WO2018053727A1 - 电能表接线端座及电能表接线端座校验结构 - Google Patents

电能表接线端座及电能表接线端座校验结构 Download PDF

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Publication number
WO2018053727A1
WO2018053727A1 PCT/CN2016/099619 CN2016099619W WO2018053727A1 WO 2018053727 A1 WO2018053727 A1 WO 2018053727A1 CN 2016099619 W CN2016099619 W CN 2016099619W WO 2018053727 A1 WO2018053727 A1 WO 2018053727A1
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WO
WIPO (PCT)
Prior art keywords
terminal block
electric energy
energy meter
terminal
socket
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Application number
PCT/CN2016/099619
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English (en)
French (fr)
Inventor
李向锋
杨忠
周材金
Original Assignee
深圳市思达仪表有限公司
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 深圳市思达仪表有限公司 filed Critical 深圳市思达仪表有限公司
Priority to PCT/CN2016/099619 priority Critical patent/WO2018053727A1/zh
Publication of WO2018053727A1 publication Critical patent/WO2018053727A1/zh

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/02Constructional details
    • G01R11/04Housings; Supporting racks; Arrangements of terminals
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/04Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current

Definitions

  • the present invention relates to the field of electric energy meter devices, and more particularly to an electric energy meter terminal block, and to a check structure for an electric energy meter terminal block having such a terminal block.
  • the conventional electric energy meter calibration method is to disconnect the connecting pieces connected to the voltage binding posts one by one.
  • the main technical problem to be solved by the present invention is to provide a quick and convenient electric energy meter terminal block. For this reason, a power meter terminal capable of quickly verifying and installing such a terminal block is also provided. Block check structure.
  • a technical solution adopted by the present invention is: providing a power meter terminal block, comprising a box body and at least two sets of wiring mechanisms disposed in the box body, each group of wiring mechanisms including a first connecting terminal, a second connecting terminal and a metal elastic piece, wherein one end of the metal elastic piece is connected to the first terminal, and the other end is in contact with the second connecting terminal, and the metal elastic piece is compressed to make the other end and the second end
  • the connecting terminals are separated, and the position of the metal shrapnel on the box body is provided with a socket.
  • the metal dome includes a first bent portion and a second bent portion, wherein the first bent portion is fixed to the first connecting terminal, and the second bent portion is The end portion touches the second connection terminal, and the second bent portion faces the socket.
  • the first bending portion includes a first bending end
  • the second bending portion includes a second bending end
  • the second bending end is an arc
  • the first bending portion The end is fixedly connected to the first connecting terminal, and the second bent end touches the second connecting terminal.
  • the cover is provided with an upper cover
  • the socket is disposed on the upper cover
  • the second bent portion is located below the socket
  • one side of the edge of the socket is provided with a first protrusion protruding toward the other side, and a lower part of the first protrusion is provided with a second protrusion, and the first protrusion is located at the same position of the socket side.
  • a power meter terminal block verification structure including a power meter terminal block and a calibration device, wherein the verification device includes a base portion, The lower portion of the base is provided with at least two inserts in a vertical direction, and the interval between the at least two inserts is adapted to the distance between the respective sockets, the length of the at least two inserts and the socket The distance to the metal dome is adapted.
  • the side wall of the insert is provided with a first groove
  • the second groove of the first groove is provided with a second groove
  • the two ends of the base are respectively provided with a limiting member adapted to the upper cover.
  • the upper surface of the base is further provided with a terminal, and the terminal is electrically connected to the lower insert.
  • the present invention provides a metal dome at the first connection terminal and the second connection terminal, the metal dome has two states of contact and separation with the second terminal, in the box
  • the corresponding socket is provided on the body, and the socket is mainly used for inserting the insert in the calibration sheet. After the insert is inserted into the socket, the pressing of the elastic piece can be realized, forcing the broken connection between the metal elastic piece and the second connecting terminal, and then The electric energy meter can be directly verified by the verification device, so that the electric energy meter can be verified quickly and conveniently.
  • FIG. 1 is a schematic structural view of a terminal block of an electric energy meter according to the present invention.
  • Figure 2 is an enlarged view of a portion A of Figure 1;
  • FIG. 3 is a schematic structural view of a metal dome in the present invention.
  • FIG. 4 is a schematic structural view of the power meter terminal block and the calibration device of the present invention.
  • FIG. 5 is a schematic structural view of the power meter terminal block and the calibration device of the present invention.
  • FIG. 6 is an enlarged view of a portion B in FIG. 5.
  • a casing-1 ; an upper cover-2; a first projection-21; a second projection-22; a first connection terminal-3; a second connection terminal-4; a metal dome-5; a substrate-51; Second bent portion -52; first bent portion -53; second bent end -54; first bent end -55; socket -6; base portion -7; insert -8; first groove - 81; second groove -82; terminal -9; limit member-10.
  • the power meter terminal 9 includes a box body 1 and at least two sets of wiring mechanisms disposed in the box body 1.
  • Each group of wiring mechanisms includes a first connection terminal 3, a second connecting terminal 4 and a metal elastic piece 5, one end of the metal elastic piece 5 is connected to the first terminal, and the other end is in contact with the second connecting terminal 4, and the metal elastic piece 5 is compressed to make the other end and the second connecting terminal 4
  • the casing 1 is provided with a socket 6 corresponding to the metal dome 5.
  • the power meter terminal block verification structure shown in FIG. 4 includes the above-mentioned electric energy meter solution terminal block and the calibration device
  • the check device comprises a base 7, the lower part of the base 7 being provided with at least two inserts 8 in the vertical direction, at least two inserts 8 having a spacing, the distance between the at least two inserts 8 In accordance with the distance between the sockets 6, the length of the at least two inserts 8 is adapted to the distance of the socket 6 to the metal dome 5.
  • a first connection terminal 3 for connecting a wire and a second connection terminal for connecting a user are provided in the casing 1
  • the first connection terminal 3 and the second connection terminal 4 are electrically connected by a metal elastic piece 5, one end of the metal elastic piece 5 can be in a state of touch and separation, and the socket 6 is correspondingly arranged on the box body 1, and the verification is performed.
  • a tab 8 is provided on the base 7 of the device, the tabs 8 being spaced apart from the spacing of the sockets 6, the length of the tabs 8 being adapted to the length of the sockets 6 to the metal sheets, after the tabs 8 are inserted into the sockets 6, The pressing of the elastic piece can be realized, and the breaking connection between the metal elastic piece 5 and the second connecting terminal 4 is forced, that is, the separated state, and then the electric energy meter can be directly verified by the verification device.
  • the metal dome 5 includes a first bent portion 53 and a second bent portion 52 formed by bending, and the first bent portion 53 is fixed to the first connecting terminal 3, and the second bent portion The end of the folded portion 52 touches the second connection terminal 4, and the second bent portion 52 faces the socket 6.
  • the shape of the second bending portion 52 can be greatly reduced with respect to the first bending portion 53, and the second bending portion can be ensured after the insertion piece 8 of the calibration device is taken out. Under the action of the substrate 51 and the first bent portion 53, the rebound of the cymbal and the contact of the second connecting terminal 4 can be achieved.
  • the metal dome 5 of this structure allows the entire elastic piece to be compressed downward to a certain extent, preventing the excessive pressure applied to the second bending portion 52 from causing deformation of the metal dome 5.
  • the first bending portion 53 includes a first bending end 55
  • the second bending portion 52 includes a second bending end 54
  • the first bending end 55 is fixedly connected to the first
  • the second bent end 54 touches the second connecting terminal 4
  • the second bent portion 52 is bent to realize the second bent portion 52 and the second connecting terminal.
  • the effective connection between 4 and the contact resistance can be effectively reduced.
  • the first bent end 55 is provided at the end of the first bent portion 53 to facilitate the connection with the first connecting terminal 3, and the second can achieve small contact. The purpose of the resistor.
  • the upper cover 2 is disposed on the casing 1, and the socket 6 is disposed on the upper cover 2, and the second bent portion 52 is located below the socket 6.
  • the second bending portion 52 is opposite to the socket 6 , and the verification ⁇ calibration device presses the second bending portion 52 at the bottom of the insert 8 under the action of its own gravity, and presses the metal elastic piece 5 to bend, thereby The metal dome 5 is separated from the second connection terminal 4.
  • a side of the edge of the socket 6 is provided with a first protrusion 21 extending toward the other side, and a lower portion of the first protrusion 21 is provided with a second protrusion 22, the first protrusion 21 is located on the same side of the socket 6.
  • the side wall of at least one of the inserts 8 is provided with a first groove 81, and the lower wall of each of the first grooves 81 is disposed. The second groove 82.
  • the first protrusion 21 corresponds to the first groove 81.
  • the position of the verification device in the vertical direction can be realized, and the second groove 82 and the second protrusion 22 are formed.
  • the limit of the calibration device in the horizontal direction can be achieved.
  • limit members 10 are provided at both ends of the base portion 7 for defining the position of the verification device in the insertion slot 6 of the calibration device.
  • a terminal 9 is provided on the base 7 of the calibration device, and the terminal 9 is electrically connected to the lower blade.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Connections Arranged To Contact A Plurality Of Conductors (AREA)

