CN215989016U - High-flame-retardant high-strength SMC material protective frame for new energy automobile battery box - Google Patents

Abstract

The utility model relates to a high-flame-retardant high-strength SMC material protective frame for a new energy automobile battery box. It is not enough that it has solved battery case structural strength among the prior art, the not good problem of result of use. It includes battery protection framework, and it is uncovered and can open through the framework apron and seal to have in the battery protection framework, and links to each other through grafting positioning mechanism between battery protection framework and the framework apron circumference, and battery protection framework circumference both sides are equipped with a plurality of elastic positioning baffle mechanisms that set up in battery protection framework circumference inboard through sliding positioning structure, and elastic positioning baffle mechanism both sides are equipped with fire-retardant structural layer, and the framework apron outer wall is equipped with a plurality of buffer structure. The utility model has the advantages that: the structural strength is good, the protective performance is effectively improved, and the using effect is good.

Description

High-flame-retardant high-strength SMC material protective frame for new energy automobile battery box

Technical Field

The utility model relates to the technical field of battery protection equipment, in particular to a high-flame-retardant high-strength SMC material protection frame for a new energy automobile battery box.

Background

The accumulator of the electric vehicle generally refers to an accumulator used by an electric bicycle, and the accumulator is used for providing a power supply for the electric vehicle. The storage battery of the existing electric vehicle is generally placed in a reserved space at the bottom of the vehicle directly after being placed in a shell, no protective device is arranged around the storage battery, collision is easy to occur, leakage or deformation of the storage battery is caused, and the service life of the storage battery is influenced; meanwhile, the existing box body for placing the battery is insufficient in strength, the battery is easy to cause a fire phenomenon due to collision, the safety is insufficient, and the using effect is not good.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses a battery protector for an electric vehicle [ cn202020795973.x ], which includes three layers of protective frames arranged in sequence from inside to outside, each end face of an inner layer of protective frame is composed of a frame body and a protective net arranged in the frame body, each end face of a middle layer of protective frame is composed of a frame body, a protective net arranged in the frame body, and at least one fixed edge connected with the middle layer of protective frame, each end face of an outer layer of protective frame is composed of a frame body, a protective net arranged in the frame body, and a second fixed edge corresponding to the first fixed edge, buffer structures are arranged on the second fixed edge at equal intervals, the buffer structures are arranged between the second fixed edge and the first fixed edge, and the upper end faces of the middle layer of protective frame and the outer layer of protective frame are open-close and can be locked by a locking device.

Above-mentioned scheme has solved to a certain extent among the prior art battery and has produced the collision easily and cause battery weeping or warp, influences the problem of battery life, but this scheme still has a lot of insufficiencies, for example: a box body intensity for placing the battery is not enough, and the battery produces the collision and causes the phenomenon of catching a fire easily moreover, and the security is not enough, and the result of use is not good.

Disclosure of Invention

The utility model aims to solve the problems and provides a high-flame-retardant high-strength SMC material protective frame for a new energy automobile battery box, which is reasonable in design and good in using effect.

In order to achieve the purpose, the utility model adopts the following technical scheme: this SMC material protective frame for high flame retardant high strength of new energy automobile battery case, including battery protection framework, battery protection framework is last to have uncovered and can open through the framework apron and seal, and links to each other through grafting positioning mechanism between battery protection framework and the framework apron circumference, and battery protection framework circumference both sides are equipped with a plurality of elastic positioning baffle mechanisms that set up in battery protection framework circumference inboard through sliding positioning structure, and elastic positioning baffle mechanism both sides are equipped with fire-retardant structural layer, and the framework apron outer wall is equipped with a plurality of buffer structure. Through setting up the sliding location structure in battery protection framework circumference both sides, through the adjustable connection of sliding location structure elastic positioning baffle mechanism that is located battery protection framework circumference inboard, can freely adjust the width as required and assemble the battery, and elastic positioning baffle mechanism both sides set up fire-retardant structural layer and can effectively prevent that the battery from producing the condition that the collision is on fire, and simultaneously, set up buffer structure on the framework apron, effectively strengthened structural strength, it is not fragile, excellent in use effect.

