CN204441863U - A kind of generator electric leakage protector - Google Patents
A kind of generator electric leakage protector Download PDFInfo
- Publication number
- CN204441863U CN204441863U CN201520207849.6U CN201520207849U CN204441863U CN 204441863 U CN204441863 U CN 204441863U CN 201520207849 U CN201520207849 U CN 201520207849U CN 204441863 U CN204441863 U CN 204441863U
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- China
- Prior art keywords
- comparison circuit
- generator
- electric leakage
- room
- insulation shell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000001012 protector Effects 0.000 title claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 34
- 238000009413 insulation Methods 0.000 claims abstract description 25
- 229910052754 neon Inorganic materials 0.000 claims abstract description 23
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims abstract description 23
- 230000009466 transformation Effects 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 4
- 239000012780 transparent material Substances 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 abstract description 4
- 230000004044 response Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
Abstract
The utility model provides a kind of generator electric leakage protector, be mainly used in electrical generator fields, the utility model comprises insulation shell, metal contact piece, comparison circuit, transformation resistance, neon bulb and waterproof cover body, described insulation shell inner utilization dividing plate is divided into three parts, be respectively testing circuit room from left to right, comparison circuit room and signal processing circuit room, described lower end, testing circuit room is provided with metal contact piece, comparison circuit chamber interior is provided with comparison circuit, signal processing circuit chamber interior is provided with transformation resistance, transformation resistance is connected with neon bulb, described insulation shell outside is provided with waterproof cover body, the utility model structure is simple, easy to use, can detect the place of the multiple easy electric leakage of generator simultaneously, be swift in response, can visual display detecting result, fitting operation is convenient, can the drain conditions of discovery generator accurately and timely, and make corresponding prompting in time, the state of affairs is avoided to expand.
Description
Technical field
The utility model relates to generator apparatus technical field, particularly relates to a kind of generator electric leakage protector.
Background technology
According to electric power supplying regulation requirement, to the metallic member that electric equipment exposes, all necessary reliable ground, prevents equipment leakage from causing machine to ruin people and hinders accident.Earth leakage protective will have a special metal wire; contact realizing small resistor between electric equipment with the earth; or the zero-potential point of electric equipment and electric power system is coupled together, so earth leakage protective is also called ground protection or zero connection protection with a special metal wire.For hydropower generator, due to hydroelectric station environment high humidity, electric equipment aging speed is very fast, and various components and parts all exist the possibility of corrosion short circuit, therefore must carry out detection of electrical leakage to generator.
If notification number is a kind of earth detector disclosed in the Chinese utility model patent of CN202649364U, comprise housing, master board, detection of electrical leakage plate, separated time block, master board, detection of electrical leakage plate, separated time block are arranged in housing, and master board is connected with detection of electrical leakage plate; Described detection of electrical leakage plate comprises some detection of electrical leakage modules, and each detection of electrical leakage module is connected with the parts that will detect by respective extraction cable, and each cable of drawing is fixed by separated time block.This utility model patent structure is comparatively complicated, and cannot visual display detecting result.
Utility model content
The utility model provides a kind of generator electric leakage protector, be mainly used in electrical generator fields, the utility model comprises insulation shell, metal contact piece, comparison circuit, transformation resistance, neon bulb and waterproof cover body, described insulation shell inner utilization dividing plate is divided into three parts, be respectively testing circuit room from left to right, comparison circuit room and signal processing circuit room, described lower end, testing circuit room is provided with metal contact piece, comparison circuit chamber interior is provided with comparison circuit, signal processing circuit chamber interior is provided with transformation resistance, transformation resistance is connected with neon bulb, described insulation shell outside is provided with waterproof cover body, the utility model structure is simple, easy to use, can detect the place of the multiple easy electric leakage of generator simultaneously, be swift in response, can visual display detecting result, fitting operation is convenient, can the drain conditions of discovery generator accurately and timely, and make corresponding prompting in time, the state of affairs is avoided to expand.
For solving the problems of the technologies described above, the embodiment of the present application provides a kind of generator electric leakage protector, comprise insulation shell, metal contact piece, comparison circuit, transformation resistance, neon bulb and waterproof cover body, described insulation shell inner utilization dividing plate is divided into three parts, be respectively testing circuit room from left to right, comparison circuit room and signal processing circuit room, described lower end, testing circuit room is provided with metal contact piece, comparison circuit chamber interior is provided with comparison circuit, signal processing circuit chamber interior is provided with transformation resistance, transformation resistance is connected with neon bulb, described insulation shell outside is provided with waterproof cover body.
