CN207852427U - A kind of dry type heat-dissipating voltage transformer - Google Patents
A kind of dry type heat-dissipating voltage transformer Download PDFInfo
- Publication number
- CN207852427U CN207852427U CN201820050325.4U CN201820050325U CN207852427U CN 207852427 U CN207852427 U CN 207852427U CN 201820050325 U CN201820050325 U CN 201820050325U CN 207852427 U CN207852427 U CN 207852427U
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- radiator
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- type heat
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Abstract
The utility model discloses a kind of dry type heat-dissipating voltage transformers, including transformer case, the bottom of the transformer case is provided with first base, several shock-damping structures are provided at the top of the first base, it is provided with second base at the top of the shock-damping structure, the top setting of the second base is cored, the two bottom sides of the iron core are both provided with lower clamping piece, the top both sides of the iron core are both provided with upper clamping piece, it is arranged with coil on the iron core, and the coil is between the lower clamping piece and the upper clamping piece, the both sides of the transformer case are both provided with the first radiator, and first radiator is located at the both sides of the coil, it is provided with the second radiator at the top of the transformer case.Advantageous effect：It is effectively improved its heat dissipation performance compared to traditional dry-type transformer, to significantly reduce the influence brought to its overload capacity due to temperature, to be effectively improved its working efficiency.
Description
Technical field
The utility model is related to transformer technology fields, it particularly relates to a kind of dry type heat-dissipating voltage transformer.
Background technology
China has a vast territory, and power delivery networks gather, and is required to transformer in the end of network and turns to carry out voltage
It changes.Heat is generated in the transformer course of work, the excessively high efficiency that can influence voltage conversion of temperature causes the increasing of loss,
So heat dissipation performance is all paid much attention in the design of transformer.
By the type of cooling, it is generally divided into dry type (self cooling) transformer, oil immersion (self cooling) transformer, fluoride (steaming to transformer
Feel cold but) transformer.Wherein, dry-type transformer is for oil-immersed transformer, is that a kind of iron core and winding are not immersed in absolutely
Transformer in edge liquid is generally used for hospital, school, residential quarters, industrial and mining enterprises.The overload capacity and ring of dry-type transformer
The insulating radiation situation of loading condition (initial load), transformer before border temperature, overload and heating time constant etc. are related, because
And influence of the cooling performance of dry-type transformer to its overload capacity is also critically important.Air is relied on when dry-type transformer normal operation
Convection current is cooled down, and when there is overload demand, dry-type transformer is mainly cooled down by installing wind turbine, however, traditional wind turbine
It is usually fixedly mounted, so that it can not be moved, to greatly affected its heat dissipation performance, to be easy to influence dry type
The overload capacity of transformer, to influence working efficiency.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Utility model content
For the problems in the relevant technologies, the utility model proposes a kind of dry type heat-dissipating voltage transformers, to overcome existing correlation
Above-mentioned technical problem present in technology.
What the technical solution of the utility model was realized in：
The bottom of a kind of dry type heat-dissipating voltage transformer, including transformer case, the transformer case is provided with first base,
It is provided with several shock-damping structures at the top of the first base, second base is provided at the top of the shock-damping structure, it is described
The top setting of second base is cored, and the two bottom sides of the iron core are both provided with lower clamping piece, the top both sides of the iron core
It is both provided with upper clamping piece, is arranged with coil on the iron core, and the coil is between the lower clamping piece and the upper clamping piece,
The both sides of the transformer case are both provided with the first radiator, and first radiator is located at the two of the coil
Side is provided with the second radiator at the top of the transformer case；
Wherein, the shock-damping structure includes bottom plate, and the top both sides of the bottom plate are both provided with several fixed blocks, described
It is both provided with cross bar between fixed block, the first sliding shoe is symmetrically arranged on the cross bar, and first sliding shoe is interspersed
It is set on the cross bar, the first spring is provided between first sliding shoe, and first spring is set in the cross
On bar, the first connecting plate is both provided at the top of the fixed block, and first connecting plate is to be obliquely installed, described first
It is provided with sliding panel at the top of connecting plate, sliding bar is provided at the top of the sliding panel, interts on the sliding bar and is provided with
The side of the second sliding shoe, the second sliding shoe is provided with connecting rod, and the other side of the connecting rod is slided with described first
Block connects, and is provided with top plate between the top of the sliding bar, and be flexibly connected between the top plate and the sliding bar, and institute
The top for stating top plate is fixedly connected with the bottom of the second base；
Wherein, first radiator includes the second connecting plate, the symmetrically arranged silk in both sides of second connecting plate
The both ends of thick stick, the leading screw are fixedly connected by bearing block with second connecting plate, and row is both provided on the bearing block
The side of Cheng Kaiguan, the bearing block are both provided with the first driving motor, and first driving motor is connect with the leading screw,
It is interspersed on the leading screw to be provided with third sliding shoe, fixed frame is provided between the third sliding shoe, on the fixed frame
It is connected with fan；
Wherein, second radiator includes fixed plate, and the fixed plate is discoid, the bottom of the fixed plate
Centre position is provided with the second driving motor, and the first fixed frame is provided on the outside of second driving motor, and described first is solid
Determine to be provided with the second fixed frame on the inside of frame, second fixed frame is internally provided with third driving motor, and the third
To be flexibly connected between driving motor and second fixed frame, the first connection is provided at the top of the third driving motor
Block, first link block are fixedly connected with the second link block, the side of second link block and second driving motor
Main shaft be fixedly connected, the bottom of the third driving motor is provided with rotation axis, and flabellum is provided in the rotation axis.
Further, the surface side of the transformer case is provided with switch door-plate, and is arranged on the switch door-plate
There is handle.
Further, it is connected by fastener between the lower clamping piece and the upper clamping piece and the iron core.
Further, separation net, and the separation net and the transformer are provided with below second radiator
It is fixedly connected at the top of case.
Further, the inside of the third sliding shoe is both provided with the feed nut to match with the leading screw.
Further, it is flexibly connected by sliding rail between the top plate and the sliding bar.
Further, the both ends of the sliding rail are both provided with limited block.
Further, it is fixedly connected by connecting pole between second fixed frame and first fixed frame.
Further, it is provided with second spring between the connecting rod.
Further, it is flexibly connected by rotating member between the third driving motor and second fixed frame.
The beneficial effects of the utility model：By being provided with shock-damping structure, to be effectively improved its damping performance, from
And the work influence brought to it by vibration is efficiently avoided, it is brought in addition, also significantly reducing because it vibrates
Noise, to the generation for the phenomenon that efficiently avoids disturbing residents；By being provided with the first radiator, so that it drives first
It can be moved back and forth under the drive of dynamic motor, so that it can drive fan to carry out circulation cooling back and forth, to have
Improve its heat dissipation performance to effect；By being provided with the second radiator, so that it can be to which top be to transformer device
Body cools down, in addition, the rotation by the second radiator is radiated, to be greatly improved its heat dissipation effect and performance；
The utility model is effectively improved its thermal diffusivity compared to traditional dry-type transformer, by the design of Double heat radiation device
Can, to significantly reduce the influence brought to its overload capacity due to temperature, to be effectively improved its work effect
Rate.
In addition, switch door-plate is provided with by the surface side in transformer case, to the maintenance band to staff
Great convenience is carried out；By being both provided with fastener between lower clamping piece and upper clamping piece and iron core, so that iron core can be with
Preferably fixed；By being provided with separation net below the second radiator, to efficiently avoid because overhauling people
The carelessness of member and the injury brought, so that it is also effectively improved its security performance while improving heat dissipation performance；
By being both provided with the feed nut to match with leading screw in the inside of third sliding shoe, to be brought greatly to its movement
It is convenient；By being provided with sliding rail between top plate and sliding bar, to bring great convenience to its movement；By in sliding rail
Both ends be both provided with limited block so that effectively limits the position of sliding bar, to efficiently avoid because of cunning
Lever slides and to the influence of its damping generation；By being provided with second spring between connecting rod, subtract to be effectively improved
Shock stability；By being provided with rotating member, to which the rotation to the second radiator brings great convenience, to effectively carry
Its high heat dissipation performance.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the general construction schematic diagram according to a kind of dry type heat-dissipating voltage transformer of the utility model embodiment；
Fig. 2 is the schematic diagram according to a kind of shock-damping structure of dry type heat-dissipating voltage transformer of the utility model embodiment；
Fig. 3 is the structural representation according to a kind of the first radiator of dry type heat-dissipating voltage transformer of the utility model embodiment
Figure；
Fig. 4 is the structural representation according to a kind of the second radiator of dry type heat-dissipating voltage transformer of the utility model embodiment
Figure.
In figure：
1, transformer case；2, first base；3, shock-damping structure；4, second base；5, iron core；6, lower clamping piece；7, upper folder
Part；8, coil；9, the first radiator；10, the second radiator；11, separation net；12, bottom plate；13, fixed block；14, horizontal
Bar；15, the first sliding shoe；16, the first spring；17, the first connecting plate；18, sliding panel；19, sliding bar；20, the second sliding shoe；
21, connecting rod；22, top plate；23, sliding rail；24, the second connecting plate；25, leading screw；26, bearing block；27, travel switch；28,
Three sliding shoes；29, fixed frame；30, the first driving motor；31, feed nut；32, fan；33, fixed plate；34, the second driving
Motor；35, the first fixed frame；36, the second fixed frame；37, connecting pole；38, third driving motor；39, rotating member；40, first
Link block；41, the second link block；42 main shafts,；43, rotation axis；44, flabellum；45, fastener；46, second spring；47, it limits
Block.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, the every other embodiment that those of ordinary skill in the art are obtained all belongs to
In the range of the utility model protection.
Embodiment according to the present utility model provides a kind of dry type heat-dissipating voltage transformer.
As shown in Figs 1-4, according to a kind of dry type heat-dissipating voltage transformer of the utility model embodiment, including transformer case 1,
The bottom of the transformer case 1 is provided with first base 2, and the top of the first base 2 is provided with several shock-damping structures
3, the top of the shock-damping structure 3 is provided with second base 4, the top setting cored 5 of the second base 4, the iron core 5
Two bottom sides be both provided with lower clamping piece 6, the top both sides of the iron core 5 are both provided with upper clamping piece 7, winding on the iron core 5
There is coil 8, and the coil 8, between the lower clamping piece 6 and the upper clamping piece 7, the both sides of the transformer case 1 are all provided with
It is equipped with the first radiator 9, and first radiator 9 is located at the both sides of the coil 8, the top of the transformer case 1
Portion is provided with the second radiator 10；
Wherein, the shock-damping structure 3 includes bottom plate 12, and the top both sides of the bottom plate 12 are both provided with several fixed blocks
13, cross bar 14 is both provided between the fixed block 13, and the first sliding shoe 15, and described are symmetrically arranged on the cross bar 14
One sliding shoe 15 is interspersed to be set on the cross bar 14, and the first spring 16, and institute are provided between first sliding shoe 15
It states the first spring 16 to be set on the cross bar 14, the top of the fixed block 13 is both provided with the first connecting plate, and described
One connecting plate is to be obliquely installed, and sliding panel 18 is provided at the top of first connecting plate, and the top of the sliding panel 18 is set
It is equipped with sliding bar 19, interts on the sliding bar 19 and is provided with the second sliding shoe 20, the side setting of the second sliding shoe 20
There is connecting rod 21, the other side of the connecting rod 21 is connect with first sliding shoe 15, between the top of the sliding bar 19
Be provided with top plate 22, and be flexibly connected between the top plate 22 and the sliding bar 19, and the top of the top plate 22 with it is described
The bottom of second base 4 is fixedly connected；
Wherein, first radiator 9 includes the second connecting plate, the symmetrically arranged silk in both sides of second connecting plate
The both ends of thick stick 25, the leading screw 25 are fixedly connected by bearing block 26 with second connecting plate, on the bearing block 26
It is provided with travel switch 27, the side of the bearing block 26 is both provided with the first driving motor 30, and first driving motor
30 connect with the leading screw 25, intert on the leading screw 25 and are provided with third sliding shoe 28, between the third sliding shoe 28
It is provided with fixed frame 29, fan 32 is connected on the fixed frame 29；
Wherein, second radiator 10 includes fixed plate 33, and the fixed plate 33 is discoid, the fixed plate
33 bottom centre position is provided with the second driving motor 34, and the outside of second driving motor 34 is provided with the first fixed frame
35, the inside of first fixed frame 35 is provided with the second fixed frame 36, and second fixed frame 36 is internally provided with third
Driving motor 38, and to be flexibly connected between the third driving motor 38 and second fixed frame 36, the third driving
The top of motor 38 is provided with the first link block 40, and first link block 40 is fixedly connected with the second link block 41, and described
The side of two link blocks 41 is fixedly connected with the main shaft 42 of second driving motor 34, the bottom of the third driving motor 38
It is provided with rotation axis 43, flabellum 44 is provided in the rotation axis 43.
By means of above-mentioned technical proposal, by being provided with shock-damping structure 3, to be effectively improved its damping performance, from
And the work influence brought to it by vibration is efficiently avoided, it is brought in addition, also significantly reducing because it vibrates
Noise, to the generation for the phenomenon that efficiently avoids disturbing residents；By being provided with the first radiator 9, so that it is first
It can be moved back and forth under the drive of driving motor 30, so that it can drive fan 32 to carry out circulation cooling back and forth,
To be effectively improved its heat dissipation performance；By being provided with the second radiator 10, so that it can be right to top
Transformer body cools down, in addition, the rotation by the second radiator 10 is radiated, to be greatly improved its heat dissipation effect
Fruit and performance；The utility model is effectively improved compared to traditional dry-type transformer by the design of Double heat radiation device
Its heat dissipation performance, to significantly reduce the influence brought to its overload capacity due to temperature, to be effectively improved
Its working efficiency.
In addition, the surface side of the transformer case 1 is provided with switch door-plate, and handle is provided on the switch door-plate
Hand is connected by fastener 45 between the lower clamping piece 6 and the upper clamping piece 7 and the iron core 5, second radiator
10 lower section is provided with separation net 11, and the separation net 11 is fixedly connected with the top of the transformer case 1, the third
The inside of sliding shoe 28 is both provided with the feed nut 31 to match with the leading screw 25, the top plate 22 and the sliding bar
Be flexibly connected by sliding rail 23 between 19, the both ends of the sliding rail 23 are both provided with limited block 47, second fixed frame 36 with
It is fixedly connected by connecting pole 37 between first fixed frame 35, second spring 46, institute is provided between the connecting rod 21
It states and is flexibly connected by rotating member 39 between third driving motor 38 and second fixed frame 36, by transformer case 1
Surface side be provided with switch door-plate, to bring great convenience to the maintenance of staff；By in lower clamping piece 6
Fastener 45 is both provided between upper clamping piece 7 and iron core 5, so that iron core 5 can be fixed preferably；By
The lower section of two radiators 10 is provided with separation net 11, to efficiently avoid bringing by the carelessness of service personnel by
Wound, so that it is also effectively improved its security performance while improving heat dissipation performance；By in third sliding shoe 28
Inside be both provided with the feed nut 31 to match with leading screw 25, to bringing great convenience to its movement；By
Sliding rail 23 is provided between top plate 22 and sliding bar 19, to bring great convenience to its movement；By in sliding rail 23
Both ends are both provided with limited block 47 so that effectively limits the position of sliding bar 19, to efficiently avoid because
Sliding bar 19 slides and to the influence of its damping generation；By being provided with second spring 46 between connecting rod 17, to effectively
Improve damping performance；By being provided with rotating member 39, to which the rotation to the second radiator 10 brings great convenience,
To be effectively improved its heat dissipation performance.
In conclusion by means of the above-mentioned technical proposal of the utility model, by being provided with shock-damping structure 3, to effectively
Ground improves its damping performance, to efficiently avoid the work influence brought to it by vibration, in addition, also effectively dropping
The low noise brought because it is vibrated, to the generation for the phenomenon that efficiently avoids disturbing residents；By being provided with the first heat dissipation dress
9 are set, so that it can be moved back and forth under the drive of the first driving motor 30, so that it can drive fan
32 carry out circulation cooling back and forth, to be effectively improved its heat dissipation performance；By being provided with the second radiator 10, to make
Obtaining it can cool down to transformer body to top, in addition, the rotation by the second radiator 10 is radiated, to pole
Big improves its heat dissipation effect and performance；The utility model passes through Double heat radiation device compared to traditional dry-type transformer
Design be effectively improved its heat dissipation performance, to significantly reduce the shadow brought to its overload capacity due to temperature
It rings, to be effectively improved its working efficiency.
In addition, switch door-plate is provided with by the surface side in transformer case 1, to the maintenance band to staff
Great convenience is carried out；By being both provided with fastener 45 between lower clamping piece 6 and upper clamping piece 7 and iron core 5, so that iron core
5 can preferably be fixed；By being provided with separation net 11 in the lower section of the second radiator 10, to efficiently avoid
The injury brought by the carelessness of service personnel, so that it is also effectively improved its peace while improving heat dissipation performance
Full performance；By being both provided with the feed nut 31 to match with leading screw 25 in the inside of third sliding shoe 28, to give its shifting
It is dynamic to bring great convenience；By being provided with sliding rail 23 between top plate 22 and sliding bar 19, to be brought to its movement
Great convenience；By being both provided with limited block 47 at the both ends of sliding rail 23, so that effectively limits sliding bars 19
Position, to efficiently avoid the influence generated to its damping because sliding bar 19 slides；By being set between connecting rod 17
It is equipped with second spring 46, to be effectively improved damping performance；By being provided with rotating member 39, to give the second radiator
10 rotation brings great convenience, to be effectively improved its heat dissipation performance.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of dry type heat-dissipating voltage transformer, which is characterized in that including transformer case (1), the bottom of the transformer case (1)
It is provided with first base (2), several shock-damping structures (3), the shock-damping structure are provided at the top of the first base (2)
(3) second base (4) is provided at the top of, cored (5) are arranged in the top of the second base (4), the bottom of the iron core (5)
Portion both sides are both provided with lower clamping piece (6), and the top both sides of the iron core (5) are both provided with upper clamping piece (7), on the iron core (5)
It is arranged with coil (8), and the coil (8) is between the lower clamping piece (6) and the upper clamping piece (7), the transformer cover
The both sides of shell (1) are both provided with the first radiator (9), and first radiator (9) is located at the two of the coil (8)
Side is provided with the second radiator (10) at the top of the transformer case (1)；
Wherein, the shock-damping structure (3) includes bottom plate (12), and the top both sides of the bottom plate (12) are both provided with several and fix
Block (13) is both provided with cross bar (14) between the fixed block (13), the first sliding shoe is symmetrically arranged on the cross bar (14)
(15), and first sliding shoe (15) is interspersed is set on the cross bar (14), is set between first sliding shoe (15)
It is equipped with the first spring (16), and first spring (16) is set on the cross bar (14), the top of the fixed block (13)
It is both provided with the first connecting plate (17), and first connecting plate (17) is to be obliquely installed, first connecting plate (17)
Top is provided with sliding panel (18), and sliding bar (19) is provided at the top of the sliding panel (18), is worn on the sliding bar (19)
It plugs and is equipped with the second sliding shoe (20), the side of the second sliding shoe (20) is provided with connecting rod (21), the connecting rod
(21) the other side is connect with first sliding shoe (15), and top plate (22) is provided between the top of the sliding bar (19),
And be flexibly connected between the top plate (22) and the sliding bar (19), and the top of the top plate (22) and the second base
(4) bottom is fixedly connected；
Wherein, first radiator (9) includes the second connecting plate (24), and the both sides of second connecting plate (24) are symmetrically set
The both ends of the leading screw (25) set, the leading screw (25) are fixedly connected by bearing block (26) with second connecting plate (24),
Travel switch (27) is both provided on the bearing block (26), the side of the bearing block (26) is both provided with the first driving motor
(30), and first driving motor (30) is connect with the leading screw (25), interspersed on the leading screw (25) to be provided with third
Sliding shoe (28) is provided with fixed frame (29) between the third sliding shoe (28), fan is connected on the fixed frame (29)
(32)；
Wherein, second radiator (10) includes fixed plate (33), and the fixed plate (33) is discoid, the fixation
The bottom centre position of plate (33) is provided with the second driving motor (34), and is provided on the outside of second driving motor (34)
One fixed frame (35) is provided with the second fixed frame (36), second fixed frame (36) on the inside of first fixed frame (35)
Be internally provided with third driving motor (38), and be between the third driving motor (38) and second fixed frame (36)
Flexible connection, is provided with the first link block (40) at the top of the third driving motor (38), first link block (40) with
Second link block (41) is fixedly connected, the main shaft of the side of second link block (41) and second driving motor (34)
(42) it is fixedly connected, the bottom of the third driving motor (38) is provided with rotation axis (43), is arranged on the rotation axis (43)
There is flabellum (44).
2. a kind of dry type heat-dissipating voltage transformer according to claim 1, which is characterized in that the table of the transformer case (1)
Face side is provided with switch door-plate, and is provided with handle on the switch door-plate.
3. a kind of dry type heat-dissipating voltage transformer according to claim 1, which is characterized in that the lower clamping piece (6) and it is described on
It is connect by fastener (45) between folder (7) and the iron core (5).
4. a kind of dry type heat-dissipating voltage transformer according to claim 1, which is characterized in that second radiator (10)
Lower section is provided with separation net (11), and is fixedly connected at the top of the separation net (11) and the transformer case (1).
5. a kind of dry type heat-dissipating voltage transformer according to claim 1, which is characterized in that the third sliding shoe (28) it is interior
Portion is both provided with the feed nut (31) to match with the leading screw (25).
6. a kind of dry type heat-dissipating voltage transformer according to claim 1, which is characterized in that the top plate (22) and the sliding
It is flexibly connected by sliding rail (23) between bar (19).
7. a kind of dry type heat-dissipating voltage transformer according to claim 6, which is characterized in that the both ends of the sliding rail (23) are all provided with
It is equipped with limited block (47).
8. a kind of dry type heat-dissipating voltage transformer according to claim 1, which is characterized in that second fixed frame (36) and institute
It states and is fixedly connected by connecting pole (37) between the first fixed frame (35).
9. a kind of dry type heat-dissipating voltage transformer according to claim 1, which is characterized in that be arranged between the connecting rod (21)
There is second spring (46).
10. a kind of dry type heat-dissipating voltage transformer according to claim 1, which is characterized in that the third driving motor (38)
It is flexibly connected by rotating member (39) between second fixed frame (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820050325.4U CN207852427U (en) | 2018-01-12 | 2018-01-12 | A kind of dry type heat-dissipating voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820050325.4U CN207852427U (en) | 2018-01-12 | 2018-01-12 | A kind of dry type heat-dissipating voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207852427U true CN207852427U (en) | 2018-09-11 |
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ID=63418190
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|---|---|---|---|
| CN201820050325.4U Expired - Fee Related CN207852427U (en) | 2018-01-12 | 2018-01-12 | A kind of dry type heat-dissipating voltage transformer |
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| CN (1) | CN207852427U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107993804A (en) * | 2018-01-12 | 2018-05-04 | 海宁天悦电子有限公司 | A kind of dry type heat-dissipating voltage transformer |
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2018
- 2018-01-12 CN CN201820050325.4U patent/CN207852427U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107993804A (en) * | 2018-01-12 | 2018-05-04 | 海宁天悦电子有限公司 | A kind of dry type heat-dissipating voltage transformer |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180911 Termination date: 20210112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |