CN108666094A - A kind of 220V voltage stabilization and current stabilizations transformer - Google Patents
A kind of 220V voltage stabilization and current stabilizations transformer Download PDFInfo
- Publication number
- CN108666094A CN108666094A CN201810416687.5A CN201810416687A CN108666094A CN 108666094 A CN108666094 A CN 108666094A CN 201810416687 A CN201810416687 A CN 201810416687A CN 108666094 A CN108666094 A CN 108666094A
- Authority
- CN
- China
- Prior art keywords
- fuel tank
- slide bar
- fixed block
- fixedly connected
- supporting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
Abstract
The invention discloses a kind of 220V voltage stabilization and current stabilizations transformers, including casing assembly, transformation component and convenient component, the convenient component includes slide bar fixed block, slide bar, limited block, supporting rod fixed block, supporting rod and support slot, the slide bar fixed block is located at the fuel tank right side wall upper front part, and it is fixedly connected with the fuel tank, the slide bar is located at the slide bar fixed block left side wall, and is fixedly connected with the slide bar fixed block;It is conveniently hinged slide bar by the way that slide bar fixed block is arranged, fuel tank cap is released in sliding, reduce repair demolition step, make the simpler convenience of the repair of oil-immersed transformer, by the way that limited block is arranged for limiting fuel tank cap sliding distance, prevents fuel tank cap from sliding, hinged support bar is facilitated to be used to support fixed slip bar by the way that supporting rod fixed block is arranged, by opening up support slot in front of fuel tank right side wall, facilitates plugged and fixed supporting rod, control supporting slider is made to operate simpler convenience.
Description
Technical field
The invention belongs to electrical equipment technical fields, and in particular to a kind of 220V voltage stabilization and current stabilizations transformer.
Background technology
Distribution transformer is one of the important equipment in industrial and mining enterprises and civil buildings power supply-distribution system, it by 10KV or
35KV network voltages are down to 230V to the 400V busbar voltages that user uses, and such product is suitable for exchange 50HZ, and three-phase is maximum
Rated capacity 2500KVA, can indoors or outdoor use, capacity 315KVA and it is following when can be mounted on bar, environment temperature
Not higher than 40 DEG C, it is not less than -25 DEG C, 30 DEG C of highest mean daily temperature, 20 DEG C of highest year-round average temperature, relative humidity is no more than
90%, height above sea level is no more than 1000M.
Traditional oil-immersed transformer is chiefly used in building system distribution, is one of the important equipment in power supply system,
When traditional oil immersed type Repair of Transformer need to use sling equipment, sling successively to hanging cover and suspended core, maintenance step is cumbersome, takes
When it is laborious, not only increased maintenance difficulty, but also affect overhaul efficiency, and traditional oil-immersed transformer anti-flammability is poor, meets open fire
When easily occur burning or explosion, drastically influence the safety that oil-immersed transformer uses.
Invention content
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of 220V voltage stabilization and current stabilizations transformer
When traditional oil immersed type Repair of Transformer need to use sling equipment, sling successively to hanging cover and suspended core, maintenance step is cumbersome, takes
When it is laborious, not only increased maintenance difficulty, but also affect overhaul efficiency, and traditional oil-immersed transformer anti-flammability is poor, meets open fire
When burning or explosion, the problem of drastically influencing oil-immersed transformer safety in utilization easily occurs.
