CN113922476A - High-safety module group direct-current power supply - Google Patents
High-safety module group direct-current power supply Download PDFInfo
- Publication number
- CN113922476A CN113922476A CN202111164792.2A CN202111164792A CN113922476A CN 113922476 A CN113922476 A CN 113922476A CN 202111164792 A CN202111164792 A CN 202111164792A CN 113922476 A CN113922476 A CN 113922476A
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- power supply
- direct current
- storage battery
- battery
- chopper
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- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 230000001012 protector Effects 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 15
- 238000012423 maintenance Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0034—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using reverse polarity correcting or protecting circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
- H02J7/04—Regulation of charging current or voltage
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a direct current power supply device, in particular to a high-safety module group direct current power supply. The power distribution controller comprises a plurality of power supply placing shells, a power distribution controller is arranged in each power supply placing shell, a connecting plug used for connecting a circuit is arranged on one side of each power supply placing shell, and an APFC converter, two 220V direct current choppers and a 12V direct current chopper are arranged in each power distribution controller. The invention connects a plurality of storage batteries in parallel, so that each storage battery becomes a using unit, when one storage battery has a fault, the storage battery with the fault is convenient to replace, when the storage battery is replaced, the whole circuit does not need to be closed, the replacement of the storage battery is convenient, meanwhile, the 12V direct current chopper is arranged to adjust the voltage and store the adjusted electric energy in the storage battery, when the circuit has a feed phenomenon, the storage battery outputs the voltage outwards to maintain the voltage of the circuit, and the stable operation of the circuit is ensured.
Description
Technical Field
The invention relates to a direct current power supply device, in particular to a high-safety module group direct current power supply.
Background
The direct current power supply system is often applied to transmission and distribution power generation, metallurgy, nuclear power, rail transit, the petrochemical industry, pottery, photovoltaic, wind-powered electricity generation, the energy storage, electric motor car etc. the battery is the tandem type mode in the market, on-the-spot and long-range nuclear capacity degree of difficulty is big, parallelly connected intelligent battery pack among the module group direct current power supply, can be independent operation under the condition of monitoring trouble or no control, be mutually independent relation between the battery in the system, certain battery damages the back, only reserve time reduces, but not influence the normal operating that can the system, and then increase the degree of difficulty that the battery that damages detected, and at the in-process that detects the battery, need carry out plug many times to the circuit of the connection of battery, increase the trouble of line connection.
Disclosure of Invention
The invention aims to provide a high-safety module group direct-current power supply to solve the problems in the background technology.
In order to realize the aim, the high-safety module group direct current power supply comprises a plurality of power supply placing shells, a power distribution controller is arranged in the power supply placing shells, a connecting plug used for connecting a circuit is arranged on one side of the power supply placing shells, an APFC converter, two 220V direct current choppers and a 12V direct current chopper are arranged in the power distribution controller, the APFC converter is electrically connected with the external alternating current through the connecting plug, the APFC converter is connected with one 220V direct current chopper used for passing the electricity, the 220V direct current chopper is connected with the external line body through the connecting plug, the output end of the APFC converter is connected with the 12V direct current chopper, the connecting plug is connected with the other 220V direct current chopper connected with the 220V direct current chopper, and a circuit for storing electricity and a circuit for regulating voltage are connected between the 12V direct current chopper and the 220V direct current chopper A discharged battery.
As a further improvement of the technical scheme, the connecting plug comprises a connecting plate, a middle insert block with a plurality of through holes is arranged on the upper side of the fixedly connected position in the middle of one side of the connecting plate, and metal connecting sheets are arranged inside the through holes in the middle insert block.
As a further improvement of the technical scheme, a plurality of wire end insertion pipes fixed on the connecting plate are arranged on two sides of the middle insertion block, and the wire end insertion pipes arranged on two sides of the middle insertion block are respectively connected with the APFC converter and one end of the 220V direct current chopper through wires.
As a further improvement of the technical scheme, mounting notches are formed in two ends of the connecting plate, the connecting plate is attached to the side wall of the power supply placing shell, and the connecting plate is fixed to the power supply placing shell through the mounting notches through screws.
As a further improvement of the technical scheme, a positioning insertion plate for positioning the buckle is fixedly connected to the diagonal angle of one side of the connecting plate, and the positioning insertion plate is made of an insulating material.
As a further improvement of the technical scheme, the storage battery is arranged in the power supply placing shell, and a plurality of battery installation guide strips used for positioning the power distribution controller and the storage battery are arranged between the storage battery and the power distribution controller.
As a further improvement of the technical scheme, one side of the power supply placing shell is provided with two control switches, the control switches and the connecting plug are arranged on the same side of the power supply placing shell, and the two control switches are respectively arranged on a conductor connected with the APFC converter, the 220V over-current direct current chopper and the connecting plug.
As a further improvement of the technical scheme, a battery anti-reverse protector is connected to the storage battery, and the battery anti-reverse protector is respectively connected with a 12V direct current chopper and a 220V direct current chopper for voltage regulation.
As a further improvement of the technical scheme, a charging fuse is connected between the battery anti-reverse protector and the 12V direct current chopper, and a discharging fuse is connected between the battery anti-reverse protector and the storage battery.
Compared with the prior art, the invention has the beneficial effects that:
1. in this high safety module group DC power supply, connect a plurality of batteries in parallel together, make every battery become a unit of using, when one of them battery broke down, be convenient for change the battery that breaks down, and when changing the battery, need not close whole circuit, the change of battery has been made things convenient for, the 12V's that sets up simultaneously DC chopper adjusts voltage, and with the good electric energy storage of pressure regulating in the battery, when the phenomenon of feed appears in the circuit, the outside output voltage of battery is in order to maintain the voltage of circuit, guarantee the steady operation of circuit.
2. In this high safety module group DC power supply, through the inside circuit connection of connecting plug and distribution controller who sets up, when maintenance personal detected the battery, only need be connected detection device's circuit and connecting plug, just can detect the battery, so that maintenance personal's field operation reduces the time that the battery detected, accelerate battery detection speed, and then avoided the battery condition of hourglass detection that causes because of long-time detection battery, ensure that every battery is all detected and is maintained.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is a schematic front view of the overall structure of embodiment 1 of the present invention;
FIG. 3 is a schematic sectional view showing the entire structure of example 1 of the present invention;
fig. 4 is a schematic structural view of a connection plug according to embodiment 1 of the present invention;
fig. 5 is a schematic circuit diagram of an internal circuit of a power distribution controller according to embodiment 1 of the present invention.
The various reference numbers in the figures mean:
1. a power supply housing; 2. a power distribution controller; 3. a connecting plug; 31. a connecting plate; 32. a middle insert block; 33. positioning the plug board; 34. inserting a thread end into a tube; 35. installing a notch; 4. a storage battery; 5. a control switch; 6. and installing the guide bar on the battery.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
Referring to fig. 1 to 5, a high-safety module dc power supply is provided, which includes a plurality of power supply housing cases 1, a power distribution controller 2 is disposed inside the power supply housing cases 1, a connection plug 3 for connecting a circuit is disposed on one side of the power supply housing cases 1, an APFC converter, two 220V dc choppers and a 12V dc chopper are disposed inside the power distribution controller 2, the APFC converter is connected to an external ac power through the connection plug 3, the APFC converter is connected to an over-current 220V dc chopper, the 220V dc chopper is connected to an external line through the connection plug 3, an output end of the APFC converter is connected to a 12V dc chopper, an output end of the 220V dc chopper connected to the connection plug 3 is connected to another 220V dc chopper for voltage regulation, and a dc chopper for storing and discharging is connected between the 12V dc chopper and the 220V dc chopper for voltage regulation The storage battery 4 is characterized in that two control switches 5 are arranged on one side of the power supply placing shell 1, the control switches 5 and the connecting plug 3 are arranged on the same side of the power supply placing shell 1, the two control switches 5 are respectively installed on a conduction path connected with an APFC converter, a 220V direct current chopper for over-current and the connecting plug 3, the storage battery 4 is connected with a battery anti-reverse protector, the battery anti-reverse protector is respectively connected with a 12V direct current chopper and a 220V direct current chopper for voltage regulation, a charging fuse is connected between the battery anti-reverse protector and the 12V direct current chopper, and a discharging fuse is connected between the battery anti-reverse protector and the storage battery 4;
the voltage entering the storage battery 4 is processed through the power distribution controller 2, the storage battery 4 is charged, when the circuit is powered off, the energy in the storage battery 4 is extracted through the power distribution controller 2, and the storage battery 4 supplies electric energy to the circuit to ensure the normal use of the circuit.
In addition, the connecting plug 3 comprises a connecting plate 31, an intermediate block 32 with a plurality of through holes on the upper side is fixedly connected at the middle position of one side of the connecting plate 31, and the inner part of the through hole on the middle insert block 32 is provided with a metal connecting sheet, both sides of the middle insert block 32 are provided with a plurality of wire end inserting tubes 34 fixed on the connecting plate 31, and the end-of-wire insertion tubes 34 arranged at both sides of the middle insert block 32 are respectively connected with the APFC converter and one end of the 220V DC chopper through wires, the two ends of the connecting plate 31 are provided with mounting notches 35, the connecting plate 31 is attached on the side wall of the power supply placing shell 1, the connecting plate 31 is fixed on the power supply placing shell 1 by penetrating through the mounting notch 35 through a screw, a positioning insertion plate 33 for clamping and positioning is fixedly connected to the opposite angle of one side of the connecting plate 31, the positioning insertion plate 33 is made of an insulating material, and the insulating material is preferably made of rubber;
be connected through connecting plug 3 and detection circuitry, reduce the trouble that maintenance personal connects detection device and battery 4 for battery 4's circuit connection, and then accelerated battery 4's detection, reduce the total time that battery 4 detected, avoid making maintenance personal leak the detection to battery 4 because of long-time detection to battery 4.
Further, battery 4 sets up the inside of placing shell 1 at the power, and is provided with a plurality of between battery 4 and the distribution controller 2 and is used for carrying out the battery installation conducting bar 6 that fixes a position to distribution controller 2 and battery 4, fixes a position distribution controller 2 and battery 4's position through battery installation conducting bar 6, makes the device at the in-process of transport, and the position of distribution controller 2 and battery 4 can not take place to remove, ensures the correct use of device.
When the circuit is used, when the APFC converter cannot receive external alternating current, the 220V direct current chopper for regulating voltage extracts energy in the storage battery 4 to supply power to the circuit, the 220V direct current chopper for regulating voltage outputs 222V voltage to the circuit after receiving electric energy of the storage battery 4, the long-time working current 2A ensures that when the circuit cannot receive or has a power feeding condition, the storage battery 4 compensates the voltage of the circuit to ensure that the circuit can be normally used;
when the maintenance personal carried out fault detection to battery 4, maintenance personal pegged graft the port and the connecting plug 3 of detection device's interconnecting link each other and is in the same place, made circuit and battery 4 among the detection device connect, reduced the trouble of detection circuitry and 4 circuit connection of battery for the speed of battery 4 and detection device circuit intercommunication, and then reduced the overall time that detects battery 4, accelerated the detection speed of battery 4.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a high security module group DC power supply, includes that shell (1) are placed to a plurality of powers, its characterized in that: a power distribution controller (2) is arranged in the power supply placing shell (1), one side of the power supply placing shell (1) is provided with a connecting plug (3) for connecting a circuit, the distribution controller (2) internally comprises an APFC converter, two 220V direct current choppers and a 12V direct current chopper, the APFC converter is electrically connected with the external alternating current through a connecting plug (3), the APFC converter is connected with a 220V direct current chopper for over-current, the 220V direct current chopper is connected with an external wire body through a connecting plug (3), the output end of the APFC converter is connected with a 12V direct current chopper, the output end of the 220V direct current chopper connected with the connecting plug (3) is connected with another 220V direct current chopper for voltage regulation, and a storage battery (4) for storing and discharging is connected between the 12V direct current chopper and the 220V direct current chopper for regulating voltage.
2. The high-safety module group direct-current power supply according to claim 1, wherein: connecting plug (3) are including connecting plate (31), well inserted block (32) of a plurality of opening are seted up to the position fixedly connected with upside in the middle part of one side of connecting plate (31), just the inside metal connection piece that all is provided with of opening on well inserted block (32).
3. The high-safety module group direct-current power supply according to claim 2, wherein: and a plurality of wire end insertion pipes (34) fixed on the connecting plate (31) are arranged on two sides of the middle insertion block (32), and the wire end insertion pipes (34) arranged on two sides of the middle insertion block (32) are respectively connected with the APFC converter and one end of a 220V direct current chopper through wires.
4. The high-safety module group direct-current power supply of claim 3, wherein: mounting notches (35) are formed in two ends of the connecting plate (31), the connecting plate (31) is attached to the side wall of the power supply placing shell (1), and the connecting plate (31) is fixed to the power supply placing shell (1) through the screws penetrating through the mounting notches (35).
5. The high-safety module group direct-current power supply according to claim 2, wherein: a positioning insertion plate (33) used for buckling and positioning is fixedly connected to the diagonal of one side of the connecting plate (31), and the positioning insertion plate (33) is made of insulating materials.
6. The high-safety module group direct-current power supply according to claim 1, wherein: the storage battery (4) is arranged inside the power supply placing shell (1), and a plurality of battery installation guide bars (6) used for positioning the power distribution controller (2) and the storage battery (4) are arranged between the storage battery (4) and the power distribution controller (2).
7. The high-safety module group direct-current power supply according to claim 1, wherein: one side that shell (1) was placed to the power is provided with two control switch (5), just control switch (5) and connecting plug (3) all set up the homonymy that shell (1) was placed at the power, two control switch (5) are installed respectively on APFC converter, be used for the electric 220V's of over current direct current chopper and connecting plug (3) are connected electrically conductively.
8. The high-safety module group direct-current power supply according to claim 1, wherein: and a battery anti-reverse protector is connected to the storage battery (4), and the battery anti-reverse protector is respectively connected with a 12V direct current chopper and a 220V direct current chopper for voltage regulation.
9. The high-safety module group direct-current power supply of claim 8, wherein: a charging fuse is connected between the battery anti-reverse protector and the 12V direct current chopper, and a discharging fuse is connected between the battery anti-reverse protector and the storage battery (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111164792.2A CN113922476B (en) | 2021-09-30 | 2021-09-30 | High-safety module group direct-current power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111164792.2A CN113922476B (en) | 2021-09-30 | 2021-09-30 | High-safety module group direct-current power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113922476A true CN113922476A (en) | 2022-01-11 |
| CN113922476B CN113922476B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111164792.2A Active CN113922476B (en) | 2021-09-30 | 2021-09-30 | High-safety module group direct-current power supply |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006094683A (en) * | 2004-09-27 | 2006-04-06 | Toshiba Mitsubishi-Electric Industrial System Corp | Uninterruptible power supply |
| CN106300329A (en) * | 2016-08-30 | 2017-01-04 | 中国科学院上海微系统与信息技术研究所 | Photovoltaic autonomous intelligence electric power system and method for supplying power to |
| CN106549501A (en) * | 2016-12-09 | 2017-03-29 | 国网安徽省电力公司池州供电公司 | For the intelligent management monitoring unit and transformer substation communication power-supply system of communication power supply |
| CN106787040A (en) * | 2016-12-05 | 2017-05-31 | 深圳市泰昂能源科技股份有限公司 | DC power system |
| CN209016796U (en) * | 2018-12-10 | 2019-06-21 | 厦门众芯电气设备有限公司 | A kind of direct current cabinet with fault cues function |
| CN110323638A (en) * | 2019-07-30 | 2019-10-11 | 威海宝源电气有限公司 | A kind of rigid power connector of bus duct |
| CN211089207U (en) * | 2020-01-08 | 2020-07-24 | 长沙电牛能源科技有限公司 | Parallel charging module and double-mixed type direct current screen system applying same |
| CN214045032U (en) * | 2020-12-21 | 2021-08-24 | 河南隆鑫电力设备有限公司 | Novel intelligent direct current of transformer substation screen |
-
2021
- 2021-09-30 CN CN202111164792.2A patent/CN113922476B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006094683A (en) * | 2004-09-27 | 2006-04-06 | Toshiba Mitsubishi-Electric Industrial System Corp | Uninterruptible power supply |
| CN106300329A (en) * | 2016-08-30 | 2017-01-04 | 中国科学院上海微系统与信息技术研究所 | Photovoltaic autonomous intelligence electric power system and method for supplying power to |
| CN106787040A (en) * | 2016-12-05 | 2017-05-31 | 深圳市泰昂能源科技股份有限公司 | DC power system |
| CN106549501A (en) * | 2016-12-09 | 2017-03-29 | 国网安徽省电力公司池州供电公司 | For the intelligent management monitoring unit and transformer substation communication power-supply system of communication power supply |
| CN209016796U (en) * | 2018-12-10 | 2019-06-21 | 厦门众芯电气设备有限公司 | A kind of direct current cabinet with fault cues function |
| CN110323638A (en) * | 2019-07-30 | 2019-10-11 | 威海宝源电气有限公司 | A kind of rigid power connector of bus duct |
| CN211089207U (en) * | 2020-01-08 | 2020-07-24 | 长沙电牛能源科技有限公司 | Parallel charging module and double-mixed type direct current screen system applying same |
| CN214045032U (en) * | 2020-12-21 | 2021-08-24 | 河南隆鑫电力设备有限公司 | Novel intelligent direct current of transformer substation screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113922476B (en) | 2024-03-26 |
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