CN110676654A - Battery anti-loosening wiring device for new energy automobile - Google Patents
Battery anti-loosening wiring device for new energy automobile Download PDFInfo
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- CN110676654A CN110676654A CN201910972805.5A CN201910972805A CN110676654A CN 110676654 A CN110676654 A CN 110676654A CN 201910972805 A CN201910972805 A CN 201910972805A CN 110676654 A CN110676654 A CN 110676654A
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- connector
- plastic block
- battery
- new energy
- energy automobile
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/6205—Two-part coupling devices held in engagement by a magnet
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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
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention discloses a battery anti-loosening wiring device for a new energy automobile, which comprises a first joint, a second joint and a lead, wherein the first joint is connected with a battery module through the lead, and the first joint and the second joint are electrically connected in an inserting mode or an opposite inserting mode. The first connector comprises a first plastic block, a first interface and an induction column, and the second connector comprises a second plastic block, a second interface and an armature; the induction column is arranged in the first plastic block in a gluing mode, one end of the induction column is exposed out of the first plastic block, the first interfaces are arranged on the side face of the first plastic block and are located on the same side as the end, exposed out of the first plastic block, of the induction column, the two first interfaces are respectively connected with the positive electrode and the negative electrode of the battery module through leads, and the leads are spirally wound on the induction column in the first plastic block; one side of the second plastic block is provided with a jack and two second interfaces, the second interfaces are in butt joint with the first interfaces, an armature is embedded in the jack, the jack is in butt joint with the induction column, a lead is glued in the second plastic block, and the second interfaces are respectively connected with the lead.
Description
Technical Field
The invention relates to the field of automobile parts, in particular to a battery anti-loosening wiring device for a new energy automobile.
Background
The new energy automobile uses a power battery as a power source, and the power battery is usually installed inside the automobile in a module form, mostly on an automobile chassis.
All the electric equipment in the automobile obtains electric energy from the battery module, and the battery module is generally a module formed by mutually connecting a plurality of monocells and then supplies power to the outside as a whole. When the battery module supplies power to the outside, the connector is needed to be used for electrical wiring, and the wiring quality directly determines whether the battery can stably supply power to the outside.
If looseness occurs at the battery electrode or at the external connection line, electric sparks are caused and there may be a fire hazard. In the driving process of an automobile, a battery wiring position is often in a jolting state, a wiring pole can be loosened, the higher the speed of the automobile is, the more likely high-frequency vibration is generated, a conventional bolt and screw connecting structure is likely to slip towards the loosening direction along a contact surface under the high-frequency vibration, poor contact is caused, and for the most important wiring position of a battery module and the outside, wiring in a quick-plug and quick-release form is often needed to be used, so that the electric connection can be quickly disconnected when the battery module is maintained or replaced, otherwise, the problem that a plurality of bolts are needed to be detached when the battery module is taken out is solved, the quick-plug and quick-release is generally in a plug and socket form, and the wiring mode is free of any fastening and is easy to loosen.
Disclosure of Invention
The invention aims to provide a battery anti-loosening wiring device for a new energy automobile, and aims to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a locking termination of battery for new energy automobile includes first joint, second joint and wire, and the first joint passes through the wire and connects the battery module, carries out electrical connection with the grafting form or to inserting the form between first joint and the second joint.
The external connection wire of the battery module uses a first joint and a second joint as interfaces, the first joint is electrically connected with the battery module, the second joint is connected with external electric equipment or a transit center, such as a voltage boosting and reducing module, a rectifying module and the like, the second joint can be independent, then the lead in the second joint is respectively and electrically connected with the outside in a cable welding mode, or the second joint can directly become a part of an external electric component, but the structure of the invention is manufactured at the end part, and the joint structure of the invention is used for connecting the external electric equipment and the battery module, thereby achieving the purposes of reliable connection, looseness prevention and poor contact prevention. The plug-in form or the opposite plug-in form is a very convenient plug-in interface, the plug-in form is similar to a plug and a socket form of a household appliance, the opposite plug-in form is similar to an electrical interface of a USB interface form, a double-layer plug-in relation exists, no matter the plug-in form or the opposite plug-in form, a corresponding specific structure is manufactured according to actual size and the size of current required to pass or transmit, for example, when the current throughput is large, a cable needs to be thickened, and the area of an electrical contact surface of a first connector and a second connector is large.
Furthermore, the first connector comprises a first plastic block, a first interface and an induction column, and the second connector comprises a second plastic block, a second interface and an armature;
the induction column is arranged in the first plastic block in a gluing mode, one end of the induction column is exposed out of the first plastic block, the first interfaces are arranged on the side face of the first plastic block and are located on the same side as the end, exposed out of the first plastic block, of the induction column, the two first interfaces are respectively connected with the positive electrode and the negative electrode of the battery module through leads, and the leads are spirally wound on the induction column in the first plastic block;
one side of the second plastic block is provided with a jack and two second interfaces, the second interfaces are in butt joint with the first interfaces, an armature is embedded in the jack, the jack is in butt joint with the induction column, a lead is glued in the second plastic block, and the second interfaces are respectively connected with the lead.
The first plastic block and the second plastic block are plug body structures formed by injection molding, the insertion connection of the first interface and the second interface is a current conducting wire part of the battery anti-loosening wiring device, current flows in the first interface and the second interface, namely current output outwards by a battery module, in the process of current transmission from the first connector to the second connector, because part of the conducting wire is spirally wound with an induction column, the induction column generates electromagnetic induction and establishes a magnetic field, and meanwhile, the end part of the induction column exposed out of the first plastic block is inserted into a jack on the second connector and an armature is arranged in the jack, when the current passes through the conducting wire, the magnetic field can magnetize the armature and adsorb the armature, so that the connection between the first connector and the second connector is more fastened, because the vibration of a common vehicle occurs in the starting and driving states of the vehicle, and under the states, the battery module of a new energy automobile outputs the current outwards, therefore, the electromagnetic induction is established at any moment, namely the connection between the first connector and the second connector is kept tight, when the automobile is parked, the electromagnetic induction is eliminated, the connection between the first connector and the second connector is changed into a conventional plug-in or plug-in mode, the first connector and the second connector are prevented from loosening only by means of friction, but the parking state of the automobile is also a state that the interface is basically not possible to loosen. When the battery module needs to be detached, the battery module is definitely in a parking state, and the first connector and the second connector can be conveniently and directly pulled out and detached. In addition, the magnitude of the current output by the battery module to the outside is also related to the form state of the automobile, when the automobile runs at a high speed, the unevenness of the road surface can cause the micro high-frequency vibration in the automobile, the looseness of some interfaces is more easily caused, and the current output by the battery module to the outside is larger, so that the magnetic field established by the induction column is stronger, and the armature can be more tightly sucked to be prevented from being separated.
Furthermore, the battery anti-loosening wiring device for the new energy automobile further comprises two electrode plates, the two electrode plates are respectively electrically connected with the positive electrode and the negative electrode of the battery module, and the electrode plates are respectively electrically connected with the first connector after being subjected to tin soldering with the lead.
The battery module is generally composed of a plurality of batteries, parallel or serial operation is needed among the batteries to form battery module external unified output, after the battery module is assembled, modification is basically not needed, and only when a single battery is damaged, the battery module needs to be taken out from the battery module, so relatively precise fastening is needed among the batteries in the battery module, the battery module is relatively permanent, the electrode plates are uniformly connected with the positive and negative electrodes of the battery module, the electrical connection is reliable, one end, facing the battery module, of a lead led out from the first joint only needs to be connected onto the electrode plates to complete the electrical connection, otherwise, the lead is respectively connected with the positive and negative electrodes of each battery, the connection is not reliable, the conditions of cable bending damage and the like are easy to occur, the electrode plates are metal plates, the strength of the lead is high, and the damage condition cannot occur.
Furthermore, the battery anti-loosening wiring device for the new energy automobile further comprises a fixing assembly, wherein the fixing assembly is used for fixing the positive electrode and the negative electrode of the electrode plate and the battery module; the fixing assembly comprises a threaded head, a first nut and a second nut, the threaded head comprises two sections of threaded columns, one end of the threaded head with the large diameter is welded with a battery electrode contact of the battery module, the two sections of threads of the threaded head are opposite in rotating direction, the surface of the electrode plate is provided with a hole and sleeved on the threaded head, and the first nut and the second nut are respectively screwed on the two sections of threads of the threaded head and compress the electrode plate.
The electrode plate and the battery module can be connected by welding type permanent fixation or bolt, screw and nut type detachable fixation, the welding type fixation mode is inconvenient to remove when a single battery is damaged, so that the use is not recommended, the bolt, screw and nut type fixation needs to pay attention to the connection reliability, and the purpose of reliable connection can be achieved by using the fixing assembly. The specific connection principle is that the double-section threads of the thread head are respectively in threaded connection with the first nut and the second nut, and the screwing directions are opposite, so that in the loosening direction of the thread pair, when one group of thread pair is loosened, the other group of thread pair is tighter, namely, when external vibration occurs, the trend that the second nut is rotated and screwed in the direction when the first nut is rotated and loosened in one direction is counteracted, and the rotation looseness of the first nut is counteracted, and the second nut is loosened and the first nut is screwed, and vice versa. The screw thread head can be welded during the assembly of the battery module, or can be two sections of screw threads which are customized on the battery electrode during the manufacture of a single battery.
Preferably, the fixing assembly further comprises an elastic body disposed between the first nut and the second nut. The elastic body can prop open the first nut and the second nut, so that the two nuts have larger pretightening force in the axial direction.
Preferably, the elastic body is a belleville spring. The belleville spring has uniform elasticity release in the circumferential direction and can generate larger axial elasticity in a small axial thickness.
Preferably, two induction columns and two armatures are arranged respectively, the induction columns are located on two sides of the first interface, and the armatures are located on two sides of the second interface. The induction column and the armature are adsorbed and loosened on two sides of the interface respectively, the stress is uniform, and the connection is firm.
Preferably, the spiral directions of the wire windings on the two induction columns are opposite. The current directions in the wires on the two induction columns are opposite, so that magnetic fields in the same direction can be established if the spiral winding directions are opposite, and although magnetic fields in different directions can also respectively adsorb the armatures, because the two armatures are independent and magnetized respectively, the magnetic fields in different directions can interfere with each other, and the adsorption force on the armatures is reduced.
Preferably, the thread on the thread head is a fine thread. The thread pitch of the fine thread is smaller than that of the coarse thread, and the thread with the short thread pitch has better performance in the aspect of friction self-locking and is less prone to vibration loosening.
Compared with the prior art, the invention has the beneficial effects that: the invention uses the first connector and the second connector as the quick-dismantling electrical connection of the battery module, and uses the electrode plate to carry out relatively permanent electrical connection on the first connector and the battery module; the connection between the first connector and the second connector is prevented from loosening by adding the armature into the induction column, so that a loosening prevention force which is increased along with the increase of current can be provided when the battery module outputs the current outwards, and the condition of poor electrical contact possibly existing in the running process of an automobile is effectively overcome; two sections of threads with opposite rotation directions are used for connection in the fixing assembly, and the electrode plate and the external battery electrode of the single battery are effectively fastened; the belleville spring between the first nut and the second nut can provide uniform axial pre-tightening elastic force between the first nut and the second nut in the circumferential direction, and the axial size is small.
Drawings
In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic structural view of a first joint and a second joint according to the present invention;
FIG. 3 is view A of FIG. 2;
FIG. 4 is view B of FIG. 2;
FIG. 5 is a view showing the construction of the mounting of the fixing assembly of the present invention;
fig. 6 is a schematic diagram of the use of the first and second connectors of the present invention.
In the figure: 1-first joint, 11-first plastic block, 12-first interface, 13-induction column, 2-second joint, 21-second plastic block, 211-jack, 22-second interface, 23-armature, 3-electrode plate, 4-fixing component, 41-screw head, 42-first nut, 43-elastic body, 44-second nut, 5-lead, 9-battery module and 91-battery electrode.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the battery anti-loosening wiring device for the new energy automobile comprises a first connector 1, a second connector 2 and a lead 5, wherein the first connector 1 is connected with a battery module 9 through the lead 5, and the first connector 1 is electrically connected with the second connector 2 in an insertion mode or a plug-in mode.
The first connector 1 and the second connector 2 are used as interfaces for external wires of the battery module 9, the first connector 1 is electrically connected with the battery module 9, the second connector 2 is connected with external electric equipment or a central rotation center, such as a voltage boosting and reducing module, a rectifying module and the like, the second connector 2 can be independent, then the wires 5 in the second connector are respectively and electrically connected with the outside in a cable welding mode, or the second connector 2 can directly become a part of an external electric component, but the structure is manufactured at the end part, and the external electric equipment and the battery module 9 are connected by using the joint structure of the invention, so that the purposes of reliable connection, looseness prevention and poor contact prevention are achieved. The plug-in form or the opposite plug-in form is a very convenient plug-in interface, the plug-in form is similar to a plug and a socket form of a household appliance, the opposite plug-in form is similar to an electrical interface of a USB interface form, a double-layer plug-in relation exists, no matter the plug-in form or the opposite plug-in form, a corresponding specific structure is manufactured according to actual size and the size of current required to pass or transmit, for example, when the current throughput is large, a cable needs to be thickened, and the area of an electrical contact surface of the first connector 1 and the second connector 2 is large.
As shown in fig. 2 to 4, the first connector 1 includes a first plastic block 11, a first interface 12 and an induction column 13, and the second connector 2 includes a second plastic block 21, a second interface 22 and an armature 23; the induction column 13 is glued in the first plastic block 11, one end of the induction column 13 is exposed out of the first plastic block 11, the first connectors 12 are arranged on the side surface of the first plastic block 11 and are positioned on the same side with the end part of the induction column 13, which is exposed out of the first plastic block 11, two first connectors 12 are arranged and are respectively connected with the anode and the cathode of the battery module 9 through the lead 5, and the lead 5 is spirally wound on the induction column 13 in the first plastic block 11; one side of the second plastic block 21 is provided with an inserting hole 211 and two second interfaces 22, the second interfaces 22 are in butt joint with the first interface 12, an armature 23 is embedded in the inserting hole 211, the inserting hole 211 is in butt joint with the induction column 13, a conducting wire 5 is glued in the second plastic block 21, and the second interfaces 22 are respectively connected with the conducting wire 5.
The first plastic block 11 and the second plastic block 21 are plug body structures formed by injection molding, the insertion connection of the first interface 12 and the second interface 22 is a part of a conducting wire 5 of the battery anti-loose wiring device, current flows in the conducting wire, namely current output outwards by the battery module 9, in the process of current transmission from the first connector 1 to the second connector 2, because part of the conducting wire 5 is spirally wound by the induction column 13, the induction column 13 generates electromagnetic induction to establish a magnetic field, meanwhile, the end part of the induction column 13 exposed out of the first plastic block 11 is inserted into the jack 211 on the second connector 2, and an armature 23 is arranged in the jack 211, as shown in fig. 6, when the current passes through the conducting wire 5, the magnetic field can magnetize the armature 23 and adsorb the armature 23, so that the connection between the first connector 1 and the second connector 2 is more fastened (the adsorption force F in fig. 6), because vibration of a common vehicle occurs at the start of the vehicle, In driving states, the battery module 9 of the new energy automobile outputs current outwards in all the states, so that electromagnetic induction is established at any time, namely, the connection between the first connector 1 and the second connector 2 is kept tight, after the automobile is parked, the electromagnetic induction is eliminated, the connection between the first connector 1 and the second connector 2 is changed into a conventional plugging or butting mode, and the looseness is prevented only by friction force between the first connector 1 and the second connector 2, but the parking state of the automobile is also a state that the interface is basically not possible to loosen. When the battery module 9 needs to be detached, certainly in a parking state, the first connector 1 and the second connector 2 can be conveniently and directly pulled out and detached. In addition, the magnitude of the current output by the battery module 9 to the outside is also related to the form state of the automobile, when the automobile runs at a high speed, the unevenness of the road surface can cause the micro high-frequency vibration in the automobile, which is more likely to cause the loosening of some interfaces, and because the current output by the battery module 9 to the outside is larger, the magnetic field established by the induction column 13 is also stronger, and the armature 23 can be more tightly attracted to prevent the armature from disengaging.
As shown in fig. 1, the battery anti-loosening wiring device for the new energy automobile further comprises two electrode plates 3, the two electrode plates 3 are respectively electrically connected with the positive electrode and the negative electrode of the battery module 9, and the electrode plates 3 are respectively electrically connected with the first connector 1 after being soldered with the lead 5.
The battery module 9 is generally composed of a plurality of batteries, the batteries are connected in parallel or in series to form the battery module 9 for outputting the same, after the battery module 9 is assembled, basically, no modification is needed, only when a single battery is damaged, the battery module 9 is taken out, therefore, the batteries in the battery module 9 need to be fastened relatively precisely and permanently, the electrode plates 3 are uniformly connected with the positive and negative electrodes of the battery module 9, the electrical connection is reliable, the end of the lead 5 led out from the first connector 1 and facing the battery module 9 only needs to be connected with the electrode plates to complete the electrical connection, otherwise, the lead 5 is respectively connected with the positive and negative electrodes of each battery, the connection is not reliable, and the condition such as cable bending damage takes place for a short time easily, and the electrode slice is a sheetmetal, and the intensity of self is high, can not take place the condition of damage.
As shown in fig. 5, the anti-loose wiring device for the battery for the new energy automobile further comprises a fixing assembly 4, wherein the fixing assembly 4 is used for fixing the positive electrode and the negative electrode of the electrode plate 3 and the battery module 9; the fixing component 4 comprises a threaded head 41, a first nut 42 and a second nut 44, the threaded head 41 comprises two sections of threaded columns, one end of the large diameter of the threaded head 41 is in contact welding with a battery electrode 91 of the battery module 9, the two sections of threads of the threaded head 41 are opposite in rotating direction, the surface of the electrode plate 3 is provided with a hole and sleeved on the threaded head 41, and the first nut 42 and the second nut 44 are screwed on the two sections of threads of the threaded head 41 respectively and press the electrode plate 3 tightly.
The connection between the electrode plate 3 and the battery module 9 can be a welded permanent fixation or a bolt-screw-nut detachable fixation, the welded fixation is inconvenient to remove when a single battery is damaged, so that the use is not recommended, the bolt-screw-nut fixation is ensured to be reliable in connection, and the purpose of reliable connection can be achieved by using the fixing component 4. The connection principle is that the two-stage threads of the thread head 41 are respectively in threaded connection with the first nut 42 and the second nut 44, and the directions of rotation are opposite, so that in the loosening direction of the thread pairs, when one group of thread pairs loosens, the other group of thread pairs is tighter, that is, when external vibration occurs, the second nut 44 tends to be rotated and screwed in the direction when the first nut 42 is rotated and loosened in one direction, the rotational loosening of the first nut 42 is counteracted, and the second nut 44 is loosened and the first nut 42 is screwed in the opposite direction. The screw head 41 may be welded to the battery module 9 during assembly, or may be two-stage screw threads that are customized on the battery electrode 91 during manufacture of a single battery.
As shown in fig. 5, the fixing assembly 4 further includes an elastic body 43, and the elastic body 43 is disposed between the first nut 42 and the second nut 44. The elastic body 43 can expand the first nut 42 and the second nut 44, so that the two nuts have larger pre-tightening force in the axial direction.
As shown in fig. 5, the elastic body 43 is a belleville spring. The belleville spring has uniform elasticity release in the circumferential direction and can generate larger axial elasticity in a small axial thickness.
As shown in fig. 2, there are two each of the sensing post 13 and the armature 23, the sensing post 13 is located on both sides of the first port 12, and the armature 23 is located on both sides of the second port 22. The induction column 13 and the armature 23 are adsorbed and anti-loose on two sides of the interface respectively, are stressed uniformly and are firmly connected.
As shown in fig. 2 and 6, the spiral directions of the wires 5 wound on the two induction columns 13 are opposite. The directions of the currents in the wires 5 on the two induction posts 13 are opposite, so that the magnetic fields in the same direction can be established if the spiral winding directions are opposite, and although the magnetic fields in different directions can also attract the armatures 23 respectively, because the two armatures 23 are independent and magnetized respectively, the magnetic fields in different directions can interfere with each other, and the attraction force on the armatures 23 is reduced.
The thread on the head 41 is a fine thread. The thread pitch of the fine thread is smaller than that of the coarse thread, and the thread with the short thread pitch has better performance in the aspect of friction self-locking and is less prone to vibration loosening.
The using process and principle of the device are as follows: the electrode plates 3 are used for connecting battery electrodes 91 of single batteries of the battery module 9, the electrode plates 3 are connected to the first connector 1 in a unified mode, the electrode plates 3 and the battery electrodes 91 are connected stably and reliably through the fixing assembly 4, double threads are fixed in an anti-loosening mode, the belleville springs are axially pre-tightened, the first connector 1 and the second connector 2 are connected in a plug-in mode, the second connector 2 is connected to an electric component of the battery module 9, and the battery module 9 is placed in a battery cabin of a new energy automobile. When the battery module 9 supplies power to the outside, current flows through the first connector 1, the induction column 13 in the first connector establishes a magnetic field to adsorb the armature 23 in the second connector 2, the larger the output current of the battery module 9 is, the more tightly the connection between the first connector 1 and the second connector 2 is, and after a new energy automobile stops, when the battery module 9 needs to be disassembled, the first connector 1 and the second connector 2 are pulled out.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides a locking termination of battery for new energy automobile which characterized in that: the battery anti-loosening wiring device for the new energy automobile comprises a first connector (1), a second connector (2) and a wire (4), wherein the first connector (1) is connected with a battery module (9) through the wire (4), and the first connector (1) and the second connector (2) are electrically connected in a plugging mode or a plug-in mode.
2. The battery anti-loosening wiring device for the new energy automobile as claimed in claim 1, characterized in that: the first connector (1) comprises a first plastic block (11), a first interface (12) and an induction column (13), and the second connector (2) comprises a second plastic block (21), a second interface (22) and an armature (23);
the induction column (13) is glued in the first plastic block (11), one end of the induction column (13) is exposed out of the first plastic block (11), the first connectors (12) are arranged on the side surface of the first plastic block (11), and are positioned on the same side as the end part of the induction column (13) exposed out of the first plastic block (11), the number of the first connectors (12) is two, the first connectors are respectively connected with the positive electrode and the negative electrode of the battery module (9) through leads (5), and the leads (5) are spirally wound on the induction column (13) in the first plastic block (11);
the utility model discloses a plastic block, including the second plastic block (21), second interface (22) and jack (221), second interface (22) and first interface (12) butt joint, armature (23) are equipped with to the embedded armature (23) that is equipped with of jack (221), and jack (221) and response post (13) butt joint, and the gluey wire (5) of adorning in second plastic block (21), second interface (22) are connected with wire (5) respectively.
3. The battery anti-loosening wiring device for the new energy automobile as claimed in claim 2, characterized in that: the battery anti-loosening wiring device for the new energy automobile further comprises two electrode plates (3), wherein the two electrode plates (3) are respectively electrically connected with the positive electrode and the negative electrode of the battery module (9), and the electrode plates (3) are respectively electrically connected with the first connector (1) after being subjected to tin soldering with the lead (5).
4. The battery anti-loosening wiring device for the new energy automobile as claimed in claim 3, characterized in that: the battery anti-loosening wiring device for the new energy automobile further comprises a fixing assembly (4), wherein the fixing assembly (4) is used for fixing the positive electrode and the negative electrode of the electrode plate (3) and the battery module (9); fixed subassembly (4) include thread head (41), first nut (42) and second nut (44), thread head (41) include two sections screw thread posts, and the one end of thread head (41) major diameter welds with battery electrode (91) contact of battery module (9), and two sections screw threads of thread head (41) revolve to opposite, electrode plate (3) surface trompil is established on thread head (41), first nut (42) and second nut (44) close soon respectively on two sections screw threads of thread head (41) and compress tightly electrode plate (3).
5. The battery anti-loosening wiring device for the new energy automobile as claimed in claim 4, characterized in that: the securing assembly (4) further comprises an elastic body (43), the elastic body (43) being disposed between the first nut (42) and the second nut (44).
6. The battery anti-loosening wiring device for the new energy automobile as claimed in claim 5, characterized in that: the elastic body (43) is a belleville spring.
7. The battery anti-loosening wiring device for the new energy automobile as claimed in claim 2, characterized in that: the induction column (13) and the armature (23) are respectively provided with two parts, the induction column (13) is positioned on two sides of the first interface (12), and the armature (23) is positioned on two sides of the second interface (22).
8. The battery anti-loosening wiring device for the new energy automobile as claimed in claim 7, characterized in that: the spiral directions of the winding of the conducting wires (5) on the two induction columns (13) are opposite.
9. The battery anti-loosening wiring device for the new energy automobile as claimed in claim 4, characterized in that: the thread on the thread head (41) is a fine thread.
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| CN201910972805.5A CN110676654B (en) | 2019-10-14 | 2019-10-14 | Battery anti-loosening wiring device for new energy automobile |
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| CN201910972805.5A CN110676654B (en) | 2019-10-14 | 2019-10-14 | Battery anti-loosening wiring device for new energy automobile |
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| CN110676654B CN110676654B (en) | 2021-07-06 |
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| CN111243830A (en) * | 2020-03-05 | 2020-06-05 | 杭州瀚高电力工程设计有限公司 | Anti-loose type transformer for wiring |
| CN112582738A (en) * | 2020-12-09 | 2021-03-30 | 深圳库博能源科技有限公司 | Battery energy storage power supply device with automatic control function based on mass battery data |
| CN112710604A (en) * | 2020-11-27 | 2021-04-27 | 中国汽车工程研究院股份有限公司 | Electromagnetic quick-release structure of material friction abnormal sound test bed |
| CN112821004A (en) * | 2021-01-26 | 2021-05-18 | 林思琪 | Battery anti-loosening wiring device for new energy automobile |
| CN117394064A (en) * | 2023-12-08 | 2024-01-12 | 深圳市德兰明海新能源股份有限公司 | Energy storage equipment and signal connection structure thereof |
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| CN112821004A (en) * | 2021-01-26 | 2021-05-18 | 林思琪 | Battery anti-loosening wiring device for new energy automobile |
| CN117394064A (en) * | 2023-12-08 | 2024-01-12 | 深圳市德兰明海新能源股份有限公司 | Energy storage equipment and signal connection structure thereof |
| CN117394064B (en) * | 2023-12-08 | 2024-04-09 | 深圳市德兰明海新能源股份有限公司 | Energy storage equipment and signal connection structure thereof |
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Effective date of registration: 20210816 Address after: 212323 Jiedong Village, Jiepai Town, Danyang City, Zhenjiang City, Jiangsu Province Patentee after: Jiangsu Huazi Automobile Industry Co., Ltd Address before: 212323 Jiedong Village, Jiepai Town, Danyang City, Zhenjiang City, Jiangsu Province Patentee before: JIANGSU KAWEI AUTO INDUSTRIAL GROUP Co.,Ltd. |