CN104900384A - Energy-saving environment-protection low-noise complete equipment - Google Patents
Energy-saving environment-protection low-noise complete equipment Download PDFInfo
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- CN104900384A CN104900384A CN201510314721.4A CN201510314721A CN104900384A CN 104900384 A CN104900384 A CN 104900384A CN 201510314721 A CN201510314721 A CN 201510314721A CN 104900384 A CN104900384 A CN 104900384A
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Abstract
An energy-saving environment-protection low-noise complete equipment comprises a base, a temperature controller, a device body insulation assembly and an iron core assembly; the device body insulation assembly is installed on the base, and the iron core assembly is installed in the device body insulation assembly; high-voltage coil windings and low-voltage coil windings are successively disposed at positions of three vertex angles of an iron core structure from inside to outside; two sides of the top of the iron core assembly are respectively provided with three uniformly distributed high-voltage wiring end, and the adjacent high-voltage winding ends are electrically connected through high-voltage leads; and the bottom edge of the top of the iron core assembly is provided with two groups of low-voltage wiring ends, and the two groups of the low-voltage wiring ends are electrically connected through a low-voltage lead. The energy-saving environment-protection low-noise complete equipment is advantageous in that third harmonic does not be generated, the electricity-saving effect is obvious; the complete equipment has the advantages of low heating, the good heat-radiation condition, the high insulation heat endurance class, good safety and high reliability; single-layer and multi-layer circular appearance molding can be configured in actual installation according to actual needs, and the complete equipment has the advantages of elegant appearance and the small occupied land; and the waterproof capability and bad natural weather resistance capability are high.
Description
Technical field
The present invention relates to dry-type transformer FIELD OF THE INVENTIONThe, be specially a kind of energy-conserving and environment-protective low noise complete set of equipments.
Background technology
Along with the needs of socio-economic development, dry-type transformer is widely used in numerous occasion, such as, and airport, hospital
Or market etc. needs the place of a large amount of power supply; Dry-type transformer, for oil-filled transformer, is the transformer that a kind of iron core and high-tension coil are not immersed in iknsulating liquid, is generally used for localized lighting, electronic circuit.What require transformer along with transformer user improves constantly, and the structure of transformer becomes increasingly complex; It is large to there is noise in traditional three-phase transformer, and no-load loss is large, and dielectric strength is not high enough, the various defect such as poor anti jamming capability.
Summary of the invention
The object of the present invention is to provide that a kind of power savings is remarkable, fire-protection rating is high, anti-short circuit capability is strong, the class of insulation is high, Stability Analysis of Structures is compact, take up an area little, safe and reliable energy-conserving and environment-protective low noise complete set of equipments, to overcome the weak point in background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of energy-conserving and environment-protective low noise complete set of equipments, comprises base, temperature controller, device body insulation assembling and assembling unshakable in one's determination, and device body insulation erection is on base, and erection unshakable in one's determination is in device body insulation assembling; The described core construction comprising upper clamping piece, lower clamping piece and be fixed between upper and lower folder, core construction is equilateral triangle shape, three drift angle places of core construction are provided with high-tension coil winding and low-voltage coil winding from inside to outside successively, and three drift angles form three-phase equilibrium structure; The dual-side at described iron core assembling top is provided with equally distributed three high-voltage terminals, is electrically connected by high-voltage connection between adjacent high-voltage terminal; The base at described iron core assembling top is provided with two groups of low voltage terminal, and two groups of low voltage terminal are electrically connected by low-voltage lead; Be provided with temperature controller in the side of described low voltage terminal, temperature controller is insulated by fixed mount and device body and assembles upper end and be fixedly connected with.
As the present invention's further technical scheme, described high-tension coil winding adopts cake formula structure.
As the present invention's further technical scheme, described low-voltage coil winding adopts foil structure.
