CN216980467U - Circuit breaker - Google Patents

Circuit breaker Download PDF

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Publication number
CN216980467U
CN216980467U CN202123284398.0U CN202123284398U CN216980467U CN 216980467 U CN216980467 U CN 216980467U CN 202123284398 U CN202123284398 U CN 202123284398U CN 216980467 U CN216980467 U CN 216980467U
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metal
circuit breaker
metal inner
breaker according
generating agent
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张梦灿
付成
王祺
张俊峰
李先军
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Hubei Jiandun Fire Technology Co Ltd
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Hubei Jiandun Fire Technology Co Ltd
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Abstract

本实用新型公开一种断路器,包括彼此相对设置的两个金属内筒,每个金属内筒均与一个接线部连接,它还包括与两个金属内筒,其中一个的金属内筒内设有产气剂,所述产气剂一侧与启动线连接;本实用新型装置通过产气剂、金属内筒和金属活动件之间的配合,当火情发生时,产气剂产生气体推动金属活动件移动,从而使得两个金属内筒之间断开连接,这样能够在电器设备发生火灾时及时对其进行断电操作,整体结构简单、高效,有利于在电器设备领域推广应用。

Figure 202123284398

The utility model discloses a circuit breaker, comprising two metal inner cylinders arranged opposite to each other, each metal inner cylinder is connected with a wiring part, and the circuit breaker also comprises two metal inner cylinders, one of which has an inner metal cylinder There is a gas-generating agent, and one side of the gas-generating agent is connected with the starting line; the device of the utility model adopts the cooperation between the gas-generating agent, the metal inner cylinder and the metal movable parts, when a fire occurs, the gas-generating agent generates gas to push The metal movable parts move, so that the two metal inner cylinders are disconnected, so that the electrical equipment can be powered off in time when a fire occurs, and the overall structure is simple and efficient, which is conducive to popularization and application in the field of electrical equipment.

Figure 202123284398

Description

一种断路器a circuit breaker

技术领域technical field

本实用新型涉及消防技术领域,具体地指一种断路器。The utility model relates to the technical field of fire protection, in particular to a circuit breaker.

背景技术Background technique

在电热器具的炽热表面引燃可燃物而造成的火灾、雷电引起的火灾或静电引起的火灾等情况下,为了避免对电器设备造成更大的损伤,减小灭火难度,需要及时对电器设备进行断电。In the case of a fire caused by igniting combustibles on the hot surface of an electric heating appliance, a fire caused by lightning or a fire caused by static electricity, in order to avoid greater damage to the electrical equipment and reduce the difficulty of extinguishing the fire, it is necessary to promptly carry out the electrical equipment. Power off.

然而,一般的保护电路需要依赖电源或备用电源来对电器设备进行断电保护,并且保护电路也容易损坏,常常发生断电失败的现象。However, the general protection circuit needs to rely on the power supply or the backup power supply to protect the electrical equipment from power failure, and the protection circuit is also easily damaged, and the phenomenon of power failure often occurs.

实用新型内容Utility model content

本实用新型的目的在于克服上述不足,提供一种断路器,能够在电器设备发生火灾时及时对其进行断电操作。The purpose of the present utility model is to overcome the above-mentioned deficiencies, and to provide a circuit breaker, which can power off the electrical equipment in time when a fire occurs.

本实用新型为解决上述技术问题,所采用的技术方案是:一种断路器,包括彼此相对设置的两个金属内筒,每个金属内筒均与一个接线部连接,它还包括与两个金属内筒,其中一个的金属内筒内设有产气剂,所述产气剂一侧与启动线连接。In order to solve the above-mentioned technical problems, the technical scheme adopted by the utility model is as follows: a circuit breaker includes two metal inner cylinders arranged opposite to each other, each metal inner cylinder is connected with a wiring part, and it also includes two metal inner cylinders connected with each other. Metal inner cylinders, one of which is provided with a gas-generating agent, and one side of the gas-generating agent is connected to the starting line.

优选地,两个金属内筒相对设于绝缘外壳内两侧,所述金属内筒与位于绝缘外壳端部的接线部连接。Preferably, the two metal inner cylinders are arranged on opposite sides of the insulating casing, and the metal inner cylinders are connected to the wiring part located at the end of the insulating casing.

