CN101872672A - Marine transformer poured with epoxy resin - Google Patents
Marine transformer poured with epoxy resin Download PDFInfo
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- CN101872672A CN101872672A CN200910030693A CN200910030693A CN101872672A CN 101872672 A CN101872672 A CN 101872672A CN 200910030693 A CN200910030693 A CN 200910030693A CN 200910030693 A CN200910030693 A CN 200910030693A CN 101872672 A CN101872672 A CN 101872672A
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Abstract
The invention discloses a marine transformer poured with epoxy resin, relating to the marine transformer field of pouring and curing a coil and a core of a marine transformer by using the epoxy resin. A fastening piece (2) tightly presses a transformer coil (8) through a transformer pressing block (1), a primary connecting terminal (5) and a secondary connecting terminal (10) are mounted on the fastening piece (2) through a terminal board (4), an internal connecting cable (6) and an external connecting cable (7) are connected to a coil outgoing line terminal (9), the internal side and the external side of a primary coil (16) and a secondary coil (17) are fixed through an air flue rod (11) in the transformer coil (8), and an epoxy resin layer (19) is poured at the internal side and the external side of the primary coil (16) and the secondary coil (17), an epoxy resin thick slurry layer is painted at two end faces of a transformer core (3), and some air flues (18) are arranged in the air flue rod (11). The marine transformer poured with the epoxy resin has favorable transformer insulation property, high mechanical strength, and no noise in operation, and can satisfy the three-proof requirements of the transformer.
Description
Technical field:
Marine transformer poured with epoxy resin of the present invention relates to the marine transformer field to the coil of marine transformer and the curing of iron core employing poured with epoxy resin.
Background technology:
Existing marine transformer adopts repeatedly the method for dipping lacquer processing to reach moistureproof purpose for the transformer coil of copper cash coiling, but along with developing rapidly of China's shipbuilding cause, the user is more and more higher to the operational reliability requirement of marine transformer, and marine transformer only adopts dipping lacquer to handle its insulation property and can not show a candle to the more reliable performance that adopts after poured with epoxy resin solidifies.
Summary of the invention:
The purpose of this invention is to provide a kind of marine transformer poured with epoxy resin, the marine transformer coil is adopted vacuum pouring epoxy resin, upper and lower end face brushing has the thick slurry layer of epoxy resin to transformer core, make epoxy resin and iron core be cured as one, thereby make marine transformer can reach anti-salt fog, mould and moist NBC protective performance.
A kind of marine transformer poured with epoxy resin, marine transformer poured with epoxy resin is made up of transformer briquetting, folder, transformer core, terminal block, elementary binding post, inner tie cable, outlet tie cable, transformer coil, finish lead, secondary binding post and air flue rod, between transformer coil and folder, be fixed with the transformer briquetting, terminal block is fixed on the folder, and elementary binding post and secondary binding post are installed on the folder by terminal block; Be connected with inner tie cable between the transformer coil, the outlet tie cable is connected between finish lead and elementary binding post of transformer coil; Be cast with epoxy resin layer respectively being sleeved on the outer field primary coil of transformer coil on the transformer core and the secondary coil inside and outside both sides separately of internal layer, be coated with at transformer core upper/lower terminal face and be brushed with the thick slurry layer of epoxy resin; By air flue rod stationary positioned, some air flues are arranged in the air flue rod between primary coil and the secondary coil.
Marine transformer poured with epoxy resin of the present invention; vacuum pouring has epoxy resin to used in transformer coil; increased the mechanical strength of transformer coil so on the one hand greatly; top shake when helping tackling the boats and ships operation; adverse circumstances such as impact; on the other hand; transformer coil is by after epoxy resin enclosed; make the conductor of transformer coil not have exposure; salt fog; mould; humidities etc. can't be immersed in transformer coil inside at all; further improved the NBC protective performance of transformer coil body; and; insulation property behind the epoxy resin cure are much better than dipping lacquer and handle; make the marine transformer product quality more reliable, and on the transformer core; the lower surface makes transformer core be cured as one after being coated with and being brushed with the processing of the thick slurry layer of epoxy resin; improved the whole mechanism of transformer core intensity; noise when having reduced the transformer core operation effectively, and, make the transformer fe wicking surface satisfy three anti-requirements of marine transformer fully because the protection of epoxy resin is arranged.
