CN209199763U - One kind, which has, carries vacuum voltage regulating distribution transformer - Google Patents
One kind, which has, carries vacuum voltage regulating distribution transformer Download PDFInfo
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- CN209199763U CN209199763U CN201822079740.5U CN201822079740U CN209199763U CN 209199763 U CN209199763 U CN 209199763U CN 201822079740 U CN201822079740 U CN 201822079740U CN 209199763 U CN209199763 U CN 209199763U
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Abstract
The utility model discloses a kind of load vacuum voltage regulating distribution transformers, including cabinet, corrugate fin, fuel tank, rear pump, vacuum pressure regulator and iron core, placement plate is fixedly mounted in the top of the box, bushing and low-tension bushing is fixedly mounted in the top of placement plate, bushing several, and bushing is close to the front surface of cabinet, low-tension bushing several, and low-tension bushing is close to the rear surface of cabinet, oil level indicator is fixedly mounted in the top of placement plate, installation fuel tank is fixed by the bracket on the right side of cabinet, one end of the first flowline is fixedly mounted in the bottom of fuel tank, rear pump is fixedly mounted in the rear surface of fuel tank, the oil inlet end of rear pump is connected to fuel tank internal, one end of the second flowline is fixedly mounted in the oil outlet of rear pump, iron core is fixedly mounted in the inside bottom of cabinet, wrapped on cores is arranged low pressure winding, it is wound outside low pressure winding It is arranged high-voltage winding, vacuum pressure regulator is fixedly mounted in the inside top of cabinet.
Description
Technical field
It is specifically a kind of to have load vacuum voltage regulating distribution transformer the utility model relates to use controller switching equipment field.
Background technique
Transformer is the device for changing alternating voltage using the principle of electromagnetic induction, and main member is primary coil, secondary
Grade coil and iron core, major function have: voltage transformation, current transformation, impedance transformation, isolation, pressure stabilizing etc. can be divided by purposes
Are as follows: (electric furnace becomes, rectifies change, power frequency testing transformer, pressure regulator, mining change, audio transformation for power transformer and special transformer
Device, intermediate-frequency transformer, high frequency transformer, impact transformer, instrument transformer, electronic transformer, reactor, mutual inductor etc.), it is existing
There is oil immersion-type distribution transformer when in use, internal insulating radiation oil can not be replaced in time, cause inside that may radiate
Bad, the process of internal high-low pressure switching needs to carry out under no load, and use is very inconvenient, high-low pressure switching
When the arc light of generation will affect oil.
Utility model content
Have the purpose of this utility model is to provide one kind and carry vacuum voltage regulating distribution transformer, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions:
One kind, which has, carries vacuum voltage regulating distribution transformer, including cabinet, corrugate fin, fuel tank, rear pump, vacuum pressure regulator
And iron core, the top of the box are fixedly installed with placement plate, are fixedly installed with bushing and low-tension bushing at the top of placement plate,
Bushing has several, and bushing, close to the front surface of cabinet, low-tension bushing has several, and low-tension bushing is close to case
The rear surface of body is fixedly installed with oil level indicator at the top of placement plate, and oil level indicator is connected to the inside of cabinet, and oil level indicator is located at low pressure
It between casing and bushing, is fixed by the bracket on the right side of the cabinet and fuel tank is installed, the bottom of fuel tank is fixedly installed with
The other end of one end of the first flowline, the first flowline is connected to box house, and the rear surface of fuel tank is fixedly installed with output
Pump, the oil inlet end of rear pump is connected to fuel tank internal, and the oil outlet of rear pump is fixedly installed with one end of the second flowline, and second
The other end of flowline is connected to box house, and the inside bottom of the cabinet is fixedly installed with iron core, and wrapped on cores is arranged
There is low pressure winding, is wound outside low pressure winding and be arranged with high-voltage winding, the inside top of the cabinet is fixedly installed with vacuum pressure regulation
Device, vacuum pressure regulator include that vacuum tap changer, high tension terminal, high-voltage connection, trolley pole, low tension terminal and low pressure connect
Line, the vacuum tap changer are fixedly mounted on the inside top of cabinet, and the bottom of vacuum tap changer is fixedly installed with high pressure
Binding post and low tension terminal are installed by welding with one end of high-voltage connection, the other end welding of high-voltage connection on high tension terminal
It is mounted in high-voltage winding, one end of low pressure wiring is installed by welding on low tension terminal, the other end of low pressure wiring welds welding
It is mounted in low pressure winding, vacuum tap changer lower rotation is equipped with trolley pole.
As a further solution of the present invention: the front surface and rear surface of the cabinet are fixedly installed with several ripples
Cooling fin.
The bottom of the cabinet is fixedly installed with supporting leg as a further solution of the present invention, and supporting leg has
Two, and be symmetrical arranged, run through in supporting leg and offers through-hole and be fixedly installed with thread bush, thread bush internal screw thread in through-hole
Threaded rod is installed.
Check valve is provided on first flowline as a further solution of the present invention,.
Insulation board is provided between the high-voltage winding and low pressure winding as a further solution of the present invention,.
Compared with prior art, the utility model has the beneficial effects that by threaded rod and supporting leg by transformer grounding,
When preventing the transformer overload or short circuit, cause electric power accident, is dissipated by the way that ripple is fixedly mounted in cabinet front surface and rear surface
Backing is conducive to transformer internal high temperature after working long hours and radiates, by design fuel tank convenient for box house
Insulating oil is replaced by rear pump, and preventing box house insulating oil that aging is used for a long time influences the insulation and heat dissipation of insulating oil
Ability, by designing vacuum pressure regulator, using vacuum extinction, the arc light in handoff procedure does not influence oil and can be according to electricity
Buckling, automatic to realize the switching of transformer actual motion voltage, handoff procedure keeps the power supply continuity of low-pressure side, generates behaviour
The duration for making overvoltage is less than 1ms, does not influence low-pressure side electrical equipment safe and stable operation.
Detailed description of the invention
Fig. 1 is to have the structural schematic diagram for carrying vacuum voltage regulating distribution transformer.
Fig. 2 is to have the main view carried in vacuum voltage regulating distribution transformer.
Fig. 3 is to have the enlarged drawing for carrying vacuum pressure regulator in vacuum voltage regulating distribution transformer.
Fig. 4 is to have the right view for carrying vacuum voltage regulating distribution transformer.
In figure: low-tension bushing 1, bushing 2, placement plate 3, cabinet 4, corrugate fin 5, oil level indicator 6, fuel tank 7, bracket
8, the first flowline 9, check valve 10, thread bush 11, supporting leg 12, threaded rod 13, rear pump 14, the second flowline 15, vacuum
Pressure regulator 16, insulation board 17, iron core 18, low pressure winding 19, high-voltage winding 20, vacuum tap changer 21, high tension terminal 22, height
Compression bonded line 23, trolley pole 24, low tension terminal 25 and low pressure wiring 26.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~4, in the utility model embodiment, one kind, which has, carries vacuum voltage regulating distribution transformer, including low pressure set
It is pipe 1, bushing 2, placement plate 3, cabinet 4, corrugate fin 5, oil level indicator 6, fuel tank 7, bracket 8, the first flowline 9, unidirectional
Valve 10, thread bush 11, supporting leg 12, threaded rod 13, rear pump 14, the second flowline 15, vacuum pressure regulator 16, insulation board 17,
Iron core 18, low pressure winding 19, high-voltage winding 20, vacuum tap changer 21, high tension terminal 22, high-voltage connection 23, trolley pole 24,
Low tension terminal 25 and low pressure wiring 26, placement plate 3 is fixedly installed at the top of the cabinet 4, and the top of placement plate 3 is fixedly mounted
There are bushing 2 and low-tension bushing 1, bushing 2 there are several, and bushing 2 is close to the front surface of cabinet 4, low pressure set
Pipe 1 has several, and low-tension bushing 1, close to the rear surface of cabinet 4, the top of placement plate 3 is fixedly installed with oil level indicator 6, oil level
Meter 6 is connected to the inside of cabinet 4, and between low-tension bushing 1 and bushing 2, the right side of the cabinet 4 passes through oil level indicator 6
Bracket 8 is fixedly installed with fuel tank 7, and the bottom of fuel tank 7 is fixedly installed with one end of the first flowline 9, the first flowline 9 it is another
It end and is connected to inside cabinet 4, the rear surface of fuel tank 7 is fixedly installed with rear pump 14, inside the oil inlet end and fuel tank 7 of rear pump 14
Connection, the oil outlet of rear pump 14 are fixedly installed with one end of the second flowline 15, the other end and cabinet 4 of the second flowline 15
Inside connection, the inside bottom of the cabinet 4 are fixedly installed with iron core 18, and winding is arranged with low pressure winding 19 on iron core 18, low
It is wound outside pressure winding 19 and is arranged with high-voltage winding 20, the inside top of the cabinet 4 is fixedly installed with vacuum pressure regulator 16, vacuum
Pressure regulator 16 includes vacuum tap changer 21, high tension terminal 22, high-voltage connection 23, trolley pole 24, low tension terminal 25 and low
Compression bonded line 26, the vacuum tap changer 21 are fixedly mounted on the inside top of cabinet 4, and the bottom of vacuum tap changer 21 is fixed
High tension terminal 22 and low tension terminal 25 are installed, one end of high-voltage connection 23 is installed by welding on high tension terminal 22, it is high
The other end welding of compression bonded line 23 is mounted in high-voltage winding 20, and low pressure wiring 26 is installed by welding on low tension terminal 25
The other end weldering welding of one end, low pressure wiring 26 is mounted in low pressure winding 19, and 21 lower rotation of vacuum tap changer is equipped with
Trolley pole 24, the front surface and rear surface of the cabinet 4 are fixedly installed with several corrugate fins 5, and the bottom of the cabinet 4 is solid
Dingan County is equipped with supporting leg 12, and there are two supporting legs 12, and is symmetrical arranged, and runs through in supporting leg 12 and offers through-hole and in through-hole
It is fixedly installed with thread bush 11,11 internal screw thread of thread bush is equipped with threaded rod 13, is provided with check valve on first flowline 9
10, it is provided with insulation board 17 between the high-voltage winding 20 and low pressure winding 19, is had using this and carries vacuum voltage regulating distribution transformer
When, transformer grounding is prevented into the transformer overload or short by using supporting leg 12, and by threaded rod 13 and supporting leg 12
Lu Shi causes electric power accident, by the way that corrugate fin 5 is fixedly mounted in 4 front surface of cabinet and rear surface, is conducive to the transformer
Internal high temperature radiates after working long hours, and passes through rear pump 14 by design fuel tank 7 convenient for the insulating oil inside cabinet 4
It is replaced, preventing 4 built-in electrical insulation oil of cabinet that aging is used for a long time influences the insulation and heat-sinking capability of insulating oil, by using
Insulation board 17 separates low pressure winding 19 and high-voltage winding 20, to increase the insulating properties between winding, by designing vacuum tune
Depressor 16, using permanent magnetic mechanism switch, vacuum extinction, the arc light in handoff procedure does not influence oil and can be become according to voltage
Change, automatic to realize the switching of transformer actual motion voltage, handoff procedure keeps the power supply continuity of low-pressure side, and generation operated
The duration of voltage is less than 10ms, does not influence low-pressure side electrical equipment safe and stable operation.
The working principle of the utility model is: when having load vacuum voltage regulating distribution transformer using this, by using supporting leg
12, and by threaded rod 13 and supporting leg 12 by transformer grounding, when preventing the transformer overload or short circuit, cause electric power thing
Therefore by the way that corrugate fin 5 is fixedly mounted in 4 front surface of cabinet and rear surface, be conducive to the transformer after working long hours
Internal high temperature radiates, and is replaced, is prevented by rear pump 14 convenient for the insulating oil inside cabinet 4 by design fuel tank 7
Aging, which is used for a long time, in 4 built-in electrical insulation oil of cabinet influences the insulation and heat-sinking capability of insulating oil, by using insulation board 17 by low pressure
Winding 19 and high-voltage winding 20 separate, to increase the insulating properties between winding, by designing vacuum pressure regulator 16, using forever
Magnetic mechanism switchs, vacuum extinction, and the arc light in handoff procedure does not influence oil and can be according to voltage change, and automatic realize becomes
The switching of depressor actual motion voltage, handoff procedure keeps the power supply continuity of low-pressure side, generate switching overvoltage it is lasting when
Between be less than 10ms, do not influence low-pressure side electrical equipment safe and stable operation.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (5)
1. one kind, which has, carries vacuum voltage regulating distribution transformer, including cabinet (4), corrugate fin (5), fuel tank (7), rear pump
(14), vacuum pressure regulator (16) and iron core (18), which is characterized in that placement plate (3) are fixedly installed at the top of the cabinet (4),
Bushing (2) and low-tension bushing (1) are fixedly installed at the top of placement plate (3), bushing (2) there are several, and high pressure
Casing (2) is close to the front surface of cabinet (4), and low-tension bushing (1) has several, and low-tension bushing (1) is close to the rear table of cabinet (4)
Face is fixedly installed with oil level indicator (6) at the top of placement plate (3), and oil level indicator (6) is connected to the inside of cabinet (4), oil level indicator (6)
Between low-tension bushing (1) and bushing (2), the right side of the cabinet (4) is fixedly installed with fuel tank by bracket (8)
(7), the bottom of fuel tank (7) is fixedly installed with one end of the first flowline (9), the other end and cabinet (4) of the first flowline (9)
Inside connection, the rear surface of fuel tank (7) are fixedly installed with rear pump (14), and the oil inlet end and fuel tank (7) of rear pump (14) are internal
Connection, the oil outlet of rear pump (14) are fixedly installed with one end of the second flowline (15), the other end of the second flowline (15)
It is connected to cabinet (4) inside, the inside bottom of the cabinet (4) is fixedly installed with iron core (18), is wound and is arranged on iron core (18)
Have low pressure winding (19), low pressure winding (19) winds be arranged with high-voltage winding (20) outside, and the inside top of the cabinet (4) is fixed
It is equipped with vacuum pressure regulator (16), vacuum pressure regulator (16) includes vacuum tap changer (21), high tension terminal (22), high-voltage connecting
Line (23), trolley pole (24), low tension terminal (25) and low pressure wiring (26), the vacuum tap changer (21) are fixedly mounted on
The inside top of cabinet (4), the bottom of vacuum tap changer (21) are fixedly installed with high tension terminal (22) and low tension terminal
(25), one end of high-voltage connection (23) is installed by welding on high tension terminal (22), the other end of high-voltage connection (23) welds peace
On high-voltage winding (20), one end of low pressure wiring (26), low pressure wiring (26) are installed by welding on low tension terminal (25)
The other end weldering welding be mounted on low pressure winding (19), vacuum tap changer (21) lower rotation is equipped with trolley pole (24).
2. according to claim 1 have load vacuum voltage regulating distribution transformer, which is characterized in that the preceding table of the cabinet (4)
Face and rear surface are fixedly installed with several corrugate fins (5).
3. according to claim 1 have load vacuum voltage regulating distribution transformer, which is characterized in that the bottom of the cabinet (4)
It is fixedly installed with supporting leg (12), there are two supporting legs (12), and is symmetrical arranged, and runs through in supporting leg (12) and offers through-hole simultaneously
It is fixedly installed in through-hole thread bush (11), thread bush (11) internal screw thread is equipped with threaded rod (13).
4. according to claim 1 have load vacuum voltage regulating distribution transformer, which is characterized in that first flowline (9)
On be provided with check valve (10).
5. it is according to claim 1 have carry vacuum voltage regulating distribution transformer, which is characterized in that the high-voltage winding (20) and
Insulation board (17) are provided between low pressure winding (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822079740.5U CN209199763U (en) | 2018-12-12 | 2018-12-12 | One kind, which has, carries vacuum voltage regulating distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822079740.5U CN209199763U (en) | 2018-12-12 | 2018-12-12 | One kind, which has, carries vacuum voltage regulating distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209199763U true CN209199763U (en) | 2019-08-02 |
Family
ID=67428703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822079740.5U Active CN209199763U (en) | 2018-12-12 | 2018-12-12 | One kind, which has, carries vacuum voltage regulating distribution transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209199763U (en) |
-
2018
- 2018-12-12 CN CN201822079740.5U patent/CN209199763U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230613 Address after: No. 155, fu MA, Mazhong village, an Dong Town, Hangzhou Bay New Area, Ningbo 315000, Zhejiang Province Patentee after: Zhejiang Rendong Electrical Technology Co.,Ltd. Address before: No.155 Fuma, Mazhong village, Andong Town, Hangzhou Bay New District, Ningbo City, Zhejiang Province Patentee before: NINGBO RENDONG ELECTRIC Co.,Ltd. |
|
| TR01 | Transfer of patent right |