CN207250277U - The energy saving Fuse Type voltage transformer of small size - Google Patents
The energy saving Fuse Type voltage transformer of small size Download PDFInfo
- Publication number
- CN207250277U CN207250277U CN201721152112.4U CN201721152112U CN207250277U CN 207250277 U CN207250277 U CN 207250277U CN 201721152112 U CN201721152112 U CN 201721152112U CN 207250277 U CN207250277 U CN 207250277U
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- fuse
- energy saving
- small size
- transformer
- type voltage
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Abstract
The utility model belongs to field transformer, more particularly to a kind of energy saving Fuse Type voltage transformer of small size, including transformer casing and base, two fuse rooms are equipped with above sensor outer housing, fuse room is obliquely, set outwardly, fuse room end is respectively equipped with input terminal, fuse is equipped with fuse room, movable snap-gauge, spring and metal bar, fuse is set in the same direction with fuse room direction, fuse front end is connected with input terminal, rear end is detachably connected with movable snap-gauge, movable snap-gauge rear end is connected with metal bar, fuse room bottom is equipped with spacing aperture, metal bar is passed through from spacing aperture, spring is provided between spacing aperture and movable snap-gauge, fixation is cored inside transformer casing, primary winding and secondary coil.The utility model provides a kind of energy saving Fuse Type voltage transformer of small size, and transformer casing is integrally poured into a mould with epoxy resin, light structure, and is built-in with fuse, suitable for the high environment of gradation for surface pollution.
Description
Technical field
The utility model belongs to field transformer, and in particular to a kind of energy saving Fuse Type voltage transformer of small size.
Background technology
Voltage transformer is that voltage, the equipment of electric energy, voltage transformer master are measured in electric system or electric control system
If for powering to measuring instrumentss and protective relaying device, for measuring the voltage of circuit, power and electric energy, or for
Expensive equipment, motor and transformer during line failure in protection circuit.Existing voltage transformer is generally by primary line
Circle, secondary coil, iron core and insulation are formed, and first and second coil is coupled by iron core, and primary winding is connected with high-pressure side, secondary
Coil is connected with measuring instrumentss or relay protection device, realized by iron core coupling high pressure is converted into can be convenient for measuring it is low
Pressure or the low pressure for driving relay protection device.The voltage transformer present situation that electric system at present uses is a kind of exhausted using oil
The voltage transformer of edge, there are the shortcomings of volume is big, leakage of oil；Another kind be without built-in fuse outdoor voltage transformer,
This structure for protection voltage transformer need in addition install additional fuse apparatus, so install take up a large area, voltage's distribiuting not
Uniformly, fuse also needs to the defects of periodic maintenance.Above problems are puzzlement electric system service personnel, installation people all the time
The problem of member, is urgently solved the problems, such as in the evolution of electrical outdoor electromagnetic type voltage transformer in electric system.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, there is provided a kind of energy saving Fuse Type voltage transformer of small size,
Transformer casing is integrally poured into a mould with epoxy resin, light structure, and is built-in with fuse, suitable for the high environment of gradation for surface pollution.
In order to achieve the above object, the utility model provides a kind of energy saving Fuse Type voltage transformer of small size, including mutual
Sensor shell and base, the base are strip U-type groove structure, and transformer casing is arranged on directly over base and consolidates with base
Fixed connection, the transformer casing is epoxy resin one moulding by casting, and two fuses are equipped with above the transformer casing
Room, fuse room are set obliquely, outwardly, and fuse room end is respectively equipped with input terminal, be equipped with fuse room fuse,
Movable snap-gauge, spring and metal bar, fuse are set in the same direction with fuse room direction, and fuse front end contacts company with input terminal
Connect, rear end is detachably connected with movable snap-gauge, and movable snap-gauge rear end is connected with metal bar, and fuse room bottom is equipped with spacing small
Hole, metal bar are passed through from spacing aperture, and spring is provided between spacing aperture and movable snap-gauge, is fixed inside transformer casing
Cored, primary winding and secondary coil, the primary winding and secondary coil wind parcel iron core, primary winding and iron core
Equipped with shielded layer, shielded layer is equipped between primary winding and secondary coil and fills epoxy resin poured body, primary winding end
Equipped with electrostatic sheild, the metal bar end is connected to primary winding by cable.
Further, the primary winding is of coupled connections with secondary coil by iron core.
Further, it is additionally provided with grounding pin on the base.
Further, the secondary coil passes through grounding pin grounding connection.
Further, the transformer casing side is equipped with multiple outlet terminals, and secondary coil both ends pass through cable respectively
Connect different outlet terminals.
Further, the transformer casing contacts boss with being equipped with base contacts.
Further, the base both ends offer kidney slot.
Further, the fuse chamber enclosure is equipped with multiple antifouling work skirts.
Further, the transformer casing is equipped with antifouling work skirt.
The utility model provides a kind of energy saving Fuse Type voltage transformer of small size, has the advantages that：
The utility model provides a kind of energy saving Fuse Type voltage transformer of small size, transformer casing epoxy resin one
Cast, light structure, and fuse is built-in with, suitable for the high environment of gradation for surface pollution.
Brief description of the drawings
The front view structure signal for the energy saving Fuse Type voltage transformer of small size that Fig. 1 is provided by the utility model embodiment
Figure；
The left view structural representation for the energy saving Fuse Type voltage transformer of small size that Fig. 2 is provided by the utility model embodiment
Figure；
The cross-section structure signal for the energy saving Fuse Type voltage transformer of small size that Fig. 3 is provided by the utility model embodiment
Figure.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Wherein, 1- transformer casings, 2- bases, 3- the first antifouling work skirts, 4- fuses room, 5- the second antifouling work skirts, 6-
Input terminal, 7- contact boss, 8- grounding pins, 9- fuses, 10- activity snap-gauges, 11- springs, 12- metal bars, 13- is once
Coil, 14- electrostatic sheilds, 15- first screen layers, 16- secondary coils, 17- secondary shielding layers, 18- iron cores, 19- kidney slots.
Referring to shown in Fig. 1, Fig. 2, Fig. 3, the utility model provides a kind of energy saving Fuse Type voltage transformer of small size, including
Transformer casing 1 and base 2, the base 2 are strip U-type groove structure, transformer casing 1 be arranged on directly over base 2 and with
Base 2 is fixedly connected, and the transformer casing 1 is epoxy resin one moulding by casting, and the top of transformer casing 1 is equipped with two
A fuse room 4, fuse room 4 are set obliquely, outwardly, and 4 end of fuse room is respectively equipped with input terminal 6, fuse room 4
Interior fuse 9, movable snap-gauge 10, spring 11 and metal bar 12, the fuse 9 of being equipped with is set in the same direction with 4 direction of fuse room, is fused
9 front end of device is connected with input terminal 6, and rear end is detachably connected with movable snap-gauge 10, and movable 10 rear end of snap-gauge is connected with gold
Belong to rod 12,4 bottom of fuse room is equipped with spacing aperture, and metal bar 12 is passed through from spacing aperture, spacing aperture and movable snap-gauge
It is provided with spring 11 between 10, the inside of transformer casing 1 is fixed cored 18, primary winding 13 and secondary coil 16, and described one
Secondary coil 13 and secondary coil 16 wind parcel iron core 18, and secondary shielding layer 17 is equipped between secondary coil 13 and iron core 18,
First screen layer 15 is equipped between primary winding 13 and secondary coil 16 and fills epoxy resin poured body, 13 end of primary winding
Portion is equipped with electrostatic sheild 14, and 12 end of metal bar is connected to primary winding 13 by cable.
Further, the primary winding 13 is of coupled connections with secondary coil 16 by iron core 18.
Further, it is additionally provided with grounding pin 8 on the base 2.
Further, the secondary coil 16 passes through 8 grounding connection of grounding pin.
Further, 1 side of transformer casing is equipped with multiple outlet terminals, and 16 both ends of secondary coil pass through line respectively
Cable connects different outlet terminals.