In foretell SMC material protection frame that is used for high fire-retardant high strength of new energy automobile battery case, elastic positioning baffle mechanism includes two locating separation boards that the size is the same, and locating separation board upper end is equipped with the connection block, and connects one side that the block orientation locating separation board has the regulation spout, and the setting of sliding of locating separation board upper end is in adjusting the spout. The setting can finely tune according to the battery specification like this, and carries out the separation between two sets of batteries, avoids producing the collision.

In foretell SMC material protective frame that is used for high fire-retardant high strength of new energy automobile battery case, be equipped with spacing spring between the locating separation board, and locating separation board one side of keeping away from each other be equipped with a plurality of pressure spring, pressure spring one end of institute is passed through the fixed plate and is connected in locating separation board outer wall, and is equipped with the heat conduction hole in the locating separation board inner chamber, heat conduction hole one end and fixed plate mutual contact, the other end communicates each other with the heat conduction passageway that is formed between two locating separation boards. The setting of spacing spring can make the location baffle carry out the self-adaptation to compress tightly to the battery, and heat conduction hole and heat conduction channel are favorable to the heat dissipation.

In the SMC material protective frame with high flame retardance and high strength for the new energy automobile battery box, the flame-retardant structural layer is formed on one side of the positioning partition plate, which is oppositely arranged. The flame-retardant mechanism layer is contacted with the battery, so that the influence on the adjacent battery pack after the fire is started is avoided.

In foretell SMC material protective frame that is used for high fire-retardant high strength of new energy automobile battery case, the slip location structure is equipped with a plurality of joint grooves including setting up the direction spout at battery protective frame body both sides up end, direction spout one side and lie in battery protective frame body inner wall upper end, and forms the support bellying between two adjacent joint grooves, and location baffle both ends upside is equipped with the joint that is L shape and detains, and the joint is detained and is positioned joint inslot and one end and set up in the direction spout. Set up like this and make location baffle can slide adjusting location width and locking, stability is good.

In the SMC material protection frame for high flame-retardant high strength of new energy automobile battery case, the battery protection frame body is provided with bar-shaped air guide through holes for heat extraction on two sides and on the lower side of the clamping groove, and the bar-shaped air guide through holes are vertically arranged from top to bottom. The heat conducting channel can exchange heat quickly through the strip-shaped air guide holes.

In foretell SMC material protective frame that is used for high fire-retardant high strength of new energy automobile battery case, grafting positioning mechanism includes a plurality of settings at the grafting horizontal bar of framework apron inner wall both sides, and the horizontal bar that pegs graft corresponds the setting with the direction spout, and grafting horizontal bar one side is equipped with the joint bellying that corresponds the setting with the joint groove.

In foretell high fire-retardant high strength's SMC material protective frame for new energy automobile battery case, the framework apron inner wall is equipped with the insulating protective layer, and is equipped with a plurality of mutual spaced location briquetting along framework apron length direction axial on the insulating protective layer, connects the block upper end and is equipped with a plurality of grafting recesses that set up with location briquetting one-to-one, and when the framework apron seals the battery protection framework, the location briquetting sets up in the grafting recess that corresponds. The positioning pressing block and the inserting groove can be mutually inserted to compress the connecting block body, so that the stability of the positioning partition plate is further enhanced.

In the SMC material protective frame with high flame retardance and high strength for the new energy automobile battery box, the buffering structure comprises a jacking sliding groove arranged on the frame body cover plate, a buffering block body with one end exposed out of the jacking sliding groove is arranged in the jacking sliding groove in a sliding mode, and a jacking spring is arranged between the bottom of the buffering block body and the jacking sliding groove. The setting of buffer structure can prevent effectively that the framework apron from receiving the collision and producing the damage, reduces the impact force degree.

In the SMC material protective frame with high flame retardance and high strength for the new energy automobile battery box, the strip-shaped air guide through holes are communicated with the heat conduction channels.

Compared with the prior art, the utility model has the advantages that: reasonable in design, moreover, the steam generator is simple in structure, not only effectively improve the structural strength of battery protection framework, and can provide the buffering effort when the atress is lapped to the framework, avoid the framework apron to receive direct pressure, the damage of guard plate has been reduced, structural strength has been improved, and elastic positioning baffle mechanism's setting up makes and forms the elastic separation between two adjacent group batteries, avoid hard collision to produce the phenomenon of catching fire, and simultaneously, the setting of fire-retardant structural layer can prevent that the group battery after catching fire from producing the influence to adjacent group battery, excellent in use effect.

Drawings

FIG. 1 is a cross-sectional view of the resilient positioning spacer mechanism of the present invention;

FIG. 2 is a front view of the resilient positioning spacer mechanism of the present invention;

FIG. 3 is a cross-sectional view of a cover of the receptacle of the present invention;

fig. 4 is a schematic structural view of a battery protection frame in the present invention.

In the figure, the battery protection frame body 1, the strip-shaped air guide through hole 11, the frame body cover plate 2, the insulating protective layer 21, the positioning press block 22, the inserting groove 23, the inserting positioning mechanism 3, the inserting cross bar 31, the clamping convex part 32, the sliding positioning structure 4, the guide sliding groove 41, the clamping groove 42, the supporting convex part 43, the clamping buckle 44, the elastic positioning partition plate mechanism 5, the flame-retardant structure layer 51, the elastic positioning partition plate 52, the connecting block body 53, the adjusting sliding groove 54, the limiting spring 55, the compression spring 56, the fixing plate 57, the heat conducting hole 58, the heat conducting channel 59, the buffer structure 6, the jacking sliding groove 61, the buffer block body 62 and the jacking spring 63.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-4, the high flame retardant and high strength SMC material protection frame for the new energy automobile battery box comprises a battery protection frame body 1, wherein the battery protection frame body 1 is provided with an opening and can be opened and closed through a frame cover plate 2, the battery protection frame body 1 is connected with the frame cover plate 2 in the circumferential direction through a plugging positioning mechanism 3, two sides of the battery protection frame body 1 in the circumferential direction are provided with a plurality of elastic positioning partition plate mechanisms 5 arranged on the inner side of the battery protection frame body 1 in the circumferential direction through sliding positioning structures 4, two sides of each elastic positioning partition plate mechanism 5 are provided with flame retardant structure layers 51, and the outer wall of the frame cover plate 2 is provided with a plurality of buffer structures 6. The battery protection frame body 1 is made of SMC materials, has the characteristics of high strength and light weight, can reduce weight, and has good fluidity, no material shortage, difficult deformation and good air tightness; and elastic positioning partition plate mechanism 5 is not only used for carrying out elastic positioning with the group battery, effectively prevents to produce rigid collision between the adjacent group battery moreover, and the protective effect is good, and the condition that the group battery collision was caught fire can effectively be prevented in setting up of fire-retardant structural layer 51 simultaneously

The elastic positioning partition plate mechanism 5 comprises two positioning partition plates 52 with the same size, a connecting block 53 is arranged at the upper end of each positioning partition plate 52, an adjusting sliding groove 54 is formed in one side, facing the positioning partition plates 52, of each connecting block 53, and the upper ends of the positioning partition plates 52 are slidably arranged in the adjusting sliding grooves 54. When the positioning width is set to be thick, the battery pack is arranged and is collided, the battery pack shakes, the positioning partition plate 52 slides along with the battery pack, rigid collision is avoided, and the collision force is reduced.

Furthermore, a limiting spring 55 is arranged between the positioning partition plates 52, a plurality of compression springs 56 are arranged on one side of each positioning partition plate 52, one end of each compression spring 56 is connected to the outer wall of each positioning partition plate 52 through a fixing plate 57, a heat conduction hole 58 is arranged in the inner cavity of each positioning partition plate 52, one end of each heat conduction hole 58 is in contact with the fixing plate 57, and the other end of each heat conduction hole is communicated with a heat conduction channel 59 formed between the two positioning partition plates 52.

Obviously, the flame-retardant structure layer 51 is formed on the side where the positioning spacers 52 are oppositely disposed.

Visibly, the sliding positioning structure 4 includes a guiding chute 41 disposed on the upper end surface of the two sides of the battery protection frame body 1, a plurality of clamping grooves 42 are disposed on one side of the guiding chute 41 and on the upper end of the inner wall of the battery protection frame body 1, a supporting protrusion 43 is formed between two adjacent clamping grooves 42, a clamping buckle 44 in an L shape is disposed on the upper side of each of the two ends of the positioning partition plate 52, and the clamping buckle 44 is positioned in the clamping groove 42 and one end of the clamping buckle is disposed in the guiding chute 41. The positioning partition plate 52 is moved through the guide chute 41, and after the position is determined, the clamping buckle 44 is inserted into the clamping groove 42 to be fixed.

