CN203367776U - Knife switch box - Google Patents

Knife switch box Download PDF

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Publication number
CN203367776U
CN203367776U CN 201320361083 CN201320361083U CN203367776U CN 203367776 U CN203367776 U CN 203367776U CN 201320361083 CN201320361083 CN 201320361083 CN 201320361083 U CN201320361083 U CN 201320361083U CN 203367776 U CN203367776 U CN 203367776U
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contactor
box body
leakage protection
box
electrically connected
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何俊
范勤良
张小方
夏冰
潘栋良
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State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Changzhou Power Supply Co of Jiangsu Electric Power Co
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State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Changzhou Power Supply Co of Jiangsu Electric Power Co
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Abstract

本实用新型提供一种闸刀箱,包括箱体、电缆、电缆固定器、过渡接线柱、熔断器、交流接触器、时间继电器、漏电保护开关、空气开关和插座;箱体为塑料长方体盒体件;箱体的前端面板的前端面板上设有暂停按钮安装孔和插座安装孔;箱体的下端板上设有电缆进入孔;电缆固定器、过渡接线柱、熔断器、交流接触器、时间继电器、漏电保护开关、空气开关均固定设置在箱体内;插座固定安装在箱体的前端面板上;熔断器、交流接触器、时间继电器、漏电保护开关、空气开关以及插座依次串接。本实用新型便于安装,轻便耐用,成本较低,安全性好,适于农村推广应用。

Figure 201320361083

The utility model provides a knife box, which includes a box body, cables, cable holders, transition terminals, fuses, AC contactors, time relays, leakage protection switches, air switches and sockets; the box body is a plastic cuboid box body parts; the front panel of the front panel of the box body is provided with a pause button installation hole and a socket installation hole; the lower end plate of the box body is provided with a cable entry hole; cable holders, transition terminals, fuses, AC contactors, time Relays, leakage protection switches, and air switches are all fixedly installed in the box; sockets are fixedly installed on the front panel of the box; fuses, AC contactors, time relays, leakage protection switches, air switches, and sockets are connected in series in sequence. The utility model is easy to install, light and durable, low in cost and good in safety, and is suitable for popularization and application in rural areas.

Figure 201320361083

Description

一种闸刀箱a knife box

技术领域technical field

本实用新型涉及配电设备,具体涉及一种用于农村田间地头配电用的闸刀箱。The utility model relates to power distribution equipment, in particular to a knife box used for power distribution in rural fields.

背景技术Background technique

当前,随着农业生产机械化程度的提高,在农村的田间地头,广泛用到低压线路接电用的闸刀箱,为春秋季的麦、稻的脱粒、抽水灌溉等临时用电提供电源接口,闸刀箱逐渐成为农村用户脱粒打水等农业生产必不可少的用电设施。常见的闸刀箱通常采用简单的铁皮壳体内设置一把手动闸刀开关,在户外使用寿命短;使用前需要临时登上输电线路的配电杆上进行电源电缆的搭接,使用后又需登杆撤除电缆,费工费时;没有漏电保护和短路跳闸装置,铁壳容易导电,安全性差,易造成触电事故;没有用电时间控制装置,私自接线用电方便,造成用电管理的困难。目前也有采用带购电卡表、不锈钢箱体的闸刀箱,但该型闸刀箱成本较高,不适合农村推广应用。At present, with the improvement of the degree of mechanization of agricultural production, in the rural fields, the knife box for low-voltage line connection is widely used to provide power interfaces for temporary electricity such as wheat and rice threshing and pumping irrigation in spring and autumn. The switch box has gradually become an indispensable electricity facility for agricultural production such as threshing and fetching water for rural users. The common knife box is usually equipped with a manual knife switch in a simple iron shell, which has a short service life outdoors; before use, it needs to be temporarily mounted on the power distribution pole of the transmission line to connect the power cables, and after use, it needs to be mounted again. It is labor-intensive and time-consuming to remove the cables by rods; there is no leakage protection and short-circuit tripping device, and the iron shell is easy to conduct electricity, which is poor in safety and may easily cause electric shock accidents; there is no power consumption time control device, and it is convenient to use electricity without permission, which makes it difficult to manage power consumption. At present, there are also switch knife boxes with electricity purchase card meters and stainless steel boxes, but this type of switch knife box has a high cost and is not suitable for popularization and application in rural areas.

实用新型内容Utility model content

本实用新型的目的是:克服现有技术的不足,提供一种便于安装、轻便耐用、成本较低、安全性好且对用电时间进行控制的适用农村推广应用的闸刀箱。The purpose of the utility model is: to overcome the deficiencies of the prior art, to provide a switch knife box suitable for popularization and application in rural areas, which is easy to install, light and durable, low in cost, good in safety and controls the power consumption time.

本实用新型的技术方案是:本实用新型的闸刀箱,其结构特点是:包括箱体、电缆、电缆固定器、过渡接线柱、熔断器、交流接触器、时间继电器、漏电保护开关、空气开关和插座;The technical scheme of the utility model is: the switch knife box of the utility model, and its structural characteristics are: including the box body, cables, cable holders, transition terminals, fuses, AC contactors, time relays, leakage protection switches, air switches and sockets;

上述的箱体为塑料长方体盒体件;箱体的前端面板的前端面板上设有暂停按钮安装孔和插座安装孔;箱体的下端板上设有电缆进入孔;The above-mentioned box body is a plastic cuboid box body; the front panel of the front panel of the box body is provided with a pause button installation hole and a socket installation hole; the lower end plate of the box body is provided with a cable entry hole;

电缆固定器、过渡接线柱、熔断器、交流接触器、时间继电器、漏电保护开关、空气开关均固定设置在箱体内;插座固定安装在箱体的前端面板上的插座安装孔内且由电缆固定器固定后通过过渡接线柱与熔断器的进线端电连接;交流接触器的进线端与熔断器的出线端电连接;时间继电器的进线端与交流接触器的出线端电连接;漏电保护开关的进线端与时间继电器的出线端电连接;空气开关的进线端与漏电保护开关的出线端电连接;插座与空气开关的出线端电连接。Cable holders, transition terminals, fuses, AC contactors, time relays, leakage protection switches, and air switches are all fixedly installed in the box; the socket is fixedly installed in the socket installation hole on the front panel of the box and fixed by the cable After the fuse is fixed, it is electrically connected to the incoming terminal of the fuse through the transition terminal; the incoming terminal of the AC contactor is electrically connected to the outgoing terminal of the fuse; the incoming terminal of the time relay is electrically connected to the outgoing terminal of the AC contactor; leakage The incoming line end of the protection switch is electrically connected with the outgoing line end of the time relay; the incoming line end of the air switch is electrically connected with the outgoing line end of the leakage protection switch; the socket is electrically connected with the outgoing line end of the air switch.

进一步的方案是:还包括接触器开控制按钮、接触器关控制按钮、接触器正常指示灯、接触器故障指示灯和暂停按钮;上述的接触器开控制按钮、接触器关控制按钮、接触器正常指示灯、接触器故障指示灯和暂停按钮均分别与交流接触器电连接。A further solution is: also includes a contactor opening control button, a contactor closing control button, a contactor normal indicator light, a contactor fault indicator light and a pause button; the above-mentioned contactor opening control button, contactor closing control button, contactor The normal indicator light, the contactor fault indicator light and the pause button are all electrically connected with the AC contactor respectively.

进一步的方案是:上述的箱体的前端面板为透明塑料件;过渡接线柱为铜铝过渡接柱;时间继电器为数显时间继电器。A further solution is: the front panel of the above-mentioned box body is a transparent plastic part; the transition terminal is a copper-aluminum transition terminal; the time relay is a digital display time relay.

进一步的方案还有:上述的漏电保护开关和空气开关为罗格朗2P40A带漏电保护的二合一的空气开关。A further solution is: the leakage protection switch and the air switch mentioned above are Legrand 2P40A two-in-one air switch with leakage protection.

本实用新型具有积极的效果:(1)本实用新型的闸刀箱,便于安装,轻便耐用,成本较低,适用农村推广应用。(2)本实用新型的闸刀箱,内部与外部分离,用户触及不到带电线路,具有漏电保护功能,安全性好。(3)本实用新型的闸刀箱,具有时间控制功能,有能效控制用电时间。(4)本实用新型的闸刀箱,固定安装在需使用的田间地头,使用寿命长,使用时只需要在闸刀箱上操作,无需使用前和使用后登杆搭接电缆,省时省力且减少安全事故的发生。The utility model has positive effects: (1) The knife box of the utility model is easy to install, light and durable, and low in cost, and is suitable for popularization and application in rural areas. (2) The knife box of the utility model is separated from the outside, so that the user cannot touch the live line, has the function of leakage protection, and has good safety. (3) The knife box of the utility model has a time control function, and can control the power consumption time efficiently. (4) The knife box of the utility model is fixedly installed in the field where it needs to be used, and has a long service life. It only needs to be operated on the knife box when in use, and there is no need to connect the cables before and after use, saving time and effort And reduce the occurrence of safety accidents.

附图说明Description of drawings

图1为本实用新型的一种结构示意图;Fig. 1 is a kind of structural representation of the utility model;

图2为图1所示的本实用新型安装和使用状态的示意图;Fig. 2 is the schematic diagram of the installation and use state of the utility model shown in Fig. 1;

图3为图1所示的本实用新型的内部电气连接关系示意图。FIG. 3 is a schematic diagram of the internal electrical connections of the utility model shown in FIG. 1 .

上述附图中的附图标记如下:The reference signs in the above-mentioned accompanying drawings are as follows:

箱体1,电缆2,电缆固定器3,过渡接线柱4,熔断器5,Box 1, cable 2, cable holder 3, transition post 4, fuse 5,

交流接触器6,接触器开控制按钮61,接触器关控制按钮62,接触器正常指示灯63,接触器故障指示灯64,暂停按钮65,AC contactor 6, contactor open control button 61, contactor close control button 62, contactor normal indicator light 63, contactor fault indicator light 64, pause button 65,

时间继电器7,漏电保护开关8,空气开关9,插座10。Time relay 7, leakage protection switch 8, air switch 9, socket 10.

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详细的说明。Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

(实施例1)(Example 1)

见图1至图3,本实施例的闸刀箱,主要由箱体1、电缆2、电缆固定器3、过渡接线柱4、熔断器5、交流接触器6、时间继电器7、漏电保护开关8、空气开关9和插座10组成。See Fig. 1 to Fig. 3, the knife box of this embodiment is mainly composed of box body 1, cable 2, cable holder 3, transition terminal 4, fuse 5, AC contactor 6, time relay 7, leakage protection switch 8. The air switch 9 and the socket 10 are composed.

箱体1的材质为塑料。箱体1为上下向的长方体盒体件。箱体1的前端面板为透明塑料。箱体1的前端面板上设有暂停按钮安装孔和插座安装孔;箱体1的下端板上设有电缆进入孔。The material of the box body 1 is plastic. The box body 1 is a rectangular parallelepiped box body part facing up and down. The front panel of the box body 1 is transparent plastic. The front panel of the box body 1 is provided with a pause button installation hole and a socket installation hole; the lower end panel of the box body 1 is provided with a cable entry hole.

电缆2为三相四线电缆。电缆2的一端与输配电线路电连接;电缆2的另一端从箱体1的下端板上的电缆进入孔接入箱体1内。Cable 2 is a three-phase four-wire cable. One end of the cable 2 is electrically connected to the power transmission and distribution line; the other end of the cable 2 is inserted into the box body 1 through the cable entry hole on the lower end plate of the box body 1 .

电缆固定器3设置在箱体1内,且接近箱体1的下端板上的电缆进入孔。电缆固定器3用于对接入的电缆2在箱体内进行固定。The cable holder 3 is arranged in the box body 1 and is close to the cable entry hole on the lower end plate of the box body 1 . The cable holder 3 is used to fix the inserted cable 2 in the box.

过渡接线柱4设置在箱体1内,用于对电缆2进行分线和接线。过渡接线柱4优选采用铜铝过渡接柱。The transition terminal 4 is arranged in the box body 1 and is used for branching and connecting the cables 2 . The transition post 4 is preferably a copper-aluminum transition post.

熔断器5用于用电时的过电流保护。熔断器5本实施例中优选采用上海矿龙正浩RT14-20型号的熔断器。Fuse 5 is used for overcurrent protection when using electricity. Fuse 5 In this embodiment, the fuse of Shanghai Kuanglong Zhenghao RT14-20 model is preferably used.

交流接触器6本实施例中优选采用德力西电气有限公司生产的220V CJ-2—40A型号的交流接触器。与交流接触器6配套设置有接触器开控制按钮61、接触器关控制按钮62、接触器正常指示灯63、接触器故障指示灯64和暂停按钮65。接触器开控制按钮61、接触器关控制按钮62、接触器正常指示灯63、接触器故障指示灯64和暂停按钮65均分别与交流接触器6电连接。接触器开控制按钮61用于接通交流接触器6;接触器关控制按钮62用于关闭交流接触器6;接触器正常指示灯63用于显示交流接触器6处于正常工作状态;接触器故障指示灯64用于显示交流接触器6处于故障工作状态。暂停按钮65用于使用时临时暂停交流接触器6的接通。AC contactor 6 In this embodiment, the 220V CJ-2-40A AC contactor produced by Delixi Electric Co., Ltd. is preferably used. The AC contactor 6 is provided with a contactor on control button 61 , a contactor off control button 62 , a contactor normal indicator light 63 , a contactor fault indicator light 64 and a pause button 65 . The contactor open control button 61 , the contactor close control button 62 , the contactor normal indicator light 63 , the contactor fault indicator light 64 and the pause button 65 are all electrically connected to the AC contactor 6 . The contactor open control button 61 is used to connect the AC contactor 6; the contactor off control button 62 is used to close the AC contactor 6; the contactor normal indicator light 63 is used to display that the AC contactor 6 is in a normal working state; the contactor failure The indicator light 64 is used to display that the AC contactor 6 is in a fault working state. The pause button 65 is used to temporarily pause the connection of the AC contactor 6 during use.

时间继电器7本实施例中优选采用天正集团的型号为DH48S-S数显时间继电器。时间继电器6用于对用电时间的计量和控制,达到设定的用电时间时,其自动断电。Time relay 7 In this embodiment, the model DH48S-S digital display time relay of Tianzheng Group is preferably used. The time relay 6 is used for measuring and controlling the power consumption time, and when the set power consumption time is reached, it will automatically cut off the power.

漏电保护开关8用于短路和漏电保护;空气开关9用于接通或断开插座10的电源。本实施例中,漏电保护开关8和空气开关9优选采用罗格朗2P40A带漏电保护的二合一的空气开关。The leakage protection switch 8 is used for short circuit and leakage protection; the air switch 9 is used for connecting or disconnecting the power supply of the socket 10 . In this embodiment, the leakage protection switch 8 and the air switch 9 are preferably Legrand 2P40A two-in-one air switch with leakage protection.

插座10固定安装在箱体1的前端面板上的插座安装孔内,用于使用时供插接输出电源。The socket 10 is fixedly installed in the socket installation hole on the front panel of the box body 1, and is used for plugging in the output power when in use.

电缆2引入箱体1内且由电缆固定器3固定后通过过渡接线柱4与熔断器5的进线端电连接;交流接触器6的进线端与熔断器5的出线端电连接;时间继电器7的进线端与交流接触器6的出线端电连接;漏电保护开关8的进线端与时间继电器7的出线端电连接;空气开关9的进线端与漏电保护开关8的出线端电连接;插座10与空气开关9的a、b、c三相出线端电连接。The cable 2 is introduced into the box body 1 and fixed by the cable holder 3, and then electrically connected to the incoming line end of the fuse 5 through the transition terminal 4; the incoming line end of the AC contactor 6 is electrically connected to the outgoing line end of the fuse 5; time The incoming line end of the relay 7 is electrically connected to the outgoing line end of the AC contactor 6; the incoming line end of the leakage protection switch 8 is electrically connected to the outgoing line end of the time relay 7; Electrical connection; the socket 10 is electrically connected to the a, b, and c three-phase outlets of the air switch 9.

综上,本实施例的闸刀箱,便于安装,轻便耐用,成本较低,适用农村推广应用;内部与外部分离,用户触及不到带电线路,具有漏电保护功能,安全性好;具有时间控制功能,有能效控制用电时间;固定安装在需使用的田间地头,使用寿命长,使用时只需要在闸刀箱上操作,无需使用前和使用后登杆搭接电缆,省时省力且减少安全事故的发生。To sum up, the switch box of this embodiment is easy to install, light and durable, and low in cost, and is suitable for popularization and application in rural areas; the inside and outside are separated, the user cannot touch the live line, and it has the function of leakage protection and good safety; it has time control Function, energy-efficient control of electricity consumption time; fixed installation in the field where it needs to be used, long service life, only need to operate on the switch box when in use, no need to connect cables before and after use, saving time and effort and reducing occurrence of security incidents.

以上实施例是对本实用新型的具体实施方式的说明,而非对本实用新型的限制,有关技术领域的技术人员在不脱离本实用新型的精神和范围的情况下,还可以做出各种变换和变化而得到相对应的等同的技术方案,因此所有等同的技术方案均应该归入本实用新型的专利保护范围。The above embodiments are descriptions of specific implementations of the present utility model, rather than limitations of the present utility model. Those skilled in the art can also make various transformations and changes without departing from the spirit and scope of the present utility model. Changes to obtain corresponding equivalent technical solutions, so all equivalent technical solutions should be included in the patent protection scope of the present utility model.

