CN204391020U - A kind of earth leakage circuit-breaker - Google Patents
A kind of earth leakage circuit-breaker Download PDFInfo
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- CN204391020U CN204391020U CN201520084650.9U CN201520084650U CN204391020U CN 204391020 U CN204391020 U CN 204391020U CN 201520084650 U CN201520084650 U CN 201520084650U CN 204391020 U CN204391020 U CN 204391020U
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Abstract
本实用新型提供了一种漏电保护开关，其包括底座和上盖，底座上设置有开关装置，开关装置包括输入端、静触片、动触片、电磁装置、引弧室和输出端，动触片固定在底座上，动触片的两端分别为引弧端和接线端，引弧端向上伸入引弧室，接线端向下与输出端相连，所述电磁装置设置在电路板上，静触片的一端为接触片，另一端与输入端相连，静触片的接触片与动触片的接触片对应，操作机构设置在底座的中部，操作机构与动触片相连，操作机构的转动能够带动动触片的转动，实现动触片与静触片的接触与分离。该保护开关将电磁线圈改设在线路板上，减少了线圈引线，降低了成本，而且结构简单，便于安装。
The utility model provides a leakage protection switch, which comprises a base and an upper cover. A switch device is arranged on the base. The contact piece is fixed on the base, and the two ends of the moving contact piece are the arc starting end and the terminal respectively. The arc starting end extends upward into the arc starting chamber, and the terminal is connected to the output terminal downward. The electromagnetic device is arranged on the circuit board , one end of the static contact piece is a contact piece, the other end is connected to the input end, the contact piece of the static contact piece corresponds to the contact piece of the moving contact piece, the operating mechanism is set in the middle of the base, the operating mechanism is connected with the moving contact piece, the operating mechanism The rotation of the movable contact piece can drive the rotation of the movable contact piece, so as to realize the contact and separation of the movable contact piece and the static contact piece. In the protection switch, the electromagnetic coil is changed on the circuit board, the leads of the coil are reduced, the cost is reduced, the structure is simple, and the installation is convenient.
Description
技术领域technical field
本实用新型涉及一种漏电保护开关。The utility model relates to a leakage protection switch.
背景技术Background technique
现常用技术中有室内多装备漏电保护开关，通过漏电保护开关来实现漏电保护及过载保护。现有技术CN202150425U公开了一种断路器，该断路器通过油杯式脱扣线圈进行过载保护，该断路器具有结构复杂，安装不方便，成本较高等缺陷。本实用新型即是针对此的改进。In the commonly used technology, there are many indoor leakage protection switches, and the leakage protection and overload protection are realized through the leakage protection switch. The prior art CN202150425U discloses a circuit breaker, which is protected against overload through an oil cup type tripping coil. The circuit breaker has defects such as complex structure, inconvenient installation, and high cost. The utility model is the improvement aimed at this.
实用新型内容Utility model content
为了解决背景技术中存在的以上问题，本实用新型提供了一种漏电保护开关，将电磁线圈改设在线路板上，减少了线圈引线，降低了成本，而且结构简单，便于安装。In order to solve the above problems in the background technology, the utility model provides a leakage protection switch, which replaces the electromagnetic coil on the circuit board, reduces the lead wires of the coil, reduces the cost, and has a simple structure and is easy to install.
为达到上述目的，本实用新型采用如下技术方案：In order to achieve the above object, the utility model adopts the following technical solutions:
一种漏电保护开关，包括底座和上盖，上盖扣在底座上，其特征在于，底座上设置有开关装置，开关装置包括输入端、静触片、动触片、电磁装置、引弧室和输出端，动触片固定在底座上，动触片的两端分别为引弧端和接线端，引弧端向上伸入引弧室，接线端向下与输出端相连，所述电磁装置设置在电路板上，静触片的一端为接触片，另一端与输入端相连，静触片的接触片与动触片的接触片对应，操作机构设置在底座的中部，操作机构与动触片相连，操作机构的转动能够带动动触片的转动，实现动触片与静触片的接触与分离。A leakage protection switch, comprising a base and an upper cover, the upper cover is buckled on the base, characterized in that the base is provided with a switch device, the switch device includes an input terminal, a static contact piece, a moving contact piece, an electromagnetic device, and an arc chamber and the output end, the moving contact piece is fixed on the base, the two ends of the moving contact piece are respectively the arc starting end and the terminal, the arc starting end extends upward into the arc starting chamber, and the terminal is connected to the output end downwards, the electromagnetic device Set on the circuit board, one end of the static contact piece is a contact piece, and the other end is connected to the input terminal. The contact piece of the static contact piece corresponds to the contact piece of the moving contact piece. The operating mechanism is set in the middle of the base. The rotation of the operating mechanism can drive the rotation of the moving contact piece to realize the contact and separation of the moving contact piece and the static contact piece.
所述引弧室的外壁采用绝缘片。The outer wall of the arc chamber is made of insulating sheets.
所述动触片的中部设置有弹簧，弹簧一端与动触片中部相连，另一端与底座相连。The middle part of the moving contact piece is provided with a spring, one end of the spring is connected with the middle part of the moving contact piece, and the other end is connected with the base.
所说操作机构上端的底座上固定有漏电脱扣线圈。A leakage tripping coil is fixed on the base at the upper end of the operating mechanism.
本实用新型的有益效果是：将电磁线圈改设在线路板上，减少了线圈引线，降低了成本，而且结构简单，便于安装。The beneficial effect of the utility model is that the electromagnetic coil is relocated on the circuit board, the lead wires of the coil are reduced, the cost is reduced, and the structure is simple and easy to install.
附图说明Description of drawings
下面结合附图对本实用新型进一步说明Below in conjunction with accompanying drawing, the utility model is further described
图1为本实用新型所述漏电保护开关的正面示意图；Fig. 1 is the front schematic view of leakage protection switch described in the utility model;
图2为图1中B-B剖面示意图；Fig. 2 is B-B sectional schematic diagram among Fig. 1;
图3为图1中A-A剖面示意图。Fig. 3 is a schematic cross-sectional view of A-A in Fig. 1 .
具体实施方式Detailed ways
下面结合附图说明和具体实施方式对本实用新型作进一步描述：The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments:
实施例1Example 1
如图1所示，一种漏电保护开关，包括底座1和上盖2，上盖2扣在底座1上。As shown in FIG. 1 , a leakage protection switch includes a base 1 and an upper cover 2 , and the upper cover 2 is buckled on the base 1 .
底座1上设置有开关装置，开关装置包括输入端3、静触片4、动触片5、电磁装置6、引弧室7和输出端9，动触片5通过螺钉10固定在底座1上，动触片5的两端分别为引弧端11和接线端12，引弧端11向上深入引弧室7，动触片5的接线端12向下与电磁装置6相连，通过电磁装置6后与输出端9相连，所述电磁装置6设置在电路板上，引弧室7的外壁13采用绝缘片。The base 1 is provided with a switch device, the switch device includes an input terminal 3, a static contact piece 4, a moving contact piece 5, an electromagnetic device 6, an arc chamber 7 and an output terminal 9, and the moving contact piece 5 is fixed on the base 1 by screws 10 , the two ends of the moving contact piece 5 are the arc starting end 11 and the terminal 12 respectively, the arc starting end 11 goes deep into the arc starting chamber 7 upwards, the terminal 12 of the moving contact piece 5 is connected with the electromagnetic device 6 downwards, through the electromagnetic device 6 Afterwards, it is connected with the output terminal 9, the electromagnetic device 6 is arranged on the circuit board, and the outer wall 13 of the arc chamber 7 is made of an insulating sheet.
动触片5的上部设置有接触片，与动触片5的接触片对应的位置设置有静触片4，静触片4的一端为接触片，另一端与输入端3相连，静触片4的接触片与动触片5的接触片对应，静触片4通过螺钉14固定在底座1上。The top of the moving contact piece 5 is provided with a contact piece, and the position corresponding to the contact piece of the moving contact piece 5 is provided with a static contact piece 4, one end of the static contact piece 4 is a contact piece, and the other end is connected with the input terminal 3, and the static contact piece The contact piece of 4 corresponds to the contact piece of the movable contact piece 5, and the static contact piece 4 is fixed on the base 1 by screws 14.
动触片5的中部设置有弹簧15，弹簧15一端与动触片5中部相连，另一端与底座1相连。The middle part of the moving contact piece 5 is provided with a spring 15 , one end of the spring 15 is connected with the middle part of the moving contact piece 5 , and the other end is connected with the base 1 .
操作机构16设置在底座1的中部，操作机构16与动触片5相连，操作机构16的转动能够带动动触片5的转动，实现动触片5与静触片4的接触与分离。The operating mechanism 16 is arranged in the middle part of the base 1, and the operating mechanism 16 is connected with the movable contact piece 5. The rotation of the operating mechanism 16 can drive the rotation of the movable contact piece 5, so as to realize the contact and separation between the movable contact piece 5 and the static contact piece 4.
操作机构16上端的底座上固定有漏电脱扣线圈17。An earth leakage tripping coil 17 is fixed on the base at the upper end of the operating mechanism 16 .
当发生过载或者短路的时候，电磁装置带动操作机构脱扣，使动触片与静触片分离，达到断电保护的目的。When an overload or short circuit occurs, the electromagnetic device will drive the operating mechanism to trip, so that the moving contact piece is separated from the static contact piece, so as to achieve the purpose of power-off protection.
当发生漏电时，漏电脱口线圈推动操作机构脱扣，实现断电保护。When leakage occurs, the leakage release coil pushes the operating mechanism to trip to realize power-off protection.
本领域技术人员将会认识到，在不偏离本发明的保护范围的前提下，可以对上述实施方式进行各种修改、变化和组合，并且认为这种修改、变化和组合是在独创性思想的范围之内的。Those skilled in the art will recognize that without departing from the protection scope of the present invention, various modifications, changes and combinations can be made to the above-mentioned embodiments, and it is believed that such modifications, changes and combinations are within the scope of original ideas. within the scope.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520084650.9U CN204391020U (en) | 2015-02-04 | 2015-02-04 | A kind of earth leakage circuit-breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520084650.9U CN204391020U (en) | 2015-02-04 | 2015-02-04 | A kind of earth leakage circuit-breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204391020U true CN204391020U (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520084650.9U Expired - Lifetime CN204391020U (en) | 2015-02-04 | 2015-02-04 | A kind of earth leakage circuit-breaker |
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| Country | Link |
|---|---|
| CN (1) | CN204391020U (en) |
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2015
- 2015-02-04 CN CN201520084650.9U patent/CN204391020U/en not_active Expired - Lifetime
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