CN210970710U

CN210970710U - Battery package device and car

Info

Publication number: CN210970710U
Application number: CN201922054658.1U
Authority: CN
Inventors: 张凌峰; 吴连峰; 田国生
Original assignee: WM Smart Mobility Shanghai Co Ltd
Current assignee: WM Smart Mobility Shanghai Co Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-07-10
Anticipated expiration: 2029-11-25

Abstract

The embodiment of the utility model discloses battery package device and car, it includes: the battery pack shell, the fuse that holds the fuse detain the box, the battery pack shell includes upper cover and body, the upper cover lid is established on the body, on cover and be provided with the depressed part, the bottom of depressed part is equipped with the mounting hole, the fuse is detained the box and is installed in the depressed part, and passes the mounting hole and be located originally internally, the fuse detains the side of going up that deviates from the depressed part on the box and flushes with the planking face of upper cover, perhaps cave in outer face. Utilize the embodiment of the utility model provides a need not to set up the through-hole again on vehicle base, in air current and rivers no longer got into the automobile body through vehicle base, can improve the noise control waterproof performance of vehicle, simple structure moreover, low in production cost, the fuse is detained the box and is located the depressed part simultaneously, can sparingly arrange the space.

Description

Battery package device and car

Technical Field

The utility model relates to the field of automotive technology, concretely relates to battery package device and car.

Background

In order to ensure the safety of the battery in the use and maintenance process, an MSD (manual maintenance switch) device is generally arranged on a power storage battery device of a new energy automobile, so as to ensure that an operator can preferentially disconnect a high-voltage loop before opening an upper cover of a battery pack and exposing a B-level voltage circuit during maintenance. The B-stage voltage circuit is a circuit with the maximum working voltage of more than 30Va.c (rms) and less than or equal to 1000Va.c (rms), or more than 60V direct current and less than or equal to 1500V direct current.

The MSD device is generally arranged on an upper cover of a battery pack and consists of an MSD plug, an MSD socket and an MSD mounting bracket. The battery pack is characterized in that a mounting hole is formed in the upper cover of the battery pack, a main loop fuse can be integrated in the MSD plug, two silver-plated inserting sheets are arranged on the fuse, silver-plated inserting sheet bases corresponding to the silver-plated inserting sheets one to one are arranged on the MSD socket, the MSD plug penetrates through the mounting hole and is inserted into the MSD socket, the MSD socket is mounted on the MSD mounting support, and the silver-plated inserting sheets are respectively inserted into the silver-plated inserting sheet bases.

In the actual maintenance or repair process, if the upper cover of the battery pack is opened, the MSD plug must be pulled out firstly. Otherwise, because the outer diameter of the MSD plug is larger than the inner diameter of the mounting hole, the MSD plug interferes with the mounting hole, and the upper cover of the battery pack cannot be opened, so that the main loop is broken before an operator contacts a B-level voltage circuit in the battery pack.

Technical research personnel are realizing the utility model discloses an in-process discovery, because MSD device protrusion in battery package upper cover, vehicle chassis must set up the through-hole to hold the MSD device. In the vehicle driving process, air flow or water flow can enter the vehicle through the through hole, so that the noise-proof and waterproof performance of the vehicle is poor, and needs to be further improved.

SUMMERY OF THE UTILITY MODEL

In view of this, the embodiment of the present invention provides a battery pack device and an automobile to solve the above technical problems.

The embodiment of the utility model provides a battery package device, it includes: the battery pack shell, the fuse that holds the fuse detain the box, the battery pack shell includes upper cover and body, the upper cover lid is established on the body, on cover and be provided with the depressed part, the bottom of depressed part is equipped with the mounting hole, the fuse is detained the box and is installed in the depressed part, and passes the mounting hole and be located originally internally, the fuse detains the side of going up that deviates from the depressed part on the box and flushes with the planking face of upper cover, perhaps cave in outer face. Through setting up battery package casing and fuse and detaining the box, the fuse is detained the box and is installed in the depressed part of the upper cover of battery package casing for the fuse is detained the last side of box and is not surpassed the outer face of upper cover, need not to set up the through-hole on vehicle base again, and air current and rivers no longer get into the automobile body through vehicle base in, can improve the noise control waterproof performance of vehicle, simple structure moreover, low in production cost, the fuse is detained the box and is located the depressed part simultaneously, can save the arrangement space.