For implementing technique scheme, the marine transformer poured structure of epoxy resin fat of the present invention further specifies as follows:
The transformer briquetting adopts silastic material to make, and the transformer briquetting is used for fixing transformer coil between transformer coil and folder, marine transformer is become one, and plays cushioning effect.
Folder has 4, and folder is fixed three groups of transformer coils by the transformer briquetting, makes its clamping.
Folder is connected with terminal block, and terminal block is fixed on the folder, is mounted with elementary binding post and secondary binding post on the terminal block of folder.
Transformer core is a three-phase three-limb, transformer core upper/lower terminal face be coated be brushed with the thick slurry of epoxy resin layer after, then make transformer core be cured as one.
Terminal block is fixed on the folder by folder terminal block bolt and nut connector, is mounted with elementary binding post and secondary binding post respectively on two terminal blocks in front and back.
Every group of transformer coil has 3 elementary binding posts, and 3 groups of transformer coils have 9 elementary binding posts.
The outlet tie cable has 9, is respectively applied between 9 finish leads of being connected transformer coil and 9 the elementary binding posts.
Transformer coil has three groups, all is sleeved on the transformer core, and the skin of every group of transformer coil is the primary coil of high pressure, and internal layer is the secondary coil of low pressure.
Transformer coil has 12 finish lead, and wherein 3 finish lead are for inner tie cable usefulness, and 9 finish lead are connected with 9 elementary binding posts by 9 outlet tie cables respectively, for terminal block.
Secondary binding post has 3, is used for the low-voltage customer wiring.
By air flue rod stationary positioned, the air flue rod plays the effect of insulation and heat radiation between the secondary coil of outer field primary coil of transformer coil and internal layer between the secondary coil of outer field primary coil of transformer coil and internal layer.
In the air flue rod of annular some air flues are arranged, each air flue is a cuboid, and air is by behind the air flue, can play the effect of heat radiation to primary coil and secondary coil, and nine air flues are arranged in each air flue rod.
In the equal vacuum pouring in the inside and outside both sides of primary coil and secondary coil the insulation and the epoxy resin layer of thermolysis have been arranged, its bed thickness is: the 1-2 millimeter.
Epoxy resin marine transformer advantage of the present invention is good insulation preformance, mechanical strength height, operation noiselessness, can satisfy marine transformer three anti-requirements.
Description of drawings:
Fig. 1: the marine transformer poured with epoxy resin 12 main schematic diagrames of looking of the present invention.
Fig. 2: marine transformer poured with epoxy resin 12 schematic side view of the present invention.
Fig. 3: the transformer coil 8 main schematic diagrames of looking among the present invention.
Fig. 4: transformer coil 8 schematic top plan view among the present invention.
Embodiment:
Referring to each accompanying drawing, marine transformer poured with epoxy resin 12 of the present invention connects electric wire 7, transformer coil 8, finish lead 9, secondary binding post 10 and air flue rod 11 by transformer briquetting 1, folder 2, transformer core 3, terminal block 4, elementary binding post 5, inner tie cable 6, outlet and forms, between transformer coil 8 and folder 2, be fixed with transformer briquetting 1, terminal block 4 is fixed on the folder 2, and elementary binding post 5 and secondary binding post 10 are installed on the folder 2 by terminal block 4; Be connected with inner tie cable 6 between the transformer coil 8, outlet tie cable 7 is connected between finish lead 9 and elementary binding post 5 of transformer coil 8; Be cast with epoxy resin layer 19 respectively being sleeved on the transformer coil 8 outer field primary coils 16 on the transformation iron core 3 and the secondary coil 17 inside and outside both sides separately of internal layer, be coated with at transformer core 3 upper/lower terminal faces and be brushed with the thick slurry layer of epoxy resin; By air flue rod 11 stationary positioned, some air flues 18 are arranged in air flue rod 11 between primary coil 16 and the secondary coil 17.
Referring to Fig. 1 and Fig. 2, transformer briquetting 1 is between transformer coil 8 and folder 2, and transformer briquetting 1 makes marine transformer 12 constitute single piece by folder 2 stationary transformer coils 8, and transformer briquetting 1 plays cushioning effect.There are 4 transformer briquettings 1 upper and lower of every group of transformer coil 8, has 24 transformer briquettings 1 in the upper and lower of three groups of transformer coils 8.
Referring to Fig. 1 and Fig. 2, folder 2 has 4, forward and backward 2 folders 2 on marine transformer 12 tops are connected with folder 2 top terminal blocks 4 by 4 folder terminal block bolt and nut connectors 13 respectively, forward and backward 2 terminal blocks 4 in top are separately fixed on forward and backward 2 folders 2 in top, be mounted with 9 elementary binding posts 5 on the terminal block 4 in front, on the terminal block 4 of back, be mounted with 3 secondary binding posts 10.
4 folders 2 in the front and back of top and the bottom link together by 4 coil bolt and nut connectors 14 respectively, and transformer coil 8 is clamped; 4 folders 2 in the front and back of top and the bottom also link together by the iron core bolt and nut connector 15 of 4 top and the bottom respectively, make transformer core 3 clamped.
Referring to Fig. 1 and Fig. 2, transformer core 3 is a three-phase three-limb, is coated with respectively at transformer core 3 upper/lower terminal faces and is brushed with the thick slurry layer of epoxy resin, makes transformer core 3 be cured as one.
Referring to Fig. 1, every group of transformer coil 8 has 3 elementary binding posts 5, and transformer coil 8 has 3 groups, and 3 groups of transformer coils 8 have 9 elementary binding posts 5, and every group of transformer coil 8 all is sleeved on the transformer core 3.
Referring to Fig. 1, outlet tie cable 7 has 9, and every outlet tie cable 7 is respectively applied between 9 and 9 the elementary binding posts 5 of 9 finish lead that are connected transformer coil 8.
Referring to Fig. 1,3 groups of transformer coils 8 have 12 finish lead 9, and wherein 3 finish lead 9 are for 3 inner tie cable 6 usefulness, and all the other 9 finish lead 9 are connected with 9 elementary binding posts 5 respectively by 9 outlet tie cables 7 respectively.Referring to Fig. 3, wherein each group transformer coil 8 respectively has 4 finish lead 9.
Referring to Fig. 2, secondary binding post 10 has 3, is used for the low-voltage customer wiring.
Referring to Fig. 4, the air flue rod 11 between the secondary coil 17 of every group of transformer coil 8 outer field primary coils 16 and internal layer is annular, and 9 uniform air flues 18 are arranged in air flue rod 11, and each air flue 18 is cuboid; In the equal vacuum pouring in the inside and outside both sides of primary coil 16 and secondary coil 17 epoxy resin layer 19 is arranged, epoxy resin layer 19 bed thickness are the 1-2 millimeter.
Claims (9)
1. marine transformer poured with epoxy resin, marine transformer poured with epoxy resin (12) is by transformer briquetting (1), folder (2), transformer core (3), terminal block (4), elementary binding post (5), inner tie cable (6), outlet tie cable (7), transformer coil (8), finish lead (9), secondary binding post (10) and air flue rod (11) are formed, it is characterized in that between transformer coil (8) and folder (2), being fixed with transformer briquetting (1), terminal block (4) is fixed on the folder (2), and elementary binding post (5) and secondary binding post (10) are installed on the folder (2) by terminal block (4); Be connected with inner tie cable (6) between the transformer coil (8), outlet tie cable (7) is connected between finish lead (9) and elementary binding post (5) of transformer coil (8); Be cast with epoxy resin layer (19) respectively being sleeved on the outer field primary coil of transformer coil (8) (16) on the transformer core (3) and secondary coil (17) the inside and outside both sides separately of internal layer, be coated with at transformer core (3) upper/lower terminal face and be brushed with the thick slurry layer of epoxy resin; By air flue rod (11) stationary positioned, some air flues (18) are arranged in air flue rod (11) between primary coil (16) and the secondary coil (17).
2. a kind of marine transformer poured with epoxy resin according to claim 1, it is characterized in that folder (2) has 4, forward and backward 2 folders (2) on marine transformer (12) top are connected by two terminal blocks (4) of 4 folder terminal block bolt and nut connectors (13) with folder (2) top respectively, respectively are mounted with 9 elementary binding posts (5) and 3 secondary binding posts (10) on forward and backward two terminal blocks (4) respectively.
3. a kind of marine transformer poured with epoxy resin according to claim 1 is characterized in that 4 folders (2) link together by 4 coil bolt and nut connectors (14) respectively, makes transformer coil (8) clamped; 4 folders (2) also link together by 4 iron core bolt and nut connectors (15) respectively, make transformer core (3) clamped.
4. a kind of marine transformer poured with epoxy resin according to claim 1 is characterized in that transformer core (3) is a three-phase three-limb, and transformer core (3) upper/lower terminal face is cured as one after being coated with and being brushed with the thick slurry layer of epoxy resin.
5. a kind of marine transformer poured with epoxy resin according to claim 1, the every group of transformer coil (8) that it is characterized in that being sleeved on the transformer core (3) has 3 elementary binding posts (5), and 3 groups of transformer coils (8) have 9 elementary binding posts (5) and 3 secondary binding posts (10).
6. a kind of marine transformer poured with epoxy resin according to claim 1 is characterized in that outlet tie cable (7) has 9, and inner tie cable (6) has 3.
7. a kind of marine transformer poured with epoxy resin according to claim 1, it is characterized in that transformer coil (8) has 12 finish lead (9), wherein 3 finish lead (9) connect usefulness for 3 inner tie cables (6), and 9 finish lead (9) are confessed line tie cable (7) and connected usefulness.
8. a kind of marine transformer poured with epoxy resin according to claim 1, it is characterized in that the air flue rod (11) between the secondary coil (17) of outer field primary coil of every group of transformer coil (8) (16) and internal layer is annular, 9 uniform air flues (18) are arranged in air flue rod (11), and each air flue (18) is cuboid.
9. a kind of marine transformer poured with epoxy resin according to claim 1 is characterized in that epoxy resin layer (19) bed thickness is the 1-2 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910030693A CN101872672A (en) | 2009-04-21 | 2009-04-21 | Marine transformer poured with epoxy resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910030693A CN101872672A (en) | 2009-04-21 | 2009-04-21 | Marine transformer poured with epoxy resin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101872672A true CN101872672A (en) | 2010-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910030693A Pending CN101872672A (en) | 2009-04-21 | 2009-04-21 | Marine transformer poured with epoxy resin |
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| Country | Link |
|---|---|
| CN (1) | CN101872672A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104835634A (en) * | 2015-05-21 | 2015-08-12 | 无锡希恩电气有限公司 | High-power multi-lead annular transformer |
| CN105374527A (en) * | 2014-08-26 | 2016-03-02 | 镇江船舶电器有限责任公司 | Marine light-weight transformer |
-
2009
- 2009-04-21 CN CN200910030693A patent/CN101872672A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105374527A (en) * | 2014-08-26 | 2016-03-02 | 镇江船舶电器有限责任公司 | Marine light-weight transformer |
| CN104835634A (en) * | 2015-05-21 | 2015-08-12 | 无锡希恩电气有限公司 | High-power multi-lead annular transformer |
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Open date: 20101027 |