Specifically, the two sides of the battery protection frame body 1 and the lower side of the clamping groove 42 are provided with strip-shaped air guide through holes 11 for heat extraction, and the strip-shaped air guide through holes 11 are vertically arranged from top to bottom. The strip-shaped air guide through holes 11 are arranged corresponding to the heat conducting channels 59.

Furthermore, the inserting positioning mechanism 3 includes a plurality of inserting cross bars 31 disposed on two sides of the inner wall of the frame cover plate 2, the inserting cross bars 31 are disposed corresponding to the guiding sliding grooves 41, and the clamping protrusions 32 disposed corresponding to the clamping grooves 42 are disposed on one side of the inserting cross bars 31. The inserting horizontal bar 31 is inserted into the guiding sliding groove 41, the clamping convex part 32 is pressed into the clamping groove 42, and the clamping buckle 44 is pressed tightly.

In detail, the inner wall of the frame cover plate 2 is provided with an insulating protection layer 21, a plurality of mutually spaced positioning press blocks 22 are axially arranged on the insulating protection layer 21 along the length direction of the frame cover plate 2, a plurality of insertion grooves 23 which are arranged in one-to-one correspondence with the positioning press blocks 22 are arranged at the upper end of the connecting block 53, and when the frame cover plate 2 seals the battery protection frame 1, the positioning press blocks 22 are arranged in the corresponding insertion grooves 23. The frame cover plate 2 can be used for compressing and positioning the positioning pressing block 22, and the protection performance is improved.

Preferably, the buffering structure 6 includes a pressing sliding slot 61 disposed on the frame cover plate 2, a buffering block 62 having one end exposed out of the pressing sliding slot 61 is slidably disposed in the pressing sliding slot 61, and a pressing spring 63 is disposed between the bottom of the buffering block 62 and the pressing sliding slot 61. When the frame cover plate 2 is stressed, the buffer block 62 contracts into the jacking chute 61, partial acting force is removed through the jacking spring 63, and the battery pack in the battery protection frame 1 is protected.

More specifically, the strip-shaped air guide through holes 11 and the heat conductive passages 59 communicate with each other.

In summary, the principle of the present embodiment is: by arranging the elastic positioning partition plate mechanism 5 in the battery protection frame body 1, when collision occurs, the battery pack shakes, the positioning partition plate 52 slides along with the battery pack, rigid collision is avoided, and collision force is reduced; moreover, the flame-retardant structure layer 51 is arranged on one side of the positioning partition plate 52 facing the battery pack, so that the condition of fire caused by collision friction can be effectively prevented; simultaneously set up buffer structure 6 on battery protection framework 1, reduce the collision effort at top, improve structural strength.

And battery protection framework 1 and framework apron 2 are made by SMC combined material, have the characteristics of lightweight and high strength, not only reduced the car load, moreover, mobility is good, do not lack the material, non-deformable, and the gas tightness is good, excellent in use effect.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although terms such as the battery protection frame 1, the strip-shaped air guide through hole 11, the frame cover plate 2, the insulating protection layer 21, the positioning press block 22, the insertion groove 23, the insertion positioning mechanism 3, the insertion cross bar 31, the clamping protrusion 32, the sliding positioning structure 4, the guide sliding groove 41, the clamping groove 42, the supporting protrusion 43, the clamping buckle 44, the elastic positioning partition mechanism 5, the flame-retardant structure layer 51, the elastic positioning partition 52, the connection block 53, the adjustment sliding groove 54, the limiting spring 55, the pressing spring 56, the fixing plate 57, the heat conduction hole 58, the heat conduction channel 59, the buffer structure 6, the pressing sliding groove 61, the buffer block 62, and the pressing spring 63 are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (10)

1. The utility model provides a SMC material protective frame that is used for high fire-retardant high strength of new energy automobile battery case, includes battery protection framework (1), battery protection framework (1) on have uncovered and can open through framework apron (2) and seal, and link to each other through grafting positioning mechanism (3) between battery protection framework (1) and framework apron (2) circumference, a serial communication port, battery protection framework (1) circumference both sides be equipped with a plurality of elastic positioning baffle mechanism (5) that set up in battery protection framework (1) circumference inboard through sliding positioning structure (4), elastic positioning baffle mechanism (5) both sides be equipped with fire-retardant structural layer (51), framework apron (2) outer wall be equipped with a plurality of buffer structure (6).

