CN206490571U - Current transformer - Google Patents
Current transformer Download PDFInfo
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- CN206490571U CN206490571U CN201720215387.1U CN201720215387U CN206490571U CN 206490571 U CN206490571 U CN 206490571U CN 201720215387 U CN201720215387 U CN 201720215387U CN 206490571 U CN206490571 U CN 206490571U
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- power
- cabinet
- current transformer
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Abstract
The utility model discloses a kind of current transformer, include cabinet, cabinet includes two power cabinets being oppositely arranged and is arranged at two function counters of the both sides of each power cabinet, each function counter connects the circulation air path to form power cabinet-function counter-power cabinet with adjacent power cabinet, and the heat that the power device being installed in power cabinet and the functional device being installed in function counter are distributed is spread by the circulation air path.
Description
Technical field
The utility model is related to a kind of current transformer, specifically, more particularly to a kind of circulation air path by its inside enters
The current transformer of row radiating.
Background technology
In today of Power Electronic Technique high speed development, the application field of current transformer is also more and more extensive, and current transformer
Design also develops in the direction towards densification.But in actual use, it is found that the structure design of densification also brings generation
Heat concentrate and the problem of cause to radiate unfavorable so that the increase of current transformer internal heat, in the course of time in current transformer
Device cause damage, cause current transformer to fail.
Although current existing current transformer already allows for heat dissipation problem in design, solved also by water-cooling is added
Certainly heat dissipation problem, but the geomantic omen recuperated cycle in the rack of current transformer still has the following disadvantages at present：
1. there are indivedual single cabinets not circulate or isolation cycle；
2. the long temperature difference caused between each single cabinet of circulating path is big；
3. the situation that air channel liquidates or tacked occurs between different single cabinets；
4. the windowing of heat exchange occurs on cabinet, waterproof and dustproof, moisture protection are very poor.
Therefore it is badly in need of a kind of current transformer for overcoming drawbacks described above of exploitation.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of current transformer, comprising cabinet, wherein, the cabinet
Two function counters comprising two power cabinets being oppositely arranged and the both sides for being arranged at each power cabinet, each function
Cabinet connects the circulation air path to form power cabinet-function counter-power cabinet with adjacent power cabinet, is installed in the power cabinet
The heat that power device and the functional device being installed in the function counter are distributed is spread by the circulation air path.
Above-mentioned current transformer, wherein, also comprising sealing dividing plate, be installed between two function counters of homonymy, with every
Heat diffusion between exhausted two function counters.
Above-mentioned current transformer, wherein, two power cabinets are connected or not connected.
Above-mentioned current transformer, wherein, dividing plate is provided between the power cabinet and the function counter communicated therewith, institute
That states dividing plate is provided with air channel over and under.
Above-mentioned current transformer, wherein, also comprising multiple first heat abstractors, the side and position of the dividing plate are installed in respectively
At the air channel, multiple first heat abstractors promote direction of the heat according to power cabinet-function counter-power cabinet
Circulation diffusion.
Above-mentioned current transformer, wherein, the power device of installing includes multiple power models in each power cabinet,
The lower section of the multiple power model is also equiped with the second heat abstractor, and second heat abstractor exports many described in Wind power propelling
The heat that individual power model is distributed spreads from the bottom of the multiple power model to the top of the multiple power model.
Above-mentioned current transformer, wherein, the multiple power model is divided into two row, and each row include the work(that multiple storehouses are connected
Rate module, each power model includes interior air channel, and multiple interior air channel connections, each power model is distributed
Heat diffused up by the interior air channel.
Above-mentioned current transformer, wherein, also comprising multiple liquid cold heat exchangers, a part of liquid cold heat exchanger is installed in respectively
The opposite side of the dividing plate and close multiple first heat abstractors；Liquid cold heat exchanger is respectively arranged at institute described in another part
State the top of each column power model.
Above-mentioned current transformer, wherein, functional device includes control system, breaker, filter reactance, liquid cooling system, filtering
Electric capacity, the liquid cooling system is by pipeline communication in the multiple liquid cold heat exchanger.
Above-mentioned current transformer, wherein, side plate, the cabinet are removably equiped with the both sides end face of the cabinet respectively
Front end face and/or rear end face on be equiped with cabinet door respectively.
Prior art is directed to, the new effect of this practicality is that each component of current transformer is rationally distributed in cabinet,
By forming circulation air path so that better heat-radiation effect, at the same the structure of cabinet door to install, dismantle and daily maintenance more
Plus conveniently, and whole cabinet is sealed so that the environment outside environment and cabinet in cabinet is effectively isolated, thus with good
Waterproof and dustproof well, moisture protection.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model current transformer；
Fig. 2 is the top view of the utility model current transformer；
Fig. 3 is the structural representation in A faces in Fig. 1；
Fig. 4 is the structural representation in B faces in Fig. 1；
Fig. 5 is the air channel structure schematic diagram in power cabinet in Fig. 1.
Wherein, reference：
2nd, 5 power cabinet
121st, 151 power model
Air channel in 1211
A1 electric capacity air channel
A2 links air channel
1st, 3,4,6 function counter
111 liquid cooling systems
131 filter capacitors
132nd, 141 filter reactance
161 control systems
162 breakers
21 sealing dividing plates
22 dividing plates
23 side plates
24 cabinet doors
171 first heat abstractors
172 second heat abstractors
18 liquid cold heat exchangers
Embodiment
Hereby illustrate about detailed content of the present utility model and technology, be now described further with a preferred embodiment,
But it is not necessarily to be construed as the limitation of the utility model implementation.
It refer to the dimensional structure diagram that Fig. 1-5, Fig. 1 is the utility model current transformer；Fig. 2 is the utility model unsteady flow
The top view of device；Fig. 3 is the structural representation in A faces in Fig. 1；Fig. 4 is the structural representation in B faces in Fig. 1；Fig. 5 is work(in Fig. 1
Air channel structure schematic diagram in rate cabinet.As Figure 1-5, current transformer of the present utility model includes cabinet 1, and cabinet 1 is comprising relative
Set two power cabinets 2,5 and be respectively arranged at power cabinet 2,5 both sides two function counters 1,3,4,6；Power cabinet 2 and work(
Energy cabinet 1,3 connects the circulation air path for forming power cabinet-function counter-power cabinet；Power cabinet 5 connects formation with function counter 4,6
The circulation air path of power cabinet-function counter-power cabinet；The power device that is installed in power cabinet 2,5 and be installed in function counter 1,
3rd, the heat that the functional device in 4,6 is distributed is spread by circulation air path.
Further, current transformer is also comprising sealing dividing plate 21, dividing plate 22, side plate 23 and cabinet door 24；Sealing dividing plate 21 is distinguished
Be installed between two function counters 1,6 of homonymy and two function counters 3,4, with completely cut off homonymy two function counters 1,6 and two
Heat diffusion between function counter 3,4.Dividing plate 22 is installed in respectively between power cabinet 2, function counter 1,3 and power cabinet 5, function counter 4,
Between 6, dividing plate 22 is provided with air channel over and under.Side plate 23 is detachably mounted on the both sides end face of cabinet respectively；
Cabinet door 24 is installed in the front end face and/or rear end face of cabinet, to facilitate early stage to install and later maintenance.Wherein in the present embodiment
In in order to avoid there is the situation that air channel liquidates or tacked between two power cabinets 2,5, set close between two power cabinets 2,5
Packing plate 21 not connect between two power cabinets 2,5, but the utility model is not limited thereto, in other embodiments such as
Do not consider that two power cabinets of situation 2,5 that air channel liquidates or tacked can also be connected.
Yet further, current transformer also includes multiple first heat abstractors 171 and multiple liquid cold heat exchangers 18；First radiating
Device 171 is installed in the side of dividing plate 22 and at air channel respectively, and multiple first heat abstractors 171 promote heat according to power
The direction circulation diffusion of cabinet-function counter-power cabinet.A part of liquid cold heat exchanger of multiple liquid cold heat exchangers 18 is installed in respectively
The opposite side of dividing plate 22 and close multiple first heat abstractors 171.
Further, the power device of installing includes installing in multiple power models 121, rate cabinet 5 in power cabinet 2
Power device includes multiple power models 151, and current transformer also includes the second heat abstractor 172, and the second heat abstractor 172 is installed in
The lower section of power model 121,151, the heat that the second heat abstractor 172 output multiple power models 121,151 of Wind power propelling are distributed
Amount spreads from the bottom of multiple power models 121,151 to the top of multiple power models 121,151, the cold heat exchange of another part liquid
Device 18 is respectively arranged at the top of each column power model.It is worth noting that, in the present embodiment, only comprising one second radiating
Device 172, the second heat abstractor as shown in Figure 5 can be vortex flow fan, when the second heat abstractor 172 works, while by work(
The heat that rate module 121 and power model 151 are distributed from bottom from bottom to top be pushed to top, but the utility model not with
The quantity and type of second heat abstractor 172 are limitation, in other embodiments, and designer can increase by second according to design requirement
The quantity of heat abstractor 172.
121 points of multiple power models wherein in power cabinet 2 are two row, the power mould that each row are connected comprising multiple storehouses
Block 121 (vertically connection is set the power model i.e. in each column successively), each power model 121 includes interior air channel 1211, many
Individual interior air channel 1211 is connected, and the heat that each row power model 121 is distributed is diffused up by interior air channel；Wrap in interior air channel 1211
The A1 of air channel containing electric capacity and link air channel A2, electric capacity air channel A1 and link air channel A2 seal connection successively.It is multiple in power cabinet 15
Power model 151 is set, structure is identical with power model 121, is just repeated no more herein.
The functional device of installing is liquid cooling system 111 in function counter 1, and liquid cooling system 111 is by pipeline communication in multiple liquid
Cold heat exchanger 18, is discharged the heat in cabinet outside cabinet by liquid cooling system；The functional device of installing is filtered electrical in function counter 3
Hold 131 and filter reactance 132；The functional device of installing is filter reactance 141 in function counter 4；The function dress of installing in function counter 6
Control system 161 and breaker 162 are set to, but the utility model is not limited to the layout of above-mentioned component.
Below in conjunction with Fig. 3-5, it is that wind exists to illustrate the direction of arrow in the course of work of the utility model current transformer, accompanying drawing
Flow direction in circulation air path is, it is necessary to explanation, in the present embodiment, the first heat abstractor 171 and the second heat abstractor
172 be fan, but the utility model is not limited thereto.
The circulation air path in A faces is since the bottom of power cabinet 5 in cabinet, and the second heat abstractor 172 will blow on wind direction, pass through successively
The link air channel A2 and electric capacity air channel A1 for crossing each power model 151 are continued up, so that successively distribute power model 151
Heat being taken out of from the power model 151 at top from bottom to up, i.e., will via the liquid cold heat exchanger 18 at the top of each column power model
The heat that bellows chamber contains is taken away.The wind that liquid cold heat exchanger 18 is blown out, by the liquid cold heat exchanger 18 set in the top air channel of dividing plate 22
In the function counter 6 that the side of power cabinet 5 is blown into the first heat abstractor 171, by the control system 161 in function counter 6 and open circuit
The heat that device 162 is produced is taken away, then blows to power cabinet 5 by the first heat abstractor 171 set in the lower section air channel of dividing plate 22
Bottom, wind is circulated according to the direction of power cabinet-function counter-power cabinet, to take away the heat that each component is produced.Most
Eventually, the heat that each component is produced spreads via the circulation air path of power cabinet-function counter-power cabinet.Wherein, due to control system
The thermally-stabilised requirement of system 161 is high, and liquid cold heat exchanger 18 need to be set in the top air channel of dividing plate 22.
From the wind out of power model 151, it is blown into by the first heat abstractor 171 set in the top air channel of dividing plate 22
In the function counter 4 of the opposite side of power cabinet 5, the heat that the filter reactance 141 in function counter 4 is produced is taken away, then by dividing plate 22
The first heat abstractor 171 and liquid cold heat exchanger 18 that are set in the air channel of lower section blow to the bottom of power cabinet 5, form power cabinet-work(
The circulation of energy cabinet-power cabinet, i.e. wind is circulated according to the direction of power cabinet-function counter-power cabinet, to take away each first device
The heat that part is produced.The heat produced when being worked due to filter reactance 141 is bigger, therefore the heat that filter reactance 141 is produced is needed
Radiated by the liquid cold heat exchanger 18 set in the lower section air channel of dividing plate 22, and the liquid cold heat exchanger 18 will be blown into power cabinet 5
The bellows chamber heat content of bottom is taken away.Obviously, the setting of liquid cold heat exchanger can designed, designed according to the actual requirements.
The circulation air path in B faces is since the bottom of power cabinet 2 in cabinet, and wind enters the function counter 1 of side, heat from power cabinet 2
Measure and circulate diffusion according to the direction of 2-function counter of power cabinet, 1-power cabinet 2, complete left side power module and liquid in power cabinet 2 cold
The radiating of the grade device of system 111.Similarly, wind from power cabinet 2 enter opposite side function counter 3, heat according to power cabinet 2-
The direction circulation diffusion of 3-power cabinet of function counter 2, completes right side power module and filter capacitor 131, filtered electrical in power cabinet 2
The radiating of anti-132 grade devices.The specific course of work seemingly, is just repeated no more herein with A noodles.
As shown in figs. 3 and 4, the side of power cabinet function counter formation circulation air path adjacent thereto, the opposite side of power cabinet
There is sealing dividing plate 21 between adjacent thereto function counter formation circulation air path, and two function counters of homonymy so that heat according to
Respective circulation air path diffusion.The circulation air path of the power cabinet-function counter-power cabinet formed in each cabinet covers cabinet comprehensively
Interior each component, obtains preferably radiating effect.
In summary, current transformer of the present utility model causes radiating by forming circulation air path between power cabinet and function counter
It is better, while cabinet door and the structure of side plate to install, dismantled and daily maintenance more facilitates, and whole cabinet
It is sealed so that the environment outside environment and cabinet in cabinet is effectively isolated, thus with good waterproof and dustproof, protection against the tide
Ability.
Preferred embodiment of the present utility model is above are only, not for limiting the scope that the utility model is implemented,
In the case of without departing substantially from the utility model spirit and its essence, those skilled in the art work as can be according to the utility model
Various corresponding changes and deformation are made, but the right that these corresponding changes and deformation should all belong to appended by the utility model will
The protection domain asked.
Claims (10)
1. a kind of current transformer, includes cabinet, it is characterised in that the cabinet includes two power cabinets being oppositely arranged and is arranged at
Two function counters of the both sides of each power cabinet, each function counter connected with adjacent power cabinet to be formed power cabinet-
The circulation air path of function counter-power cabinet, the power device being installed in the power cabinet and the work(being installed in the function counter
The heat that energy device is distributed is spread by the circulation air path.
2. current transformer as claimed in claim 1, it is characterised in that also comprising sealing dividing plate, be installed in described in two of homonymy
Between function counter, to completely cut off the heat diffusion between two function counters.
3. current transformer as claimed in claim 1, it is characterised in that two power cabinet connections or not.
4. the current transformer as described in claim any one of 1-3, it is characterised in that the power cabinet and communicate therewith it is described
It is provided with dividing plate between function counter, the dividing plate is provided with air channel over and under.
5. current transformer as claimed in claim 4, it is characterised in that also comprising multiple first heat abstractors, institute is installed in respectively
State the side of dividing plate and at the air channel, multiple first heat abstractors promote the heat according to power cabinet-function
The direction circulation diffusion of cabinet-power cabinet.
6. current transformer as claimed in claim 5, it is characterised in that the power device bag of installing in each power cabinet
Containing multiple power models, the lower section of the multiple power model is also equiped with the second heat abstractor, and second heat abstractor is defeated
Go out heat that the multiple power model of Wind power propelling distributes from the bottom of the multiple power model to the multiple power mould
The top diffusion of block.
7. current transformer as claimed in claim 6, it is characterised in that the multiple power model is divided into two row, each row are included
The power model of multiple storehouse connections, each power model includes interior air channel, multiple interior air channel connections, Mei Yisuo
The heat that power model distributed is stated to diffuse up by the interior air channel.
8. current transformer as claimed in claim 7, it is characterised in that also comprising multiple liquid cold heat exchangers, a part of liquid is cold
Heat exchanger is installed in the opposite side of the dividing plate and close to multiple first heat abstractors respectively；Liquid described in another part is cold to be changed
Hot device is respectively arranged at the top of each column power model.
9. current transformer as claimed in claim 8, it is characterised in that functional device includes control system, breaker, filtered electrical
Anti-, liquid cooling system, filter capacitor, the liquid cooling system is by pipeline communication in the multiple liquid cold heat exchanger.
10. current transformer as claimed in claim 1, it is characterised in that removably filled respectively on the both sides end face of the cabinet
Provided with side plate, cabinet door is equiped with respectively on the front end face and/or rear end face of the cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720215387.1U CN206490571U (en) | 2017-03-07 | 2017-03-07 | Current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720215387.1U CN206490571U (en) | 2017-03-07 | 2017-03-07 | Current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206490571U true CN206490571U (en) | 2017-09-12 |
Family
ID=59762467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720215387.1U Active CN206490571U (en) | 2017-03-07 | 2017-03-07 | Current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206490571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110299853A (en) * | 2018-03-21 | 2019-10-01 | 中车株洲电力机车研究所有限公司 | Current transformer |
-
2017
- 2017-03-07 CN CN201720215387.1U patent/CN206490571U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110299853A (en) * | 2018-03-21 | 2019-10-01 | 中车株洲电力机车研究所有限公司 | Current transformer |
| CN110299853B (en) * | 2018-03-21 | 2020-06-05 | 中车株洲电力机车研究所有限公司 | Current transformer |
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