CN208045249U - A kind of new-energy grid-connected transformer - Google Patents
A kind of new-energy grid-connected transformer Download PDFInfo
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- CN208045249U CN208045249U CN201820621595.6U CN201820621595U CN208045249U CN 208045249 U CN208045249 U CN 208045249U CN 201820621595 U CN201820621595 U CN 201820621595U CN 208045249 U CN208045249 U CN 208045249U
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- discharge pipe
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- cooler bin
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Abstract
The utility model discloses a kind of new-energy grid-connected transformers, the winding portion of transformer is arranged in box house, cooling device includes liquid cooling mechanism and cooling blower mechanism, liquid cooling mechanism includes the cooler bin for storing cooling medium, the inlet of babinet is connected with the inlet tube of cooler bin, the liquid back pipe of cooler bin is connected with the liquid outlet of babinet, and cooling piece is provided between inlet and liquid outlet, and multiple cooling tubes of cooling piece are arranged around winding portion；Cooling blower mechanism includes cold air generating unit and blowing part, the cooling chamber being connected with cold air generating unit is provided in cooler bin, the second air inlet on babinet is connected with cooling chamber by refrigerator pipe, it is provided with outlet section on the discharge pipe of blowing part, outlet section is arranged along discharge pipe length direction interval, and the tube wall of discharge pipe is connected with cooling tube to be cooled down to the gas in discharge pipe.New-energy grid-connected transformer provided by the utility model can carry out Homogeneouslly-radiating to transformer.
Description
Technical field
The utility model is related to transformer technology fields, and in particular to a kind of new-energy grid-connected transformer.
Background technology
Transformer has great as a kind of important equipment in electric system in transmission and the field of utilization of existing electric power
Effect, in the operational process of transformer, transformer is the device for changing alternating voltage using the principle of electromagnetic induction, main
It is primary coil, secondary coil and iron core (magnetic core) to want component.It is demonstrated experimentally that breakdown voltage increases with surrounding media temperature and is shown
It writes and declines, with temperature exponentially inverse relation.To prevent the Wen Sheng of transformer in operation is more than defined numerical value, in order to avoid reduce
Its service life and cause punch through destruction.When the long-term tolerable temperature of insulation is 90~95 DEG C, it is 20 years left sides normally to damage the phase
It is right.And when degree often increases by 3 DEG C, the service life of insulating materials will reduce half.
In order to reduce influence of the temperature for transformer service life, transformer needs to cool down place when in use
Reason, although traditional fan driving cooling is at low cost, the air of inside transformer is not easy to circulate, and cooling effect is poor,
Play the role of playing inside transformer progress heat exchange by coolant liquid and cool down to transformer, but it is non-uniform existing to there is heat dissipation
As the temperature so as to cause inside transformer different height is different, to influence the normal operation of transformer.
Utility model content
The purpose of this utility model is to provide a kind of new-energy grid-connected transformer, to solve deficiency in the prior art
Place.
To achieve the goals above, the utility model provides the following technical solutions：
A kind of new-energy grid-connected transformer, including babinet, the transformer include winding portion, and the winding portion is arranged in institute
Box house is stated, further includes cooling device, the cooling device includes liquid cooling mechanism and cooling blower mechanism, the liquid
Cooling body includes cooler bin, and the cooler bin memory is placed with cooling medium, and inlet tube is provided on the cooler bin and returns liquid
It manages, is provided with inlet and liquid outlet on the babinet, the inlet is connected with the inlet tube, the liquid back pipe and institute
It states liquid outlet to be connected, cooling piece is provided between the inlet and the liquid outlet, the cooling piece includes multiple coolings
Pipe, multiple cooling tubes are arranged around the winding portion；The cooling blower mechanism includes cold air generating unit and blowing part, institute
State and be provided with appendix in cold air generating unit, cooling chamber is provided in the cooler bin, be provided on the cooling chamber first into
Gas port and the first gas outlet, first air inlet are connected with the appendix, and the second air inlet is provided on the babinet,
Second air inlet is connected with first gas outlet by refrigerator pipe, and the blowing part is connected with second air inlet
It connects, the blowing part includes discharge pipe, outlet section is provided on the discharge pipe, the outlet section is along the outlet air length of tube side
Be arranged to interval, be provided with cooling end on the cooling tube, the tube wall of the discharge pipe be connected with cooling end with to it is described go out
Gas in air hose is cooled down.
Above-mentioned new-energy grid-connected transformer is provided with cooler in the cooler bin, is provided in the cooler bin cold
But medium storage room, the cooler are connected with the cooling medium storage room to be cooled down to the cooling medium.
Above-mentioned new-energy grid-connected transformer, the cooling piece include current divider, and the current divider includes feed pathway, divides
Stream chamber and diffluence pass, the feed pathway are connected with the inlet, and the diffluence pass is connected with the cooling tube.
Above-mentioned new-energy grid-connected transformer, the inlet and the current divider are set with winding portion one-to-one correspondence
It sets, the diffluence pass on the current divider has multiple, and multiple diffluence pass are provided at circumferentially spaced along the splitter cavity.
Above-mentioned new-energy grid-connected transformer, the blowing part includes being coated on the air-flow being arranged on the outside of the splitter cavity
Chamber, the air flow chamber, which is arranged on the surface of each winding portion, the air flow chamber, is provided with the first blowing mouth, and described first
The export direction of blowing mouth is arranged along the outlet air tube axis direction.
Above-mentioned new-energy grid-connected transformer, each discharge pipe are connected with the air flow chamber, the discharge pipe setting
Between two cooling tubes.
Above-mentioned new-energy grid-connected transformer, the outlet section include the second blowing mouth being arranged on the discharge pipe,
The outlet of second blowing mouth is arranged towards the winding portion；From the top of the babinet on the direction of bottom, described
The number of two blowing mouths gradually increases.
Above-mentioned new-energy grid-connected transformer, the bottom of the babinet are provided with air draft portion, the air draft portion with it is described around
Group portion is arranged in a one-to-one correspondence.
In the above-mentioned technical solutions, new-energy grid-connected transformer provided by the utility model, the winding portion setting of transformer
In the inside of babinet, box house is additionally provided with cooling device, and cooling device includes liquid cooling mechanism and cooling blower mechanism,
Liquid cooling mechanism includes cooler bin, inlet tube, liquid back pipe and cooling piece, and cooling piece includes surround winding portion setting multiple cold
But it manages, so conveys cooling medium into cooling tube by inlet tube, the heat that cooling medium generates winding portion absorbs
The temperature of inside transformer is reduced, then cooling medium is delivered to by liquid back pipe in cooler bin and is reused, cooling blowing
Mechanism includes cold air generating unit and blowing part, and the cold air that cold air generating unit generates conveys after the cooling chamber cooling in cooler bin
To box house, blowing part includes multiple blowers, and blower is correspondingly arranged with cooling tube so that cooling tube and blower can rise
To the mutual effect for reducing temperature, be provided with multiple outlet sections along its length on blower, so by cooling tube, blow
Air hose and multiple outlet sections ensure the Homogeneouslly-radiating to box house so that the temperature of box house different height always, ensures
The normal operation of transformer.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only described in the utility model
Some embodiments, for those of ordinary skill in the art, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram for the new-energy grid-connected transformer that the utility model embodiment provides；
Fig. 2 is the structural schematic diagram for the cooling piece that the utility model embodiment provides；
Fig. 3 is the upward view for the current divider that the utility model embodiment provides.
Reference sign：
1, babinet；1.1, winding portion；1.2, inlet；1.3, liquid outlet；1.4, the second air inlet；2, cooler bin；2.1,
Cooler；2.2, cooling medium；2.3, cooling chamber；2.4, the first air inlet；2.5, the first gas outlet；2.6, refrigerator pipe；2.7,
Inlet tube；2.8, liquid back pipe；3, cold air generating unit；3.1, appendix；4, cooling piece；4.1, cooling tube；4.2, current divider；4.3,
Feed pathway；4.4, splitter cavity；5, blowing part；5.1, air flow chamber；5.2, the first blowing mouth；5.3, discharge pipe；5.4, second blows
Air port；6, air draft portion.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with attached drawing pair
The utility model is further detailed.
As shown in Figs. 1-3, a kind of new-energy grid-connected transformer that the utility model embodiment provides, including babinet 1, transformation
Device includes winding portion 1.1, and winding portion 1.1 is arranged inside babinet 1, further includes cooling device, and cooling device includes liquid cooling
Mechanism and cooling blower mechanism, liquid cooling mechanism includes cooler bin 2, and 2 memory of cooler bin is placed with cooling medium 2.2, cooler bin 2
On be provided with inlet tube 2.7 and liquid back pipe 2.8, be provided with inlet 1.2 and liquid outlet 1.3 on babinet 1, inlet 1.2 with into
Liquid pipe 2.7 is connected, and liquid back pipe 2.8 is connected with liquid outlet 1.3, and cooling piece is provided between inlet 1.2 and liquid outlet 1.3
4, cooling piece 4 includes multiple cooling tubes 4.1, and multiple cooling tubes 4.1 are arranged around winding portion 1.1；Cooling blower mechanism includes cold
Gas generating unit 3 and part 5 of drying, are provided with appendix 3.1 in cold air generating unit 3, cooling chamber 2.3 are provided in cooler bin 2, cooling
The first air inlet 2.4 and the first gas outlet 2.5 are provided on chamber 2.3, the first air inlet 2.4 is connected with appendix 3.1, babinet
The second air inlet 1.4 is provided on 1, the second air inlet 1.4 is connected with the first gas outlet 2.5 by refrigerator pipe 2.6, part of drying
5 are connected with the second air inlet 1.4, and blowing part 5 includes discharge pipe 5.3, and outlet section, outlet section edge are provided on discharge pipe 5.3
5.3 length direction interval of discharge pipe is arranged, and is provided with cooling end on cooling tube 4.1, the tube wall of discharge pipe 5.3 is connected with cooling end
It connects to be cooled down to the gas in discharge pipe 5.3.
Specifically, cooling device is used to carry out radiating treatment to grid-connected transformer, so that it is guaranteed that the temperature in transformer is protected
It holds normally, transformer includes babinet 1 and winding portion 1.1, and babinet 1 places winding portion 1.1 for installing, and winding portion 1.1 can be
One group or multigroup, the cooling device of transformer includes liquid cooling mechanism, and liquid cooling mechanism includes cooler bin 2, cooler bin 2
Memory is placed with cooling medium 2.2, and cooler 2.1 is additionally provided in cooler bin 2, and cooler 2.1 is used to carry out cooling medium 2.2
Cooling treatment is provided with feed liquor to which the cooling medium 2.2 ensured in cooler bin 2 is constantly in lower temperature on cooler bin 2
Pipe 2.7 and liquid back pipe 2.8, inlet tube 2.7 are used for the cooling medium 2.2 of conveying in babinet 1, and liquid back pipe 2.8 is used for heat exchange
Cooling medium 2.2 afterwards is delivered to again in cooler bin 2, by being continuing with after 2.1 cooling treatment of cooler, so realization pair
The recycling of cooling medium 2.2, inlet tube 2.7 and liquid back pipe 2.8 can be one, can also be arranged as required into more
It is a, inlet 1.2 and liquid outlet 1.3 are provided on babinet 1, inlet 1.2 is consistent with the quantity of inlet tube 2.7, inlet
1.2 are connected with inlet tube 2.7, to accept the cooling medium 2.2 conveyed from inlet tube 2.7, liquid outlet 1.3 and liquid back pipe
2.8 quantity is consistent, to transfer out the cooling medium 2.2 after heat exchange in babinet 1, in inlet 1.2 and liquid outlet
Cooling piece 4 is provided between 1.3, cooling piece 4 is used to swap the heat that winding portion 1.1 in babinet 1 generates, to reduce
Temperature inside babinet 1, cooling piece 4 include multiple cooling tubes 4.1, and cooling tube 4.1 divides to be multigroup, every group of cooling tube 4.1 with around
Group portion 1.1 is arranged in a one-to-one correspondence, and every group of multiple cooling tubes 4.1 are arranged around winding portion 1.1, by cooling tube 4.1 around around
Group portion 1.1 be arranged so that winding portion 1.1 generate heat can timely be cooled pipe 4.1 absorption, to accelerate cool down effect
Fruit can be connected by connecting tube between cooling tube 4.1 and inlet 1.2, can also be connected by diversion mechanism, from
And branched to inside multiple cooling tubes 4.1 after making cooling medium 2.2 be delivered to inlet 1.2, cooling medium 2.2 is by multiple
It then is delivered to liquid back pipe 2.8 from liquid outlet 1.3 after cooling tube 4.1, is thusly-formed the recycling to cooling medium 2.2.
In the present embodiment, to increase to the cooling-down effect in transformer, and the temperature of each height of transformer is located
In uniform state, cooling device further includes cooling Chui Fen mechanisms, and cooling blower mechanism includes cold wind generating unit and blowing part 5, cold
Wind generating unit is provided with appendix 3.1, appendix 3.1 for generating the cold wind to cool down to transformer in cold wind generating unit
The cold wind that cold wind generating unit generates is transferred out, is provided with cooling chamber 2.3 in cooler bin 2, the side wall of cooling chamber 2.3 with it is cold
But medium 2.2 is connected, and is provided with the first air inlet 2.4 and the first gas outlet 2.5 on cooling chamber 2.3, the first air inlet 2.4 with
Appendix 3.1 is connected, and cold wind can be so delivered to the temperature that cold wind is further reduced in cooling chamber 2.3, then from
One gas outlet 2.5 transfers out, and the second air inlet 1.4, the second air inlet 1.4 and the first gas outlet 2.5 are provided on babinet 1
Between be connected by refrigerator pipe 2.6, so that cold wind to be delivered to inside babinet 1, be internally provided with blowing part 5 in babinet 1, blow
Wind part 5 is connected with the second air inlet 1.4 to accept the cold wind conveyed from the second air inlet 1.4, and blowing part 5 includes discharge pipe
5.3, discharge pipe 5.3 is correspondingly arranged with cooling tube 4.1, and 1.1 periphery of each winding portion is both provided with discharge pipe 5.3, and in cooling
Cooling end is provided on pipe 4.1, cooling end is arranged along the length direction of cooling tube 4.1, while also correspondence is set on discharge pipe 5.3
It is equipped with interconnecting piece, the interconnecting piece of discharge pipe 5.3 is connected with the cooling end of cooling tube 4.1, so that in each cooling tube 4.1
Cooling medium 2.2 can always cool down to the cold air in discharge pipe 5.3, while when the medium temperature in cooling tube 4.1 is high
When the temperature of cold air in discharge pipe 5.3, the cooling medium 2.2 in cooling tube 4.1 can also be dropped by discharge pipe 5.3
Temperature, so that 2.2 temperature rise of cooling medium is slower, convenient for being carried out at uniform cooling to each height in transformer
Reason, is provided with outlet section on discharge pipe 5.3, and outlet section can be venthole, outlet passageway or other structures, outlet section
It is arranged along 5.3 length direction of discharge pipe and is spaced, so that cold air can drops height different inside babinet 1
Temperature processing so that lowering temperature uniform.
The new-energy grid-connected transformer that the utility model embodiment provides, the winding portion 1.1 of transformer are arranged in babinet 1
Inside is additionally provided with cooling device inside babinet 1, and cooling device includes liquid cooling mechanism and cooling blower mechanism, and liquid is cold
But mechanism includes cooler bin 2, inlet tube 2.7, liquid back pipe 2.8 and cooling piece 4, and cooling piece 4 includes surrounding what winding portion 1.1 was arranged
Multiple cooling tubes 4.1 so convey cooling medium 2.2 by inlet tube 2.7 into cooling tube 4.1, and cooling medium 2.2 is to winding
The heat that portion 1.1 generates carries out absorbing the temperature for reducing inside transformer, then that cooling medium 2.2 is defeated by liquid back pipe 2.8
It send to recycling in cooler bin 2, cooling blower mechanism includes cold air generating unit 3 and blowing part 5, what cold air generating unit 3 generated
Cold air is delivered to after the cooling chamber 2.3 in cooler bin 2 cools down inside babinet 1, and blowing part 5 includes multiple blowers, blowing
Pipe is correspondingly arranged with cooling tube 4.1 so that cooling tube 4.1 and blower, which can play the role of, mutually reduces temperature, on blower
It is provided with multiple outlet sections along its length, is so ensured to babinet 1 by cooling tube 4.1, blower and multiple outlet sections
Internal Homogeneouslly-radiating so that the temperature of 1 inside different height of babinet always, ensures the normal operation of transformer.
In the present embodiment, it is preferred that be provided with cooler 2.1 in cooler bin 2, cooling medium 2.2 is provided in cooler bin 2
Storage room, cooler 2.1 are connected with cooling 2.2 storage room of medium to be cooled down to cooling medium 2.2；Pass through cooler
The cooling of 2.1 pairs of cooling media 2.2 makes cooling medium 2.2 is repeatable to recycle, while cooling chamber 2.3 is around cooling medium
2.2 storage rooms are arranged so that when cold air is by cooling chamber 2.3, cooling 2.2 storage room of medium can further drop cold air
Temperature processing.
In the present embodiment, it is preferred that cooling piece 4 includes current divider 4.2, and current divider 4.2 includes feed pathway 4.3, shunting
Chamber 4.4 and diffluence pass, feed pathway 4.3 are connected with inlet 1.2, and diffluence pass is connected with cooling tube 4.1；Inlet 1.2
It is arranged in a one-to-one correspondence with current divider 4.2 and winding portion 1.1, the diffluence pass on current divider 4.2 has multiple, multiple diffluence pass edges shunting
Chamber 4.4 is provided at circumferentially spaced.Inlet 1.2 is arranged in the top of each winding portion 1.1, and current divider 4.2 is arranged in inlet 1.2
Lower section, and be connected with inlet 1.2 by feed pathway 4.3, diffluence pass is more along being provided at circumferentially spaced for current divider 4.2
A, the shape of current divider 4.2 can be consistent with the shape of winding portion 1.1, can not also be consistent, is respectively connected on each diffluence pass
Cooling tube 4.1, so after cooling medium 2.2 is conveyed from inlet 1.2 by current divider 4.2 shunt from each diffluence pass export to
In each cooling tube 4.1, since cooling tube 4.1 is arranged around winding portion 1.1, so that cooling tube 4.1 can be to winding portion 1.1
All directions can carry out cooling processing.
In the present embodiment, it is preferred that blowing part 5 is coated on the air flow chamber 5.1 that 4.4 outside of splitter cavity is arranged, air-flow
Chamber 5.1 is arranged is provided with the first blowing mouth 5.2 on the surface of each winding portion 1.1, air flow chamber 5.1, the first blowing mouth 5.2
Export direction is arranged along 5.3 axis direction of discharge pipe；Each discharge pipe 5.3 is connected with air flow chamber 5.1, the setting of discharge pipe 5.3 two
Between a cooling tube 4.1；Air flow chamber 5.1 is coated on the outside of splitter cavity 4.4, so that the cooling medium in splitter cavity 4.4
2.2 can keep cooling down to the gas of air flow chamber 5.1, avoid the cold air in air flow chamber 5.1 from heating up, while each discharge pipe
5.3 are arranged between two cooling tubes 4.1, and are connected between discharge pipe 5.3 and connected cooling tube 4.1, so that going out
Can mutually it be cooled down between air hose 5.3 and cooling tube 4.1 so that the temperature of discharge pipe 5.3 and cooling tube 4.1 keeps relatively low
Temperature, the temperature for avoiding the occurrence of 4.1 upper end of cooling tube is relatively low, and the temperature of 4.1 lower end of cooling tube is higher, and it is uneven cooling occur
The phenomenon that, the first blowing mouth 5.2 is provided in air flow chamber 5.1, the first blowing mouth 5.2 is dried towards vertically downward direction, such as
This cold wind is moved from the top of winding portion 1.1 to bottom, to reduce the temperature of winding portion 1.1.
In the present embodiment, it is preferred that outlet section includes the second blowing mouth 5.4 being arranged on discharge pipe 5.3, the second blowing
The outlet of mouth 5.4 is arranged towards around component；From the top of babinet 1 on the direction of bottom, the number of the second blowing mouth 5.4 is gradual
Increase.Cold wind cools down to winding portion 1.1 from the blowout of the first blowing mouth 5.2, but cold wind moves downward in rear temperature meeting gradually
It rises, blowing cold air is continued by the second blowing mouth 5.4 at this time, the cold wind and the first blowing mouth 5.2 of the second blowing mouth 5.4 output are defeated
The cold wind gone out, which is combined, enables cold wind to be always maintained at lower temperature, to carry out uniform decrease in temperature to winding portion 1.1.
In the present embodiment, it is preferred that the bottom of babinet 1 is provided with air draft portion 6, and air draft portion 6 is corresponded with winding portion 1.1
Setting；Air draft portion 6 can be exhaust fan, can also be other air draft mechanisms, by air draft portion 6 can will to winding portion 1.1 into
Cold wind after row cooling transfers out, and promotes the flowing of air, increases the effect of cooling.
Above certain exemplary embodiments that the utility model is only described by way of explanation, undoubtedly, for
Those skilled in the art can be with a variety of different without departing from the spirit and scope of the utility model
Mode is modified described embodiment.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as
Limitation to the utility model claims protection domain.
Claims (8)
1. a kind of new-energy grid-connected transformer, including babinet, the transformer include winding portion, the winding portion is arranged described
Box house, which is characterized in that further include cooling device, the cooling device includes liquid cooling mechanism and cooling hair-dryer
Structure, the liquid cooling mechanism include cooler bin, and the cooler bin memory is placed with cooling medium, be provided on the cooler bin into
Liquid pipe and liquid back pipe are provided with inlet and liquid outlet on the babinet, and the inlet is connected with the inlet tube, described
Liquid back pipe is connected with the liquid outlet, and cooling piece, the cooling piece packet are provided between the inlet and the liquid outlet
Multiple cooling tubes are included, multiple cooling tubes are arranged around the winding portion；
The cooling blower mechanism includes cold air generating unit and blowing part, and appendix is provided in the cold air generating unit, described
It is provided with cooling chamber in cooler bin, the first air inlet and the first gas outlet, first air inlet are provided on the cooling chamber
It is connected with the appendix, the second air inlet, second air inlet and first gas outlet is provided on the babinet
Be connected by refrigerator pipe, the blowing part is connected with second air inlet, and the blowing part includes discharge pipe, it is described go out
Outlet section is provided on air hose, the outlet section is arranged along discharge pipe length direction interval, is provided on the cooling tube
The tube wall of cooling end, the discharge pipe is connected with cooling end to be cooled down to the gas in the discharge pipe.
2. new-energy grid-connected transformer according to claim 1, which is characterized in that be provided with cooling in the cooler bin
Device is provided with cooling medium storage room in the cooler bin, and the cooler is connected with the cooling medium storage room with right
The cooling medium is cooled down.
3. new-energy grid-connected transformer according to claim 1, which is characterized in that the cooling piece includes current divider, institute
It includes feed pathway, splitter cavity and diffluence pass to state current divider, and the feed pathway is connected with the inlet, the diffluence pass
It is connected with the cooling tube.
4. new-energy grid-connected transformer according to claim 3, which is characterized in that the inlet and the current divider with
The winding portion is arranged in a one-to-one correspondence, and the diffluence pass on the current divider has multiple, multiple described point of diffluence pass edges
Stream chamber is provided at circumferentially spaced.
5. new-energy grid-connected transformer according to claim 4, which is characterized in that the blowing part is coated on described
The air flow chamber being arranged on the outside of splitter cavity, the air flow chamber is arranged to be arranged on the surface of each winding portion, the air flow chamber
There are the first blowing mouth, the export direction of first blowing mouth to be arranged along the outlet air tube axis direction.
6. new-energy grid-connected transformer according to claim 5, which is characterized in that each discharge pipe and the air flow chamber
It is connected, the discharge pipe is arranged between two cooling tubes.
7. new-energy grid-connected transformer according to claim 1, which is characterized in that the outlet section includes being arranged described
The outlet of the second blowing mouth on discharge pipe, second blowing mouth is arranged towards the winding portion；
From the top of the babinet on the direction of bottom, the number of second blowing mouth gradually increases.
8. new-energy grid-connected transformer according to claim 1, which is characterized in that the bottom of the babinet is provided with air draft
Portion, the air draft portion are arranged in a one-to-one correspondence with the winding portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820621595.6U CN208045249U (en) | 2018-04-28 | 2018-04-28 | A kind of new-energy grid-connected transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820621595.6U CN208045249U (en) | 2018-04-28 | 2018-04-28 | A kind of new-energy grid-connected transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208045249U true CN208045249U (en) | 2018-11-02 |
Family
ID=63928635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820621595.6U Expired - Fee Related CN208045249U (en) | 2018-04-28 | 2018-04-28 | A kind of new-energy grid-connected transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208045249U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110246662A (en) * | 2019-05-24 | 2019-09-17 | 莆田城厢晟铭网络有限公司 | A kind of circular embedded type easy heat radiation dry-type transformer |
| CN112053836A (en) * | 2020-09-07 | 2020-12-08 | 乐清市君德电气有限公司 | Large-capacity dry-type high-frequency high-voltage transformer |
-
2018
- 2018-04-28 CN CN201820621595.6U patent/CN208045249U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110246662A (en) * | 2019-05-24 | 2019-09-17 | 莆田城厢晟铭网络有限公司 | A kind of circular embedded type easy heat radiation dry-type transformer |
| CN112053836A (en) * | 2020-09-07 | 2020-12-08 | 乐清市君德电气有限公司 | Large-capacity dry-type high-frequency high-voltage transformer |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20181102 Termination date: 20200428 |