优选地,所述绝缘外壳端部内侧设有金属端盖,所述金属端盖一侧与金属内筒内圈配合,所述金属端盖表面以及接线部表面均开设有用于穿设螺钉的固定孔。Preferably, a metal end cover is provided on the inner side of the end of the insulating shell, one side of the metal end cover is matched with the inner ring of the metal inner cylinder, and the surface of the metal end cover and the surface of the wiring part are provided with fixing holes for passing screws hole.

优选地,所述金属活动件内部开设有用于穿设启动线的通孔,其中一侧的金属端盖以及接线部开设有用于穿设启动线的线孔。Preferably, a through hole for passing the activation wire is opened inside the metal movable member, and a wire hole for passing the activation wire is opened on one side of the metal end cover and the wiring part.

优选地,所述启动线为热敏线结构。Preferably, the activation wire is a thermal wire structure.

优选地,所述启动线为电点火头结构。Preferably, the activation wire is an electric ignition head structure.

优选地,所述金属内筒表面还设有用于对金属活动件进行锁定的弹簧锁止件。Preferably, the surface of the metal inner cylinder is further provided with a spring locking member for locking the metal movable member.

优选地,所述弹簧锁止件包括固定于金属内筒表面以及绝缘外壳内侧的限位筒体,所述限位筒体内设有限位插销,所述限位插销顶部通过压缩弹簧与限位筒体顶部连接,所述限位插销底部与金属活动件表面开设的弧面凹槽配合。Preferably, the spring locking member includes a limit cylinder fixed on the surface of the metal inner cylinder and the inner side of the insulating shell, a limit plug is arranged in the limit cylinder, and the top of the limit plug is connected to the limit cylinder through a compression spring. The top of the body is connected, and the bottom of the limit pin is matched with the arc groove formed on the surface of the metal movable part.

本实用新型的有益效果:The beneficial effects of the present utility model:

本实用新型装置通过产气剂、金属内筒和金属活动件之间的配合,当火情发生时,产气剂产生气体推动金属活动件移动,从而使得两个金属内筒之间断开连接,这样能够在电器设备发生火灾时及时对其进行断电操作,整体结构简单、高效,有利于在电器设备领域推广应用。The device of the utility model adopts the cooperation between the gas-generating agent, the metal inner cylinder and the metal movable part. When a fire occurs, the gas-generating agent generates gas to push the metal movable part to move, so that the connection between the two metal inner cylinders is disconnected. In this way, the electrical equipment can be powered off in time when a fire occurs, and the overall structure is simple and efficient, which is beneficial to popularization and application in the field of electrical equipment.

附图说明Description of drawings

图1为一种断路器的立体结构示意图;Fig. 1 is a three-dimensional schematic diagram of a circuit breaker;

图2为一种断路器的俯视结构示意图;Fig. 2 is a top-view structural schematic diagram of a circuit breaker;

图3为图2的A-A剖视结构示意图;Fig. 3 is the A-A sectional structure schematic diagram of Fig. 2;

图4为图3中弹簧锁止件的放大结构示意图。FIG. 4 is an enlarged schematic structural diagram of the spring locking member in FIG. 3 .

具体实施方式Detailed ways

下面结合附图和具体实施例对本实用新型作进一步的详细描述。The present utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

如图1至4所示,一种断路器,包括彼此相对设置的两个金属内筒2,每个金属内筒2均与一个接线部3连接,它还包括与两个金属内筒2滑动配合的金属活动件4,其中一个的金属内筒2内设有产气剂5,所述产气剂5一侧与启动线9连接。As shown in Figures 1 to 4, a circuit breaker includes two metal inner cylinders 2 arranged opposite to each other, each metal inner cylinder 2 is connected with a wiring part 3, and it also includes sliding with the two metal inner cylinders 2 A gas generating agent 5 is provided in one of the metal inner cylinders 2 of the matched metal movable parts 4 , and one side of the gas generating agent 5 is connected to the starting line 9 .

优选地,两个金属内筒2相对设于绝缘外壳1内两侧,所述金属内筒2与位于绝缘外壳1端部的接线部3连接。本实施例中绝缘外壳1可以对内部的金属内筒2起到保护作用。Preferably, two metal inner cylinders 2 are disposed on opposite sides of the insulating casing 1 , and the metal inner cylinders 2 are connected to the wiring portion 3 located at the end of the insulating casing 1 . In this embodiment, the insulating casing 1 can protect the inner metal inner cylinder 2 .

优选地,所述绝缘外壳1端部内侧设有金属端盖7,所述金属端盖7一侧与金属内筒2内圈配合,所述金属端盖7表面以及接线部3表面均开设有用于穿设螺钉的固定孔8。这样设计后,可以将金属内筒2可以通过金属端盖7限位,而金属端盖7与接线部3可以通过螺钉连接,通过上述过程,接线部3与金属内筒2也实现电性连接。Preferably, a metal end cover 7 is provided on the inner side of the end of the insulating casing 1, one side of the metal end cover 7 is matched with the inner ring of the metal inner cylinder 2, and the surface of the metal end cover 7 and the surface of the wiring part 3 are provided with useful in the fixing hole 8 through which the screw is inserted. After this design, the metal inner cylinder 2 can be limited by the metal end cap 7, and the metal end cap 7 and the wiring part 3 can be connected by screws. Through the above process, the wiring part 3 and the metal inner cylinder 2 are also electrically connected. .

优选地,所述金属活动件4内部开设有用于穿设启动线9的通孔4.1,其中一侧的金属端盖7以及接线部3开设有用于穿设启动线9的线孔10。在本实施例中,启动线9可以将产气剂5引燃,产气剂5可以选用气溶胶发生剂,当其被引燃时,可以产生大量气体,从而可以推动金属活动件4移动。Preferably, a through hole 4.1 for passing the activation wire 9 is formed inside the metal movable member 4, and a wire hole 10 for passing the activation wire 9 is opened on one side of the metal end cover 7 and the wiring part 3. In this embodiment, the starting line 9 can ignite the gas generating agent 5, and the gas generating agent 5 can be selected from an aerosol generating agent. When it is ignited, a large amount of gas can be generated, so that the metal movable member 4 can be pushed to move.

优选地,启动线9可以有以下两种实施方式:Preferably, the activation line 9 can have the following two implementations:

其一,所述启动线9为热敏线结构。这样当火灾发生时,采用热敏线时可以不依赖电信号输出设备,火点可以直接点燃启动线9,然后启动线9引燃产气剂5。First, the activation wire 9 is a thermal wire structure. In this way, when a fire occurs, the thermal wire can be used without relying on the electrical signal output device, and the fire point can directly ignite the starting wire 9 , and then the starting wire 9 ignites the gas generating agent 5 .

其二,所述启动线9为电点火头结构。这样可以在电器设备内设置探测装置,探测装置的信号线与控制器连接,控制器输出端与启动线9连接,当有火灾、过热等情况发生时,探测装置检测到灭火区域内因火灾而产生高温环境后,发出信号给控制器,控制器控制启动线9将产气剂5点燃。本实施例中,探测装置为温度传感器和/或烟雾传感器,控制器可以选用51单片机,型号为80C51单片机。Second, the starting wire 9 is an electric ignition head structure. In this way, a detection device can be installed in the electrical equipment. The signal line of the detection device is connected to the controller, and the output end of the controller is connected to the start line 9. When a fire or overheating occurs, the detection device detects the fire in the fire-extinguishing area. After the high temperature environment, a signal is sent to the controller, and the controller controls the starting line 9 to ignite the gas generating agent 5 . In this embodiment, the detection device is a temperature sensor and/or a smoke sensor, and the controller can select 51 single-chip microcomputer, and the model is 80C51 single-chip microcomputer.

优选地,所述金属内筒2表面还设有用于对金属活动件4进行锁定的弹簧锁止件6。通过弹簧锁止件6可以在电器设备正常使用过程中,防止因震动而导致金属活动件4发生滑移的现象出现。Preferably, the surface of the metal inner cylinder 2 is further provided with a spring locking member 6 for locking the metal movable member 4 . The spring locking member 6 can prevent the metal movable member 4 from slipping due to vibration during the normal use of the electrical equipment.

优选地,所述弹簧锁止件6包括固定于金属内筒2表面以及绝缘外壳1内侧的限位筒体6.1,所述限位筒体6.1内设有限位插销6.2,所述限位插销6.2顶部通过压缩弹簧6.3与限位筒体6.1顶部连接,所述限位插销6.2底部与金属活动件4表面开设的弧面凹槽4.2配合。这样设计后,在电器设备正常使用过程中,由于压缩弹簧6.3的弹力作用,可以将限位插销6.2压紧在金属活动件4表面开设的弧面凹槽4.2内,从而可以使得金属活动件4不会随意滑移,而当产气剂5被点燃时,产生的大量气体给金属活动件4形成横向推力,由于弧面凹槽4.2的弧面结构,限位插销6.2受力而向上移动,从而解除对弧面凹槽4.2的锁定,金属活动件4滑移而离开其中一个金属内筒2,两个金属内筒2之间断开连接,整个电器设备断电。Preferably, the spring locking member 6 includes a limit cylinder 6.1 fixed on the surface of the metal inner cylinder 2 and the inner side of the insulating housing 1, and a limit plug 6.2 is arranged in the limit cylinder 6.1, and the limit plug 6.2 The top is connected to the top of the limiting cylinder 6.1 through a compression spring 6.3, and the bottom of the limiting plug 6.2 is matched with the arc groove 4.2 formed on the surface of the metal movable part 4. After this design, during the normal use of the electrical equipment, due to the elastic force of the compression spring 6.3, the limit plug 6.2 can be pressed into the arc groove 4.2 opened on the surface of the metal movable part 4, so that the metal movable part 4 can be It will not slip at will, and when the gas generating agent 5 is ignited, a large amount of gas is generated to form a lateral thrust to the metal movable part 4. Due to the arc structure of the arc groove 4.2, the limit plug 6.2 is forced to move upwards, Thus, the locking of the arc groove 4.2 is released, the metal movable member 4 slides and leaves one of the metal inner cylinders 2, the connection between the two metal inner cylinders 2 is disconnected, and the entire electrical equipment is powered off.

本实施例工作原理如下:The working principle of this embodiment is as follows:

在电器设备正常使用过程中,由于压缩弹簧6.3的弹力作用,可以将限位插销6.2压紧在金属活动件4表面开设的弧面凹槽4.2内,从而可以使得金属活动件4不会随意滑移,如图3所示,左侧的接线部3通过左侧的金属端盖7与左侧的金属内筒2电性连接,而右侧的接线部3通过右侧的金属端盖7与右侧金属内筒2电性连接,而两个金属内筒2之间又通过金属活动件4电性连接,所以左侧的接线部3和右侧的接线部3处于连通状态;当火情发生时,启动线9引燃产气剂5,产生的大量气体给金属活动件4形成横向推力,由于弧面凹槽4.2的弧面结构,限位插销6.2受力而向上移动,从而解除对弧面凹槽4.2的锁定,金属活动件4向右滑移而离开左侧的金属内筒2,两个金属内筒2之间断开连接,整个电器设备断电。During the normal use of the electrical equipment, due to the elastic force of the compression spring 6.3, the limit plug 6.2 can be pressed into the arc groove 4.2 opened on the surface of the metal movable part 4, so that the metal movable part 4 will not slide freely. Move, as shown in FIG. 3 , the wiring part 3 on the left is electrically connected to the metal inner cylinder 2 on the left through the metal end cap 7 on the left, and the wiring part 3 on the right is connected with the metal end cap 7 on the right. The right metal inner cylinder 2 is electrically connected, and the two metal inner cylinders 2 are electrically connected through the metal movable part 4, so the left wiring part 3 and the right wiring part 3 are in a connected state; When it occurs, the starting line 9 ignites the gas-generating agent 5, and a large amount of gas is generated to form a lateral thrust to the metal movable part 4. Due to the cambered surface structure of the cambered groove 4.2, the limiter pin 6.2 is forced to move upward, thereby releasing the anti-lock force. When the arc groove 4.2 is locked, the metal movable part 4 slides to the right and leaves the metal inner cylinder 2 on the left side, the connection between the two metal inner cylinders 2 is disconnected, and the entire electrical equipment is powered off.

上述的实施例仅为本实用新型的优选技术方案,而不应视为对于本实用新型的限制,本申请中的实施例及实施例中的特征在不冲突的情况下,可以相互任意组合。本实用新型的保护范围应以权利要求记载的技术方案,包括权利要求记载的技术方案中技术特征的等同替换方案为保护范围。即在此范围内的等同替换改进,也在本实用新型的保护范围之内。The above-mentioned embodiments are only preferred technical solutions of the present invention, and should not be regarded as limitations of the present invention. The embodiments and features in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present utility model shall take the technical solutions described in the claims, including the equivalent alternatives of the technical features in the technical solutions described in the claims, as the protection scope. That is, equivalent replacements and improvements within this scope are also within the protection scope of the present invention.

Claims (8)

1. The utility model provides a circuit breaker, includes two metal inner tube (2) that set up each other relatively, every metal inner tube (2) all are connected with a wiring portion (3), its characterized in that: the gas generating device further comprises a metal moving part (4) in sliding fit with the two metal inner cylinders (2), wherein a gas generating agent (5) is arranged in one of the metal inner cylinders (2), and one side of the gas generating agent (5) is connected with a starting line (9).
2. A circuit breaker according to claim 1, wherein: two metal inner cylinders (2) are arranged on two sides in the insulating shell (1) relatively, and the metal inner cylinders (2) are connected with wiring parts (3) positioned at the end parts of the insulating shell (1).
3. A circuit breaker according to claim 2, wherein: the insulation housing (1) tip inboard is equipped with metal end cover (7), metal end cover (7) one side and metal inner tube (2) inner circle cooperation, fixed orifices (8) that are used for wearing to establish the screw are all offered on metal end cover (7) surface and wiring portion (3) surface.
4. A circuit breaker according to claim 3, wherein: the metal moving part (4) is internally provided with a through hole (4.1) for penetrating the starting wire (9), and the metal end cover (7) and the wiring part (3) on one side are provided with wire holes (10) for penetrating the starting wire (9).
5. A circuit breaker according to claim 4, wherein: the starting line (9) is of a thermosensitive line structure.
6. A circuit breaker according to claim 4, wherein: the starting wire (9) is of an electric ignition head structure.
7. A circuit breaker according to claim 1, wherein: and the surface of the metal inner cylinder (2) is also provided with a spring locking piece (6) for locking the metal moving piece (4).
8. A circuit breaker according to claim 7, wherein: spring locking piece (6) is including being fixed in spacing barrel (6.1) on metal inner tube (2) surface and insulating casing (1) inboard, be equipped with spacing bolt (6.2) in spacing barrel (6.1), spacing bolt (6.2) top is passed through compression spring (6.3) and is connected with spacing barrel (6.1) top, cambered surface recess (4.2) cooperation that spacing bolt (6.2) bottom and metal moving part (4) surface were seted up.
CN202123284398.0U 2021-12-24 2021-12-24 Circuit breaker Active CN216980467U (en)

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CN202123284398.0U CN216980467U (en) 2021-12-24 2021-12-24 Circuit breaker

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GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A type of circuit breaker

Effective date of registration: 20231214

Granted publication date: 20220715

Pledgee: Bank of Hankou Limited by Share Ltd. Yichang branch

Pledgor: Hubei and Andun Fire Technology Co.,Ltd.

Registration number: Y2023980071183

PC01 Cancellation of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Granted publication date: 20220715

Pledgee: Bank of Hankou Limited by Share Ltd. Yichang branch

Pledgor: Hubei and Andun Fire Technology Co.,Ltd.

Registration number: Y2023980071183

PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Thermomagnetic tripper of breaker

Granted publication date: 20220715

Pledgee: Bank of Hankou Limited by Share Ltd. Yichang branch

Pledgor: Hubei and Andun Fire Technology Co.,Ltd.

Registration number: Y2025980018215