CN211468192U - Charging device - Google Patents
Charging device Download PDFInfo
- Publication number
- CN211468192U CN211468192U CN202020016675.6U CN202020016675U CN211468192U CN 211468192 U CN211468192 U CN 211468192U CN 202020016675 U CN202020016675 U CN 202020016675U CN 211468192 U CN211468192 U CN 211468192U
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- Prior art keywords
- energy storage
- storage battery
- box body
- battery pack
- power supply
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- 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
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- 238000004146 energy storage Methods 0.000 claims abstract description 73
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 230000017525 heat dissipation Effects 0.000 claims abstract description 32
- 238000005192 partition Methods 0.000 claims abstract description 20
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 238000005516 engineering process Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
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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
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
-
- 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
-
- 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
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
In order to solve the problems of low flexibility and poor universality of the charging device in the prior art, the utility model provides a charging device, which comprises a rectification inverter cabinet and an energy storage battery pack; the rectification inverter cabinet comprises a first box body, and a partition plate is arranged in the first box body; a control switch and a wiring switch are arranged on the left side of the partition board; the right side of the partition board is provided with an AC/DC conversion module and a heat dissipation device; a power supply input port, a power supply output port and a battery pack connecting port are also arranged in the first space; the energy storage battery pack comprises a second box body, the second box body is provided with an energy storage battery, the bottom of the second box body is also provided with an energy storage battery connecting port, and the side wall of the second box body is provided with a cooling device; and the energy storage battery connecting port is electrically connected with the battery pack connecting port. The rectification inverter cabinet and the energy storage battery pack are divided into two independent bodies which are electrically connected, so that the flexibility is high, and the application range is wide; the heat dissipation of the charging device is improved as a whole.
Description
Technical Field
The utility model relates to an electric automobile battery charging technology field, especially a charging device.
Background
With the development of scientific technology and new energy, pure electric vehicles are more and more popularized and applied with unique advantages, the charging technology of electric vehicles is also changing day by day, the core of the existing charging technology lies in the inversion technology and the battery energy storage technology, and in order to reduce the occupied area, an inversion cabinet and a battery pack are generally combined together, for example, a household energy storage power distribution cabinet disclosed in chinese patent document CN201821476583.5 is provided with the battery pack at the lower part in the cabinet body, and the inversion cabinet is provided above the battery pack. This structure saves volume, but has many disadvantages, as follows.
Firstly, the matching performance of the battery pack and the inverter cabinets is single, namely, a single inverter cabinet can only be matched with the corresponding battery pack, and the universality is not strong; secondly, the integrated structure has heavy weight, is not easy to carry and has low flexibility; thirdly, the battery pack and the inverter cabinet have poor heat dissipation properties after being integrated together, and cannot continuously supply power, for example, a charging device with a capacity of 100kw/h is taken as an example, and the operation needs to be stopped for heat dissipation when the charging device charges for about 1.5 hours, namely, the temperature in the cabinet body is over 40 degrees.
Therefore, the existing integrated charging device is single and has a narrow application range.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that charging device flexibility is low among the prior art, the commonality is poor, the utility model provides a charging device, its aim at improves charging device's portability to and promote charging device's life.
The utility model provides a technical scheme that its technical problem adopted is: a charging device comprises a rectification inverter cabinet and an energy storage battery pack; the rectification inverter cabinet comprises a first box body, and a partition plate is arranged in the first box body; the left side of the partition board is provided with a first space, and a control switch and a wiring switch are arranged in the first space; the right side of the partition board is provided with a second space, and one or more than one AC/DC conversion module and a heat dissipation device are arranged in the second space; a power supply input port, a power supply output port and a battery pack connecting port are also arranged in the first space; the power supply input port and the power supply output port are respectively connected with a wiring switch, the AC/DC conversion modules are also connected with the wiring switch after being connected in parallel, and the wiring switch is electrically connected with the control switch; the energy storage battery pack comprises a second box body, wherein two or more than two energy storage batteries are sequentially stacked in the second box body from bottom to top, the energy storage batteries are connected in series, an energy storage battery connecting port is further formed in the bottom of the second box body, and a cooling device is arranged on the side wall of the second box body; and the energy storage battery connecting port is electrically connected with the battery pack connecting port.
