CN208372779U - Dry air generator and charging pile - Google Patents
Dry air generator and charging pile Download PDFInfo
- Publication number
- CN208372779U CN208372779U CN201820491846.3U CN201820491846U CN208372779U CN 208372779 U CN208372779 U CN 208372779U CN 201820491846 U CN201820491846 U CN 201820491846U CN 208372779 U CN208372779 U CN 208372779U
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- CN
- China
- Prior art keywords
- charging pile
- circuit board
- dry air
- air
- semiconductor refrigerating
- 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.)
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- 238000007600 charging Methods 0.000 title claims abstract description 66
- 239000004065 semiconductor Substances 0.000 claims abstract description 24
- 239000003570 air Substances 0.000 claims description 82
- 238000001816 cooling Methods 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000005057 refrigeration Methods 0.000 claims description 7
- 239000012080 ambient air Substances 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 238000009833 condensation Methods 0.000 description 14
- 230000005494 condensation Effects 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007791 dehumidification Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007789 sealing 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
Landscapes
- Drying Of Gases (AREA)
Abstract
The utility model discloses a kind of dry air generators for the dehumidifying of charging pile interior circuit board, including air cleaner, fan and semiconductor refrigerating module；The upper end of fan and cold side conduits, the air cleaner are connect with fan；The lower end of cold side conduits is connected with the lower end of hot side conduit, constitutes U-shaped air duct；The U-shaped air duct bottom is provided with discharge outlet；Semiconductor refrigerating module is fixed between cold side conduits and hot side conduit.The invention also discloses a kind of charging pile of application dry air generator and circuit board dehumanization methods.The utility model can realize that outdoor charging pile interior circuit board is round-the-clock and not condense.
Description
Technical field
The utility model belongs to electric automobile charging pile technical field, and in particular to a kind of dry air generator and charging
Stake.
Background technique
In order to adapt to the endurance distance of current electric car, the arrangement of electric automobile charging pile must have enough density,
Therefore inevitably there is part charging pile to must be necessarily arranged at outdoor even field, found in actual motion, outdoor air temperature
Reach certain condition with humidity: is i.e. when the dew-point temperature (T0) of surrounding air >=circuit board surface temperature (Tf), will cause to fill
Condensation on circuit board (containing the electronic chips such as CPU) in electric stake, decreasing insulating, this is to influence charging pile operational reliability
One of adverse factor.
Charging pile interior circuit board condenses in order to prevent, and the measure taken in the past has: 1. are placed in circuit board in seal box,
In this way can effective Damp proof dew retardation, but seal structure complex is at high cost, and is unfavorable for radiating；2. seal box is changed to semitight
Box, the air blast into box with mini-fan, in favor of box inner air flow, in practice it has proved that, the method can air condensation item outdoors
Part accelerates to disperse in semitight box on circuit board condensation water after disappearing, but in the presence of moisture condensation condition, air blast can not be prevented
Condensation even accelerates condensation sometimes；3. on the basis of measure 2, the wind for allowing fan to bloat after chemical drier dehumidifies again
Blast the semitight box of circuit board, this method effect is better than measure 2, the disadvantage is that chemical drier need to be replaced often, increase management at
This；4. heating element heats box interior circuit board and air are arranged in semitight box, it is solidifying that circuit board can be effectively prevented in the method
Dew, but mutually conflicts with the cooling requirements of part electronic component on circuit board, using being restricted.
With the rise of new-energy automobile especially electric car, electric automobile charging pile society ownership sharply increases,
Above-mentioned outdoor charging pile circuit board condensation problem is rationally solved, there is certain urgency, there is certain social benefit and economy
Benefit.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the dehumidifying measures of existing charging pile circuit board and deficiency, and provide one
Dry air generator of the kind based on semiconductor refrigerating technology brushes circuit board with its dry air prepared, realizes that open air is filled
Electric stake interior circuit board is round-the-clock not to condense.Meanwhile also providing the charging pile and circuit board of a kind of application dry air generator
Dehumanization method.
