CN208538681U - Electronic electromagnetic open air combination voltage mutual inductor - Google Patents
Electronic electromagnetic open air combination voltage mutual inductor Download PDFInfo
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- CN208538681U CN208538681U CN201821098714.0U CN201821098714U CN208538681U CN 208538681 U CN208538681 U CN 208538681U CN 201821098714 U CN201821098714 U CN 201821098714U CN 208538681 U CN208538681 U CN 208538681U
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Abstract
Electronic electromagnetic open air combination voltage mutual inductor, including insulation shell.Setting electronic type voltage transformer and electromagnetic potential transformer in insulation shell.Electronic type voltage transformer includes the mutual inductance of A phase electronic type voltage, B phase electronic type voltage mutual inductance and C phase electronic type voltage mutual inductance.The both ends of the primary coil of electromagnetic potential transformer are separately connected fuse lower end of A phase of A phase electronic type voltage mutual inductance and fuse lower end of B phase of B phase electronic type voltage mutual inductance.Three-phase electronic mutual induction of voltage is arranged in corresponding king-post.This mutual inductor is compact-sized, voltage transformers equipped with two forms, installation and easy to maintain.
Description
Technical field
The utility model belongs to mutual inductor field, in particular to electronic electromagnetic open air combination voltage mutual inductor, is a kind of
10KV electronic electromagnetic two-in-one type voltage combination transformer is suitable for Standard type novel intelligent electronic instrument and meter, does electricity
It can measure and provide operation power to equipment and use.
Background technique
Currently, national grid gradually changes to smart grid, this requires relevant first and second equipment must be to number
Change, intelligent direction development, and the interface that mutual inductor is important as primary equipment in power grid, play vital work
With.And traditional combination transformer volume is big, output is analog quantity, and is easy to appear various electrical hazards, can not
Meets the needs of smart grid development.
Utility model content
The purpose of this utility model, is to provide electronic electromagnetic open air combination voltage mutual inductor, this mutual inductor is compact-sized,
It is small in size, installation and it is easy to maintain.
The technical solution adopted is that:
Electronic electromagnetic open air combination voltage mutual inductor, including insulation shell.
Technical points are:
Setting electronic type voltage transformer and electromagnetic potential transformer in insulation shell.
Electronic type voltage transformer includes the mutual inductance of A phase electronic type voltage, B phase electronic type voltage mutual inductance and C phase electronic type electricity
Press mutual inductance.
The A phase that the both ends of the primary coil of electromagnetic potential transformer are separately connected A phase electronic type voltage mutual inductance is once molten
Fuse lower end of B phase of disconnected device lower end and B phase electronic type voltage mutual inductance.
Three-phase electronic mutual induction of voltage is arranged in corresponding king-post.
The advantage is that:
This mutual inductor is compact-sized, small in size, installation and easy to maintain, and secondary output is jamproof digital quantity,
Electronic type part is that had using new-type resin-encapsulated capacitance partial pressure subzero 40 DEG C in low temperature, to high temperature 70 DEG C of change above freezing
Change in range, stable temperature coefficient, it is unsaturated under big overvoltage, fully meet 3P grades of protection requirements.Electromagnet portion is adopted
With with control power coil, operation power can be provided to secondary device.Electronics and electromagnetism upper end all have fuse protection, protect
A capacitor and an electromagnetic coil are protected not by overcurrent damage.
Detailed description of the invention
Fig. 1 is the main view of the utility model.
Fig. 2 is the side view of the utility model.
Fig. 3 is the top view of the utility model.
A phase primary connection screw 1, terminal cover 2 of A phase, screwed pipe 3 of A phase, A phase fuse 4, an insulation shell
Body 5, silicon rubber casings 6, A phase primary connection net 7, primary coil 8, main insulating layer 9, secondary coil 10, iron core 11, secondary connection
Inserts 12, pedestal channel steel 13, lead 14 of A phase capacitor, A phase high pressure lateral capacitance 15, hanging ring 16, earth stud 17, footing are embedding
Part 18, two secondary lids and label 19, secondary outgoing line hole 20, A phase capacitor low-voltage lead 21, common low pressure lateral capacitance 22, A phase inserts
23。
Specific embodiment
Electronic electromagnetic open air combination voltage mutual inductor, including insulation shell 5.
Setting electronic type voltage transformer and electromagnetic potential transformer in insulation shell 5.
Electronic type voltage transformer includes the mutual inductance of A phase electronic type voltage, B phase electronic type voltage mutual inductance and C phase electronic type electricity
Mutual inductance is pressed, is separately positioned in the king-post of corresponding phase.
A phase electronic type voltage mutual inductance includes A phase primary connection screw 1, terminal cover 2 of A phase, A phase 4 and of fuse
A phase high pressure lateral capacitance 15.
B phase electronic type voltage mutual inductance includes B phase primary connection screw, terminal cover of B phase, fuse of B phase and B phase
High pressure lateral capacitance.
C phase electronic type voltage mutual inductance includes C phase primary connection screw, terminal cover of C phase, fuse of C phase and C phase
High pressure lateral capacitance.
Electromagnetic potential transformer includes iron core 11, primary coil 8 and secondary coil 10.
Insulation shell 5 is integrally formed with A phase king-post, B phase king-post and C phase king-post.Three-phase king-post is located at 5 rear side of insulation shell.
It is equipped with terminal cover 2 of A phase primary connection screw 1 and A phase at the top of A phase king-post, leads to below terminal cover 2 of A phase
It crosses screwed pipe 3 of A phase and connects 4 upper end of fuse of A phase, the fixed A phase inserts 23 in 4 lower end of fuse of A phase, A phase is embedding
Part 23 connects 15 high-voltage end of A phase high pressure lateral capacitance by lead 14 of A phase capacitor.
A phase primary connection net 7 is set in 4 lower end of fuse of A phase, and 7 bottom of A phase primary connection net connects A phase inserts
23.A phase primary connection net 7(metal mesh) play shielding action.
It is equipped with terminal cover of B phase primary connection screw and B phase at the top of B phase king-post, passes through B below terminal cover of B phase
Screwed pipe of phase connects fuse upper end of B phase, the fixed B phase inserts in fuse lower end of B phase, and B phase inserts passes through B phase
Lead of capacitor connects B phase high-pressure side capacitor high voltage end.
B phase primary connection net cover is located at fuse lower end of B phase, and B phase primary connection sieve bottom connects B phase inserts.
It is equipped with terminal cover of C phase primary connection screw and C phase at the top of C phase king-post, passes through C below terminal cover of C phase
Screwed pipe of phase connects fuse upper end of C phase, the fixed C phase inserts in fuse lower end of C phase, and C phase inserts passes through C phase
Lead of capacitor connects C phase high-pressure side capacitor high voltage end.
C phase primary connection net cover is located at fuse lower end of C phase, and C phase primary connection sieve bottom connects C phase inserts.
15 low-pressure end of A phase high pressure lateral capacitance is logical by 21 lower end of A phase capacitor low-voltage lead, B phase high pressure lateral capacitance low-pressure end
It crosses B phase capacitor low-voltage lead lower end, C phase high pressure lateral capacitance low-pressure end and common low pressure is connected by C phase capacitor low-voltage lead lower end
22 high-voltage end of lateral capacitance.
22 low-pressure end of common low pressure lateral capacitance connects secondary connection inserts 12 by lead, has two on secondary connection inserts 12
Secondary terminal screw.
It is additionally provided with iron core 11 in insulation shell 5, is located at 5 inner front side of insulation shell.
Winding secondary coil 10 on iron core 11,10 outside winding primary coil 8 of secondary coil.Secondary coil 10 and primary line
There is main insulating layer 9 between circle.
The both ends of primary coil 8 are separately connected A phase inserts 23 and B phase inserts.
10 both ends of secondary coil connect secondary outlet terminal.
Secondary outlet terminal and secondary connection inserts 12 are respectively positioned on 19 inside of two secondary lids and label.
Secondary outlet terminal outlet and 12 outlet of secondary connection inserts are from 20 outlet of secondary outgoing line hole.
5 bottom of insulation shell is fixed with multiple pedestal channel steels 13, is fixed with hanging ring 16 and earth stud on pedestal channel steel 13
17。
5 bottom of insulation shell is further fixed on footing inserts 18.Insulation shell 5 is epoxy resins insulation shell.Main insulating layer 9
For epoxy resin insulating layers.Silicon rubber casings 6 are arranged on the outside of insulation shell 5, silicon rubber casings 6 have umbrella side.
Claims (8)
1. electronic electromagnetic open air combination voltage mutual inductor, including insulation shell (5)；It is characterized by:
Setting electronic type voltage transformer and electromagnetic potential transformer in insulation shell (5)；
Electronic type voltage transformer includes that the mutual inductance of A phase electronic type voltage, B phase electronic type voltage mutual inductance and C phase electronic type voltage are mutual
Sense；
The A phase that the both ends of the primary coil (8) of electromagnetic potential transformer are separately connected A phase electronic type voltage mutual inductance once fuses
Fuse lower end of B phase of device (4) lower end and B phase electronic type voltage mutual inductance.