To achieve the above object, the present invention provides the following technical solutions:A kind of 220V voltage stabilization and current stabilizations transformer, including shell
Component, transformation component and convenient component, the casing assembly include pedestal, fuel tank, fuel tank cap, flame-retardant board, radiator and oil sealing
Plate, the fuel tank is located at the base upper surface, and is fixedly connected with the pedestal, and the fuel tank cap is located at the fuel tank upper table
Face, and be fixedly connected with the fuel tank, the flame-retardant board is located at fuel tank front surface bottom, and fixes and connect with the fuel tank
It connects, the radiator is located at the top close to the flame-retardant board on the left of the fuel tank front surface, the radiator and the fuel tank
It is fixedly connected, the oil sealing plate is located at the top close to the radiator, the oil sealing plate and institute at the top of the fuel tank front surface
It states fuel tank to be fixedly connected, the transformation component includes low-tension bushing, bushing and oil level indicator, and the low-tension bushing is located at described
Front on the left of fuel tank cap upper surface, and be fixedly connected with the fuel tank cap, the bushing is located at the fuel tank cap upper surface
Left side is fixedly connected close to the rear of the low-tension bushing, the bushing with the fuel tank cap, and the oil level indicator is located at institute
Fuel tank front surface left side top is stated, and is fixedly connected with the fuel tank, the convenient component includes slide bar fixed block, slide bar, limit
Position block, supporting rod fixed block, supporting rod and support slot, the slide bar fixed block are located at the fuel tank right side wall upper front part,
And be fixedly connected with the fuel tank, the slide bar is located at the slide bar fixed block left side wall, and is fixed with the slide bar fixed block
Connection, the limited block is located at the slide bar right side wall, and is fixedly connected with the slide bar, and the supporting rod fixed block is located at institute
It states on the left of limited block lower surface, and is fixedly connected with the limited block, the supporting rod is located at the supporting rod fixed block following table
Face, and be fixedly connected with the supporting rod fixed block, offer the support slot in front of the fuel tank right side wall.
Preferably, the slide bar and the slide bar fixed block and the supporting rod and the supporting rod fixed block are hinge
It connects.
Preferably, the slide bar passes through the supporting rod and the support slot plugged and fixed with the fuel tank.
Preferably, the quantity of the flame-retardant board is four, is set to fuel tank front surface bottom, rear surface bottom, left side
Wall bottom and right side wall bottom, are fixedly connected with the fuel tank respectively.
Preferably, the fuel tank cap is connect with the fuel tank and the sliding bar.
Compared with prior art, the beneficial effects of the invention are as follows:It is solid by the way that slide bar is arranged in fuel tank right side wall upper front part
Determine block, convenient to be hinged slide bar, fuel tank cap is released in sliding, is reduced repair demolition step, is kept the repair of oil-immersed transformer simpler
Folk prescription just, by the way that limited block is arranged, for limiting fuel tank cap sliding distance, prevents fuel tank cap from sliding, is consolidated by the way that supporting rod is arranged
Determine block, hinged support bar is facilitated to be used to support fixed slip bar, by opening up support slot in front of fuel tank right side wall, facilitates grafting
Fixed supporting rod, makes control supporting slider operate simpler convenience, by the way that flame-retardant board is arranged in tank bottoms lateral wall, mitigates
Oil-immersed transformer is influenced by extraneous open fire, is promoted fuel tank fire resistance, so that oil-immersed transformer is used safer.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structure left view of the present invention;
Fig. 3 is the Slide bar structure schematic diagram in the present invention;
In figure:10, casing assembly;11, pedestal;12, fuel tank;13, fuel tank cap;14, flame-retardant board;15, radiator;16, it seals
Oiled-plate method;20, transformation component;21, low-tension bushing;22, bushing;23, oil level indicator;30, convenient component;31, slide bar fixed block;
32, slide bar;33, limited block;34, supporting rod fixed block;35, supporting rod;36, slot is supported.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution:A kind of 220V voltage stabilization and current stabilizations transformer, including shell group
Part 10, transformation component 20 and convenient component 30, casing assembly 10 include pedestal 11, fuel tank 12, fuel tank cap 13, flame-retardant board 14, dissipate
Hot device 15 and oil sealing plate 16, fuel tank 12 is located at 11 upper surface of pedestal, and is fixedly connected with pedestal 11, and fuel tank cap 13 is located at fuel tank 12
Upper surface, and be fixedly connected with fuel tank 12, flame-retardant board 14 is located at 12 front surface bottom of fuel tank, and is fixedly connected with fuel tank 12, dissipates
Hot device 15, which is located on the left of 12 front surface of fuel tank, to be fixedly connected close to the top of flame-retardant board 14, radiator 15 with fuel tank 12, oil sealing plate
16 are located at the top of close radiator 15 at the top of 12 front surface of fuel tank, and oil sealing plate 16 is fixedly connected with fuel tank 12, transformation component 20
Including low-tension bushing 21, bushing 22 and oil level indicator 23, low-tension bushing 21 is located in front of the left side of 13 upper surface of fuel tank cap, and with
Fuel tank cap 13 is fixedly connected, and bushing 22 is located on the left of 13 upper surface of fuel tank cap close to the rear of low-tension bushing 21, high pressing sleeve
Pipe 22 is fixedly connected with fuel tank cap 13, and oil level indicator 23 is located at 12 front surface left side top of fuel tank, and is fixedly connected with fuel tank 12, just
Prompt component 30 includes slide bar fixed block 31, slide bar 32, limited block 33, supporting rod fixed block 34, supporting rod 35 and supports slot 36,
Slide bar fixed block 31 is located at 12 right side wall upper front part of fuel tank, and is fixedly connected with fuel tank 12, and slide bar 32 is located at slide bar fixed block
31 left side walls, and be fixedly connected with slide bar fixed block 31, limited block 33 is located at 32 right side wall of slide bar, and fixes and connect with slide bar 32
It connects, supporting rod fixed block 34 is located on the left of 33 lower surface of limited block, and is fixedly connected with limited block 33, and supporting rod 35 is located at support
34 lower surface of bar fixed block, and be fixedly connected with supporting rod fixed block 34, support slot 36 is offered in front of 12 right side wall of fuel tank.
In the present embodiment, 32 surface of slide bar offers sliding slot, and setting slide bar 32 releases fuel tank cap 13 for sliding, and support is inserted
Slot 36 is internally provided with fixture block, opens up support slot 36 and is used for plugged and fixed supporting rod 35, the material position organic halogenation of flame-retardant board 14
Object, setting flame-retardant board 14 are influenced for mitigating oil-immersed transformer by extraneous open fire.
In the present embodiment, setting slide bar fixed block 31 releases fuel tank cap 13 for hinged slide bar 32, sliding, reduces repair
Demounting procedure, makes the simpler convenience of the repair of oil-immersed transformer, setting limited block 33 for limit the sliding of fuel tank cap 13 away from
From preventing fuel tank cap 13 from sliding, setting supporting rod fixed block 34 is used for hinged support bar 35, facilitates support fixed slip bar 32, opens
If slot 36 is supported to be used for plugged and fixed supporting rod 35, control supporting slider 32 is made to operate simpler convenience, flame-retardant board is set
14 are influenced for mitigating oil-immersed transformer by extraneous open fire, promote 12 fire resistance of fuel tank, oil-immersed transformer is made to use
Get up safer.
Further, slide bar 32 and slide bar fixed block 31 and supporting rod 35 and supporting rod fixed block 34 are hinged.
In the present embodiment, by being arranged between slide bar 32 and slide bar fixed block 31 and supporting rod 35 and supporting rod fixed block 34
It is hinged, not only facilitated slide bar 32 to carry the fuel tank cap 13 skidded off, but also supporting rod 35 is facilitated to support fixed slip bar 32, and had made oil immersed type transformation
Device service work is more convenient.
Further, slide bar 32 passes through supporting rod 35 and support 36 plugged and fixed of slot with fuel tank 12.
In the present embodiment, by supporting rod 35 and 36 plugged and fixed slide bar 32 of support slot and fuel tank 12, control is made to support
Slide bar 32 operates simpler convenience.
Further, the quantity of flame-retardant board 14 is four, is set to 12 front surface bottom of fuel tank, rear surface bottom, left side wall
Bottom and right side wall bottom, are fixedly connected with fuel tank 12 respectively.
In the present embodiment, by each in 12 front surface bottom of fuel tank, rear surface bottom, left side wall bottom and right side wall bottom
One flame-retardant board 14 is set, and be conducive to mitigation oil-immersed transformer is influenced by extraneous open fire, is promoted 12 fire resistance of fuel tank, is made
Oil-immersed transformer uses safer.
Further, fuel tank cap 13 is slidably connected with fuel tank 12 and slide bar 32.
In the present embodiment, by fuel tank cap 13 and fuel tank 12 and the slide bar 32 of being slidably connected, the oil immersed type that is easy to remove and repair becomes
Depressor reduces repair demolition step, makes the simpler convenience of the repair of oil-immersed transformer.
