CN213501816U

CN213501816U - Battery pack connecting device

Info

Publication number: CN213501816U
Application number: CN202022746147.9U
Authority: CN
Inventors: 徐紫凡
Original assignee: Xiangtan University
Current assignee: Xiangtan University
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-06-22
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a battery package connecting device, include the battery package body with install in the base of battery package body bottom, two lugs are fixed to base upper surface both ends symmetry, the lug upper surface is seted up flutedly, installs the straight screw thread section of thick bamboo of detachable in the recess, be fixed with the extension board with lug correspondence department on the battery package body, set up the round hole of arranging with the recess is concentric on the extension board, be equipped with connecting screw in the round hole, the connecting screw lower extreme runs through the round hole meshing in a straight screw thread section of thick bamboo. The utility model discloses a design external reserve dismantlement structure, reduce the later stage and overhaul the dismantlement degree of difficulty to the battery package, be convenient for install better and dismantle the battery package, overhaul the car.

Description

Battery pack connecting device

Technical Field

The utility model belongs to the technical field of the battery package installation, concretely relates to battery package connecting device.

Background

In recent years, the new energy automobile industry is rapidly developed, and the new energy automobile gradually replaces a fuel automobile and is more and more widely applied. The design of the new energy automobile is mainly characterized in that the battery pack is structurally designed, at present, the battery pack is usually installed on an automobile body through bolts, after the bolts for connecting the battery pack and the automobile body are installed, screw rod parts of the bolts are in a hidden state, and in the process of replacing the battery pack in the later period, the situation that the bolts are corroded and difficult to detach easily occurs, so that the battery pack is difficult to replace, and the automobile body is easily damaged when the battery pack is forcibly detached.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art existence, the utility model aims at providing a battery package connecting device through designing external reserve dismantlement structure, reduces the later stage and overhauls the dismantlement degree of difficulty to the battery package, is convenient for install and dismantle the battery package better, overhauls the car.

In order to achieve the above purpose, the present invention is realized by the following technical solution:

the utility model provides a battery package connecting device, includes the battery package body and install in the base of battery package body bottom, two lugs are fixed to base upper surface both ends symmetry, the lug upper surface is seted up flutedly, installs a detachable straight thread section of thick bamboo in the recess, it is fixed with the extension board to correspond the department with the lug on the battery package body, set up the round hole of arranging with the recess is concentric on the extension board, be equipped with the connecting screw in the round hole, the connecting screw lower extreme runs through the round hole meshing in a straight thread section of thick bamboo.

Furthermore, through holes communicated with the grooves are formed in two side faces, perpendicular to the battery pack body, of the protruding block, two threaded holes matched with the through holes are symmetrically formed in the outer surface of the straight threaded barrel, and limiting screws connected with the threaded holes are arranged in the through holes.

Furthermore, the inner surface of the groove is provided with a limiting groove arranged along the length direction of the groove, the outer surface of the straight thread cylinder is fixed with a limiting strip matched with the limiting groove, the limiting strip and the straight thread cylinder are of an integrally formed structure, and the limiting strip is inserted into the limiting groove.

Furthermore, two triangular plates are symmetrically arranged on one side, close to the battery pack body, of the upper surface of the support plate, and the triangular plates are fixedly connected with the battery pack body.

Furthermore, two moving blocks are arranged on two side faces, parallel to the length direction, of the base, penetrating holes penetrating through the side faces of the moving blocks are formed in the side faces of the moving blocks, threaded rods arranged in parallel to the base are inserted into the penetrating holes, connecting plates are fixed to two ends of each threaded rod and fixedly connected with the base, nuts are arranged on two sides of each moving block, the nuts are meshed on the threaded rods, and mounting holes used for penetrating bolts are formed in one ends, far away from the base, of the upper surface and the lower surface of each moving block.

Furthermore, the connecting plate is provided with blind holes in a split mode, and two ends of the threaded rod are fixed between the blind holes in the split mode.

Further, four edges and corners of the base are all processed into round corners.

The utility model has the advantages that:

1. when fixing the battery package body on the automobile body, at first utilize the bolt to install the base on the automobile body, then pass the round hole on the extension board and twist in the straight thread section of thick bamboo in the lug, accomplish the fixed connection of battery package body and base, promptly the battery package body is fixed on the automobile body, a part screw rod position of connecting screw is in naked state this moment, when the connecting screw appears in the later stage and is difficult to twist the condition, utilize the clearance between extension board and the lug to saw off the connecting screw can, be convenient for dismantle smoothly of battery package body, and do not harm the automobile body, will remain the straight thread section of thick bamboo that has part connecting screw and take out from the lug, the reuse of the base of being convenient for.