2. electronic electromagnetic open air combination voltage mutual inductor according to claim 1, it is characterised in that:
A phase electronic type voltage mutual inductance includes A phase primary connection screw (1), terminal cover (2) of A phase, A phase fuse (4)
With A phase high pressure lateral capacitance (15)；
B phase electronic type voltage mutual inductance includes B phase primary connection screw, terminal cover of B phase, fuse of B phase and B phase high pressure
Lateral capacitance；
C phase electronic type voltage mutual inductance includes C phase primary connection screw, terminal cover of C phase, fuse of C phase and C phase high pressure
Lateral capacitance；
Insulation shell (5) surface is equipped with terminal cover (2) of A phase primary connection screw (1) and A phase, terminal cover (2) of A phase
Lower section connects fuse (4) upper end of A phase, the fixed A phase in fuse (4) lower end of A phase by screwed pipe (3) of A phase
Inserts (23), A phase inserts (23) connect A phase high pressure lateral capacitance (15) high-voltage end by lead (14) of A phase capacitor；
Insulation shell (5) surface is equipped with terminal cover of B phase primary connection screw and B phase, passes through B below terminal cover of B phase
Screwed pipe of phase connects fuse upper end of B phase, the fixed B phase inserts in fuse lower end of B phase, and B phase inserts passes through B phase
Lead of capacitor connects B phase high-pressure side capacitor high voltage end；
Insulation shell (5) surface is equipped with terminal cover of C phase primary connection screw and C phase, passes through C below terminal cover of C phase
Screwed pipe of phase connects fuse upper end of C phase, the fixed C phase inserts in fuse lower end of C phase, and C phase inserts passes through C phase
Lead of capacitor connects C phase high-pressure side capacitor high voltage end；
A phase high pressure lateral capacitance (15) low-pressure end is logical by A phase capacitor low-voltage lead (21) lower end, B phase high pressure lateral capacitance low-pressure end
It crosses B phase capacitor low-voltage lead lower end, C phase high pressure lateral capacitance low-pressure end and common low pressure is connected by C phase capacitor low-voltage lead lower end
Lateral capacitance (22) high-voltage end；
Common low pressure lateral capacitance (22) low-pressure end connects secondary connection inserts (12) by lead.
3. electronic electromagnetic open air combination voltage mutual inductor according to claim 2, it is characterised in that:
A phase primary connection net (7) is set in fuse (4) lower end of A phase, and it is embedding that phase primary connection net (7) bottom A connects A phase
Part (23)；
B phase primary connection net cover is located at fuse lower end of B phase, and B phase primary connection sieve bottom connects B phase inserts；
C phase primary connection net cover is located at fuse lower end of C phase, and C phase primary connection sieve bottom connects C phase inserts.
4. electronic electromagnetic open air combination voltage mutual inductor according to claim 1, it is characterised in that: electromagnetic potential is mutual
Sensor includes iron core (11), primary coil (8) and secondary coil (10)；
Is additionally provided with iron core (11) in insulation shell (5), winding secondary coil (10) on iron core (11), on the outside of secondary coil (10) around
If primary coil (8)；There are main insulating layer (9) between secondary coil (10) and primary coil；Secondary coil (10) both ends connection two
Secondary outlet terminal.
5. electronic electromagnetic open air combination voltage mutual inductor according to claim 1, it is characterised in that: insulation shell (5)
Bottom is fixed with multiple pedestal channel steels (13), is fixed with hanging ring (16) and earth stud (17) on pedestal channel steel (13).
6. electronic electromagnetic open air combination voltage mutual inductor according to claim 1, it is characterised in that: insulation shell (5)
Bottom is further fixed on footing inserts (18)；Insulation shell (5) is epoxy resins insulation shell.
7. electronic electromagnetic open air combination voltage mutual inductor according to claim 4, it is characterised in that: main insulating layer (9)
For epoxy resin insulating layers.
8. electronic electromagnetic open air combination voltage mutual inductor according to claim 1, it is characterised in that: insulation shell (5)
Outside is arranged silicon rubber casings (6), and silicon rubber casings (6) have umbrella side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821098714.0U CN208538681U (en) | 2018-07-12 | 2018-07-12 | Electronic electromagnetic open air combination voltage mutual inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821098714.0U CN208538681U (en) | 2018-07-12 | 2018-07-12 | Electronic electromagnetic open air combination voltage mutual inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208538681U true CN208538681U (en) | 2019-02-22 |
Family
ID=65387062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821098714.0U Active CN208538681U (en) | 2018-07-12 | 2018-07-12 | Electronic electromagnetic open air combination voltage mutual inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208538681U (en) |
-
2018
- 2018-07-12 CN CN201821098714.0U patent/CN208538681U/en active Active
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