CN207165408U - Large Copacity power type voltage transformer - Google Patents
Large Copacity power type voltage transformer Download PDFInfo
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- CN207165408U CN207165408U CN201721146265.8U CN201721146265U CN207165408U CN 207165408 U CN207165408 U CN 207165408U CN 201721146265 U CN201721146265 U CN 201721146265U CN 207165408 U CN207165408 U CN 207165408U
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- transformer
- outlet terminal
- base
- large copacity
- power type
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Abstract
The utility model belongs to field transformer, more particularly to a kind of Large Copacity power type voltage transformer, including transformer casing and base, the base is square plate, transformer casing is directly over base, and it is fixedly connected with base, base corner offers mounting hole respectively, the transformer casing is epoxy resin one moulding by casting, fixation is cored inside transformer casing, primary winding and secondary coil, both ends are respectively equipped with two binding posts at the top of transformer casing, respectively binding post A and binding post B, transformer casing side is provided with four outlet terminals, respectively outlet terminal 1a, outlet terminal 2a, outlet terminal 1b and outlet terminal 2b, binding post connects primary winding, outlet terminal connecting secondary coil.The utility model compact, relative to the transformer lighter in weight of peer-level, and antifouling work skirt is provided with, improves the creep age distance of transformer, prevent from puncturing, improve the rated voltage of the transformer of peer-level.
Description
Technical field
The utility model belongs to field transformer, and in particular to a kind of Large Copacity power type voltage transformer.
Background technology
Large Copacity power type voltage transformer is that voltage, the equipment of electric energy are measured in power system or electric control system,
Large Copacity power type voltage transformer is primarily used to measuring instrumentss and protective relaying device power supply, for the electricity of measurement circuitry
Pressure, power and electric energy, or for the expensive equipment in the protection circuit in line failure, motor and transformer.It is existing
Large Copacity power type voltage transformer be mainly made up of primary winding, secondary coil, iron core and insulation.Existing Large Copacity electricity
Source formula voltage transformer excitation property knee voltage is low, it is impossible to meets specific demand.
The content of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, there is provided a kind of Large Copacity power type voltage transformer, use
Resin one moulding by casting, aesthetic in appearance, compact, relative to the transformer lighter in weight of peer-level, while integrally pour
The transformer casing of injection forming is provided with antifouling work skirt, improves the creep age distance of transformer, prevents from puncturing, improve peer-level
The rated voltage of transformer.
In order to achieve the above object, the utility model provides a kind of Large Copacity power type voltage transformer, including transformer
Shell and base, the base are square plate, and transformer casing is fixedly connected directly over base and with base, base
Corner offers mounting hole respectively, and the transformer casing is epoxy resin one moulding by casting, is fixed inside transformer casing
Cored, primary winding and secondary coil, transformer casing top both ends are respectively equipped with two binding posts, respectively terminals
Sub- A and binding post B, transformer casing side are provided with four outlet terminals, respectively outlet terminal 1a, outlet terminal 2a, gone out
Line terminals 1b and outlet terminal 2b, binding post connection primary winding, outlet terminal connecting secondary coil.
Further, it is additionally provided with grounding pin on the base.
Further, the secondary coil passes through grounding pin grounding connection.
Further, the both ends of primary winding cabling inside transformer casing, binding post A is connected respectively and is connect
Line terminals B.
Further, secondary coil cabling inside transformer casing, one end connection outlet terminal 1a and leading-out terminal
Sub- 2a, other end connection outlet terminal 1b and outlet terminal 2b.
Further, multiple antifouling work skirts are provided with the top of the transformer casing.
Further, the transformer casing contacts boss with being provided with base contacts.
The beneficial effects of the utility model are：
The utility model provides a kind of Large Copacity power type voltage transformer, beautiful using resin one moulding by casting, external form
See, compact, relative to the transformer lighter in weight of peer-level, while the transformer casing of integral moulding by casting is provided with and prevented
Pollution flashover skirt, the creep age distance of transformer is improved, prevent from puncturing, improve the rated voltage of the transformer of peer-level.
Brief description of the drawings
The main structure diagram for the Large Copacity power type voltage transformer that Fig. 1 is provided by the utility model embodiment；
The left view structural representation for the Large Copacity power type voltage transformer that Fig. 2 is provided by the utility model embodiment；
The overlooking the structure diagram for the Large Copacity power type voltage transformer that Fig. 3 is provided by the utility model embodiment；
One of wiring diagram of Large Copacity power type voltage transformer that Fig. 4 is provided by the utility model embodiment；
The two of the wiring diagram for the Large Copacity power type voltage transformer that Fig. 5 is provided by the utility model embodiment.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Wherein, 1- transformer casings, 2- bases, 3- binding posts A, 4- antifouling work skirt, 5- binding posts B, 6- grounding lead
Pin, 7- contact boss, 8- outlet terminals 1a, 9- outlet terminal 2a, 10- outlet terminal 1b, 11- outlet terminal 2b, 12- kidney-shaped
Hole.
