CN207183824U - A kind of photovoltaic exchanges grid-connection cabinet - Google Patents
A kind of photovoltaic exchanges grid-connection cabinet Download PDFInfo
- Publication number
- CN207183824U CN207183824U CN201720899366.6U CN201720899366U CN207183824U CN 207183824 U CN207183824 U CN 207183824U CN 201720899366 U CN201720899366 U CN 201720899366U CN 207183824 U CN207183824 U CN 207183824U
- Authority
- CN
- China
- Prior art keywords
- cavity
- internal layer
- cabinet
- refrigerating plant
- cooling mechanism
- 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 - Fee Related
Links
- 238000001816 cooling Methods 0.000 claims abstract description 40
- 239000004744 fabric Substances 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims description 11
- 238000009423 ventilation Methods 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 208000002925 dental caries Diseases 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001976 improved effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Classifications
-
- 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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a kind of photovoltaic to exchange grid-connection cabinet, including cabinet, cabinet door and cooling mechanism, the cabinet includes thermal insulation layer, internal layer and the first cavity being arranged between thermal insulation layer and internal layer, the cooling mechanism is arranged in the first cavity, the inside of the internal layer is provided with temperature sensor, the cooling mechanism includes shell, refrigerating plant, controller and cooling fan, the enclosure is provided with the second cavity, second cavity includes the upper and lower, the baffle plate of screen cloth type is provided between the upper and lower, the refrigerating plant is arranged at upper strata, the controller and cooling fan are arranged at lower floor, the temperature sensor, refrigerating plant and cooling fan are connected with controller respectively.The utility model is reasonable in design, is radiated by the way of refrigerating plant and cooling fan are combined so that perfect heat-dissipating of the present utility model and the service life of cooling mechanism length.
Description
Technical field
It the utility model is related to technical field of photovoltaic power generation, and in particular to a kind of photovoltaic exchanges grid-connection cabinet.
Background technology
In recent years, photovoltaic generation industry achieved flourishing as a kind of completely free of contamination cleaning new energy supply form
Development.The installed capacity of photovoltaic plant rises year by year, and only the first three quarters in 2014 increase grid connection capacity newly and reach nearly 4GW.Photovoltaic
The development of power industry, the photovoltaic exchange grid-connection cabinet dosage as photovoltaic plant important component also sharply increase.
Now, many large-scale photovoltaic plants are arranged on High aititude or desert and Gobi area, and these areas are in summer
Outdoor temperature is inherently very high, the element bigger plus more caloric value in grid-connection cabinet be present, therefore, if grid-connection cabinet dissipates
Thermal effect is bad, may cause in grid-connection cabinet that temperature rise is too high, causes element function to decline, breaker malfunction or even grid-connection cabinet
Phenomena such as catching fire, caused by very big potential safety hazard.
In the prior art, use the heat emission hole being arranged on cabinet more when grid-connection cabinet is radiated or be arranged at outside cabinet
The heat abstractor in portion is radiated, and radiating effect is bad when being radiated using heat emission hole merely, it is impossible to solves temperature inside cabinet
When spending the problem of high, and being radiated using the heat abstractor being arranged at outside cabinet, although the radiating of cabinet can be improved
Effect, still, among being exposed to air for a long time due to heat abstractor, weathering easily occurs after being corroded by wind and rain, so as to cause to radiate
Effect declines, and reduction of service life；Radiator protrudes from casing simultaneously, can increase entire package and the transport of the casing that confluxes
Difficulty.
Utility model content
The utility model is in order to solve the above problems, there is provided and it is a kind of reasonable in design, perfect heat-dissipating and use the longevity
The long photovoltaic exchange grid-connection cabinet of life.
