CN202797675U - Grid-connection cabinet - Google Patents
Grid-connection cabinet Download PDFInfo
- Publication number
- CN202797675U CN202797675U CN2012204214218U CN201220421421U CN202797675U CN 202797675 U CN202797675 U CN 202797675U CN 2012204214218 U CN2012204214218 U CN 2012204214218U CN 201220421421 U CN201220421421 U CN 201220421421U CN 202797675 U CN202797675 U CN 202797675U
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- China
- Prior art keywords
- cabinet
- grid
- contactor
- heat exchanger
- incorporated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to the technical field of wind power equipment and discloses a grid-connection cabinet which comprises a cabinet body, a grid-connection switch, a contactor, a power distribution device, a wiring device and a heat exchanger, wherein the grid-connection switch, the contactor, the power distribution device, the wiring device and the heat exchanger are located in the cabinet body, the grid-connection switch, the contactor, the power distribution device and the wiring device are sequentially ranked along the height direction of the cabinet body from top to bottom, and the heat exchanger is located among the grid-connection switch, the contactor, the power distribution device and a side plate of the cabinet body. According to the grid-connection cabinet, cold air current blown out by the heat exchanger exchanges heat with each function module to convert the cold air current into hot air current, the hot air current rises and then enters the heat exchanger to be cooled, such circulation is repeated to perform heat dissipation, the heat dissipation route is clear, the circulation of the air current is unobstructed, and the heat dissipation effect is good.
Description
Technical field
The utility model relates to the wind power equipment technical field, particularly relates to a kind of grid-connection cabinet.
Background technology
Wind energy more and more is subject to the attention of countries in the world as a kind of regenerative resource of cleaning, and THE WIND ENERGY RESOURCES IN CHINA is abundant, and it is perfect that the Wind Power Generation Industry chain is progressively moving towards.In blower fan system, current transformer carries out excitation by the rotor to wind-driven generator and realizes the variable speed constant frequency of generator is controlled, thereby make generator obtain best generating efficiency and power generating quality as core component.Grid-connection cabinet is mainly used in current transformer and is connected with electrical network with generator and is connected the collection of control, associated control signal and the configuration of secondary circuit in blower fan system.
Grid-connection cabinet generally includes the switch that is incorporated into the power networks, contactor, distribution device, client's wiring and radiator fan etc., and in the prior art, radiator fan is positioned at the top of grid-connection cabinet as main radiating element, and wind-cooling heat dissipating is carried out in grid-connection cabinet inside.The defective that prior art exists is, the overall dimensions of grid-connection cabinet or volume are usually comparatively fixing, continuous increase along with current transformer power, the power density of grid-connection cabinet also strengthens thereupon, therefore the heat that each functional module produces also increases, existing radiating mode is loose comparatively slow to the row of heat, the integral heat sink poor-performing of grid-connection cabinet.
The utility model content
The purpose of this utility model provides the better grid-connection cabinet of a kind of heat dispersion.
The utility model grid-connection cabinet comprises: cabinet and the switch that is incorporated into the power networks, contactor, controller switching equipment, wiring unit and the heat exchanger that are positioned at cabinet inside, wherein,
The described switch that is incorporated into the power networks, contactor, controller switching equipment and wiring unit are arranged in order from top to bottom along the short transverse of cabinet;
Described heat exchanger is between the side plate of the described switch that is incorporated into the power networks, contactor and controller switching equipment and cabinet.
Preferably, described heat exchanger is the liquid cooling heat exchanger, comprise liquid cooling heat exchange fin and the eddy current heat exchange fan that is positioned at liquid cooling heat exchange fin top, wherein, the air inlet of the air outlet of described liquid cooling heat exchange fin and described eddy current heat exchange fan is towards the described switch that is incorporated into the power networks, contactor and controller switching equipment one side.
Better, described grid-connection cabinet further comprises: the radiator fan between the top cover of described be incorporated into the power networks switch and cabinet.
Better, described grid-connection cabinet further comprises: the heater between the side plate of described wiring unit and cabinet.
Preferably, the guidance panel of the described switch that is incorporated into the power networks, contactor, controller switching equipment, wiring unit, heat exchanger, radiator fan and heater is positioned at the front side of cabinet.
Preferably, the circuit between the described switch that is incorporated into the power networks, contactor, controller switching equipment and the wiring unit connects by copper bar.
Better, described grid-connection cabinet further comprises: two protection division boards lay respectively at the front side of described contactor and the front side of described wiring unit.
In technical solutions of the utility model, switch, contactor, controller switching equipment and wiring unit are arranged in order from top to bottom along the short transverse of cabinet owing to be incorporated into the power networks, and heat exchanger is between the side plate of the described switch that is incorporated into the power networks, contactor and controller switching equipment and cabinet, like this, the cold airflow that heat exchanger blows out and each functional module carry out becoming thermal current after the exchange heat, again enter heat exchanger after thermal current rises and be cooled, with this circulation cooling, heat dissipation path is clear, airflow circulating is unobstructed, and radiating effect is better.
Description of drawings
Fig. 1 is the internal structure front schematic view of the utility model grid-connection cabinet one embodiment;
Fig. 2 is the internal structure schematic rear view of grid-connection cabinet embodiment illustrated in fig. 1;
Fig. 3 is the internal power flow diagram of the utility model grid-connection cabinet one embodiment;
Fig. 4 is the perspective view of another embodiment of the utility model grid-connection cabinet.
Reference numeral:
The 10-cabinet 11-switch 12-contactor that is incorporated into the power networks
13-controller switching equipment 14-wiring unit 15-heat exchanger
16-liquid cooling heat exchange fin 17-eddy current heat exchange fan 18-radiator fan
19-heater 20-copper bar 21-protects division board
Embodiment
In order to improve the heat dispersion of grid-connection cabinet, the utility model embodiment provides a kind of grid-connection cabinet.In this technical scheme, be incorporated into the power networks switch, contactor, controller switching equipment and wiring unit is arranged in order setting from top to bottom along the short transverse of cabinet, heat exchanger is between the side plate of the switch that is incorporated into the power networks, contactor and controller switching equipment and cabinet, this layout type is so that heat exchanger can carry out circulation cooling to each functional module, heat dissipation path is clear, and radiating effect is better.For making the purpose of this utility model, technical scheme and advantage clearer, by the following examples the utility model is described in further detail.
As depicted in figs. 1 and 2, the utility model embodiment grid-connection cabinet comprises: cabinet 10 and the switch 11 that is incorporated into the power networks, contactor 12, controller switching equipment 13, wiring unit 14 and the heat exchanger 15 that are positioned at cabinet 10 inside, wherein,
The described switch 11 that is incorporated into the power networks, contactor 12, controller switching equipment 13 and wiring unit 14 are arranged in order from top to bottom along the short transverse of cabinet 10;
Described heat exchanger 15 is between the side plate of the described switch 11 that is incorporated into the power networks, contactor 12 and controller switching equipment 13 and cabinet 10.
In technical solutions of the utility model, the switch 11 owing to be incorporated into the power networks, contactor 12, controller switching equipment 13 and wiring unit 14 are arranged in order from top to bottom along the short transverse of cabinet 10, and heat exchanger 15 is positioned at the described switch 11 that is incorporated into the power networks, between the side plate of contactor 12 and controller switching equipment 13 and cabinet 10, like this, the cold airflow that heat exchanger 15 blows out (among the figure shown in the dotted arrow) carries out becoming thermal current after the exchange heat with each functional module, again enter heat exchanger 15 after thermal current (among the figure shown in the solid arrow) rises and be cooled, with this circulation cooling, heat dissipation path is clear, airflow circulating is unobstructed, and radiating effect is better.In addition, as shown in Figure 3, among this embodiment, be incorporated into the power networks the layout type of switch 11, contactor 12, controller switching equipment 13 and wiring unit 14 so that the power of grid-connection cabinet inside stream (being current trend) is comparatively clear, smooth and easy, this also greatly reduces the electromagnetic interference between each functional module, has further promoted the electrical characteristic of grid-connection cabinet.
The type of heat exchanger 15 is not limit, such as thinking air cooling heat exchanger or liquid cooling heat exchanger etc.The utility model embodiment preferably adopts the liquid cooling heat exchanger, comprise liquid cooling heat exchange fin 16 and the eddy current heat exchange fan 17 that is positioned at liquid cooling heat exchange fin 16 tops, wherein, the air inlet of the air outlet of described liquid cooling heat exchange fin 16 and described eddy current heat exchange fan 17 is towards the described switch 11 that is incorporated into the power networks, contactor 12 and controller switching equipment 13 1 sides.Like this, the controller switching equipment 13 that the cold airflow that the air outlet of liquid cooling heat exchange fin 16 blows out and caloric value are larger, contactor 12 and the switch 11 that is incorporated into the power networks carry out heat exchange successively, cold airflow becomes the thermal current of rising, the air inlet of eddy current heat exchange fan 17 sucks thermal current and guiding liquid cooling heat exchange fin 16 cools off it, with this circulation cooling.The liquid cooling heat exchanger has radiating efficiency height, advantage that noise is low, specifically can select water-filled radiator.
As depicted in figs. 1 and 2, in order further to strengthen radiating effect, described grid-connection cabinet further comprises: the radiator fan 18 between the top cover of described be incorporated into the power networks switch 11 and cabinet 10.Radiator fan 18 is set not only can carries out wind-cooling heat dissipating to cabinet 10 inside, and can stop thermal current to continue to rise, increase the thermal current soakage of the eddy current heat exchange fan 17 of liquid cooling heat exchanger, thereby further improve the radiating effect of liquid cooling heat exchanger.
In addition, described grid-connection cabinet also can further comprise: the heater 19 between the side plate of described wiring unit 14 and cabinet 10.When grid-connection cabinet is worked in the lower environment of temperature, start heater 19 and can make each functional module reach rapidly working temperature, the device damage of avoiding cold-starting to cause, therefore, the grid-connection cabinet of the preferred embodiment can be applicable in the outdoor adverse circumstances, and adaptability is stronger.
Please continue with reference to shown in Figure 1, the guidance panel of the described switch 11 that is incorporated into the power networks, contactor 12, controller switching equipment 13, wiring unit 14, heat exchanger 15, radiator fan 18 and heater 19 is positioned at the front side of cabinet 10.The convenient operation personnel safeguard equipment and detect like this, and it is more convenient to operate.
Circuit between the described switch 11 that is incorporated into the power networks, contactor 12, controller switching equipment 13 and the wiring unit 14 preferably adopts copper bar 20 to be bolted.Copper has good electric conductivity and corrosion resistance, select bolt easy to operate as securing member, connect reliable.
As shown in Figure 4, described grid-connection cabinet preferably further comprises: two protection division boards 21, lay respectively at the front side of described contactor 12 and the front side of described wiring unit 14, can when contactor 12 and wiring unit 14 are in running order, play the protection buffer action, the electric shock of avoiding misoperation and misoperation to cause like this.The wiring unit 14 of the access grid-connected cabinet of waterproof rope head can be directly passed through in the line of generator and net side and stator outlet from the bottom of cabinet, easy to operate, safe and reliable.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (7)
1. a grid-connection cabinet is characterized in that, comprising: cabinet (10) and be positioned at cabinet (10) the inner switch that is incorporated into the power networks (11), contactor (12), controller switching equipment (13), wiring unit (14) and heat exchanger (15), wherein,
The described switch that is incorporated into the power networks (11), contactor (12), controller switching equipment (13) and wiring unit (14) are arranged in order from top to bottom along the short transverse of cabinet (10);
Described heat exchanger (15) is positioned between the side plate of the described switch that is incorporated into the power networks (11), contactor (12) and controller switching equipment (13) and cabinet (10).
2. grid-connection cabinet as claimed in claim 1, it is characterized in that, described heat exchanger (15) is the liquid cooling heat exchanger, comprise liquid cooling heat exchange fin (16) and be positioned at the eddy current heat exchange fan (17) of liquid cooling heat exchange fin (16) top, wherein, the air inlet of the air outlet of described liquid cooling heat exchange fin (16) and described eddy current heat exchange fan (17) is towards the described switch that is incorporated into the power networks (11), contactor (12) and controller switching equipment (13) one sides.
3. grid-connection cabinet as claimed in claim 1 or 2 is characterized in that, further comprises: be positioned at the radiator fan (18) between the top cover of the described switch that is incorporated into the power networks (11) and cabinet (10).
4. grid-connection cabinet as claimed in claim 3 is characterized in that, further comprises: be positioned at the heater (19) between the side plate of described wiring unit (14) and cabinet (10).
5. grid-connection cabinet as claimed in claim 4, it is characterized in that the guidance panel of the described switch that is incorporated into the power networks (11), contactor (12), controller switching equipment (13), wiring unit (14), heat exchanger (15), radiator fan (18) and heater (19) is positioned at the front side of cabinet (10).
6. grid-connection cabinet as claimed in claim 1 is characterized in that, the circuit between the described switch that is incorporated into the power networks (11), contactor (12), controller switching equipment (13) and the wiring unit (14) connects by copper bar (20).
7. grid-connection cabinet as claimed in claim 1 is characterized in that, further comprises: two protection division boards (21) lay respectively at the front side of described contactor (12) and the front side of described wiring unit (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204214218U CN202797675U (en) | 2012-08-23 | 2012-08-23 | Grid-connection cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204214218U CN202797675U (en) | 2012-08-23 | 2012-08-23 | Grid-connection cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202797675U true CN202797675U (en) | 2013-03-13 |
Family
ID=47824858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204214218U Expired - Lifetime CN202797675U (en) | 2012-08-23 | 2012-08-23 | Grid-connection cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202797675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104470328A (en) * | 2014-11-27 | 2015-03-25 | 无锡市豫达换热器有限公司 | Electric cabinet cooling device |
-
2012
- 2012-08-23 CN CN2012204214218U patent/CN202797675U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104470328A (en) * | 2014-11-27 | 2015-03-25 | 无锡市豫达换热器有限公司 | Electric cabinet cooling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518055 No. 1001 Nanshan Chi Park building B2 Patentee after: VERTIV TECH Co.,Ltd. Address before: 518057 Nanshan District science and Technology Industrial Park, Guangdong, Shenzhen Branch Road, No. Patentee before: EMERSON NETWORK POWER Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220218 Address after: 712000 room 804, 8th floor, building 14, West Yungu phase I, Fengxi new town, Xixian new area, Xi'an, Shaanxi Patentee after: Weidi new energy Co.,Ltd. Address before: 518055 B2, Nanshan Zhiyuan, 1001 Nanshan District Xue Yuan Avenue, Shenzhen, Guangdong. Patentee before: VERTIV TECH Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
|
| CX01 | Expiry of patent term |