CN216563397U - Electric automobile battery pack protection device - Google Patents
Electric automobile battery pack protection device Download PDFInfo
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- CN216563397U CN216563397U CN202123394715.4U CN202123394715U CN216563397U CN 216563397 U CN216563397 U CN 216563397U CN 202123394715 U CN202123394715 U CN 202123394715U CN 216563397 U CN216563397 U CN 216563397U
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- Prior art keywords
- battery pack
- base
- battery
- top plate
- protection device
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a battery pack protection device for an electric automobile, which comprises a battery pack body and a battery pack arranged on the battery pack body, wherein a base is arranged on one side, adjacent to each battery, of the battery pack body, the base is vertically and slidably provided with a top plate through an elastic resetting piece, each end of the base is provided with a contact plate in a relatively inclined sliding manner, and the contact plates are abutted to the top plate. When the contact plate is acted by force, the contact plate can slide on the base and is abutted against the top plate on a sliding stroke, so that when batteries in the battery pack move mutually, each battery is extruded with the contact plate, the contact plate applies force to the top plate, certain buffering is performed through the elastic resetting piece connected with the top plate, and the mutual extrusion damage of the batteries in the battery pack when a vehicle collides is weakened or even avoided.
Description
Technical Field
The utility model relates to the technical field of battery packs, in particular to a battery pack protection device for an electric automobile.
Background
The battery pack is used for providing power for the running of the electric vehicle, the battery pack is composed of a plurality of batteries, and the battery pack is usually formed by connecting and assembling a plurality of battery modules which are connected in series or in parallel and is placed in a central area inside a battery pack shell.
If publication No. CN209544439U, entitled "an electric vehicle Battery pack", authorizes the utility model patent with publication date 20191025, and includes: the battery pack comprises a shell, a battery pack and a battery pack, wherein the shell comprises a plurality of side plates, the ends of the side plates are mutually connected through connecting plates in sequence to form a hollow structure with openings at two ends, the side plates are movably clamped on the connecting plates, a plurality of opposite supporting plates which are movably clamped on the side plates and used for dividing the hollow structure into a plurality of accommodating areas are further arranged in the hollow structure, and a battery monomer is arranged in each accommodating area; cooling device, including bottom plate, frame construction, guide plate and apron, hollow structure's both ends opening part has set firmly a bottom plate respectively, one side that deviates from hollow structure of bottom plate has set firmly frame construction, frame construction and bottom plate enclose to establish and form one and hold the chamber, the guide plate sets firmly in holding the chamber, the bottom surface laminating and the rigid coupling of guide plate in the bottom plate, guide plate stamping forming has a plurality of straight-tooth structures that the interval set up, between the two adjacent straight-tooth structures, be formed with the runner that has the circulation each other between straight-tooth structure and the bottom plate, the runner is including locating the left end of intaking of guide plate first end is held and is located the play water end on guide plate second end right side.
The prior art including the above patent has the disadvantages that the impact force caused by the vehicle after collision can cause the extrusion deformation of the battery pack, so that the batteries in the battery pack are mutually collided and extruded, certain damage is caused to the batteries, and the normal use of the batteries is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above problems in the prior art, an aspect of the present invention is to provide a battery pack protection device for an electric vehicle, which solves the above disadvantages in the prior art.
In order to achieve the purpose, the battery pack protection device for the electric vehicle comprises a battery pack body and a battery pack arranged on the battery pack body, wherein a base is arranged on one side, adjacent to each battery, of the battery pack body, the base is provided with a top plate in a vertical sliding mode through an elastic resetting piece, each end of the base is provided with a contact plate in a relatively inclined sliding mode, and the contact plates are abutted to the top plate.
Preferably, each end of the base is oppositely provided with a slant part, and the slant parts are in wedge-shaped fit with the contact plates.
Preferably, a support is arranged at the center of the base, a plurality of limiting holes are formed in the circumference of the support, and the elastic reset piece is located between the support and the top plate.
Preferably, the limiting hole is provided with a protruding part in a sliding manner, and one end of the protruding part is connected with the top plate.
Preferably, one end of the top plate is in contact with each of the two contact plates.
Preferably, a rubber pad is arranged between every two contact plates.
Preferably, when the contact plates receive a pressure, the contact plates slide on the base toward the top plate and abut against the top plate.
Preferably, each of the contact plates is provided with an inclined portion facing each other.
In the technical scheme, the battery pack protection device for the electric vehicle, provided by the utility model, has the following beneficial effects: the utility model discloses a, when the contact plate received the effort, it can slide on the base to with roof looks butt on gliding stroke, when making the battery inter motion in the group battery, every battery extrudees with the contact plate mutually, and the contact plate will do all can exert power on the roof, the elasticity piece that resets through connecting on the roof carries out certain buffering, weakens and even has avoided the battery in the group battery to extrude impairedly mutually when the vehicle bumps.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a base structure according to the present invention;
FIG. 3 is a schematic view of the tapered portion of the present invention;
FIG. 4 is a schematic view of a top plate and a protrusion according to the present invention;
fig. 5 is a schematic view of a contact plate structure according to the present invention.
Description of reference numerals:
1. a battery pack body; 2. a battery pack; 3. a base; 4. a contact plate; 5. a rubber pad; 6. a top plate; 7. an elastic reset member; 3.1, an oblique part; 3.2, a guide plate; 3.3, a guide groove; 3.4, a support; 3.5, limiting holes; 4.1, an inclined part; 6.1, a bulge.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 5, a battery pack protection device for an electric vehicle is used to solve the problem that impact force caused by vehicle collision causes the battery pack to deform and cause the batteries in a battery pack to collide with each other, thereby causing damage to the batteries and affecting the normal use of the batteries.
The utility model further provides a technical scheme, which comprises a battery pack body 1 and a battery pack 2 arranged on the battery pack body 1, wherein a base 3 is arranged on one side of the battery pack body 1 adjacent to each battery in the battery pack 2, a top plate 6 is vertically and slidably arranged on the base 3 through an elastic resetting piece 7, a contact plate 4 is relatively and obliquely and slidably arranged on each end of the base 3, the contact plate 4 is abutted against the top plate 6 in the sliding stroke of the contact plate 4, when each contact plate 4 is pressed, the base 3 slides towards one side of the top plate 6 and is abutted against the side of the top plate 6, specifically, as shown in the state of figure 1, the number of the batteries in the battery pack 2 is eight, the base 3 is arranged at a corner between every four batteries, the base 3 is a protection device, the contact plate 4 which is in contact with the batteries in the battery pack 2 is slidably arranged on the base 3, and further, the contact plate 4 can also have a certain distance from the outer wall of the batteries, in order to avoid that the batteries approach and are pressed each other when the vehicle collides, a top plate 6 connected through an elastic reset piece 7 is arranged on the sliding stroke of the contact plate 4, and then when the batteries in the battery pack 2 move mutually, each battery is pressed with the contact plate 4, so that the contact plate 4 applies force to the top plate 6, and certain buffering is performed through the elastic reset piece 7 connected on the top plate 6, thereby weakening and even avoiding that the batteries in the battery pack 2 are mutually pressed and damaged when the vehicle collides. Wherein, roof 6 can be circular structure, also can be the rectangular structure, it is preferential, roof 6 is the rectangular structure in this embodiment, roof 6's one end respectively with per two contact plates 4 looks butt, it is specific, roof 6 is the rectangular structure of cross shape, it is in order to be more convenient for place between per four battery contained angles, and every end of roof 6 all cooperatees with two contact plates 4, make on per four batteries take place that motion all can pass through contact plate 4 will transmit power to roof 6, ensured that every battery all has the effect of buffering when the motion.
In another embodiment of the present invention, in order to further improve the stability of the movement of the contact plate 4 in the process of being stressed, as shown in the state of fig. 3, a tapered portion 3.1 is oppositely disposed on each end of the base 3, and the tapered portion 3.1 is in wedge-shaped fit with the contact plate 4, while one surface of the contact plate 4, which is in contact with the tapered portion 3.1, is provided with a matching inclined surface, as shown in the state of fig. 5, the tapered portion 3.1 is in fit with the inclined surface of the contact plate 4 when the contact plate 4 moves, so as to play a role of guiding and stabilizing the contact plate 4, and improve the stability of the contact plate 4 when the contact plate moves towards the top plate 6 when being stressed.
In another embodiment of the present invention, a support 3.4 is disposed at the center of the base 3, a plurality of limiting holes 3.5 are disposed on the circumference of the support 3.4, and the elastic restoring member 7 is disposed between the support 3.4 and the top plate 6, preferably, the elastic restoring member 7 is a spring, the elasticity of the spring is set according to the requirement of a person skilled in the art, the top plate 6 is forced to slide and rise on the support 4, the spring is synchronously stretched in the rising process, and the batteries attached to the contact plate 4 are buffered by the synchronous stretching of the spring, so as to avoid damage caused by mutual collision and extrusion between the batteries.
In this embodiment, a guide plate 3.2 is provided at each end of the base 3, a guide groove 3.3 is provided on the outer wall of the support 3.4 opposite to the guide plate 3.2 in the circumferential direction, the contact plate 4 is slidably disposed in the guide groove 3.3, the guide groove 3.3 is obliquely disposed at an angle of 20-30 ° based on the base 3, and the oblique guide groove is disposed according to the requirement of a person skilled in the art, so that when the contact plate 4 is acted by an acting force, it will obliquely slide and rise in the guide groove 3.3, and contact with the top plate 6 during the rising process to buffer the contact.
In another embodiment of the present invention, as shown in fig. 4, a protrusion 6.1 is slidably disposed in the limiting hole 3.5, one end of the protrusion 6.1 is connected to the top plate 6, the protrusion 6.1 is a round rod, one end of the protrusion is fixed to the top plate 6, the other end of the protrusion is slidably disposed in the limiting hole 3.5, and the limiting hole 3.5 is slidably engaged with the round rod, so that the top plate 6 is lifted more stably when an acting force is applied to the top plate 6
In another embodiment of the present invention, a rubber pad 5 is further disposed between every two contact plates 4, and the rubber pad 5 disposed between every two contact plates 4 can further improve the buffering effect of the contact plates 4 when being subjected to an acting force.
In another embodiment of the present invention, it is preferable that each of the contact plates 4 is provided with an inclined portion 4.1, and the inclined portions 4.1 are used to reduce the space occupied by the contact plates 4 between the batteries in the battery pack 2.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (8)
1. The utility model provides an electric automobile battery package protector, includes battery package body (1) and set up in group battery (2) on battery package body (1), its characterized in that, battery package body (1) is located one side that every battery in group battery (2) is adjacent is provided with base (3), base (3) reset through elasticity piece (7) vertical slip and are provided with roof (6), the relative slope slip is provided with contact plate (4) on each end of base (3), contact plate (4) with roof (6) looks butt.
2. The electric vehicle battery pack protection device according to claim 1, characterized in that a tapered portion (3.1) is oppositely arranged on each end of the base (3), and the tapered portion (3.1) is in wedge fit with the contact plate (4).
3. The electric vehicle battery pack protection device according to claim 1, wherein a support (3.4) is arranged at the center of the base (3), a plurality of limiting holes (3.5) are formed in the support (3.4) in the circumferential direction, and the elastic reset piece (7) is located between the support (3.4) and the top plate (6).
4. The electric vehicle battery pack protection device according to claim 3, wherein a protrusion (6.1) is slidably arranged in the limiting hole (3.5), and one end of the protrusion (6.1) is connected with the top plate (6).
5. The battery pack protection device for the electric vehicle as claimed in claim 1, wherein one end of the top plate (6) abuts against each two contact plates (4).
6. The battery pack protection device for the electric vehicle as claimed in claim 1, wherein a rubber gasket (5) is arranged between every two contact plates (4).
7. The battery pack protection device for the electric vehicle as claimed in claim 1, wherein when the contact plates (4) are pressed, the contact plates slide on the base (3) toward the top plate (6) and abut against each other.
8. The battery pack protection device for the electric automobile according to claim 1, wherein each contact plate (4) is provided with an inclined portion (4.1) in a manner of being opposite to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123394715.4U CN216563397U (en) | 2021-12-30 | 2021-12-30 | Electric automobile battery pack protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123394715.4U CN216563397U (en) | 2021-12-30 | 2021-12-30 | Electric automobile battery pack protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216563397U true CN216563397U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123394715.4U Active CN216563397U (en) | 2021-12-30 | 2021-12-30 | Electric automobile battery pack protection device |
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| CN (1) | CN216563397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116613448A (en) * | 2023-07-19 | 2023-08-18 | 江苏泽润新能科技股份有限公司 | New energy automobile battery package protective bracket |
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2021
- 2021-12-30 CN CN202123394715.4U patent/CN216563397U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116613448A (en) * | 2023-07-19 | 2023-08-18 | 江苏泽润新能科技股份有限公司 | New energy automobile battery package protective bracket |
| CN116613448B (en) * | 2023-07-19 | 2023-09-12 | 江苏泽润新能科技股份有限公司 | New energy automobile battery package protective bracket |
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