CN109435723B - Quick charge and discharge device for power battery - Google Patents
Quick charge and discharge device for power battery Download PDFInfo
- Publication number
- CN109435723B CN109435723B CN201811520719.2A CN201811520719A CN109435723B CN 109435723 B CN109435723 B CN 109435723B CN 201811520719 A CN201811520719 A CN 201811520719A CN 109435723 B CN109435723 B CN 109435723B
- Authority
- CN
- China
- Prior art keywords
- battery
- insulating plate
- movable
- fixed
- unit
- 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.)
- Active
Links
- 238000007599 discharging Methods 0.000 claims abstract description 16
- 238000010276 construction Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000002730 additional effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q5/00—Arrangement or adaptation of acoustic signal devices
- B60Q5/005—Arrangement or adaptation of acoustic signal devices automatically actuated
- B60Q5/008—Arrangement or adaptation of acoustic signal devices automatically actuated for signaling silent vehicles, e.g. for warning that a hybrid or electric vehicle is approaching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/46—Accumulators structurally combined with charging apparatus
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using 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
- Y02T10/70—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
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
A power battery rapid charging and discharging device relates to a conversion device which is connected to commercial power and is arranged on a transformer of a vehicle to charge a battery pack of the vehicle and can supply power to a load of the vehicle by the battery pack; the battery pack comprises a first battery and a second battery; the invention comprises a first fixed unit, a first movable unit, a second fixed unit, a second movable unit and a third fixed unit which are sequentially arranged from bottom to top; when the first movable unit and the second movable unit move upwards to the first limit position together, the first battery and the second battery supply power to the load in series; when the first movable unit and the second movable unit move downwards to the second limiting position together, the transformer electrically connected to the mains supply charges the first battery and the second battery in parallel. The invention has the characteristics of low charging cost, quick charging time, no need of putting in the construction cost of the special charging pile, and installation and use of any vehicle type, and is easy to popularize and use.
Description
Technical Field
The invention relates to a conversion device, in particular to a rapid charging and discharging device of a power battery.
Background
The battery pack for the vehicle is generally composed of a plurality of battery packs of 4.2V-24V. From an electric locomotive to a large-sized automobile, the battery pack is only in a single loop in the charging and discharging process, and a charging mode of charging in the single loop not only needs high voltage and current, but also has the advantages of high power consumption, high charging cost and long charging time; but also must be done at a fixed location by means of dedicated charging piles. In addition, the investment cost for constructing the public construction of the special charging pile is very large.
Disclosure of Invention
The invention aims to solve the technical problems that: the quick charging and discharging device for the power battery is provided to solve the problems that in the prior art, a charging mode of charging by a single loop not only needs high voltage and current, and is high in power consumption, high in charging cost and long in charging time; but also has to be completed by special charging piles at fixed places, and has the defect of huge equipment investment cost.
The technical scheme for solving the technical problems is as follows: a rapid charging and discharging device of a power battery is connected to commercial power and is arranged on a transformer of a vehicle to charge a battery pack of the vehicle, and the battery pack can be used for supplying power to a load of the vehicle; the battery pack comprises a first battery and a second battery; the rapid charging and discharging device of the power battery comprises a first fixed unit, a first movable unit, a second fixed unit, a second movable unit and a third fixed unit which are sequentially arranged from bottom to top; wherein:
the first fixing unit comprises a first fixing insulating plate and two first-layer conductive pieces, wherein the two first-layer conductive pieces are mutually spaced and arranged on the first fixing insulating plate and are respectively and electrically connected to the positive electrode of the first battery and the negative electrode of the second battery;
the first movable unit comprises a first movable insulating plate positioned above the first fixed unit, two second-layer conductive pieces, wherein the two second-layer conductive pieces are mutually spaced and arranged on the first movable insulating plate, are respectively and electrically connected to the positive electrode of the second battery and the negative electrode of the first battery, and are respectively and electrically connected to the positive electrode and the negative electrode of the transformer;
the second fixed unit comprises a second fixed insulating plate and a third layer of conductive piece which are positioned above the first movable unit, and the third layer of conductive piece is arranged on the lower surface of the second fixed insulating plate;
the second movable unit comprises a second movable insulating plate and two fourth-layer conductive pieces, wherein the second movable insulating plate is positioned above the second fixed unit, and the two fourth-layer conductive pieces are mutually spaced and arranged on the second movable insulating plate and are respectively and electrically connected to the positive electrode of the first battery and the negative electrode of the second battery;