The operation principle and process for using of the present invention:After the present invention installs, by low-tension bushing 21 and bushing 22
It is docked with corresponding connecting line, and connects other corresponding connecting lines, connect power supply, carry out voltage stabilization and current stabilization use, process
Middle flame-retardant board 14 will promote 12 fire resistance of fuel tank, prevent oil-immersed transformer from being influenced that contingency occurs by open fire, need to tear open
When unloading maintenance, deenergization disconnects the connection between oil-immersed transformer and external connecting wire, and pull-up slide bar 32 props up support
Bar 35, support fix slide bar 32, open and connect bolt between fuel tank 12 and fuel tank cap 13, fuel tank cap 13 is released in sliding, then is made
It with equipment is sling, slings suspended core and is overhauled, maintenance terminates, and installs back suspended core, pushes back fuel tank cap 13, is connected and fixed top tank 12
Bolt is connected between fuel tank cap 13, connects external corresponding connecting line, power supply is connected, is continuing with.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of 220V voltage stabilization and current stabilizations transformer, it is characterised in that:Including casing assembly (10), transformation component (20) and convenient group
Part (30), the casing assembly (10) include pedestal (11), fuel tank (12), fuel tank cap (13), flame-retardant board (14), radiator (15)
With oil sealing plate (16), the fuel tank (12) is located at the pedestal (11) upper surface, and is fixedly connected with the pedestal (11), described
Fuel tank cap (13) is located at the fuel tank (12) upper surface, and is fixedly connected with the fuel tank (12), and the flame-retardant board (14) is located at
Fuel tank (12) the front surface bottom, and be fixedly connected with the fuel tank (12), the radiator (15) is located at the fuel tank
(12) it is fixedly connected with the fuel tank (12) close to the top of the flame-retardant board (14), the radiator (15) on the left of front surface,
The oil sealing plate (16) is located at the top close to the radiator (15), the oil sealing plate at the top of the fuel tank (12) front surface
(16) it is fixedly connected with the fuel tank (12), the transformation component (20) includes low-tension bushing (21), bushing (22) and oil
Position meter (23), in front of the low-tension bushing (21) is located on the left of the fuel tank cap (13) upper surface, and with the fuel tank cap (13)
It is fixedly connected, the bushing (22) is located on the left of the fuel tank cap (13) upper surface after the low-tension bushing (21)
Side, the bushing (22) is fixedly connected with the fuel tank cap (13), before the oil level indicator (23) is located at the fuel tank (12)
Surface left side top, and be fixedly connected with the fuel tank (12), the convenient component (30) includes slide bar fixed block (31), slide bar
(32), limited block (33), supporting rod fixed block (34), supporting rod (35) and support slot (36), the slide bar fixed block (31)
It is fixedly connected positioned at the fuel tank (12) right side wall upper front part, and with the fuel tank (12), the slide bar (32) is located at described
Slide bar fixed block (31) left side wall, and be fixedly connected with the slide bar fixed block (31), the limited block (33) is located at the cunning
Bar (32) right side wall, and be fixedly connected with the slide bar (32), the supporting rod fixed block (34) is located at the limited block (33)
It on the left of lower surface, and is fixedly connected with the limited block (33), the supporting rod (35) is located at the supporting rod fixed block (34)
Lower surface, and be fixedly connected with the supporting rod fixed block (34), offer the support in front of fuel tank (12) right side wall
Slot (36).
2. a kind of 220V voltage stabilization and current stabilizations transformer according to claim 1, it is characterised in that:The slide bar (32) and described
Slide bar fixed block (31) is hinged with the supporting rod (35) and the supporting rod fixed block (34).
3. a kind of 220V voltage stabilization and current stabilizations transformer according to claim 1, it is characterised in that:The slide bar (32) with it is described
Fuel tank (12) passes through the supporting rod (35) and support slot (36) plugged and fixed.
4. a kind of 220V voltage stabilization and current stabilizations transformer according to claim 1, it is characterised in that:The number of the flame-retardant board (14)
Amount be four, be set to the fuel tank (12) front surface bottom, rear surface bottom, left side wall bottom and right side wall bottom, respectively with
The fuel tank (12) is fixedly connected.
5. a kind of 220V voltage stabilization and current stabilizations transformer according to claim 1, it is characterised in that:The fuel tank cap (13) and institute
It states fuel tank (12) and the slide bar (32) is slidably connected.
Priority Applications (1)
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CN201810416687.5A CN108666094B (en) | 2018-05-03 | 2018-05-03 | A kind of 220V voltage stabilization and current stabilization transformer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810416687.5A CN108666094B (en) | 2018-05-03 | 2018-05-03 | A kind of 220V voltage stabilization and current stabilization transformer |
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CN108666094A true CN108666094A (en) | 2018-10-16 |
CN108666094B CN108666094B (en) | 2019-09-06 |
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CN201810416687.5A Active CN108666094B (en) | 2018-05-03 | 2018-05-03 | A kind of 220V voltage stabilization and current stabilization transformer |
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Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1722319A (en) * | 2004-07-15 | 2006-01-18 | 中国科学院电工研究所 | A kind of oil-immersed power transformer |
CN2924945Y (en) * | 2006-07-21 | 2007-07-18 | 明基电通信息技术有限公司 | Slider phone |
CN202434322U (en) * | 2011-12-23 | 2012-09-12 | 上海置信电气非晶有限公司 | Structure of on-load voltage regulating transformer |
CN202474066U (en) * | 2010-12-28 | 2012-10-03 | 三菱重工业株式会社 | Collected and placing frame |
CN106158283A (en) * | 2016-08-24 | 2016-11-23 | 江苏铭安电气有限公司 | A kind of single-phase oil immersion type transformator |
CN106935373A (en) * | 2017-03-24 | 2017-07-07 | 江苏源通电气有限公司 | A kind of single-phase oil immersion type transformer |
CN206388591U (en) * | 2016-12-08 | 2017-08-08 | 天威保变(合肥)变压器有限公司 | A kind of lower oil tank structure |
CN206726908U (en) * | 2017-04-24 | 2017-12-08 | 俊朗电气有限公司 | A kind of strong transformer of thermal diffusivity |
CN207041338U (en) * | 2017-03-14 | 2018-02-27 | 美特文博(天津)科技有限公司 | A kind of automatic release showcase |
CN207233500U (en) * | 2017-07-20 | 2018-04-13 | 李国女 | A kind of easy-to-dismount transformer |
-
2018
- 2018-05-03 CN CN201810416687.5A patent/CN108666094B/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1722319A (en) * | 2004-07-15 | 2006-01-18 | 中国科学院电工研究所 | A kind of oil-immersed power transformer |
CN2924945Y (en) * | 2006-07-21 | 2007-07-18 | 明基电通信息技术有限公司 | Slider phone |
CN202474066U (en) * | 2010-12-28 | 2012-10-03 | 三菱重工业株式会社 | Collected and placing frame |
CN202434322U (en) * | 2011-12-23 | 2012-09-12 | 上海置信电气非晶有限公司 | Structure of on-load voltage regulating transformer |
CN106158283A (en) * | 2016-08-24 | 2016-11-23 | 江苏铭安电气有限公司 | A kind of single-phase oil immersion type transformator |
CN206388591U (en) * | 2016-12-08 | 2017-08-08 | 天威保变(合肥)变压器有限公司 | A kind of lower oil tank structure |
CN207041338U (en) * | 2017-03-14 | 2018-02-27 | 美特文博(天津)科技有限公司 | A kind of automatic release showcase |
CN106935373A (en) * | 2017-03-24 | 2017-07-07 | 江苏源通电气有限公司 | A kind of single-phase oil immersion type transformer |
CN206726908U (en) * | 2017-04-24 | 2017-12-08 | 俊朗电气有限公司 | A kind of strong transformer of thermal diffusivity |
CN207233500U (en) * | 2017-07-20 | 2018-04-13 | 李国女 | A kind of easy-to-dismount transformer |
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CN108666094B (en) | 2019-09-06 |
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Effective date of registration: 20190809 Address after: 225300 Room 320, No. 98 Yingchun East Road, Hailing Industrial Park, Taizhou City, Jiangsu Province Applicant after: Taizhou Chengshun Refrigeration Equipment Co., Ltd. Address before: College of Information Science and Technology, East China Normal University, No. 500 Dongchuan Road, Minhang District, Shanghai, 200241 Applicant before: Zhang Qingyun |
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