Further, the transformer casing 1 is equipped with 2 contact position of base and contacts boss 7, and 7 bottom surface of contact boss is smooth,
To increase the contact area of transformer casing 1 and base 2, make the two contact fastening, it is not easily to fall off.
Further, 2 both ends of base offer kidney slot 19.
Further, 4 shell of fuse room is equipped with multiple second antifouling work skirts 5.
Further, the transformer casing 1 is equipped with the first antifouling work skirt 3.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or order.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only include that
A little key elements, but also including other elements that are not explicitly listed, or further 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 also there are other identical element in the process, method, article or apparatus that includes the element.
Use above specific case is set forth the principle and embodiment of the utility model, above example
Illustrate to be only intended to help the method and its core concept for understanding the utility model；Meanwhile for the general technology people of this area
Member, according to the thought of the utility model, there will be changes in specific embodiments and applications, in conclusion this
Description should not be construed as the limitation to the utility model.
Claims (9)
- A kind of 1. energy saving Fuse Type voltage transformer of small size, it is characterised in that including transformer casing and base, the base For strip U-type groove structure, transformer casing is arranged on directly over base and is fixedly connected with base, and the transformer casing is Epoxy resin one moulding by casting, is equipped with two fuse rooms above the transformer casing, fuse room obliquely, towards peripheral hardware Put, fuse room end is respectively equipped with input terminal, and fuse, movable snap-gauge, spring and metal bar are equipped with fuse room, is melted Disconnected device is set in the same direction with fuse room direction, and fuse front end is connected with input terminal, and rear end and movable snap-gauge are detachable Connection, movable snap-gauge rear end are connected with metal bar, and fuse room bottom is equipped with spacing aperture, and metal bar is worn from spacing aperture Cross, spring is provided between spacing aperture and movable snap-gauge, cored, primary winding and secondary line are fixed inside transformer casing Circle, the primary winding and secondary coil wind parcel iron core, and primary winding is equipped with shielded layer, primary winding and two with iron core Shielded layer is equipped between secondary coil and fills epoxy resin poured body, primary winding end is equipped with electrostatic sheild, the metal bar end End is connected to primary winding by cable.
- 2. the energy saving Fuse Type voltage transformer of small size according to claim 1, it is characterised in that the primary winding with Secondary coil is of coupled connections by iron core.
- 3. the energy saving Fuse Type voltage transformer of small size according to claim 1, it is characterised in that also set on the base There is grounding pin.
- 4. the energy saving Fuse Type voltage transformer of small size according to claim 3, it is characterised in that the secondary coil leads to Cross grounding pin grounding connection.
- 5. the energy saving Fuse Type voltage transformer of small size according to claim 1, it is characterised in that the transformer casing Side is equipped with multiple outlet terminals, and secondary coil both ends connect different outlet terminals by cable respectively.
- 6. the energy saving Fuse Type voltage transformer of small size according to claim 1, it is characterised in that the transformer casing Boss is contacted with being equipped with base contacts.
- 7. the energy saving Fuse Type voltage transformer of small size according to claim 1, it is characterised in that open at the base both ends Equipped with kidney slot.
- 8. the energy saving Fuse Type voltage transformer of small size according to claim 1, it is characterised in that outside the fuse room Shell is equipped with multiple antifouling work skirts.
- 9. the energy saving Fuse Type voltage transformer of small size according to claim 1, it is characterised in that the transformer casing Equipped with antifouling work skirt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721152112.4U CN207250277U (en) | 2017-09-11 | 2017-09-11 | The energy saving Fuse Type voltage transformer of small size |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721152112.4U CN207250277U (en) | 2017-09-11 | 2017-09-11 | The energy saving Fuse Type voltage transformer of small size |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207250277U true CN207250277U (en) | 2018-04-17 |
Family
ID=61887679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721152112.4U Active CN207250277U (en) | 2017-09-11 | 2017-09-11 | The energy saving Fuse Type voltage transformer of small size |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207250277U (en) |
-
2017
- 2017-09-11 CN CN201721152112.4U patent/CN207250277U/en active Active
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