Optionally, the bottom of the depressed part is further provided with a first buckle hole and a second buckle hole, the first buckle hole and the second buckle hole are located on two sides of the mounting hole, the fuse buckle box is provided with a first buckle and a second buckle, the first buckle hole corresponds to the first buckle in a one-to-one manner, the second buckle corresponds to the second buckle hole in a one-to-one manner, the first buckle and the second buckle hole are clamped, and the second buckle is clamped with the second buckle hole to install the fuse buckle box in the depressed part. The fuse buckle box is installed in the concave part in a clamping mode, so that the installation firmness of the fuse buckle box can be improved, the fuse buckle box is prevented from being easily detached from the upper cover, the structure can be simplified, and the cost is reduced.

Optionally, the fuse buckle box comprises a groove body, the two groove plates opposite to the groove body are both outwards turned, a first turned edge and a second turned edge are formed respectively, the first turned edge and the second turned edge are parallel to the bottom of the concave portion, the first buckle is arranged on the first turned edge, and the second buckle is arranged on the second turned edge. Through detaining the box with the fuse and setting up to the cell body structure, guaranteeing the condition of connection stability, can simplify the structure, but also can make things convenient for the assembly of fuse, improve assembly efficiency.

Optionally, the quantity of first buckle and second buckle all is three at least, and three first buckle evenly arranges along first turn-ups's length direction, and three second buckle evenly arranges along the turn-ups's of second length direction to fix the fuse box on the upper cover better, guarantee the reliability and the fastness of installation.

Optionally, both sides of the length direction of the groove body are provided with notches. Through setting up the breach, not only make things convenient for the assembly of fuse, but also can make the last border of breach press and cover on fuse base, detain the installation of box for the fuse and provide the holding power. In addition, the internal space of the fuse box can be enlarged, so that the fuse can better dissipate heat.

Optionally, still include fuse base support and fuse-base, the fuse-base is installed in fuse base support, fuse-base support mounting is originally internal, be provided with the mounting groove on the fuse-base, place the mounting groove in the cell body, be provided with the anodal and the power negative pole that are used for being connected with the fuse on the relative both sides of mounting groove respectively. Through setting up the fuse support, can bed hedgehopping fuse-base's height to reduce the fuse and detain the installation depth of box, thereby reduce the installation depth of fuse, make the installation of fuse more convenient.

Optionally, still include the maintenance flap, the maintenance flap lid is established on the depressed part to avoid the foreign matter to get into inside the fuse box of detaining, guarantee the normal work of battery package device.

Optionally, the maintenance cover is fixedly connected with the upper cover and the fuse base bracket through fasteners so as to increase the installation firmness of the maintenance cover.

Optionally, the fuse box and the upper cover are integrally formed, so that the production cost can be further reduced.

The utility model also provides an automobile, it includes as above battery package device. Through setting up battery package casing and fuse and detaining the box, the fuse is detained the box and is installed in the depressed part of the upper cover of battery package casing for the fuse is detained the last side of box and is not surpassed the outer face of upper cover, need not to set up the through-hole on vehicle base again, and air current and rivers no longer get into the automobile body through vehicle base in, can improve the noise control waterproof performance of vehicle, simple structure moreover, low in production cost, the fuse is detained the box and is located the depressed part simultaneously, can save the arrangement space.

The embodiment of the utility model provides a battery package device and car are through setting up battery package casing and fuse and detain the box, the fuse is detained the box and is installed in the depressed part of the upper cover of battery package casing for the fuse is detained the last side of box and is not surpassed the outer face of upper cover, need not to set up the through-hole on vehicle base again, air current and rivers no longer get into the automobile body through vehicle base in, can improve the noise control waterproof performance of vehicle, and simple structure, low in production cost, the fuse is detained the box and is located the depressed part simultaneously, can save the arrangement space.

Drawings

Fig. 1 is a schematic structural diagram of a battery pack device according to an embodiment of the present invention.

Fig. 2 is an exploded view of a battery pack device according to an embodiment of the present invention.

Fig. 3 is an assembly diagram of the fuse buckle box and the upper cover according to the embodiment of the present invention.

Detailed Description

The technical solution of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Fig. 1 shows the structure schematic diagram of the battery pack device of the embodiment of the present invention, as shown in fig. 1, the embodiment of the present invention provides a battery pack device, which includes: a battery pack housing, a fuse box 1 containing a fuse 3.

The battery shell comprises an upper cover 2 and a body, wherein the upper cover 2 is covered on the body, and a concave part 21 is arranged on the upper cover 2.

The bottom of the recess 21 is provided with a mounting hole 22, and the fuse box 1 is mounted in the recess 21, and passes through the mounting hole 22 to be located in the body.

The upper side face of the fuse buckle box 1 deviating from the depressed part 21 is flush with the outer plate face of the upper cover 2, or the depressed part is arranged on the outer plate face of the upper cover 2, namely the fuse buckle box 1 does not protrude out of the outer plate face of the upper cover 2. Wherein "inner" refers to a direction toward the inside of the body.

When the battery pack is used, the fuse box 1 is mounted in the recess 21 of the upper cover 2. Then, the upper cover 2 is mounted on the body, and then the fuse 3 is mounted in the fuse box 1.

The fuse buckle box 1 and the upper cover 2 are assembled, so that the fuse buckle box 1 is difficult to disassemble without damaging the structure of the fuse buckle box 1 when a special tool is not used. Therefore, when the battery pack is repaired or maintained, the operator must detach the fuse 3 first to open the battery pack upper cover 2.

After the fuse 3 is disassembled, the high-voltage main circuit is disconnected, and the fuse 3 blocking the upward movement of the fuse buckle box 1 is also taken away, so that an operator can open the upper cover 2 of the battery pack, and the main circuit is disconnected before the operator contacts a B-level voltage circuit in the battery pack.

The embodiment of the utility model provides a battery package device is through setting up battery package casing and fuse knot box, the fuse is detained the box and is installed in the depressed part of the upper cover of battery package casing for the fuse is detained the last side of box and is not surpassed the outer face of upper cover, need not to set up the through-hole on vehicle base again, air current and rivers no longer get into the automobile body through vehicle base in, can improve the noise control waterproof performance of vehicle, moreover, the steam generator is simple in structure, low in production cost, the fuse is detained the box and is located the depressed part simultaneously, can save arrangement space.

Further, as shown in fig. 2-3, a first fastening hole 23 and a second fastening hole 24 are formed at the bottom of the recessed portion 21, and the first fastening hole 23 and the second fastening hole 24 are located at two sides of the mounting hole 22.

The fuse buckle box 1 is provided with first buckles 11 corresponding to the first buckle holes 23 one by one. The fuse buckle box 1 is further provided with second buckles 12 corresponding to the second buckle holes 24 one by one.

The fuse buckle box 1 is mounted in the recess 22 by the first buckle hole 23 being in clamping engagement with the first buckle 11 and the second buckle hole 12 being in clamping engagement with the second buckle hole 24.

Through setting up first buckle 11 and second buckle 12, detain box 1 through the joint mode with the fuse and install in depressed part 21, not only can improve the fuse and detain the installation fastness of box 1, avoid the fuse to detain box 1 and dismantle from upper cover 2 easily, but also can retrench the structure, reduce cost.

Fuse detains box 1 and upper cover 2, detains first buckle 11, second buckle 12 and upper cover 2 assembly on the box 1 through the fuse, and indirect detains box 1 and upper cover 2 assembly into a whole with the fuse.

In one embodiment, the fuse clip 1 includes a slot that is U-shaped, as shown in fig. 1-3.

As shown in fig. 1, the two opposite slot plates of the slot body are both turned outwards to form a first flange 13 and a second flange 14.

The first flange 13 and the second flange 14 are both parallel to the bottom of the recess 21. The first catch 11 is arranged on the first flange 13 and the second catch 12 is arranged on the second flange 14.

Through detaining box 1 with the fuse and setting up to the cell body structure, guaranteeing the condition of connection stability, can simplify the structure, but also can make things convenient for the assembly of fuse 3, improve assembly efficiency.

In one embodiment, the number of the first and

second hooks

11 and 12 is at least three.

Three first buckle 11 evenly arranges along the length direction of first turn-ups 13, and three second buckle 12 evenly arranges along the length direction of second turn-ups 14 to fix fuse box 1 on upper cover 2 better, guarantee the reliability and the fastness of installation.

Further, as shown in fig. 1 and 3, notches 15 are provided on both sides of the groove body in the length direction.

Through setting up breach 15, not only make things convenient for fuse 3's assembly, but also can make the upper limb of breach 15 press and cover on fuse base 5, detain the installation of box 1 for the fuse and provide the holding power. In addition, the internal space of the fuse box 1 may be increased to facilitate better heat dissipation of the fuse 3.

Preferably, the battery pack device further comprises a fuse base support 4 and a fuse base 5, the fuse base 5 is installed in the fuse base support 4, and the fuse base support 4 is installed on the bottom wall right opposite to the body and the installation hole.

Be provided with mounting groove 51 on fuse-base 5, mounting groove 51 is placed in to the cell body, be provided with the anodal 6 of power and the power negative pole 7 that are used for being connected with fuse 3 on the relative both sides of mounting groove 51 respectively.

Through setting up fuse support 4, can bed hedgehopping fuse-base 5's height to reduce the installation depth that the fuse detained box 1, thereby reduce the installation depth of fuse 3, make the installation of fuse 3 more convenient.

Wherein, the power supply anode 6 and the power supply cathode 7 are both copper bars, and the two and the fuse 3 form a main loop.

Further, the battery pack device further comprises a maintenance opening cover 8, and the maintenance opening cover 8 covers the recess 21 to prevent foreign matters from entering the fuse buckle box 1, so that the normal work of the battery pack device is guaranteed.

In one embodiment, the service flap 8 is fixedly connected to the upper cover 2 and the fuse base support 4 by fasteners to increase the mounting security of the service flap 8.

Further, the maintenance port cover 8 protrudes toward the direction away from the recess 21 toward the lower plate surface of the recess 21 to form a protruding portion, which not only increases the strength of the maintenance port cover 8, but also increases the accommodation space of the fuse box 1 to better dissipate heat. The raised height of the raised portion of the service flap 8 is much less than the height of the MSD plug of the prior art.

Preferably, the fuse box 1 and the upper cover 2 are integrally formed, so that the production cost can be further reduced. In this embodiment, the fuse box 1 is made of plastic.

The embodiment of the utility model provides a still provide an automobile, it includes as above battery package device. As shown in fig. 1, the fuse 3 is disposed in the fuse block 1, and both ends of the fuse 3 are electrically connected to a positive power supply electrode 6 and a negative power supply electrode 7, respectively, by fasteners.

The embodiment of the utility model provides a box is detained through setting up battery package casing and fuse to the car, and the fuse is detained the box and is installed in the depressed part of the upper cover of battery package casing for the fuse is detained the last side of box and is not surpassed the outer face of upper cover, need not to set up the through-hole on vehicle base again, and air current and rivers can improve the noise control waterproof performance of vehicle in no longer getting into the automobile body through vehicle base, and simple structure, low in production cost, the fuse is detained the box and is located the depressed part simultaneously, can sparingly arrange control.

The technical solution of the present invention is described in detail with reference to the specific embodiments, and the described specific embodiments are used to help understand the idea of the present invention. The derivation and modification made by the person skilled in the art on the basis of the specific embodiments of the present invention also belong to the protection scope of the present invention.

Claims

1. A battery pack apparatus, comprising: the battery pack shell, the fuse that holds the fuse detain the box, the battery pack shell includes upper cover and body, the upper cover lid is established on the body, on cover and be provided with the depressed part, the bottom of depressed part is equipped with the mounting hole, the fuse is detained the box and is installed in the depressed part, and passes the mounting hole and be located originally internally, the fuse detains the side of going up that deviates from the depressed part on the box and flushes with the planking face of upper cover, perhaps cave in outer face.

2. The battery pack device according to claim 1, wherein the bottom of the recessed portion is further provided with a first fastening hole and a second fastening hole, the first fastening hole and the second fastening hole are located on two sides of the mounting hole, the fuse buckle box is provided with a first fastening buckle and a second fastening buckle, the first fastening buckle hole corresponds to the first fastening buckle one by one, the second fastening buckle corresponds to the second fastening buckle hole one by one, the first fastening buckle and the second fastening buckle hole are clamped, the second fastening buckle and the second fastening buckle hole are clamped, and the fuse buckle box is mounted in the recessed portion.

3. The battery pack device of claim 2, wherein the fuse box includes a slot, and two opposite slot plates of the slot are folded outward to form a first flange and a second flange, respectively, the first flange and the second flange are parallel to the bottom of the recess, the first buckle is disposed on the first flange, and the second buckle is disposed on the second flange.

4. The battery pack device of claim 3, wherein the number of the first and second fasteners is at least three, the three first fasteners are evenly arranged along the length direction of the first flange, and the three second fasteners are evenly arranged along the length direction of the second flange.

5. The battery pack apparatus of claim 3, wherein notches are provided on both sides of the groove in the length direction.

6. The battery pack device according to claim 3, 4 or 5, further comprising a fuse base bracket and a fuse base, wherein the fuse base is installed in the fuse base bracket, the fuse base bracket is installed in the body, the fuse base is provided with an installation groove, the groove body is arranged in the installation groove, and a power supply positive electrode and a power supply negative electrode for connecting with the fuse are respectively arranged on two opposite sides of the installation groove.

7. The battery pack apparatus of claim 6, further comprising a service flap, the service flap covering the recess.

8. The battery pack apparatus of claim 7, wherein the service flap is fixedly attached to the upper cover and the fuse base bracket by fasteners.

9. The battery pack apparatus of claim 1, wherein the fuse box is integrally formed with the upper cover.

10. An automobile comprising a battery pack apparatus according to any one of claims 1 to 9.