As the present invention's further technical scheme, described core construction comprises the equilateral triangle support body be made up of three independent iron core frame grafting, the two ends of adjacent stator core frame joint are provided with by the stacked back-up coat formed of multilayer tape, be wound with terylene/glass fibre intertexture belt at the surperficial two ends of iron core frame, between every two iron core frames, be provided with the insulating barrier be made up of the U.S. paper self-adhesive tape of promise.
As the present invention's further technical scheme, the hardware in core construction is all through pickling, phosphatization and plastic-blasting process.
As the present invention's further technical scheme, described upper clamping piece comprises the upper clamping piece framework of equilateral triangle steel construction, be provided with for the mounting panel with lower clamping piece respective outer side edges outside three limits of upper clamping piece framework, three mounting panels outside upper clamping piece framework three limits on distribution position identical; Inside three interior angles of upper clamping piece framework, same position place is provided with the connecting plate connecting adjacent two edges, be equipped with the pressing plate perpendicular with connecting plate inner surface in the central spot of three connecting plates, the other end of three pressing plates is fixedly connected with in the central spot of upper clamping piece framework; Be provided with reinforcement 4 in the upper surface middle part of pressing plate, upper clamping piece framework one vertex angle part is provided with temperature control angle cleat.
As the present invention's further technical scheme, described lower clamping piece comprises the lower clamping piece framework of rack-mount equilateral triangle steel construction, be provided with for the mounting panel with upper clamping piece respective outer side edges outside three limits of lower clamping piece framework, three mounting panels outside lower clamping piece framework three limits on distribution position identical, be provided with reinforcement supporting plate in mounting panel both sides, reinforcement supporting plate is provided with the first reinforcement; Be provided with docking steel plate at three interior angular vertex places of lower clamping piece framework, docking steel plate is rectangle and the perpendicular bisector of this rectangle center line and this place, summit, rectangle place drift angle opposite side coincides; Be provided with the equilateral triangle connector of a band central through hole in the central spot of described lower clamping piece framework, this connector is fixedly connected with by the two side of base plate with lower clamping piece framework; The second reinforcement is provided with in described docking steel plate both sides.
As the present invention's further technical scheme, described low-voltage coil winding 7 comprises Copper Foil coiling winding, end insulating barrier, external insulation layer and interior insulation, Copper Foil coiling and the common right copper foil windings winding around forming multiturn to coiling of external insulation, wherein the upper and lower side height of inner insulating layer and external insulation layer is all higher than Copper Foil coiling winding, is provided with the carbon fibre initial rinse layer of cloth that thickness is 0.4mm between every layer of adjacent Copper Foil coiling; End insulating barrier is provided with at the upper and lower side of copper foil windings winding, the carbon fibre initial rinse fabric of described end insulating barrier to be thickness be 0.25mm, some equally distributed gas channel supporting bars are provided with between the inner-outer coil of copper foil windings winding, gas channel supporting bar is I shape, and longitudinally vertically run through copper foil windings winding, between adjacent gas channel supporting bar, form heat dissipation channel; The inner-outer coil upper end of described copper foil windings winding has been connected respectively interior brace and outer brace, at two gas channel supporting bar horizontally sets of the left and right sides, brace place, the junction of the heat-dissipating space simultaneously formed at interior brace and outer brace and gas channel supporting bar is provided with triangle stay and insulated tube.
As the present invention's further technical scheme, described high-tension coil winding comprises the some graded winding framves be made up of some first located lateral waffle slabs and the some second vertical locating plate, formed between a winding region between adjacent two located lateral waffle slabs, left around to being wound with high-tension coil in this winding region; Described high-tension coil is laminated by multilayer electromagnetic wire, carbon fibre initial rinse fabric, network for location, and the order that wherein in high-tension coil 84, each structure is stacked is: electromagnetic wire, carbon fibre initial rinse fabric, electromagnetic wire, network for location, electromagnetic wire, alternately laminated according to this order; Be provided with the inlet wire port for coil-winding inlet wire and outlet at described bobbin upper and lower side, be provided with in the middle part of bobbin for external binding post group.
Usefulness of the present invention is: 1, adopt three dimensional wound core, three-phase equilibrium, does not produce triple-frequency harmonics, and power savings is remarkable; 2, adopt H class F insulation system, main insulation adopts the U.S. paper of C level promise, heat-resisting, fire resistance good, and fire-protection rating is high; 3, high pressure winding adopts cake formula structure, and low pressure winding adopts foil structure, and end-connection reactance is little, and anti-short circuit capability is strong; 4, the present invention generate heat low, radiating condition good, and insulation grade anti-corrosion is high, safe and reliable, 5, environmental protection and energy saving.
Accompanying drawing explanation
Fig. 1 is front view of the present invention.
Fig. 2 is vertical view of the present invention.
Fig. 3 is end view of the present invention.
Fig. 4 is the structural representation of base of the present invention.
Fig. 5 is the structural representation of high-voltage terminal of the present invention.
Fig. 6 is the structural representation of low voltage terminal of the present invention.
Fig. 7 is the structural representation of core construction in the present invention.
Fig. 8 is the structural representation of upper clamping piece in a kind of preferred embodiment of the present invention.
Fig. 9 is the end view of Fig. 8.
Figure 10 is the structural representation of lower clamping piece in a kind of preferred embodiment of the present invention.
Figure 11 is the vertical view of Fig. 9.
Figure 12 is the structural representation of a kind of preferred embodiment mesolow of the present invention coil windings.
Figure 13 is the cross-sectional structure schematic diagram of Figure 12.
Figure 14 is the structural representation of a kind of preferred embodiment mesohigh of the present invention coil windings.
Figure 15 is the plan structure schematic diagram of Figure 14.
In figure: 1-low voltage terminal, 2-high-voltage terminal, 3-temperature controller, 4-nameplate, 5-fixed mount, 6-base, 7-low-voltage coil winding, 8-high-tension coil winding, 9-low-voltage lead, 10-high-voltage connection, 11-device body insulation assembling, the assembling of 12-iron core, 13-core construction.
Embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
A kind of energy-conserving and environment-protective low noise complete set of equipments as shown in Fig. 1 ~ 7, comprises base 6, temperature controller 3, the insulation assembling 11 of device body and assembling 12 unshakable in one's determination, and device body insulation assembling 11 is arranged on base 6, and assembling 12 unshakable in one's determination is arranged in device body insulation assembling 11; Described comprises upper clamping piece, lower clamping piece and is fixed on the core construction 13 between upper and lower folder, core construction 13 is in equilateral triangle shape, three drift angle places of core construction 13 are provided with high-tension coil winding 8 and low-voltage coil winding 7, three drift angles formation three-phase equilibrium structures from inside to outside successively; The dual-side at described iron core assembling 12 tops is provided with equally distributed three high-voltage terminals 2, is electrically connected by high-voltage connection 10 between adjacent high-voltage terminal 2; The base at described iron core assembling top is provided with two groups of low voltage terminal, 1, two groups of low voltage terminal 1 be electrically connected by low-voltage lead 9; Be provided with temperature controller 3 in the side of described low voltage terminal 1, temperature controller 3 is fixedly connected with by fixed mount 5 and device body assembling 11 upper end of insulating.When specifically making, main insulation of the present invention adopts the U.S. paper of the promise of C rank; High-tension coil winding 8 adopts cake formula structure, and low-voltage coil winding 7 adopts foil structure; Hardware in core construction 13, all through pickling, phosphatization and plastic-blasting process, improves the useful life of core construction.Described core construction 13 comprises the equilateral triangle support body be made up of three independent iron core frame grafting, the two ends of adjacent stator core frame joint are provided with by the stacked back-up coat formed of multilayer tape, be wound with terylene/glass fibre intertexture belt at the surperficial two ends of iron core frame, between every two iron core frames, be provided with the insulating barrier be made up of the U.S. paper self-adhesive tape of promise.
As Fig. 8 ~ 9, in a kind of preferred embodiment structure of invention, described upper clamping piece comprises the upper clamping piece framework 101 of equilateral triangle steel construction, be provided with for the mounting panel with lower clamping piece respective outer side edges outside three limits of upper clamping piece framework 101, three mounting panels outside upper clamping piece framework 101 3 limits on distribution position identical; Inside three interior angles of upper clamping piece framework 101, same position place is provided with the connecting plate 102 connecting adjacent two edges, the other end being equipped with pressing plate 103, three pressing plates 103 perpendicular with connecting plate 102 inner surface in the central spot of three connecting plates 102 is fixedly connected with in the central spot of upper clamping piece framework 101; Be provided with reinforcement 104 in the upper surface middle part of pressing plate 103, upper clamping piece framework 101 1 vertex angle part is provided with temperature control angle cleat 105.When specifically making, invention needs to carry out pickling, phosphatization and plastic-blasting process successively, to improve the useful life of upper clamping piece entirety after finishing assembly.
As Figure 10 ~ 11, in a kind of preferred embodiment structure of invention, described lower clamping piece comprises the lower clamping piece framework 113 of the equilateral triangle steel construction be arranged on support 112, be provided with for the mounting panel with upper clamping piece respective outer side edges outside three limits of lower clamping piece framework 113, three mounting panels outside lower clamping piece framework 113 3 limits on distribution position identical, be provided with in mounting panel both sides and strengthen supporting plate 114, reinforcement supporting plate 114 is provided with the first reinforcement 115; Docking steel plate 111 is provided with at three interior angular vertex places of lower clamping piece framework 113, docking steel plate 111 is rectangle and the perpendicular bisector of this rectangle center line and this place, summit, rectangle place drift angle opposite side coincides, arranging like this can make lower clamping piece after coordinating assembling to complete with upper clamping piece, stressed more even on lower clamping piece, be provided with the equilateral triangle connector of a band central through hole in the central spot of described lower clamping piece framework 113, this connector is fixedly connected with by the two side of base plate with lower clamping piece framework 113; In addition, be provided with the second reinforcement 116 in described docking steel plate 111 both sides, to improve the structural stability of docking steel plate; Need after finishing assembly to carry out pickling, phosphatization and plastic-blasting process successively in invention, to improve the useful life of invention entirety.
As Figure 12 ~ 13, in a kind of preferred embodiment structure of invention, described low-voltage coil winding 7 comprises Copper Foil coiling winding 75, end insulating barrier 73, external insulation layer 74 and interior insulation 76, Copper Foil coiling and the common right copper foil windings winding 75 around forming multiturn to coiling of external insulation, wherein inner insulating layer 77 and the upper and lower side height of external insulation layer 74 are all higher than Copper Foil coiling winding 75, are provided with the carbon fibre initial rinse layer of cloth that thickness is 0.4mm between every layer of adjacent Copper Foil coiling, end insulating barrier 73 is provided with at the upper and lower side of copper foil windings winding 75, described end insulating barrier 73 for thickness be the carbon fibre initial rinse fabric of 0.25mm, when making, the coiling together with the copper foil windings in Copper Foil coiling winding 75 of end insulating barrier, some equally distributed gas channel supporting bars 77 are provided with between the inner-outer coil of copper foil windings winding 75, gas channel supporting bar 77 is in I shape, and longitudinally vertically run through copper foil windings winding 75, heat dissipation channel is formed between adjacent gas channel supporting bar 77, adopt I shape, efficiently radiates heat area is larger, good heat dissipation effect, the inner-outer coil upper end of described copper foil windings winding 75 has been connected respectively interior brace 71 and outer brace 72, at two gas channel supporting bar 77 horizontally sets of the left and right sides, brace place, the junction of the heat-dissipating space simultaneously formed with gas channel supporting bar 77 at interior brace 71 and outer brace 72 is provided with triangle stay 78 and insulated tube 79, triangular support bar 78 can ensure compactedness and the stability of the structure at the external place of coil, insulated tube 79 can prevent the generation of electric breakdown phenomena effectively, the coil outer wall of described heat dissipation channel both sides is coated with one deck alkali-free glass fibre band, to improve insulating protection effect, described gas channel supporting bar 77 and triangle stay 78 draw group rod by the glass fibre that the class of insulation is F level and make.
As Figure 14 ~ 15, in a kind of preferred embodiment structure of invention, described high-tension coil winding 8 comprises the some graded winding framves be made up of some first located lateral waffle slabs 81 and the some second vertical locating plate 82, formed between a winding region between adjacent two located lateral waffle slabs 81, left around to being wound with high-tension coil 84 in this winding region; Described high-tension coil 84 is laminated by multilayer electromagnetic wire, carbon fibre initial rinse fabric, network for location, the order that wherein in high-tension coil 84, each structure is stacked is: electromagnetic wire, carbon fibre initial rinse fabric, electromagnetic wire, network for location, electromagnetic wire, alternately laminated according to this order; Be provided with the inlet wire port 85 for coil-winding inlet wire and outlet at described bobbin upper and lower side, be provided with in the middle part of bobbin for external binding post group 83.In high-tension coil winding bobbin be made up of waffle slab, radiating condition is good, and bobbin makes original Integral high-pressure coil into sectional circular cartridge type built-up coil, make the better effects if of the use of coil, and the sectional coil in the present invention adopts multilayer electromagnetic wire, carbon fibre initial rinse fabric, the stacked formation of network for location, both improve the insulation property of coil entirety, also improved the radiating efficiency of coil entirety, improve the useful life of high-tension coil.
The present invention can configure the appearance and modeling of individual layer, multi-layer circular according to actual needs in actual installation, both elegant in appearance, and floor space is little, and the ability of waterproof and anti-severe natural weather is strong; In one preferred embodiment of the invention, the exterior material of transformer is based on composite panel of plastic material, this material can ensure the transformer at high temperature normal operating state of unaffected maintenance, under the environment of chemical industry type, also normal use can be kept simultaneously, corrosion resistance is strong, effectively can ensure the service life of transformer, reduce the wastage.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
Claims (8)
1. an energy-conserving and environment-protective low noise complete set of equipments, it is characterized in that: comprise base (6), temperature controller (3), device body insulation assembling (11) and assembling (12) unshakable in one's determination, device body insulation assembling (11) is arranged on base (6), and assembling (12) unshakable in one's determination is arranged in device body insulation assembling (11); Described comprises upper clamping piece, lower clamping piece and is fixed on the core construction (13) between upper and lower folder, core construction (13) is in equilateral triangle shape, three drift angle places of core construction (13) are provided with high-tension coil winding (8) and low-voltage coil winding (7) from inside to outside successively, and three drift angles form three-phase equilibrium structure; The dual-side at described iron core assembling (12) top is provided with equally distributed three high-voltage terminals (2), by high-voltage connection (10) electrical connection between adjacent high-voltage terminal (2); The base at described iron core assembling top is provided with two groups of low voltage terminal (1), and two groups of low voltage terminal (1) are electrically connected by low-voltage lead (9); Be provided with temperature controller (3) in the side of described low voltage terminal (1), temperature controller (3) is insulated by fixed mount (5) and device body and assembles (11) upper end and be fixedly connected with.
2. a kind of energy-conserving and environment-protective low noise complete set of equipments according to claim 1, is characterized in that: described high-tension coil winding (8) adopts cake formula structure
A kind of energy-conserving and environment-protective low noise complete set of equipments according to claim 1, is characterized in that: described low-voltage coil winding (7) adopts foil structure.