the third fixed unit comprises a third fixed insulating plate and two fifth-layer conductive pieces, wherein the third fixed insulating plate is positioned above the second movable unit, and the two fifth-layer conductive pieces are mutually spaced and arranged on the third fixed insulating plate and are electrically connected to a load;
when the first movable unit and the second movable unit move upwards to the first limiting position together, the third layer of conductive piece is connected with the two second layers of conductive pieces in a bridging way so that the two second layers of conductive pieces are electrically connected, the two fourth layer of conductive pieces are respectively electrically connected with the two fifth layer of conductive pieces, and the first battery and the second battery supply power to the load in series;
when the first movable unit and the second movable unit move downwards to the second limiting position together, the two second-layer conductive pieces are separated from the third-layer conductive pieces and are not electrically connected with each other, and are respectively electrically connected with the two first-layer conductive pieces, and the two fourth-layer conductive pieces are respectively separated from the two fifth-layer conductive pieces and are not electrically connected with each other, and the transformer electrically connected to the mains supply charges the first battery and the second battery in parallel.
The invention further adopts the technical scheme that: the first fixed insulating board, the second fixed insulating board and the third fixed insulating board are connected together through the connecting rods in sequence, the first movable insulating board is sleeved on the connecting rods between the first fixed insulating board and the second fixed insulating board and can move up and down freely, and the second movable insulating board is sleeved on the connecting rods between the second fixed insulating board and the third fixed insulating board and can move up and down freely.
The invention further adopts the technical scheme that: the power battery rapid charging and discharging device also comprises a driving unit for driving the first movable unit and the second movable unit to move.
The invention further adopts the technical scheme that: the first fixed insulating plate of the first fixed unit is provided with a first perforation, the first movable insulating plate of the first movable unit is provided with a first screw hole, the second fixed insulating plate of the second fixed unit is provided with a second perforation, the second movable insulating plate of the second movable unit is provided with a second screw hole, and the third fixed insulating plate of the third fixed unit is provided with a third perforation;
the driving unit comprises an electromagnet and a movable screw rod, the electromagnet is arranged above a third fixed insulating plate of the third fixed unit, the movable screw rod penetrates through the electromagnet, the lower end of the movable screw rod sequentially penetrates through the third through hole, the second through hole, the first through hole and the first through hole, is respectively connected with the second through hole and the first through hole through threads, and can freely move up and down in the first through hole and the second through hole; the upper end of the movable screw is provided with a first clamping ring and a second clamping ring respectively; the first clamping ring is matched with a first limiting block at a first limiting position; the second clamping ring is matched with a second limiting block on a second limiting position.
The invention further adopts the technical scheme that: the rapid charging and discharging device of the power battery also comprises an engine sound simulator for simulating the engine sound of the vehicle, and the engine sound simulator is electrically connected between the load and one fifth-layer conductive piece of the third fixing unit.
By adopting the structure, compared with the prior art, the rapid charging and discharging device for the power battery has the following beneficial effects:
1. without requiring high voltage current
Since the invention is suitable for being connected to the mains supply and arranged on the transformer of the vehicle to charge the battery pack of the vehicle, and the battery pack can be used for supplying power to the load of the vehicle; therefore, the invention charges the battery pack of the vehicle through the transformer of the vehicle, and can supply power to the load of the vehicle through the battery pack, and the transformer is connected with the common commercial power without special high-voltage current.
2. High power consumption and high charging cost
Since the invention is suitable for being connected to the mains supply and arranged on the transformer of the vehicle to charge the battery pack of the vehicle, and the battery pack can be used for supplying power to the load of the vehicle; the battery pack comprises a first battery and a second battery; the invention comprises a first fixed unit, a first movable unit, a second fixed unit, a second movable unit and a third fixed unit which are sequentially arranged from bottom to top; when the first movable unit and the second movable unit move upwards to the first limit position together, the first battery and the second battery supply power to the load in series; when the first movable unit and the second movable unit move downwards to the second limiting position together, the transformer electrically connected to the mains supply charges the first battery and the second battery in parallel. Because the parallel charging is adopted, the charging cost of the automobile battery pack with one electric capacity of 36kw is only 1.2 DEG, and the charging cost is very low.
