Current leakage monitoring device

Abstract

According to the technical scheme, the current leakage monitoring device is characterized in that the current leakage monitoring device comprises a shell, the interior of the shell is connected with a partition plate, and the top face of the partition plate is connected with a leakage current transformer; the connecting groove is formed in one side of the shell; the protection assembly is arranged in the connecting groove and used for protecting the electric leakage connecting end, an operator puts one end of the monitoring circuit into the first limiting block and connects the monitoring circuit with the leakage current transformer, at the moment, the operator puts the protection block on the connecting block, and the second limiting block is attached to the first limiting block, so that the leakage current transformer is protected; the connection part is fixed and protected, the connection part is sealed and protected by arranging a first insulation pad, the first insulation pad and a second insulation pad, the protection capability of the protection electric leakage monitoring connection part is improved, a bolt is arranged, an operator rotates the bolt to enable a connection block and a protection block to be tightly attached, and the stability of fixation of the connection part is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of power protection equipment, concretely relates to a current leakage monitoring device. BACKGROUND

[0002] Leakage current monitor is a kind of alarm, control device that provides protection for electrical fire caused by ground fault due to insulation damage of electrical equipment or line and human body electric shock.It can detect residual current, compare residual current with reference value, when residual current is greater than reference value, can send switching signal control execution element cut off power or send sound, light, short message etc.alarm signal, thereby play the protection function.Traditional residual current operating relay has leakage, overload protection function and automatic reclosing function, when electrical equipment occurs ground fault or human body electric shock, residual current operating relay can control execution element cut off power quickly, prevent electrical equipment damage and human injury accident.

[0003] For example, the Chinese patent with the announcement number CN204789853U proposes a leakage current monitor control device, which comprises a shell, a control module and a power module arranged in the shell, the shell is provided with a display screen and a plurality of buttons, indicator lights, communication ports, the control module adopts microprocessor control, the clamp-shaped zero sequence current transformer is connected with the input end of microprocessor through conversion chip, the buttons and indicator lights are connected with the input end of microprocessor respectively, and the display screen is connected with the output end of microprocessor.The leakage current monitor control device has the characteristics of high intelligent degree, reasonable structure, fast communication, convenient installation etc., firstly, the clamp-shaped zero sequence current transformer connected with the control device is installed on the measured line, and the detected leakage current value is input to the microprocessor through the conversion chip, the microprocessor displays after data processing through the display screen, the leakage current monitor can intelligently track equipment leakage value and accurately detect line leakage value (measurable range 0-2000mA) and can provide alarm prompt and transmit leakage information in time, and the strong early warning range such as 30mA-50mA can be set through the button, but in the scheme, the leakage mutual inductor is exposed outside the connection place of monitoring circuit, so that the connection place is easily affected by the outside, and the accuracy of leakage monitoring is reduced, therefore, the utility model provides a current leakage monitoring device. UTILITY MODEL CONTENTS

[0004] In view of the problems in the background art, the utility model aims at providing a current leakage monitoring device to solve the problems in the background art.

[0005] The above technical purpose of the utility model is realized by the following technical scheme:

[0006] The utility model provides a kind of current leakage monitoring device, comprising: the inside of shell is connected with partition, the top surface of the partition is connected with leakage current transformer;Connecting groove is opened in the side of the shell;Protection assembly is arranged in the inside of the connecting groove, for protecting leakage connection end.

[0007] By adopting the above technical scheme, by setting the protection assembly, when in use, the operating personnel connects the leakage current transformer monitoring circuit to perform leakage monitoring, and the protection assembly protects the connection to avoid exposure affecting the accuracy of leakage monitoring, improving the practicability.

[0008] Preferably, the protection assembly includes: a connecting block connected to the connecting groove, the connecting block having a first limiting block connected inside; a protection block disposed on the connecting block, the protection block having a second limiting block connected inside.

[0009] By adopting the above technical scheme, by setting the first limiting block, the operating personnel puts one end of the monitoring circuit into the first limiting block, and connects the leakage current transformer together, at this time, the operating personnel places the protection block on the connecting block, and fixes and protects the connection by the second limiting block and the first limiting block, improving the practicability.

[0010] Preferably, the protection assembly further includes: a first insulating pad connected to the first limiting block; a second insulating pad connected to the second limiting block.

[0011] By adopting the above technical scheme, by setting the first insulating pad, the connection is sealed and protected by the first insulating pad and the second insulating pad, further improving the protection capability of the leakage monitoring.

[0012] Preferably, a plurality of fixing holes are formed in the protection block, a fixing groove corresponding to the positions of the fixing holes is formed in the connecting block, a bolt is rotatably connected inside the fixing hole, and the bolt extends into the fixing groove through the fixing hole.

[0013] By adopting the above technical scheme, by setting the bolt, the operating personnel rotates the bolt to tightly fit the connecting block and the protection block, improving the stability of the connection.

[0014] Preferably, a battery is connected inside the shell, and a controller is connected to the partition.

[0015] By adopting the above technical scheme, by setting the controller, the controller is responsible for collecting, processing and analyzing the leakage current signal, which facilitates timely processing and control when leakage occurs, improving the practicability.

[0016] Preferably, one side of the shell is movably connected with a protective plate, the protective plate is connected with an alarm, and the shell is connected with a warning light.

[0017] By adopting the technical scheme, when the leakage current exceeds the set threshold, the alarm gives an alarm sound to remind the user to pay attention to the power supply, and the warning light also gives different color lamp tubes (such as green for normal, yellow for warning, and red for danger) according to different leakage states, and safety is improved.

[0018] To sum up, the utility model mainly has the following beneficial effects:

[0019] By setting the first limiting block, the operating personnel puts one end of the monitoring circuit into the first limiting block, and the leakage current transformer is connected together, at this time, the operating personnel puts the protective block on the connecting block, and the second limiting block is attached to the first limiting block to fix and protect the connecting part, the first insulating pad is set, the connecting part is sealed and protected by the first insulating pad and the second insulating pad, and the protection capability of the leakage monitoring connecting part is improved.

[0020] By setting the bolt, the operating personnel rotates the bolt to make the connecting block and the protective block closely attached, the stability of the fixed connecting part is improved, the controller is set, the controller is responsible for collecting, processing and analyzing the leakage current signal, timely processing and control are facilitated when leakage occurs, practicality is improved, the alarm is set, when the leakage current exceeds the set threshold, the alarm gives an alarm sound to remind the user to pay attention to the power supply, and the warning light also gives different color lamp tubes (such as green for normal, yellow for warning, and red for danger) according to different leakage states, and safety is improved. DETAILED DESCRIPTION

[0021] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0022] Figure 2 It is a protective plate structure schematic view of the utility model;

[0023] Figure 3 It is a shell structure schematic view of the utility model;

[0024] Figure 4 It is a connecting block structure schematic view of the utility model;

[0025] The reference signs are as follows: 1, shell; 2, partition; 3, leakage current transformer; 4, connecting groove; 5, connecting block; 6, first limiting block; 7, protective block; 8, second limiting block; 9, first insulating pad; 10, second insulating pad; 11, fixing hole; 12, fixing groove; 13, bolt; 14, battery; 15, controller; 16, protective plate; 17, alarm; 18, warning light. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0027] Reference Figures 1-4 A current leakage monitoring device, comprising a shell 1, a partition plate 2 is connected inside the shell 1, a leakage current transformer 3 is connected to the top surface of the partition plate 2, a connecting groove 4 is formed on one side of the shell 1, and a protection assembly is arranged inside the connecting groove 4 and used for protecting a leakage connection end. When in use, an operator connects the leakage current transformer 3 monitoring circuit to perform leakage monitoring. The connecting part is protected by the protection assembly, so that the connecting part is not exposed outside to affect the accuracy of the leakage monitoring, and the practicability is improved. The protection assembly comprises a connecting block 5 connected to the connecting groove 4, a first limiting block 6 connected inside the connecting block 5, a protection block 7 arranged on the connecting block 5, and a second limiting block 8 connected inside the protection block 7. The first limiting block 6 is arranged, the operator puts one end of the monitoring circuit into the first limiting block 6, and the leakage current transformer 3 is connected together. At this time, the operator places the protection block 7 on the connecting block 5. The connecting part is fixed and protected by the second limiting block 8 and the first limiting block 6, the practicability is improved, the protection assembly further comprises a first insulating pad 9 connected to the first limiting block 6, and a second insulating pad 10 connected to the second limiting block 8. The first insulating pad 9 is arranged, and the connecting part is sealed and protected by the first insulating pad 9 and the second insulating pad 10, so as to further improve the protection capability of the leakage monitoring part.

[0028] Reference Figures 1-4The shell 1 is internally connected with the battery 14, the battery 14 and the leakage current transformer 3, the alarm 17, the controller 15 and the warning light 18 are electrically connected together, the partition plate 2 is connected with the controller 15, the controller 15 and the leakage current transformer 3, the alarm 17 and the warning light 18 are electrically connected together, through the setting of the controller 15, the controller 15 is responsible for collecting, processing and analyzing the leakage current signal, so as to facilitate timely processing control when leakage occurs, improve the practicability, the shell 1 is movably connected with the protective plate 16 on one side, the protective plate 16 is connected with the alarm 17, the shell 1 is connected with the warning light 18, through the setting of the alarm 17, when the leakage current exceeds the set threshold value, the alarm 17 emits an alarm sound, reminding the user to pay attention to the power supply, and at the same time, the warning light 18 also emits different color lamp tubes (such as green normal, yellow warning and red danger) according to different leakage states, improving the safety.

[0029] Working principle: please refer to Figures 1-4 The shell 1 is movably connected with the protective plate 16 on one side, the protective plate 16 is connected with the alarm 17, the shell 1 is connected with the warning light 18, through the setting of the alarm 17, when the leakage current exceeds the set threshold value, the alarm 17 emits an alarm sound, reminding the user to pay attention to the power supply, and at the same time, the warning light 18 also emits different color lamp tubes (such as green normal, yellow warning and red danger) according to different leakage states, improving the safety.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and its equivalents.

Claims

1. A current leakage monitoring device, characterized in that: include: A housing (1), wherein a partition (2) is connected to the interior of the housing (1), and a leakage current transformer (3) is connected to the top surface of the partition (2); A connecting groove (4), the connecting groove (4) being provided on one side of the housing (1); A protection component is provided inside the connection groove (4) and is used for protecting the leakage connection end.

2. A current leakage monitoring device according to claim 1, characterized in that: The protection component includes: A connecting block (5), the connecting block (5) being connected to the connecting groove (4), and a first limiting block (6) being connected inside the connecting block (5); A protective block (7) is provided on the connecting block (5), and a second limiting block (8) is connected inside the protective block (7).

3. A current leakage monitoring device according to claim 2, characterized in that: The protection component also includes: a first insulating pad (9), the first insulating pad (9) being connected to the first limiting block (6); A second insulating pad (10), wherein the second insulating pad (10) is connected to the second limiting block (8).

4. The current leakage monitoring device according to claim 2, characterized in that: The protective block (7) is provided with a plurality of fixing holes (11), the connecting block (5) is provided with fixing grooves (12) corresponding to the positions of the fixing holes (11), the interior of the fixing holes (11) is rotatably connected with bolts (13), and the bolts (13) pass through the fixing holes (11) and extend into the fixing grooves (12).

5. The current leakage monitoring device according to claim 1, characterized in that: The interior of the housing (1) is connected to a battery (14), and the partition (2) is connected to a controller (15).

6. The current leakage monitoring device according to claim 1, characterized in that: A protective plate (16) is movably connected to one side of the housing (1), an alarm (17) is connected to the protective plate (16), and a warning light (18) is connected to the housing (1).

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