3. a kind of energy-conserving and environment-protective low noise complete set of equipments according to claim 1, it is characterized in that: described core construction (13) comprises the equilateral triangle support body be made up of three independent iron core frame grafting, the two ends of adjacent stator core frame joint are provided with by the stacked back-up coat formed of multilayer tape, be wound with terylene/glass fibre intertexture belt at the surperficial two ends of iron core frame, between every two iron core frames, be provided with the insulating barrier be made up of the U.S. paper self-adhesive tape of promise.
4. a kind of energy-conserving and environment-protective low noise complete set of equipments according to claim 1, is characterized in that: the hardware in core construction (13) is all through pickling, phosphatization and plastic-blasting process.
5. a kind of energy-conserving and environment-protective low noise complete set of equipments according to claim 1, it is characterized in that: described upper clamping piece comprises the upper clamping piece framework (101) of equilateral triangle steel construction, be provided with for the mounting panel with lower clamping piece respective outer side edges outside three limits of upper clamping piece framework (101), the position of three mounting panel upper distributions outside upper clamping piece framework (101) three limits is identical; Inside three interior angles of upper clamping piece framework (101), same position place is provided with the connecting plate (102) connecting adjacent two edges, be equipped with the pressing plate (103) perpendicular with connecting plate (102) inner surface in the central spot of three connecting plates (102), the other end of three pressing plates (103) is fixedly connected with in the central spot of upper clamping piece framework (101); Be provided with reinforcement (104) in the upper surface middle part of pressing plate (103), upper clamping piece framework (101) vertex angle part is provided with temperature control angle cleat (105).
6. a kind of energy-conserving and environment-protective low noise complete set of equipments according to claim 1, it is characterized in that: described lower clamping piece comprises the lower clamping piece framework (113) of the equilateral triangle steel construction be arranged on support (112), be provided with for the mounting panel with upper clamping piece respective outer side edges outside three limits of lower clamping piece framework (113), the position of three mounting panel upper distributions outside lower clamping piece framework (113) three limits is identical, be provided with in mounting panel both sides and strengthen supporting plate (114), reinforcement supporting plate (114) is provided with the first reinforcement (115); Be provided with at three interior angular vertex places of lower clamping piece framework (113) docking steel plate (111), docking steel plate (111) for rectangle and the perpendicular bisector of this rectangle center line and this place, summit, rectangle place drift angle opposite side coincide; Be provided with the equilateral triangle connector of a band central through hole in the central spot of described lower clamping piece framework (113), this connector is fixedly connected with by the two side of base plate with lower clamping piece framework (113); The second reinforcement (116) is provided with in described docking steel plate (111) both sides.
7. a kind of energy-conserving and environment-protective low noise complete set of equipments according to claim 1, it is characterized in that: described low-voltage coil winding (7) comprises Copper Foil coiling winding (75), end insulating barrier (73), external insulation layer (74) and interior insulation (76), Copper Foil coiling and the common right copper foil windings winding (75) around forming multiturn to coiling of external insulation, wherein inner insulating layer (77) and the upper and lower side height of external insulation layer (74) are all higher than Copper Foil coiling winding (75), the carbon fibre initial rinse layer of cloth that thickness is 0.4mm is provided with between every layer of adjacent Copper Foil coiling, end insulating barrier (73) is provided with at the upper and lower side of copper foil windings winding (75), described end insulating barrier (73) for thickness be the carbon fibre initial rinse fabric of 0.25mm, some equally distributed gas channel supporting bars (77) are provided with between the inner-outer coil of copper foil windings winding (75), gas channel supporting bar (77) is in I shape, and longitudinally vertically run through copper foil windings winding (75), between adjacent gas channel supporting bar (77), form heat dissipation channel, the inner-outer coil upper end of described copper foil windings winding (75) has been connected respectively interior brace (71) and outer brace (72), at two gas channel supporting bar (77) horizontally sets of the left and right sides, brace place, the junction of the heat-dissipating space simultaneously formed at interior brace (71) and outer brace (72) and gas channel supporting bar (77) is provided with triangle stay (78) and insulated tube (79).
8. a kind of energy-conserving and environment-protective low noise complete set of equipments according to claim 1, it is characterized in that: described high-tension coil winding (8) comprises the some graded winding framves be made up of some first located lateral waffle slabs (81) and the some second vertical locating plate (82), formed between a winding region between adjacent two located lateral waffle slabs (81), left around to being wound with high-tension coil (84) in this winding region; Described high-tension coil (84) is laminated by multilayer electromagnetic wire, carbon fibre initial rinse fabric, network for location, the order that wherein in high-tension coil (84), each structure is stacked is: electromagnetic wire, carbon fibre initial rinse fabric, electromagnetic wire, network for location, electromagnetic wire, alternately laminated according to this order; Be provided with the inlet wire port (85) for coil-winding inlet wire and outlet at described bobbin upper and lower side, be provided with in the middle part of bobbin for external binding post group (83).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510314721.4A CN104900384A (en) | 2015-06-10 | 2015-06-10 | Energy-saving environment-protection low-noise complete equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510314721.4A CN104900384A (en) | 2015-06-10 | 2015-06-10 | Energy-saving environment-protection low-noise complete equipment |
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| CN104900384A true CN104900384A (en) | 2015-09-09 |
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| CN201510314721.4A Pending CN104900384A (en) | 2015-06-10 | 2015-06-10 | Energy-saving environment-protection low-noise complete equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113903575A (en) * | 2021-10-10 | 2022-01-07 | 吴江变压器有限公司 | High-impedance transformer with built-in reactor |
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|---|---|---|---|---|
| CN104103406A (en) * | 2014-07-29 | 2014-10-15 | 上海华力电控设备有限公司 | Three-phase dry-type transformed |
| CN204029558U (en) * | 2014-07-29 | 2014-12-17 | 上海华力电控设备有限公司 | A kind of upper clamping piece structure unshakable in one's determination of using for dry-type transformer |
| CN204029559U (en) * | 2014-07-29 | 2014-12-17 | 上海华力电控设备有限公司 | A kind of lower clamping piece structure unshakable in one's determination for dry-type transformer |
| CN204029577U (en) * | 2014-07-29 | 2014-12-17 | 上海华力电控设备有限公司 | A kind of high-tension coil winding for dry-type transformer |
| CN204029584U (en) * | 2014-07-29 | 2014-12-17 | 上海华力电控设备有限公司 | A kind of low-voltage coil winding for dry-type transformer |
-
2015
- 2015-06-10 CN CN201510314721.4A patent/CN104900384A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104103406A (en) * | 2014-07-29 | 2014-10-15 | 上海华力电控设备有限公司 | Three-phase dry-type transformed |
| CN204029558U (en) * | 2014-07-29 | 2014-12-17 | 上海华力电控设备有限公司 | A kind of upper clamping piece structure unshakable in one's determination of using for dry-type transformer |
| CN204029559U (en) * | 2014-07-29 | 2014-12-17 | 上海华力电控设备有限公司 | A kind of lower clamping piece structure unshakable in one's determination for dry-type transformer |
| CN204029577U (en) * | 2014-07-29 | 2014-12-17 | 上海华力电控设备有限公司 | A kind of high-tension coil winding for dry-type transformer |
| CN204029584U (en) * | 2014-07-29 | 2014-12-17 | 上海华力电控设备有限公司 | A kind of low-voltage coil winding for dry-type transformer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113903575A (en) * | 2021-10-10 | 2022-01-07 | 吴江变压器有限公司 | High-impedance transformer with built-in reactor |
| CN113903575B (en) * | 2021-10-10 | 2023-03-17 | 吴江变压器有限公司 | High-impedance transformer with built-in reactor |
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Application publication date: 20150909 |