3. Quick charge time
The invention comprises a first fixed unit, a first movable unit, a second fixed unit, a second movable unit and a third fixed unit which are sequentially arranged from bottom to top; when the first movable unit and the second movable unit move downwards to the second limiting position together, the transformer electrically connected to the mains supply charges the first battery and the second battery in parallel. Because of parallel charging, the charging time is fast, and can be shortened to 1/5 to 1/8 of the charging time of the existing special charging pile charged by high voltage current.
4. Construction cost of special charging pile without investment
The invention belongs to a light three-in-one structure, namely a power battery rapid charging and discharging device, a voltage device and a battery, and the construction cost of a special charging pile is not required to be input, so that the equipment input cost is greatly reduced.
5. Can achieve the additional effect of simulating the sound of the engine of the vehicle
The invention also comprises an engine sound simulator which is electrically connected between the load and one of the fifth layer conductive members of the third fixing unit, thereby achieving the additional effect of simulating the engine sound of the vehicle.
6. Can be installed and used on any vehicle type
The invention is applicable to any vehicle type, has wide application range and is easy to popularize and use.
The technical features of the rapid charging and discharging device for a power battery according to the present invention will be further described with reference to the accompanying drawings and embodiments.
Drawings
Fig. 1: the structure of the rapid charge/discharge device of the power battery of the invention is schematically shown (in top view);
fig. 2: in the first embodiment, the first battery and the second battery are configured to supply power to a load of a vehicle in series (partially cut-away schematic view),
fig. 3: an embodiment is a schematic structural diagram (partially sectioned schematic front view) of a transformer electrically connected to a commercial power and disposed on a vehicle for charging a first battery and a second battery in parallel;
fig. 4: FIG. 2 is a schematic view of another alternative structure (partially cut-away schematic view);
fig. 5: fig. 3 is a schematic diagram of another alternative structure (partially cut-away schematic diagram).
In the above figures, the reference numerals are as follows:
1-first fixing units, 10-first fixing insulating plates, 11-first layer conductive members, 12-first through holes,
2-a first movable unit, 20-a first movable insulating plate, 21-a second layer conductive member, 22-a first screw hole,
3-second fixing units, 30-second fixing insulating plates, 31-third layer conductive members, 32-second through holes,
4-second movable units, 40-second movable insulating plates, 41-fourth layer conductive members, 42-second screw holes,
5-third fixing units, 50-third fixing insulating plates, 51-fifth layer conductive members, 52-third through holes, 53-connecting rods,
6-driving unit, 61-electromagnet, 62-movable rod, 63-second clasp, 64-first clasp,
65-a first limiting block, 66-a second limiting block,
a 7-engine sound simulator, which is provided with a sound simulator,
81-mains supply, 82-transformer, 83-load,
9-battery, 91-first battery, 92-second battery.
Detailed Description
Embodiment one:
disclosed in fig. 1, 2, 3 is a rapid power battery charging and discharging device which is connected to a mains supply 81 and is arranged on a transformer 82 of a vehicle to charge a battery pack 9 of the vehicle and to supply a load 83 of the vehicle with the battery pack 9.
As shown in the schematic diagrams of fig. 2 and 3, the present disclosure only describes the case where the battery pack 9 includes a first battery 91 and a second battery 92 when describing the working principle of the serial power supply and the parallel power supply of the present invention, but the present invention shown in fig. 1 is practically applicable to serial power supply and parallel charging of at most 20 batteries, that is, the battery pack 9 applicable to the fast charge/discharge device of the present power battery shown in fig. 1 may include at most 20 batteries, that is, the first battery 91, the second battery 92, the third battery, the fourth battery, … and the twentieth battery (all the third battery to the twentieth battery are not shown in the drawing).
As shown in fig. 2 and 3, in the present embodiment, the power battery rapid charge and discharge device includes a first fixed unit 1, a first movable unit 2, a second fixed unit 3, a second movable unit 4, a third fixed unit 5, a driving unit 6, and an engine sound simulator 7. Wherein:
the first fixing unit 1 includes a first fixed insulating plate 10 having a circular plate shape and a first through hole 12, two first layer conductive members 11 respectively disposed at two ends of a diameter of the first fixed insulating plate 10, and 18 other first layer conductive members (none of the 18 other first layer conductive members is shown in the figure due to the view of the figure) disposed between the two first layer conductive members 11, wherein any two of the first layer conductive members 11 and the 18 other first layer conductive members are spaced apart from each other and not electrically connected.
As shown in fig. 2 and 3, for the convenience of explaining the operation mechanism of the present invention under the series power supply and the parallel charging, only the case of using two first layer conductive members 11 electrically connected to the battery pack 9 is shown in fig. 2, wherein the two first layer conductive members 11 are electrically connected to the positive electrode of the first battery 91 and the negative electrode of the second battery 92, respectively.
The first movable unit 2 includes a first movable insulating plate 20 disposed above the first fixed unit 1 and having a circular plate shape and a first screw hole 22, two second layer conductive members 21 disposed at two ends of a diameter of the first movable insulating plate 20, and 18 other second layer conductive members (the 18 other second layer conductive members are not shown in the drawings due to the drawing angle) disposed between the two second layer conductive members 21, wherein any two of the two second layer conductive members 21 and the 18 other second layer conductive members are spaced apart from each other and not electrically connected.
As shown in fig. 2 and 3, it should be specifically mentioned that, for the purpose of illustrating the operation mechanism of the present invention under the series power supply and the parallel charging, only two second layer conductive members 21 are used to electrically connect to the battery pack 9 in fig. 2, wherein the two second layer conductive members 21 are electrically connected to the positive electrode of the second battery 92 and the negative electrode of the first battery 91, and are electrically connected to the positive electrode and the negative electrode of the transformer 82, respectively.
The second fixed unit 3 includes a second fixed insulating plate 30 having a circular plate shape and having a second through hole 32 above the first movable unit 2, and a third conductive member 31, wherein the third conductive member 31 is disposed on a lower surface of the second fixed insulating plate 30.
The second movable unit 4 includes a second movable insulating plate 40 disposed above the second fixed unit 3 and having a circular plate shape and a second screw hole 42, two fourth layer conductive members 41 respectively disposed at two ends of the diameter of the first movable insulating plate 20, and 18 other second layer conductive members (the 18 other fourth layer conductive members are not shown due to the view angle) disposed between the two fourth layer conductive members 41, wherein any two of the fourth layer conductive members 41, 42 and the 18 other fourth layer conductive members are spaced apart from each other and not electrically connected.
As shown in fig. 2 and 3, it should be specifically mentioned that, for the purpose of illustrating the operation mechanism of the present invention under the series power supply and the parallel charging, only two fourth layer conductive members 41 are used to electrically connect to the battery pack 9 in fig. 2, wherein the two fourth layer conductive members 41 are electrically connected to the positive electrode of the second battery 92 and the negative electrode of the first battery 91, respectively.
The third fixing unit 5 includes a third fixing insulating plate 50, which is located above the second movable unit 4 and has a circular plate shape and has a third through hole 52, two fifth layer conductive members 51, and 18 other fifth layer conductive members (all of the 18 other fifth layer conductive members are not shown in the drawings due to the angle of the drawing) disposed between the two fifth layer conductive members 51, wherein any two of the fifth layer conductive members 51 and the 18 other fifth layer conductive members are spaced apart from each other without being electrically connected.
As shown in fig. 2 and 3, it should be specifically mentioned that, for the purpose of illustrating the operation mechanism of the present invention under the series power supply and the parallel charging, only the fifth conductive element 51 is electrically connected to the load 83 in fig. 2.
The first fixed insulating plate 10, the second fixed insulating plate 30 and the third fixed insulating plate 50 are connected together sequentially through the connecting rod 53, the first movable insulating plate 20 is sleeved on the connecting rod 53 between the first fixed insulating plate 10 and the second fixed insulating plate 30 and can move up and down freely, and the second movable insulating plate 40 is sleeved on the connecting rod 53 between the second fixed insulating plate 30 and the third fixed insulating plate 50 and can move up and down freely.
The driving unit 6 is used for driving the first movable unit 2 and the second movable unit 4 to move between a first limit position and a second limit position together. In this embodiment, the driving unit 6 includes an electromagnet 61 and a movable screw 62, the electromagnet 61 is mounted on the third fixed insulating plate 50 of the third fixed unit, the movable screw 62 passes through the electromagnet 61, and the lower end of the movable screw passes through the third through hole 52, the second through hole 42, the second through hole 32, the first through hole 22 and the first through hole 12 in sequence, and is respectively in threaded connection with the second through hole 42 and the first through hole 22, and can freely move up and down in the first through hole 12, the second through hole 32 and the third through hole 52; the upper end of the movable screw 62 is provided with a first clamping ring 64 and a second clamping ring 63 respectively; the first clamping ring 64 is matched with a first limiting block 65 at a first limiting position; the second snap ring 63 is engaged with a second stop block 66 at a second stop position. When the electromagnet 61 is electrified, a magnetic field is instantaneously generated when an electromagnetic coil in the electromagnet 61 is electrified, the magnetic field can suck the movable screw rod 62 upwards, and the movable screw rod 62 drives the first movable unit 2 and the second movable unit 4 to move upwards together until a first clamping ring 64 at the upper end of the movable screw rod 62 touches a first limiting block 65 at a first limiting position; when the electromagnet 61 is powered off, the electromagnetic coil in the electromagnet 61 loses the magnetic field and simultaneously loses the attractive force, and the movable screw 62 drives the first movable unit 2 and the second movable unit 4 to descend until the second clamping ring 63 at the upper end of the movable screw 62 touches the second limiting block 66 at the second limiting position.
When the first movable unit 2 and the second movable unit 4 move up together to the first limit position as shown in fig. 2, the third layer conductive member 31 bridges the second layer conductive member 21 to electrically connect the second layer conductive member 21, and the fourth layer conductive member 41 is electrically connected to the fifth layer conductive member 51, respectively, so that the first battery 91 and the second battery 92 can supply power to the load 83 in series.
When the first movable unit 2 and the second movable unit 4 move downward together to the second limit position as shown in fig. 3, the second layer conductive members 21 are separated from the third layer conductive members 31 and are not electrically connected to each other, and are electrically connected to the first layer conductive members 11, respectively, and the fourth layer conductive members 41 are separated from the fifth layer conductive members 51 and are not electrically connected, respectively, so that the transformer 82, which has been electrically connected to the utility power 81, can charge the first battery 91 and the second battery 92 in parallel.
In addition, in a variation of the present embodiment, the driving unit 6 may also adopt other lifting driving structures such as hydraulic lifting, gear rack, screw nut, and the like.
The engine sound simulator 7 is electrically connected between the load 83 and the fifth layer conductive member 51 of the third fixing unit 5, and is used for simulating the engine sound of the vehicle. In addition, as shown in fig. 4 and 5, in the variation of the present embodiment, the engine sound simulator 7 may be electrically connected between the load 83 and the fifth conductive member 52 of the third fixing unit 5, so that the additional effect of simulating the engine sound of the vehicle can be achieved.
