CN210792813U - Seal mounting structure of vehicle battery and vehicle - Google Patents
Seal mounting structure of vehicle battery and vehicle Download PDFInfo
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- CN210792813U CN210792813U CN201921380551.XU CN201921380551U CN210792813U CN 210792813 U CN210792813 U CN 210792813U CN 201921380551 U CN201921380551 U CN 201921380551U CN 210792813 U CN210792813 U CN 210792813U
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- battery
- vehicle
- battery pack
- upper cover
- seal
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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 utility model relates to a vehicle field discloses a vehicle battery's seal installation structure and vehicle, seal installation structure includes battery pack upper cover (2) of battery body and shroud on this battery body, battery body has electric connector (3) that are used for transmitting electric power, and this electric connector (3) extend in proper order and pass battery pack upper cover (2) and vehicle floor (1), and is encircleing the position of electric connector (3), battery pack upper cover (2) respectively with battery body with vehicle floor (1) joint seal. This sealed mounting structure of vehicle battery can prevent that rainwater, mud etc. below the vehicle floor from getting into passenger's space or contacting with the electric connector, can implement local sealed protection to battery key position reliably, need not to set up the annular installation roof beam with battery tray sealing connection, and the material saving of being convenient for reduces the quality of reconditioning.
Description
Technical Field
The utility model relates to a vehicle field specifically relates to vehicle battery's sealed mounting structure. Furthermore, the utility model discloses still relate to the vehicle that has this sealed mounting structure.
Background
Hybrid electric vehicles and electric vehicles rely on battery packs to provide power. To avoid unnecessarily occupying occupant space, the battery pack may typically be disposed beneath the vehicle floor and transmit power through wires connected to the electrical connectors of the battery pack.
In order to ensure reliable operation of the battery pack, it is necessary to seal the battery pack disposed under the floor of the vehicle to prevent impurities such as rainwater and dust from contacting the conductive paths to cause short circuits. Chinese utility model patent CN201329795Y provides a vehicle power battery's seal structure, sets up the installation roof beam through the bottom surface on car floor to make battery tray and this installation roof beam sealed and make battery package and exterior space isolated.
However, this type of sealing structure requires a closed loop of mounting beams to be provided on the underside of the vehicle floor to form an annular seal with the battery tray to secure the battery pack within the sealed space by an annular sealing strip. This results in complex outlet structures for the body and battery pack structure, which not only consumes relatively more material, but also increases the vehicle servicing quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the complicated problem of battery seal installation structure that prior art exists, providing a vehicle battery's seal installation structure, this seal installation structure only needs implement the local seal protection at the key position of battery package, and the material saving of being convenient for reduces the quality of outfit.
In order to achieve the above object, an aspect of the present invention provides a seal mounting structure for a vehicle battery, including a battery body and a battery pack upper cover covering the battery body, wherein the battery body has an electrical connector for transmitting power, the electrical connector extends through the battery pack upper cover and a vehicle floor in sequence, and surrounds the electrical connector, and the battery pack upper cover is tightly connected to the battery body and the vehicle floor, respectively.
Preferably, the battery body has an electrical connector base having a top wall, a peripheral wall, and a mounting flange extending horizontally outward from the bottom of the peripheral wall, the battery pack upper cover is fitted to the top wall, and the electrical connector is provided on the top wall.
Preferably, the peripheral wall is tapered from bottom to top to form a draft angle.
Preferably, an annular groove is formed on the upper side of the top wall, a sealing ring is arranged in the annular groove, and the upper cover of the battery pack presses the sealing ring towards the top wall so as to be tightly connected with the top wall through the sealing ring.
Preferably, an annular pressing gasket is arranged on the upper side of the battery pack upper cover, is arranged on the lower side of the vehicle floor and is connected with the top wall so as to press and fix the battery pack upper cover towards the top wall.
Preferably, a cylindrical screw seat is formed on the top wall, and the inner circumferential edge of the pressing pad has a projection formed with a through hole and is coupled to the top wall by a bolt coupled to the screw seat through the through hole.
Preferably, a sealing member is sandwiched between the pressing gasket and the vehicle floor so that the battery pack upper cover is in close contact with the vehicle floor.
Preferably, the sealing element is a silicone foam sealing ring, and/or two sides of the sealing element are respectively adhered to the compression gasket and the vehicle floor through pressure-sensitive adhesive.
Preferably, the battery pack upper cover and the vehicle floor are respectively formed with an opening through which the electrical connector extends, a seal ring surrounding the opening is sandwiched between the battery pack upper cover and the battery body, and a seal member surrounding the opening is sandwiched between the battery pack upper cover and the vehicle floor; the battery body is arranged on the battery pack tray, and the battery pack upper cover is fixedly connected to the battery pack tray.
A second aspect of the present invention provides a vehicle having the seal-mounting structure for a vehicle battery.
Through the technical scheme, the utility model discloses make battery body's electric connector extend the vehicle floor to carry out airtight processing to battery package upper cover and vehicle floor and battery body respectively, can prevent that rainwater, mud etc. of vehicle floor below from getting into passenger space or contacting with the electric connector, can implement local sealing protection to battery key position reliably, need not to set up the annular installation roof beam with battery tray sealing connection, the material saving of being convenient for reduces and reorganizes and outfit the quality.
Drawings
Fig. 1 is a sectional view of a seal mounting structure of a vehicle battery according to a preferred embodiment of the present invention;
FIG. 2 is a perspective view of the seal mounting structure of FIG. 1 with the vehicle floor removed;
fig. 3 is an exploded view of the hermetically mounted structure of fig. 2, in which a battery pack upper cover is removed.
Description of the reference numerals
1-vehicle floor; 2-covering the battery pack; 3-an electrical connector; 4-an electrical connector base; 41-top wall; 42-the peripheral wall; 43-a mounting flange; 44-an annular groove; 45-thread seat; 5-sealing ring; 6-pressing the gasket; 7-bolt; 8-sealing element.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
Referring to fig. 1, a seal mounting structure of a vehicle battery according to a preferred embodiment of the present invention includes a battery body (not fully shown) and a battery pack upper cover 2 covering the battery body. The electrical connector base 4 of the battery body and the electrical connector 3 provided on the electrical connector base 4 are shown, and the electrical connector base 4 is connected to the other part of the battery body, for example, by a mounting flange 43 (refer to fig. 3) described later, and transmits power to the outside through the electrical connector 3. The electrical connector 3 may here be a high voltage electrical connector or a low voltage electrical connector.
Conductive traces are connected to the electrical connector 3 to receive power from the battery body. The utility model discloses set up to make electric connector 3 extend in proper order through battery package upper cover 2 and vehicle floor 1 to extend to vehicle floor 1 top. In order to prevent rain water, mud, and the like from contacting the electrical connector 3 or entering the passenger space, the battery pack upper cover 2 is closely attached to the battery body and the vehicle floor 1 at positions surrounding the electrical connector 3, respectively. Here, the close contact means that the gap between the battery pack upper cover 2 and the battery body and the vehicle floor 1 is sealed or joined to each other without a gap, whereby the solid-liquid component can be prevented from passing therethrough. For example, the battery pack upper cover 2 may be formed integrally with the electrical connector base 4 of the battery body.
The utility model discloses a make the electric connector 3 extension of battery body pass vehicle floor 1 to carry out airtight processing to battery package upper cover 2 and vehicle floor 1 and battery body respectively, can prevent rainwater, mud etc. of vehicle floor 1 below from getting into passenger space or contacting with electric connector 3, can implement local sealing protection to battery key position reliably, need not to set up the annular installation roof beam with battery tray sealing connection, the material saving of being convenient for reduces the quality of possessing.
In a preferred embodiment, in order to facilitate the passage of the electrical connector 3 of the battery body, openings allowing the electrical connector 3 to extend therethrough may be formed in the battery pack upper cover 2 and the vehicle floor 1, respectively. A sealing ring 5 is clamped between the battery pack upper cover 2 and the battery body; around the opening of the vehicle floor 1, a seal 8 is sandwiched between the vehicle floor 1 and the battery pack upper cover 2. Thus, the battery pack upper cover 2 can be brought into close contact with the battery body and the vehicle floor 1, respectively, and the manufacture and installation of the respective components can be facilitated.
When the battery pack is installed, the upper cover 2 of the battery pack is installed on the battery body, the sealing ring 5 is compressed to seal the upper cover and the battery body, and the battery pack is assembled to form the battery pack; the battery pack is then placed on a battery pack tray (not shown) such that the bottom end of the battery pack upper cover 2 is fixedly connected to the battery pack tray (e.g., by riveting); and finally, hoisting a battery pack tray bearing the battery pack at the lower side of the vehicle floor 1, and enabling the sealing piece 8 to have a certain compression amount so as to seal the gap between the vehicle floor 1 and the battery pack upper cover 2.
As mentioned above, in the preferred embodiment shown in the drawings, the battery body has an electrical connector base 4 provided with an electrical connector 3. As shown in fig. 2 and 3 in conjunction, the electrical connector base 4 may be provided with a top wall 41 facing the vehicle floor 1, a peripheral wall 42 extending downward from the top wall 41, and a mounting flange 43 extending horizontally outward from the bottom of the peripheral wall 42. The mounting flange 43 may be provided with through holes for attachment to other parts of the battery body by bolts.
The peripheral wall 42 of the electrical connector base 4 can be extended from bottom to top in a tapered manner to form a draft angle, which facilitates manufacturing.
The electrical connector 3 is provided on the top wall 41, and the top wall 41 is closely attached to the battery pack upper cover 2. In a preferred embodiment, the upper side of the top wall 41 may be formed with an annular groove 44, and the sealing ring 5 is placed in the annular groove 44. The battery pack upper cover 2 is covered and arranged to press on the sealing ring 5, and the sealing ring 5 is compressed, thereby sealing the gap between the battery pack upper cover and the battery body (the electric connector base 5). In other embodiments, the sealing ring 5 may be provided in other shapes than the circular cross-section shown, such as with a flat cross-section sealing sheet, so that the annular groove described above may be omitted.
Generally, in order to avoid the excessive weight and the easy manufacture of the battery pack, the upper cover 2 of the battery pack may be generally made of polypropylene, which is inconvenient for the hermetic connection with the battery body. In a preferred embodiment of the present invention, the upper side of the battery pack upper cover 2 may be provided with an annular pressing pad 6, and the pressing pad 6 is disposed at the lower side of the vehicle floor 1 and connected with the top wall 41 of the electrical connector base 4 to press and fix the battery pack upper cover 2 toward the top wall 41. For example, the pressing pad 6 may be made of cold-rolled carbon steel, so as to apply an acting force, and the battery pack upper cover 2 and the electrical connector base 4 are stably connected by pressing. In the preferred embodiment, the sealing ring 5 may be clamped between the pressure washer 6 and the electrical connector base 4, and may also seal and protect the electrical connector 3.
The compression washer 6 may be conveniently attached to the electrical connector base 4 by means of bolts 7. Referring to fig. 1, a cylindrical screw seat 45 may be formed on the electrical connector base 4, and a through hole is formed on the pressing gasket 6, through which the bolt 7 is screwed to the screw seat 45, so as to have high connection strength.
A through hole for passing the bolt 7 may be provided on the inner periphery of the pressure washer 6, so that the part through which the bolt 7 passes may be surrounded by the electrical connector 3 with a sealing member 8 described in detail below, ensuring a reliable seal. For this, the inner periphery of the pressing pad 6 may have a protrusion on which a through hole is formed.
A sealing member 8 made of, for example, a silicone foam may be provided on the upper side of the pressing pad 6, and pressed against the lower side of the vehicle floor 1 to have a certain amount of compression, thereby achieving tight contact between the battery pack upper cover 2 and the vehicle floor 1. The silica gel foam sealing ring is adopted for sealing, so that the problems of sealing failure caused by compression deformation and softening can be solved by utilizing the advantages of good elastic property, small stress relaxation and the like. Wherein, the both sides of sealing member 8 can be through pressure sensitive adhesive and compress tightly gasket 6 and vehicle floor 1 adhesion respectively to ensure sealed reliability.
The utility model discloses a sealed mounting structure passes through the battery package top mode of being qualified for the next round of competitions, utilizes battery package upper cover 2 in upper and lower both sides and vehicle floor 1 and battery body 2 sealed, implements the local seal protection to vehicle battery's key position, can avoid electric connector 3 to receive the influence of rainwater, mud etc. in the external environment, has effectively promoted product reliability.
On this basis, the utility model discloses still provide a vehicle that has above-mentioned vehicle battery's sealed mounting structure.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The technical idea of the utility model within the scope, can be right the utility model discloses a technical scheme carries out multiple simple variant, makes up with any suitable mode including each concrete technical feature. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.
Claims (10)
1. A seal mounting structure of a vehicle battery, characterized by comprising a battery body and a battery pack upper cover (2) covering the battery body, the battery body having an electrical connector (3) for transmitting electric power, the electrical connector (3) extending through the battery pack upper cover (2) and a vehicle floor (1) in this order, and the battery pack upper cover (2) being in close contact with the battery body and the vehicle floor (1), respectively, at a position surrounding the electrical connector (3).
2. The seal mounting structure for vehicle batteries according to claim 1, wherein the battery body has an electrical connector base (4), the electrical connector base (4) having a top wall (41), a peripheral wall (42), and a mounting flange (43) extending horizontally outward from the bottom of the peripheral wall (42), the battery pack upper cover (2) being in close contact with the top wall (41), the electrical connector (3) being provided on the top wall (41).
3. The seal-mounting structure of a vehicle battery according to claim 2, wherein the peripheral wall (42) is tapered from bottom to top to form a draft angle.
4. The seal-mounting structure for vehicle batteries according to claim 2, characterized in that the upper side of the top wall (41) is formed with an annular groove (44), a seal ring (5) is provided in the annular groove (44), and the battery pack upper cover (2) presses the seal ring (5) toward the top wall (41) to be tightly fitted to the top wall (41) through the seal ring (5).
5. The seal-mounting structure for a vehicle battery according to claim 4, characterized in that an upper side of the battery pack upper cover (2) is provided with an annular pressing gasket (6), and the pressing gasket (6) is provided on a lower side of the vehicle floor (1) and connected with the top wall (41) to press-fix the battery pack upper cover (2) toward the top wall (41).
6. The seal mounting structure of a vehicle battery according to claim 5, wherein a cylindrical screw seat (45) is formed on the top wall (41), the inner peripheral edge of the pressing gasket (6) has a projection formed with a through hole, and is connected to the top wall (41) by a bolt (7) connected to the screw seat (45) through the through hole.
7. The seal-mounting structure for a vehicle battery according to claim 6, characterized in that a seal member (8) is sandwiched between the pressing gasket (6) and the vehicle floor (1) to closely attach the battery pack upper cover (2) to the vehicle floor (1).
8. The seal-mounting structure for a vehicle battery according to claim 7, characterized in that the seal member (8) is a silicone foam seal ring, and/or both sides of the seal member (8) are adhered to the pressing gasket (6) and the vehicle floor (1) by pressure-sensitive adhesive, respectively.
9. The seal mounting structure of a vehicle battery according to claim 1, characterized in that the battery pack upper cover (2) and the vehicle floor (1) are respectively formed with an opening that allows the electrical connector (3) to extend therethrough, a seal ring (5) surrounding the opening is sandwiched between the battery pack upper cover (2) and the battery body, and a seal member (8) surrounding the opening is sandwiched between the battery pack upper cover (2) and the vehicle floor (1); the battery body is arranged on the battery pack tray, and the battery pack upper cover (2) is fixedly connected to the battery pack tray.
10. A vehicle characterized by having the seal mounting structure of the vehicle battery according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921380551.XU CN210792813U (en) | 2019-08-23 | 2019-08-23 | Seal mounting structure of vehicle battery and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921380551.XU CN210792813U (en) | 2019-08-23 | 2019-08-23 | Seal mounting structure of vehicle battery and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210792813U true CN210792813U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921380551.XU Active CN210792813U (en) | 2019-08-23 | 2019-08-23 | Seal mounting structure of vehicle battery and vehicle |
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| Country | Link |
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| CN (1) | CN210792813U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117341455A (en) * | 2023-12-04 | 2024-01-05 | 江苏智能无人装备产业创新中心有限公司 | New energy vehicle battery integrated chassis |
-
2019
- 2019-08-23 CN CN201921380551.XU patent/CN210792813U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117341455A (en) * | 2023-12-04 | 2024-01-05 | 江苏智能无人装备产业创新中心有限公司 | New energy vehicle battery integrated chassis |
| CN117341455B (en) * | 2023-12-04 | 2024-02-20 | 江苏智能无人装备产业创新中心有限公司 | New energy vehicle battery integrated chassis |
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