Abstract

一种电能表接线端座(9),包括盒体(1)及设置于所述的盒体(1)内的至少两组接线机构,每组接线机构包括第一连接端子(3)、第二连接端子(4)及金属弹片(5),所述金属弹片(5)的一端连接在所述第一连接端子(3)上、另一端具有与所述第二连接端子(4)触碰及分离的第一位置及第二位置,所述盒体(1)上与所述金属弹片(5)对应设置有插口(6)。还提供一种电能表接线端座校验结构,包括接线端座(9)及校验装置,校验装置包括基部(7),所述基部(7)沿竖直方向设置至少两个插片(8),所述至少两个插片(8)之间的距离与各插口(6)之间的距离相适配,所述至少两个插片(8)的长度与所述插口(6)到金属弹片(5)的距离相适配。电能表接线端座(9)通过使用专用校验装置,可实现对电能表的快速校验。

Description

电能表接线端座及电能表接线端座校验结构
[0001] 技术领域
[0002] 本发明涉及电能表设备领域, 尤其涉及一种电能表接线端座, 还涉及一种用于 校验具有该种接线端座的电能表接线端座校验结构。
[0003] ¾體
[0004] 传统式的电能表校表方式是, 将连接于电压接线柱上的连接片一个一个的断幵
, 然后再校表。 该方式校表过程复杂, 校表缓慢。
[0005] 发明内容
[0006] 本发明主要解决的技术问题是提供一种校验快速、 方便的电能表接线端座, 为 此, 还提供一种可实现快速校验安装有该种接线端座的电能表接线端座校验结 构。
[0007] 为解决上述技术问题, 本发明采用的一个技术方案是: 提供一种电能表接线端 座, 包括盒体及设置于所述的盒体内的至少两组接线机构, 每组接线机构包括 第一连接端子、 第二连接端子及金属弹片, 所述金属弹片的一端连接在所述第 一端子上、 另一端与第二连接端子相触碰, 且金属弹片压缩使该另一端与第二 连接端子分离, 所述盒体上对应金属弹片的位置设置有插口。
[0008] 其中, 所述金属弹片包括相对弯折的第一弯折部及第二弯折部, 所述第一弯折 部固定于所述第一连接端子上, 所述第二弯折部的端部触碰所述第二连接端子 , 且所述第二弯折部正对所述插口。
[0009] 其中, 所述第一弯折部包括第一弯折端, 所述第二弯折部包括第二弯折端, 所 述第二弯折端为弧形, 所述第一弯折端固定连接在所述第一连接端子上, 所述 第二弯折端触碰所述第二连接端子。
[0010] 其中, 所述盒体上设置上盖, 所述插口幵设在上盖上, 所述第二弯折部位于所 述插口的下方。
[0011] 其中, 所述插口边缘的一侧设置有朝向另一侧伸出的第一凸起, 所述第一凸起 的下部设置第二凸起, 所述第一凸起位于插口的同一侧。 [0012] 为解决上述技术问题, 本发明采用的另一个技术方案是: 提供一种电能表接线 端座校验结构, 包括电能表接线端座及校验装置, 所述校验装置包括基部, 所 述基部的下部沿竖直方向设置有至少两个插片, 至少两个插片之间的间隔与各 插口之间的距离相适配, 所述至少两个插片的长度与所述插口到金属弹片的距 离相适配。
[0013] 其中, 所述插片的侧壁上设置有第一凹槽, 第一凹槽的下壁面上设置第二凹槽
[0014] 其中, 所述基部的两端各设置有与上盖相适配的限位件。
[0015] 其中, 所述基部上表面上还设置有接线端, 所述接线端与下部的插片电连接。
[0016] 本发明的有益效果是: 区别于现有技术, 本发明在第一连接端子及第二连接端 子设置金属弹片, 该金属弹片具有与第二端子触碰及分离两种状态, 在盒体上 对应的设置插口, 插口主要用于在校表吋插入插片, 在插片插入插口中后, 可 实现对弹片的压迫, 迫使金属弹片与第二连接端子之间实现断幵连接, 之后直 接通过校验装置对电能表进行校验即可, 因此可实现快速、 方便的对电能表进 行校验。
[0017] 國綱
[0018] 图 1是本发明电能表接线端座的结构示意图;
[0019] 图 2是图 1中 A部的放大图;
[0020] 图 3是本发明中金属弹片的结构示意图;
[0021] 图 4是本发明电能表接线端座与校验装置组合前的结构示意图;
[0022] 图 5是本发明电能表接线端座及校验装置组合后的结构示意图;
[0023] 图 6是图 5中 B部的放大图。
[0024] 标号说明:
[0025] 盒体 -1; 上盖 -2; 第一凸起 -21; 第二凸起 -22; 第一连接端子 -3; 第二连接端 子 -4; 金属弹片 -5; 基板 -51; 第二弯折部 -52; 第一弯折部 -53; 第二弯折端 -54 ; 第一弯折端 -55; 插口 -6; 基部 -7; 插片 -8; 第一凹槽 -81; 第二凹槽 -82; 接线 端 -9; 限位件 -10。