Claims (3)
1. A rapid charging and discharging device of a power battery is characterized in that: the device is connected to the commercial power, is arranged on a transformer of the vehicle, charges a battery pack of the vehicle, and can supply power to a load of the vehicle by the battery pack; the battery pack comprises a first battery and a second battery; the rapid charging and discharging device of the power battery comprises a first fixed unit, a first movable unit, a second fixed unit, a second movable unit and a third fixed unit which are sequentially arranged from bottom to top; wherein:
the first fixing unit comprises a first fixing insulating plate and two first-layer conductive pieces, wherein the two first-layer conductive pieces are mutually spaced and arranged on the first fixing insulating plate and are respectively and electrically connected to the positive electrode of the first battery and the negative electrode of the second battery;
the first movable unit comprises a first movable insulating plate positioned above the first fixed unit, two second-layer conductive pieces, wherein the two second-layer conductive pieces are mutually spaced and arranged on the first movable insulating plate, are respectively and electrically connected to the positive electrode of the second battery and the negative electrode of the first battery, and are respectively and electrically connected to the positive electrode and the negative electrode of the transformer;
the second fixed unit comprises a second fixed insulating plate and a third layer of conductive piece which are positioned above the first movable unit, and the third layer of conductive piece is arranged on the lower surface of the second fixed insulating plate;
the second movable unit comprises a second movable insulating plate and two fourth-layer conductive pieces, wherein the second movable insulating plate is positioned above the second fixed unit, and the two fourth-layer conductive pieces are mutually spaced and arranged on the second movable insulating plate and are respectively and electrically connected to the positive electrode of the first battery and the negative electrode of the second battery;
the third fixed unit comprises a third fixed insulating plate and two fifth-layer conductive pieces, wherein the third fixed insulating plate is positioned above the second movable unit, and the two fifth-layer conductive pieces are mutually spaced and arranged on the third fixed insulating plate and are electrically connected to a load;
when the first movable unit and the second movable unit move upwards to the first limiting position together, the third layer of conductive piece is connected with the two second layers of conductive pieces in a bridging way so that the two second layers of conductive pieces are electrically connected, the two fourth layer of conductive pieces are respectively electrically connected with the two fifth layer of conductive pieces, and the first battery and the second battery supply power to the load in series;
when the first movable unit and the second movable unit move downwards to the second limiting position together, the two second-layer conductive pieces are separated from the third-layer conductive piece and are not electrically connected with each other, and are respectively and electrically connected with the two first-layer conductive pieces, the two fourth-layer conductive pieces are respectively separated from the two fifth-layer conductive pieces and are not electrically connected with each other, and the transformer electrically connected to the mains supply carries out parallel charging on the first battery and the second battery; the first fixed insulating plate, the second fixed insulating plate and the third fixed insulating plate are connected together sequentially through connecting rods, the first movable insulating plate is sleeved on the connecting rods between the first fixed insulating plate and the second fixed insulating plate and can move up and down freely, and the second movable insulating plate is sleeved on the connecting rods between the second fixed insulating plate and the third fixed insulating plate and can move up and down freely; the power battery rapid charging and discharging device also comprises a driving unit for driving the first movable unit and the second movable unit to move.
2. The rapid charge and discharge device for a power battery according to claim 1, wherein: the first fixed insulating plate of the first fixed unit is provided with a first perforation, the first movable insulating plate of the first movable unit is provided with a first screw hole, the second fixed insulating plate of the second fixed unit is provided with a second perforation, the second movable insulating plate of the second movable unit is provided with a second screw hole, and the third fixed insulating plate of the third fixed unit is provided with a third perforation;
the driving unit comprises an electromagnet and a movable screw rod, the electromagnet is arranged above a third fixed insulating plate of the third fixed unit, the movable screw rod penetrates through the electromagnet, the lower end of the movable screw rod sequentially penetrates through the third through hole, the second through hole, the first through hole and the first through hole, is respectively connected with the second through hole and the first through hole through threads, and can freely move up and down in the first through hole and the second through hole; the upper end of the movable screw is provided with a first clamping ring and a second clamping ring respectively; the first clamping ring is matched with a first limiting block at a first limiting position; the second clamping ring is matched with a second limiting block on a second limiting position.
3. The rapid charge and discharge device for a power battery according to claim 2, wherein: the rapid charging and discharging device of the power battery also comprises an engine sound simulator for simulating the engine sound of the vehicle, and the engine sound simulator is electrically connected between the load and one fifth-layer conductive piece of the third fixing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811520719.2A CN109435723B (en) | 2018-12-12 | 2018-12-12 | Quick charge and discharge device for power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811520719.2A CN109435723B (en) | 2018-12-12 | 2018-12-12 | Quick charge and discharge device for power battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109435723A CN109435723A (en) | 2019-03-08 |
| CN109435723B true CN109435723B (en) | 2024-04-16 |
Family
ID=65558118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811520719.2A Active CN109435723B (en) | 2018-12-12 | 2018-12-12 | Quick charge and discharge device for power battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109435723B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2371719Y (en) * | 1999-03-16 | 2000-03-29 | 周文政 | Power supply-charging switching base for battery set of electric vehicle |
| CN203103456U (en) * | 2012-12-19 | 2013-07-31 | 王奉瑾 | Series-parallel connection switching and control device among lithium power battery packs |
| DE102015007264A1 (en) * | 2015-06-09 | 2016-12-15 | Audi Ag | Rapid transfer of electrical energy from a charging station to a consumer |
| CN205945109U (en) * | 2016-06-08 | 2017-02-08 | 佛山市康维能源科技有限公司 | Utilize batteries of electric vehicle's energy storage charging system |
| CN108674217A (en) * | 2018-04-26 | 2018-10-19 | 苏州科爱佳自动化科技有限公司 | A kind of battery optimization control system of new-energy automobile |
| CN209381815U (en) * | 2018-12-12 | 2019-09-13 | 广西嵘光珈程科技发展有限公司 | Power battery fast charging and discharging device |
-
2018
- 2018-12-12 CN CN201811520719.2A patent/CN109435723B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2371719Y (en) * | 1999-03-16 | 2000-03-29 | 周文政 | Power supply-charging switching base for battery set of electric vehicle |
| CN203103456U (en) * | 2012-12-19 | 2013-07-31 | 王奉瑾 | Series-parallel connection switching and control device among lithium power battery packs |
| DE102015007264A1 (en) * | 2015-06-09 | 2016-12-15 | Audi Ag | Rapid transfer of electrical energy from a charging station to a consumer |
| CN205945109U (en) * | 2016-06-08 | 2017-02-08 | 佛山市康维能源科技有限公司 | Utilize batteries of electric vehicle's energy storage charging system |
| CN108674217A (en) * | 2018-04-26 | 2018-10-19 | 苏州科爱佳自动化科技有限公司 | A kind of battery optimization control system of new-energy automobile |
| CN209381815U (en) * | 2018-12-12 | 2019-09-13 | 广西嵘光珈程科技发展有限公司 | Power battery fast charging and discharging device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109435723A (en) | 2019-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206076303U (en) | Electric automobile chassis device | |
| CN108957340B (en) | Electromagnetic type battery charging and discharging clamp system | |
| CN202817063U (en) | Series-parallel connection converter for battery pack | |
| CN109435723B (en) | Quick charge and discharge device for power battery | |
| CN103296724B (en) | Quick battery charging and replacing station for electric automobile | |
| CN209381815U (en) | Power battery fast charging and discharging device | |
| CN107146716A (en) | A kind of motor-driven multiple high-voltage capacitor charge and discharge switch | |
| CN107732047A (en) | Electric automobile chassis device | |
| CN208507867U (en) | A kind of automation charge and discharge device for lithium-ion-power cell group | |
| CN209282340U (en) | Charging and discharging device for single-string battery in cylindrical lithium ion battery module | |
| CN206865138U (en) | A kind of Portable movable trigger circuit device | |
| CN206947190U (en) | A kind of motor-driven multiple high-voltage capacitor charge and discharge switch | |
| CN204596861U (en) | Stacked installation bracket | |
| CN203235565U (en) | Electrostatic oily fume purification device with independently adjustable load | |
| CN106500067A (en) | A kind of liftable movable lamp socket device | |
| CN209119193U (en) | A kind of length-adjustable modular structure | |
| CN204022963U (en) | Special DC power control device in a kind of swirl electrolysis device | |
| CN203014222U (en) | A power-on temporary fixing device of a 10kV isolating knife switch | |
| CN107658400B (en) | Electric automobile battery box convenient to change battery | |
| CN103811709B (en) | A kind of cylinder monomer attachment means | |
| CN219457888U (en) | Battery cell assembly convenient to move | |
| CN204695998U (en) | A kind of whole-vehicle shutoff switch of resistance to big current | |
| CN203218389U (en) | Constant-voltage cascading forming device for lithium ion batteries | |
| CN205039198U (en) | Electric vehicle and battery connecting device thereof | |
| CN201898490U (en) | Integrated assembly for building block type capacity switch of high-voltage pulse generator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 545616 third floor, west half building, block 2, Guantang entrepreneurship Park, Liudong new area, Liuzhou City, Guangxi Zhuang Autonomous Region Applicant after: Guangxi Rongguang Technology Development Co.,Ltd. Address before: 545616 3rd floor, west half building, block 2, Guantang entrepreneurship Park, Liudong new area, Liuzhou City, Guangxi Zhuang Autonomous Region Applicant before: Guangxi Rongguang Jiacheng Technology Development Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |