as this parts realizes which kind of function, the design constraint depending on specific application and apply whole device.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All within the spirit and principles in the present invention any apparent change of extending out or variation be still among the protection domain of this claim.
Claims (5)
1. use an electric energy meter attachment plug for internal-expansion type spring, it is characterized in that, include:
Plug, its top is some sheet metals, and its underpart is electrical connection terminal;
Circular internal-expansion type spring, is arranged at accordingly in described plug, is positioned at and is within the length of each described sheet metal place.
2. the as claimed in claim 1 electric energy meter attachment plug using internal-expansion type spring, it is characterized in that, described sheet metal is more than 2 and 2, often has microspur interval between sheet metal described in adjacent two.
3. the electric energy meter attachment plug using internal-expansion type spring as claimed in claim 1 or 2, it is characterized in that, the upper end of each described sheet metal is all formed with a transition face.
4. the as claimed in claim 3 electric energy meter attachment plug using internal-expansion type spring, is characterized in that, the tangent plane that the transition face at each described sheet metal top is arc surface or tilts to the axial line of tubular structure.
5. the electric energy meter attachment plug using internal-expansion type spring as claimed in claim 1, it is characterized in that, described plug processes by conducting electricity good metal pipe material, and some sheet metals with microspur interval are processed on the top of metal pipe material, and bottom is processed as the electrical connection terminal of U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410734397.7A CN104515882A (en) | 2014-12-05 | 2014-12-05 | Electricity meter connecting plug with internal expansion spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410734397.7A CN104515882A (en) | 2014-12-05 | 2014-12-05 | Electricity meter connecting plug with internal expansion spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104515882A true CN104515882A (en) | 2015-04-15 |
Family
ID=52791493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410734397.7A Pending CN104515882A (en) | 2014-12-05 | 2014-12-05 | Electricity meter connecting plug with internal expansion spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104515882A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116187A (en) * | 2015-09-07 | 2015-12-02 | 湖南威科电力仪表有限公司 | Pluggable type terminal seat |
| WO2019178723A1 (en) * | 2018-03-19 | 2019-09-26 | 戴健郎 | Connector |
| CN111024995A (en) * | 2019-11-26 | 2020-04-17 | 国网山东省电力公司潍坊供电公司 | Novel anti-electricity-theft ammeter case |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2617057Y (en) * | 2003-05-14 | 2004-05-19 | 黄明 | Drop-proofing plug |
| CN2802508Y (en) * | 2005-06-24 | 2006-08-02 | 杭州华隆电子技术有限公司 | Quick plug |
| WO2012116547A1 (en) * | 2011-02-28 | 2012-09-07 | 安徽省电力公司铜陵供电公司 | Hot-plugging connection terminal for electrical energy meter |
| CN203587643U (en) * | 2013-11-12 | 2014-05-07 | 浙江天顺玻璃钢有限公司 | Electricity meter plug-in terminal |
| CN204314353U (en) * | 2014-12-05 | 2015-05-06 | 浙江共同电子科技有限公司 | Use the electric energy meter attachment plug of internal-expansion type spring |
-
2014
- 2014-12-05 CN CN201410734397.7A patent/CN104515882A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2617057Y (en) * | 2003-05-14 | 2004-05-19 | 黄明 | Drop-proofing plug |
| CN2802508Y (en) * | 2005-06-24 | 2006-08-02 | 杭州华隆电子技术有限公司 | Quick plug |
| WO2012116547A1 (en) * | 2011-02-28 | 2012-09-07 | 安徽省电力公司铜陵供电公司 | Hot-plugging connection terminal for electrical energy meter |
| CN203587643U (en) * | 2013-11-12 | 2014-05-07 | 浙江天顺玻璃钢有限公司 | Electricity meter plug-in terminal |
| CN204314353U (en) * | 2014-12-05 | 2015-05-06 | 浙江共同电子科技有限公司 | Use the electric energy meter attachment plug of internal-expansion type spring |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116187A (en) * | 2015-09-07 | 2015-12-02 | 湖南威科电力仪表有限公司 | Pluggable type terminal seat |
| CN105116187B (en) * | 2015-09-07 | 2018-05-25 | 湖南威科电力仪表有限公司 | plug-in terminal base |
| WO2019178723A1 (en) * | 2018-03-19 | 2019-09-26 | 戴健郎 | Connector |
| CN111024995A (en) * | 2019-11-26 | 2020-04-17 | 国网山东省电力公司潍坊供电公司 | Novel anti-electricity-theft ammeter case |
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Application publication date: 20150415 |
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| RJ01 | Rejection of invention patent application after publication |