CN203562759U - Leakage inductance protection structure of distribution transformer - Google Patents
Leakage inductance protection structure of distribution transformer Download PDFInfo
- Publication number
- CN203562759U CN203562759U CN201320740979.7U CN201320740979U CN203562759U CN 203562759 U CN203562759 U CN 203562759U CN 201320740979 U CN201320740979 U CN 201320740979U CN 203562759 U CN203562759 U CN 203562759U
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- China
- Prior art keywords
- distribution transformer
- magnet
- electric leakage
- protection structure
- current amplifier
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- 238000004891 communication Methods 0.000 claims abstract description 12
- 230000000712 assembly Effects 0.000 claims description 16
- 238000000429 assembly Methods 0.000 claims description 16
- 230000001939 inductive effect Effects 0.000 claims description 14
- 230000004888 barrier function Effects 0.000 claims description 4
- 230000006698 induction Effects 0.000 abstract 6
- 239000000523 sample Substances 0.000 abstract 2
- 230000005611 electricity Effects 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model provides the leakage inductance protection structure of a distribution transformer, which comprises a distribution transformer, a communication antenna, a display screen, a main power supply switch, a power line, a shell, a leakage induction circuit and an alarm assembly. The communication antenna is arranged at the top of the distribution transformer. The display screen, the main power supply switch and the alarm assembly are embedded at the front end of the distribution transformer. One end of the power line passes through the distribution transformer to be connected with the main power supply switch, and the other end of the power line is externally connected with a power supply. The shell is arranged in the distribution transformer. The leakage induction circuit is composed of a plurality of leakage induction probes, a current amplifier, a voltage-dividing resistor, a power-on magnet and an induction magnet. The plurality of leakage induction probes are uniformly distributed on the shell. The current amplifier, the voltage-dividing resistor and one end of the power-on magnet are positioned in the shell. The induction magnet is arranged at one side of the power-on magnet and is connected with the main power supply switch. According to the technical scheme of the utility model, whether the electric leakage of the distribution transformer exists or not can be quickly detected and then the outside is prompted. Therefore, the distribution transformer can be prevented from being electrified.
Description
Technical field
The utility model relates to a kind of distribution transformer auxiliary equipment, particularly relates to a kind of leakage inductance protection structure of distribution transformer.
Background technology
Distribution transformer is for distribution system, according to law of electromagnetic induction conversion alternating voltage and electric current, to transmit a kind of static electric equipment of AC energy, once distribution transformer leaks electricity, change can cause the personal injurys such as electric shock, if find not in time, can lead to not predictable consequence.
Utility model content
The defect of prior art and various weak point in view of the above, whether the technical problems to be solved in the utility model is to provide a kind of leakage inductance protection structure of distribution transformer, can leak electricity by fast detecting distribution transformer.
For achieving the above object, the utility model provides a kind of leakage inductance protection structure of distribution transformer, comprises distribution transformer, communication antenna, display screen, total power switch, power line, housing, electric leakage sensor circuit and alarm assemblies, described communication antenna is arranged on the top of described distribution transformer, described display screen, total power switch and alarm assemblies are embedded in respectively the front end of described distribution transformer, described display screen is connected with described electric leakage sensor circuit, one end of described power line is connected with described total power switch through described distribution transformer, the other end external power supply of described power line, described housing is arranged in described distribution transformer, and described electric leakage sensor circuit comprises many electric leakage inductive needles, current amplifier, divider resistance, energising magnet and induced magnets, many described electric leakage inductive needles are evenly distributed on described housing, described current amplifier, one end of divider resistance and energising magnet is positioned at described housing, described many electric leakage inductive needles are connected with the input of described current amplifier respectively, the output of described current amplifier is connected with described alarm assemblies, described alarm assemblies is connected with one end of described divider resistance, the other end of described divider resistance is walked around described energising magnet and is connected with many described electric leakage inductive needles, described induced magnet is arranged on a side of described energising magnet, described induced magnet is connected with described total power switch.
Preferably, described alarm assemblies comprises warning lamp and buzzer.
Further, the inwall of described distribution transformer is provided with insulating barrier.
Preferably, the sidewall of described distribution transformer bottom is provided with drainage needle, described drainage needle ground connection.
The leakage inductance protection structure of the distribution transformer that the utility model relates to has following beneficial effect:
Whether the utility model energy fast detecting leaks electricity to distribution transformer, and testing result is accurate, is quick on the draw, and can externally points out by sound, fluorescent tube and communication antenna, to prevent personal injury, can also prevent that distribution transformer itself is charged.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and coordinate accompanying drawing to be elaborated to this patent.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the cut-away view of Fig. 1.
Element numbers explanation
1 distribution transformer
2 communication antennas
3 display screens
4 total power switch
5 power lines
6 housings
7 electric leakage inductive needles
8 current amplifiers
9 divider resistances
10 energising magnet
11 induced magnets
12 warning lamps
13 buzzers
14 insulating barriers
15 drainage needles
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
As depicted in figs. 1 and 2, the utility model provides a kind of leakage inductance protection structure of distribution transformer, comprises distribution transformer 1, communication antenna 2, display screen 3, total power switch 4, power line 5, housing 6, electric leakage sensor circuit and alarm assemblies, described communication antenna 2 is arranged on the top of described distribution transformer 1, when reporting to the police and extraneous communication contact, described display screen 3, total power switch 4 and alarm assemblies are embedded in respectively the front end of described distribution transformer 1, described display screen 3 is connected with described electric leakage sensor circuit, display screen 3 is for showing electric leakage information, one end of described power line 5 is connected with described total power switch 4 through described distribution transformer 1, the other end external power supply of described power line 5, described housing 6 is arranged in described distribution transformer 1, and described electric leakage sensor circuit comprises many electric leakage inductive needles 7, current amplifier 8, divider resistance 9, energising magnet 10 and induced magnets 11, many described electric leakage inductive needles 7 are evenly distributed on described housing 6, whether be used for responding to distribution transformer 1 leaks electricity, described current amplifier 8, one end of divider resistance 9 and energising magnet 10 is positioned at described housing 6, described many electric leakage inductive needles 7 are connected with the input of described current amplifier 8 respectively, the output of described current amplifier 8 is connected with described alarm assemblies, described alarm assemblies is connected with one end of described divider resistance 9, the other end of described divider resistance 9 is walked around described energising magnet 10 and is connected with many described electric leakage inductive needles 7, described induced magnet 11 is arranged on a side of described energising magnet 10, described induced magnet 11 is connected with described total power switch 4, when electric leakage inductive needle 7 senses leakage current, by current amplifier 8, amplify, alarm assemblies starts reports to the police, energising magnet 10 produces attraction to induced magnet 11 after producing magnetic field around, itself and total power switch 4 are disconnected, reach the object of power-off.
Preferably, described alarm assemblies comprises that warning lamp 12 and buzzer 13 can play the effect that sound and light are pointed out simultaneously.
Further, the inwall of described distribution transformer 1 is provided with insulating barrier 14, and electric shock accidents occurs in the time of can preventing from accidentally contacting.
Preferably, the sidewall of described distribution transformer 1 bottom is provided with drainage needle 15, and described drainage needle 15 ground connection, can effectively prevent that distribution transformer 1 is charged.
In sum, whether the utility model energy fast detecting leaks electricity to distribution transformer, and testing result is accurate, is quick on the draw, and can externally points out by sound, fluorescent tube and communication antenna, to prevent personal injury, can also prevent that distribution transformer itself is charged.So the utility model has effectively overcome various shortcoming of the prior art and tool high industrial utilization.
The leakage inductance protection structure of a kind of distribution transformer above the utility model embodiment being provided is described in detail; for one of ordinary skill in the art; thought according to the utility model embodiment; all will change in specific embodiments and applications; in sum; this description should not be construed as restriction of the present utility model, and all any changes of making according to the utility model design philosophy are all within protection range of the present utility model.
Claims (4)
1. the leakage inductance of a distribution transformer protection structure, is characterized in that: comprise distribution transformer, communication antenna, display screen, total power switch, power line, housing, electric leakage sensor circuit and alarm assemblies, described communication antenna is arranged on the top of described distribution transformer, described display screen, total power switch and alarm assemblies are embedded in respectively the front end of described distribution transformer, described display screen is connected with described electric leakage sensor circuit, one end of described power line is connected with described total power switch through described distribution transformer, the other end external power supply of described power line, described housing is arranged in described distribution transformer, and described electric leakage sensor circuit comprises many electric leakage inductive needles, current amplifier, divider resistance, energising magnet and induced magnets, many described electric leakage inductive needles are evenly distributed on described housing, described current amplifier, one end of divider resistance and energising magnet is positioned at described housing, described many electric leakage inductive needles are connected with the input of described current amplifier respectively, the output of described current amplifier is connected with described alarm assemblies, described alarm assemblies is connected with one end of described divider resistance, the other end of described divider resistance is walked around described energising magnet and is connected with many described electric leakage inductive needles, described induced magnet is arranged on a side of described energising magnet, described induced magnet is connected with described total power switch.
2. the leakage inductance of distribution transformer according to claim 1 protection structure, is characterized in that: described alarm assemblies comprises warning lamp and buzzer.
3. the leakage inductance of distribution transformer according to claim 1 protection structure, is characterized in that: the inwall of described distribution transformer is provided with insulating barrier.
4. the leakage inductance of distribution transformer according to claim 1 protection structure, is characterized in that: the sidewall bottom of described distribution transformer is provided with drainage needle, described drainage needle ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320740979.7U CN203562759U (en) | 2013-11-19 | 2013-11-19 | Leakage inductance protection structure of distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320740979.7U CN203562759U (en) | 2013-11-19 | 2013-11-19 | Leakage inductance protection structure of distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203562759U true CN203562759U (en) | 2014-04-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320740979.7U Expired - Fee Related CN203562759U (en) | 2013-11-19 | 2013-11-19 | Leakage inductance protection structure of distribution transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203562759U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109787120A (en) * | 2019-02-28 | 2019-05-21 | 国网江西省电力有限公司鹰潭供电分公司 | A kind of electric power safety leakage protection device |
| CN110974021A (en) * | 2019-09-26 | 2020-04-10 | 杭州为我健康新零售科技有限公司 | Electric leakage protection system and electric leakage protection method suitable for honey beverage vending machine |
-
2013
- 2013-11-19 CN CN201320740979.7U patent/CN203562759U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109787120A (en) * | 2019-02-28 | 2019-05-21 | 国网江西省电力有限公司鹰潭供电分公司 | A kind of electric power safety leakage protection device |
| CN110974021A (en) * | 2019-09-26 | 2020-04-10 | 杭州为我健康新零售科技有限公司 | Electric leakage protection system and electric leakage protection method suitable for honey beverage vending machine |
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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: 20140423 Termination date: 20141119 |
|
| EXPY | Termination of patent right or utility model |