In the application, the rectification inverter cabinet and the energy storage battery pack can both adopt a box body structure, the rectification inverter cabinet comprises a first box body, the first box body is formed by encircling six plates, and can be selected to be welded and combined, or hinged and combined or connected by adopting other prior art; the first box body is internally provided with a partition plate through integration or welding or other existing installation methods, the partition plate divides the first box body into two independent spaces, namely a first space positioned on the left side and a second space positioned on the right side, a control switch and a wiring switch are arranged in the first space, and a power supply input port, a power supply output port and a battery pack connecting port are further arranged in the first space; the second space can be welded with a boss, or the boss is integrally formed, or a bracket is arranged in the first box body and used for supporting the AC/DC conversion modules and enabling the adjacent AC/DC conversion modules to be spaced; and a heat dissipation device is further arranged on the side wall in the second space to dissipate heat for the second space.
The energy storage battery pack comprises a second box body, wherein the second box body can be formed by surrounding six plates, and can be formed by welding combination, hinging combination or other connection in the prior art; two or more than two energy storage batteries are sequentially overlapped in the second box body from bottom to top, bosses can be welded on the inner wall of the second box body, or the bosses are integrally formed, or a bracket is arranged in the second box body and used for supporting the energy storage batteries, so that the adjacent energy storage batteries are spaced apart, and a larger heat dissipation space is ensured; the energy storage batteries are connected in series, the bottom of the second box body is also provided with an energy storage battery connecting port, and the energy storage battery connecting port is electrically connected with a battery pack connecting port on the rectification inverter cabinet so as to facilitate the discharge of the energy storage batteries or the charge of the energy storage batteries; the side wall of the second box body is provided with a cooling device which can be fixed on the side wall of the second box body, wherein the cooling device can adopt a cooling fan or a cooling bag filled with refrigerant and other structures to provide a cold source in the second box body.
This application is in concrete application, and the alternative current of external power source can be selected, for example can select commercial power or other industrial electricity uses, is connected with wiring switch through the power input port, then transmits AC/DC conversion module through wiring switch again, transmits the energy storage battery through the battery package connector after changing into the direct current and stores, and when needs charge, the electric energy of energy storage battery package exports through the power output mouth, and control switch is used for controlling wiring switch's disconnection or intercommunication.
The beneficial effect of this application is: the rectification inverter cabinet and the energy storage battery pack are divided into two independent bodies which are electrically connected, so that the rectification inverter cabinet and the energy storage battery pack are easy to carry and high in flexibility; after the energy storage battery packs are arranged, the rectification inverter cabinet can be matched with energy storage battery packs of different types, and the application range is wide; the rectifying and inverting cabinet is provided with the heat dissipation device, so that the surface temperature of the AC/DC conversion module in the rectifying and inverting cabinet can be effectively reduced, the cooling device is arranged in the energy storage battery pack, the surface temperature of the energy storage battery can be effectively reduced, the heat dissipation performance of the charging device is integrally improved, and the charging time of the charging device is prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: the energy storage battery pack type power supply comprises a rectification inverter cabinet 1, a first box 100, a partition board 101, a control switch 102, a wiring switch 103, an AC/DC conversion module 104, a power input port 105, a power output port 106, an energy storage battery pack 2, a second box 200, a connection port 201, an energy storage battery 202 and a cooling device 203.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
In the specific implementation of the utility model, the charging device comprises a rectification inversion cabinet 1 and an energy storage battery pack 2; the rectification inverter cabinet 1 comprises a first box body 100, and a partition plate 101 is arranged in the first box body 100; the left side of the partition board 101 is a first space, and a control switch 102 and a wiring switch 103 are arranged in the first space; the right side of the partition 101 is a second space, and one or more AC/DC conversion modules 104 and heat dissipation devices are arranged in the second space; a power supply input port 105, a power supply output port 106 and a battery pack connecting port are also arranged in the first space; the power input port 105 and the power output port 106 are respectively connected with the wiring switch 103, the AC/DC conversion modules 104 are also connected with the wiring switch 103 after being connected in parallel, and the wiring switch 103 is electrically connected with the control switch 102; the energy storage battery pack 2 comprises a second box body 200, two or more than two energy storage batteries 202 are sequentially stacked in the second box body 200 from bottom to top, the energy storage batteries 202 are connected in series, the bottom of the second box body 200 is also provided with an energy storage battery 202 connecting port 201, and the side wall of the second box body 200 is provided with a cooling device 203; the connection port 201 of the energy storage battery 202 is electrically connected with the battery pack connection port.
The beneficial effect of this application is: the rectification inverter cabinet 1 and the energy storage battery pack 2 are divided into two independent bodies which are electrically connected, so that the rectification inverter cabinet is easy to carry and high in flexibility; after the energy storage battery packs are arranged, the rectification inverter cabinet 1 can be matched with energy storage battery packs 2 of different types, and the application range is wide; the rectifier and inverter cabinet 1 is provided with the heat dissipation device, so that the surface temperature of the AC/DC conversion module 104 in the rectifier and inverter cabinet 1 can be effectively reduced, the cooling device 203 is arranged in the energy storage battery pack 2, the surface temperature of the energy storage battery 202 can be effectively reduced, the heat dissipation performance of the charging device is improved on the whole, and the charging time of the charging device is prolonged.
