CN110239331B - Waterproof structure between new energy automobile chassis and battery and waterproof method thereof - Google Patents
Waterproof structure between new energy automobile chassis and battery and waterproof method thereof Download PDFInfo
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- CN110239331B CN110239331B CN201910689532.3A CN201910689532A CN110239331B CN 110239331 B CN110239331 B CN 110239331B CN 201910689532 A CN201910689532 A CN 201910689532A CN 110239331 B CN110239331 B CN 110239331B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
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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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/66—Arrangements of batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/07—Water drainage or guide means not integral with roof structure
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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
Abstract
The invention discloses a waterproof structure between a new energy automobile chassis and a battery, which comprises a base plate and a cover plate connected with the top of the base plate, wherein an installation frame is installed in the base plate, the installation frame comprises a main beam and side beams, a plurality of side beams are horizontally connected to two sides of the main beam, the end parts of the side beams are connected with abutting plates, and a plurality of telescopic columns are connected between the abutting plates and the end parts of the side beams. Outside rainwater enters into the inside of inserting groove from the gap, at first enters into between the inner wall of inserting groove and the lateral wall of picture peg, and the contact of a plurality of sealed pad in rainwater and the outside receives sealed the hindrance of filling up to with the contact of the pad that absorbs water on sealed pad upper portion, the pad that absorbs water absorbs the rainwater. After too much rainwater enters the bottom end of the insertion groove, the rainwater is discharged outwards from the water outlet, enters the drain pipe through the one-way valve and is discharged outwards.
Description
Technical Field
The invention relates to a waterproof structure, in particular to a waterproof structure between a chassis and a battery of a new energy automobile and a waterproof method thereof, and belongs to the field of application of new energy automobiles.
Background
The new energy automobile refers to all other energy automobiles except gasoline and diesel engines. Including fuel cell vehicles, hybrid vehicles, hydrogen powered vehicles, solar powered vehicles, and the like. The exhaust emission is relatively low. At present, most of new energy automobiles sold in the Chinese market are hybrid electric vehicles and pure electric vehicles.
In the manufacturing process of the electric automobile, in order to make the battery not easily contact with water in use and keep the battery safe in use, a waterproof device is often installed between the battery and an automobile chassis. The existing waterproof device has poor waterproof effect in use, and after the battery is assembled, the battery is inconvenient to mount and dismount on the chassis, and the subsequent maintenance is troublesome. And in case inside entering rainwater of protective structure after, the rainwater is difficult for discharging, contacts with the battery easily, causes the influence to the battery, leads to the battery to damage even.
Disclosure of Invention
The invention aims to provide a waterproof structure between a new energy automobile chassis and a battery and a waterproof method thereof, which can solve the problems that the existing waterproof device has poor waterproof effect in use, the battery is inconvenient to mount and dismount on the chassis after being assembled, and the subsequent maintenance is troublesome. And once the inside rainwater that gets into of protective structure back, the rainwater is difficult for discharging, contacts with the battery easily, causes the influence to the battery, leads to the technical problem of battery damage even.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a waterproof construction between new energy automobile chassis and battery, includes the apron that bed plate and its top are connected, the internally mounted of bed plate has the installation frame, the installation frame includes girder and boundary beam, and the equal horizontally connect in both sides of girder has a plurality of boundary beam, and the end connection of boundary beam has butt plate, is connected with the flexible post of a plurality of between the tip of butt plate and boundary beam.
The utility model discloses a water-absorbing base plate, including bed plate, picture peg, and the edge, picture peg, and the edge, the edge.
The bottom of inserting groove is provided with the delivery port towards the outside, and the end connection of delivery port has the drain pipe, and the one end of drain pipe runs through the side of bed plate, and installs the check valve between delivery port and the drain pipe.
Preferably, the two ends of the base plate and the two ends of the side surface are both connected with fastening bolts, and the end parts of the fastening bolts are connected with the mounting frame.
Preferably, the bearing plate that the arc set up is all installed to the inside of bed plate and the inside of apron, and the inside bearing plate arc mouth of bed plate is up, and the inside bearing plate arc mouth of apron is down, and the blotter is all installed to the inside of bearing plate arc mouth.
Preferably, flexible post includes sleeve and bracing piece, and the bracing piece suit is in telescopic inside, and can slide in telescopic inside, and the both ends of flexible post and the tip of boundary beam and butt joint board all are perpendicular setting.
Preferably, the bottom of bracing piece is connected with the limiting plate, is connected with a plurality of damping spring between the bottom of limiting plate and the inside bottom of telescopic.
Preferably, the edge of the outer end of the inner portion of the sleeve is provided with a baffle ring, and the inner diameter of the baffle ring is smaller than the diameter of the limiting plate.
A waterproof method of a waterproof structure between a new energy automobile chassis and a battery comprises the following specific steps:
the method comprises the following steps: fixing a base plate on the upper part of an automobile chassis, selecting a required installation frame to be installed in the base plate, wherein when the installation frame is installed, one side of the installation frame is firstly abutted against the inside of the base plate, a plurality of abutting plates on the other side of the installation frame are pressed, a telescopic column is stressed to contract, and the whole installation frame is placed in the base plate; the fastening bolts at the two ends are fixedly connected with the two ends of the main beam, the damping spring pushes the supporting rod to move outwards, so that the abutting plate at the end part is driven to be in close contact with the inner side surface of the base plate, and meanwhile the fastening bolts at the end parts of the two sides of the base plate are screwed to be fixedly connected with the abutting plate; the bottom of the mounting frame is closely contacted with the cushion pad on the upper part of the base plate;
step two: fixing the required battery on the upper part of the mounting frame, and mounting the cover plate on the upper part of the base plate; when the base plate is installed, the inserting plate at the edge of the bottom of the cover plate is inserted into the inserting groove, and the base plate and the cover plate are fixed by the screw; when in plugging, the sealing gaskets on the two sides are pressed to contract inwards and are in close contact with the inner wall of the plugging groove;
step three: when in use, external rainwater enters the inside of the inserting groove from the gap, firstly enters between the inner wall of the inserting groove and the side wall of the inserting plate, is contacted with the plurality of sealing gaskets on the outer side, is hindered by the sealing gaskets, and is contacted with the water absorption pad on the upper part of the sealing gasket, and absorbs the rainwater; after too much rainwater enters the inner bottom end of the inserting groove, the rainwater is discharged outwards from the water outlet, enters the drain pipe through the one-way valve and is discharged outwards; when rainwater is discharged, the sealing gasket on the inner side plugs the rainwater, and the water absorption gasket at the bottom of the sealing gasket further absorbs the water.
The invention has the beneficial effects that:
1. through the internal connection installation frame at the bed plate for can fix the bed plate on vehicle chassis's upper portion in work, when the installation frame was installed, one side at first with the inside butt of bed plate, press a plurality of butt board of opposite side, flexible post atress shrink, whole installation frame is placed in the inside of bed plate. The fastening bolt at both ends and the both ends fixed connection of girder, damping spring promote the bracing piece and outwards remove, and then drive the inside side in close contact with of butt board and the bed plate of tip, the fastening bolt and the butt board fixed connection of bed plate both sides tip simultaneously. The bottom of the mounting frame is in close contact with the cushion pad on the upper portion of the base plate. The blotter can play the effect of buffering at work, and installation frame and its battery on upper portion are difficult for rocking in use, and stability can be good, and the battery is not fragile in use. And the installation frame installation is dismantled simply, and flexible post can play the effect of slowing down the impact force at work, avoids the installation frame to receive the impact force after, the battery receives the damage.
2. Through setting up the inserting groove at the upper portion edge of bed plate, the bottom edge connection picture peg of apron, and the external connection pad that absorbs water at the picture peg for the apron is installed on the upper portion of bed plate in work, and the picture peg at apron bottom edge pegs graft and enters into the inside of inserting groove, and the sealed pad of both sides receives pressure and all inwards contracts, and with the inseparable contact of inner wall of inserting groove. The outside water absorption pad faces upwards, and the inside water absorption pad faces downwards, so that good waterproof effect can be achieved. Outside rainwater enters into the inside of inserting groove from the gap, at first enters into between the inner wall of inserting groove and the lateral wall of picture peg, and the contact of a plurality of sealed pad in rainwater and the outside receives sealed the hindrance of filling up to with the contact of the pad that absorbs water on sealed pad upper portion, the pad that absorbs water absorbs the rainwater. After too much rainwater enters the bottom end of the insertion groove, the rainwater is discharged outwards from the water outlet, enters the drain pipe through the one-way valve and is discharged outwards. The check valve can prevent outside rainwater from entering the inside of inserting groove from the drain pipe, can be timely with the log raft of inside to external world, guarantee that inside rainwater can not pile up, the rainwater can not get into the inside of bedplate. When rainwater is discharged, the sealing gasket on the inner side plugs the rainwater, and the water absorption gasket at the bottom of the sealing gasket further absorbs water, so that the rainwater is prevented from flowing into the base plate from the inner side of the joint of the insertion groove and the insertion plate, the internal battery is protected from being stained with water, and the sealing gasket is safer in use.
3. Through the internally mounted bearing plate at bed plate and apron for the bearing plate of apron and bed plate inside can increase the resistance to compression and impact resistance ability of apron and bed plate in using, non-deformable damages in the use. After the cover plate and the base plate are broken, the bearing plate plays a role in protection, and the internal battery is not contacted with the outside and is not easy to damage.
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 view of the overall structure of the present invention.
Fig. 2 is an exploded perspective view of fig. 1 according to the present invention.
Fig. 3 is an exploded perspective view of the base plate of fig. 2 according to the present invention.
Fig. 4 is a schematic view of the mounting frame structure of the present invention.
FIG. 5 is a schematic view of the internal structure of the base plate of the present invention.
FIG. 6 is an enlarged view of detail A in FIG. 5 according to the present invention.
Fig. 7 is a schematic view of the structure of the insert plate of the present invention.
Fig. 8 is a schematic view of the telescopic column of the present invention.
In the figure: 1. a base plate; 2. a drain pipe; 3. a cover plate; 4. a mounting frame; 5. inserting plates; 6. fastening a bolt; 7. a main beam; 8. a butt joint plate; 9. a telescopic column; 10. a boundary beam; 11. a bearing plate; 12. a cushion pad; 13. inserting grooves; 14. a one-way valve; 15. a water outlet; 16. a gasket; 17. a water absorbent pad; 18. a damping spring; 19. a limiting plate; 20. a support bar; 21. and (4) a baffle ring.
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.
Referring to fig. 1-8, a waterproof structure between a new energy automobile chassis and a battery includes a base plate 1 and a cover plate 3 connected to the top of the base plate 1, an installation frame 4 is installed inside the base plate 1, the installation frame 4 includes a main beam 7 and side beams 10, both sides of the main beam 7 are horizontally connected to a plurality of side beams 10, the end of each side beam 10 is connected to a butt plate 8, and a plurality of telescopic columns 9 are connected between the butt plate 8 and the end of each side beam 10.
The edge top middle-end all is provided with inserting groove 13 all around of bed plate 1, adjacent inserting groove 13 link up each other, the bottom edge all around of apron 3 middle part all is connected with picture peg 5, sealed fixed connection between 5 tip of adjacent picture peg, picture peg 5 is pegged graft in inserting groove 13's inside, picture peg 5's inside and outside both sides all are connected with the sealed 16 of a plurality of, sealed 16 of filling up is the slope setting in picture peg 5's side, the one end downward sloping of the sealed 16 of inboard pad, and the side of picture peg 5 is kept away from to the lower extreme, the sealed 16 one end tilt up of outside, and the side of picture peg 5 is kept away from to the upper end, the sealed 16 upper end of outside and the sealed 16 lower extreme of inboard pad all are connected with water absorption pad 17.
The bottom of inserting groove 13 is provided with delivery port 15 towards the outside, and the end connection of delivery port 15 has drain pipe 2, and the one end of drain pipe 2 runs through the side of bed plate 1, and installs check valve 14 between delivery port 15 and the drain pipe 2.
Both ends of bed plate 1 and the both ends of side all are connected with fastening bolt 6, and fastening bolt 6's tip is connected with installation frame 4, and fastening bolt 6 can be fixed installation frame 4, and the fastness can be better.
The bottom of bracing piece 20 is connected with limiting plate 19, is connected with a plurality of damping spring 18 between the inside bottom of limiting plate 19's bottom and telescopic, and damping spring 18 can play the effect of shock attenuation buffering in work.
The edge of the inner outer end of the sleeve is provided with a baffle ring 21, the inner diameter of the baffle ring 21 is smaller than that of the limiting plate 19, and in the moving process of the supporting rod 20, the limiting plate 19 is limited by the baffle ring 21 and cannot fall off from the inside of the sleeve.
A waterproof method of a waterproof structure between a new energy automobile chassis and a battery comprises the following specific steps:
the method comprises the following steps: fixing a base plate 1 on the upper part of an automobile chassis, selecting a required installation frame 4 to be installed inside the base plate 1, wherein when the installation frame 4 is installed, one side is firstly abutted against the inside of the base plate 1, a plurality of abutting plates 8 on the other side are pressed, telescopic columns 9 are stressed to contract, and the whole installation frame 4 is placed inside the base plate 1; the fastening bolts 6 at the two ends are fixedly connected with the two ends of the main beam 7, the damping spring 18 pushes the support rod 20 to move outwards, so that the abutting plate 8 at the end part is driven to be in close contact with the inner side surface of the base plate 1, and meanwhile, the fastening bolts 6 at the end parts of the two sides of the base plate 1 are screwed to be fixedly connected with the abutting plate 8; the bottom of the mounting frame 4 is in close contact with the cushion pad 12 on the upper portion of the base plate 1;
step two: fixing the required battery on the upper part of the mounting frame 4, and mounting the cover plate 3 on the upper part of the base plate 1; when the base plate is installed, the inserting plate 5 at the edge of the bottom of the cover plate 3 is inserted into the inserting groove 13, and the base plate 1 and the cover plate 3 are fixed by a screw; when in plugging, the sealing gaskets 16 on the two sides are compressed inwards and are in close contact with the inner wall of the plugging groove 13;
step three: when in use, external rainwater enters the inside of the inserting groove 13 from the gap, firstly enters between the inner wall of the inserting groove 13 and the side wall of the inserting plate 5, and contacts with the plurality of sealing gaskets 16 on the outer side, is hindered by the sealing gaskets 16 and contacts with the water absorption pad 17 on the upper part of the sealing gasket 16, and the water absorption pad 17 absorbs the rainwater; after too much rainwater enters the bottom end of the insertion groove 13, the rainwater is discharged outwards from the water outlet 15, enters the drain pipe 2 through the one-way valve 14 and is discharged outwards; when the rainwater is discharged, the inner sealing gasket 16 blocks the rainwater, and the water absorption pad 17 at the bottom of the inner sealing gasket further absorbs the rainwater.
When the invention is used, the base plate 1 is fixed on the upper part of the automobile chassis, and the required mounting frame 4 is selected to be mounted inside the base plate 1 according to the actual battery mounting requirement. When installing, installation frame 4 at first with the inside butt of bed plate 1, press a plurality of butt plate 8 of opposite side, the shrink of flexible post 9 atress, whole installation frame 4 is placed in the inside of bed plate 1. The fastening bolt 6 at both ends and the both ends fixed connection of girder 7, damping spring 18 promote bracing piece 20 and outwards remove, and then drive the butt plate 8 of tip and the inside side in close contact with of bed plate 1, the fastening bolt 6 and the butt plate 8 fixed connection of the both sides tip of bed plate 1 simultaneously. The bottom of the mounting frame 4 is in close contact with the cushion pad 12 on the upper portion of the base plate 1. The buffer pad 12 can play a role in buffering in work, the mounting frame 4 and the battery on the upper portion of the mounting frame are not easy to shake in use, the stability is good, and the battery is not easy to damage in use. And installation frame 4 installation is dismantled simply, and flexible post 9 can play the effect of slowing down the impact force in work, avoids installation frame 4 to receive the impact force after, the battery receives the damage.
The required batteries are fixed on the upper portion of the mounting frame 4, and the cover plate 3 is mounted on the upper portion of the base plate 1. When the base plate is installed, the inserting plate 5 at the bottom edge of the cover plate 3 is inserted into the inserting groove 13, and the base plate 1 and the cover plate 3 are fixed by a screw rod. When the plug is plugged, the sealing gaskets 16 on the two sides are compressed inwards and are in close contact with the inner wall of the plugging groove 13. The outer absorbent pad 17 faces upward, and the inner absorbent pad 17 faces downward, both of which have good waterproof effects.
When in use, external rainwater enters the inside of the inserting groove 13 from the gap, firstly enters between the inner wall of the inserting groove 13 and the side wall of the inserting plate 5, and contacts with the plurality of sealing gaskets 16 on the outer side, is hindered by the sealing gaskets 16 and contacts with the water absorption pad 17 on the upper part of the sealing gasket 16, and the water absorption pad 17 absorbs the rainwater. After too much rainwater enters the bottom end of the insertion groove 13, the rainwater is discharged outwards from the water outlet 15, enters the drain pipe 2 through the one-way valve 14 and is discharged outwards. The one-way valve 14 can prevent external rainwater from entering the inside of the inserting groove 13 from the drain pipe 2, can timely discharge the internal rainwater to the outside, and ensures that the internal rainwater cannot be accumulated and the rainwater cannot enter the inside of the base plate 1. When rainwater is discharged, the inner side sealing gasket 16 blocks the rainwater, and the water absorption gasket 17 at the bottom of the inner side sealing gasket further absorbs water, so that the rainwater is prevented from flowing into the base plate 1 from the inner side of the joint of the insertion groove 13 and the insertion plate 5, the internal battery is protected from being stained with water, and the use is safer.
The bearing plate 11 inside the apron 3 and the bed plate 1 can increase the resistance to compression and impact of apron 3 and bed plate 1 in the use, and difficult deformation damages in the use. After the cover plate 3 and the base plate 1 are broken, the bearing plate 11 plays a role in protection, and the internal battery is not contacted with the outside and is not easy to damage.
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 embodiments 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 (7)
1. The waterproof structure between the new energy automobile chassis and the battery is characterized by comprising a base plate (1) and a cover plate (3) connected to the top of the base plate, wherein an installation frame (4) is installed inside the base plate (1), the installation frame (4) comprises a main beam (7) and side beams (10), a plurality of side beams (10) are horizontally connected to two sides of the main beam (7), a butt plate (8) is connected to the end portion of each side beam (10), and a plurality of telescopic columns (9) are connected between the butt plate (8) and the end portion of each side beam (10);
the edge top middle-end all is provided with inserting groove (13) all around of bed plate (1), and adjacent inserting groove (13) link up each other, the bottom of apron (3) all is connected with picture peg (5) all around the edge middle part, sealed fixed connection between adjacent picture peg (5) tip, picture peg (5) are pegged graft in the inside of inserting groove (13), the inside and outside both sides of picture peg (5) all are connected with a plurality of sealed pad (16), sealed pad (16) are the slope setting in the side of picture peg (5), the one end downward sloping of inboard sealed pad (16), and the side of picture peg (5) is kept away from to the lower extreme, the one end tilt up of outside sealed pad (16), and the side of picture peg (5) is kept away from to the upper end, the upper end of outside sealed pad (16) and the lower extreme of inboard sealed pad (16) all are connected with and absorb water pad (17);
the bottom of inserting groove (13) is provided with delivery port (15) towards the outside, and the end connection of delivery port (15) has drain pipe (2), and the side of bed plate (1) is run through to the one end of drain pipe (2), and installs check valve (14) between delivery port (15) and drain pipe (2).
2. The waterproof structure between the chassis of the new energy automobile and the battery according to claim 1, wherein fastening bolts (6) are connected to both ends of the base plate (1) and both ends of the side surface, and the ends of the fastening bolts (6) are connected with the mounting frame (4).
3. The waterproof structure between the new energy automobile chassis and the battery according to claim 2, characterized in that bearing plates (11) arranged in an arc shape are installed inside the base plate (1) and inside the cover plate (3), the arc opening of the inner bearing plate (11) of the base plate (1) faces upwards, the arc opening of the inner bearing plate (11) of the cover plate (3) faces downwards, and a cushion pad (12) is installed inside the arc opening of the bearing plate (11).
4. The waterproof structure between new energy automobile chassis and battery according to claim 3, characterized in that, flexible post (9) include sleeve and bracing piece (20), and bracing piece (20) suit is in the telescopic inside, and can slide in the telescopic inside, and the both ends of flexible post (9) all are perpendicular setting with the tip of boundary beam (10) and the tip of butt joint board (8).
5. The waterproof structure between the new energy automobile chassis and the battery according to claim 4, wherein a limiting plate (19) is connected to the bottom of the supporting rod (20), and a plurality of damping springs (18) are connected between the bottom of the limiting plate (19) and the bottom end of the inner portion of the sleeve.
6. The waterproof structure between the chassis of the new energy automobile and the battery according to claim 5, wherein a baffle ring (21) is arranged at the inner outer end edge of the sleeve, and the inner diameter of the baffle ring (21) is smaller than that of the limiting plate (19).
7. The waterproof method for the waterproof structure between the new energy automobile chassis and the battery according to claim 6 is characterized by comprising the following specific steps:
the method comprises the following steps: fixing a base plate (1) on the upper part of an automobile chassis, selecting a required installation frame (4) to be installed inside the base plate (1), wherein when the installation frame (4) is installed, one side is firstly abutted against the inside of the base plate (1), a plurality of abutting plates (8) on the other side are pressed, a telescopic column (9) is stressed to contract, and the whole installation frame (4) is placed inside the base plate (1); the fastening bolts (6) at the two ends are fixedly connected with the two ends of the main beam (7), the damping spring (18) pushes the support rod (20) to move outwards, so that the abutting plate (8) at the end part is driven to be in close contact with the inner side surface of the base plate (1), and the fastening bolts (6) at the end parts of the two sides of the base plate (1) are screwed to be fixedly connected with the abutting plate (8); the bottom of the mounting frame (4) is tightly contacted with a cushion pad (12) on the upper part of the base plate (1);
step two: fixing the required batteries on the upper part of the mounting frame (4), and mounting the cover plate (3) on the upper part of the base plate (1); when the base plate is installed, the inserting plate (5) at the bottom edge of the cover plate (3) is inserted into the inserting groove (13), and the base plate (1) and the cover plate (3) are fixed by using a screw rod; when in plugging, the sealing gaskets (16) on the two sides are pressed to contract inwards and are in close contact with the inner wall of the plugging groove (13);
step three: when in use, external rainwater enters the inside of the inserting groove (13) from the gap and then firstly enters between the inner wall of the inserting groove (13) and the side wall of the inserting plate (5), the rainwater is contacted with a plurality of sealing gaskets (16) at the outer side, is hindered by the sealing gaskets (16) and is contacted with a water absorption pad (17) at the upper part of the sealing gaskets (16), and the water absorption pad (17) absorbs the rainwater; after too much rainwater enters the bottom end of the inner part of the inserting groove (13), the rainwater is discharged outwards from the water outlet (15), enters the drain pipe (2) through the one-way valve (14) and is discharged outwards; when rainwater is discharged, the sealing gasket (16) on the inner side blocks the rainwater, and the water absorption pad (17) on the bottom of the sealing gasket further absorbs the rainwater.
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| CN201910689532.3A CN110239331B (en) | 2019-07-29 | 2019-07-29 | Waterproof structure between new energy automobile chassis and battery and waterproof method thereof |
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