CN110040035B - Detection and maintenance method of power battery pack - Google Patents
Detection and maintenance method of power battery pack Download PDFInfo
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- CN110040035B CN110040035B CN201910233114.3A CN201910233114A CN110040035B CN 110040035 B CN110040035 B CN 110040035B CN 201910233114 A CN201910233114 A CN 201910233114A CN 110040035 B CN110040035 B CN 110040035B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/371—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with remote indication, e.g. on external chargers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/387—Determining ampere-hour charge capacity or SoC
- G01R31/388—Determining ampere-hour charge capacity or SoC involving voltage measurements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
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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
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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
- 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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a detection and maintenance method of a power battery pack, which comprises the steps of primary detection, voltage test, internal instrument detection and charging maintenance, and specifically comprises the following steps: s1, primary detection: a professional detector or a vehicle owner directly observes the state of the power battery pack at the bottom of the vehicle through eyes; s2, voltage testing: connecting a charging interface of the power battery pack with a voltage measuring instrument through a line, wherein the voltage measuring instrument measures the voltage inside the power battery pack; s3, internal instrument detection: detecting the secondary loop, the electric core and the electric storage quantity of the battery in the battery box by using a measurer inside the battery pack, and judging the damage degree of instruments inside the battery pack; s4, charging maintenance: and maintaining the power battery pack in the charging process by using the maintenance mechanism. This maintain mechanism convenient to use can adapt to different vehicles, and stability can be good in the use, and difficult emergence is slided, can maintain the battery in charging, keeps the battery to be in the temperature of adaptation, can charge safely.
Description
Technical Field
The invention relates to the field of detection and maintenance of power battery packs, in particular to a detection and maintenance method of a power battery pack.
Background
With the continuous development of science and technology, automobiles become one of the main vehicles. In order to protect the environment, more and more automobiles adopt a power battery pack as a power source, and the power of the battery is used for driving the automobiles to run.
The existing detection and maintenance method for the power battery pack still has certain defects in operation. The existing detection and maintenance method uses precise instruments to detect the power battery pack, needs professional operators, and cannot be detected by ordinary vehicle owners. And the owner can't maintain the power battery pack in the charging process, needs to go to a professional maintenance shop for maintenance, and has high maintenance cost and is troublesome. The car owner can not freely maintain according to actual needs, the maintenance effect of the battery is poor, and the service life is short.
Disclosure of Invention
The invention aims to provide a detection and maintenance method of a power battery pack, which can solve the problem that the conventional detection and maintenance method uses precise instruments to detect the power battery pack, needs professional operators and cannot be detected by a common vehicle owner. And the owner can't maintain the power battery pack in the charging process, needs to go to a professional maintenance shop for maintenance, and has high maintenance cost and is troublesome. The car owner can not freely maintain according to actual needs, and the battery has poor maintenance effect and short service life.
The purpose of the invention can be realized by the following technical scheme:
the detection and maintenance method of the power battery pack comprises the steps of primary detection, voltage test, internal instrument detection and charging maintenance, and specifically comprises the following steps:
s1, primary detection: a professional detector or a vehicle owner directly observes the state of the power battery pack at the bottom of the vehicle, the external damage condition and the deformation condition through eyes, and preliminarily judges the damage condition of the power battery pack;
s2, voltage testing: connecting a charging interface of the power battery pack with a voltage measuring instrument through a line, measuring the voltage inside the power battery pack by the voltage measuring instrument, comparing the measured voltage with a standard voltage, and judging the state of the battery;
s3, internal instrument detection: detecting the secondary loop, the electric core and the electric storage quantity of the battery in the battery box by using an internal measurer of the power battery pack, and judging the damage degree of instruments in the power battery pack;
s4, charging maintenance: the maintenance mechanism is used for maintaining the power battery pack in the charging process, when the power battery pack is charged, two ends of the maintenance mechanism are respectively placed on two sides of the bottom of the automobile, and the electric telescopic column drives the fixing plate at one end to move towards one side of the automobile according to the width of the automobile until the length of the maintenance mechanism is matched with the width of the automobile; after the length is adjusted, the side plates on the two sides are inserted and fixed at one end of the top of the fixed plate through a bottom plug according to actual needs, and the side plates on the two ends are clamped with the two sides of the bottom of the automobile; screwing the adjusting bolt, wherein the adjusting bolt rotates in the side plate, the push plate changes position along with the movement of the adjusting bolt and is in close contact with the side face of the bottom of the automobile, and the maintenance mechanism is stably and fixedly connected with the automobile;
the mounting panel of maintaining the mechanism top contacts with the bottom of the power battery group of car below, the temperature sensor at both ends contacts with the power battery group, measure the temperature of power battery group, and will measure the inside that temperature value conveyed the switch board, the internal processing unit of switch board and then give car owner's mobile terminal with data transmission through the communication box, according to the power battery group temperature value that temperature sensor surveyed, start electric plate or fan work through the switch, heat or cool down power battery group.
