CN205092111U - Low -loss shock attenuation transformer - Google Patents

Low -loss shock attenuation transformer Download PDF

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Publication number
CN205092111U
CN205092111U CN201520910439.8U CN201520910439U CN205092111U CN 205092111 U CN205092111 U CN 205092111U CN 201520910439 U CN201520910439 U CN 201520910439U CN 205092111 U CN205092111 U CN 205092111U
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CN
China
Prior art keywords
damping
winding
base
low
input
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.)
Expired - Fee Related
Application number
CN201520910439.8U
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Chinese (zh)
Inventor
智一倩
彭文丽
王胜男
李静雅
刘海霞
郑颖慧
张斌
邢瑞芹
彭永强
程中祥
王瑞荣
王丽丽
刘婷婷
王婷
王燕
彭丽丽
王猛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Shandong Yuncheng Power Supply Co
Original Assignee
State Grid Shandong Yuncheng Power Supply Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Shandong Yuncheng Power Supply Co filed Critical State Grid Shandong Yuncheng Power Supply Co
Priority to CN201520910439.8U priority Critical patent/CN205092111U/en
Application granted granted Critical
Publication of CN205092111U publication Critical patent/CN205092111U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a low -loss shock attenuation transformer, including the protection casing, the internal portion of protecting crust is equipped with regulating winding, and regulating winding includes iron core post, input winding, output winding and inductance coils, and input winding, output winding and inductance coils surface have the compound protective layer of insulation resin in addition, the bottom of protection casing is equipped with vibration damping mount, and vibration damping mount includes base, cushion socket, mount pad and locating rack, be equipped with on the locating lever with the draw -in groove in the damper that contacts of upper wall, be equipped with on the locating lever with the draw -in groove in the 2nd damper that contacts of lower wall, be equipped with the 3rd damper on the base, the mount pad is installed on the cushion socket, the locating rack lower part that extends to in the cavity is equipped with fourth damper. The utility model discloses simple structure, it is rationally distributed, small, use, simple to operate, easy operation, the shock attenuation is effectual, and light in weight has the effect that good anti short circuit, interference killing feature have safe and reliable.

Description

A kind of low-loss damping transformer
Technical field
The utility model relates to a kind of power equipment, specifically a kind of low-loss damping transformer.
Background technology
At present when carrying out photovoltaic generation, the electric energy sent due to photovoltaic is direct current, therefore in order to meet the needs be connected with power supply grid, usually grid-connected power supply can be realized after needing to be adjusted the electric energy that photovoltaic sends by power transformer, but in use find, current transformer volume and deadweight are more greatly and operationally owing to lacking necessary safeguard procedures, transformer is caused to there is serious eddy current loss and leakage inductance phenomenon, thus it is comparatively large to result in energy loss when transformer runs, operating efficiency is relatively low; And the installation of traditional transformer is all often be directly installed on mounting panel, because the impact of environment and power equipment work when later stage comes into operation, often produce vibrations, and transformer also can produce vibrations when carrying, if do not take corresponding glissando, this can have a huge impact the use of transformer, but the structure of current damping base is comparatively complicated, cost of manufacture is higher, and damping effect is poor, and this all can bring certain loss to user.
Utility model content
The purpose of this utility model is to provide a kind of low-loss damping transformer, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of low-loss damping transformer, comprise protective casing, described protective casing is confined space structure and its upper surface establishes input terminal and outlet terminal, protective casing inside is provided with tap-changing windings, tap-changing windings comprises iron core column, input winding, export winding and inductance coil, wherein input winding to be looped around in iron core column and to distribute with iron core column is concentric, export winding to be looped around outside input winding and winding is concentric distributes with input, and separately establish aluminium foil guard screen to isolate between input winding and output winding, inductance coil is totally two sections of also wound core post distributions respectively, wherein one section of inductance coil one end and input windings in series, the other end is connected with input terminal, another section of inductance coil one end and output windings in series, the other end is connected with outlet terminal, input winding, output winding and inductance coil outer surface separately have insulating resin composite protection layer, inductance coil and input winding, exporting between winding separately establishes aluminium foil guard screen to isolate, aluminium foil guard screen and protective casing, iron core column, input winding, export winding, all insulator is established between inductance coil and aluminium foil guard screen, the bottom of described protective casing is provided with damping base, damping base comprises base, cushion socket, mount pad and locating rack, described base is provided with two backstays, two draw-in grooves matched with two backstays are provided with in cushion socket, backstay is provided with the first damping contacted with upper wall in draw-in groove, backstay is provided with the second damping contacted with draw-in groove lower inner wall, base is provided with four the 3rd dampings, cushion socket is arranged on four the 3rd dampings, mount pad is arranged on cushion socket, locating rack one end extends in the cavity between mount pad and cushion socket, base is provided with the groove matched with the locating rack other end, the locating rack bottom extended in cavity is provided with the 4th damping, described first damping, second damping, 3rd damping is identical with the structure of the 4th damping.
As further program of the utility model: separately establish insulating radiation inserts between described tap-changing windings and protective casing.
As the utility model further scheme: described protective casing outer surface establishes heating panel.
As the utility model further scheme: when establishing multiple tap-changing windings in described protective casing, then the input winding between multiple tap-changing windings, output winding are connected by bus bar and are isolated by insulator between adjacent bus bar.
As the utility model further scheme: described first damping, the second damping, the 3rd damping and the 4th damping form by the first fixed block, the second fixed block and damping spring assembly, described damping spring assembly is arranged on the second fixed block, and the first fixed block is arranged on damping spring assembly.
As the utility model further scheme: described damping spring assembly is made up of multiple damping spring reed.
As the utility model further scheme: described base is provided with hold-down screw, and locating rack is fixed on base by hold-down screw.
As the utility model further scheme: described hold-down screw is provided with four, be evenly distributed on base in the form of a ring.
Compared with prior art, the beneficial effects of the utility model are: the utility model structure is simple, rationally distributed, volume is little, lightweight and there is good Short Circuit withstand, antijamming capability, electromagnetic eddy loss little and can meet larger current export needs, bottom is provided with damping base simultaneously, during use, by the vibrational power flow of set two backstays and locating rack, can prevent operationally damping base from occurring offset phenomena and affecting the work of transformer, by the first set damping, the vibrational power flow of the second damping and the 3rd damping, transformer can be reduced operationally to the vibration influence of base, thus add the firm degree of the installation of transformer on base and it makes the life-span, by the 4th set damping, the vibrations that locating rack is suffered when fixed base can be reduced, thus increase its locating effect.Its structure is simple, uses, easy for installation, simple to operate, and good damping effect, cost is low, convenient later maintenance, applied widely, long service life, has safe and reliable effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of low-loss damping transformer;
Fig. 2 is the structural representation of damping base in low-loss damping transformer;
Fig. 3 be in low-loss damping transformer damping structural representation;
In figure: 1-protective casing, 2-input terminal, 3-outlet terminal, 4-tap-changing windings, 41-iron core column, 42-inputs winding, 43-exports winding, 44-inductance coil, 45-aluminium foil guard screen, 46-insulated compound protective layer, 47-insulator, 48-bus bar, 5-insulating radiation inserts, 6-heating panel, 7-damping base, 8-base, 9-cushion socket, 10-mount pad, 11-locating rack, 12-backstay, 13-draw-in groove, 14-first damping, 15-second damping, 16-the 3rd damping, 17-groove, 18-the 4th damping, 19-first fixed block, 20-second fixed block, 21-damping spring assembly, 22-damping spring reed, 23-hold-down screw.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 1-3, a kind of low-loss damping transformer, comprise protective casing 1, described protective casing 1 is for confined space structure and its upper surface establishes input terminal 2 and outlet terminal 3, protective casing 1 inside is provided with tap-changing windings 4, described tap-changing windings 4 comprises iron core column 41, input winding 42, export winding 43 and inductance coil 44, wherein input winding 44 to be looped around in iron core column 41 and to distribute with iron core column 41 is concentric, export winding 43 to be looped around outside input winding 42 and winding 42 is concentric distributes with input, and separately establish aluminium foil guard screen 45 to isolate between input winding 42 and output winding 43, inductance coil 44 totally two sections and respectively wound core post 41 distribute, wherein connect with input winding 42 in one section of inductance coil 44 one end, the other end is connected with input terminal 2, connect with output winding 43 in another section of inductance coil 44 one end, the other end is connected with outlet terminal 3, input winding 42, output winding 43 and inductance coil 44 outer surface separately have insulating resin composite protection layer 46, inductance coil 44 and input winding 42, exporting between winding 43 separately establishes aluminium foil guard screen 45 to isolate, aluminium foil guard screen 45 and protective casing 1, iron core column 41, input winding 42, export winding 43, insulator 47 is all established between inductance coil 44 and aluminium foil guard screen 45, the bottom of described protective casing 1 is provided with damping base 7, damping base 7 comprises base 8, cushion socket 9, mount pad 10 and locating rack 11, described base 8 is provided with two backstays 12, two draw-in grooves 13 matched with two backstays 12 are provided with in cushion socket 9, backstay 12 is provided with the first damping 17 contacted with upper wall in draw-in groove 13, backstay 12 is provided with the second damping 15 contacted with draw-in groove 13 lower inner wall, base 8 is provided with four the 3rd dampings 16, cushion socket 9 is arranged on four the 3rd dampings 16, mount pad 10 is arranged on cushion socket 9, described locating rack 11 one end extends in the cavity between mount pad 10 and cushion socket 9, described base 8 is provided with the groove 17 matched with locating rack 11 other end, locating rack 11 bottom extended in cavity is provided with the 4th damping 18, described first damping 14, second damping 15, 3rd damping 16 is identical with the structure of the 4th damping 18.
Insulating radiation inserts 5 is separately established between described tap-changing windings 4 and protective casing 1.
Described protective casing 1 outer surface establishes heating panel 6.
When establishing multiple tap-changing windings 4 in described protective casing 1, then the input winding 42 between multiple tap-changing windings 4, output winding 43 are connected by bus bar 48 and are isolated by insulator 47 between adjacent bus bar 48.
Described first damping 14, second damping 15, the 3rd damping 16 and the 4th damping 18 form by the first fixed block 19, second fixed block 20 and damping spring assembly 21, described damping spring assembly 21 is arranged on the second fixed block 20, and the first fixed block 19 is arranged on damping spring assembly 21.
Described damping spring assembly 21 is made up of multiple damping spring reed 22.
Described base 8 is provided with hold-down screw 23, and locating rack 11 is fixed on base 1 by hold-down screw 23.
Described hold-down screw 23 is provided with four, is evenly distributed in the form of a ring on base 1.
The utility model structure is simple, rationally distributed, volume is little, lightweight and there is good Short Circuit withstand, antijamming capability, electromagnetic eddy loss little and can meet larger current export needs, bottom is provided with damping base simultaneously, during use, by the vibrational power flow of set two backstays and locating rack, can prevent operationally damping base from occurring offset phenomena and affecting the work of transformer, by the first set damping, the vibrational power flow of the second damping and the 3rd damping, transformer can be reduced operationally to the vibration influence of base, thus add the firm degree of the installation of transformer on base and it makes the life-span, by the 4th set damping, the vibrations that locating rack is suffered when fixed base can be reduced, thus increase its locating effect.Its structure is simple, uses, easy for installation, simple to operate, and good damping effect, cost is low, convenient later maintenance, applied widely, long service life, has safe and reliable effect.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned execution mode, in the ken that one skilled in the relevant art possesses, can also makes a variety of changes under the prerequisite not departing from this patent aim.

Claims (8)

1. a low-loss damping transformer, comprise protective casing, it is characterized in that, described protective casing is confined space structure and its upper surface establishes input terminal and outlet terminal, protective casing inside is provided with tap-changing windings, tap-changing windings comprises iron core column, input winding, export winding and inductance coil, wherein input winding to be looped around in iron core column and to distribute with iron core column is concentric, export winding to be looped around outside input winding and winding is concentric distributes with input, and separately establish aluminium foil guard screen to isolate between input winding and output winding, inductance coil is totally two sections of also wound core post distributions respectively, wherein one section of inductance coil one end and input windings in series, the other end is connected with input terminal, another section of inductance coil one end and output windings in series, the other end is connected with outlet terminal, input winding, output winding and inductance coil outer surface separately have insulating resin composite protection layer, inductance coil and input winding, exporting between winding separately establishes aluminium foil guard screen to isolate, aluminium foil guard screen and protective casing, iron core column, input winding, export winding, all insulator is established between inductance coil and aluminium foil guard screen, the bottom of described protective casing is provided with damping base, damping base comprises base, cushion socket, mount pad and locating rack, described base is provided with two backstays, two draw-in grooves matched with two backstays are provided with in cushion socket, backstay is provided with the first damping contacted with upper wall in draw-in groove, backstay is provided with the second damping contacted with draw-in groove lower inner wall, base is provided with four the 3rd dampings, cushion socket is arranged on four the 3rd dampings, mount pad is arranged on cushion socket, locating rack one end extends in the cavity between mount pad and cushion socket, base is provided with the groove matched with the locating rack other end, the locating rack bottom extended in cavity is provided with the 4th damping, described first damping, second damping, 3rd damping is identical with the structure of the 4th damping.
2. low-loss damping transformer according to claim 1, is characterized in that, separately establish insulating radiation inserts between described tap-changing windings and protective casing.
3. low-loss damping transformer according to claim 1 and 2, is characterized in that, described protective casing outer surface establishes heating panel.
4. low-loss damping transformer according to claim 3, is characterized in that, when establishing multiple tap-changing windings in described protective casing, then the input winding between multiple tap-changing windings, output winding are connected by bus bar and isolated by insulator between adjacent bus bar.
5. the low-loss damping transformer according to claim 1 or 2 or 4, it is characterized in that, described first damping, the second damping, the 3rd damping and the 4th damping form by the first fixed block, the second fixed block and damping spring assembly, described damping spring assembly is arranged on the second fixed block, and the first fixed block is arranged on damping spring assembly.
6. low-loss damping transformer according to claim 5, is characterized in that, described damping spring assembly is made up of multiple damping spring reed.
7. the low-loss damping transformer according to claim 1 or 2 or 4 or 6, it is characterized in that, described base is provided with hold-down screw, and locating rack is fixed on base by hold-down screw.
8. low-loss damping transformer according to claim 7, it is characterized in that, described hold-down screw is provided with four, is evenly distributed on base in the form of a ring.
CN201520910439.8U 2015-11-06 2015-11-06 Low -loss shock attenuation transformer Expired - Fee Related CN205092111U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520910439.8U CN205092111U (en) 2015-11-06 2015-11-06 Low -loss shock attenuation transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520910439.8U CN205092111U (en) 2015-11-06 2015-11-06 Low -loss shock attenuation transformer

Publications (1)

Publication Number Publication Date
CN205092111U true CN205092111U (en) 2016-03-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520910439.8U Expired - Fee Related CN205092111U (en) 2015-11-06 2015-11-06 Low -loss shock attenuation transformer

Country Status (1)

Country Link
CN (1) CN205092111U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106604591A (en) * 2017-02-08 2017-04-26 广东霍德韦信息技术有限公司 Vehicular WIFI acquisition device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106604591A (en) * 2017-02-08 2017-04-26 广东霍德韦信息技术有限公司 Vehicular WIFI acquisition device

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160316

Termination date: 20161106

CF01 Termination of patent right due to non-payment of annual fee