In addition, divide into two parts through baffle 101 in first box 100 in this application, improved the radiating efficiency of heat abstractor in first box 100, divide the structure about with first box 100 inner part simultaneously, reduced the focus of whole rectification contravariant cabinet 1, improved the stability of rectification contravariant cabinet 1 cabinet body structure. The first box 100 and the second box 200 are used as basic bodies of the structure of the present application and used for bearing, and rectangular structures can be selected in the present application, so that the manufacture is convenient, the bearing capacity is strong, and the structure is stable; the cooling device 203 is arranged on the side wall of the second box body 200, so that a cold source is provided in the second box body 200, the surface temperature of the energy storage battery 202 in a working state is reduced, the charging efficiency is further improved, and the problem of heat dissipation of a battery pack is solved; the single cooling device 203 is additionally arranged in the second box body 200, so that the spacing distance between the adjacent energy storage batteries 202 in the energy storage battery pack 2 can be reduced, and when the spacing distance is set to be 0.45 times of the thickness of a single energy storage battery 202, the surface heat dissipation effect of the energy storage battery 202 can be met, more energy storage batteries 202 can be integrated in the second box body 200 in unit volume, and a foundation is provided for high-power charging.
Further, in order to prevent the first area and the second area from generating electromagnetic interference, which results in low conversion efficiency or misoperation, the present application provides an electromagnetic shielding device on the partition board 101 in the rectification inverter cabinet 1, and in the specific implementation, an electromagnetic shielding layer may be coated on the partition board 101, or an electromagnetic shielding film may be adhered, where the electromagnetic shielding material may be a metal EMI material.
Further, in order to improve the heat dissipation efficiency, the second space is further provided with heat dissipation holes, wherein the heat dissipation holes and the heat dissipation device can be correspondingly arranged, so as to form a heat dissipation channel in the second space and further reduce the surface temperature of the AC/DC conversion module 104, specifically, in this embodiment, the heat dissipation device can select a cooling fan or a cooling bag containing a refrigerant to provide a cold source for the second space, and can be arranged above the heat dissipation device in the second space, and the heat dissipation holes are arranged below or below the right side in the second space, so that the cooling channels are formed in the heat dissipation device and the heat dissipation holes, and the temperature can be further reduced by 2-3 ℃ after the heat dissipation holes are arranged through testing.
Further, in order to facilitate the operation, control switch 102 is located the top of wiring switch 103 in this application, in other embodiments of this application, also be provided with the electromagnetism partition wall between control switch 102 and the wiring switch 103, prevent to appear battery interference between control switch 102 and the wiring switch 103, in order to improve the holistic reliability of rectification contravariant cabinet 1, through setting up two sets of battery shielding partition walls, not only be convenient for the management of each part in rectification contravariant cabinet 1, can let each part form the modularization, improve the commonality of rectification contravariant cabinet 1, lie in more and avoided the electromagnetic interference between each module, the security of overall structure has been improved.
Further, in order to better reduce the surface heat of the energy storage battery 202, in the present application, the cooling device 203 may select a cooling fan and a fan power supply which are connected with each other, both the cooling fan and the fan power supply may be selected from existing commercially available products, for example, a speier direct current motor fan, and are directly fixed on the side wall of the second box 200 by screws, and the fan power supply may select a storage battery to supply direct current to the cooling fan, or a power supply connector, and may be connected to an external power supply when in use; when the cooling device is used specifically, the cooling device 203 is selected to select the mutually connected cooling fan and fan power supply, so that the integral installation is facilitated, the maintenance is convenient, and the use cost is reduced.
Further, in order to reduce the surface temperature of the energy storage battery 202, in the present application, a heat dissipation opening is provided at the bottom of the second box 200, in particular, during use, a cooling fan may be installed at the top of the second box 200, or installed at the upper portion of the second box 200, and the heat dissipation opening is provided at the bottom of the second box 200, so as to form a heat dissipation air duct in the second box 200, further reduce the surface temperature of the energy storage battery 202, and after a test, the surface temperature of the energy storage battery 202 can be reduced by 2-3 ℃.
Further, in order to facilitate the installation and removal of the energy storage battery 202 in the second box 200, in the present application, a support may be further optionally arranged in the second box 200, the energy storage battery 202 is arranged on the support, the support is further provided with a temperature sensor, and the temperature sensor is adjacent to the energy storage battery 202; by arranging the temperature sensor, the surface temperature condition of the energy storage battery 202 can be intuitively known, in other embodiments of the application, the surface temperature of the energy storage battery 202 can be intuitively known in a way of pasting a temperature sensing paste, and the charging and discharging time of the energy storage battery 202 can be conveniently controlled or adjusted; in other embodiments of the present application, the present application further comprises a control device and a display device, wherein the display device is located on the top of the second box 200, the control device is located in the second box 200, and the control device is electrically connected with the cooling device 203, the temperature sensor and the display device; specifically, the display device can adopt a conventional display panel, the control device can also select a common PLC industrial controller, and the control device is connected with the cooling device 203 and can control the air output of the cooling device 203; meanwhile, the temperature sensor and the cooling device 203 are connected with the display device, the temperature measured by the temperature sensor and the corresponding parameters of the cooling device 203 can be displayed by the display device, so that an operator can know the state of the energy storage battery 202 in real time, and basic data are provided for further prolonging the service life of the energy storage battery 202.
It should be understood that the examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that after reading the teachings of the present invention, those skilled in the art may make any number of changes and modifications to the present invention, and such equivalents are intended to be encompassed by the claims appended hereto.
Claims (7)
1. A charging device is characterized by comprising a rectification inverter cabinet (1) and an energy storage battery pack (2); the rectification inverter cabinet (1) comprises a first box body (100), and a partition plate (101) is arranged in the first box body (100); a first space is arranged on the left side of the partition plate (101), and a control switch (102) and a wiring switch (103) are arranged in the first space; the right side of the partition board (101) is a second space, and one or more AC/DC conversion modules (104) and heat dissipation devices are arranged in the second space; a power supply input port (105), a power supply output port (106) and a battery pack connecting port are also arranged in the first space; the power supply input port (105) and the power supply output port (106) are respectively connected with the wiring switch (103), the AC/DC conversion modules (104) are also connected with the wiring switch (103) after being connected in parallel, and the wiring switch (103) is electrically connected with the control switch (102); the energy storage battery pack (2) comprises a second box body (200), two or more than two energy storage batteries (202) are sequentially stacked in the second box body (200) from bottom to top, the energy storage batteries (202) are connected in series, the bottom of the second box body (200) is also provided with an energy storage battery (202) connecting port (201), and the side wall of the second box body (200) is provided with a cooling device (203); and the connection port (201) of the energy storage battery (202) is electrically connected with the battery pack connection port.
2. A charging device according to claim 1, characterized in that electromagnetic shielding means are provided on the partition (101) inside the rectifying inverter cabinet (1).
3. A charging arrangement as claimed in claim 1 or 2, in which the second space is also provided with heat dissipation apertures.
4. A charging arrangement as claimed in claim 1 or 2, characterized in that the cooling arrangement (203) comprises a cooling fan and a fan power supply connected to each other; and a heat dissipation port is formed at the bottom of the second box body (200).
5. A charging arrangement as claimed in claim 3, characterised in that the cooling arrangement (203) comprises a cooling fan and a fan power supply connected to each other; and a heat dissipation port is formed at the bottom of the second box body (200).
6. A charging device as claimed in claim 1, 2 or 5, characterized in that a support is arranged in the second box (200), the energy storage battery (202) is arranged on the support, a temperature sensor is arranged on the support, and the temperature sensor is adjacent to the energy storage battery (202).
7. A charging device according to claim 6, characterized in that the energy storage battery pack (2) further comprises a control device and a display device, the display device is located on the top of the box, the control device is located in the box, and the control device is electrically connected with the cooling device (203), the temperature sensor and the display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020016675.6U CN211468192U (en) | 2020-01-06 | 2020-01-06 | Charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020016675.6U CN211468192U (en) | 2020-01-06 | 2020-01-06 | Charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211468192U true CN211468192U (en) | 2020-09-11 |
Family
ID=72361540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020016675.6U Expired - Fee Related CN211468192U (en) | 2020-01-06 | 2020-01-06 | Charging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211468192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186836A (en) * | 2020-09-16 | 2021-01-05 | 中国煤炭科工集团太原研究院有限公司 | Explosion-proof charging device |
-
2020
- 2020-01-06 CN CN202020016675.6U patent/CN211468192U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186836A (en) * | 2020-09-16 | 2021-01-05 | 中国煤炭科工集团太原研究院有限公司 | Explosion-proof charging device |
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Granted publication date: 20200911 |