Electric leakage detector for power distribution cabinet

Abstract

The utility model discloses an electric leakage detector for a power distribution cabinet. The electric leakage detector comprises an electric leakage detector front shell and an electric leakage detector rear shell arranged at the rear end of the electric leakage detector front shell, an arc-shaped extrusion piece is arranged on the side face wall of the inserting hole groove, an inflation extrusion body is arranged on the side face of the arc-shaped extrusion piece, a connecting auxiliary pipe is arranged on the end face of the inflation extrusion body, a connecting main pipe is connected to the tail end of the connecting auxiliary pipe, an extrusion inflation body is arranged at the tail end of the connecting main pipe, and a threaded connecting rod is arranged at the tail end of the extrusion inflation body. A shifting knob is arranged on the outer side of the middle of the threaded connecting rod, and the threaded connecting rod can move to extrude or stretch and extrude the inflation body by rotating the shifting knob, so that the inflation extrusion body is stretched or contracted. Therefore, the phenomenon that the plug is easy to fall off due to a gap between the plug and the wall surface of the plugging hole groove is effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the related technical field of leakage detection, and specifically relates to a leakage detector for a power distribution cabinet. BACKGROUND

[0002] Power distribution cabinets (boxes) are divided into power distribution cabinets (boxes) and lighting distribution cabinets (boxes), and metering cabinets (boxes), which are the terminal equipment of a power distribution system. The power distribution cabinet is the general term of a motor control center. The power distribution cabinet is used in occasions with relatively dispersed loads and fewer loops; the motor control center is used in occasions with concentrated loads and more loops. They distribute the electric energy of a circuit of the previous stage of power distribution equipment to the nearby loads. The equipment at this stage should provide protection, monitoring and control for the loads. The leakage detection device is used in connection with the power distribution cabinet to detect whether the power distribution cabinet leaks electricity. However, when the plug is inserted into the plug-in hole of the leakage detection device for the power distribution cabinet, a gap is easily formed, and the plug is easily disengaged after being touched, which affects the normal detection of the leakage detection device. After improvement, the threaded connecting rod is moved, extruded, or stretched to extrude the inflation body, so that the inflation body is stretched or contracted. The plug after insertion can be extruded and fixed, so that the phenomenon of easy disengagement due to the gap between the plug and the wall surface of the plug-in hole is effectively avoided. SUMMARY

[0003] The utility model aims at providing a leakage detector for a power distribution cabinet to solve the problem that the plug-in hole of the leakage detection device for the power distribution cabinet is easily disengaged after being touched when the plug is inserted into the plug-in hole, which affects the normal detection of the leakage detection device.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a leakage detector for a power distribution cabinet, comprising a leakage detection device front shell and a leakage detection device rear shell arranged at the rear end position of the leakage detection device front shell;

[0005] An insertion hole slot is arranged at the upper end position of the leakage detection device front shell.

[0006] An arc-shaped extrusion piece is arranged at the side wall position of the insertion hole slot, an inflation body is arranged at the side position of the arc-shaped extrusion piece, a connecting secondary pipe is arranged at the end surface position of the inflation body, a connecting main pipe is connected to the end of the connecting secondary pipe, an extruded inflation body is arranged at the end position of the connecting main pipe, a threaded connecting rod is arranged at the end position of the extruded inflation body, a knob is arranged at the middle outer side position of the threaded connecting rod, and the rotation of the knob can move the threaded connecting rod to extrude or stretch the inflation body, so that the inflation body is stretched or contracted.

[0007] Preferably, the plug hole slot is provided with a slope-shaped baffle near the upper end position, and the upper surface of the slope-shaped baffle is in a slope-shaped structure.

[0008] Preferably, the slope-shaped baffle is provided with an extrusion spring at the inner side position, and the slope-shaped baffle is plugged into the front shell of the electric leakage detection device and connected through the extrusion spring.

[0009] Preferably, the plug hole slot is provided with a plug-in connector at the middle position, the plug-in connector is provided with a connecting wire at the upper end position, and the connecting wire is connected with an external plug-in connector at the end position.

[0010] Preferably, the front shell of the electric leakage detection device is provided with a strip-shaped groove at the side position, and the strip-shaped groove is formed by the structures of the front shell and the rear shell of the electric leakage detection device.

[0011] Preferably, the front end position of the front shell of the electric leakage detection device is provided with a display screen, and the outer side position of the display screen is provided with a protective film.

[0012] Preferably, the bottom side position of the display screen is provided with a power indicator light, and the power indicator light respectively marks the working, alarm and fault states.

[0013] Preferably, the bottom position of the power indicator light is provided with a control button, and the control button controls the electric leakage detection device.

[0014] Compared with the prior art, the electric leakage detector for power distribution cabinet has the following beneficial effects:

[0015] 1. In the electric leakage detection device for power distribution cabinet, the side wall position of the plug hole slot is provided with an arc-shaped extrusion piece, the side position of the arc-shaped extrusion piece is provided with an inflatable extrusion body, the end surface position of the inflatable extrusion body is provided with a connecting auxiliary pipe, the end of the connecting auxiliary pipe is connected with a connecting main pipe, the end position of the connecting main pipe is provided with an extrusion inflatable body, the end position of the extrusion inflatable body is provided with a threaded connecting rod, the middle outer side position of the threaded connecting rod is provided with a rotating knob, rotating the rotating knob can make the threaded connecting rod move to extrude or stretch the extrusion inflatable body to stretch or contract the inflatable extrusion body, and the plug after being plugged in can be extruded and fixed through the electric leakage detection device, so that the phenomenon that the plug is easily detached due to the gap between the plug and the wall surface of the plug hole slot is effectively avoided. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the electric leakage detection device for power distribution cabinet.

[0017] Figure 2The utility model discloses a leakage detection device for power distribution cabinet.

[0018] Figure 3 The utility model discloses a leakage detection device for power distribution cabinet.

[0019] In the figure: 1, leakage detection device front casing, 2, leakage detection device rear casing, 3, plug connector, 4, connecting wire, 5, external plug, 6, display screen, 7, power indicator, 8, control button, 9, strip groove, 10, knob, 11, plug slot, 12, slope baffle, 13, threaded connecting rod, 14, extruded inflation body, 15, main pipe, 16, auxiliary pipe, 17, inflation extrusion body, 18, extruded spring, 19, arc extrusion piece. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work belong to the scope of protection of the utility model.

[0021] The utility model provides a leakage detector for power distribution cabinet as Figures 1-3 The utility model discloses a leakage detection device for power distribution cabinet, including leakage detection device front casing 1 and the leakage detection device rear casing 2 of leakage detection device front casing 1 rear end position place setting of leakage detection device front casing 1, the upper end position place of leakage detection device front casing 1 is provided with plug slot 11, the side wall position place of plug slot 11 is provided with arc extrusion piece 19, the side position place of arc extrusion piece 19 is provided with inflation extrusion body 17, the end surface position place of inflation extrusion body 17 is provided with auxiliary pipe 16, auxiliary pipe 16 is connected with main pipe 15 in the end, the end position place of main pipe 15 is provided with extruded inflation body 14, the end position place of extruded inflation body 14 is provided with threaded connecting rod 13, the middle outside position place of threaded connecting rod 13 is provided with knob 10, and rotating knob 10 can make threaded connecting rod 13 move extrusion or stretch extruded inflation body 14 to make inflation extrusion body 17 stretch or contract, the utility model can extrude fixed plug after plugging, thereby effectively avoiding the phenomenon of easy to fall off because of the gap between plug and plug slot 11 wall surface.

[0022] As Figure 2 And Figure 3As shown, the plug hole slot 11 is provided with a slope baffle 12 near the upper end position, the upper surface of the slope baffle 12 is a slope structure, the inner side position of the slope baffle 12 is provided with a compression spring 18, the slope baffle 12 is plugged with the leakage detection device front shell 1 and connected through the compression spring 18, the slope baffle 12 can be retracted when the plug is plugged, and it can be closed when it is not plugged, so as to avoid dust from entering.

[0023] As shown in the drawings, Figure 1 As shown, the plug hole slot 11 is provided with a plug connector 3 at the middle position, the plug connector 3 is provided with a connecting wire 4 at the upper end position, the connecting wire 4 is connected with an external plug 5 at the end position, and the connecting wire 4 and the external plug 5 are connected with the external power distribution cabinet for detection.

[0024] As shown in the drawings, Figure 1 As shown, the leakage detection device front shell 1 is provided with a strip groove 9 at the side position, the strip groove 9 is formed by the structure of the leakage detection device front shell 1 and the leakage detection device rear shell 2, and the strip groove 9 can increase the contact area of the leakage detection device front shell 1 and the leakage detection device rear shell 2 with the external environment, thereby effectively improving the heat dissipation efficiency.

[0025] As shown in the drawings, Figure 1 As shown, the leakage detection device front shell 1 is provided with a display screen 6 at the front end position, the display screen 6 is provided with a protective film at the outer side position, the display screen 6 is provided with a power indicator light 7 at the bottom side position, the power indicator light 7 respectively marks the working alarm fault state, and the power indicator light 7 is provided with a control button 8 at the bottom position, the control button 8 controls the leakage detection device, the display screen 6 makes the data more convenient to observe, and the power indicator light 7 can make the working state of the detection device more easily observed.

[0026] Finally, it should be pointed out that: the above-mentioned only for the preferred embodiments of the present application, and does not limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included in the protection scope of the present application.

Claims

1. A leakage detector for power distribution cabinet, comprising a leakage detector front shell (1) and a leakage detector rear shell (2) arranged at the rear end of the leakage detector front shell (1); a plug hole slot (11) arranged at the upper end of the leakage detector front shell (1); characterized in that an arc-shaped extrusion piece (19) arranged at the side wall of the plug hole slot (11), an inflation extrusion body (17) arranged at the side of the arc-shaped extrusion piece (19), a connecting secondary pipe (16) arranged at the end face of the inflation extrusion body (17), a connecting primary pipe (15) connected to the end of the connecting secondary pipe (16), an extrusion inflation body (14) arranged at the end of the connecting primary pipe (15), a threaded connecting rod (13) arranged at the end of the extrusion inflation body (14), a knob (10) arranged at the middle outer side of the threaded connecting rod (13), and the knob (10) can be rotated to move the threaded connecting rod (13) to extrude or stretch the extrusion inflation body (14) to stretch or contract the inflation extrusion body (17).

2. A leakage detector for an electrical switchgear according to claim 1, characterized in that: A slope baffle (12) is arranged near the upper end of the plug hole slot (11), and the upper surface of the slope baffle (12) is in a slope structure.

3. A leakage detector for an electrical switchgear according to claim 2, characterized in that: An extrusion spring (18) is arranged at the inner side of the slope baffle (12), and the slope baffle (12) is plugged into the leakage detector front shell (1) and connected by the extrusion spring (18).

4. The ground fault detector for an electrical panel of claim 1, wherein: A plug-in connector (3) is arranged at the middle of the plug hole slot (11), a connecting lead (4) is arranged at the upper end of the plug-in connector (3), and an external plug-in connector (5) is connected to the end of the connecting lead (4).

5. The ground fault detector for an electrical panel of claim 1, wherein: A strip groove (9) is arranged at the side of the leakage detector front shell (1), and the strip groove (9) is formed by the structures of the leakage detector front shell (1) and the leakage detector rear shell (2).

6. The ground fault detector for an electrical panel of claim 1, wherein: A display screen (6) is arranged at the front end of the leakage detector front shell (1), and a protective film is arranged at the outer side of the display screen (6).

7. A leakage detector for an electrical switchgear according to claim 6, characterized in that: A power indicator light (7) is arranged at the bottom side of the display screen (6), and the power indicator light (7) respectively indicates the working, alarm and fault states.

8. A leakage detector for an electrical switchgear according to claim 7, characterized in that: A control button (8) is arranged at the bottom of the power indicator light (7), and the control button (8) controls the leakage detector.

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