CN208903817U - A kind of Self-protecting mutual inductor - Google Patents
A kind of Self-protecting mutual inductor Download PDFInfo
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- CN208903817U CN208903817U CN201821253314.2U CN201821253314U CN208903817U CN 208903817 U CN208903817 U CN 208903817U CN 201821253314 U CN201821253314 U CN 201821253314U CN 208903817 U CN208903817 U CN 208903817U
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Abstract
The utility model relates to mutual inductor fields, specifically a kind of Self-protecting mutual inductor, including voltage transformer, two groups of junction poles on voltage transformer are set, two groups of windings being respectively cooperating with two groups of junction poles, the sensing device for experiencing voltage transformer internal temperature and being acted to the next device of control is provided in the voltage transformer, it is provided with and is used for junction pole cooperation so that the self-protecting device that junction pole, which rises, prevents short-circuit class failure from influencing junction pole in the voltage transformer, the separate of junction pole and winding after failure occurs is realized using mutually matched gear ring and gear, reduce the transmission of failure, present self-shield, reduce failure rate；Using electromagnet and connecting plate cooperation realize a small range promotion, convenient for it is subsequent rotation with it is separate.
Description
Technical field
The utility model relates to mutual inductor field, specifically a kind of Self-protecting mutual inductor.
Background technique
National grid and upgrade of rural power grids, city electric energy meter update and external electrotechnical instrument and meter production capacity to
Under the influence of the active factors such as China's transfer, Chinese mutual inductor market speedup compared with world market is very fast.2012, China was mutual
Sensor market scale is about 2.18 hundred million pieces, and as the important component of electric power power transmission and transforming equipment, the electric power mutual-inductor in China is used
Amount is increased every year with 8% speed, but since mutual inductor often breaks down, while glitch transmission is regretted causing entirely mutually
Sensor cannot all be used, so being very important internal insulation in time after the failure occurred.
Summary of the invention
To solve the above-mentioned problems, the utility model proposes a kind of Self-protecting mutual inductors.
A kind of Self-protecting mutual inductor, including voltage transformer, two groups of junction poles being arranged on voltage transformer and two
Two groups of windings that junction pole is respectively cooperating with are organized, are provided in the voltage transformer for experiencing voltage transformer internal temperature
And to the sensing device for controlling next device and being acted, it is provided in the voltage transformer and cooperates with junction pole for making
It obtains junction pole and rises the self-protecting device for preventing short-circuit class failure from influencing junction pole.
Two groups of junction poles cooperate with two groups of windings respectively, and the outside of two groups of junction poles is provided with insulation
Full skirt.
Capacitance tube is provided in the junction pole, the upper end of the junction pole is provided with connecting terminal.
The both ends of two groups of windings are provided with the collets for insulation, on the end face of the voltage transformer
It is provided with the baffle of cross section L-type, is provided on the baffle convenient for portable through-hole.
The sensing device includes controller, the power supply cooperated with controller, the temperature-sensitive being arranged on voltage transformer
Resistance temperature sensor is arranged on voltage transformer for making after thermistor temperature sensor is detected and broken down
The lifting device that junction pole is promoted.
The lifting device includes connecting plate, the connecting rod for being arranged on voltage transformer and connecting with connecting plate, sets
The electromagnet on connection boom end, the connecting plate being arranged on junction pole are set, the electromagnet and power supply cooperate.
The connecting plate is permanent magnet.
The self-protecting device includes that the gear ring being arranged in connecting plate cooperates with gear ring meshed gears and gear
Gear motor.
The track with gear motor cooperation is provided on the end face of the voltage transformer.
The beneficial effects of the utility model are: using mutually matched gear ring and gear realize after failure occurs junction pole and
Winding it is separate, reduce the transmission of failure, present self-shield reduces failure rate；Small model is realized using electromagnet and connecting plate cooperation
Enclose interior promotion, convenient for subsequent rotation with it is separate.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the schematic view of the front view of the utility model；
Fig. 2 is the overlooking structure diagram of the utility model；
Fig. 3 is the I partial enlarged view of Fig. 1 of the utility model.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
It is further described in face of the utility model.
As shown in Figure 1 to Figure 3, a kind of Self-protecting mutual inductor, including voltage transformer 8, setting are on voltage transformer 8
Two groups of junction poles 4, two groups of windings 11 being respectively cooperating with two groups of junction poles 4, be provided in the voltage transformer 8 and be used for
8 internal temperature of voltage transformer is experienced and to the sensing device for controlling next device and being acted, in the voltage transformer 8
It is provided with and is used for the cooperation of junction pole 4 so that the self-protecting device that junction pole 4, which rises, prevents short-circuit class failure from influencing junction pole 4.
The sensing device is arranged in voltage transformer 8, for experiencing 8 internal temperature of voltage transformer and to control
Next device is acted；The self-protecting device is arranged in voltage transformer 8 and cooperates with junction pole 4, be used for so that
The rising of junction pole 4 prevents short-circuit class failure from influencing junction pole 4.
Two groups of junction poles 4 cooperate with two groups of windings 11 respectively, and the outside of two groups of junction poles 4 is provided with
Parachute skirt 1.
Separate, the reduction of junction pole 4 and winding 11 after failure generation is realized using mutually matched gear ring 16a and gear 15
The transmission of failure, present self-shield reduce failure rate.
Using electromagnet 17 and connecting plate 16 cooperation realize a small range promotion, convenient for it is subsequent rotation with it is separate.
Make thermistor temperature sensor 7 in running order first, when thermistor temperature sensor 7 detects electricity
After pressing mutual inductor 8 to break down, for the transmission rate for reducing failure, 9 pairs of controller the next devices issue action command.
Capacitance tube 2 is provided in the junction pole 4, the upper end of the junction pole 4 is provided with connecting terminal 3.
The both ends of two groups of windings 11 are provided with the collets 19 for insulation, the voltage transformer 8
It is provided with the baffle 5 that cross section is L-type on end face, is provided on the baffle 5 convenient for portable through-hole 5a.
Portable handhold is realized using the through-hole 5a on baffle 5.
The sensing device includes controller 9, the power supply 10 cooperated with controller 9, is arranged on voltage transformer 8
Thermistor temperature sensor 7 is arranged on voltage transformer 8 for detecting generation event in thermistor temperature sensor 7
The lifting device for promoting junction pole 4.
Drive electromagnet 17 and power supply 10 cooperate so that electromagnet 17 and connecting plate 16 cooperate so that connecting plate 16 drives junction pole 4
It is promoted far from winding 11；Then driving gear motor 12 rotated with moving gear 15 so that junction pole 4 and winding 11 further away from,
It realizes self-protection, reduces the transmission of failure.
The connection that the lifting device includes connecting plate 13, is arranged on voltage transformer 8 and connect with connecting plate 13
Bar 14, the electromagnet 17 being arranged on 14 end of connecting rod, the connecting plate 16 being arranged on junction pole 4, the electromagnet 17 with
Power supply 10 cooperates.
The connecting plate 16 is permanent magnet.
The self-protecting device include the gear ring 16a being arranged in connecting plate 16, with gear ring 16a meshed gears 15, with
The gear motor 12 that gear 15 cooperates.
The track 18 cooperated with gear motor 12 is provided on the end face of the voltage transformer 8.
The application method of the utility model: making thermistor temperature sensor 7 in running order first, when temperature-sensitive electricity
After resistance temperature sensor 7 detects that voltage transformer 8 breaks down, for the transmission rate for reducing failure, 9 pairs of the next dresses of controller
Set publication action command；Drive electromagnet 17 and power supply 10 cooperate so that electromagnet 17 and connecting plate 16 cooperate so that 16 band of connecting plate
Dynamic junction pole 4 is promoted far from winding 11；Then driving gear motor 12 rotated with moving gear 15 so that junction pole 4 and winding 11 into
One step is separate, realizes self-protection, reduces the transmission of failure.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model also has
Various changes and modifications, these various changes and improvements fall within the scope of the claimed invention.The requires of the utility model
Protection scope is defined by the appending claims and its equivalent thereof.
Claims (9)
1. a kind of Self-protecting mutual inductor, including voltage transformer (8), two groups of junction poles being arranged on voltage transformer (8)
(4), two groups of windings (11) being respectively cooperating with two groups of junction poles (4), it is characterised in that: set in the voltage transformer (8)
It is equipped with the sensing device for experiencing voltage transformer (8) internal temperature and being acted to the next device of control, the electricity
It is provided with and is used for junction pole (4) cooperation so that junction pole (4) rising prevents short-circuit class failure from influencing wiring in pressure mutual inductor (8)
The self-protecting device of bar (4).
2. a kind of Self-protecting mutual inductor according to claim 1, it is characterised in that: two groups of junction poles (4) point
Do not cooperate with two groups of windings (11), the outside of two groups of junction poles (4) is provided with parachute skirt (1).
3. a kind of Self-protecting mutual inductor according to claim 1, it is characterised in that: setting in the junction pole (4)
Have capacitance tube (2), the upper end of the junction pole (4) is provided with connecting terminal (3).
4. a kind of Self-protecting mutual inductor according to claim 1, it is characterised in that: the two of two groups of windings (11)
End is provided with the collets (19) for insulation, and it is L-type that cross section is provided on the end face of the voltage transformer (8)
Baffle (5) is provided with convenient for portable through-hole (5a) on the baffle (5).
5. a kind of Self-protecting mutual inductor according to claim 1, it is characterised in that: the sensing device includes control
Device (9), with the power supply (10) of controller (9) cooperation, be arranged thermistor temperature sensor (7) on voltage transformer (8),
It is arranged on voltage transformer (8) for making junction pole (4) after thermistor temperature sensor (7) is detected and broken down
The lifting device of promotion.
6. a kind of Self-protecting mutual inductor according to claim 5, it is characterised in that: the lifting device includes connection
Plate (13), the connecting rod (14) for being arranged on voltage transformer (8) and connecting with connecting plate (13), setting are held in connecting rod (14)
The connecting plate (16) of electromagnet (17), setting on junction pole (4) in portion, the electromagnet (17) and power supply (10) cooperate.
7. a kind of Self-protecting mutual inductor according to claim 6, it is characterised in that: the connecting plate (16) is permanent magnetism
Iron.
8. a kind of Self-protecting mutual inductor according to claim 6, it is characterised in that: the self-protecting device includes setting
Set the gear ring (16a) in connecting plate (16), the gear motor with gear ring (16a) meshed gears (15) and gear (15) cooperation
(12)。
9. a kind of Self-protecting mutual inductor according to claim 8, it is characterised in that: the voltage transformer (8)
The track (18) with gear motor (12) cooperation is provided on end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821253314.2U CN208903817U (en) | 2018-08-04 | 2018-08-04 | A kind of Self-protecting mutual inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821253314.2U CN208903817U (en) | 2018-08-04 | 2018-08-04 | A kind of Self-protecting mutual inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208903817U true CN208903817U (en) | 2019-05-24 |
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ID=66568747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821253314.2U Active CN208903817U (en) | 2018-08-04 | 2018-08-04 | A kind of Self-protecting mutual inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208903817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717897A (en) * | 2018-08-04 | 2018-10-30 | 安徽华能集团电器有限公司 | A kind of Self-protecting mutual inductor |
-
2018
- 2018-08-04 CN CN201821253314.2U patent/CN208903817U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717897A (en) * | 2018-08-04 | 2018-10-30 | 安徽华能集团电器有限公司 | A kind of Self-protecting mutual inductor |
| CN108717897B (en) * | 2018-08-04 | 2023-11-17 | 安徽华能集团电器有限公司 | Self-protection type mutual inductor |
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