CN204304126U - Portable overvoltage protection extension socket - Google Patents

Abstract

The utility model discloses a portable overvoltage protection extension socket, a portable overvoltage protection extension socket, comprising a fuse, a switch device and a metal foot, the metal feet are two, one metal foot and the fuse, the switch device 1. The elastic metal sheets are connected in turn, and the other metal foot is connected with the elastic metal sheet. There are two shunts between the switch device and the elastic metal sheet. One shunt is connected to the other metal foot through a capacitor, and the other shunt Connect with another metal foot through a resistor and an indicator light. Two of the elastic metal sheets form a jack group, and the jack groups are at least two groups. The utility model has the function of jack extension and high-power automatic short circuit. , and indication function, which can effectively prevent burnout of the instrument and accidents caused by excessive power.

Description

Portable Overvoltage Protection Extension Socket

Technical field:

The utility model relates to an extension socket, in particular to a portable overvoltage protection extension socket.

Background technique:

In daily life and work, people are inseparable from the demand for electric energy. Due to the limitation of site conditions, people need to extend the length of the wire. Therefore, the use of sockets is also increasing, and the number of general wall sockets is not enough. Use, when there are too many electrical appliances, it will cause too high power to be concentrated on one socket, which is easy to cause accidents.

Utility model content:

The technical problem to be solved by the utility model is: to overcome the deficiencies of the prior art, to provide a portable overvoltage protection extended socket with simple structure, portability, jack expansion function, high power automatic short circuit and indication function.

The technical scheme of the utility model is: a portable overvoltage protection extension socket, including a fuse, a switch device, and a metal foot. There are two metal feet, and one metal foot is sequentially connected with the fuse, the switch device, and the elastic metal sheet , the other metal foot is connected to the elastic metal sheet, and two shunts are arranged between the switch device and the elastic metal sheet, one shunt is connected to the other metal foot through a capacitor, and the other shunt is connected to the other metal foot through a resistor and an indicator light. Another metal pin connection.

The switch device includes a partition, a joint, a connecting plate, and an electromagnet. There are two connecting plates, one is connected with a fuse, and the other is connected with an electromagnet. The electromagnet is arranged on the lower side of the connecting plate, and is connected with The elastic metal sheet is connected, and a partition and a connecting plate are arranged between the joint and the electromagnet from top to bottom. There are two partitions, and they are connected with the connecting plate to the housing through springs.

The connecting plate, the separator, and the joint are all provided with a slope, the separator is provided with a dial shaft, the dial shaft is arranged in a limit groove on the housing, and an iron core is arranged in the electromagnet. A vertical surface is provided at the inclined surface of the connecting plate.

Two of the elastic metal sheets form a socket group, and the socket groups are at least two groups, the partition board is made of hard plastic, an insulating layer is arranged on the upper side of the electromagnet, and the indicator light is red.

The beneficial effects of the utility model are:

1. The utility model has the jack expansion function, and has high-power automatic short circuit and indication functions, which can effectively prevent burnout of instruments and accidents caused by excessive power.

2. The utility model is provided with multiple sets of jacks, which realizes the expansion of the number of wall socket jacks, realizes the simultaneous use of various electrical equipment, and is convenient for operators to operate.

3. The connecting plate, partition, and joint of the utility model are all provided with inclined surfaces, which is conducive to the smooth movement of the switching device and the quick and timely disconnection of the connecting plate and the joint.

4. The utility model is equipped with a spring, an electromagnet, and a dial shaft to realize the automatic disconnection function of the switch device. The dial shaft is arranged in a limiting groove on the housing to limit the movement range of the partition.

Description of drawings:

Fig. 1 is a schematic diagram of a short-circuit structure of a portable overvoltage protection extension socket.

Fig. 2 is a schematic diagram of the closed structure of the portable overvoltage protection extension socket.

Detailed ways:

Embodiment: See Figure 1 and Figure 2, in the figure, 1-fuse, 2-spring, 3-joint, 4-dial shaft, 5-partition, 6-electromagnet, 7-iron core, 8-resistance, 9-elastic metal sheet, 10-connecting plate, 11-metal foot.

