Electrical switch with electric leakage detection function

Abstract

The utility model provides an electrical switch with an electric leakage detection function, and belongs to the technical field of electrical switches. The utility model mainly aims to solve the problem of low safety of the existing electrical switch. According to the technical scheme, the device comprises a box body, two sets of second conductive copper bars are arranged in the box body, a tripping assembly is arranged between the two sets of second conductive copper bars, a circular magnetic ring is arranged on one side of the tripping assembly, a circuit board is arranged at the top of the circular magnetic ring, a box cover is arranged at one end of the box body, a self-checking button is arranged on one side of the box cover, and a leakage-proof brake is arranged at one end of the box cover. A driving motor is arranged in the box cover; through the arrangement of the circular magnetic ring, the electric leakage condition of an electrical element can be checked, through the arrangement of the tripping assembly, a circuit can be rapidly cut off during electric leakage, through the cooperation of the circuit board and the self-checking button, a user can know the working state of the switch, and the safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to electrical switch technical field, more specifically, especially, it is related to a kind of electrical switch with leakage detection function. BACKGROUND

[0002] In the operation process of electrical equipment, electrical switch is an important protection and control element, and its main function is to connect and cut off circuit to ensure the safe and stable operation of electrical equipment, however, the safety of traditional electrical switch is low, when leakage occurs, traditional electrical switch often cannot be perceived, which can cause damage to electrical equipment, and also accelerate the decline of electrical equipment insulation performance, increase fire risk. SUMMARY

[0003] To solve the above technical problems, the utility model provides a kind of electrical switch with leakage detection function, to solve the technical problem that the safety of traditional electrical switch is low in prior art.

[0004] The purpose and effect of the electrical switch with leakage detection function of the utility model are achieved by the following specific technical means:

[0005] An electrical switch with leakage detection function, comprising a box body, two groups of second conductive copper bars are arranged in the box body, a trip assembly is arranged between the two groups of second conductive copper bars, a circular magnetic ring is arranged on one side of the trip assembly, a circuit board is arranged on the top of the circular magnetic ring, a box cover is arranged at one end of the box body, a self-checking button is arranged on one side of the box cover, a leakage prevention gate is arranged at one end of the box cover, and a drive motor is arranged in the box cover.

[0006] According to a preferred embodiment, the trip assembly includes an attraction coil, a cylindrical permanent magnet and a connecting piece, and each of the two groups of second conductive copper bars is provided with the same group of attraction coils at the bottom, one end of the attraction coil is provided with the connecting piece, the connecting piece is sleeved with the cylindrical permanent magnet, and the trip assembly further includes an insulating second connecting strip, and the connecting piece is provided with the second connecting strip on one side.

[0007] According to a preferred embodiment, a placing chute is formed in the box body, the connecting piece is clamped in the placing chute, the connecting piece is provided with a first fixing seat at the bottom, the first fixing seat is sleeved with the attraction coil, and the two groups of second conductive copper bars are connected with the connecting piece through the same group of second connecting strips.

[0008] According to a preferred embodiment, the top of the two groups of the second conductive copper bars is provided with the first conductive copper bars, one end of the two groups of the first conductive copper bars is provided with the same group of insulated first connecting strips, the top of the two groups of the first conductive copper bars is provided with wire fixing blocks, and one end of the two groups of the wire fixing blocks is provided with fixing bolts.

[0009] According to a preferred embodiment, the bottom of the two groups of the first conductive copper bars is provided with notches, and the top of the two groups of the second conductive copper bars is clamped in the notches.

[0010] According to a preferred embodiment, the top of the circular magnetic ring is provided with a control module, the bottom of the control module is provided with a second fixing seat, the second fixing seat is sleeved with the circular magnetic ring, one end of the two groups of the second conductive copper bars is provided with wires, and the two groups of the wires pass through the same group of the circular magnetic rings.

[0011] According to a preferred embodiment, one end of the box cover is provided with a plurality of signal indicator lamps, and one end of the box body is provided with a plurality of electric suction cups.

[0012] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0013] 1. When the switch detects the leakage, the circular magnetic ring generates current by sensing the change of the current in the two groups of wires, at this time, the electric signal is transmitted to the control module, the control module controls the power supply of the suction coil to generate the force of attracting the arc-shaped permanent magnet, the arc-shaped permanent magnet drives the connecting piece and the two groups of the second conductive copper bars to move downward, so as to disconnect the circuit, and the leakage prevention gate is driven to be in the open state, and the open indication lamp is on, thereby improving the safety.

[0014] 2. Through the setting of the self-checking button, the user can detect the working state of the switch, when the switch is in a fault state, the leakage prevention gate does not act, and the fault indication lamp is on, through the setting of the plurality of electric suction cups, the user can quickly install and disassemble, thereby improving the convenience. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the electrical switch with the leakage detection function of the utility model;

[0016] Figure 2 It is an explosion view of the electrical switch with the leakage detection function of the utility model;

[0017] Figure 3 It is a structural schematic view of the control module and the circuit board in the electrical switch with the leakage detection function of the utility model;

[0018] Figure 4 It is a structural schematic view of the tripping assembly after being disassembled in the electrical switch with the leakage detection function of the utility model.

[0019] In the drawings, the correspondence between the component names and the reference numerals is as follows:

[0020] 101, box body; 102, suction coil; 103, first fixed seat; 104, second fixed seat; 105, circular magnetic ring; 106, wire; 107, box cover; 108, driving motor; 109, leakage prevention gate; 110, signal indicator light; 111, self-checking button; 112, circuit board; 113, fixed bolt; 114, wire fixing block; 115, first conductive copper bar; 116, second conductive copper bar; 117, connecting piece; 118, cylindrical permanent magnet; 119, control module; 120, second connecting strip; 121, first connecting strip. DETAILED DESCRIPTION

[0021] The embodiments of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0022] Embodiment:

[0023] As shown in the accompanying Figure 1 to the accompanying Figure 4 As shown:

[0024] The utility model provides a kind of electrical switch with leakage detection function, including box body, two groups of second conductive copper bar 116 are provided in box body 101, second conductive copper bar 116 can transmit current, two groups of second conductive copper bar 116 are provided with trip-out assembly between, trip-out assembly includes suction coil 102, cylindrical permanent magnet 118 and connecting piece 117, two groups of second conductive copper bar 116 bottom are all provided with same group of suction coil 102, suction coil 102 can generate electromagnetic force when current passes through suction coil 102, suction coil 102 one end is provided with connecting piece 117, connecting piece 117 plays the role of connection and transmission power, connecting piece 117 is sleeved with cylindrical permanent magnet 118, by the electromagnetic force of suction coil 102 and the permanent magnet force of cylindrical permanent magnet 118 interaction, realize tripping action, trip-out assembly further includes insulating second connecting strip 120, connecting piece 117 side is provided with second connecting strip 120, second connecting strip 120 can isolate current and drive two groups of second conductive copper bar 116 movement.

[0025] The box body 101 is provided with a placing chute, which ensures the stable position of the connecting piece 117 and enables the tripping assembly to move along a predetermined path when in action. The connecting piece 117 is clamped in the placing chute, and the bottom of the connecting piece 117 is provided with a first fixing seat 103, which provides support and installation basis for the attraction coil 102. The attraction coil 102 is sleeved on the first fixing seat 103. The two groups of second conductive copper bars 116 are connected with the connecting piece 117 through the same group of second connecting strips 120.

[0026] The tripping assembly is provided with a circular magnetic ring 105 on one side. The circular magnetic ring 105 is a part with electromagnetic induction. The top of the circular magnetic ring 105 is provided with a circuit board 112, which can receive signals from different components. One end of the box body 101 is provided with a box cover 107, which can avoid the influence of dust, moisture and other environmental factors on electrical elements. A self-checking button 111 is arranged on one side of the box cover 107. The self-checking button 111 can enable the user to check the state of the electrical switch. The box cover 107 is provided with a leakage prevention brake 109 at one end. The leakage prevention brake 109 can close and open the circuit. The box cover 107 is provided with a drive motor 108. The drive motor 108 provides power for the movement of the leakage prevention brake 109. When the switch is in the open position, the self-checking button 111 needs to be pressed for detection. When the working state of the switch is normal after detection, the circuit board 112 transmits an electric signal to the control module 119. The control module 119 releases the restriction on the drive motor 108. At this time, the user can close the leakage prevention brake 109. When the self-checking button 111 is pressed for detection and the switch is in a fault state, the circuit board 112 transmits an electric signal to the control module 119. The control module 119 controls the drive motor 108 to be locked, and prohibits the leakage prevention brake 109 from being closed. The top of the circular magnetic ring 105 is provided with a control module 119. The control module 119 can be selected from the V2k it-PWR model. The bottom of the control module 119 is provided with a second fixing seat 104. The second fixing seat 104 is sleeved with the circular magnetic ring 105. One end of each of the two groups of second conductive copper bars 116 is provided with a wire 106. The two groups of wires 106 pass through the same group of circular magnetic rings 105. The circular magnetic ring 105 can change the current and magnetic field in the wire 106 through induction.

[0027] The top of each of the two groups of second conductive copper bars 116 is provided with a first conductive copper bar 115. One end of each of the two groups of first conductive copper bars 115 is provided with a group of insulated first connecting strips 121. The top of each of the two groups of first conductive copper bars 115 is provided with a wire fixing block 114. The wire fixing block 114 is used to fix the external wire on the first conductive copper bar 115. One end of each of the two groups of wire fixing blocks 114 is provided with a fixing bolt 113.

[0028] The two groups of first conductive copper bars 115 are provided with notches at the bottom, and the two groups of second conductive copper bars 116 are clamped in the notches to complete the circuit closure.

[0029] The box cover 107 is provided with a plurality of signal indicator lamps 110 at one end, which include closing indicator lamps, opening indicator lamps and fault indicator lamps, etc.

[0030] The embodiments of the present application are given for the purpose of example and description, and are not exhaustive or limit the present application to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical application of the present application, and to enable those of ordinary skill in the art to understand the present application so as to design various embodiments with various modifications suitable for specific purposes.

Claims

1. An electrical switch with leakage current detection function, comprising a housing (101), characterized in that: The box body (101) is provided with two sets of second conductive copper busbars (116), and a tripping assembly is provided between the two sets of second conductive copper busbars (116). A circular magnetic ring (105) is provided on one side of the tripping assembly, and a circuit board (112) is provided on the top of the circular magnetic ring (105). A box cover (107) is provided at one end of the box body (101), and a self-test button (111) is provided on one side of the box cover (107). A leak-proof gate (109) is provided at one end of the box cover (107), and a drive motor (108) is provided inside the box cover (107).

2. An electrical switch with leakage current detection function as described in claim 1, characterized in that: The tripping assembly includes a pull-in coil (102), a cylindrical permanent magnet (118), and a connector (117). The bottom of both sets of the second conductive copper busbars (116) is provided with the same set of pull-in coils (102). One end of the pull-in coil (102) is provided with the connector (117). The cylindrical permanent magnet (118) is sleeved inside the connector (117). The tripping assembly also includes an insulating second connecting strip (120). The second connecting strip (120) is provided on one side of the connector (117).

3. An electrical switch with leakage current detection function as described in claim 2, characterized in that: The box body (101) has a placement groove, and the connector (117) is engaged in the placement groove. The bottom of the connector (117) is provided with a first fixing seat (103), and the suction coil (102) is sleeved on the first fixing seat (103). Both sets of second conductive copper busbars (116) are connected to the connector (117) through the same set of second connecting strips (120).

4. An electrical switch with leakage current detection function as described in claim 1, characterized in that: Each of the two sets of second conductive copper busbars (116) is provided with a first conductive copper busbar (115) at the top. Each of the two sets of first conductive copper busbars (115) is provided with a first connecting strip (121) with the same insulation at one end. Each of the two sets of first conductive copper busbars (115) is provided with a wire fixing block (114) at the top. Each of the two sets of wire fixing blocks (114) is provided with a fixing bolt (113) at one end.

5. An electrical switch with leakage current detection function as described in claim 4, characterized in that: Both sets of the first conductive copper busbars (115) have slots at their bottoms, and both sets of the second conductive copper busbars (116) have their tops secured in the slots.

6. An electrical switch with leakage current detection function as described in claim 1, characterized in that: The circular magnetic ring (105) is provided with a control module (119) at the top and a second fixing seat (104) at the bottom. The circular magnetic ring (105) is sleeved on the second fixing seat (104). One end of each of the two sets of second conductive copper busbars (116) is provided with a wire (106), and both sets of wires (106) pass through the same set of circular magnetic rings (105).

7. An electrical switch with leakage current detection function as described in claim 1, characterized in that: The lid (107) is provided with multiple signal indicator lights (110) at one end, and the body (101) is provided with multiple electric suction cups at one end.

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