CN204536461U - A kind of movable DC detection of electrical leakage positioning equipment - Google Patents
A kind of movable DC detection of electrical leakage positioning equipment Download PDFInfo
- Publication number
- CN204536461U CN204536461U CN201420824837.3U CN201420824837U CN204536461U CN 204536461 U CN204536461 U CN 204536461U CN 201420824837 U CN201420824837 U CN 201420824837U CN 204536461 U CN204536461 U CN 204536461U
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- wireless communication
- microprocessor
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- 238000001514 detection method Methods 0.000 title claims abstract description 14
- 238000004891 communication Methods 0.000 claims abstract description 27
- 230000001939 inductive effect Effects 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 101700050571 SUOX Proteins 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Abstract
A kind of movable DC detection of electrical leakage positioning equipment, be made up of manual terminal and primary module device, described manual terminal is connected by wireless network with primary module device, carry out communication by wireless communication module, described voltage acquisition module is electrically connected with the data message input end of microprocessor module; Described accurate magnetic induction binding clip, memory module, embedded software and wireless communication module are two-way with microprocessor module to be respectively electrically connected; Described display module is electrically connected with the display translation end of microprocessor module; Described alarm is electrically connected with the warning output terminal of microprocessor module, and described primary module voltage acquisition module and switching control module are electrically connected with primary module wireless communication module is two-way.<b/>
Description
Technical field
The utility model relates to a kind of electric detective technology, refers specifically to a kind of movable DC detection of electrical leakage positioning equipment.
Background technology
Along with the rapidly universal of computer network and IDC(data center) fast development of business, based on 240V, the plurality of advantages of the different brackets straight-flow systems such as 336V, straight-flow system is electric power at home and abroad, the unit such as communication and railway machine room is widely applied, due to the major failure that earth fault is straight-flow system, the great attention of people has been caused in the middle of practical application, although patent 2013100210043 proposes a kind of direct current electric leakage detection circuit, the bridge rectifier circuit consisted of four diodes of sampling unit carries out disposable detection, when detection only has the leakage current of several milliamperes of straight-flow systems, because of the impact of the restriction of bridge rectifier circuit itself and the building environment of outside electromagnetic interference and complexity, larger metrical error can be produced, accurately can not locate electric leakage position, immediately to safeguard, avoid causing unnecessary equipment and personal safety.
Summary of the invention
Technical problem to be solved in the utility model is to provide and can detects straight-flow system electric leakage fast, can accurately positioning DC system to leak electricity the movable DC detection of electrical leakage positioning equipment of position again.
The movable DC detection of electrical leakage positioning equipment that the utility model provides, be made up of manual terminal and primary module device, described manual terminal is connected by wireless network with primary module device, carries out communication by wireless communication module.
Described manual terminal is made up of microprocessor module, terminal apparatus battery, voltage acquisition module, terminating machine wireless communication module, display module, accurate magnetic induction binding clip, memory module, alarm and embedded software, and described battery is that manual terminal 1 is powered; Described voltage acquisition module is electrically connected with the data message input end of microprocessor module; Described accurate magnetic induction binding clip, memory module, embedded software and wireless communication module are two-way with microprocessor module to be respectively electrically connected; Described display module is electrically connected with the display translation end of microprocessor module; Described alarm is electrically connected with the warning output terminal of microprocessor module.
Described primary module is made up of primary module battery, primary module voltage acquisition module, switching control module and primary module wireless communication module, and described primary module battery is that primary module is powered; Described primary module voltage acquisition module and switching control module are electrically connected with primary module wireless communication module is two-way.
Profitable effect of the present utility model is instant detection and the drain conditions of positioning DC checkout equipment and electric leakage particular location, so that maintenance personal's rapid-maintenance, effectively eliminates the machine room fire and personnel casualty accidents that cause because of electric leakage.
accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the utility model is further described
:
Fig. 1 is the design sketch of manual terminal of the present utility model and primary module device.
Fig. 2 is the structural drawing of manual terminal of the present utility model.
Fig. 3 is primary module structure drawing of device of the present utility model.
Fig. 4 is equivalent circuit diagram of the present utility model.
embodiment:
As shown in Figure 1, the movable DC detection of electrical leakage positioning equipment that the utility model provides, is made up of manual terminal 1 and primary module device 2, and described manual terminal 1 is connected by wireless network with primary module device 2, carries out communication by wireless communication module.
As shown in Figure 2, described manual terminal is made up of microprocessor module 11, terminal apparatus battery 12, voltage acquisition module 13, terminating machine wireless communication module 14, display module 15, accurate magnetic induction binding clip 16, memory module 17, alarm 18 and embedded software 19, and described battery is that manual terminal 1 is powered; Described voltage acquisition module 13 is electrically connected with the data message input end of microprocessor module 11; Described accurate magnetic induction binding clip 16, memory module 17, embedded software 12 and wireless communication module 14 are electrically connected with microprocessor module 11 is two-way respectively; Described display module 15 is electrically connected with the display translation end of microprocessor module 11; Described alarm 18 is electrically connected with the warning output terminal of microprocessor module 11.