Portable overvoltage protection extension socket, including fuse 1, switch device, metal pin 11, metal pin 11 is two, one metal pin 11 is connected with fuse 1, switch device, elastic metal sheet 9 in sequence, and the other metal pin 11 It is connected with the elastic metal sheet 9, and there are two shunts between the switch device and the elastic metal sheet 9, one shunt is connected with the other metal pin 1 through the capacitor, and the other shunt is connected with the other metal pin 1 through the resistor 8 and the indicator light. Pin 1 is connected.

The switch device includes a partition 5, a joint 3, a connecting plate 10, and an electromagnet 6. There are two connecting plates 10, one is connected with the fuse 1, and the other is connected with the electromagnet 6. The electromagnet 6 is arranged on the lower side of the connecting plate 10. , and connected with the elastic metal sheet 9, between the connector 3 and the electromagnet 6, a partition 5 and a connecting plate 10 are arranged from top to bottom, and there are two partitions 5, and they are connected with the connecting plate 10 by a spring 2 on the shell.

The connecting plate 10, the dividing plate 5, and the joint 3 are all provided with inclined surfaces, the dividing plate 5 is provided with a dial shaft 4, and the dial shaft 4 is arranged in the limit groove on the housing, and the electromagnet 6 is provided with an iron core 7, A vertical surface is provided at the inclined surface of the connecting plate 10 .

Elastic metal sheet 9 two are a socket group, and the socket group is at least two groups, and dividing plate 5 is hard plastics, and electromagnet 6 upper side is provided with insulating layer, and indicator light is red.

During use, the metal pin 11 is inserted in the socket of the wall socket, the plug metal pin of the electrical equipment is arranged in the jack group of the present application, the operator operates the dial shaft 4 to move the partition 5 to both sides, so that the partition The inclined surface of the plate is pushed against the vertical surface of the connecting plate 10, the diaphragm spring is compressed, the connecting plate 10 is connected with the joint 3 under the tension of the connecting plate spring, the circuit is connected, the indicator light is on, and the connecting plate spring is in a reset state. The electrical equipment can work normally. When the power consumption is too large, the electromagnet 6 generates suction under the action of a large current, the connecting plate 10 moves downward under the action of the suction, and the partition 5 moves toward the middle under the action of the spring 2 and the inclined plane. The movement is arranged between the connection plate 10 and the joint 3, the indicator light goes out, and the dial shaft 4 on the dividing plate 5 ensures that the dividing plate spring does not contact the connecting plate 10 under the action of the upper limit hole of the housing.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the utility model, All still belong to within the scope of the technical solution of the utility model.

Claims (4)

1. a portable overvoltage protection extension socket; comprise fuse, switching device, metal leg; it is characterized in that: described metal leg is two; a metal leg is connected successively with fuse, switching device, elastic sheet metal; another metal leg is connected with elastic sheet metal; be provided with two shunt between described switching device and elastic sheet metal, a shunt is connected with another metal leg by electric capacity, and another shunt is connected with another metal leg with indicator light by resistance.

2. portable overvoltage protection extension socket according to claim 1; it is characterized in that: described switching device comprises dividing plate, joint, connecting plate, electromagnet; described connecting plate is two; one is connected with fuse, another is connected with electromagnet; described electromagnet is arranged on the downside of connecting plate, and is connected with elastic sheet metal, is once provided with dividing plate and connecting plate from top to bottom between described joint and electromagnet; described dividing plate is two, and is all connected on housing by spring with connecting plate.

3. portable overvoltage protection extension socket according to claim 2; it is characterized in that: described connecting plate, dividing plate, joint are provided with inclined-plane; described dividing plate is provided with pulling axis; described pulling axis is arranged in the stopper slot on housing; be provided with iron core in described electromagnet, the inclined-plane place of described connecting plate is provided with vertical plane.

4. portable overvoltage protection extension socket according to claim 1; it is characterized in that: described elastic sheet metal two is an insertion hole groups, described insertion hole groups is at least two groups, and described dividing plate is rigid plastics; be provided with insulating barrier on the upside of described electromagnet, described indicator light is red.