2. The position of the movable blocks is adjusted along the threaded rod, so that the distance between the two movable blocks meets the requirement, namely the mounting positions corresponding to the mounting holes in the movable blocks meet the requirement, and then the positions of the movable blocks are fixed by utilizing the nuts on the two sides of the movable blocks, so that the convenient adjustment of the distance between the mounting holes is realized, and the mounting positions of the base are convenient to adjust.

Drawings

Fig. 1 is a schematic structural view of a battery pack connecting device according to the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a perspective view of a support plate in the battery pack connecting device of the present invention;

fig. 4 is a perspective view of a bump in a battery pack connecting device according to the present invention;

fig. 5 is an assembly schematic view of a limit strip and a straight thread cylinder in the battery pack connecting device of the present invention;

fig. 6 is a cross-sectional view of a straight threaded cylinder of a battery pack connecting device according to the present invention;

fig. 7 is a perspective view of a moving block in a battery pack connecting device according to the present invention;

in the figure: the battery pack comprises a battery pack body 1, a base 2, a support plate 3, a convex block 4, a connecting screw 5, a connecting plate 6, a threaded rod 7, a nut 8, a moving block 9, a straight threaded cylinder 10, a limiting screw 11, a set square 12, a round hole 13, a groove 14, a limiting groove 15, a through hole 16, a limiting strip 17, a threaded hole 18, a through hole 19 and a mounting hole 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail and clearly, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

Referring to fig. 1 to 7, a preferred technical solution of the present invention is: the utility model provides a battery package connecting device, includes battery package body 1, and base 2 is installed to battery package body 1 bottom, and base 2 provides the support carrier for battery package body 1.

Two lugs 4 are symmetrically fixed at two ends of the upper surface of the base 2, a groove 14 is formed in the upper surface of each lug 4, a detachable straight thread cylinder 10 is installed in each groove 14, and the grooves 14 provide installation space for the straight thread cylinders 10.

A support plate 3 is fixed on the battery pack body 1 corresponding to the convex block 4, a certain vertical distance is kept between the support plate 3 and the convex block 4, a circular hole 13 which is concentrically arranged with the groove 14 is formed in the support plate 3, a connecting screw 5 is arranged in the circular hole 13, and the lower end of the connecting screw 5 penetrates through the circular hole 13 and is meshed in the straight thread cylinder 10. When fixing the battery pack body 1 on the vehicle body, firstly, the base 2 is installed on the vehicle body, then the connecting screw 5 passes through the round hole 13 on the support plate 3 and is screwed into the straight thread cylinder 10 in the lug 4, the fixed connection between the battery pack body 1 and the base 2 is completed, namely, the battery pack body 1 is fixed on the vehicle body, at the moment, a part of the screw rod part of the connecting screw 5 is in an exposed state, when the connecting screw 5 is difficult to screw in the later period, the connecting screw 5 can be sawn off by utilizing the gap between the support plate 3 and the lug 4, the battery pack body 1 is convenient to smoothly disassemble, the vehicle body is not damaged, the straight thread cylinder 10 with part of the connecting screw 5 left is taken out from the lug 4, and the base 2 is convenient to be reused.

Two side surfaces of the lug 4, which are vertical to the battery pack body 1, are provided with through holes 16 communicated with the grooves 14, the outer surface of the straight thread cylinder 10 is symmetrically provided with two thread holes 18 matched with the through holes 16, and the through holes 16 are internally provided with limit screws 11 connected with the thread holes 18. When the straight thread cylinder 10 needs to be taken out of the groove 14, the limiting screw 11 is screwed to enable the limiting screw 11 to be separated from the threaded hole 18, so that the limiting screw 11 loses the limiting effect on the position of the straight thread cylinder 10, and the straight thread cylinder 10 is convenient to take out of the groove 14.

The spacing groove 15 that arranges along 14 length direction of recess is seted up to the 14 internal surfaces of recess, a straight thread section of thick bamboo 10 external surface is fixed with the spacing strip 17 with spacing groove 15 matched with, spacing strip 17 assigns in spacing groove 15, spacing strip 17 and a straight thread section of thick bamboo 10 be integrated into one piece structure, when assigning a straight thread section of thick bamboo 10 in recess 14, make spacing strip 17 assign in spacing groove 15, be convenient for the quick location of a straight thread section of thick bamboo 10, and reduce the load of the spacing screw 11 of restriction straight thread section of thick bamboo 10 position.

Two set square 12 are installed to the symmetry of 3 upper surfaces of extension board near one side of battery package body 1, and set square 12 and battery package body 1 fixed connection install set square 12 between extension board 3 and battery package body 1, improve the mechanical strength that extension board 3 and battery package body 1 are connected.

Two sides that base 2 paralleled along length direction all are equipped with two movable blocks 9, the through-hole 19 that runs through has been seted up to movable block 9 side, threaded rod 7 with base 2 parallel arrangement has been inserted in through-hole 19, the both ends of threaded rod 7 all are fixed with even board 6, even board 6 and base 2 fixed connection even, the both sides of movable block 9 all are equipped with nut 8, nut 8 meshes on threaded rod 7, one side that base 2 was kept away from to the upper and lower surface of movable block 9 is offered and is used for alternate mounting hole 20 of bolt, adjust the position of movable block 9 along threaded rod 7, make the interval of two movable blocks 9 satisfy the needs, the mounted position that mounting hole 20 corresponds on the movable block 9 promptly satisfies the needs, utilize the position of the fixed movable block 9 of nut 8 of movable block 9 both sides afterwards, realize the convenient adjustment of mounting hole 20 interval, even in the mounted position of adjustment base 2.

The connecting plate 6 is provided with blind holes in a bisecting way, and the two ends of the threaded rod 7 are fixed between the bisecting blind holes, so that the connection stability of the threaded rod 7 and the connecting plate 6 is improved.

Four edges and corners of the base 2 are all processed into round corners, the round corners are processed on the base 2, and the sharpness of the sharp corners of the base 2 is reduced.

In a word, the utility model discloses a design external reserve dismantlement structure, reduced the later stage and overhauld the dismantlement degree of difficulty to the battery package, be convenient for install better and dismantle the battery package, overhaul the car.

Claims

1. The utility model provides a battery package connecting device, includes battery package body (1) and install in base (2) of battery package body (1) bottom, its characterized in that: two lugs (4) are symmetrically fixed at two ends of the upper surface of the base (2), a groove (14) is formed in the upper surface of each lug (4), a detachable straight thread cylinder (10) is installed in each groove (14), a support plate (3) is fixed at a position, corresponding to the lug (4), on the battery pack body (1), a round hole (13) concentrically arranged with each groove (14) is formed in each support plate (3), a connecting screw (5) is arranged in each round hole (13), and the lower end of each connecting screw (5) penetrates through the round hole (13) and is meshed in the straight thread cylinder (10).

2. A battery pack connecting device according to claim 1, wherein: the battery pack is characterized in that through holes (16) communicated with the grooves (14) are formed in two side faces, perpendicular to the battery pack body (1), of the convex block (4), two threaded holes (18) matched with the through holes (16) are symmetrically formed in the outer surface of the straight threaded cylinder (10), and limiting screws (11) connected with the threaded holes (18) are arranged in the through holes (16).

3. A battery pack connecting device according to claim 1, wherein: limiting grooves (15) arranged along the length direction of the grooves (14) are formed in the inner surface of the grooves (14), limiting strips (17) matched with the limiting grooves (15) are fixed on the outer surface of the straight thread cylinder (10), the limiting strips (17) and the straight thread cylinder (10) are of an integrally formed structure, and the limiting strips (17) are inserted into the limiting grooves (15).

4. A battery pack connecting device according to claim 1, wherein: two set square (12) are symmetrically installed on one side of the upper surface of the support plate (3) close to the battery pack body (1), and the set square (12) is fixedly connected with the battery pack body (1).

5. The battery pack connecting device according to any one of claims 1 to 4, wherein: the bolt inserting device is characterized in that two moving blocks (9) are arranged on two side faces, parallel to the length direction, of the base (2), penetrating through holes (19) are formed in the side faces of the moving blocks (9), threaded rods (7) arranged in parallel with the base (2) are inserted into the penetrating holes (19), connecting plates (6) are fixed at two ends of the threaded rods (7), the connecting plates (6) are fixedly connected with the base (2), nuts (8) are arranged on two sides of the moving blocks (9), the nuts (8) are meshed on the threaded rods (7), and mounting holes (20) used for penetrating bolts are formed in one ends, far away from the base (2), of the upper surface and the lower surface of the moving blocks (9).

6. The battery pack connecting device according to claim 5, wherein: the connecting plate (6) is provided with blind holes in a split mode, and two ends of the threaded rod (7) are fixed between the blind holes in the split mode.

7. A battery pack connecting device according to claim 1, wherein: four edges and corners of the base (2) are all processed into round corners.