CN106410436A - Heterotypic pad for connection between multi-strand aluminum lead and electric equipment - Google Patents
Heterotypic pad for connection between multi-strand aluminum lead and electric equipment Download PDFInfo
- Publication number
- CN106410436A CN106410436A CN201611103658.0A CN201611103658A CN106410436A CN 106410436 A CN106410436 A CN 106410436A CN 201611103658 A CN201611103658 A CN 201611103658A CN 106410436 A CN106410436 A CN 106410436A
- Authority
- CN
- China
- Prior art keywords
- special
- shaped
- gasket
- electrical equipment
- shaped pad
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
Landscapes
- Installation Of Indoor Wiring (AREA)
Abstract
本发明公开了一种应用于多股铝质导线与电气设备连接的异型垫片，其特征是包括：异型垫片本体和双金属垫片；异型垫片本体为圆柱形立面且单边开口、底面开孔的杯状金属物，双金属垫片为同心且中心开圆孔的上圆形垫片和下圆形垫片。本发明能有效保障多股铝质线材与电气设备连接不散股、线鼻开口挤压不扩张，实现绝缘导线裸露部分对地距离和漏电距离上升为设备对地、漏电距离，从而提高电网设备安全性并保证电网供电的可靠性。
The invention discloses a special-shaped gasket for connecting multi-strand aluminum wires with electrical equipment, which is characterized in that it comprises: a special-shaped gasket body and a bimetallic gasket; the special-shaped gasket body has a cylindrical facade and one side opening 1. A cup-shaped metal object with a hole in the bottom surface, and the bimetal gasket is an upper circular gasket and a lower circular gasket with a concentric hole in the center. The invention can effectively ensure that the multi-strand aluminum wires are connected to the electrical equipment without loose strands, and that the opening of the wire nose is not squeezed and does not expand, so that the ground-to-ground and leakage distances of the exposed parts of the insulated wires can be increased to the equipment-to-ground and leakage distances, thereby improving the power grid equipment. Safety and ensure the reliability of grid power supply.
Description
技术领域technical field
本发明涉及一种多股铝质导线与电气设备连接结构，具体地说是一种应用于多股铝质导线与电气设备连接的异型垫片。The invention relates to a connection structure between multi-strand aluminum wires and electrical equipment, in particular to a special-shaped gasket used in the connection between multi-strand aluminum wires and electrical equipment.
背景技术Background technique
在配网供电的设备连接中，多股铝质线材与电气设备连接采用铜铝线鼻过渡连接。室外运行时经常发生因铜铝热胀冷缩断裂造成缺相或接地；室内开关或配电柜(箱)空间小，导线与电气设备连接易造成短路或接地。不但使得电网供电可靠性下降，同时影响到客户的正常用电。In the equipment connection of distribution network power supply, the connection between multi-strand aluminum wire and electrical equipment adopts copper-aluminum wire nose transition connection. During outdoor operation, phase loss or grounding often occurs due to thermal expansion and contraction of copper and aluminum; indoor switches or power distribution cabinets (boxes) have small space, and the connection of wires to electrical equipment may easily cause short circuits or grounding. This not only reduces the reliability of the grid power supply, but also affects the normal electricity consumption of customers.
发明内容Contents of the invention
本发明为克服现有技术的不足之处，提供一种应用于多股铝质导线与电气设备连接的异型垫片，以期能有效保障多股铝质线材与电气设备连接不散股、线鼻开口挤压不扩张，实现绝缘导线裸露部分对地距离和漏电距离上升为设备对地、漏电距离，从而提高电网设备安全性并保证电网供电的可靠性。In order to overcome the shortcomings of the prior art, the present invention provides a special-shaped gasket applied to the connection between multi-strand aluminum wires and electrical equipment, in order to effectively ensure that the multi-strand aluminum wires are connected to electrical equipment without loose strands and wire noses. The opening is extruded without expansion, and the distance from the exposed part of the insulated wire to the ground and the leakage distance are increased to the equipment to the ground and the leakage distance, thereby improving the safety of the grid equipment and ensuring the reliability of the grid power supply.
