CN110379969B

CN110379969B - Equipment shell of new forms of energy electric automobile battery

Info

Publication number: CN110379969B
Application number: CN201910679331.5A
Authority: CN
Inventors: 黄宇; 李家春; 田莉
Original assignee: Guizhou University
Current assignee: Guizhou University
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2022-03-22
Anticipated expiration: 2039-07-26
Also published as: CN110379969A

Abstract

The invention provides an assembled shell of a new energy electric automobile battery, which comprises a shell, a base, a battery, a fixed pressing plate, a ferrule and a plate spring, wherein the base is arranged on the shell; the channel of the base is matched and mounted with the convex strip of the shell, and a through hole is formed in the outer side of the convex strip of the shell; an integral damping device is arranged at the lower point of the base and consists of a nut and a spring; the fixing rod is fixed through fixing holes formed in the upper ends of the two sides of the base, and a battery mounting groove is formed in the end face of the base; the fixed pressing plate is sleeved on the fixed rod and welded by the ferrule and the plate spring, certain gaps are formed between the batteries arranged on the base, a large channel is arranged between two rows of batteries, the outer side of the joint of the outer shell arranged on the outer side of the base and the channel of the base is provided with a through hole, the channels, the gaps and the through hole can dissipate heat of the batteries, and a cooling fan can be arranged on the pupil to dissipate heat.

Description

Equipment shell of new forms of energy electric automobile battery

Technical Field

The invention belongs to the technical field of new energy automobiles, and particularly relates to an assembled shell of a new energy electric automobile battery.

Background

The battery of electric automobile, power battery is the power that provides the power source for the instrument, indicates the battery that provides power for electric automobile, electric train, electric bicycle, golf cart more. Which is mainly distinguished from a starting battery for starting an engine of an automobile. The valve port sealed lead-acid storage battery, the open tubular lead-acid storage battery and the lithium iron phosphate storage battery are adopted, frequent spontaneous combustion events of the electric vehicle occur, a lot of potential new energy users have a carelessness, and the high-voltage wiring harness used by the connecting piece of the electric vehicle and the battery has extremely high technical requirements in the aspects of cooling, heat dissipation, flame retardance, life cycle and conductor resistance. This is also the root reason why many new energy vehicles auto-ignite.

Application No.: the invention discloses an assembled shell of a new energy electric vehicle battery, which comprises an assembled shell main body, assembled top shells, transverse assembled shells, vertical assembled shells, a battery fixing frame, a fixing piece and an assembled piece, wherein the assembled top shells are movably connected to the left side and the right side of the assembled shell main body, the two assembled top shells are in a clamping shape, the upper end and the lower end of the assembled shell main body are movably connected with the transverse assembled shells, the width of each assembled top shell is consistent with that of each transverse assembled shell, the inner sides of the two assembled top shells are fixedly connected with the vertical assembled shells, and the middle of the assembled shell main body is fixedly connected with the battery fixing frame. The invention has stable structure and good heat dissipation assembly effect, can fully keep the stable quality of the assembled shell, avoids the problem of service life reduction of the electric automobile caused by easy ignition when the battery is overheated, and has very high popularization value.

Based on the above, the high-voltage wire harness used by the connecting piece and the battery of the electric vehicle has extremely high technical requirements in the aspects of cooling and heat dissipation, flame retardance, life cycle and conductor resistance. This is also the root reason why many new energy vehicles auto-ignite.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and an assembled housing of a new energy electric vehicle battery is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides an assembled shell of a new energy electric vehicle battery, which is used for solving the extremely high technical requirements on cooling, heat dissipation, flame retardance, life cycle and conductor resistance of a high-voltage wire harness used by a connecting piece and the battery of an electric vehicle. This is also a problem of the root cause of spontaneous combustion of many new energy vehicles.

The purpose and the effect of the assembled shell of the new energy electric vehicle battery are achieved by the following specific technical means:

an assembled shell of a new energy electric vehicle battery comprises a shell, a base, a battery, a through hole, a convex strip, a channel, a fixing rod, a spring, a nut, a fixing pressing plate, a ferrule and a plate spring; the channel of the base is matched and mounted with the convex strip of the shell, and a through hole is formed in the outer side of the convex strip of the shell; an integral damping device is arranged at the lower point of the base and consists of a nut and a spring; the fixing rod is fixed through fixing holes formed in the upper ends of the two sides of the base, and a battery mounting groove is formed in the end face of the base; the fixed pressing plate is sleeved on the fixed rod and is formed by welding a ferrule and a plate spring.

Furthermore, the left side and the right side of the shell are provided with through holes, the through holes are formed in the convex strips, and the number of the through holes is four.

Furthermore, a larger interval is arranged between two rows of batteries which are adjacent to each other and distributed on the base, and channels corresponding to two ends of the base are arranged at four positions.

Furthermore, the battery jar that sets up on the terminal surface of base places the battery for the installation and uses, and all has certain spacing distance between every battery jar.

Furthermore, the fixed pressing plates are used for pressing the batteries, the fixed pressing plates are respectively provided with three types, and the three types of fixed pressing plates are different in width.

Furthermore, the fixed pressing plate is formed by welding two ferrules on two sides of a circular arc plate spring respectively, and the two ferrules are designed to be parallel to each other.

Furthermore, damping device of base bottom end face department sets up in the four corners of base, and mainly by spring and nut fixed.

Compared with the prior art, the invention has the following beneficial effects:

the setting of nut and spring, the damping device setting of base bottom end face department is in the four corners department of base, and mainly fixed by spring and nut, and when the car was gone on uneven road surface, the battery can not take place too much vibrations.

The setting of stationary platen, stationary platen welds a lasso respectively by the both sides of a slice circular arc leaf spring and constitutes, and the setting of three kinds of different widths that stationary platen divide into, and stationary platen installs on the dead lever, and the adjusting position can slide on the dead lever, is the narrowest stationary platen fixed battery in the outside of battery, and the one row of installation in the middle is the widest stationary platen, and other positions are ordinary stationary platen.

The through holes and the channels are arranged, certain gaps are arranged between the batteries arranged on the base, a large channel is arranged between two rows of batteries, the through holes are formed in the outer side of the joint of the outer shell arranged on the outer side of the base and the channel of the base, the channels, the gaps and the through holes can dissipate heat of the batteries, and a cooling fan can be arranged at the pupil outlet to dissipate heat.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of a battery mounting structure of the present invention.

Fig. 3 is a schematic view of the present invention at a point a with a partially enlarged structure.

Fig. 4 is a schematic view of the base structure of the present invention.

Fig. 5 is a schematic view of the present invention showing a part of the enlarged structure at B.

Fig. 6 is a schematic view of the housing structure of the present invention.

Fig. 7 is a schematic view of the structure of the fixed platen of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a housing; 2. a base; 3. a battery; 4. a through hole; 5. a convex strip; 6. a channel; 7. fixing the rod; 8. a spring; 9. a nut; 10. fixing the pressing plate; 11. a ferrule; 12. a leaf spring.

Detailed Description

Example (b):

as shown in figures 1 to 7:

the invention provides an assembled shell of a new energy electric vehicle battery, which comprises a shell 1, a base 2, a battery 3, a through hole 4, a convex strip 5, a channel 6, a fixing rod 7, a spring 8, a nut 9, a fixing pressing plate 10, a ferrule 11 and a plate spring 12, wherein the convex strip 5 is arranged in the shell; the channel 6 of the base 2 is matched and mounted with the convex strip 5 of the shell 1, and the outer side of the convex strip 5 of the shell 1 is provided with a through hole 4; an integral damping device is arranged at the lower point of the base 2 and consists of a nut 9 and a spring 8; the fixed rod 7 is fixed through fixed holes formed in the upper ends of the two sides of the base 2, and an installation groove for the battery 3 is formed in the end face of the base 2; the fixed pressing plate 10 is sleeved on the fixed rod 7, and the fixed pressing plate 10 is formed by welding a ferrule 11 and a plate spring 12.

Wherein, the left and right sides of casing 1 all is provided with through-hole 4, and through-hole 4 sets up in convex strip 5 department, does not arrange for two for four rows, and through-hole 4 can give battery 3 heat dissipation, and through-hole 4 department still can install radiator fan and dispel the heat.

The batteries 3 distributed in two adjacent rows of the base 2 are arranged at a larger interval, the channels 6 corresponding to the two ends of the base 2 are arranged at four positions, and the channels 6 can dissipate heat of the batteries 3.

Wherein, the battery jar that sets up on the terminal surface of base 2 places battery 3 for the installation and uses, and all has certain spacing distance between every battery jar, all is provided with certain interval between the battery jar that base 2 department set up, can increase the heat dissipation between battery 3, and can also be when installation fixed pressing plate 10 easy to assemble more with fixed.

The fixed pressing plates 10 are used for pressing the batteries 3, the fixed pressing plates 10 are respectively provided with three types, the three types of fixed pressing plates 10 are different in width, the batteries 3 are respectively fixed by the fixed pressing plate 7 which is the narrowest on the outermost side of the batteries 3, the fixed pressing plates 10 which are the widest are arranged in the middle row, and the fixed pressing plates 10 are common fixed pressing plates 10 in other positions.

The fixed pressing plate 10 is formed by welding two ferrules 11 on two sides of an arc plate spring 12 respectively, the two ferrules 11 are parallel to each other, and the two ferrules 11 connected in parallel can enable the fixed pressing plate 10 to adjust the distance between the fixed pressing plate and the fixed rod 7 back and forth.

The damping devices at the bottom end face of the base 2 are arranged at four corners of the base 2 and are mainly fixed by springs 8 and nuts 9, and when the automobile runs on uneven roads, the battery 3 cannot vibrate too much.

The specific use mode and function of the embodiment are as follows:

in the invention, a certain gap is arranged between batteries 3 arranged on a base 2, a larger channel 6 is arranged between no two rows of batteries 3, through holes 4 are arranged at the outer side of the joint of a shell 1 arranged at the outer side of the base 2 and the channel 6 of the base 2, the channel 6, the gap and the through holes 4 can radiate heat of the batteries 3, the through holes 4 are arranged at the left side and the right side of a shell 1, the through holes 4 are arranged at convex strips 5 and are not arranged in two rows, the through holes 4 can radiate heat of the batteries 3, a radiating fan can be arranged at the through holes 4 for radiating heat, damping devices at the bottom end face of the base 2 are arranged at the four corners of the base 2 and are mainly fixed by springs 8 and nuts 9, when an automobile runs on an uneven road surface, the batteries 3 cannot generate excessive vibration, a fixed pressing plate 10 is arranged in three different widths, and the fixed pressing plate is arranged on a fixed rod 7, the positions of the fixing rods 7 can be adjusted in a sliding mode, the narrowest fixing pressing plate 7 is arranged on the outermost side of the batteries 3 to fix the batteries 3, the widest fixing pressing plate 10 is arranged in the middle of the batteries 3, the other positions are all common fixing pressing plates 10, and the fixing pressing plates 10 and the damping devices on the base 2 are used for reducing mutual collision of the batteries 3 in the running process of an automobile, so that accidents are further reduced.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an equipment shell of new forms of energy electric automobile battery which characterized in that: the assembling shell of the new energy electric vehicle battery comprises a shell (1), a base (2), a battery (3), a through hole (4), a convex strip (5), a channel (6), a fixing rod (7), a spring (8), a nut (9), a fixing pressing plate (10), a ferrule (11) and a plate spring (12); the channel (6) of the base (2) and the convex strip (5) of the shell (1) are installed in a matched mode, and a through hole (4) is formed in the outer side of the convex strip (5) of the shell (1); an integral damping device is arranged at the lower point of the base (2), and the device consists of a nut (9) and a spring (8); the fixing rod (7) is fixed through fixing holes formed in the upper ends of the two sides of the base (2), and an installation groove for the battery (3) is formed in the end face of the base (2); the fixed pressing plate (10) is sleeved on the fixed rod (7), and the fixed pressing plate (10) is formed by welding a ferrule (11) and a plate spring (12).

2. The assembled shell of the new energy electric vehicle battery as in claim 1, wherein: the left side and the right side of the shell (1) are provided with through holes (4), the through holes (4) are arranged at the convex strips (5), and the number of the through holes is two for each row of four rows.

3. The assembled shell of the new energy electric vehicle battery as in claim 1, wherein: the battery pack is characterized in that a spacing distance is arranged between two rows of batteries (3) distributed adjacent to the base (2), and channels (6) corresponding to two ends of the base (2) are arranged at four positions.

4. The assembled shell of the new energy electric vehicle battery as in claim 1, wherein: the battery jar that sets up on the terminal surface of base (2) places battery (3) for the installation and uses, and all has certain spacing distance between every battery jar.

5. The assembled shell of the new energy electric vehicle battery as in claim 1, wherein: the fixed pressing plates (10) are used for pressing the batteries (3), the fixed pressing plates (10) are respectively provided with three types, and the three types of the fixed pressing plates (10) are different in width.

6. The assembled shell of the new energy electric vehicle battery as in claim 1, wherein: the fixed pressing plate (10) is formed by welding two ferrules (11) on two sides of an arc plate spring (12) respectively, and the ferrules (11) at two positions are designed to be parallel to each other.

7. The assembled shell of the new energy electric vehicle battery as in claim 1, wherein: damping device of base (2) bottom face department sets up in the four corners department of base (2), and mainly by spring (8) and nut (9) fixed.