Dry air generator for the dehumidifying of charging pile interior circuit board: including air cleaner, fan and semiconductor system
Cold module.
The upper end of the fan and cold side conduits, the air cleaner are connect with fan；
The lower end of the cold side conduits is connected with the lower end of hot side conduit, constitutes U-shaped air duct；The U-shaped air duct bottom
Portion is provided with discharge outlet；
The semiconductor refrigerating module is fixed between cold side conduits and hot side conduit.
Further, the refrigeration end of the semiconductor refrigerating module and heating end are close to respective cooling fin respectively, cold
End cooling fin is placed in cold side conduits, and hot-side heat dissipation piece is placed in hot side conduit.
Further, the semiconductor refrigerating module is set as at least one；When being set as muti-piece, make in parallel or series
With.
A kind of charging pile, using the above-mentioned dry air generator for the dehumidifying of charging pile interior circuit board.
A kind of charging pile, including charging pile main element further include cabinet, charging pile circuit board, dry air generator
And controller；Charging pile main element, charging pile circuit board, dry air generator and the controller is placed in cabinet；
The charging pile circuit board is placed in half close protection box, the charging pile circuit board and charging pile main element
Connection；
It is docked with the air inlet of half close protection box the dry air outlet of the dry air generator；The control
Power input conducting wire and the fan connection of semiconductor refrigerating module in the output end and dry air generator of device；
External three sensors of the controller, be respectively air temperature sensor, ambient air humidity sensor and
Charging pile circuit board surface temperature sensor；The charging pile circuit board surface temperature sensor is placed in charging pile circuit board
On.
The utility model overcomes the shortcomings that several anti-condensation measures illustrated in background technique, realizes round-the-clock effective
Ground prevents outdoor charging pile interior circuit board surface condensation, and the special-effect of the utility model is, reasonably uses semiconductor system
Cold module, it is cooling, moisture is precipitated first by natural air by the refrigeration end of semiconductor refrigerating module, then allow resulting dry and cold sky
Gas is by the radiating end of same module, heating, obtain it is dry, close to normal temperature air, with dry air drum close to room temperature
The semitight box for entering to place circuit board in charging pile, replaces original humid air in box, reaches the effect for preventing circuit board condensation
Fruit.
Although cold dry air blasts semitight box, original humid air in box can also be replaced, is reached to sealing
The purpose of Moistureproof dehumidification inside box while cold dry air blasts semitight box to dehumidifying in box, can still make half close
Jacket outer surface condensation, dew due to cooling drip and influence the safety of other component in charging pile, and with close air drying
There will be no above-mentioned drawbacks for air.
In addition, it is above-mentioned allow it is cooling, remove radiating end of the air after water by same semiconductor refrigerating module, cold air obtains
While obtaining heat, temperature recovery, the decline of semiconductor refrigerating module heat dissipating end temperature, this essence is an energy feedback process,
That is, theoretically, consuming the energy in module and being served only for moisture contained by removal air, not for changing air
Temperature, so, the utility model is energy-efficient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model dry air generator.
Fig. 2 is the structural schematic diagram of the utility model semiconductor refrigerating module
Fig. 3 is the structure connection diagram of the utility model charging pile.
Wherein, 1. air cleaner, 2. fans, 3. cold side conduits, 4. semiconductor refrigerating modules, 5. hot side conduits, 6. rows
Water hole, 7. cold end cooling fins, 8. refrigeration ends, the power input conducting wire of 9. semiconductor refrigerating modules, 10. heating ends, 11. hot ends
Cooling fin, the cabinet of 12. charging piles, 13. dry air generators, 14. controllers, 15. ambient air temperature sensors, 16.
Ambient air humidity sensor, 17. circuit board surface temperature sensors, 18. semitight protection boxes, 19. gas vents, 20. chargings
The circuit board of stake, the main element of 21. charging piles, the air inlet of 22. semitight protection boxes, the outlet of 23. dry airs.
Specific embodiment
With reference to the accompanying drawing, the utility model is described further.
Fig. 1 is the structural representation of the utility model dry air generator, wherein air cleaner 1, fan (air blower)
2 and the upper ends of cold side conduits 3 be sequentially connected, the lower end of cold side conduits 3 is connected with the lower end of hot side conduit 5, constitute the air duct " U ",
The lowest point in the air duct " U " is provided with discharge outlet 6, and semiconductor refrigerating module 4 is fixed between cold side conduits 3 and hot side conduit 5, partly leads
The refrigeration end 8 and cold end cooling fin 7 of body refrigeration module 4 are in close contact, and heating end 10 and heating end cooling fin 11 are in close contact,
Cold end cooling fin 7 is placed in cold side conduits, and heating end cooling fin 11 is placed in hot side conduit.
As shown in Figure 1, 2, it when work, is connected with external power source power lead 9 and is powered to semiconductor refrigerating module 4,
The refrigeration end 8 and 7 temperature of cold end cooling fin of semiconductor refrigerating module 4 reduce, the temperature of heating end 10 and hot-side heat dissipation piece 11
It increases；The air that dust is filtered out by air cleaner 1 is sent into cold side conduits 3 by fan (air blower) 2；In cold side conduits 3,
Air flows through cold end cooling fin 7, generates heat exchange, and the temperature of air reduces, and contained humidity condensation, condensed water is through drainage hole
6 discharges, obtained drying cold air goes successively to the hot side conduit 5 of connection, in hot side conduit 5, dry cold air stream overheat
Cooling fin 11 is held, generates heat exchange again, temperature increases, and obtains the dry air close to room temperature, defeated from the end of hot side conduit 5
Out.
A kind of charging pile needs the charging of Moistureproof dehumidification as shown in figure 3, all devices are all placed in charging pile cabinet 12
Stake circuit board 20 is placed in half close protection box 19, and charging pile circuit board 20 controls the operation of charging pile main element 21；This
It is docked with the air inlet 22 of half close protection box 19 the dry air outlet 23 of utility model dry air generator 13；Controller 14
Power input connect with power supply, the power supply of semiconductor refrigerating module 4 in output end and dry air generator 13
Input lead 9(is referring to fig. 2) and the connection of fan (air blower) 2；External three sensors of controller: ambient air temperature sensing
Device 15, ambient air humidity sensor 16, charging pile circuit board surface temperature sensor 17.The utility model is not to charging pile
In board structure of circuit, charging pile main element be described further because these are all routine techniques and are also not that this is practical
Novel improved point.
The utility model charging pile interior circuit board dehumanization method, controller 14 is according to the collected charging pile cabinet of sensor
Air themperature T and air humidity H inside 1, the dew-point temperature T0 of ground air when calculating this, then by dew point temperature T0 with fill
Electric stake circuit board surface temperature Tf is compared, if T0 >=Tf, illustrates that the surface of charging pile circuit board 20 has condensation condition,
At this moment control circuit 14 starts dry air generator 13, and dry air is continuously introduced into the semitight where charging pile circuit board 20
Protection box 19 constantly replaces original air in box, and the air being replaced is discharged from gas vent, to guarantee charging pile circuit board
It is solidifying to illustrate that the surface of charging pile circuit board 20 does not have if detection, calculated, comparison result T0 < Tf for 2 dry tack frees not condensation
Dry air generator 13 is then closed or do not started to dew condition.
Claims (5)
1. the dry air generator for the dehumidifying of charging pile interior circuit board, which is characterized in that including air cleaner, fan
With semiconductor refrigerating module；
The upper end of the fan and cold side conduits, the air cleaner are connect with fan；
The lower end of the cold side conduits is connected with the lower end of hot side conduit, constitutes U-shaped air duct；It opens the U-shaped air duct bottom
There is discharge outlet；
The semiconductor refrigerating module is fixed between cold side conduits and hot side conduit.
2. the dry air generator according to claim 1 for the dehumidifying of charging pile interior circuit board, which is characterized in that institute
The refrigeration end and heating end for the semiconductor refrigerating module stated are close to respective cooling fin respectively, and cold end cooling fin is placed in cold end pipe
In road, hot-side heat dissipation piece is placed in hot side conduit.
