CN215321966U - New forms of energy commercial automobile battery package safety device - Google Patents
New forms of energy commercial automobile battery package safety device Download PDFInfo
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- CN215321966U CN215321966U CN202120877977.7U CN202120877977U CN215321966U CN 215321966 U CN215321966 U CN 215321966U CN 202120877977 U CN202120877977 U CN 202120877977U CN 215321966 U CN215321966 U CN 215321966U
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- safety protection
- protection device
- longitudinal beam
- frame
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Abstract
The utility model relates to the field of safety protection of new energy battery packs of commercial vehicles, in particular to a safety protection device of a new energy battery pack of a commercial vehicle, and belongs to the technical field of auxiliary assembly of vehicle parts. The safety protection device comprises at least two cross rods and two cross rod spacing plates, wherein the partition plates are fixedly connected to the two cross rods through bolts, and the lower end parts of the two cross rods are respectively and correspondingly fixedly connected to the left longitudinal beam and the right longitudinal beam of the frame through connecting pieces and form a square shape together with the left longitudinal beam and the right longitudinal beam of the frame; one corner of the partition board close to the steering column is provided with a notch which avoids the steering column and a sufficient area for the steering column to move when in work. The safety protection device has strong universality, reliable use and low cost, and meets the requirement of light weight; when the vehicle is impacted, the problem that the battery pack is extruded to cause fire and short circuit due to backward movement of the front cabin support is effectively avoided, and the battery pack is effectively protected.
Description
Technical Field
The utility model relates to the field of safety protection of new energy battery packs of commercial vehicles, in particular to a safety protection device of a new energy battery pack of a commercial vehicle, and belongs to the technical field of auxiliary assembly of vehicle parts.
Background
With the non-renewable consumption of traditional fossil energy and the increasing severity of urban environmental pollution, the development and utilization of new energy are more and more emphasized by governments of various countries. In a new energy system, application of power batteries, particularly lithium batteries, in the traffic field has a very important meaning for reducing emission of greenhouse gases and atmospheric pollution, and is also receiving more and more attention. At present, the main factors influencing the popularization and application of power batteries are the safety and the use cost of the power batteries, especially the safety of the power batteries, which are one of the most concerned focus problems of consumers, wherein an emergency causes damage to a battery system and causes thermal runaway and ignition combustion of the batteries, and particularly in the process of frontal collision, a front cabin bracket is impacted and moved backwards to extrude a battery pack so as to cause the problems of short circuit, ignition and the like of a battery pack circuit, so that the life and property safety of people is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the defects of the prior art and provides a new energy commercial automobile battery pack safety protection device which is reasonable in structure, rapid to install, high in universality and low in cost.
In order to solve the technical problem, the utility model provides a new energy commercial automobile battery pack safety protection device, which comprises a frame and a left longitudinal beam and a right longitudinal beam thereof, wherein a front cabin bracket and a steering column are installed on one side of the frame, and a battery pack is installed below the frame at a distance from the front cabin bracket, and is characterized in that: a safety protection device is arranged on a section of the frame between the front cabin support and the battery pack, the safety protection device comprises at least two cross rods, a partition plate is arranged between the two cross rods, the partition plate is fixedly connected to the two cross rods through bolts, the lower end parts of the two cross rods are respectively and correspondingly fixedly connected to the left longitudinal beam and the right longitudinal beam of the frame through connecting pieces, and the two cross rods and the left longitudinal beam and the right longitudinal beam of the frame form a square shape; one corner of the partition board close to the steering column is provided with a notch which avoids the steering column and a sufficient area for the steering column to move when in work.
Furthermore, the partition plates are in arch shape and are connected with the plane shape in an integrated mode, and the two ends of the plane shape partition plates are fixedly connected to the cross rods through bolts respectively.
Furthermore, the cross rod and the partition plate are made of rigid materials and forged into hollow bodies, and the cross rod is made of 20 # steel.
Furthermore, the connecting piece comprises four same rectangular plates and four bolts, one end of each rectangular plate is vertically and correspondingly welded on the side end of the cross rod, the other end of each rectangular plate is correspondingly provided with a bolt hole, and each rectangular plate is fixedly connected to the left longitudinal beam or the right longitudinal beam of the frame through the bolt hole.
Furthermore, the left and right corners of the four rectangular plates close to the side ends of the cross rod are rounded.
Furthermore, the length of the safety protection device on the frame is used for covering the deformation area of the front cabin bracket which is extruded and moved backwards.
The utility model discloses a beneficial effect: the safety protection device is additionally arranged on the frame at a distance between the front cabin bracket and the battery pack, positive significance is generated in the running process of the vehicle, the problem that the battery pack is extruded to cause fire and short circuit due to backward movement of the front cabin bracket can be effectively avoided when the vehicle is impacted, and the battery pack is effectively protected; the whole protection device has reasonable layout, strong universality and low cost, and meets the installation and use requirements.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the assembly relationship between the utility model and the frame.
The drawings illustrate: the safety protection device comprises a frame A, a left longitudinal beam A1, a right longitudinal beam B, a front cabin bracket B, a steering column C, a battery pack D, a safety protection device S, a cross bar 1, a partition plate 2, a notch 21, a rectangular plate 3 and a bolt hole 31.
Detailed Description
Example 1
The new energy commercial automobile battery pack safety protection device of the embodiment 1 is structurally shown in fig. 1-2 and comprises a vehicle frame A and a left longitudinal beam A1 and a right longitudinal beam A thereof, wherein a front cabin support B and a steering column C are installed on one side of the vehicle frame A, a battery pack D is installed below the vehicle frame A at a distance from the front cabin support B, a safety protection device S is arranged on one section of the vehicle frame A between the front cabin support B and the battery pack D, the safety protection device S comprises at least two cross rods 1, a partition plate 2 is arranged between the two cross rods 1, the partition plate 2 is fixedly connected onto the two cross rods 1 through bolts, the lower end parts of the two cross rods 1 are respectively and correspondingly fixedly connected onto the left longitudinal beam A and the right longitudinal beam A1 of the vehicle frame A through connecting pieces, and form a square shape with the left longitudinal beam A and the right longitudinal beam of the vehicle frame A; a gap 21 which is close to one corner of a partition plate 2 of the steering column C and is enough for avoiding the steering column C and the displacement of the steering column C when in work is formed, and the length of the safety protection device S on the frame A is the deformation area which is extruded and moved backwards to cover the front cabin bracket B.
In this embodiment: the partition boards 2 are in arch shape and are alternately and integrally connected with the plane shape, the arch shape of the partition boards 2 can effectively improve the rigidity of the partition boards 2 and enhance the capacity of resisting deformation, and the two ends of the plane-shaped partition boards 2 are fixedly connected to the cross rods 1 through bolts respectively; the connecting piece comprises four same rectangular plates 3 and four bolts, one end of each rectangular plate 3 is vertically and correspondingly welded on the side end of the cross rod 1, the other end of each rectangular plate 3 is correspondingly provided with a bolt hole 31, and each rectangular plate 3 is fixedly connected on the left longitudinal beam A1 or the right longitudinal beam A1 of the frame through the bolt by each bolt hole 31.
In order to ensure safe assembly on the frame A, the cross rod 1 is made of 20 # steel, and the left and right corners of four rectangular plates 3 close to the side end of the cross rod 1 are rounded off, so that the appearance is attractive, flexible contact with peripheral objects can be increased, and potential safety hazards can be eliminated.
In example 1 and with reference to fig. 1, 2: safety device S is being located the front deck support B next door, and breach 21 must guarantee on the safety device S baffle 2 dodges steering column C and enough region that steering column C shifts at the during operation, and safety device S becomes left and right symmetry basically, and two horizontal poles 1, baffle 2 all adopt rigid material and forge into the hollow body to reduce weight on frame A. However, the safety protection device S cannot be too light, so that the safety protection device S can block the front cabin bracket B when the front cabin bracket B is extruded and moves backwards, and the extrusion of the front cabin bracket B on the battery pack D is avoided.
The requirements of other parts on the frame are matched and met in assembly, the lengths of the two cross rods 1 and the partition plate 2 are determined, the safety protection device S is assembled in advance, the bolt holes 31 correspondingly formed in the other ends of the rectangular plates 3 are utilized, and the rectangular plates 3 are fixedly connected to the corresponding left frame longitudinal beam A1 or right frame longitudinal beam A1 through bolts, so that the safety protection device S can be conveniently and quickly assembled with the frame A, and the requirements of a production process are met; and the problem that the battery pack D is extruded to cause fire and is short-circuited due to backward movement of the front cabin bracket B is effectively avoided when the vehicle is impacted.
The safety protection device has the advantages of light dead weight, strong universality, safety and reliability in use, has positive significance for eliminating potential safety hazards of vehicles and using economy, and can also meet the characteristic requirements of the vehicles.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.
Claims (6)
1. The utility model provides a new forms of energy commercial automobile battery package safety device, includes frame and left and right longeron thereof, a side-mounting front deck support and steering column on the frame, from installing battery package, its characterized in that below the frame of one section distance of front deck support: a safety protection device is arranged on a section of the frame between the front cabin support and the battery pack, the safety protection device comprises at least two cross rods, a partition plate is arranged between the two cross rods, the partition plate is fixedly connected to the two cross rods through bolts, the lower end parts of the two cross rods are respectively and correspondingly fixedly connected to the left longitudinal beam and the right longitudinal beam of the frame through connecting pieces, and the two cross rods and the left longitudinal beam and the right longitudinal beam of the frame form a square shape; one corner of the partition board close to the steering column is provided with a notch which avoids the steering column and a sufficient area for the steering column to move when in work.
2. The new energy commercial vehicle battery pack safety protection device according to claim 1, characterized in that: the baffle is arch-shaped and is connected with the plane shape in an integrated mode, and the two ends of the plane-shaped baffle are fixedly connected to the cross rods through bolts respectively.
3. The new energy commercial vehicle battery pack safety protection device according to claim 1, characterized in that: the cross rod and the partition plate are both made of rigid materials and forged into hollow bodies, and the cross rod is made of No. 20 steel.
4. The new energy commercial vehicle battery pack safety protection device according to claim 1, characterized in that: the connecting piece comprises four same rectangular plates and four bolts, one end of each rectangular plate is vertically and correspondingly welded on the side end of the cross rod, the other end of each rectangular plate is correspondingly provided with a bolt hole, and each rectangular plate is fixedly connected to the left longitudinal beam or the right longitudinal beam of the frame through the bolt hole.
5. The new energy commercial vehicle battery pack safety protection device according to claim 4, characterized in that: the left and right corners of the four rectangular plates close to the side ends of the cross rod are rounded corners.
6. The new energy commercial vehicle battery pack safety protection device according to claim 1, characterized in that: the length of the safety protection device on the frame is used for covering the deformation area of the front cabin bracket after being extruded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120877977.7U CN215321966U (en) | 2021-04-26 | 2021-04-26 | New forms of energy commercial automobile battery package safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120877977.7U CN215321966U (en) | 2021-04-26 | 2021-04-26 | New forms of energy commercial automobile battery package safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215321966U true CN215321966U (en) | 2021-12-28 |
Family
ID=79596063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120877977.7U Active CN215321966U (en) | 2021-04-26 | 2021-04-26 | New forms of energy commercial automobile battery package safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215321966U (en) |
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2021
- 2021-04-26 CN CN202120877977.7U patent/CN215321966U/en active Active
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