CN205178477U - Block terminal electric leakage protector - Google Patents
Block terminal electric leakage protector Download PDFInfo
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- CN205178477U CN205178477U CN201520869356.9U CN201520869356U CN205178477U CN 205178477 U CN205178477 U CN 205178477U CN 201520869356 U CN201520869356 U CN 201520869356U CN 205178477 U CN205178477 U CN 205178477U
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Abstract
The utility model relates to a block terminal electric leakage protector, including leakage detection unit and main control unit, the leakage detection unit has included a plurality of hall sensor, it locates the inside roof of block terminal respectively, on vertical lateral wall and the diapire, the leakage detection unit has still included current transformer and circuit breaker, current transformer's output is connected to the input of main control unit, the output of main control unit is connected to the circuit breaker through the release, the device has still included temperature sensor and the fan of locating block terminal outside vertical lateral wall and the flame retardant coating on the diapire and locating block terminal inside, output at the main control unit still is connected with alarm unit and display element respectively simultaneously, through adopting the structure mentioned above, the utility model discloses can be directed against the hourglass electric phenomena of block terminal and carry out effectual detection, early warning and protection to the performance and the security performance of block terminal have been promoted greatly.
Description
Technical field
The utility model relates to a kind of distribution box leakage protection device.
Background technology
At power domain, distribution box is the key link of direct intended for end consumers in electric power system, it plays an important role in energy calculate, power distribution and control circui etc., and its system configuration whether improve the electricity consumption reliability and power quality that are directly connected to user.
Distribution box is arranged on open air mostly, accept the various boisterous tests such as sleet, in its use procedure, a large amount of electric components of distribution box inside, instrument, switch and circuit etc., once distribution box ground connection is bad, Housing failure, aging circuit etc., just be easy to cause leaky, even also can cause the security incident such as human electric shock and initiation fire.And existing distribution box often can not take effective detection, early warning and safeguard procedures for leaky, this just have impact on serviceability and the security performance of distribution box greatly.
Utility model content
For overcoming above the deficiencies in the prior art, the technical problems to be solved in the utility model be to provide a kind ofly effectively can to detect for the leaky of distribution box, early warning and protection, thus greatly improve the serviceability of distribution box and the distribution box leakage protection device of security performance.
The technical solution of the utility model is: a kind of distribution box leakage protection device, the main control unit comprising detection of electrical leakage unit and be connected with described detection of electrical leakage unit, described detection of electrical leakage unit includes multiple Hall element, described multiple Hall element is located on the roof of distribution box inside, vertical side walls and diapire respectively, and the output of Hall element is connected to the input of described main control unit; Described detection of electrical leakage unit further comprises and is connected to current transformer in distribution box electrical network and circuit breaker, the output of described current transformer is connected to the input of described main control unit, and the output of described main control unit is also connected to described circuit breaker through release; This device further comprises be located at distribution box outside vertical side walls and diapire on fireprotection layer and be located at temperature sensor and the blower fan of distribution box inside, the output of described temperature sensor is connected to the input of described main control unit, the output of described main control unit is connected with the input of described blower fan, is also connected to alarm unit and display unit at the output of described main control unit simultaneously.
Above-mentioned distribution box leakage protection device, wherein also be connected with mobile comm unit at the output of described main control unit, described mobile comm unit adopts GPRS module or gsm module, and described main control unit adopts ARM microprocessor, described alarm unit is audible-visual annunciator, and described display unit is LCD display.
Above-mentioned distribution box leakage protection device, it also includes rain sensor, motor and elevating lever respectively, wherein said rain sensor is located at the outer tip end of distribution box, the external bottom end of distribution box is located at by described motor and elevating lever, and the output of described rain sensor is connected to the input of described main control unit, the output of described main control unit is connected through the input of motor-drive circuit with described motor, and described elevating lever vertically moves up and down under the driving of described motor.
Above-mentioned distribution box leakage protection device, the output of wherein said Hall element is connected to the input of described main control unit through signal processing circuit, wherein said signal processing circuit includes the signal amplification circuit be connected with the output of described Hall element and the signal filter circuit be connected with the output of described signal amplification circuit, and the output of described signal filter circuit is connected to the input of described main control unit.
Above-mentioned distribution box leakage protection device, is wherein also coated with insulation board in the outside of described fireprotection layer.
The beneficial effects of the utility model are: by adopting said structure, the utility model effectively can detect for the leaky of distribution box, early warning and protection, thus greatly improves serviceability and the security performance of distribution box.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is the electrical block diagram of distribution box leakage protection device.
Embodiment
As shown in Figure 1, a kind of distribution box leakage protection device, the main control unit comprising detection of electrical leakage unit and be connected with detection of electrical leakage unit, detection of electrical leakage unit includes multiple Hall element, multiple Hall element is located at the roof of distribution box inside respectively, on vertical side walls and diapire, and the output of Hall element is connected to the input of main control unit, detection of electrical leakage unit further comprises and is connected to current transformer in distribution box electrical network and circuit breaker, the output of current transformer is connected to the input of main control unit, and the output of main control unit is also connected to circuit breaker through release, this device further comprises be located at distribution box outside vertical side walls and diapire on fireprotection layer and be located at temperature sensor and the blower fan of distribution box inside, the output of temperature sensor is connected to the input of main control unit, the output of main control unit is connected with the input of blower fan, also be connected to alarm unit and display unit at the output of main control unit simultaneously.
Further, for above-mentioned distribution box leakage protection device, wherein also be connected with mobile comm unit at the output of main control unit, mobile comm unit adopts GPRS module or gsm module, and main control unit adopts ARM microprocessor, alarm unit is audible-visual annunciator, and display unit is LCD display.
In addition, for above-mentioned distribution box leakage protection device, wherein the output of Hall element is connected to the input of main control unit through signal processing circuit, wherein signal processing circuit includes the signal amplification circuit be connected with the output of Hall element and the signal filter circuit be connected with the output of signal amplification circuit, and the output of signal filter circuit is connected to the input of main control unit.
Under the above constitution, the electromagnetic field signal that leakage current produces on the casing of distribution box effectively can be detected by Hall element, and unsymmetrical current on the circuit that produces because of abnormal conditions such as electric leakage or human electric shocks is detected further by current transformer, accordingly, main control unit just can control circuit breaker and disconnect, thus cut off the power supply of this supply line to user load, effective guarantee safety; Simultaneously, by being provided with fireprotection layer in the vertical side walls and diapire of distribution box outside, and be provided with temperature sensor and blower fan in distribution box inside, thus not only can effectively avoid or greatly alleviate the fire caused because of abnormal conditions such as electric leakages, and when causing distribution the temperature inside the box too high because of reasons such as electric leakages, effectively can also lower the temperature to the inside of distribution box, thus effectively reduce disaster hidden-trouble.
As preferably, for above-mentioned distribution box leakage protection device, it also includes rain sensor, motor and elevating lever respectively, wherein rain sensor is located at the outer tip end of distribution box, the external bottom end of distribution box is located at by motor and elevating lever, and the output of rain sensor is connected to the input of main control unit, the output of main control unit is connected with the input of motor through motor-drive circuit, and elevating lever vertically moves up and down under the driving of motor.Like this, when main control unit detects that extraneous rainfall is excessive, just can control motor and drive elevating lever to do ascending motion, the casing of distribution box is upwards promoted further, thus the placement platform ponding avoided because of ground or distribution box and the electric leakage electric shock accident that causes.
As further preferred, for above-mentioned distribution box leakage protection device, be wherein also coated with insulation board in the outside of fireprotection layer.Like this, just the safety of human body can have been ensured further.
In sum, by adopting said structure, the utility model effectively can detect for the leaky of distribution box, early warning and protection, thus greatly improves serviceability and the security performance of distribution box.
By reference to the accompanying drawings the preferred embodiment of the utility model and embodiment are explained in detail above, but the utility model is not limited to the above-described embodiment and examples, in the ken that those skilled in the art possess, various change can also be made without departing from the concept of the premise utility.
Claims (5)
1. a distribution box leakage protection device, the main control unit comprising detection of electrical leakage unit and be connected with described detection of electrical leakage unit, it is characterized in that: described detection of electrical leakage unit includes multiple Hall element, described multiple Hall element is located on the roof of distribution box inside, vertical side walls and diapire respectively, and the output of Hall element is connected to the input of described main control unit; Described detection of electrical leakage unit further comprises and is connected to current transformer in distribution box electrical network and circuit breaker, the output of described current transformer is connected to the input of described main control unit, and the output of described main control unit is also connected to described circuit breaker through release; This device further comprises be located at distribution box outside vertical side walls and diapire on fireprotection layer and be located at temperature sensor and the blower fan of distribution box inside, the output of described temperature sensor is connected to the input of described main control unit, the output of described main control unit is connected with the input of described blower fan, is also connected to alarm unit and display unit at the output of described main control unit simultaneously.
2. distribution box leakage protection device as claimed in claim 1, it is characterized in that: be also connected with mobile comm unit at the output of described main control unit, described mobile comm unit adopts GPRS module or gsm module, and described main control unit adopts ARM microprocessor, described alarm unit is audible-visual annunciator, and described display unit is LCD display.
3. distribution box leakage protection device as claimed in claim 1, it is characterized in that: this device also includes rain sensor, motor and elevating lever respectively, wherein said rain sensor is located at the outer tip end of distribution box, the external bottom end of distribution box is located at by described motor and elevating lever, and the output of described rain sensor is connected to the input of described main control unit, the output of described main control unit is connected through the input of motor-drive circuit with described motor, and described elevating lever vertically moves up and down under the driving of described motor.
4. distribution box leakage protection device as claimed in claim 1, it is characterized in that: the output of described Hall element is connected to the input of described main control unit through signal processing circuit, wherein said signal processing circuit includes the signal amplification circuit be connected with the output of described Hall element and the signal filter circuit be connected with the output of described signal amplification circuit, and the output of described signal filter circuit is connected to the input of described main control unit.
5. distribution box leakage protection device as claimed in claim 1, is characterized in that: be also coated with insulation board in the outside of described fireprotection layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520869356.9U CN205178477U (en) | 2015-11-04 | 2015-11-04 | Block terminal electric leakage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520869356.9U CN205178477U (en) | 2015-11-04 | 2015-11-04 | Block terminal electric leakage protector |
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| Publication Number | Publication Date |
|---|---|
| CN205178477U true CN205178477U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520869356.9U Active CN205178477U (en) | 2015-11-04 | 2015-11-04 | Block terminal electric leakage protector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305375A (en) * | 2015-11-04 | 2016-02-03 | 成都聚智工业设计有限公司 | Electric leakage protection device of distribution box |
| CN108802515A (en) * | 2018-04-05 | 2018-11-13 | 董晨晖 | A kind of electric power network adaptive testing device |
-
2015
- 2015-11-04 CN CN201520869356.9U patent/CN205178477U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305375A (en) * | 2015-11-04 | 2016-02-03 | 成都聚智工业设计有限公司 | Electric leakage protection device of distribution box |
| CN108802515A (en) * | 2018-04-05 | 2018-11-13 | 董晨晖 | A kind of electric power network adaptive testing device |
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