本发明为解决技术问题采用如下技术方案：The present invention adopts following technical scheme for solving technical problems:
本发明一种应用于多股铝质导线与电气设备连接的异型垫片的特点包括：异型垫片本体和双金属垫片；The characteristics of a special-shaped gasket applied to the connection between multi-strand aluminum wires and electrical equipment of the present invention include: a special-shaped gasket body and a bimetallic gasket;
所述异型垫片本体为圆柱形立面且单边开口、底面开孔的杯状金属物，所述杯状金属物的底部外层有花瓣状防滑纹，所述异型垫片本体的内径为所述双金属垫片外径距离并延长1mm；The special-shaped gasket body is a cup-shaped metal object with a cylindrical facade, one side opening, and a hole in the bottom surface. The outer layer of the bottom of the cup-shaped metal object has petal-shaped anti-skid lines. The distance from the outer diameter of the bimetallic gasket is extended by 1mm;
在所述异型垫片本体内设置有所述双金属垫片；The bimetallic gasket is arranged inside the special-shaped gasket body;
所述双金属垫片为同心且中心开圆孔的上圆形垫片和下圆形垫片；在所述双金属垫片之间设置有多股铝质线鼻；The bimetallic gasket is an upper circular gasket and a lower circular gasket with a concentric hole in the center; multiple strands of aluminum lugs are arranged between the bimetallic gaskets;
在所述异型垫片本体的下方依次设置有电气设备连接片和螺栓；Electrical equipment connecting pieces and bolts are sequentially arranged under the special-shaped gasket body;
在所述上圆形垫片的上方依次设置弹簧垫片和螺帽，从而构成多股铝质导线与电气设备连接的防短路或防接地结构。A spring washer and a nut are sequentially arranged above the upper circular washer, thereby forming a short-circuit-proof or ground-proof structure for connecting multiple strands of aluminum wires to electrical equipment.
本发明所述的应用于多股铝质导线与电气设备连接的异型垫片的特点也在于：The characteristics of the special-shaped gasket applied to the connection of multi-strand aluminum wires and electrical equipment according to the present invention are also:
所述异型垫片本体采用铜质材料；The body of the special-shaped gasket is made of copper material;
所述双金属垫片的一面为铜质金属面、另一面为铝质金属面。One side of the bimetal gasket is a copper metal surface, and the other side is an aluminum metal surface.
与现有技术相比，本发明的有益效果在于：Compared with prior art, the beneficial effect of the present invention is:
1、本发明异型垫片本体为圆柱形立面单边开口底面开孔杯状金属物，当多股铝质导线线鼻放入异型垫片本体内，在螺栓螺帽紧压下，圆柱形立面能有效防止多股铝质导线线鼻不散股、线鼻开口挤压不扩张，多股铝质导线与电气设备经异型垫片连接，可实现绝缘导线裸露部分对地距离和漏电距离上升为设备对地、漏电距离，提高了电网设备安全性并保证电网供电的可靠性。1. The body of the special-shaped gasket of the present invention is a cylindrical metal object with a single side opening on the bottom surface and a cup-shaped metal object. When the multi-strand aluminum wire nose is put into the special-shaped gasket body, the bolt and nut are pressed tightly, and the cylindrical The facade can effectively prevent the wire noses of multi-strand aluminum wires from being scattered, and the opening of the wire noses from being squeezed and not expanded. Rise to the distance between equipment and ground and leakage, which improves the safety of grid equipment and ensures the reliability of grid power supply.
2、本发明异型垫片本体金属物底部外层的花瓣状防滑纹，当螺栓螺帽紧压下，能有效防止异型垫片本体随螺帽旋转，保证了垫片的易用性和施工工艺的规范性。2. The petal-shaped anti-slip pattern on the bottom outer layer of the metal object of the special-shaped gasket body of the present invention can effectively prevent the body of the special-shaped gasket from rotating with the nut when the bolt and nut are pressed tightly, ensuring the ease of use and construction technology of the gasket normative.
3、本发明铜铝双层金属材质的同心中心开圆孔的圆形垫片，实现铜、铝过渡同体。当多股铝质导线与电气设备铜质连接片，经铜铝双金属材质的圆形垫片实现了同材质相连接，防止铜、铝接触不良引起发热氧化，或室外热胀冷缩铜铝断裂造成缺相或接地、室内柜(箱)空间小易造成短路或接地等。3. The copper-aluminum double-layer metal material of the present invention is a circular gasket with a concentric center hole, which realizes the transition of copper and aluminum into one body. When the multi-strand aluminum wires are connected with the copper connecting piece of electrical equipment, the circular gasket made of copper-aluminum bimetal realizes the connection of the same material, preventing poor contact between copper and aluminum, causing heat and oxidation, or outdoor thermal expansion and cold contraction of copper and aluminum Fractures cause phase loss or grounding, and the small space of indoor cabinets (boxes) can easily cause short circuits or grounding.
4、本发明多股铝质导线与电气设备连接的异型垫片，结构简单，使用方便，应用范围广。4. The special-shaped gasket for connecting multi-strand aluminum wires and electrical equipment of the present invention has simple structure, convenient use and wide application range.
附图说明Description of drawings
图1是本发明的组装图；Fig. 1 is an assembly drawing of the present invention;
图2为本发明异型垫片本体俯视图；Fig. 2 is a top view of the special-shaped gasket body of the present invention;
图3为本发明异型垫片本体正面图；Fig. 3 is the front view of the special-shaped gasket body of the present invention;
图4为图2中A-A的剖视图；Fig. 4 is the sectional view of A-A in Fig. 2;
图5为本发明异型垫片双金属垫片俯视图；Fig. 5 is a top view of the special-shaped gasket bimetallic gasket of the present invention;
图6为本发明异型垫片双金属垫片正面图；Fig. 6 is the front view of the special-shaped gasket bimetallic gasket of the present invention;
图中标号：1螺帽；2弹簧垫片；3异型垫片双金属垫片；4多股铝质线鼻；5异型垫片本体；6电气设备连接片；7螺栓。Labels in the figure: 1 nut; 2 spring washer; 3 special-shaped washer bimetallic washer; 4 multi-strand aluminum wire lug; 5 special-shaped washer body;
具体实施方式detailed description
本实施例中，如图1所示，一种应用于多股铝质导线与电气设备连接的异型垫片的组成包括：异型垫片本体5和双层金属垫片3；In this embodiment, as shown in Figure 1, a composition of a special-shaped gasket used for connecting multiple strands of aluminum wires to electrical equipment includes: a special-shaped gasket body 5 and a double-layer metal gasket 3;
如图2、图3和图4所示，异型垫片本体5为圆柱形立面单边开口、底面开孔的杯状金属物，杯状金属物底部外层有花瓣状防滑纹，以异型垫片本体5为母体，其内经为以双层金属垫片3为子体的外径D+1mm，圆柱形立面有六分之一的开口。As shown in Figure 2, Figure 3 and Figure 4, the special-shaped gasket body 5 is a cup-shaped metal object with a unilateral opening on the cylindrical facade and a hole on the bottom surface. Gasket body 5 is the parent body, and its internal diameter is the outer diameter D+1mm of the daughter body with the double-layer metal gasket 3, and the cylindrical facade has a sixth opening.
如图5和图6所示，双金属垫片3为铜、铝双层金属材质的同心且中心开圆孔的上圆形垫片和下圆形垫片。在双金属垫片3之间设置有多股铝质线鼻4；As shown in Fig. 5 and Fig. 6, the bimetal gasket 3 is a concentric upper circular gasket and a lower circular gasket with a circular hole in the center made of copper and aluminum double-layer metal. There are multiple strands of aluminum lugs 4 arranged between the bimetal spacers 3;
在异型垫片本体5的下方依次设置有电气设备连接片6和螺栓7；Below the special-shaped gasket body 5, an electrical equipment connection piece 6 and a bolt 7 are sequentially arranged;
在上圆形垫片的上方依次设置弹簧垫片2和螺帽1，从而构成多股铝质导线与电气设备连接的防短路或防接地结构。A spring washer 2 and a nut 1 are sequentially arranged above the upper circular washer, thereby forming a short-circuit-proof or ground-proof structure for connecting multiple strands of aluminum wires to electrical equipment.
具体实施中，异型垫片本体5采用铜质材料；In specific implementation, the special-shaped gasket body 5 is made of copper material;
双金属垫片3的一面为铜质金属面、另一面为铝质金属面。One side of the bimetal spacer 3 is a copper metal surface, and the other side is an aluminum metal surface.
使用时，以一个规格异型垫片，对应绝缘铝塑线连接配电箱内低压接线端子为例：先松开低压接线端子的压线螺丝，将异型垫片本体5从螺杆上方向下套入接线端子螺杆；然后放入一片下圆形垫片，将下圆形垫片的铜质金属面朝下，铝质金属面朝上；再将铝塑线头连接部分剥去绝缘层以顺时针方向放入异型垫片5内双金属垫片3的铜质金属面上，再放入一片上圆形垫片，将上圆形垫片的铝质金属面朝下，铜质金属面朝上，放入弹簧垫片2，最后将压线螺丝套入端子螺杆顺时针旋紧压实。固定导线与接线端子的同时，减少了导线绝缘裸露部分长度和其与大地的绝缘距离。When using, take a special-shaped gasket of a specification, corresponding to the insulated aluminum-plastic wire connected to the low-voltage terminal in the distribution box as an example: first loosen the crimping screw of the low-voltage terminal, and insert the special-shaped gasket body 5 from the top of the screw rod downward Terminal screw; then put a piece of lower circular gasket, the copper metal side of the lower circular gasket is facing down, and the aluminum metal side is facing up; then peel off the insulation layer at the connection part of the aluminum-plastic wire head in a clockwise direction Put the copper metal surface of the bimetallic gasket 3 in the special-shaped gasket 5, and then put a piece of the upper circular gasket, with the aluminum metal surface of the upper circular gasket facing down and the copper metal surface facing upward, Put in the spring washer 2, and finally insert the crimping screw into the terminal screw and tighten it clockwise. While fixing the wire and the terminal, the length of the exposed part of the wire insulation and the insulation distance between it and the earth are reduced.
异型垫片本体5和双金属垫片3均采用金属材料，可在-20℃-150℃范围内使用，并且利用本异型垫片连接具有连接牢靠、稳固，导电部分接触面大，安全可靠的特点。能有效保证线路设备连接安全稳定，提高了安全性的基础上，也提高了供电质量和供电可靠性。Both the special-shaped gasket body 5 and the bimetallic gasket 3 are made of metal materials, which can be used in the range of -20°C-150°C, and the connection of the special-shaped gasket is reliable and stable, and the contact surface of the conductive part is large, safe and reliable. features. It can effectively ensure the safety and stability of line equipment connection, improve the safety, and also improve the quality and reliability of power supply.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611103658.0A CN106410436A (en) | 2016-12-05 | 2016-12-05 | Heterotypic pad for connection between multi-strand aluminum lead and electric equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611103658.0A CN106410436A (en) | 2016-12-05 | 2016-12-05 | Heterotypic pad for connection between multi-strand aluminum lead and electric equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106410436A true CN106410436A (en) | 2017-02-15 |
Family
ID=58084350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611103658.0A Pending CN106410436A (en) | 2016-12-05 | 2016-12-05 | Heterotypic pad for connection between multi-strand aluminum lead and electric equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106410436A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2412179A1 (en) * | 1977-12-16 | 1979-07-13 | Amerace Corp | FLANGE OR WIRE CLAMP FOR ELECTRIC TERMINAL |
| FR2508715A1 (en) * | 1981-06-29 | 1982-12-31 | Ctm | Screw tightenable electrical terminal connector - has base and screw within tube and unitary with base having central opening allowing passage of wire |
| CN201845885U (en) * | 2010-11-05 | 2011-05-25 | 东风朝阳柴油机有限责任公司 | Gasket for connecting multi-strand wires safely |
| CN102760516A (en) * | 2012-07-05 | 2012-10-31 | 中国石油天然气股份有限公司 | Application and manufacturing method of copper-aluminum transition composite splicing strip and multi-stage composite splicing strip |
| JP2013214419A (en) * | 2012-04-02 | 2013-10-17 | Daikin Ind Ltd | Ground connection structure, and electrical component box and air conditioner using the same |
| CN103715524A (en) * | 2013-04-03 | 2014-04-09 | 南方汇通股份有限公司 | Simple method and connection structure for preventing resistance increase due to contact of copper hard busbar and aluminum hard busbar |
| CN204885459U (en) * | 2015-09-02 | 2015-12-16 | 河南佳程电气有限公司 | Gasket and electrical apparatus connecting piece are connected to electrical apparatus |
| CN206194975U (en) * | 2016-12-05 | 2017-05-24 | 国家电网公司 | Be applied to heterotypic gasket that stranded aluminium matter wire and electrical equipment are connected |
-
2016
- 2016-12-05 CN CN201611103658.0A patent/CN106410436A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2412179A1 (en) * | 1977-12-16 | 1979-07-13 | Amerace Corp | FLANGE OR WIRE CLAMP FOR ELECTRIC TERMINAL |
| FR2508715A1 (en) * | 1981-06-29 | 1982-12-31 | Ctm | Screw tightenable electrical terminal connector - has base and screw within tube and unitary with base having central opening allowing passage of wire |
| CN201845885U (en) * | 2010-11-05 | 2011-05-25 | 东风朝阳柴油机有限责任公司 | Gasket for connecting multi-strand wires safely |
| JP2013214419A (en) * | 2012-04-02 | 2013-10-17 | Daikin Ind Ltd | Ground connection structure, and electrical component box and air conditioner using the same |
| CN102760516A (en) * | 2012-07-05 | 2012-10-31 | 中国石油天然气股份有限公司 | Application and manufacturing method of copper-aluminum transition composite splicing strip and multi-stage composite splicing strip |
| CN103715524A (en) * | 2013-04-03 | 2014-04-09 | 南方汇通股份有限公司 | Simple method and connection structure for preventing resistance increase due to contact of copper hard busbar and aluminum hard busbar |
| CN204885459U (en) * | 2015-09-02 | 2015-12-16 | 河南佳程电气有限公司 | Gasket and electrical apparatus connecting piece are connected to electrical apparatus |
| CN206194975U (en) * | 2016-12-05 | 2017-05-24 | 国家电网公司 | Be applied to heterotypic gasket that stranded aluminium matter wire and electrical equipment are connected |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204348534U (en) | A kind of protector switch terminal | |
| CN207490114U (en) | Wire connection terminal | |
| CN209561646U (en) | A torque bolt type equipment clamp and equipment wiring device | |
| CN206194975U (en) | Be applied to heterotypic gasket that stranded aluminium matter wire and electrical equipment are connected | |
| CN204030177U (en) | A kind of adjustable contact bus connecting device | |
| CN205081245U (en) | Brand -new graphite alkene conductor for cable accessories | |
| CN206628610U (en) | A kind of aluminum cold end terminal and copper bar transition connection component | |
| CN103456474B (en) | A kind of combined transformer low-tension bushing | |
| CN106410436A (en) | Heterotypic pad for connection between multi-strand aluminum lead and electric equipment | |
| CN109546397B (en) | Double-layer photovoltaic connector | |
| CN202855908U (en) | Compressed spring type insulation piercing connector | |
| CN203151021U (en) | Waterproof joint for wire | |
| CN205282675U (en) | Bus connecting device | |
| CN202651393U (en) | Wiring terminal | |
| CN205489251U (en) | Side cabinet combining structure of cubical switchboard | |
| CN203673873U (en) | Combined cabinet bus | |
| CN106981839A (en) | A kind of side of switch cubicle and cabinet and simultaneously cabinet method | |
| CN204905802U (en) | Cable connection structure that can set up in open | |
| CN201725951U (en) | Connector conjugated with bellows cable | |
| CN204514979U (en) | Use the electric energy meter attachment plug of C type internal-expansion type turn | |
| CN202307461U (en) | Pure porcelain sleeve of transformer | |
| CN212113600U (en) | Connecting terminal of omega-shaped contact piece | |
| CN204695841U (en) | High-efficiency compact cable | |
| CN204721279U (en) | A kind of photovoltaic component mounting structure | |
| CN202585775U (en) | a terminal block |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Zhangsheng Inventor after: Bao Yixia Inventor after: Zhang Qiang Inventor after: Zhou Guangfeng Inventor after: Chen Gang Inventor after: Bi Guolong Inventor after: Chen Feng Inventor after: Gu Qianfan Inventor after: Liu Hong Inventor after: Ma Jiayong Inventor after: Yu Yongyi Inventor after: Xu Yin Inventor before: Hu Zhangsheng Inventor before: Chen Gang Inventor before: Bi Guolong Inventor before: Chen Feng Inventor before: Gu Qianfan Inventor before: Liu Hong Inventor before: Ma Jiayong Inventor before: Yu Yongyi Inventor before: Xu Yin |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170215 |