3. the dry air generator according to claim 1 for the dehumidifying of charging pile interior circuit board, which is characterized in that institute
The semiconductor refrigerating module stated is set as at least one；When being set as muti-piece, it is used in parallel or in series.
4. a kind of charging pile, which is characterized in that application is as claimed in claim 1 or 2 for the dehumidifying of charging pile interior circuit board
Dry air generator.
5. a kind of charging pile, including charging pile main element, which is characterized in that further include cabinet, charging pile circuit board, using power
Benefit require 1 described in dry air generator and controller；It is the charging pile main element, charging pile circuit board, dry empty
Gas generator and controller are placed in cabinet；
The charging pile circuit board is placed in half close protection box, and the charging pile circuit board and charging pile main element connect
It connects；
It is docked with the air inlet of half close protection box the dry air outlet of the dry air generator；The controller
Output end is connect with the power input conducting wire of semiconductor refrigerating module in dry air generator and fan；
External three sensors of the controller, are air temperature sensor, ambient air humidity sensor and charging respectively
Stake circuit board surface temperature sensor；The charging pile circuit board surface temperature sensor is placed on charging pile circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820491846.3U CN208372779U (en) | 2018-04-09 | 2018-04-09 | Dry air generator and charging pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820491846.3U CN208372779U (en) | 2018-04-09 | 2018-04-09 | Dry air generator and charging pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208372779U true CN208372779U (en) | 2019-01-15 |
Family
ID=64975719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820491846.3U Active CN208372779U (en) | 2018-04-09 | 2018-04-09 | Dry air generator and charging pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208372779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108579349A (en) * | 2018-04-09 | 2018-09-28 | 黄山市万邦电子科技有限公司 | Dry air generator and charging pile, charging pile circuit board dehumanization method |
-
2018
- 2018-04-09 CN CN201820491846.3U patent/CN208372779U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108579349A (en) * | 2018-04-09 | 2018-09-28 | 黄山市万邦电子科技有限公司 | Dry air generator and charging pile, charging pile circuit board dehumanization method |
| CN108579349B (en) * | 2018-04-09 | 2024-03-22 | 黄山市万邦电子科技有限公司 | Dry air generator, charging pile and dehumidification method for circuit board of charging pile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Dry air generator, charging pile and method for dehumidifying circuit board in charging pile Effective date of registration: 20191216 Granted publication date: 20190115 Pledgee: China Postal Savings Bank Limited by Share Ltd. Shexian branch Pledgor: HUANGSHAN WANBANG ELECTRONIC SCIENCE & TECHNOLOGY CO.,LTD. Registration number: Y2019340000238 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210115 Granted publication date: 20190115 Pledgee: China Postal Savings Bank Limited by Share Ltd. Shexian branch Pledgor: HUANGSHAN WANBANG ELECTRONIC SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2019340000238 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Dry air generator and charging pile Effective date of registration: 20210121 Granted publication date: 20190115 Pledgee: China Postal Savings Bank Limited by Share Ltd. Shexian branch Pledgor: HUANGSHAN WANBANG ELECTRONIC SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2021980000584 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211228 Granted publication date: 20190115 Pledgee: China Postal Savings Bank Limited by Share Ltd. Shexian branch Pledgor: HUANGSHAN WANBANG ELECTRONIC SCIENCE & TECHNOLOGY CO.,LTD. Registration number: Y2021980000584 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Dry air generator and charging pile Effective date of registration: 20220106 Granted publication date: 20190115 Pledgee: China Postal Savings Bank Limited by Share Ltd. Shexian branch Pledgor: HUANGSHAN WANBANG ELECTRONIC SCIENCE & TECHNOLOGY CO.,LTD. Registration number: Y2022980000094 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230105 Granted publication date: 20190115 Pledgee: China Postal Savings Bank Limited by Share Ltd. Shexian branch Pledgor: HUANGSHAN WANBANG ELECTRONIC SCIENCE & TECHNOLOGY CO.,LTD. Registration number: Y2022980000094 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |