CN221292954U - Power battery fixing device and car - Google Patents
Power battery fixing device and car Download PDFInfo
- Publication number
- CN221292954U CN221292954U CN202420016386.4U CN202420016386U CN221292954U CN 221292954 U CN221292954 U CN 221292954U CN 202420016386 U CN202420016386 U CN 202420016386U CN 221292954 U CN221292954 U CN 221292954U
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- fixing device
- plate
- connecting plate
- battery
- longitudinal beam
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- 238000009434 installation Methods 0.000 claims abstract description 27
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000010354 integration Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a power battery fixing device and an automobile. The left fixing device and the right fixing device are arranged at a preset distance, and two ends of the left fixing device are respectively connected with two ends of the right fixing device through supporting beams. The left fixing device is provided with a left battery installation area, the right fixing device is provided with a right battery installation area, and the left battery installation area and the right battery installation area are bilaterally symmetrical. The left fixing device is used for being detachably connected with the left side longitudinal beam of the automobile towards one side of the right fixing device, and the right fixing device is used for being detachably connected with the right side longitudinal beam of the automobile towards one side of the left fixing device. The outer side of the left fixing device is provided with a detachable side protection structure. The outer side of the right fixing device is provided with a detachable side protection structure. The detachable structure form of the utility model is convenient for the installation, the maintenance and the replacement of the battery, and the fatigue resistance and the structural stability of the power battery fixing device are better.
Description
Technical Field
The application relates to the technical field of automobile battery fixing devices, in particular to a power battery fixing device and an automobile.
Background
The new energy automobile is rapidly developed, and the power battery is used as the power core of the whole automobile, so that the fixed installation of the power battery is particularly important.
For the electric light truck, the power battery is generally arranged at the two sides of the frame, and the battery brackets at the two sides are usually tube beams or groove beams welded with the frame, so that the fatigue resistance of the welded connection is poor, and the assembly and the disassembly are inconvenient. In addition, the two side frames are independently welded, and the structure has some instability.
Disclosure of utility model
The utility model aims to provide a power battery fixing device and an automobile, wherein the power battery fixing device is in a detachable structure form, and is convenient for battery installation, overhaul and replacement. Meanwhile, the fatigue resistance and the structural stability of the power battery fixing device are good.
The application provides a power battery fixing device which comprises a left fixing device, a right fixing device, a supporting beam and a side protection structure; the left fixing device and the right fixing device are arranged at a preset distance, and two ends of the left fixing device are respectively connected with two ends of the right fixing device through supporting beams; the left fixing device is provided with a left battery installation area, the right fixing device is provided with a right battery installation area, and the left battery installation area and the right battery installation area are bilaterally symmetrical; the left fixing device is detachably connected with the left side longitudinal beam of the automobile on one side facing the right fixing device, and the right fixing device is detachably connected with the right side longitudinal beam of the automobile on one side facing the left fixing device; a detachable side protection structure is arranged on one side of the left fixing device, which is far away from the right fixing device; a detachable side protection structure is arranged on one side of the right fixing device, which is far away from the left fixing device.
Further, the left fixing device comprises a first connecting plate and a second connecting plate which are oppositely arranged, and the bottom of the first connecting plate and the bottom of the second connecting plate of the left fixing device are connected through a battery supporting longitudinal beam; the right fixing device also comprises a first connecting plate and a second connecting plate which are oppositely arranged, and the bottom of the first connecting plate and the bottom of the second connecting plate of the right fixing device are also connected through a battery supporting longitudinal beam; the first connecting plate of the right fixing device is connected with the first connecting plate of the left fixing device through a supporting beam; the second connecting plate of the right fixing device and the second connecting plate of the left fixing device are also connected together through a supporting beam; the inner sides of the first connecting plate and the second connecting plate form a mounting part; the mounting parts of the first connecting plate and the second connecting plate of the left fixing device are used for being detachably connected with a left side longitudinal beam of the automobile; the mounting parts of the first connecting plate and the second connecting plate of the right fixing device are used for being detachably connected with the right side longitudinal beam of the automobile.
Further, the side protection structure comprises a side protection bracket and a side protection rod; the outer sides of the first connecting plate and the second connecting plate are provided with detachable side protection brackets; the both ends of side protection pole are respectively dismantled and assembled install on the side protection support on first connecting plate and second connecting plate.
Further, the first connecting plate comprises a base plate, a mounting plate and a bottom plate which are integrally structured; the mounting plate is vertical to the base plate, and a mounting part is formed on the mounting plate; the bottom plate is perpendicular to the base plate and the mounting plate, and is arranged at one end of the battery supporting longitudinal beam in a detachable mode; the second connecting plate has the same structure as the first connecting plate.
Further, the joint of the base plate, the mounting plate and the bottom plate is provided with a reinforcing rib.
Further, the first connecting plate and the second connecting plate are both provided with wire binding holes and pipe binding holes.
Further, the first connecting plate and the second connecting plate are provided with lightening holes.
Further, the battery support longitudinal beam is provided with a lightening hole.
The utility model also provides an automobile, which comprises the power battery fixing device and an automobile longitudinal beam, wherein the automobile longitudinal beam comprises a left longitudinal beam and a right longitudinal beam. The left fixing device is used for being detachably connected with the left side longitudinal beam towards one side of the right fixing device, and the right fixing device is used for being detachably connected with the right side longitudinal beam towards one side of the left fixing device.
Compared with the prior art, the application has the beneficial effects that at least:
In the scheme of the application, the left fixing device is detachably connected with the left side longitudinal beam of the automobile, the right fixing device is detachably connected with the right side longitudinal beam of the automobile, and the battery is detachably arranged in the left battery installation area and the right battery installation area, so that the battery is convenient to install, overhaul and replace.
Meanwhile, the left fixing device and the right fixing device are connected and fixed with the automobile longitudinal beam, and the left fixing device and the right fixing device are connected through the supporting beam, so that the fatigue resistance of the structure is improved, and the structural stability of the power battery fixing device is improved.
In addition, the side protection structure is installed in the side that left fixing device and right fixing device deviate from mutually, can play the guard action to the battery to side protection structure's detachable form is also convenient for maintain and change. The side protection structure is arranged on the left fixing device and the right fixing device, so that integration is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view illustrating an installation of a power battery fixing device according to an embodiment of the present application;
Fig. 2 is a perspective view of a power battery fixing device according to an embodiment of the present application;
Fig. 3 is a structural view of first and second connection plates of a power battery fixing device according to an embodiment of the present application;
Fig. 4 is a structural view of a battery support rail of a power battery fixing device according to an embodiment of the present application.
In the figure: 10. a left fixing device; 11. a left battery mounting area; 20. a right fixing device; 21. a right battery mounting area; 101. a first connection plate; 1011. a substrate; 1012. a mounting plate; 1013. a bottom plate; 1014. reinforcing ribs; 201. a second connecting plate; a1, an installation part; m1, wire harness holes; m2, tube bundle holes; m3, lightening holes; 30. a support beam; 40. a side guard structure; 41. a side protective bracket; 42. a side guard bar; 50. a battery supporting longitudinal beam; 51. a nut; 300. an automobile longitudinal beam; 301. a left side rail; 302. right side rail.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
As shown in fig. 1 and 2, the present embodiment firstly provides a power battery fixing device including a left fixing device 10, a right fixing device 20, a support beam 30, and a side protection structure 40;
The left fixing device 10 and the right fixing device 20 are arranged at a predetermined distance, and two ends of the left fixing device 10 are respectively connected with two ends of the right fixing device 20 through supporting beams 30;
the left fixing device 10 is provided with a left battery installation area 11, the right fixing device 20 is provided with a right battery installation area 21, and the left battery installation area 11 and the right battery installation area 21 are bilaterally symmetrical;
The side of the left fixing device 10 facing the right fixing device 20 is used for being detachably connected with a left side longitudinal beam 301 of the automobile, and the side of the right fixing device 20 facing the left fixing device 10 is used for being detachably connected with a right side longitudinal beam 302 of the automobile;
a detachable side guard 40 is mounted on the side of the left fixture 10 remote from the right fixture 20; the side of the right fixture 20 remote from the left fixture 10 is provided with a removable side guard structure 40.
In the solution of this embodiment, the left fixing device 10 is detachably connected with the left side rail 301 of the automobile, the right fixing device 20 is detachably connected with the right side rail 302 of the automobile, and the battery is also detachably mounted in the left battery mounting area 11 and the right battery mounting area 21, so that the battery is convenient to mount, overhaul and replace.
Meanwhile, the left fixing device 10 and the right fixing device 20 are connected and fixed with the automobile longitudinal beam, and the left fixing device 10 and the right fixing device 20 are connected through the supporting beam 30, so that the fatigue resistance of the structure is improved, and the structural stability of the power battery fixing device is improved.
In addition, the side protection structure 40 is installed at the side of the left and right fixing devices 10 and 20 facing away from each other, and can protect the battery, and the detachable form of the side protection structure 40 is also convenient for maintenance and replacement. The side guard 40 is mounted on the left and right fixtures 10 and 20 to improve integration.
The removable forms mentioned above and below are generally referred to as being connected by a screw nut unless otherwise specified. For example, the nut may be welded to one structure and the other structure may have a through hole through which the bolt is threaded to engage the nut. For another example, through holes are formed in the two structures, and the two structures are locked together through the bolt and nut locking piece.
In the present embodiment, as shown in fig. 2, the left fixing device 10 includes a first connection plate 101 and a second connection plate 201 that are disposed opposite to each other, and the bottom of the first connection plate 101 and the bottom of the second connection plate 201 of the left fixing device 10 are connected by a battery support rail 50. As shown in fig. 4, the battery support stringers 50 may have nuts 51 welded thereto to facilitate the installation and removal of batteries in the left and right battery installation zones.
The right fixing device 20 also includes a first connection plate 101 and a second connection plate 201 disposed opposite to each other, and the bottom of the first connection plate 101 and the bottom of the second connection plate 201 of the right fixing device 20 are also connected by the battery support rail 50.
The first connection plate 101 of the right fixing device 20 and the first connection plate 101 of the left fixing device 10 are connected together by the support beam 30; the second connection plate 201 of the right fixing device 20 and the second connection plate 201 of the left fixing device 10 are also connected together by the support beam 30.
The first connection plate 101 and the second connection plate 201 are formed with a mounting portion A1 on the inner side thereof. The mounting portions A1 of the first and second connection plates 101 and 201 of the left fixing device 10 are for detachable connection with the left side member 301 of the automobile. The mounting portions A1 of the first and second connection plates 101 and 201 of the right fixing device 20 are for detachable connection with the right side member 302 of the automobile.
In the present embodiment, as shown in fig. 1 and 2, the side shield structure 40 includes a side shield bracket 41 and a side shield lever 42. The detachable side guard bracket 41 is mounted on the outer sides of both the first connection plate 101 and the second connection plate 201. Both ends of the side protection bar 42 are detachably mounted on the side protection brackets 41 on the first and second connection plates 101 and 201, respectively.
In the present embodiment, as shown in fig. 3, the first connection board 101 includes a base plate 1011, a mounting plate 1012, and a bottom plate 1013 which are integrally constructed; the mounting plate 1012 is perpendicular to the base plate 1011, and a mounting portion A1 is formed on the mounting plate 1012; the bottom plate 1013 is perpendicular to the base plate 1011 and the mounting plate 1012, and the bottom plate 1013 is detachably mounted at one end of the battery support rail 50; the second connection plate 201 has the same structure as the first connection plate 101.
As can be seen from the above, the second connection plate 201 and the first connection plate 101 of the present embodiment have no thick tubular beams, which can reduce space occupation, increase battery installation space, and increase battery capacity.
In this embodiment, as shown in fig. 3, the joint of the base plate 1011, the mounting plate 1012 and the bottom plate 1013 is provided with a reinforcing rib 1014, which ensures the strength and rigidity of the second connection plate 201 and the first connection plate 101.
In this embodiment, as shown in fig. 2 and 3, the first connecting plate 101 and the second connecting plate 201 are both provided with a wire harness hole M1 and a tube harness hole M2, a rubber protection sleeve is disposed on each of the wire harness hole M1 and the tube harness hole M2, the wire harness hole M1 is used for routing a power line and a signal line connected with a battery, and the tube harness hole M2 is used for routing a cooling water pipe of the battery.
In the present embodiment, as shown in fig. 2 and 3, weight reducing holes M3 are provided in both the first and second connection plates 101 and 201 for achieving weight reduction.
In the present embodiment, the battery support side member 50 is provided with a lightening hole for achieving weight reduction as well.
The present embodiment further provides an automobile, as shown in fig. 1, including the power battery fixing device in the foregoing aspect, and further including an automobile longitudinal beam 300, where the automobile longitudinal beam includes a left longitudinal beam 301 and a right longitudinal beam 302. The side of the left fastening device 10 facing the right fastening device 20 is intended for detachable connection with the left side rail 301, and the side of the right fastening device 20 facing the left fastening device 10 is intended for detachable connection with the right side rail 302.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (9)
1. The power battery fixing device is characterized by comprising a left fixing device (10), a right fixing device (20), a supporting beam (30) and a side protection structure (40);
The left fixing device (10) and the right fixing device (20) are arranged at a preset distance, and two ends of the left fixing device (10) are respectively connected with two ends of the right fixing device (20) through supporting beams (30);
A left battery installation area (11) is arranged on the left fixing device (10), a right battery installation area (21) is arranged on the right fixing device (20), and the left battery installation area (11) and the right battery installation area (21) are bilaterally symmetrical;
One side of the left fixing device (10) facing the right fixing device (20) is used for being detachably connected with a left side longitudinal beam (301) of the automobile, and one side of the right fixing device (20) facing the left fixing device (10) is used for being detachably connected with a right side longitudinal beam (302) of the automobile;
A detachable side protection structure (40) is arranged on one side of the left fixing device (10) far away from the right fixing device (20); the side of the right fixing device (20) far away from the left fixing device (10) is provided with a detachable side protection structure (40).
2. The power battery fixing device according to claim 1, characterized in that the left fixing device (10) comprises a first connecting plate (101) and a second connecting plate (201) which are oppositely arranged, and the bottom of the first connecting plate (101) and the bottom of the second connecting plate (201) of the left fixing device (10) are connected through a battery supporting longitudinal beam (50);
The right fixing device (20) also comprises a first connecting plate (101) and a second connecting plate (201) which are oppositely arranged, and the bottom of the first connecting plate (101) and the bottom of the second connecting plate (201) of the right fixing device (20) are also connected through a battery supporting longitudinal beam (50);
-the first connection plate (101) of the right fixing device (20) and the first connection plate (101) of the left fixing device (10) are connected together by means of the support beam (30); -said second connection plate (201) of said right fixing means (20) and said second connection plate (201) of said left fixing means (10) are also connected together by means of said support beam (30);
An installation part (A1) is formed on the inner sides of the first connecting plate (101) and the second connecting plate (201);
The mounting part (A1) of the first connecting plate (101) and the second connecting plate (201) of the left fixing device (10) is used for being detachably connected with a left side longitudinal beam (301) of an automobile;
The mounting portion (A1) of the first connecting plate (101) and the second connecting plate (201) of the right fixing device (20) is used for being detachably connected with a right side girder (302) of an automobile.
3. The power cell fixing device according to claim 2, wherein the side protection structure (40) includes a side protection bracket (41) and a side protection lever (42);
The outer sides of the first connecting plate (101) and the second connecting plate (201) are provided with detachable side protection brackets (41);
Both ends of the side protection rod (42) are respectively and detachably arranged on the side protection support (41) on the first connecting plate (101) and the second connecting plate (201).
4. A power cell fixing device according to claim 2 or 3, characterized in that the first connection plate (101) comprises a base plate (1011), a mounting plate (1012) and a bottom plate (1013) which are of unitary construction;
The mounting plate (1012) is perpendicular to the base plate (1011), and the mounting plate (1012) forms the mounting portion (A1); the bottom plate (1013) is perpendicular to the base plate (1011) and the mounting plate (1012), and the bottom plate (1013) is detachably mounted at one end of the battery support longitudinal beam (50);
the second connection plate (201) has the same structure as the first connection plate (101).
5. The power cell fixing device according to claim 4, wherein a reinforcing rib (1014) is provided at the junction of the base plate (1011), the mounting plate (1012), and the bottom plate (1013).
6. A power battery fixing device according to claim 2 or 3, characterized in that the first connection plate (101) and the second connection plate (201) are provided with a harness hole (M1) and a tube bundle hole (M2).
7. A power battery fixing device according to claim 2 or 3, characterized in that the first connection plate (101) and the second connection plate (201) are provided with lightening holes (M3).
8. A power cell fixing device according to claim 2 or 3, characterized in that the cell support stringers (50) are provided with lightening holes.
9. An automobile comprising the power cell fixing device according to any one of claims 1-8, further comprising an automobile side rail (300) comprising a left side rail (301) and a right side rail (302);
One side of the left fixing device (10) facing the right fixing device (20) is used for being detachably connected with the left side longitudinal beam (301), and one side of the right fixing device (20) facing the left fixing device (10) is used for being detachably connected with the right side longitudinal beam (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420016386.4U CN221292954U (en) | 2024-01-04 | 2024-01-04 | Power battery fixing device and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420016386.4U CN221292954U (en) | 2024-01-04 | 2024-01-04 | Power battery fixing device and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221292954U true CN221292954U (en) | 2024-07-09 |
Family
ID=91743661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420016386.4U Active CN221292954U (en) | 2024-01-04 | 2024-01-04 | Power battery fixing device and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221292954U (en) |
-
2024
- 2024-01-04 CN CN202420016386.4U patent/CN221292954U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |