CN209111923U - A kind of connector and the battery box assembly with the connector - Google Patents

Abstract

The utility model provides a kind of connector and the battery box assembly with the connector, connector includes: bottom plate, its two sides bending forms side plate, and the length of bottom plate is greater than the length of side plate, the length having more is the extension of bottom plate, wherein at the both ends of every side plate, each bending forms interconnecting piece, the interconnecting piece of side plate one end is connected with battery case, and the interconnecting piece and extension of the side plate other end are connected with body frame respectively.A kind of connector provided by the utility model, battery case is organically combined with body frame by threaded fastener, facilitate the installation and removal of connector, and improve stability and safety that battery case is installed on vehicle frame, in addition, connector in the utility model is formed by bending, and the intensity and fatigue resistance of connection are highly improved, to further increase the reliability of battery case installation.

Description

A kind of connector and the battery box assembly with the connector

Technical field

The utility model belongs to the battery mounting technique field of Electric Transit automobile, is related to a kind of connector, especially one Kind connector and the battery box assembly with the connector.

Background technique

As environment and energy problem become focus of attention in the world, using pure electric automobile as the new energy of representative The advantages of source automobile is because of its clean and environmental protection becomes one of the important directions of automobile industry development from now on.With battery technology by It is gradually perfect, the problem of safety problem of power battery becomes electric car urgent need to resolve.

The screw thread that current power battery cabinet only passes through upper and lower two end faces is directly connected to, and this mounting structure causes to hang It is insufficient to hang system stiffness, during electric automobile during traveling, especially under the operating conditions such as impact of collision, turning, braking, due to road The effect of the load such as face impact or inertia force, causes structure to generate moderate finite deformation, there are security risks；And due to power battery The battery mounting bracket of cabinet is using single bolt stacked structure, under the operating conditions such as above-mentioned impact of collision, turning, braking, connects Nearby material also generates bigger stress to contact, is easy to happen fatigue rupture.

In conclusion needing to design, a kind of bonding strength is higher, and stability is preferable, is not susceptible to the connection of fatigue rupture Part.

Utility model content

The purpose of this utility model is the presence of the above problem in view of the prior art, and it is higher to propose a kind of bonding strength, Stability is preferable, is not susceptible to the connector of fatigue rupture.

The purpose of this utility model can be realized by the following technical scheme: a kind of connector, comprising: bottom plate, two sides Bending forms side plate, and the length of bottom plate is greater than the length of side plate, and the length having more is the extension of bottom plate, wherein each Each bending in the both ends of side plate forms interconnecting piece, and the interconnecting piece of side plate one end is connected with battery case, the interconnecting piece of the side plate other end with Extension is connected with body frame respectively.

In a kind of above-mentioned connector, three-point fix is constituted between the interconnecting piece and extension on the same end of both side plate Connection structure.

In a kind of above-mentioned connector, the extension direction of extension and the bending direction of interconnecting piece are mutually perpendicular to.

In a kind of above-mentioned connector, the slotted hole with regulatory function is respectively provided on extension and interconnecting piece.

In a kind of above-mentioned connector, on extension on the extending direction and interconnecting piece of slotted hole slotted hole extension side To being mutually perpendicular to.

The utility model also provides a kind of battery box assembly with the connector, comprising: at least two be arranged side by side Battery case, wherein be connected between two neighboring battery case by the first fixing piece and the second fixing piece, and electricity on the outermost side It is connected between pond case and body frame by connector.

In a kind of above-mentioned battery box assembly with the connector, the structure of the first fixing piece, the second fixing piece The structure and structure of connector is all the same or the structure of the first fixing piece is identical as the structure of the second fixing piece, and with even The structure of fitting is different or the structure of the structure of the first fixing piece, the structure of the second fixing piece and connector is different.

In a kind of above-mentioned battery box assembly with the connector, the first fixing piece includes first substrate, two sides Bending forms the first side plate, wherein at the both ends of the first side plate, each bending forms fixed part, and first is provided on fixed part Fixation hole.

In a kind of above-mentioned battery box assembly with the connector, the second fixing piece includes the second substrate, two sides Bending forms the second side plate, wherein the second fixation hole there are two being arranged side by side on every side second side plate.

In a kind of above-mentioned battery box assembly with the connector, battery case includes the frame in frame-shaped construction, and The short transverse of frame is provided with space of the several layers to placing battery group, wherein be provided on each sheaf space every Plate, and several heat release holes, and the first fixing piece, the second fixing piece and connector difference are offered along the thickness direction of partition It is connected on frame.

Compared with prior art, a kind of connector provided by the utility model, by threaded fastener by battery case and vehicle Body skeleton is organically combined, and the installation and removal of connector are facilitated, and improves the stability that battery case is installed on vehicle frame And safety, in addition, the connector in the utility model is formed by bending, the intensity and fatigue resistance of connection are obtained To biggish promotion, to further increase the reliability of battery case installation.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of connector of the utility model.

Fig. 2 is a kind of structural schematic diagram of the battery box assembly with the connector of the utility model.

Fig. 3 is a kind of usage state diagram of the battery box assembly with the connector of the utility model.

Fig. 4 is the structural schematic diagram of the first fixing piece in one preferred embodiment of the utility model.

Fig. 5 is the structural schematic diagram of the second fixing piece in one preferred embodiment of the utility model.

In figure, 100, bottom plate；110, extension；111, slotted hole；200, side plate；210, interconnecting piece；300, body frame； 400, battery case；410, frame；420, partition；421, heat release hole；500, the first fixing piece；510, first substrate；520, first Side plate；530, fixed part；531, the first fixation hole；600, the second fixing piece；610, the second substrate；620, the second side plate；621, Second fixation hole；700, vehicle frame.

Specific embodiment

It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these examples.

As shown in Figure 1 to Figure 3, a kind of connector provided by the utility model, comprising: bottom plate 100, two sides bending are formed Side plate 200, and the length of bottom plate 100 is greater than the length of side plate 200, the length having more is the extension 110 of bottom plate 100, wherein At the both ends of every side plate 200, each bending forms interconnecting piece 210, and the interconnecting piece 210 of 200 one end of side plate is connected with battery case 400, The interconnecting piece 210 and extension 110 of 200 other end of side plate are connected with body frame 300 respectively.

A kind of connector provided by the utility model is carried out battery case 400 and body frame 300 by threaded fastener It organically combines, facilitates the installation and removal of connector, and improve stability and peace that battery case 400 is installed on vehicle frame 700 Quan Xing, in addition, the connector in the utility model is formed by bending, the intensity and fatigue resistance of connection obtain compared with Big promotion, to further increase the reliability of the installation of battery case 400.

Preferably, as shown in Figure 1 to Figure 3, it is in different planes due to extension 110 from interconnecting piece 210, so that two The structure that " three-point fix connection " is constituted between interconnecting piece 210 and extension 110 on the same end of side plate 200, to improve The fastness and bonding strength connected between connector and body frame 300.

It is further preferred that as shown in Figure 1 to Figure 3, the extension direction of extension 110 and the bending direction of interconnecting piece 210 It is mutually perpendicular to, therefore, when connector is connected with body frame 300, which also can simultaneously serve as limiting section, make Vehicle driving is obtained when broken terrain or turning road surface, it equally can be to avoid shifting of the battery case 400 in vehicle frame 700 Dynamic, i.e., the relative distance between battery case 400 and body frame 300 does not change, and then avoids being installed in battery case 400 Battery pack damage, improve battery case 400 install stability.

It is further preferred that as shown in Figure 1 to Figure 3, being respectively provided on extension 110 and interconnecting piece 210 has adjusting function Can slotted hole 111, be conveniently adjusted distance of the battery case 400 on vehicle frame 700 on front-rear direction and left and right directions, guarantee electricity Pond case 400 is installed on a position appropriate, is battery case 400 in the subsequent driving process of vehicle, provides one more surely Fixed guarantee.

It is further preferred that as shown in Figure 1 to Figure 3, the extending direction (slotted hole 111 of slotted hole 111 on extension 110 Axis) be mutually perpendicular to the extending direction of slotted hole 111 on interconnecting piece 210, i.e., by the slotted hole 111 on interconnecting piece 210, The distance on 400 front-rear direction of battery case is adjusted, by the slotted hole 111 on extension 110, adjusts 400 right and left of battery case Upward distance (changing the relative distance between battery case 400 and body frame 300), in the present embodiment, passes through extension The slotted hole 111 on slotted hole 111 and interconnecting piece 210 on 110 realizes adjustment of the battery case 400 in " distance element ", thus Improve the reliability of the connection of battery case 400.

The utility model also provides a kind of battery box assembly with the connector, comprising: at least two be arranged side by side Battery case 400, wherein be connected by the first fixing piece 500 with the second fixing piece 600 between two neighboring battery case 400, and position It is connected between outermost battery case 400 and body frame 300 by connector, so that it is accurate, stable to complete battery case 400 Installation.

Preferably, as shown in Figures 1 to 5, the structure of the first fixing piece 500, the structure and connection of the second fixing piece 600 The structure of part is all the same or the structure of the first fixing piece 500 is identical as the structure of the second fixing piece 600, and with connector The structure of structure difference or the structure of the first fixing piece 500, the structure of the second fixing piece 600 and connector is different.

In the present embodiment, due to being influenced by 700 self space of vehicle frame, the structure of the first fixing piece 500, second are consolidated Determine to have differences between the structure of part 600 and the structure of connector, it is clear in order to further describe, above-mentioned three is designed It is described at different structures.

Preferably, as shown in Figures 1 to 5, the first fixing piece 500 includes first substrate 510, and two sides bending forms first Side plate 520, wherein each bending forms fixed part 530 at the both ends of the first side plate 520, and is provided with first on fixed part 530 Fixation hole 531.

Preferably, as shown in Figures 1 to 5, the second fixing piece 600 includes the second substrate 610, and two sides bending forms second Side plate 620, wherein the second fixation hole 621 there are two being arranged side by side on every side second side plate 620.

It is further preferred that as shown in Figures 1 to 5, the first fixation hole 531 and the second fixation hole 621 are in slotted hole knot Structure setting, the link position being conveniently adjusted between adjacent two battery case 400.

Preferably, as shown in Figures 1 to 5, battery case 400 includes the frame 410 in frame-shaped construction, and along frame 410 Short transverse is provided with space of the several layers to placing battery group, wherein partition 420 is provided on each sheaf space, and Several heat release holes 421, and the first fixing piece 500, the second fixing piece 600 and company are offered along the thickness direction of partition 420 Fitting is connected on frame 410.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims (10)

1. a kind of connector characterized by comprising bottom plate, two sides bending forms side plate, and the length of bottom plate is greater than side plate Length, the length having more is the extension of bottom plate, wherein at the both ends of every side plate, each bending forms interconnecting piece, side plate one The interconnecting piece at end is connected with battery case, and the interconnecting piece and extension of the side plate other end are connected with body frame respectively.

2. a kind of connector according to claim 1, which is characterized in that interconnecting piece and extension on the same end of both side plate Three-point fix connection structure is constituted between portion.

3. a kind of connector according to claim 1, which is characterized in that the extension direction of extension and the bending of interconnecting piece Direction is mutually perpendicular to.

4. a kind of connector according to claim 3, which is characterized in that be respectively provided with to have on extension and interconnecting piece and adjust Save the slotted hole of function.

5. a kind of connector according to claim 4, which is characterized in that the extending direction of slotted hole and connection on extension The extending direction of slotted hole is mutually perpendicular in portion.

6. a kind of battery box assembly with the connector characterized by comprising at least two battery cases arranged side by side, Wherein, be connected between two neighboring battery case by the first fixing piece and the second fixing piece, and battery case on the outermost side with It is connected between body frame by any connector of claim 1 to 5.

7. a kind of battery box assembly with the connector according to claim 6, which is characterized in that the first fixing piece The structure of structure, the structure of the second fixing piece and connector is all the same or the structure and the second fixing piece of the first fixing piece Structure is identical and different from the structure of connector or structure of the first fixing piece, the structure and connection of the second fixing piece The structure of part is different.

8. a kind of battery box assembly with the connector according to claim 6, which is characterized in that the first fixing piece packet First substrate is included, two sides bending forms the first side plate, wherein in each bending formation fixed part in the both ends of the first side plate, and The first fixation hole is provided on fixed part.

9. a kind of battery box assembly with the connector according to claim 6, which is characterized in that the second fixing piece packet The second substrate is included, two sides bending forms the second side plate, wherein be arranged side by side on every side second side plate solid there are two second Determine hole.

10. a kind of battery box assembly with the connector according to claim 6, which is characterized in that battery case includes Space of the several layers to placing battery group is provided in the frame of frame-shaped construction, and along the short transverse of frame, wherein every It is provided with partition on one sheaf space, and offers several heat release holes along the thickness direction of partition, and is the first fixing piece, second solid Determine part and connector is connected on frame.