2. The high-flame-retardant high-strength SMC material protective frame for the battery box of a new energy automobile according to claim 1, wherein the elastic positioning partition plate mechanism (5) comprises two positioning partition plates (52) with the same size, a connecting block (53) is arranged at the upper end of each positioning partition plate (52), an adjusting chute (54) is arranged on one side, facing the positioning partition plates (52), of each connecting block (53), and the upper ends of the positioning partition plates (52) are slidably arranged in the adjusting chutes (54).

3. The protective frame of SMC material with high flame retardance and high strength for the battery box of a new energy automobile according to claim 2, characterized in that a limiting spring (55) is arranged between the positioning partition plates (52), a plurality of compression springs (56) are arranged on the side, away from each other, of the positioning partition plates (52), one end of each compression spring (56) is connected to the outer wall of each positioning partition plate (52) through a fixing plate (57), a heat conduction hole (58) is arranged in the inner cavity of each positioning partition plate (52), one end of each heat conduction hole (58) is in contact with the fixing plate (57), and the other end of each heat conduction hole is communicated with a heat conduction channel (59) formed between the two positioning partition plates (52).

4. A high flame retardant and high strength SMC material protective frame for a battery box of a new energy automobile according to claim 3, wherein the flame retardant structure layer (51) is formed on the side where the positioning partition plate (52) is oppositely arranged.

5. The SMC material protective frame with high flame retardance and high strength for the battery box of the new energy automobile according to claim 3, wherein the sliding positioning structure (4) comprises guide sliding grooves (41) formed in the upper end surfaces of the two sides of the battery protective frame body (1), a plurality of clamping grooves (42) are formed in one side of each guide sliding groove (41) and in the upper end of the inner wall of the battery protective frame body (1), a supporting protruding portion (43) is formed between every two adjacent clamping grooves (42), L-shaped clamping buckles (44) are arranged on the upper sides of the two ends of each positioning partition plate (52), each clamping buckle (44) is positioned in each clamping groove (42), and one end of each clamping buckle is arranged in each guide sliding groove (41).

6. A high flame retardant and high strength SMC material protective frame for a new energy automobile battery box according to claim 5, characterized in that strip-shaped air guide through holes (11) for heat removal are arranged on two sides of the battery protective frame body (1) and below the clamping grooves (42), and the strip-shaped air guide through holes (11) are vertically arranged from top to bottom.

7. The SMC material protective frame with high flame retardance and high strength for the battery box of the new energy automobile according to claim 1, wherein the inserting positioning mechanism (3) comprises a plurality of inserting cross bars (31) arranged on two sides of the inner wall of the frame body cover plate (2), the inserting cross bars (31) are arranged corresponding to the guide sliding grooves (41), and clamping convex parts (32) arranged corresponding to the clamping grooves (42) are arranged on one sides of the inserting cross bars (31).

8. The SMC material protective frame with high flame retardance and high strength for the battery box of the new energy automobile as claimed in claim 2, wherein an insulating protective layer (21) is arranged on the inner wall of the frame cover plate (2), a plurality of positioning press blocks (22) which are spaced from each other are axially arranged on the insulating protective layer (21) along the length direction of the frame cover plate (2), a plurality of inserting grooves (23) which are arranged in one-to-one correspondence with the positioning press blocks (22) are formed in the upper end of the connecting block body (53), and when the frame cover plate (2) seals the battery protective frame (1), the positioning press blocks (22) are arranged in the corresponding inserting grooves (23).

9. The SMC material protective frame with high flame retardance and high strength for the battery box of the new energy automobile as claimed in claim 1, wherein the buffering structure (6) comprises a jacking sliding groove (61) arranged on the frame body cover plate (2), a buffering block body (62) with one end exposed out of the jacking sliding groove (61) is arranged in the jacking sliding groove (61) in a sliding mode, and a jacking spring (63) is arranged between the bottom of the buffering block body (62) and the jacking sliding groove (61).

10. A high flame retardant and high strength SMC material protective frame for a battery box of a new energy automobile according to claim 6, wherein the strip-shaped air guide through hole (11) and the heat conduction channel (59) are communicated with each other.

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