Referring to Fig. 1, Fig. 2 and Fig. 3, the utility model provides a kind of Large Copacity power type voltage transformer, it is characterised in that
Including transformer casing 1 and base 2, the base 2 is square plate, transformer casing 1 directly over base 2 and with bottom
Seat 2 is fixedly connected, and 2 four jiaos of base offers mounting hole 12 respectively, and the transformer casing 1 is that epoxy resin integrally pours into
Type, the fixed cored, primary winding in the inside of transformer casing 1 and secondary coil, the top both ends of transformer casing 1 are respectively equipped with two
Individual binding post, respectively binding post A and binding post B, the side of transformer casing 1 are provided with four outlet terminals, are respectively
Outlet terminal 1a, outlet terminal 2a, outlet terminal 1b and outlet terminal 2b, binding post connection primary winding, outlet terminal connect
Connect secondary coil.
Further, it is additionally provided with grounding pin 6 on the base 2.
Further, the secondary coil passes through the grounding connection of grounding pin 6.
Further, the both ends of the primary winding are in the inside cabling of transformer casing 1, connect respectively binding post A and
Binding post B.
Further, the secondary coil is in the inside cabling of transformer casing 1, one end connection outlet terminal 1a and leading-out terminal
Sub- 2a, other end connection outlet terminal 1b and outlet terminal 2b.
Further, the top of transformer casing 1 is provided with multiple antifouling work skirts 4.
Further, the transformer casing 1 is provided with the contact position of base 2 and contacts boss 7, and contact boss 7 bottom surface is smooth,
To increase the contact area of transformer casing 1 and base 2, make the two contact fastening, it is difficult for drop-off.
The arrangement mode book techniques well known of primary winding, secondary coil and iron core inside transformer casing 1, no
Remake figure detailed description.With reference to the connection line figure of coil and iron core, there is provided other embodiment of the present utility model.
It refer to Fig. 4, the wiring diagram for the Large Copacity power type voltage transformer that Fig. 4 is provided by the utility model embodiment
One of；In the present embodiment, including a secondary coil, secondary coil is by the grounding connection of grounding pin 6, and the one of secondary coil
End connection outlet terminal 1a and outlet terminal 2a, other end connection outlet terminal 1b and outlet terminal 2b.
It refer to Fig. 5, the wiring diagram for the Large Copacity power type voltage transformer that Fig. 5 is provided by the utility model embodiment
Two；In the present embodiment, including two secondary coils, respectively the first secondary coil and the second secondary coil, two secondary
Coil connects outlet terminal 1a and outlet terminal 1b respectively by the grounding connection of grounding pin 6, the both ends of the first secondary coil,
The both ends of second secondary coil connect outlet terminal 2a and outlet terminal 2b respectively.
Finally, it is to be noted that, herein, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of elements not only include that
A little key elements, but also the other element including being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except other identical element in the process including the key element, method, article or equipment being also present.
Use above specific case is set forth to principle of the present utility model and embodiment, above example
Illustrate that being only intended to help understands method and its core concept of the present utility model；Meanwhile for the general technology people of this area
Member, according to thought of the present utility model, there will be changes in specific embodiments and applications, in summary, this
Description should not be construed as to limitation of the present utility model.
Claims (7)
1. a kind of Large Copacity power type voltage transformer, it is characterised in that including transformer casing and base, the base is side
Shape thin plate, transformer casing are fixedly connected directly over base and with base, and base corner offers mounting hole respectively, institute
It is epoxy resin one moulding by casting to state transformer casing, and cored, primary winding and secondary line are fixed inside transformer casing
Circle, both ends are respectively equipped with two binding posts, respectively binding post A and binding post B at the top of transformer casing, outside transformer
Shell-side face is provided with four outlet terminals, respectively outlet terminal 1a, outlet terminal 2a, outlet terminal 1b and outlet terminal 2b, connects
Line terminals connect primary winding, outlet terminal connecting secondary coil.
2. Large Copacity power type voltage transformer according to claim 1, it is characterised in that be additionally provided with and connect on the base
Ground pin.
3. Large Copacity power type voltage transformer according to claim 2, it is characterised in that the secondary coil is by connecing
Ground pin grounding connection.
4. Large Copacity power type voltage transformer according to claim 1, it is characterised in that the both ends of the primary winding
The cabling inside transformer casing, binding post A and binding post B is connected respectively.
5. Large Copacity power type voltage transformer according to claim 1, it is characterised in that the secondary coil is in mutual inductance
Device enclosure cabling, one end connection outlet terminal 1a and outlet terminal 2a, other end connection outlet terminal 1b and outlet terminal
2b。
6. Large Copacity power type voltage transformer according to claim 1, it is characterised in that at the top of the transformer casing
Provided with multiple antifouling work skirts.
7. Large Copacity power type voltage transformer according to claim 1, it is characterised in that the transformer casing and bottom
Seated connection synapsis is provided with contact boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721146265.8U CN207165408U (en) | 2017-09-08 | 2017-09-08 | Large Copacity power type voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721146265.8U CN207165408U (en) | 2017-09-08 | 2017-09-08 | Large Copacity power type voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207165408U true CN207165408U (en) | 2018-03-30 |
Family
ID=61720712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721146265.8U Active CN207165408U (en) | 2017-09-08 | 2017-09-08 | Large Copacity power type voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207165408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378201A (en) * | 2018-11-23 | 2019-02-22 | 厦门大互科技有限公司 | The current transformer of 35kV or less an epoxy resin pouring tap of band |
-
2017
- 2017-09-08 CN CN201721146265.8U patent/CN207165408U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378201A (en) * | 2018-11-23 | 2019-02-22 | 厦门大互科技有限公司 | The current transformer of 35kV or less an epoxy resin pouring tap of band |
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