Claims (4)

1.一种闸刀箱,其特征在于:包括箱体(1)、电缆(2)、电缆固定器(3)、过渡接线柱(4)、熔断器(5)、交流接触器(6)、时间继电器(7)、漏电保护开关(8)、空气开关(9)和插座(10);1. A knife box, characterized in that it includes box body (1), cable (2), cable holder (3), transition terminal (4), fuse (5), AC contactor (6) , time relay (7), leakage protection switch (8), air switch (9) and socket (10); 所述的箱体(1)为塑料长方体盒体件;箱体(1)的前端面板的前端面板上设有暂停按钮安装孔和插座安装孔;箱体(1)的下端板上设有电缆进入孔;The box body (1) is a plastic cuboid box body; the front panel of the front panel of the box body (1) is provided with a pause button installation hole and a socket installation hole; the lower end plate of the box body (1) is provided with a cable access hole; 电缆固定器(3)、过渡接线柱(4)、熔断器(5)、交流接触器(6)、时间继电器(7)、漏电保护开关(8)、空气开关(9)均固定设置在箱体(1)内;插座(10)固定安装在箱体(1)的前端面板上的插座安装孔内且由电缆固定器(3)固定后通过过渡接线柱(4)与熔断器(5)的进线端电连接;交流接触器(6)的进线端与熔断器(5)的出线端电连接;时间继电器(7)的进线端与交流接触器(6)的出线端电连接;漏电保护开关(8)的进线端与时间继电器(7)的出线端电连接;空气开关(9)的进线端与漏电保护开关(8)的出线端电连接;插座(10)与空气开关(9)的出线端电连接。Cable holder (3), transition terminal (4), fuse (5), AC contactor (6), time relay (7), leakage protection switch (8), and air switch (9) are all fixed in the box body (1); the socket (10) is fixedly installed in the socket installation hole on the front panel of the box body (1) and is fixed by the cable holder (3) and passed through the transition terminal (4) and the fuse (5) The incoming terminal of the AC contactor (6) is electrically connected to the outgoing terminal of the fuse (5); the incoming terminal of the time relay (7) is electrically connected to the outgoing terminal of the AC contactor (6) ; The incoming line end of the leakage protection switch (8) is electrically connected to the outgoing line end of the time relay (7); the incoming line end of the air switch (9) is electrically connected to the outgoing line end of the leakage protection switch (8); the socket (10) is connected to the The outlet end of the air switch (9) is electrically connected. 2.根据权利要求1所述的闸刀箱,其特征在于:还包括接触器开控制按钮(61)、接触器关控制按钮(62)、接触器正常指示灯(63)、接触器故障指示灯(64)和暂停按钮(65);所述的接触器开控制按钮(61)、接触器关控制按钮(62)、接触器正常指示灯(63)、接触器故障指示灯(64)和暂停按钮(65)均分别与交流接触器(6)电连接。2. The knife box according to claim 1, characterized in that it also includes a contactor open control button (61), a contactor close control button (62), a contactor normal indicator light (63), a contactor fault indication light (64) and pause button (65); the contactor open control button (61), contactor off control button (62), contactor normal indicator light (63), contactor fault indicator light (64) and The pause buttons (65) are electrically connected to the AC contactor (6) respectively. 3.根据权利要求1所述的闸刀箱,其特征在于:所述的箱体(1)的前端面板为透明塑料件;过渡接线柱(4)为铜铝过渡接柱;时间继电器(7)为数显时间继电器。3. The knife box according to claim 1, characterized in that: the front panel of the box (1) is a transparent plastic part; the transition terminal (4) is a copper-aluminum transition terminal; the time relay (7 ) is a digital display time relay. 4.根据权利要求1所述的闸刀箱,其特征在于:所述的漏电保护开关(8)和空气开关(9)为罗格朗2P40A带漏电保护的二合一的空气开关。4. The knife box according to claim 1, characterized in that: said leakage protection switch (8) and air switch (9) are Legrand 2P40A two-in-one air switch with leakage protection.
CN 201320361083 2013-06-21 2013-06-21 Knife switch box Expired - Fee Related CN203367776U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103825208A (en) * 2014-03-03 2014-05-28 国家电网公司 Distribution box for teaching
CN105610068A (en) * 2015-11-25 2016-05-25 国家电网公司 Mobile type power convenience service box

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103825208A (en) * 2014-03-03 2014-05-28 国家电网公司 Distribution box for teaching
CN105610068A (en) * 2015-11-25 2016-05-25 国家电网公司 Mobile type power convenience service box

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