The utility model adopts the following technical scheme that：
A kind of photovoltaic exchanges grid-connection cabinet, including cabinet, cabinet door and cooling mechanism, the cabinet include thermal insulation layer, internal layer with
And be arranged at the first cavity between thermal insulation layer and internal layer, the cooling mechanism is arranged in the first cavity, the internal layer it is interior
Portion is provided with temperature sensor, and the side wall of internal layer is provided with some equally distributed first passages, first passage and
One cavity is connected, and the cooling mechanism includes shell, refrigerating plant, controller and cooling fan, and the enclosure is provided with
Second cavity, the second passage of several first cavitys of connection and the second cavity, the second cavity bag are additionally provided with shell
The upper and lower are included, the baffle plate of screen cloth type is provided between the upper and lower, the refrigerating plant is arranged at upper strata, the control
Device and cooling fan processed are arranged at lower floor, and the temperature sensor, refrigerating plant and cooling fan are connected with controller respectively.
As a kind of optimal technical scheme of the present utility model, close to the side of the first cavity and positioned at the on the internal layer
The opening position of one passage is provided with ventilation protective cover.
As a kind of optimal technical scheme of the present utility model, the ventilation protective cover includes base cloth layer and moisture absorption layer, institute
Ventilation protective cover is stated to adopt and be connected on internal layer in the method for paste.
The beneficial effects of the utility model are：
1st, the utility model is used and cavity is set in cabinet, and cooling mechanism is set in cavity, can be effective
Cooling mechanism external the problem of causing its lost of life is avoided, so as to extend the service life of cooling mechanism；
2nd, cooling mechanism of the present utility model by the way of refrigerating plant is combined with cooling fan to exchanging grid-connection cabinet
Inside carries out cooling, substantially increases the radiating effect inside exchange grid-connection cabinet, while using temperature sensor to exchange
Temperature inside grid-connection cabinet is monitored in real time, then automatically controls refrigerating plant with cooling fan to exchanging grid-connection cabinet by controller
Inside carries out cooling, to realize the purpose of automatic cooling, improves automatization level, is advantageous to the popularization of product and answers
With.
Brief description of the drawings
Fig. 1 is the schematic cross-section for the cabinet that a kind of photovoltaic of the utility model exchanges grid-connection cabinet；
Fig. 2 is the mplifying structure schematic diagram of the utility model cooling mechanism；
Symbol description in figure：
Thermal insulation layer 1, internal layer 2, the first cavity 3, temperature sensor 4, the first passage 5, shell 6, refrigerating plant 7, control
Device 8, cooling fan 9, the second cavity 10, the second passage 11, baffle plate 12, protective cover 13 of ventilating.
Embodiment
The utility model row is further described presently in connection with accompanying drawing.
As shown in figure 1, a kind of photovoltaic exchange grid-connection cabinet, including cabinet, cabinet door and cooling mechanism, the cabinet include heat-insulated
Layer 1, internal layer 2 and the first cavity 3 being arranged between thermal insulation layer 1 and internal layer 2, the cooling mechanism are arranged at the first cavity 3
Interior, the inside of the internal layer 2 is provided with temperature sensor 4, and the side wall of internal layer 2 is provided with some equally distributed first passages 5,
First passage 5 is connected with the first cavity 3, and the cooling mechanism includes shell 6, refrigerating plant 7, controller 8 and dissipated
Air-heater 9, the inside of the shell 6 are provided with the second cavity 10, and several the first cavitys 3 and second of connection are additionally provided with shell 6
Second passage 11 of cavity 10, second cavity 10 include the upper and lower, screen cloth being provided between the upper and lower
The baffle plate 12 of type, the refrigerating plant 7 are arranged at upper strata, and the controller 8 and cooling fan 9 are arranged at lower floor, the temperature
Sensor 4, refrigerating plant 7 and cooling fan 9 are connected with controller 8 respectively；The temperature sensor 4 monitors internal layer 2 in real time
Internal temperature, when the temperature inside internal layer 2 exceedes the temperature value of setting, temperature sensor 4 transmits signals to controller 8,
Refrigeration system 7 and cooling fan 9 are controlled by controller 8 while is started, cooling fan 9 is by cold air caused by refrigeration system 7
3 progress cooling in the first cavity is blown into, the inside that internal layer 2 is further entered by the first passage 5 is carried out further
Cooling, until temperature is down to the temperature of setting, then controller 8 controls refrigeration system 7 and cooling fan 9 to be stopped.
