CN111430615A - Lithium battery mounting structure for new energy automobile - Google Patents
Lithium battery mounting structure for new energy automobile Download PDFInfo
- Publication number
- CN111430615A CN111430615A CN202010255205.XA CN202010255205A CN111430615A CN 111430615 A CN111430615 A CN 111430615A CN 202010255205 A CN202010255205 A CN 202010255205A CN 111430615 A CN111430615 A CN 111430615A
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- China
- Prior art keywords
- wall
- bolt
- limiting plate
- new energy
- lithium battery
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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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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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)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a lithium battery mounting structure for a new energy vehicle, which relates to the field of battery mounting of new energy vehicles and comprises an end cover, wherein the bottom end of the end cover is connected with a battery box, the inner wall of the battery box is provided with an upper limiting plate, the bottom end of the upper limiting plate is fixedly provided with a connecting plate, the bottom end of the connecting plate is connected with a lower limiting plate, the inner wall of the lower limiting plate is fixedly provided with a lower connecting rod, the top end of the upper limiting plate is provided with a buckle, the upper limiting plate and the buckle are both internally provided with clamping grooves, and the upper limiting plate and the buckle are internally provided with limiting grooves on the inner sides of the clamping grooves. According to the invention, the first contact piece, the second contact piece, the lamp beads and the metal sheets are arranged, the installation of the connecting bolt is completed, at the moment, one dry battery is taken, the positive electrode and the negative electrode of the dry battery are respectively contacted with the two metal sheets, if the lamp beads are bright, the installation of the connecting bolt is successful, and if the lamp beads are not bright, the connecting bolt is not completely screwed, so that the lithium battery pack is prevented from loosening after being installed, and the safety risk is reduced.
Description
Technical Field
The invention relates to the field of new energy vehicle battery installation, in particular to a lithium battery installation structure for a new energy vehicle.
Background
Batteries for new energy vehicles can be classified into two broad categories, namely storage batteries and fuel cells, the storage batteries are suitable for pure new energy vehicles and can be classified into lead-acid batteries, nickel-based batteries (nickel-hydrogen and nickel-metal hydride batteries, nickel-zinc and nickel-zinc batteries), sodium β batteries (sodium-sulfur batteries and sodium-nickel chloride batteries), secondary lithium batteries, air batteries and the like, and the fuel cells are exclusively used for fuel cell new energy vehicles and can be classified into Alkaline Fuel Cells (AFC), Phosphoric Acid Fuel Cells (PAFC), Molten Carbonate Fuel Cells (MCFC), Solid Oxide Fuel Cells (SOFC), proton exchange membrane fuel cells (pefc), Direct Methanol Fuel Cells (DMFC) and the like.
In the current installation process of a lithium battery pack in a new energy vehicle, whether the battery is installed or not is generally judged by the experience of workers, so that the situation of untightening sometimes occurs, the situation cannot be found quickly, and safety risks are easily caused; meanwhile, the existing end cover and the battery box are connected through only one bolt and one nut, and the new energy vehicle often jolts in the long-time driving process, so that the bolt and the nut are easy to loosen, dust and water are easy to enter, and the service life of the device is shortened.
Disclosure of Invention
The invention aims to: in order to solve the problem that the lithium battery mounting structure for the new energy automobile cannot be found quickly, safety risks and the new energy automobile often happen to be overturned in the long-time driving process, bolts and nuts are easy to loosen, so that dust and water are easy to enter, the service life of the device is shortened, and the lithium battery mounting structure for the new energy automobile is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a lithium battery mounting structure for a new energy automobile comprises an end cover, wherein a battery box is connected to the bottom end of the end cover, an upper limiting plate is arranged on the inner wall of the battery box, a connecting plate is fixed to the bottom end of the upper limiting plate, a lower limiting plate is connected to the bottom end of the connecting plate, a lower connecting rod is fixed to the inner wall of the lower limiting plate, a buckle is arranged at the top end of the upper limiting plate, clamping grooves are formed in the upper limiting plate and the buckle, limiting grooves are formed in the inner sides of the upper limiting plate and the buckle, clamping plates are connected to the inner walls of the clamping grooves, an upper connecting rod is fixed to the inner sides of the clamping plates, connecting holes are fixed to the two ends of the buckle, mounting holes are formed in the two ends of the clamping grooves in the inner portion of the upper limiting plate, lamp beads are embedded in the outer sides of the mounting holes, accommodating, the inner wall of accomodating the groove is connected with the spring, the top of spring is connected with the compression board, the inboard that the bottom of compression board is located the spring is connected with the contact No. one, the bottom of accomodating the inslot wall is provided with the contact No. two, the output of contact No. two and lamp pearl all is connected with the wire, the bottom of wire is connected with the sheetmetal, the end cover all is provided with the connecting hole with the inside of battery box, the inner wall of connecting hole is connected with the bolt No. one, the inner wall of bolt is provided with the annular ring, the inner wall connection of annular ring has the bolt No. two.
Preferably, the number of the connecting plates is two, and the two groups of the connecting plates are stacked along the vertical central axis of the upper limiting plate.
Preferably, the outer wall of the clamping plate is matched with the inner wall of the clamping groove, and the outer wall of the upper connecting rod is matched with the inner wall of the limiting groove.
Preferably, the connecting hole passes through connecting bolt with the mounting hole and is connected, the outside of spacing groove is provided with the meshing tooth with the position department that the upper tie rod contacted, the inner wall of spacing groove be provided with upper tie rod assorted meshing tooth.
Preferably, the outer wall of compression board agrees with mutually with the inner wall of accomodating the groove, the quantity of spring is two, and two springs set up along the vertical axis symmetry of accomodating the groove, No. one contact and lamp pearl electric connection.
Preferably, the second contact piece is electrically connected with the metal sheet through a wire, and the lamp bead is electrically connected with the metal sheet through a wire.
Preferably, the end cover and the battery box are detachably connected through a connecting hole and a first bolt and a second bolt, and a sealing ring is arranged at the position where the end cover is in contact with the battery box.
Preferably, the inner wall of annular hole is provided with the internal thread with No. two bolt assorted, the top of a bolt all is provided with interior hexagonal hole with the bottom of No. two bolts.
Preferably, the lithium battery pack is fixed between the lower connecting rod and the upper connecting rod.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the first contact piece, the second contact piece, the lamp beads and the metal sheets are arranged, the installation of the connecting bolt is completed, at the moment, one dry battery is taken, the positive electrode and the negative electrode of the dry battery are respectively contacted with the two metal sheets, if the lamp beads are bright, the installation of the connecting bolt is successful, and if the lamp beads are not bright, the connecting bolt is not completely screwed, so that the lithium battery pack is prevented from loosening after being installed, and the safety risk is reduced;
2. according to the invention, the end cover is connected with the battery box through the first bolt, the second bolt and the annular hole, the first bolt is connected with the connecting hole, after the connection is finished, the first bolt is fixed by using the inner hexagonal wrench to prevent the first bolt from rotating, and then the second bolt is connected with the annular hole until the second bolt is fixed, so that a gap can be effectively prevented from being generated between the end cover and the battery box in the use process of the device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of the present invention at A;
FIG. 3 is a cross-sectional view of a mounting hole of the present invention;
FIG. 4 is a schematic view of the installation of the end cap of the present invention;
FIG. 5 is a schematic view of the second bolt of the present invention.
In the figure: 1. an end cap; 2. an upper limiting plate; 3. a connecting plate; 4. a lower limiting plate; 5. a battery box; 6. a lower connecting rod; 7. a card slot; 8. a limiting groove; 9. clamping a plate; 10. an upper connecting rod; 11. buckling; 12. connecting holes; 13. mounting holes; 14. a lamp bead; 15. a compression plate; 16. a first contact piece; 17. a receiving groove; 18. a second contact piece; 19. a metal sheet; 20. a wire; 21. a spring; 22. connecting holes; 23. a first bolt; 24. a second bolt; 25. an annular aperture.
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.
Referring to fig. 1-5, a lithium battery mounting structure for a new energy automobile comprises an end cover 1, a battery box 5 is connected to the bottom end of the end cover 1, an upper limiting plate 2 is arranged on the inner wall of the battery box 5, a connecting plate 3 is fixed to the bottom end of the upper limiting plate 2, a lower limiting plate 4 is connected to the bottom end of the connecting plate 3, a lower connecting rod 6 is fixed to the inner wall of the lower limiting plate 4, a buckle 11 is arranged at the top end of the upper limiting plate 2, a clamping groove 7 is arranged inside the upper limiting plate 2 and the buckle 11, a limiting groove 8 is arranged inside the upper limiting plate 2 and the buckle 11 and inside the clamping groove 7, a clamping plate 9 is connected to the inner wall of the clamping groove 7, an upper connecting rod 10 is fixed to the inner side of the clamping plate 9, connecting holes 12 are fixed to the inner side of the buckle 11 and both ends of the clamping groove 7, mounting holes 13 are arranged inside, the bottom of mounting hole 13 inner wall is provided with accomodate groove 17, the inner wall of accomodating groove 17 is connected with spring 21, the top of spring 21 is connected with compression plate 15, the inboard that the bottom of compression plate 15 is located spring 21 is connected with contact 16 No. one, the bottom of accomodating the groove 17 inner wall is provided with contact 18 No. two, contact 18 No. two all is connected with wire 20 with the output of lamp pearl 14, the bottom of wire 20 is connected with sheetmetal 19, end cover 1 all is provided with connecting hole 22 with battery box 5's inside, the inner wall of connecting hole 22 is connected with bolt 23 No. one, bolt 23's inner wall is provided with annular hole 25, the inner wall of annular hole 25 is connected with bolt 24 No. two.
Please refer to fig. 1, the number of the connecting plates 3 is two, and the two groups of connecting plates 3 are stacked along the vertical central axis of the upper limiting plate 2, so that the link between the upper limiting plate 2 and the lower limiting plate 4 is increased by the two groups of connecting plates 3; the lithium battery pack is fixed between the lower connecting rod 6 and the upper connecting rod 10, so that the contact area between the lithium battery pack and the device is conveniently reduced.
Please refer to fig. 2, the outer wall of the clamping plate 9 fits the inner wall of the clamping groove 7, so that the clamping plate 9 is connected to the clamping groove 7, the outer wall of the upper connecting rod 10 fits the inner wall of the limiting groove 8, and the upper connecting rod 10 is connected to the limiting groove 8.
Please refer to fig. 2, the connection hole 12 is connected to the mounting hole 13 by a connection bolt, so that the connection hole 12 is connected to the mounting hole 13 by the connection bolt, the outer side of the limiting groove 8 is provided with a meshing tooth at a position contacting with the upper connecting rod 10, and the inner wall of the limiting groove 8 is provided with a meshing tooth matching with the upper connecting rod 10, so that the upper connecting rod 10 can be placed to rotate conveniently.
Please refer to fig. 3, the outer wall of the compression plate 15 is matched with the inner wall of the accommodating groove 17, so that the compression plate 15 can be conveniently and completely clamped into the accommodating groove 17, the number of the springs 21 is two, and the two springs 21 are symmetrically arranged along the vertical central axis of the accommodating groove 17, so that the supporting force of the springs 21 on the compression plate 15 can be conveniently improved, the first contact piece 16 is electrically connected with the lamp bead 14, and the first contact piece 16 is convenient for transmitting electric energy to the lamp bead 14.
Please refer to fig. 3, the second contact piece 18 is electrically connected to the metal sheet 19 through the conducting wire 20, and the lamp bead 14 is electrically connected to the metal sheet 19 through the conducting wire 20, so that the power circuit of the lamp bead 14 can be connected after the dry battery is contacted to the two metal sheets 19.
Please refer to fig. 4, the end cap 1 and the battery box 5 are detachably connected through the connection hole 22 and the first bolt 23 and the second bolt 24, so as to open or close the end cap 1, and a sealing ring is disposed at a position where the end cap 1 contacts the battery box 5, so as to prevent dust or water from entering from the position where the end cap 1 contacts the battery box 5.
Please refer to fig. 5, the inner wall of the annular hole 25 is provided with an internal thread matching with the second bolt 24 to facilitate the connection between the second bolt 24 and the first bolt 23, and the top end of the first bolt 23 and the bottom end of the second bolt 24 are both provided with an internal hexagonal hole to facilitate the rotation of the first bolt 23 and the second bolt 24 by an external hexagonal wrench.
The working principle is as follows: firstly, when the lithium battery pack is installed, the lithium battery pack is sequentially placed at the top end of a lower connecting rod 6, after the lithium battery pack is placed, an upper connecting rod 10 and a buckle 11 are respectively clamped on the inner walls of a limiting groove 8 and a clamping groove 7 on an upper limiting plate 2, then the limiting groove 8 and the clamping groove 7 on the buckle 11 are respectively connected with the upper connecting rod 10 and a clamping plate 9, a connecting hole 12 and a mounting hole 13 are connected by using a connecting bolt, the connecting bolt continuously moves downwards after entering the inner wall of the mounting hole 13 until the mounting hole 13 is contacted with a compression plate 15, the connecting bolt continuously moves downwards, the compression plate 15 is extruded under force and moves downwards, a spring 21 is compressed until the compression plate 15 is completely clamped on the inner wall of a containing groove 17, a first contact piece 16 is contacted with a second contact piece 18, the connecting bolt is installed, one dry battery is taken at the moment, the positive and negative poles of the dry batteries are respectively contacted with two metal sheets 19, if the lamp beads 14 are lightened, the connecting bolts are successfully installed, and if the lamp beads 14 are not lightened, the connecting bolts are not completely screwed, so that the lithium battery pack is prevented from loosening after being installed; then, after the lithium battery pack is installed, the end cover 1 is connected with the battery box 5, the first bolt 23 is connected with the connecting hole 22, after the connection is finished, the first bolt 23 is fixed by using an inner hexagonal wrench, the first bolt 23 is prevented from rotating, the second bolt 24 is connected with the annular hole 25 until the second bolt 24 is fixed, and in the using process of the device, a gap can be effectively prevented from being generated between the end cover 1 and the battery box 5.
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 lithium cell mounting structure for new energy automobile, includes end cover (1), its characterized in that: the bottom end of the end cover (1) is connected with a battery box (5), the inner wall of the battery box (5) is provided with an upper limiting plate (2), the bottom end of the upper limiting plate (2) is fixedly provided with a connecting plate (3), the bottom end of the connecting plate (3) is connected with a lower limiting plate (4), the inner wall of the lower limiting plate (4) is fixedly provided with a lower connecting rod (6), the top end of the upper limiting plate (2) is provided with a buckle (11), the insides of the upper limiting plate (2) and the buckle (11) are respectively provided with a clamping groove (7), the insides of the upper limiting plate (2) and the buckle (11) which are positioned at the clamping groove (7) are respectively provided with a limiting groove (8), the inner wall of the clamping groove (7) is connected with a clamping plate (9), the inner side of the clamping plate (9) is fixedly provided with an upper connecting rod (10), the insides of the buckle, mounting holes (13) are formed in two ends, located in the clamping groove (7), of the upper limiting plate (2), lamp beads (14) are embedded in the outer side of the mounting holes (13), a containing groove (17) is formed in the bottom end of the inner wall of the mounting holes (13), a spring (21) is connected to the inner wall of the containing groove (17), a compression plate (15) is connected to the top end of the spring (21), a first contact piece (16) is connected to the inner side, located in the spring (21), of the bottom end of the compression plate (15), a second contact piece (18) is arranged at the bottom end of the inner wall of the containing groove (17), the second contact piece (18) and the output end of the lamp beads (14) are both connected with a lead (20), a metal piece (19) is connected to the bottom end of the lead (20), connecting holes (22) are formed in the end cover (1) and the battery box (5), and a first bolt (23) is connected, the inner wall of the first bolt (23) is provided with an annular hole (25), and the inner wall of the annular hole (25) is connected with a second bolt (24).
2. The lithium battery mounting structure for the new energy automobile of claim 1, characterized in that: the number of connecting plates (3) is two sets of, and two sets of connecting plates (3) are piled up along the vertical axis of last limiting plate (2) and are set up.
3. The lithium battery mounting structure for the new energy automobile of claim 1, characterized in that: the outer wall of the clamping plate (9) is matched with the inner wall of the clamping groove (7), and the outer wall of the upper connecting rod (10) is matched with the inner wall of the limiting groove (8).
4. The lithium battery mounting structure for the new energy automobile of claim 1, characterized in that: the connecting hole (12) is connected with the mounting hole (13) through a connecting bolt, the position where the outer side of the limiting groove (8) is contacted with the upper connecting rod (10) is provided with a meshing tooth, and the inner wall of the limiting groove (8) is provided with a meshing tooth matched with the upper connecting rod (10).
5. The lithium battery mounting structure for the new energy automobile of claim 1, characterized in that: the outer wall of compression plate (15) agrees with mutually with the inner wall of accomodating groove (17), the quantity of spring (21) is two, and two spring (21) along the vertical axis symmetry setting of accomodating groove (17), No. one contact (16) and lamp pearl (14) electric connection.
6. The lithium battery mounting structure for the new energy automobile of claim 1, characterized in that: the second contact piece (18) is electrically connected with the metal sheet (19) through a lead (20), and the lamp bead (14) is electrically connected with the metal sheet (19) through the lead (20).
7. The lithium battery mounting structure for the new energy automobile of claim 1, characterized in that: the end cover (1) and the battery box (5) are detachably connected through a connecting hole (22), a first bolt (23) and a second bolt (24), and a sealing ring is arranged at the position where the end cover (1) is in contact with the battery box (5).
8. The lithium battery mounting structure for the new energy automobile of claim 1, characterized in that: the inner wall of annular hole (25) is provided with the internal thread with No. two bolt (24) assorted, the top of a bolt (23) and the bottom of No. two bolt (24) all are provided with hexagon socket hole.
9. The lithium battery mounting structure for the new energy automobile of claim 1, characterized in that: the lithium battery pack is fixed between the lower connecting rod (6) and the upper connecting rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010255205.XA CN111430615A (en) | 2020-04-02 | 2020-04-02 | Lithium battery mounting structure for new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010255205.XA CN111430615A (en) | 2020-04-02 | 2020-04-02 | Lithium battery mounting structure for new energy automobile |
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| Publication Number | Publication Date |
|---|---|
| CN111430615A true CN111430615A (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010255205.XA Pending CN111430615A (en) | 2020-04-02 | 2020-04-02 | Lithium battery mounting structure for new energy automobile |
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| CN (1) | CN111430615A (en) |
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| CN110409922A (en) * | 2019-07-29 | 2019-11-05 | 江苏拓轶智能科技有限公司 | A kind of passive magnetic induction smart well cover lock |
| CN209766518U (en) * | 2019-05-23 | 2019-12-10 | 成都特隆美储能技术有限公司 | waterproof battery compartment easy to assemble |
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Application publication date: 20200717 |