[0026] t m^ [0027] 为详细说明本发明的技术内容、 构造特征、 所实现目的及效果, 以下结合实施 方式并配合附图详予说明。
[0028] 如图 1至图 3所示, 电能表接线端 9座包括盒体 1及设置于所述的盒体 1内的至少 两组接线机构, 每组接线机构包括第一连接端子 3、 第二连接端子 4及金属弹片 5 , 该金属弹片 5的一端连接在第一端子上、 另一端与第二连接端子 4相触碰, 且 金属弹片 5压缩使该另一端与第二连接端子 4分离, 该盒体 1上与金属弹片 5对应 设置有插口 6。
[0029] 如图 4所示电能表接线端座校验结构, 包括上述电能表解接线端座及校验装置
, 该校验装置包括基部 7, 所述基部 7的下部沿竖直方向设置至少两个插片 8, 至 少两个插片 8之间有间距, 所述至少两个插片 8之间的距离与各插口 6之间的距离 相适配, 所述至少两个插片 8的长度与所述插口 6到金属弹片 5的距离相适配。
[0030] 在盒体 1内设置用于连接导线的第一连接端子 3及用于连接用户的第二连接端子
4, 该第一连接端子 3及第二连接端子 4通过金属弹片 5电连接, 该金属弹片 5的一 端可处于触碰及分离两种状态, 在盒体 1上对应的设置插口 6, 校验装置的基部 7 上设置插片 8, 插片 8间隔与插口 6的间隔相适配, 插片 8的长度与插口 6到金属片 的长度相适配, 在插片 8插入插口 6中后, 可实现对弹片的压迫, 迫使金属弹片 5 与第二连接端子 4之间实现断幵连接, 即分离的状态, 之后直接通过校验装置对 电能表进行校验即可。
[0031] 进一步地, 该金属弹片 5包括相对弯折形成的第一弯折部 53及第二弯折部 52, 该第一弯折部 53固定于所述第一连接端子 3, 第二弯折部 52的端部触碰所述第二 连接端子 4, 且第二弯折部 52正对插口 6。 设置成该种形状主要考虑到第二弯折 部 52可相对于第一弯折部 53进行大幅度的下压, 同吋可保证在校验装置的插片 8 取出后, 第二弯折部 52在基板 51及第一弯折部 53的作用下, 可实现及吋的回弹 并触碰第二连接端子 4。 此外, 该种结构的金属弹片 5可使整个弹片向下进行一 定程度的压缩, 防止对第二弯折部 52施加的压力过大而造成金属弹片 5变形。
[0032] 进一步地, 在第一弯折部 53包括第一弯折端 55, 该第二弯折部 52包括第二弯折 端 54, 该第一弯折端 55固定连接在所述第一连接端子 3上, 该第二弯折端 54触碰 第二连接端子 4, 将第二弯折部 52进行弯折可实现第二弯折部 52与第二连接端子 4之间的有效连接并可有效减小接触电阻, 在第一弯折部 53的端部设置第一弯折 端 55第一是便于与第一连接端子 3的连接, 第二可实现小接触电阻的目的。
[0033] 本实施例中, 该盒体 1上设置上盖 2, 插口 6幵设在上盖 2上, 且第二弯折部 52 位于插口 6的下方。 该第二弯折部 52与插口 6正对, 校验吋校验装置在自身的重 力作用下插片 8的底部顶压第二弯折部 52, 并压迫金属弹片 5进行弯折, 从而使 金属弹片 5与第二连接端子 4分离。
[0034] 一同参阅图 5及图 6, 该插口 6边缘的一侧设置有朝另一侧伸出的第一凸起 21 , 第一凸起 21的下部设置第二凸起 22, 第一凸起 21位于插口 6的同一侧, 对校验装 置而言该校验装置中的至少一个插片 8的侧壁上设置有第一凹槽 81 , 每个第一凹 槽 81的下壁面上设置第二凹槽 82。 在校验装置的插片 8插入接线端座的插口 6后 , 向一侧推动到位, 本实施例中为向左侧滑动, 使凹槽用于与凸起形成配合, 具体为第一凸起 21对应第一凹槽 81 , 该第一凸起 21与第一凹槽 81适配后, 可实 现校验装置在竖直方向上的限位, 第二凹槽 82与第二凸起 22形成配合, 可实现 校验装置在水平方向上的限位。 在插片 8插入插口 6吋, 金属弹片 5被压缩, 此吋 向设置有凸起及凹槽的方向推动校验装置, 实现凸起与凹槽之间的配合。
[0035] 对整个校验装置有个整体上的限位, 在基部 7的两端各设置限位件 10, 用于在 校验装置的插片 8插入插口 6内限定校验装置的位置。
[0036] 进一步地, 为了用于接通导线, 在校验装置的基部 7上还设置有接线端 9, 该接 线端 9电连接下部的插片。
[0037] 以上所述仅为本发明的实施例, 并非因此限制本发明的专利范围, 凡是利用本 发明说明书及附图内容所作的等效结构或等效流程变换, 或直接或间接运用在 其他相关的技术领域, 均同理包括在本发明的专利保护范围内。
技术问题
问题的解决方案
发明的有益效果

Claims

权利要求书
[权利要求 1] 一种电能表接线端座, 包括盒体及设置于所述的盒体内的至少两组接 线机构, 其特征在于, 每组接线机构包括第一连接端子、 第二连接端 子及金属弹片, 所述金属弹片的一端连接在所述第一端子上、 另一端 与第二连接端子相触碰, 且金属弹片压缩可使该另一端与第二连接端 子分离, 所述盒体上对应金属弹片的位置设置有插口。
[权利要求 2] 根据权利要求 1所述的电能表接线端座, 其特征在于: 所述金属弹片 包括相对弯折的第一弯折部及第二弯折部, 所述第一弯折部固定于所 述第一连接端子上, 所述第二弯折部的端部触碰所述第二连接端子, 且所述第二弯折部正对所述插口。
[权利要求 3] 根据权利要求 2所述的电能表接线端座, 其特征在于: 所述第一弯折 部包括第一弯折端, 所述第二弯折部包括第二弯折端, 所述第二弯折 端为弧形, 所述第一弯折端固定连接在所述第一连接端子上, 所述第 二弯折端触碰所述第二连接端子。
[权利要求 4] 根据权利要求 3所述的电能表接线端座, 其特征在于: 所述盒体上设 置上盖, 所述插口幵设在上盖上, 所述第二弯折部位于所述插口的下 方。
[权利要求 5] 根据权利要求 1-4任一项所述的电能表接线端座, 其特征在于: 所述 插口边缘的一侧设置有朝向另一侧伸出的第一凸起, 所述第一凸起的 下部设置第二凸起, 所述第一凸起位于插口的同一侧。
[权利要求 6] —种电能表接线端座校验结构, 其特征在于: 包括权利要求 1-5任一 项所述的电能表接线端座及校验装置, 所述校验装置包括基部, 所述 基部的下部沿竖直方向设置有至少两个插片, 至少两个插片之间的间 隔与各插口之间的距离相适配, 所述至少两个插片的长度与所述插口 到金属弹片的距离相适配。
[权利要求 7] 根据权利要求 6所述的电能表接线端座校验结构, 其特征在于: 所述 插片的侧壁上设置有第一凹槽, 第一凹槽的下壁面上设置第二凹槽, 该第一凹槽与所述第一凸起相适配, 该第二凹槽与所述第二凸起相适 配。
[权利要求 8] 根据权利要求 6所述的电能表接线端座校验结构, 其特征在于: 所述 基部的两端各设置有与上盖相适配的限位件。
[权利要求 9] 根据权利要求 6-8任一项所述的电能表接线端座校验结构, 其特征在 于: 所述基部上表面上还设置有接线端, 所述接线端与下部的插片电 连接。
PCT/CN2016/099619 2016-09-21 2016-09-21 电能表接线端座及电能表接线端座校验结构 WO2018053727A1 (zh)

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