Preferably, the maintenance mechanism in the S comprises edge plates on two sides and a plurality of mounting plates, a fixing plate is welded between two ends of each edge plate, a side plate is clamped at one end, far away from each end, of each fixing plate, connecting plates which are longitudinally arranged are welded on two sides of the bottom of each side plate, two groups of plugs are connected to the bottom of each connecting plate, a plurality of jacks are formed in the connecting positions of the fixing plates and the side plates, and the connecting plates are inserted into the jacks through the plugs;
wherein, the equal parallel connection in one side that two curb plates are mutually opposite has the push pedal, and the one end upper portion of push pedal is connected with the adjusting bolt that the level set up, and the bearing is installed with the junction of push pedal to adjusting bolt, and adjusting bolt's one end run through the curb plate and with curb plate threaded connection, the equal horizontally connected in both ends bottom of push pedal has the locating lever, and the locating lever activity runs through the curb plate.
Preferably, the edge plate is formed by mutually clamping a plurality of plug boards, two adjacent plug boards are connected through a connecting rod, a through hole is formed in the middle end of the inside of each plug board along the length direction, clamping grooves are formed in two sides below the through hole along the length direction, a sliding groove is formed in the top of each plug board along the length direction, a bolt rod is installed inside the sliding groove, a nut plate is connected to the outer portion of the bolt rod through threads, the bolt rod is arranged in an inverted T shape, a sucking disc is connected to the top of the bolt rod, a magnet is fixedly connected to the edge of the top of the sucking disc, a rubber pad is connected to the edge of the top of the magnet, an air inlet pipe and an exhaust pipe are connected to two sides of the bottom of the sucking disc;
wherein, the both sides middle part of connecting rod all is connected with the cardboard along length direction, and the top both ends all are connected with the anticreep pole of vertical setting, and the anticreep pole joint is in the inside of sliding tray, and the top of anticreep pole is level mutually with the top of sliding tray, and the cardboard joint is in the inside of draw-in groove.
Preferably, a plurality of mounting plates are uniformly connected between the edge plates on the two sides, the two ends of each mounting plate are clamped outside the insertion plate, screw holes are formed in the insides of the two ends of the mounting plates and one side, close to the insides, of the top ends of the insertion plates, and the mounting plates and the insertion plates are connected through the screw holes in the end parts and the screw rods;
wherein, a plurality of fan and electric plate are evenly installed at the top of mounting panel, and temperature sensor is all installed at the top both ends, and two sets of switches are installed to the one end of mounting panel, and the side-mounting of the mounting panel of one end has voltage measurement appearance.
Preferably, two the bottom middle-end of edge board is connected with the diaphragm, and the bottom middle-end of two fixed plates is connected with the buffer board, and the buffer board comprises the three-section, connects through swivel joint between two adjacent sections, and swivel joint's internally mounted has return spring, and the middle part of buffer board and the bottom at both ends all are connected with the inserted bar of vertical setting, and the fixed plate is connected through the inserted bar rotation at the both ends of buffer board, and the diaphragm is connected through the inserted bar rotation in the middle part.
Preferably, two install the electronic flexible post that the level set up between the fixed plate middle part, the both sides of fixed plate all are connected with a plurality of slider, and the side middle part of plugboard has the slide bar along length direction welding, and the slider joint is in the outside of slide bar.
Preferably, a battery box and a control cabinet are respectively installed at two ends of the edge plate on one side, a communication box and an air pump box are respectively installed at two ends of the edge plate on the other side, the communication box, the air pump box, the control cabinet and the electric telescopic column are all electrically connected with the battery box, a plurality of air pumps in the air pump box are connected with an air inlet pipe and an exhaust pipe through pipelines, and the control cabinet is electrically connected with the air pump box;
wherein, the external dimension of communication case, air pump case, switch board and battery box is the same, and the bottom middle-end all is connected with the telescopic link of vertical setting, and the telescopic link comprises upper and lower two parts, and the upper portion suit is in the inside of lower part, and is connected with the spring between bottom and the lower part bottom on upper portion, and the gyro wheel is installed to the outside bottom of lower part.
The invention has the beneficial effects that:
in this invention, the following benefits are achieved by using a maintenance mechanism:
when the battery of the electric automobile needs to be charged and maintained, the maintenance mechanism is placed at the bottom of the automobile. The roller that promotes maintenance mechanism through the bottom removes on ground, convenient and fast labour saving and time saving. The two ends of the maintenance mechanism are respectively placed on the two sides of the bottom of the automobile, and according to the width of the automobile, the electric telescopic column drives the fixing plate at one end to move towards one side of the automobile until the length of the maintenance mechanism is matched with the width of the automobile. In the extension process of the electric telescopic column, the buffer plate at the bottom of the maintenance mechanism is stretched, the length is lengthened, and the buffer effect is achieved at the bottom. The inside return spring of swivelling joint receives the compression, prevents the buffer board extension for the buffer board extension is slow, and difficult emergence is damaged, and difficult vibrations when making the extension simultaneously are more stable in the removal.
The fixed plate of one end is to the in-process that one side removed, and a plurality of plugboard breaks away from each other, and the connecting rod at middle part is pulled out from fenestrate inside, and the connecting rod couples together two plugboards at the middle part, and the position of plugboard can change, can not drop again, can guarantee the intensity of edge board, and the whole maintenance mechanism of having propped up that can be stable. The cardboard joint of connecting rod both sides is in the inside of draw-in groove, and the cardboard removes in the inside of draw-in groove along with the removal of connecting rod, and the moving direction of restriction cardboard makes it more stable in the removal, and difficult emergence is rocked. The length of the maintenance mechanism can be adjusted according to the width of the vehicle, the maintenance mechanism is suitable for different vehicles, and is convenient and quick to use, simple to operate and good in adaptability.
Before moving, the nut plate is screwed according to actual needs, the bolt rod and the sucker are pushed to move in the sliding groove, and the vehicle bottom sliding device is suitable for different vehicle bottoms. Meanwhile, the nut plate is not arranged on a line on which the anti-falling rod moves, and the anti-falling rod can move in the sliding groove, so that the edge plate can be freely extended to adapt to vehicles of different sizes. The hand is released and is maintained the mechanism, and the telescopic link upwards extends, and the bottom contact of magnet and car is passed through at the top of sucking disc, and the inside air of sucking disc is taken out to the air pump simultaneously, and the sucking disc is difficult for droing with the inseparable bonding of vehicle chassis, increases the installation stability who maintains the mechanism.
The mounting panel of maintaining the mechanism top contacts with the bottom of the power battery group of car below, and the temperature sensor at both ends contacts with the power battery group, measures the temperature of power battery group to will measure the inside that temperature value conveyed the switch board, the internal processing unit of switch board and then give car owner's mobile terminal with data transmission through the communication box, make things convenient for the car owner to look over the operating temperature of battery in the maintenance of charging. And meanwhile, the voltage measuring instrument is inserted into a charging interface of the battery, the internal voltage of the battery is measured, and whether the voltage of the battery is normal or not is judged according to the value of the voltage. The car owner can be timely look over the battery information of the vehicle, and can judge the state of the vehicle battery according to the information, so that the car owner is more humanized and intelligent.
The electric hot plate or the fan work can heat or cool down the battery, guarantee that power battery group is in the good temperature environment in charging, are favorable to the maintenance of battery, and battery in use is not fragile, life extension. The charging device can ensure that the power battery pack can be charged with enough electric quantity, and avoids the charging limitation of the power battery pack caused by the influence of temperature. This maintain mechanism convenient to use can adapt to different vehicles, and stability can be good in the use, and difficult emergence is slided, can maintain the battery in charging, keeps the battery to be in the temperature of adaptation, can charge safely.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a maintenance mechanism of the present invention.
Fig. 2 is a top view of fig. 1 in accordance with the present invention.
Fig. 3 is a schematic top view of the maintenance mechanism of the present invention.
FIG. 4 is a schematic view of a buffer plate according to the present invention.
Fig. 5 is a side view of fig. 1 of the present invention.
Fig. 6 is a schematic view of the mounting structure of the patch panel of the present invention.
FIG. 7 is a schematic view of the mounting structure of the sucker.
FIG. 8 is a schematic view of the structure of the sucking disc of the present invention.
FIG. 9 is a schematic view of the structure of the plugboard of the present invention.
FIG. 10 is a schematic view of the connecting rod of the present invention.
FIG. 11 is an enlarged view of detail A in FIG. 3 according to the present invention.
FIG. 12 is an enlarged view of detail B in FIG. 5 according to the present invention.
Fig. 13 is a schematic view of the telescopic rod structure of the present invention.
Fig. 14 is a schematic structural view of a side panel of the present invention.
FIG. 15 is a schematic view of the structure of the mounting plate of the present invention.
In the figure: 1. an edge plate; 2. a control cabinet; 3. a transverse plate; 4. a telescopic rod; 5. a battery box; 6. a side plate; 7. a communication box; 8. mounting a plate; 9. a buffer plate; 10. a fixing plate; 11. a screw hole; 12. a plugboard; 13. an electric telescopic column; 14. a rotating joint; 15. inserting a rod; 16. a connecting plate; 17. a suction cup; 18. a sliding groove; 19. a connecting rod; 20. clamping a plate; 21. perforating; 22. a nut plate; 23. a bolt shank; 24. a rubber pad; 25. a magnet; 26. a slide bar; 27. a card slot; 28. an anti-drop rod; 29. a slider; 30. adjusting the bolt; 31. a bearing; 32. pushing the plate; 33. positioning a rod; 34. a roller; 35. a plug; 36. a switch; 37. a temperature sensor; 38. an electric hot plate; 39. a fan; 40. a voltage measuring instrument; 41. an air pump box.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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.
As shown in fig. 1-15, the detection and maintenance method of the power battery pack includes the steps of preliminary detection, voltage test, internal instrument detection and charging maintenance, and includes the following specific steps:
s1, primary detection: a professional detector or a vehicle owner directly observes the state of the power battery pack at the bottom of the vehicle, the external damage condition and the deformation condition through eyes, and preliminarily judges the damage condition of the power battery pack;
s2, voltage testing: connecting a charging interface of the power battery pack with a voltage measuring instrument 40 through a line, measuring the voltage inside the power battery pack by the voltage measuring instrument 40, comparing the measured voltage with a standard voltage, and judging the state of the battery;
s3, internal instrument detection: detecting the secondary loop, the electric core and the electric storage quantity of the battery in the battery box by using an internal measurer of the power battery pack, and judging the damage degree of instruments in the power battery pack;
s4, charging maintenance: the maintenance mechanism is used for maintaining the power battery pack in the charging process, when the power battery pack is charged, two ends of the maintenance mechanism are respectively placed on two sides of the bottom of an automobile, and the electric telescopic column 13 drives the fixing plate 10 at one end to move towards one side of the automobile according to the width of the automobile until the length of the maintenance mechanism is matched with the width of the automobile; after the length is adjusted, the side plates 6 on the two sides are inserted and fixed at one end of the top of the fixed plate 10 through the bottom plug 35 according to actual needs, and the side plates 6 on the two ends are clamped with the two sides of the bottom of the automobile; the adjusting bolt 30 is screwed, the adjusting bolt 30 rotates in the side plate 6, the push plate 32 changes position along with the movement of the adjusting bolt 30 and is in close contact with the side face of the bottom of the automobile, and the maintenance mechanism is stably and fixedly connected with the automobile;
the mounting plate 8 at the top of the maintenance mechanism is in contact with the bottom of a power battery pack below an automobile, the temperature sensors 37 at two ends are in contact with the power battery pack, the temperature of the power battery pack is measured, the measured temperature value is transmitted to the inside of the control cabinet 2, the central processing unit in the control cabinet 2 further sends data to the mobile terminal of an owner through the communication box 7, and according to the temperature value of the power battery pack measured by the temperature sensor 37, the electric heating plate 38 or the fan 39 is started through the switch 36 to work, so that the power battery pack is heated or cooled.
As a technical optimization scheme of the invention, the maintenance mechanism in S4 comprises edge plates 1 on both sides and a plurality of mounting plates 8, fixing plates 10 are welded between both ends of the two edge plates 1, side plates 6 are clamped at both ends of the two fixing plates 10 away from each other, connecting plates 16 longitudinally arranged are welded at both sides of the bottom of each side plate 6, two sets of plugs 35 are connected to the bottoms of the connecting plates 16, a plurality of jacks are arranged at the joints of the fixing plates 10 and the side plates 6, and the connecting plates 16 are inserted into the jacks through the plugs 35;
wherein, the equal parallel connection in one side that two curb plates 6 are mutually opposite has push pedal 32, the adjusting bolt 30 that the level set up is connected on the one end upper portion of push pedal 32, bearing 31 is installed with push pedal 32's junction to adjusting bolt 30, and adjusting bolt 30's one end run through curb plate 6 and with 6 threaded connection of curb plate, the equal horizontal connection in both ends bottom of push pedal 32 has locating lever 33, locating lever 33 activity runs through curb plate 6, curb plate 6 and push pedal 32 can be with the inseparable contact in both sides of bottom of the car, can be with maintaining stable in structure's joint in the bottom of car.
As a technical optimization scheme of the invention, the edge plate 1 is formed by mutually clamping a plurality of plug plates 12, two adjacent plug plates 12 are connected through a connecting rod 19, a through hole 21 is formed in the middle end of the inside of each plug plate 12 along the length direction, clamping grooves 27 are formed in two sides below the through hole 21 along the length direction, a sliding groove 18 is formed in the top of each plug plate 12 along the length direction, a bolt rod 23 is installed inside the sliding groove 18, a nut plate 22 is connected to the outer threads of the bolt rod 23, the bolt rod 23 is arranged in an inverted T shape, a sucking disc 17 is connected to the top of the bolt rod 23, a magnet 25 is fixedly connected to the top edge of the sucking disc 17, a rubber pad 24 is connected to the top edge of the magnet 25, an air inlet pipe and an air outlet pipe are respectively connected to two sides of the bottom of the sucking disc 17, and one-way;
wherein, connecting rod 19's both sides middle part all is connected with cardboard 20 along length direction, the top both ends all are connected with the anticreep pole 28 of vertical setting, anticreep pole 28 joint is in the inside of sliding tray 18, and the top of anticreep pole 28 is parallel and level with the top of sliding tray 18 mutually, cardboard 20 joint is in the inside of draw-in groove 27, plugboard 12 can break away from each other, increase the length of edge board 1, adapt to the width of different vehicles, sucking disc 17 and the contact of bottom of the car simultaneously, further improvement stability.
As a technical optimization scheme of the invention, a plurality of mounting plates 8 are uniformly connected between the edge plates 1 at two sides, two ends of each mounting plate 8 are clamped outside a plug-in board 12, screw holes 11 are respectively arranged inside two ends of the mounting plates 8 and one side of the top end of the plug-in board 12 close to the inside, and the mounting plates 8 and the plug-in boards 12 are connected with a screw rod through the screw holes 11 at the end parts;
wherein, a plurality of fan 39 and electric plate 38 are evenly installed at the top of mounting panel 8, and temperature sensor 37 is all installed at the top both ends, and two sets of switches 36 are installed to the one end of mounting panel 8, and the side-mounting of the mounting panel 8 of one end has voltage measurement appearance 40, and the fan can cool down power battery group, and the electric plate can be the heat supply of power battery group for power battery group is in the adaptation temperature in charging, charges more thoroughly, improves the electric quantity storage.
As a technical optimization scheme of the invention, the transverse plates 3 are connected to the middle ends of the bottoms of the two edge plates 1, the buffer plates 9 are connected to the middle ends of the bottoms of the two fixing plates 10, each buffer plate 9 is composed of three sections, the two adjacent sections are connected through the rotary joint 14, the return springs are installed inside the rotary joint 14, the middle parts and the bottoms of the two ends of the buffer plates 9 are connected with the inserting rods 15 which are longitudinally arranged, the two ends of each buffer plate 9 are rotatably connected with the fixing plates 10 through the inserting rods 15, the middle parts are rotatably connected with the transverse plates 3 through the inserting rods 15, and the buffer plates play a role of buffering in work, so that the maintenance structure is not easy to shake and damage in moving.
As a technical optimization scheme of the invention, a horizontally arranged electric telescopic column 13 is arranged between the middle parts of the two fixing plates 10, a plurality of sliding blocks 29 are connected to both sides of the fixing plates 10, a sliding rod 26 is welded to the middle part of the side surface of the insertion plate 12 along the length direction, the sliding blocks 29 are clamped outside the sliding rod 26, and the electric telescopic column 13 can drive the two fixing plates 10 to move so as to change the length of the maintenance mechanism.
As a technical optimization scheme of the invention, a battery box 5 and a control cabinet 2 are respectively installed at two ends of the edge plate 1 at one side, a communication box 7 and an air pump box 41 are respectively installed at two ends of the edge plate 1 at the other side, the communication box 7, the air pump box 41, the control cabinet 2 and an electric telescopic column 13 are all electrically connected with the battery box 5, a plurality of air pumps in the air pump box 41 are connected with an air inlet pipe and an exhaust pipe through pipelines, and the control cabinet 2 is electrically connected with the air pump box 41;
wherein, communication case 7, air pump case 41, the external dimension of switch board 2 and battery box 5 is the same, and the bottom middle-end all is connected with the telescopic link 4 of vertical setting, telescopic link 4 comprises upper and lower two parts, the upper portion suit is in the inside of lower part, and be connected with the spring between bottom and the lower part bottom on upper portion, and gyro wheel 34 is installed to the outside bottom of lower part, the work of whole maintenance mechanism can be controlled to switch board 2, the inside air pump of air pump case 41 can take out the inside gas of sucking disc 17 and fill, sucking disc 17 can be fixed with the car. The communication box 7 can send the detected data to the mobile terminal of the vehicle owner, so that the vehicle owner can check the data conveniently.
According to the working principle of the invention, when the battery of the electric automobile needs to be charged and maintained, the maintenance mechanism is placed at the bottom of the automobile. The pushing maintenance mechanism moves on the ground through the bottom roller 34, so that the device is convenient, rapid, time-saving and labor-saving. Two ends of the maintenance mechanism are respectively placed on two sides of the bottom of the automobile, the electric telescopic column 13 is controlled to operate and stretch through the control cabinet 2 with the model of PZ-30 according to the width of the automobile, and the electric telescopic column 13 drives the fixing plate 10 at one end to move towards one side of the automobile until the length of the maintenance mechanism is matched with the width of the automobile. In the extension process of the electric telescopic column 13, the buffer plate 9 at the bottom of the maintenance mechanism is stretched, the length is lengthened, and the buffer effect is achieved at the bottom. The return spring inside the rotary joint 14 is compressed to prevent the buffer plate 9 from extending, so that the buffer plate 9 extends slowly and is not easy to damage, and meanwhile, the buffer plate is not easy to shake during extension and is more stable in movement.
In the process that the fixing plate 10 at one end moves to one side, the plug boards 12 are separated from each other, the connecting rod 19 in the middle is pulled out from the inside of the through hole 21, the connecting rod 19 connects the two plug boards 12 in the middle, the positions of the plug boards 12 can be changed and cannot fall off, the strength of the edge board 1 can be guaranteed, and the whole maintenance mechanism can be stably supported. Cardboard 20 joint of connecting rod 19 both sides is in the inside of draw-in groove 27, and cardboard 20 moves in the inside of draw-in groove 27 along with connecting rod 19's removal, and restriction cardboard 20's moving direction makes it more stable in the removal, and difficult emergence is rocked. Connecting rod 19 removes the in-process, and the anticreep pole 28 joint at top both ends slides in the inside of sliding tray 18, can prevent that connecting rod 19 from coming off from the inside of perforating 21, and connecting rod 19 can be safe tensile, and can stable support play the plugboard 12 at both ends. The whole maintenance mechanism can be safely used and cannot be loosened. And the length of the maintenance mechanism can be adjusted according to the width of the vehicle, so that the maintenance mechanism is suitable for different vehicles, and is convenient and quick to use, simple to operate and good in adaptability.
After the length is adjusted, the side plates 6 on the two sides are inserted and fixed at one end of the top of the fixing plate 10 through the plug 35 at the bottom according to actual needs, and the side plates 6 at the two ends are clamped with the two sides of the bottom of the automobile. Adjusting bolt 30 is screwed, adjusting bolt 30 rotates in the inside of curb plate 6, and bearing 31 and locating lever 33 of one end make push pedal 32 can not rotate along with adjusting bolt 30's rotation simultaneously, restrict push pedal 32's direction, and push pedal 32 changes along with adjusting bolt 30's removal and the change of emergence position simultaneously, with the inseparable contact in side of car bottom for in-service maintenance mechanism can be stable and car fixed connection.
When the maintenance mechanism moves at the bottom of the automobile, the hand presses the maintenance mechanism downwards, the telescopic rod 4 contracts, and the sucker 17 at the top is prevented from contacting with the chassis of the automobile to scratch. Before moving, the nut plate 22 is screwed according to actual needs, the bolt rod 23 and the suction cup 17 are pushed to move in the sliding groove 18, and the bottom of different vehicles is adapted. While ensuring that nut plate 22 is not in the line of travel of retaining bar 28, ensuring that retaining bar 28 can travel within slide groove 18, allowing edge plate 1 to freely extend. The hand is released and the maintenance mechanism is opened, the telescopic rod 4 extends upwards, the top of the sucker 17 is in contact with the bottom of the automobile through the magnet 24, meanwhile, the air pump 41 pumps out the air inside the sucker 17, and the sucker 17 is tightly bonded with the automobile chassis and is not easy to fall off.
The mounting panel 8 of maintaining the mechanism top contacts with the bottom of the power battery group of car below, and the temperature sensor 37 at both ends contacts with the power battery group, measures the temperature of power battery group to will measure temperature value and convey the inside to switch board 2, the internal processing unit of switch board 2 and then give car owner's mobile terminal with data transmission through communication box 7, make things convenient for the car owner to look over the operating temperature of battery in the maintenance of charging. Meanwhile, the voltage measuring instrument 40 with the model of HZJY-504 is inserted into a charging interface of the battery, the internal voltage of the battery is measured, and whether the voltage of the battery is normal or not is judged according to the value of the voltage. In order to make the power battery pack have a proper working environment when charging. According to the temperature value of the power battery pack measured by the temperature sensor 37, the electric heating plate 38 or the fan 39 is started through the switch 36 to work, the battery can be heated or cooled, the power battery pack is guaranteed to be in a good temperature environment during charging, the maintenance of the battery is facilitated, the battery is not easy to damage in use, and the service life is prolonged. The charging device can ensure that the power battery pack can be charged with enough electric quantity, and avoids the charging limitation of the power battery pack caused by the influence of temperature. This maintain mechanism convenient to use can adapt to different vehicles, and stability can be good in the use, and difficult emergence is slided, can maintain the battery in charging, keeps the battery to be in the temperature of adaptation, can charge safely.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (1)
1. The detection and maintenance method of the power battery pack is characterized by comprising the steps of primary detection, voltage test, internal instrument detection and charging maintenance, and specifically comprises the following steps:
s1, primary detection: a professional detector or a vehicle owner directly observes the state of the power battery pack at the bottom of the vehicle, the external damage condition and the deformation condition through eyes, and preliminarily judges the damage condition of the power battery pack;
s2, voltage testing: connecting a charging interface of the power battery pack with a voltage measuring instrument (40) through a line, measuring the voltage inside the power battery pack by the voltage measuring instrument (40), comparing the measured voltage with a standard voltage, and judging the state of the battery;
s3, internal instrument detection: detecting the secondary loop, the electric core and the electric storage quantity of the battery in the battery box by using an internal measurer of the power battery pack, and judging the damage degree of instruments in the power battery pack;
s4, charging maintenance: the maintenance mechanism is used for maintaining the power battery pack in the charging process, when the power battery pack is charged, two ends of the maintenance mechanism are respectively placed on two sides of the bottom of an automobile, and according to the width of the automobile, the electric telescopic column (13) drives the fixing plate (10) at one end to move towards one side of the automobile until the length of the maintenance mechanism is matched with the width of the automobile; after the length is adjusted, the side plates (6) on the two sides are inserted and fixed at one end of the top of the fixed plate (10) through a plug (35) at the bottom according to actual needs, and the side plates (6) on the two sides are clamped with the two sides of the bottom of the automobile; the adjusting bolt (30) is screwed, the adjusting bolt (30) rotates in the side plate (6), the push plate (32) changes position along with the movement of the adjusting bolt (30) and is in close contact with the side face of the bottom of the automobile, and the maintenance mechanism is stably and fixedly connected with the automobile;
the mounting plate (8) at the top of the maintenance mechanism is in contact with the bottom of a power battery pack below an automobile, temperature sensors (37) at two ends are in contact with the power battery pack, the temperature of the power battery pack is measured, the measured temperature value is transmitted to the inside of a control cabinet (2), a central processing unit in the control cabinet (2) further sends data to a mobile terminal of an automobile owner through a communication box (7), and an electric heating plate (38) or a fan (39) is started to work through a switch (36) according to the temperature value of the power battery pack measured by the temperature sensors (37) to heat or cool the power battery pack;
the maintenance mechanism comprises edge plates (1) on two sides and a plurality of mounting plates (8) in S4, fixing plates (10) are welded between two ends of each edge plate (1), side plates (6) are clamped at ends, far away from the two fixing plates (10), connecting plates (16) which are longitudinally arranged are welded on two sides of the bottom of each side plate (6), two groups of plugs (35) are connected to the bottom of each connecting plate (16), a plurality of jacks are formed in the joints of the fixing plates (10) and the side plates (6), and the connecting plates (16) are inserted into the jacks through the plugs (35);
the two opposite sides of the two side plates (6) are both connected with a push plate (32) in parallel, the upper part of one end of the push plate (32) is connected with a horizontally arranged adjusting bolt (30), a bearing (31) is installed at the joint of the adjusting bolt (30) and the push plate (32), one end of the adjusting bolt (30) penetrates through the side plates (6) and is in threaded connection with the side plates (6), the bottoms of the two ends of the push plate (32) are both connected with positioning rods (33) in parallel, and the positioning rods (33) movably penetrate through the side plates (6);
the edge plate (1) is formed by mutually clamping a plurality of plug plates (12), two adjacent plug plates (12) are connected through a connecting rod (19), a through hole (21) is formed in the middle end of the inside of each plug plate (12) along the length direction, clamping grooves (27) are formed in the two sides below the through hole (21) along the length direction, a sliding groove (18) is formed in the top of each plug plate (12) along the length direction, a bolt rod (23) is installed inside each sliding groove (18), a nut plate (22) is connected to the outer portion of each bolt rod (23) in a threaded mode, each bolt rod (23) is arranged in an inverted T shape, a sucking disc (17) is connected to the top of each bolt rod (23), a magnet (25) is fixedly connected to the edge of the top of each sucking disc (17), a rubber pad (24) is connected to the edge of the top of each magnet (25), and air inlet pipes, and the joints of the air inlet pipe and the exhaust pipe with the sucker (17) are all provided with one-way valves;
the middle parts of two sides of the connecting rod (19) are connected with clamping plates (20) along the length direction, two ends of the top of the connecting rod are connected with anti-falling rods (28) which are longitudinally arranged, the anti-falling rods (28) are clamped in the sliding groove (18), the top of each anti-falling rod (28) is parallel and level to the top of the sliding groove (18), and the clamping plates (20) are clamped in the clamping grooves (27);
a plurality of mounting plates (8) are uniformly connected between the edge plates (1) on the two sides, the two ends of each mounting plate (8) are clamped outside the plug-in board (12), screw holes (11) are formed in the inner parts of the two ends of the mounting plates (8) and one side, close to the inner parts, of the top ends of the plug-in boards (12), and the mounting plates (8) and the plug-in boards (12) are connected with screws through the screw holes (11) on the end parts;
the temperature control device comprises a mounting plate (8), a plurality of fans (39) and electric heating plates (38) are uniformly mounted on the top of the mounting plate (8), temperature sensors (37) are mounted at two ends of the top of the mounting plate, two groups of switches (36) are mounted at one end of the mounting plate (8), and a voltage measuring instrument (40) is mounted on the side surface of the mounting plate (8) at one end;
the middle ends of the bottoms of the two edge plates (1) are connected with a transverse plate (3), the middle ends of the bottoms of the two fixed plates (10) are connected with a buffer plate (9), the buffer plate (9) is composed of three sections, the two adjacent sections are connected through a rotating joint (14), a return spring is installed inside the rotating joint (14), the middle part and the bottoms of the two ends of the buffer plate (9) are connected with inserting rods (15) which are longitudinally arranged, the two ends of the buffer plate (9) are rotatably connected with the fixed plates (10) through the inserting rods (15), and the middle part is rotatably connected with the transverse plate (3) through the inserting rods (15);
an electric telescopic column (13) which is horizontally arranged is installed between the middle parts of the two fixing plates (10), a plurality of sliding blocks (29) are connected to the two sides of each fixing plate (10), a sliding rod (26) is welded to the middle part of the side surface of the insertion plate (12) along the length direction, and the sliding blocks (29) are clamped outside the sliding rod (26);
the battery box (5) and the control cabinet (2) are respectively installed at two ends of the edge plate (1) on one side, the communication box (7) and the air pump box (41) are respectively installed at two ends of the edge plate (1) on the other side, the communication box (7), the air pump box (41), the control cabinet (2) and the electric telescopic column (13) are all electrically connected with the battery box (5), a plurality of air pumps in the air pump box (41) are connected with an air inlet pipe and an exhaust pipe through pipelines, and the control cabinet (2) is electrically connected with the air pump box (41);
wherein, the external dimension of communication case (7), air pump case (41), switch board (2) and battery box (5) is the same, and the bottom middle-end all is connected with telescopic link (4) of vertical setting, and telescopic link (4) comprise upper and lower two parts, and the upper portion suit is in the inside of lower part, and is connected with the spring between bottom and the lower part bottom on upper portion, and gyro wheel (34) are installed to the outside bottom of lower part.
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| CN201910233114.3A CN110040035B (en) | 2019-03-26 | 2019-03-26 | Detection and maintenance method of power battery pack |
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| CN111123150B (en) * | 2019-12-26 | 2020-11-03 | 克莱门斯工业传感器南京有限公司 | Line connection detection equipment for robot production |
| CN113064085B (en) * | 2021-03-29 | 2024-04-05 | 福建百城新能源科技有限公司 | Battery on-line measuring device |
| CN115754786B (en) * | 2022-11-21 | 2023-06-09 | 深圳市朗泰沣电子有限公司 | Power battery multiplying power temperature rise testing method and testing device thereof |
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| CN202661609U (en) * | 2012-07-16 | 2013-01-09 | 深圳市思特克电子技术开发有限公司 | Intelligent storage battery test maintenance equipment |
| CN102998628A (en) * | 2012-12-20 | 2013-03-27 | 余姚市供电局 | Storage battery testing method and system |
| WO2017155260A1 (en) * | 2016-03-07 | 2017-09-14 | 주식회사 엘지화학 | Charging/discharging current estimation device |
| CA3027233A1 (en) * | 2016-06-28 | 2018-01-04 | Bayerische Motoren Werke Aktiengesellschaft | Method and device for estimating a voltage of a battery |
| CN109249790B (en) * | 2018-10-24 | 2021-06-04 | 烟台职业学院 | Mounting structure of electric automobile drive assembly |
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Effective date of registration: 20201123 Address after: 317099 Ming Ding New Energy Automobile Co., Ltd. No. 329-330 Dayang Street Commercial Street, Linhai City, Taizhou City, Zhejiang Province Applicant after: Yan Runda Address before: 317299 Lujia New Energy Co., Ltd. No. 568 Chicheng Road, Chicheng Street, Tiantai County, Taizhou City, Zhejiang Province Applicant before: Chen Linlong |
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Effective date of registration: 20221216 Address after: 101300 Fugezhuang Village, Niushan Town, Shunyi District, Beijing Patentee after: Beijing Jiecheng Hongyun Technology Co.,Ltd. Address before: Mingding New Energy Automobile Co., Ltd., 329-330 Dayang Street commercial street, Linhai City, Taizhou City, Zhejiang Province, 317099 Patentee before: Yan Runda |
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