As shown in Figure 3, described primary module is made up of primary module battery 21, primary module voltage acquisition module 22, switching control module 23 and primary module wireless communication module 24, and described primary module battery 21 is powered for primary module 2; Described primary module voltage acquisition module 22, switching control module 23 are electrically connected with primary module wireless communication module 24 is two-way.
As shown in Figure 4, the both positive and negative polarity of described primary module is received on the BUS+ positive pole of system under test (SUT) and BUS-negative pole and ground wire respectively, again the accurate magnetic induction binding clip 16 of handheld terminal is held tested position, utilize the disconnection of switching unit and closed time current value variation tendency and to disconnect and BUS+ positive pole in closure state process and BUS-negative pole voltage-to-ground variation tendency from top to bottom obtain the variable quantity △ I of electric current and the variable quantity △ U of voltage at switching unit, then the variable quantity △ U of the variable quantity △ I of electric current and voltage is imported in the microprocessor module 11 of manual terminal 1 by wireless communication module 14 and wireless communication module 24, the equivalent over the ground leak resistance R+ and R-of equipment under test positive and negative terminal is obtained according to following mathematical equation computing through embedded software 19, if the variance values of the equivalent over the ground leak resistance R+ and R-after switching unit disconnects and after closing is between the mother of 0-1 Europe, detected DC equipment is with regard to leakproof, microprocessor module 11 purport makes display module 15 be presented on the display screen of handheld terminal by the comparison value of mensuration, if after switching cell S 1 and S2 disconnect and closed after the variance values of equivalent over the ground leak resistance R+ and R-female more than 1 Europe, the just electric leakage of detected DC equipment, at this moment microprocessor module 11 purport makes the alarm sound that gives the alarm point out.
When DC leakage checkout equipment detects that equipment under test leaks electricity and sends alarm, handheld terminal demonstrates Leaked Current of Line to Ground resistance value R+ and the R-of equipment under test, and utilize accurate induction binding clip fast finding and fault point, test data is recorded in storage chip to be automatically convenient to check, be not limited in 30M distance range comprising, communication and control is carried out by the data between wireless communication module and primary module, thus effectively ensured the safety of electric leakage equipment and testing staff, the normal work of electric leakage equipment is not affected yet, and carry out shop front identification by the operation interface of embedded software, data record analysis and configuration, practical existing one pole electric leakage, the complete precision measurement of bipolar balance electric leakage and non-equilibrium electric leakage is distinguished.
Claims (3)
1. a movable DC detection of electrical leakage positioning equipment, it is characterized in that being made up of manual terminal and primary module device, described manual terminal is connected by wireless network with primary module device, carries out communication by wireless communication module.
2. a kind of movable DC detection of electrical leakage positioning equipment according to claim 1, it is characterized in that described manual terminal is made up of microprocessor module, terminal apparatus battery, voltage acquisition module, terminating machine wireless communication module, display module, accurate magnetic induction binding clip, memory module, alarm, described battery is that manual terminal is powered; Described voltage acquisition module is electrically connected with the data message input end of microprocessor module; Described accurate magnetic induction binding clip, memory module, wireless communication module are two-way with microprocessor module to be respectively electrically connected; Described display module is electrically connected with the display translation end of microprocessor module; Described alarm is electrically connected with the warning output terminal of microprocessor module.
3. a kind of movable DC detection of electrical leakage positioning equipment according to claim 1, it is characterized in that described primary module is made up of primary module battery, primary module voltage acquisition module, switching control module and primary module wireless communication module, described primary module battery is that primary module is powered; Described primary module voltage acquisition module and switching control module are electrically connected with primary module wireless communication module is two-way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824837.3U CN204536461U (en) | 2014-12-21 | 2014-12-21 | A kind of movable DC detection of electrical leakage positioning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824837.3U CN204536461U (en) | 2014-12-21 | 2014-12-21 | A kind of movable DC detection of electrical leakage positioning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204536461U true CN204536461U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420824837.3U Expired - Fee Related CN204536461U (en) | 2014-12-21 | 2014-12-21 | A kind of movable DC detection of electrical leakage positioning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204536461U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104614627A (en) * | 2014-12-21 | 2015-05-13 | 深圳市柏特瑞电子有限公司 | Portable DC leakage detection positioning device and detection positioning method |
| CN106124999A (en) * | 2016-08-11 | 2016-11-16 | 深圳市柏特瑞电子有限公司 | The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery |
-
2014
- 2014-12-21 CN CN201420824837.3U patent/CN204536461U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104614627A (en) * | 2014-12-21 | 2015-05-13 | 深圳市柏特瑞电子有限公司 | Portable DC leakage detection positioning device and detection positioning method |
| CN106124999A (en) * | 2016-08-11 | 2016-11-16 | 深圳市柏特瑞电子有限公司 | The method and apparatus of a certain battery leakage in a kind of on-line checking accumulator battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20181221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |