CN218805185U - Mounting structure and car of on-vehicle battery package - Google Patents
Mounting structure and car of on-vehicle battery package Download PDFInfo
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- CN218805185U CN218805185U CN202223169819.XU CN202223169819U CN218805185U CN 218805185 U CN218805185 U CN 218805185U CN 202223169819 U CN202223169819 U CN 202223169819U CN 218805185 U CN218805185 U CN 218805185U
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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 discloses a mounting structure and car of on-vehicle battery package, the fixed setting of on-vehicle battery package detachably is on the chassis of car. Wherein the outer circumference of each side of the battery pack is provided with a mounting extension portion, and the mounting extension portion of each side is provided with a plurality of fastening members and a plurality of explosion bolts at intervals. The installation extending part is provided with an installation sliding groove, a corresponding frame sliding groove is also arranged on a corresponding frame of the chassis, each fastening component penetrates through the installation sliding groove and the frame sliding groove, and the installation extending part and the corresponding frame of the chassis are fixedly connected. Each explosive bolt fixedly connects the mounting extension with a respective frame of the chassis. When the automobile receives the side collision, the explosion bolt detonates the separation, and vehicle-mounted battery package can slide along the width direction of automobile body relative the chassis, reduces and assaults, reduces the risk that electric core warp inefficacy.
Description
Technical Field
The utility model relates to a battery package technical field, in particular to mounting structure and car of on-vehicle battery package.
Background
In the process of high-speed collision of the vehicle, due to the fact that the speed is high and the energy is large, the risk of injury of passengers is high. The vehicle weight is reduced before the collision occurs, and the collision energy can be effectively reduced. The battery pack is an important component of the vehicle and is also the most vulnerable part to fire and accidents. Therefore, how to reduce the risk brought by the battery pack in the vehicle collision process has great significance for reducing the risk coefficient of the vehicle collision.
Because the energy-absorbing space of the automobile on the side is narrow and small, and the side collision working condition of the automobile is worse, the battery pack of the power automobile is easy to deform due to lateral invasion in the side collision, so that the battery pack is easy to short-circuit and catch fire, and the problem that the battery pack is easy to short-circuit and catch fire due to the fact that the battery pack is easy to deform due to lateral invasion exists in the automobile in the prior art in the side collision.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the car among the prior art and exist when the side collision and be produced the deformation because of the battery contains easy side direction invasion to lead to the problem that the battery package short circuit catches fire easily.
In order to solve the technical problem, the utility model discloses an embodiment discloses a mounting structure of vehicle-mounted battery package, and vehicle-mounted battery package detachably is fixed to be set up on the chassis of car. The periphery of each side of the battery pack is provided with an installation extending part, the installation extending part of each side is provided with a plurality of fastening members and a plurality of explosion bolts at intervals, and the battery pack is fixedly connected to the corresponding frame of the chassis through the fastening members and the explosion bolts.
The installation extending part is provided with an installation sliding groove extending along the width direction of the automobile at the position where the fastening component is arranged, the corresponding frame of the chassis is also provided with a corresponding frame sliding groove, each fastening component penetrates through the installation sliding groove and the frame sliding groove, and the installation extending part and the corresponding frame of the chassis are fixedly connected. And the positions of the installation extending parts, which are provided with the explosion bolts, are provided with installation through holes, the corresponding frames of the chassis are also provided with corresponding frame through holes, and each explosion bolt penetrates through the installation through hole and the frame through hole to fixedly connect the installation extending parts and the corresponding frames of the chassis.
Adopt above-mentioned technical scheme, on-vehicle battery package passes through the utility model discloses a mounting structure installs when the automobile receives the side impact on the chassis, and on-vehicle battery package can slide along the width direction of automobile body on the relative chassis, reduces the impact that on-vehicle battery package received at the in-process that slides, reduces the risk that electric core warp the inefficacy, reduces the cost that battery package maintenance was changed equally to avoid the battery package to take place the problem that the short circuit catches fire.
Further, the utility model discloses an among the mounting structure, the explosion bolt detonates after receiving the side collision, and fastening member still can slide on the installation spout with the corresponding frame attach on vehicle-mounted battery package and chassis, but vehicle-mounted battery package receives the collision and strikes the back to reduce the impact that the battery package receives, avoid the risk that electric core became invalid.
The utility model discloses an embodiment still discloses a mounting structure of on-vehicle battery package, wherein when looking along vertical direction, the battery package is the rectangle profile, and the top of every side all is provided with the installation extension of outside extension. And on the mounting extension portion of each side, the fastening members and the explosive bolts are arranged alternately and equally spaced from each other in the extending direction of the mounting extension portion.
By adopting the technical scheme, the mounting extension part is convenient for mounting the fastening member and the explosion bolt, the fastening member and the explosion bolt are arranged alternately and at equal intervals, and the mounting stability of the battery pack can be improved.
The embodiment of the utility model discloses an on-vehicle battery package's mounting structure, wherein every explosion bolt includes the bolt body and screws up the nut, and the bolt body runs through corresponding installation through-hole and frame through-hole, both ends in proper order and stretches out installation extension and frame respectively, and the equal threaded connection in both ends of bolt body has screws up the nut.
The bolt body is internally provided with an explosion cavity, the explosion cavity extends from one end part of the bolt body along the axial direction of the bolt body, an explosion assembly is arranged in the explosion cavity, and the explosion assembly is positioned between the corresponding screwing nut and the installation extension part or the frame in the axial direction of the bolt body. And a portion of the bolt body in the axial direction, which corresponds to the explosive assembly, is provided with a weakened thickness portion.
By adopting the technical scheme, the explosion bolt is connected with the battery pack and the corresponding frame of the chassis, the explosion assembly is arranged in the bolt body, after the explosion assembly is collided by the side face, the explosion assembly is ignited and detonated, and the bolt body is broken from the thickness weakening part, so that the battery pack can slide in the width direction of the automobile relative to the chassis.
The utility model discloses an embodiment still discloses a mounting structure of on-vehicle battery package, and the explosion subassembly includes detonator and gunpowder. The initiator and the gunpowder are located in the explosion cavity, and the initiator is close to one side of the end part of the bolt body relative to the gunpowder.
The utility model discloses an embodiment still discloses a mounting structure of on-vehicle battery package, wherein is provided with the isolation component in the axial of bolt body, between corresponding screw up nut and installation extension or the frame, and the periphery of bolt body is located to the isolation component cover. And the thickness weakening part is arranged on the bolt body at the inner side of the isolation component and is a V-shaped groove arranged on the outer side wall and/or the inner side wall of the bolt body.
Adopt above-mentioned technical scheme, the isolation component can play supplementary fixed and the effect of wearing and tearing protection to weaken the part at thickness and set up V type groove, this kind of structure can make this internal explosive assembly of bolt light the back, breaks from V type groove more easily.
The utility model discloses an embodiment still discloses a mounting structure of on-vehicle battery package, and wherein the frame spout is the waist shape spout that extends along car width direction, and the fastening member is located the length direction's of waist shape spout middle part.
Adopt above-mentioned technical scheme, set up waist shape spout, when the car receives the collision and strikes, fastening member can slide along the length direction of waist shape spout to reduce and strike, and fastening member is located the length direction's of waist shape spout middle part, consequently when the left side of car receives the impact, the battery package can slide right along the width direction of car, when the right side of car received the impact, the battery package can slide left along the width direction of car, can satisfy multiple operating mode.
The utility model discloses an embodiment also discloses a mounting structure of on-vehicle battery package, wherein installs the spout and include a plurality of mounting holes of arranging and connect the spread groove of a plurality of mounting holes along car width direction.
Adopt above-mentioned technical scheme, set up a plurality of mounting holes and spread groove and connect, when the car received the side impact, the battery package can slide and reduce the impact that the battery package received along the spread groove.
The utility model discloses an embodiment still discloses a mounting structure of on-vehicle battery package, and wherein the both ends tip of every side-mounting extension all sets up to fastening member. And, the fastening member is a fastening bolt.
The utility model discloses an embodiment still discloses a mounting structure of on-vehicle battery package, and the installation extension includes first installation extension, second installation extension, third installation extension and the fourth installation extension that sets up all around along the battery package. The first installation extension part and the third installation extension part are the same in length and are respectively located on two sides of the battery pack in the width direction, and the second installation extension part and the fourth installation extension part are the same in length and are respectively located on two sides of the battery pack in the length direction. And arc-shaped transition edges are arranged at two ends of each mounting extension part.
The utility model discloses an embodiment also discloses an automobile, include the automobile body and set up in the on-vehicle battery package of automobile body bottom. The vehicle-mounted battery pack is mounted on the bottom of the vehicle body by any one of the above mounting structures for the vehicle-mounted battery pack.
The utility model has the advantages that:
the utility model discloses a mounting structure and car of on-vehicle battery package, the every side periphery of battery package all is provided with the installation extension, the corresponding frame fixed connection on installation extension through a plurality of fastening member and a plurality of explosion bolt and chassis, and be provided with the spout that extends along the width direction of car on the fastening member, when the car receives the side collision, explosion bolt explosive separation, the on-vehicle battery package can slide along the width direction of automobile body on the relative chassis, reduce the impact that the on-vehicle battery package received at the in-process that slides, reduce the risk that electric core warp the inefficacy, reduce the cost that the battery package maintained the change equally, and avoid the battery package to take place the problem that the short circuit catches fire.
Drawings
Fig. 1 is a schematic view of a battery pack according to an embodiment of the present invention;
fig. 2 is a schematic view of a partial half section of an explosive bolt provided by an embodiment of the present invention.
Description of reference numerals:
100. a battery pack;
110. mounting the extension part;
111. a first mounting extension; 112. a second mounting extension; 113. a third mounting extension; 114. a fourth mounting extension;
120. installing a chute;
200. a fastening member;
300. exploding the bolt;
310. a bolt body;
311. an explosive cavity; 312. an initiator; 313. gunpowder; 314. a lead;
320. screwing down the nut; 330. an isolation member;
400. a frame.
Detailed Description
The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to only those embodiments. On the contrary, the intention of implementing the novel features described in connection with the embodiments is to cover alternatives or modifications as may be included in the appended claims. In the following description, numerous specific details are included to provide a thorough understanding of the invention. The invention may be practiced without these particulars. Furthermore, some of the specific details are omitted from the description so as not to obscure or obscure the present invention. It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.
It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.
In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to which the present invention is directed must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.
To make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Example 1
In order to solve the problem that a battery pack is easy to deform due to lateral invasion when an automobile is in side collision, so that a battery pack is easy to short-circuit and fire, the embodiment of the embodiment discloses a mounting structure of a vehicle-mounted battery pack, and as shown in fig. 1-2, the vehicle-mounted battery pack 100 is detachably and fixedly arranged on a chassis of the automobile. Wherein the outer circumference of each side of the battery pack 100 is provided with a mounting extension 110, the mounting extension 110 of each side is provided with a plurality of fastening members 200 and a plurality of explosion bolts 300 at intervals, and the battery pack 100 is fixedly coupled to a corresponding frame 400 of the chassis by the fastening members 200 and the explosion bolts 300.
The mounting extension 110 is provided with a mounting sliding groove 120 extending in the width direction of the vehicle at a position where the fastening member 200 is provided, and a corresponding frame sliding groove is also provided on a corresponding frame 400 of the chassis, and each fastening member 200 passes through the mounting sliding groove 120 and the frame sliding groove to fixedly connect the mounting extension 110 and the corresponding frame 400 of the chassis. Moreover, mounting through holes are formed in the positions, where the explosive bolts 300 are arranged, of the mounting extensions 110, corresponding frame 400 through holes are also formed in corresponding frames 400 of the chassis, and each explosive bolt 300 penetrates through the mounting through hole and the frame 400 through hole to fixedly connect the mounting extensions 110 and the corresponding frames 400 of the chassis.
Specifically, the vehicle-mounted battery pack 100 disclosed in the present embodiment has a fixed state and a slidable state after being mounted by the mounting structure, and the plurality of fastening members 200 and the plurality of explosion bolts 300 fixedly set the battery pack 100 on the corresponding frame 400 of the chassis when the battery pack 100 is in the fixed state. When the vehicle is involved in a side collision, the battery pack 100 is in a slidable state, and more specifically, when the vehicle is involved in a side collision, the plurality of explosion bolts 300 are all exploded and detached, and at this time, the battery pack 100 can slide relative to the chassis along the mounting chute 120 or the frame chute, thereby reducing impact.
More specifically, in the present embodiment, the fastening members 200 and the explosive bolts 300 may be arranged in 15, 20, 24, or other numbers around the battery pack, the number of the fastening members 200 and the explosive bolts 300 may be arranged in the same or different numbers, and the fastening members 200 may be common bolts, screws, and the like, which is not particularly limited in the present embodiment.
More specifically, in the present embodiment, the mounting chute 120 and the frame chute may be configured as a sliding rail structure for ensuring that the battery pack 100 can slide laterally relative to the chassis of the vehicle when the vehicle is involved in a side collision.
More specifically, in this embodiment, on-vehicle battery package 100 passes through the utility model discloses a mounting structure installs when vehicle chassis, when the car received side collision, on-vehicle battery package 100 can slide along the width direction of automobile body on the relative chassis to at the impact that the in-process that slides reduced on-vehicle battery package 100 and received, reduce the risk that electric core warp the inefficacy, reduce the cost that battery package 100 maintained the change equally, and avoid battery package 100 to take place the problem that the short circuit catches fire.
Further, the utility model discloses an among the mounting structure, explosion bolt 300 detonates after receiving the side collision, and fastening member 200 still is connected with the corresponding frame 400 on-vehicle battery package 100 and chassis, but on-vehicle battery package 100 receives can slide on installation spout 120 after the collision is strikeed to reduce the impact that battery package 100 received, avoid the risk that electric core became invalid.
The embodiment of the present embodiment also discloses a mounting structure of an on-vehicle battery pack, wherein the battery pack 100 has a rectangular profile when viewed along the vertical direction, and the top end of each side is provided with a mounting extension 110 extending outward. And on the mounting extensions 110 of each side, the fastening members 200 and the explosion bolts 300 are arranged alternately and equally spaced from each other in the extending direction of the mounting extensions 110.
Specifically, in the present embodiment, the distance between the fastening member 200 and the explosive bolt 300 may be 20mm, 40mm, 55mm, etc., and may be adjusted by those skilled in the art according to actual needs, which is not specifically limited in the present embodiment. The provision of the mounting extensions 110 facilitates the mounting of the fastening members 200 and the explosion bolts 300, and the fastening members 200 and the explosion bolts 300 are arranged alternately and at equal intervals to each other to improve the mounting stability of the battery pack 100.
The embodiment of the embodiment discloses an installation structure of a vehicle-mounted battery pack, wherein each explosion bolt 300 comprises a bolt body 310 and a tightening nut 320, the bolt body 310 sequentially penetrates through corresponding installation through holes and a frame 400 through hole, two ends of the bolt body 310 respectively extend out of the installation extension part 110 and the frame 400, and the tightening nuts 320 are in threaded connection with the two end parts of the bolt body 310.
An explosion cavity 311 is formed inside the bolt body 310, the explosion cavity 311 extends from one end of the bolt body 310 in the axial direction of the bolt body 310, and an explosion component is arranged inside the explosion cavity 311 and is located between the corresponding tightening nut 320 and the mounting extension 110 or the frame 400 in the axial direction of the bolt body 310. And a portion of the bolt body 310 in the axial direction corresponding to the explosive assembly is provided with a thickness-weakened portion.
Specifically, in the present embodiment, the explosion bolt 300 connects the battery pack 100 and the corresponding frame 400 of the chassis, and an explosion assembly is provided in the bolt body 310, and after a side collision, the explosion assembly is ignited and detonated, and the bolt body 310 is broken from the thickness-weakened portion, thereby enabling the battery pack 100 to slide in the vehicle width direction with respect to the chassis.
The embodiment of the embodiment also discloses a mounting structure of a vehicle-mounted battery pack, and the explosive assembly comprises an initiator 312 and gunpowder 313. Wherein the initiator 312 and gunpowder 313 are located in the explosion cavity 311, and the initiator 312 is close to the end side of the bolt body 310 with respect to the gunpowder 313.
Specifically, in this embodiment, a lead 314 may be further disposed at one end of the initiator 312, the lead 314 is electrically connected to a traveling vehicle motor, and the initiator 312 and the gunpowder 313 are controlled to explode through the lead 314 after the collision.
The sensor may also be disposed in the vehicle, the sensor is electrically connected to the initiator 312, when the sensor receives an impact force from a side collision, the sensor transmits a signal to the initiator 312, the initiator 312 ignites the gunpowder 313 to explode, specifically, the control may be performed directly by a vehicle computer, or a control unit may be disposed on the initiator to perform control, and a person skilled in the art may also set other detonation manners, which is not specifically limited in this embodiment.
The embodiment of the present embodiment also discloses a mounting structure of an on-vehicle battery pack, wherein a spacer member 330 is disposed in the axial direction of the bolt body 310 between the corresponding tightening nut 320 and the mounting extension 110 or the frame 400, and the spacer member 330 is sleeved on the outer periphery of the bolt body 310. And the thickness-weakened portion is provided on the bolt body 310 inside the partition member 330 and is a V-groove provided on the outer sidewall and/or the inner sidewall of the bolt body 310.
Specifically, in the present embodiment, the isolation member 330 can play a role of auxiliary fixing and wear protection, and the V-shaped groove is provided at the thickness weakened portion, which enables the explosive assembly in the bolt body 310 to be more easily broken from the bottom of the V-shaped groove after being ignited.
More specifically, in this embodiment, the V-shaped groove may be disposed on the inner sidewall of the bolt body 310, or disposed on the outer sidewall of the bolt body 310, or disposed on both the inner sidewall and the outer sidewall.
The embodiment of the embodiment also discloses a mounting structure of the vehicle-mounted battery pack, wherein the frame sliding groove is a waist-shaped sliding groove extending along the width direction of the automobile, and the fastening member 200 is positioned in the middle of the length direction of the waist-shaped sliding groove.
Specifically, in the present embodiment, a kidney-shaped sliding groove is provided, when the vehicle is impacted by collision, the fastening member 200 may slide along the length direction of the kidney-shaped sliding groove, thereby reducing the impact, and the fastening member 200 is located at the middle of the length direction of the kidney-shaped sliding groove, so that when the left side of the vehicle is impacted, the battery pack 100 may slide rightward along the width direction of the vehicle, and when the right side of the vehicle is impacted, the battery pack 100 may slide leftward along the width direction of the vehicle, so as to satisfy various working conditions.
It should be noted that, at least one of the corresponding frame 400 of the chassis or the mounting extension portion 110 of the battery pack 100 needs to be provided with a sliding slot, so as to ensure that the battery pack 100 can slide along the sliding slot after a side collision occurs, for example, the corresponding frame 400 of the chassis may be provided with a sliding slot, the mounting extension portion 110 of the battery pack 100 may be provided with a sliding slot, or both the corresponding frame 400 of the chassis and the mounting extension portion 110 of the battery pack 100 may be provided with sliding slots, which may be designed by a person skilled in the art according to actual needs, and this embodiment is not specifically limited thereto.
The embodiment of the present embodiment also discloses a mounting structure of a vehicle-mounted battery pack, in which the mounting chute 120 includes a plurality of mounting holes (not shown in the drawings) arranged in the vehicle width direction, and a connecting groove (not shown in the drawings) connecting the plurality of mounting holes.
Specifically, in this embodiment, when the car receives a side collision, the mounting holes and the connecting grooves may be provided in 2, 3, or more numbers, a plurality of mounting holes are provided, and the plurality of mounting holes are connected through the connecting grooves, so that the battery pack 100 may also slide along the connecting grooves and reduce the impact on the battery pack 100.
The embodiment of the present embodiment also discloses a mounting structure of a vehicle-mounted battery pack, in which both end portions of each side mounting extension 110 are provided as fastening members 200. Also, the fastening member 200 is a fastening bolt.
The embodiment of the embodiment also discloses a mounting structure of a vehicle-mounted battery pack, and the mounting extension 110 comprises a first mounting extension 111, a second mounting extension 112, a third mounting extension 113 and a fourth mounting extension 114 which are arranged along the periphery of the battery pack 100. The first mounting extension 111 and the third mounting extension 113 have the same length and are respectively located at both sides of the battery pack 100 in the width direction, and the second mounting extension 112 and the fourth mounting extension 114 have the same length and are respectively located at both sides of the battery pack 100 in the length direction. And both ends of each mounting extension 110 are further provided with transition edges in an arc shape.
Specifically, in the present embodiment, as shown in fig. 1, by providing the first mounting extension 111, the second mounting extension 112, the third mounting extension 113, and the fourth mounting extension 114, the lengths of the first mounting extension 111 and the third mounting extension 113 are adapted to the long side of the battery pack 100, the lengths of the second mounting extension 112 and the fourth mounting extension 114 are adapted to the short side of the battery pack 100, and the lengths of the first mounting extension 111 and the third mounting extension 113 are greater than the lengths of the second mounting extension 112 and the fourth mounting extension 114, such an arrangement manner can detachably fix the four sides of the battery pack 100 on the chassis, so that the mounting and the positioning are more stable, and when a side collision occurs, the plurality of explosion bolts 300 on the four mounting extensions 110 explode, so that the sliding of the battery pack 100 as a whole relative to the chassis can be ensured, and the battery pack 100 is prevented from being damaged.
In summary, the mounting structure of the vehicle-mounted battery pack provided by the embodiment can enable the battery pack 100 to be fixedly mounted on the chassis under normal working conditions, when the vehicle-mounted battery pack is collided by a side face, the explosion bolts 300 are all exploded and separated, and the battery pack 100 can slide relative to the chassis at the moment, so that the impact of the battery pack 100 is reduced, and the battery pack 100 is prevented from being damaged. Specifically, the method comprises the following steps:
during the normal driving of the automobile, the battery pack 100 is fixedly arranged on the corresponding frame 400 of the chassis through the plurality of fastening members 200 and the plurality of explosion bolts 300, when the automobile is collided by a side surface, the exploder 312 detonates the gunpowder 313, the explosion bolts 300 explode and separate, at this time, the battery pack 100 can slide along the width direction of the automobile towards the direction opposite to the collision so as to reduce the impact on the battery pack 100, and the fastening members 200 can ensure that the battery pack 100 is always connected with the chassis during the sliding process, thereby avoiding the accidental falling.
Example 2
The embodiment of the embodiment also discloses an automobile which comprises an automobile body and the vehicle-mounted battery pack 100 arranged at the bottom of the automobile body. The in-vehicle battery pack 100 is mounted to the vehicle body bottom by the mounting structure of the in-vehicle battery pack in embodiment 1.
Specifically, the vehicle in this embodiment may be a common pure electric vehicle, a hybrid electric vehicle, and the like, which is not specifically limited in this embodiment.
To sum up, the utility model discloses a mounting structure and car of on-vehicle battery package, every side periphery of battery package 100 all is provided with installation extension portion 110, installation extension portion 110 is through the corresponding frame 400 fixed connection on a plurality of fastening member 200 and a plurality of explosion bolt 300 and chassis, and be provided with the spout that extends along the width direction of car on the fastening member 200, when the car receives the side collision, explosion bolt 300 explosive separation, on-vehicle battery package 100 can slide along the width direction of automobile body on relative chassis, reduce the impact that on-vehicle battery package 100 received at the in-process that slides, reduce the risk that electric core warp the inefficacy, reduce the cost that battery package 100 maintained the change equally, and avoid battery package 100 to take place the problem that the short circuit caught fire.
While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the invention, and the specific embodiments thereof are not to be considered as limiting. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (10)
1. The mounting structure of the vehicle-mounted battery pack is characterized in that the vehicle-mounted battery pack is detachably and fixedly arranged on a chassis of an automobile; wherein
The periphery of each side of the battery pack is provided with an installation extension part, the installation extension part of each side is provided with a plurality of fastening members and a plurality of explosion bolts at intervals, and the battery pack is fixedly connected to the corresponding frame of the chassis through the fastening members and the explosion bolts; wherein
The installation extending part is provided with an installation sliding groove extending along the width direction of the automobile at the position where the fastening component is arranged, the corresponding frame of the chassis is also provided with a corresponding frame sliding groove, and each fastening component passes through the installation sliding groove and the frame sliding groove to fixedly connect the installation extending part and the corresponding frame of the chassis; and is
And mounting through holes are formed in the positions, where the explosive bolts are arranged, of the mounting extension parts, corresponding frame through holes are also formed in corresponding frames of the chassis, and each explosive bolt penetrates through the mounting through hole and the frame through hole to be fixedly connected with the mounting extension part and the corresponding frame of the chassis.
2. The mounting structure of the vehicle-mounted battery pack according to claim 1, wherein
When the battery pack is seen along the vertical direction, the battery pack is rectangular in outline, and the top end of each side is provided with the installation extending part extending outwards; and is
On the mounting extension of each side, the fastening members and the explosive bolts are arranged alternately with each other in the extending direction of the mounting extension.
3. The mounting structure of the vehicle-mounted battery pack according to claim 1, wherein
Each explosion bolt comprises a bolt body and a tightening nut, the bolt body sequentially penetrates through the corresponding mounting through hole and the corresponding frame through hole, two ends of the bolt body respectively extend out of the mounting extension part and the frame, and the tightening nuts are in threaded connection with the two end parts of the bolt body;
an explosion cavity is arranged in the bolt body, extends from one end of the bolt body along the axial direction of the bolt body, and is internally provided with an explosion assembly which is positioned between the corresponding tightening nut and the installation extension part or the frame in the axial direction of the bolt body; and is
And a part, corresponding to the explosive component, in the axial direction of the bolt body is provided with a thickness weakening part.
4. The mounting structure of the vehicle-mounted battery pack according to claim 3, wherein the explosion assembly includes an initiator and gunpowder; wherein
The initiator and the gunpowder are located in the explosion cavity, and the initiator is close to one side of the end part of the bolt body relative to the gunpowder.
5. The mounting structure of the vehicle-mounted battery pack according to claim 3, wherein
An isolation component is arranged in the axial direction of the bolt body and between the corresponding tightening nut and the mounting extension part or the frame, and the isolation component is sleeved on the periphery of the bolt body; and is
The thickness weakened part is arranged on the bolt body on the inner side of the isolation component and is a V-shaped groove arranged on the outer side wall and/or the inner side wall of the bolt body.
6. The mounting structure of the vehicle-mounted battery pack according to claim 1, wherein
The frame sliding groove is a waist-shaped sliding groove extending along the width direction of the automobile, and the fastening component is positioned in the middle of the waist-shaped sliding groove in the length direction.
7. The mounting structure of the vehicle-mounted battery pack according to claim 6, wherein
The mounting chute includes a plurality of mounting holes arranged in the vehicle width direction and a connecting groove connecting the plurality of mounting holes.
8. The mounting structure of the vehicle-mounted battery pack according to any one of claims 1 to 7, wherein
Both end ends of each side of the mounting extension part are provided with the fastening components; and is provided with
The fastening member is a fastening bolt.
9. The mounting structure of a vehicle-mounted battery pack according to claim 8, wherein the mounting extensions include a first mounting extension, a second mounting extension, a third mounting extension, and a fourth mounting extension provided along a periphery of the battery pack; wherein
The first mounting extension part and the third mounting extension part have the same length and are respectively positioned at two sides of the battery pack in the width direction, and the second mounting extension part and the fourth mounting extension part have the same length and are respectively positioned at two sides of the battery pack in the length direction; and is provided with
And arc-shaped transition edges are further arranged at two ends of each mounting extension part.
10. An automobile comprises an automobile body and an on-board battery pack arranged at the bottom of the automobile body; characterized in that the vehicle-mounted battery pack is mounted to the vehicle body bottom by the mounting structure of the vehicle-mounted battery pack according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223169819.XU CN218805185U (en) | 2022-11-28 | 2022-11-28 | Mounting structure and car of on-vehicle battery package |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223169819.XU CN218805185U (en) | 2022-11-28 | 2022-11-28 | Mounting structure and car of on-vehicle battery package |
Publications (1)
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| CN218805185U true CN218805185U (en) | 2023-04-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116706395A (en) * | 2023-08-09 | 2023-09-05 | 江苏中关村科技产业园节能环保研究有限公司 | Battery module integrated on automobile chassis |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116706395A (en) * | 2023-08-09 | 2023-09-05 | 江苏中关村科技产业园节能环保研究有限公司 | Battery module integrated on automobile chassis |
| CN116706395B (en) * | 2023-08-09 | 2023-10-27 | 江苏中关村科技产业园节能环保研究有限公司 | Battery module integrated on automobile chassis |
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