As the preferred embodiment of this programme, described metal contact piece is positioned at testing circuit room lower inner surface, and one has three metal contact pieces, is insulation each other, each metal contact piece outwards makes wire connection metal sheet brush, and sheet metal brush is connected from the electric position of different easy dew of generator.
As the preferred embodiment of this programme, described comparison circuit inside is provided with the predeterminated voltage reference value under non-drain conditions, and its upper end is provided with testing circuit voltmeter, and voltmeter is positioned at comparison circuit outdoor.
As the preferred embodiment of this programme, described comparison circuit chamber interior bottom is provided with control switch, and control switch has three gears respectively, respectively corresponding three-line.
As the preferred embodiment of this programme, described signal transacting chamber interior is provided with buzzer, and described buzzer and described neon bulb are for connecting.
As the preferred embodiment of this programme, another pole of described neon bulb is connected with hard contact by wire, described hard contact ground connection, and the bucker body position that wire passes is provided with sealing rubber cover.
As the preferred embodiment of this programme, described insulation shell lower surface is provided with sucker, and sucker suction is in generator surface, and described waterproof cover body upper surface is that transparent material is made.
The one or more technical schemes provided in the embodiment of the present application, at least have following technique effect or advantage:
Structure is simple, easy to use, can detect the place of the multiple easy electric leakage of generator simultaneously, be swift in response, can visual display detecting result, fitting operation is convenient, can the drain conditions of discovery generator accurately and timely, and make corresponding prompting in time, avoid the state of affairs to expand.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation that the application implements;
In Fig. 1,1, insulation shell, 2, metal contact piece, 3, comparison circuit, 4, transformation resistance, 5, neon bulb, 6, waterproof cover body, 7, testing circuit room, 8, comparison circuit room, 9, signal processing circuit room, 10, sheet metal brush, 11, voltmeter, 12, control switch, 13, buzzer, 14, hard contact, 15, sealing rubber cover, 16, sucker.
Embodiment
The utility model provides a kind of generator electric leakage protector, be mainly used in electrical generator fields, the utility model comprises insulation shell, metal contact piece, comparison circuit, transformation resistance, neon bulb and waterproof cover body, described insulation shell inner utilization dividing plate is divided into three parts, be respectively testing circuit room from left to right, comparison circuit room and signal processing circuit room, described lower end, testing circuit room is provided with metal contact piece, comparison circuit chamber interior is provided with comparison circuit, signal processing circuit chamber interior is provided with transformation resistance, transformation resistance is connected with neon bulb, described insulation shell outside is provided with waterproof cover body.
In order to better understand technique scheme, below in conjunction with Figure of description and concrete execution mode, technique scheme is described in detail.
As shown in Figure 1, a kind of generator electric leakage protector, comprise insulation shell 1, metal contact piece 2, comparison circuit 3, transformation resistance 4, neon bulb 5 and waterproof cover body 6, described insulation shell 1 inner utilization dividing plate is divided into three parts, be respectively testing circuit room 7 from left to right, comparison circuit room 8 and signal processing circuit room 9, described lower end, testing circuit room 7 is provided with metal contact piece 2, inside, comparison circuit room 8 is provided with comparison circuit 3, inside, signal processing circuit room 9 is provided with transformation resistance 4, transformation resistance 4 is connected with neon bulb 5, described insulation shell 1 outside is provided with waterproof cover body 6.
Wherein in actual applications, described metal contact piece 2 is positioned at testing circuit room 7 lower inner surface, and one has three metal contact pieces 2, is insulation each other, each metal contact piece 2 outwards makes wire connection metal sheet brush 10, and sheet metal brush 10 is connected from the electric position of different easy dew of generator.
Wherein in actual applications, described comparison circuit 3 inside is provided with the predeterminated voltage reference value under non-drain conditions, and its upper end is provided with testing circuit voltmeter 11, and it is outside that voltmeter 11 is positioned at comparison circuit room 8.
Wherein in actual applications, described comparison circuit room 8 inner lower is provided with control switch 12, and control switch 12 has three gears respectively, respectively corresponding three-line.
Wherein in actual applications, described inside, signal transacting room 9 is provided with buzzer 13, and described buzzer 13 and described neon bulb 5 are for connecting.
Wherein in actual applications, another pole of described neon bulb 5 is connected with hard contact 14 by wire, described hard contact 14 ground connection, and waterproof cover body 6 position that wire passes is provided with sealing rubber cover 15.
Wherein in actual applications, described insulation shell 1 lower surface is provided with sucker 16, and sucker 16 is adsorbed in generator surface, and described waterproof cover body 6 upper surface is that transparent material is made.
During use, sheet metal brush 10 is connected to the different parts that generator easily leaks electricity, meanwhile, by hard contact 14 reliable ground.When generator is without electric leakage, the electromotive force between metal contact piece 2 and hard contact 14 is 0, in neon bulb 5 and no current pass through, neon bulb 5 is not luminous, and the magnitude of voltage of testing circuit is worth equal with comparison circuit 3, and buzzer 13 also can not ring; When generator leaks electricity, the electromotive force between metal contact piece 2 and hard contact 14 is greater than 0, has electric current to pass through in neon bulb 5, neon bulb 5 is luminous, simultaneously the magnitude of voltage of testing circuit is worth unequal with comparison circuit 3, and buzzer 13 sends the sound, the generation of prompting electric leakage state; When checking, selecting different circuits by control switch 12, can know and be specially the electric leakage of which or which position.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solutions of the utility model, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (7)
1. a generator electric leakage protector, comprise insulation shell (1), metal contact piece (2), comparison circuit (3), transformation resistance (4), neon bulb (5) and waterproof cover body (6), it is characterized in that, described insulation shell (1) inner utilization dividing plate is divided into three parts, be respectively testing circuit room (7) from left to right, comparison circuit room (8) and signal processing circuit room (9), described testing circuit room (7) lower end is provided with metal contact piece (2), comparison circuit room (8) inside is provided with comparison circuit (3), signal processing circuit room (9) inside is provided with transformation resistance (4), transformation resistance (4) is connected with neon bulb (5), described insulation shell (1) outside is provided with waterproof cover body (6).
2. a kind of generator electric leakage protector according to claim 1; it is characterized in that; described metal contact piece (2) is positioned at testing circuit room (7) lower inner surface; one has three metal contact pieces (2); be insulation each other; each metal contact piece (2) outwards makes wire connection metal sheet brush (10), and sheet metal brush (10) is connected from the electric position of different easy dew of generator.
3. a kind of generator electric leakage protector according to claim 1; it is characterized in that; described comparison circuit (3) inside is provided with the predeterminated voltage reference value under non-drain conditions; its upper end is provided with testing circuit voltmeter (11), and it is outside that voltmeter (11) is positioned at comparison circuit room (8).
4. a kind of generator electric leakage protector according to claim 1, is characterized in that, described comparison circuit room (8) inner lower is provided with control switch (12), and control switch (12) has three gears respectively, respectively corresponding three-line.
5. a kind of generator electric leakage protector according to claim 1, is characterized in that, described signal transacting room (9) inside is provided with buzzer (13), and described buzzer (13) and described neon bulb (5) are for connecting.
6. a kind of generator electric leakage protector according to claim 1; it is characterized in that; another pole of described neon bulb (5) is connected with hard contact (14) by wire; described hard contact (14) ground connection, waterproof cover body (6) position that wire passes is provided with sealing rubber cover (15).
7. a kind of generator electric leakage protector according to claim 1; it is characterized in that; described insulation shell (1) lower surface is provided with sucker (16), and sucker (16) is adsorbed in generator surface, and described waterproof cover body (6) upper surface is that transparent material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520207849.6U CN204441863U (en) | 2015-04-08 | 2015-04-08 | A kind of generator electric leakage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520207849.6U CN204441863U (en) | 2015-04-08 | 2015-04-08 | A kind of generator electric leakage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204441863U true CN204441863U (en) | 2015-07-01 |
Family
ID=53609683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520207849.6U Expired - Fee Related CN204441863U (en) | 2015-04-08 | 2015-04-08 | A kind of generator electric leakage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204441863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108768085A (en) * | 2018-05-23 | 2018-11-06 | 安徽机电职业技术学院 | A kind of generator casing electric leakage monitoring and protective device and its application method |
-
2015
- 2015-04-08 CN CN201520207849.6U patent/CN204441863U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108768085A (en) * | 2018-05-23 | 2018-11-06 | 安徽机电职业技术学院 | A kind of generator casing electric leakage monitoring and protective device and its application method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 |