Ventilation protective cover is provided with close to the side of the first cavity 3 on the internal layer 2 and positioned at the opening position of the first passage 5
13, the ventilation protective cover is adopted to be connected on internal layer 2 in the method for paste, and the ventilation protective cover 13 includes base cloth layer and moisture absorption
Layer, the moisture absorption layer set on ventilation protective cover can effectively avoid too low due to temperature in the first cavity 3 cause in air
Hydrogenesis so as to bringing the phenomenon of damage to the circuit element in exchange grid-connection cabinet.
Finally it should be noted that：These embodiments are merely to illustrate the utility model without limiting model of the present utility model
Enclose.In addition, to those of ordinary skill in the art, it can also make on the basis of the above description other various forms of
Change changes.There is no necessity and possibility to exhaust all the enbodiments.And thus amplify out obvious
Among changing or changing still in the scope of protection of the utility model.
Claims (3)
1. a kind of photovoltaic exchanges grid-connection cabinet, including cabinet, cabinet door and cooling mechanism, it is characterised in that：The cabinet includes heat-insulated
Layer (1), internal layer (2) and the first cavity (3) being arranged between thermal insulation layer (1) and internal layer (2), the cooling mechanism are arranged at
In first cavity (3), the inside of the internal layer (2) is provided with temperature sensor (4), and the side wall of internal layer (2) is provided with some uniform
The first passage (5) of distribution, first passage (5) are connected with the first cavity (3), and the cooling mechanism includes shell
(6), refrigerating plant (7), controller (8) and cooling fan (9), the inside of the shell (6) are provided with the second cavity (10), shell
(6) the second passage (11) of several first cavitys of connection (3) and the second cavity (10), second cavity are additionally provided with
(10) include the upper and lower, the baffle plate (12) of screen cloth type is provided between the upper and lower, the refrigerating plant (7) is set
In upper strata, the controller (8) and cooling fan (9) are arranged at lower floor, the temperature sensor (4), refrigerating plant (7) and dissipate
Air-heater (9) is connected with controller (8) respectively.
A kind of 2. photovoltaic exchange grid-connection cabinet according to claim 1, it is characterised in that：Close to first on the internal layer (2)
The side of cavity (3) and positioned at the first passage (5) opening position be provided with ventilation protective cover (13).
A kind of 3. photovoltaic exchange grid-connection cabinet according to claim 2, it is characterised in that：The ventilation protective cover (13) includes
Base cloth layer and moisture absorption layer, the ventilation protective cover (13) is adopted to be connected on internal layer (2) in the method for paste.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720899366.6U CN207183824U (en) | 2017-07-24 | 2017-07-24 | A kind of photovoltaic exchanges grid-connection cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720899366.6U CN207183824U (en) | 2017-07-24 | 2017-07-24 | A kind of photovoltaic exchanges grid-connection cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207183824U true CN207183824U (en) | 2018-04-03 |
Family
ID=61737474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720899366.6U Expired - Fee Related CN207183824U (en) | 2017-07-24 | 2017-07-24 | A kind of photovoltaic exchanges grid-connection cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207183824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113872522A (en) * | 2021-09-26 | 2021-12-31 | 江苏数字鹰科技股份有限公司 | Photovoltaic power generation device for electric automobile and use method |
-
2017
- 2017-07-24 CN CN201720899366.6U patent/CN207183824U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113872522A (en) * | 2021-09-26 | 2021-12-31 | 江苏数字鹰科技股份有限公司 | Photovoltaic power generation device for electric automobile and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 |