CN210325918U

CN210325918U - High space utilization battery box

Info

Publication number: CN210325918U
Application number: CN201921324732.0U
Authority: CN
Inventors: 蒋露霞
Original assignee: Shenzhen Nanhai High And New Technology Co ltd
Current assignee: Shenzhen Nanhai High And New Technology Co ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-04-14
Anticipated expiration: 2029-08-15

Abstract

The utility model relates to the technical field of power batteries, and discloses a battery box with high space utilization rate, which comprises a box body with an upper opening and a sealing cover for sealing the opening of the box body; a box body fixing cross beam for fixing the box body at a specified position and a module fixing cross beam for fixing the battery module in the box body are respectively arranged in the box body; the box body fixing beam is partially or completely arranged in the box body. The application provides a pair of high space utilization battery box, through with box fixed cross beam part or whole setting in the box, can install the bigger battery box of internal volume in the limited battery box installation region of area to improve the space utilization of battery box, increase the electric capacity of battery box, make when installing the battery box on electric automobile, can improve the duration of a journey ability of vehicle.

Description

High space utilization battery box

Technical Field

The utility model relates to a power battery technical field especially relates to a high space utilization battery box.

Background

With the advocation of the society on green travel and the concept of environmental protection, electric power is widely used as clean energy, and particularly, electric vehicles are used most, and certainly, the electric power can also be applied to other fields of electric power energy storage. At present, pure electric vehicles is for satisfying daily operation requirement, and its battery energy that carries need reach 30 kilowatt-hours or even higher usually, and weight generally reaches more than 300 kilograms, in addition, because battery box structural design is compact inadequately, and space utilization is low, causes the battery box too big, influences the continuation of the journey of vehicle.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a battery box in the prior art, wherein a box fixing beam of the battery box is fixed on an outer wall of the box, and a space above the box fixing beam cannot be used for placing a battery, which is more wasteful on a battery box with an excessively large battery box body and a low space utilization rate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high space utilization battery box aims at solving the problem that the space utilization of battery box is low among the prior art.

In order to solve the technical problem, the utility model discloses a technical scheme be: the battery box with high space utilization rate comprises a box body with an opening at the upper part and a sealing cover for sealing the opening of the box body; a box body fixing cross beam for fixing the box body at a specified position and a module fixing cross beam for fixing the battery module in the box body are respectively arranged in the box body; the box body fixing beam is partially or completely arranged in the box body.

Furthermore, the box body comprises a bottom plate, a first side plate and a second side plate which are abutted against and arranged opposite to the bottom plate, and a first abutting plate and a second abutting plate which are positioned above the bottom plate and arranged opposite to the bottom plate; the one end of first curb plate with the one end looks butt of first butt joint board, the other end of first butt joint board with the one end looks butt of second curb plate, the other end of second curb plate with the one end looks butt of second butt joint board, the other end of second butt joint board with the other end looks butt of first curb plate, first curb plate with the bottom of second curb plate all is provided with box fixed cross beam, box fixed cross beam orientation the bottom plate and with the terminal surface of bottom plate closely the butt is fixed, all be provided with on first curb plate with the second curb plate module fixed cross beam, module fixed cross beam is located respectively box fixed cross beam's top.

Furthermore, a baffle plate with an upward direction is fixedly connected to the abutting end of the bottom plate abutting against the box body fixing cross beam, and the baffle plate is tightly abutted against the module group fixing cross beam; the battery module comprises a bottom plate, two baffles at two ends of the bottom plate, two module fixing cross beams, a first side plate, a second side plate, a first abutting plate, a second abutting plate and a sealing cover, wherein the two baffles are connected with the bottom plate in a sealed mode, and the two baffles are connected with the module fixing cross beams in a sealed mode.

Furthermore, a sealing partition plate is arranged between the box body fixing cross beam and the module fixing cross beam, and two ends of the sealing partition plate are respectively and tightly connected with the baffle plate and the side plate.

Furthermore, a plurality of first screw holes are formed in the box body fixing cross beam, and first thread tooth sockets are arranged in the first screw holes.

Furthermore, a plurality of second screw holes are formed in the module fixing cross beam, and second thread tooth sockets are arranged in the second screw holes.

Compared with the prior art, the utility model discloses mainly there is following beneficial effect:

the utility model provides a high space utilization rate battery box, because the regional area that is used for installing the battery box that appoints is limited, through setting up box fixed beam part or whole in the box, under the condition that does not influence box fixed beam can be used for fixed box, can install the battery box that the internal volume is bigger in the battery box installation region that the area is limited; simultaneously, because can be in the top installation battery module of the inside box fixed cross beam of box to can install more battery modules in the limited battery box of inside volume, improve the space utilization of battery box, increase the electric capacity of battery box, make when installing the battery box on electric automobile, can improve the duration of a journey of vehicle.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a battery box according to the prior art;

fig. 2 is a schematic structural diagram of a battery box with high space utilization according to a first embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a battery box with high space utilization according to a first embodiment of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

fig. 5 is a schematic structural diagram of a battery box with high space utilization according to a second embodiment of the present invention;

fig. 6 is a schematic cross-sectional view of a battery box with high space utilization according to a second embodiment of the present invention;

fig. 7 is an enlarged schematic view of the structure at B in fig. 6.

Reference numerals: 1-sealing cover, 2-box, 3-box fixed beam, 4-module fixed beam, 5-sealing partition plate, 6-baffle, 7-containing cavity, 21-bottom plate, 22-first side plate, 23-first butt joint plate, 24-second side plate, 31-first thread tooth socket and 32-second thread tooth socket.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

The following describes the implementation of the present invention in detail with reference to specific embodiments.

The battery box with high space utilization rate provided by the first embodiment of the utility model is shown in fig. 2, and simultaneously refers to fig. 3 and fig. 4, the battery box with high space utilization rate comprises a box body 2 with an upper opening and a sealing cover 1 for sealing the opening of the box body 2; a box body fixing cross beam 3 for fixing the box body 2 at a specified position and a module fixing cross beam 4 for fixing a battery module in the box body 2 are respectively arranged in the box body 2; the box fixing cross beam 3 is arranged in the box 2.

A high space utilization battery box provided by the second embodiment of the present invention is shown in fig. 5, and referring to fig. 6 and 7, a high space utilization battery box includes a box body 2 with an upper opening and a sealing cover 1 for sealing the opening of the box body 2; a box body fixing cross beam 3 for fixing the box body 2 at a specified position and a module fixing cross beam 4 for fixing a battery module in the box body 2 are respectively arranged in the box body 2; the tank fixing cross beam 3 is partially disposed in the tank 2.

According to the two battery boxes with high space utilization rate, due to the fact that the area of the designated area for installing the battery boxes is limited, the box body fixing cross beams 3 are partially or completely arranged in the box body 2, and the battery boxes with larger internal volumes can be installed in the battery box installation area with limited area under the condition that the effect of fixing the box body 2, which is played by the box body fixing cross beams 3, is not influenced; meanwhile, the battery module can be installed above the box body fixing cross beam 3 inside the box body 2, so that more battery modules can be installed in a battery box with a limited internal volume, the space utilization rate of the battery box is improved, the storage capacity of the battery box is increased, and the cruising ability of a vehicle can be improved when the battery box is installed on an electric automobile.

When the embodiment of the first embodiment is adopted, the case fixing cross members 3 are all disposed in the case 2, and the battery case having the largest internal volume can be mounted in the battery case mounting region having a limited area, so that more battery modules can be mounted in the battery case, and the storage capacity of the battery case can be further improved.

Specifically, referring to fig. 2 and 3 or fig. 5 and 6, the box body 2 includes a bottom plate 21, two first side plates 22 and two second side plates 24 which are abutted against and arranged opposite to the bottom plate 21, and two first abutting plates 23 and two second abutting plates which are positioned above the bottom plate 21 and arranged opposite to each other; the one end of first curb plate 22 and the one end looks butt of first butt joint board 23, the other end of first butt joint board 23 and the one end looks butt of second curb plate 24, the other end of second curb plate 24 and the one end looks butt of second butt joint board, the other end of second butt joint board and the other end looks butt of first curb plate 22, the bottom of first curb plate 22 and second curb plate 24 all is provided with box fixed cross beam 3, box fixed cross beam 3 is fixed towards bottom plate 21 and closely the butt with the terminal surface of bottom plate 21, all be provided with module fixed cross beam 4 on first curb plate 22 and the second curb plate 24, module fixed cross beam 4 is located box fixed cross beam 3's top respectively. Through setting up module fixed cross beam 4 in the top of box fixed cross beam 3 for the volume of holding chamber 7 is bigger, and installs the battery module on module fixed cross beam 4, increases the inside battery module quantity of battery box, can further improve the rate of utilization of 2 inner spaces of box, improves the electric capacity of battery box.

Specifically, an upward baffle 6 is fixedly connected to the abutting end of the bottom plate 21 abutting against the box body fixing cross beam 3, and the baffle 6 is tightly abutted against the module fixing cross beam 4; the containing cavity 7 for arranging the battery module is formed by jointly and hermetically connecting two baffle plates 6 at two ends of a bottom plate 21 and two module fixing cross beams 4, a first side plate 22, a second side plate 24, a first abutting plate 23, a second abutting plate and a sealing cover 1. Through setting up baffle 6 to at the inside inclosed holding chamber 7 that forms of battery box, the battery is located holding chamber 7, prevents that the battery box from damaging the battery at the practical application in-process because box 2 intakes.

Furthermore, a sealing partition plate 5 is arranged between the box body fixing cross beam 3 and the module fixing cross beam 4, and two ends of the sealing partition plate 5 are respectively and tightly connected with the baffle 6 and the side plates. Utilize isolated box fixed cross beam 3 of seal baffle 5 and module fixed cross beam 4, prevent because the leakproofness of the box 2 installation department on the box fixed cross beam 3 and the battery module installation department on the module fixed cross beam 4 is not good, and cause the battery box at practical application in-process, because box 2 intakes and destroys the battery.

Referring to fig. 4 or fig. 7, a plurality of first screw holes are formed in the case fixing beam 3, first thread sockets 31 are formed in the first screw holes, the first thread sockets 31 are engaged and locked in the first screw holes, the case fixing beam 3 is connected with the battery case installation position through bolts, and the bolts are simultaneously pushed, pressed and screwed into the sockets in the first thread sockets 31 and the screw holes in the battery case installation position, so that the battery case is fixed at the battery case installation position, and the thread connection strength and the wear resistance of the battery case and the battery case installation position can be improved by adopting the thread sockets; be provided with a plurality of second screw on module fixed cross beam 4, be provided with second screw thread facing 32 in the second screw, second screw thread facing 32 interlock locking is in the second screw, module fixed cross beam 4 passes through bolted connection with battery module, bulldoze the bolt simultaneously in the cover hole in the screw in two screw thread facing and the screw hole of battery module, make battery module fix on module fixed cross beam 4, adopt the screw thread facing can improve module fixed cross beam 4 and battery module's threaded connection intensity and wearability, thereby improve the life of battery box.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing detailed description, or equivalent replacements may be made for some of the technical features of the embodiments. All utilize the equivalent structure that the content of the utility model discloses a specification and attached drawing was done, direct or indirect application is in other relevant technical field, all is in the same way the utility model discloses within the patent protection scope.

Claims

1. A high space utilization rate battery box is characterized by comprising a box body with an opening at the upper part and a sealing cover for sealing the opening of the box body; a box body fixing cross beam for fixing the box body at a specified position and a module fixing cross beam for fixing the battery module in the box body are respectively arranged in the box body; the box body fixing beam is partially or completely arranged in the box body.

2. The space utilization battery box of claim 1, wherein the box body comprises a bottom plate, two first side plates and two second side plates which are abutted against and arranged opposite to the bottom plate, and two first abutting plates and two second abutting plates which are positioned above and arranged opposite to the bottom plate; the one end of first curb plate with the one end looks butt of first butt joint board, the other end of first butt joint board with the one end looks butt of second curb plate, the other end of second curb plate with the one end looks butt of second butt joint board, the other end of second butt joint board with the other end looks butt of first curb plate, first curb plate with the bottom of second curb plate all is provided with box fixed cross beam, box fixed cross beam orientation the bottom plate and with the terminal surface of bottom plate closely the butt is fixed, all be provided with on first curb plate with the second curb plate module fixed cross beam, module fixed cross beam is located respectively box fixed cross beam's top.

3. The high space utilization battery box according to claim 2, wherein a baffle plate with an upward direction is fixedly connected to an abutting end of the bottom plate abutting against the box body fixing cross beam, and the baffle plate is tightly abutted against the module fixing cross beam; the battery module comprises a bottom plate, two baffles at two ends of the bottom plate, two module fixing cross beams, a first side plate, a second side plate, a first abutting plate, a second abutting plate and a sealing cover, wherein the two baffles are connected with the bottom plate in a sealed mode, and the two baffles are connected with the module fixing cross beams in a sealed mode.

4. The space utilization battery box as claimed in claim 3, wherein a sealing partition is disposed between the box fixing cross member and the module fixing cross member, and both ends of the sealing partition are respectively and tightly connected to the baffle and the side plates.

5. The space utilization battery box as claimed in any one of claims 1 to 4, wherein a plurality of first screw holes are formed on the box body fixing cross member, and first thread sockets are formed in the first screw holes.

6. The space utilization battery box according to any one of claims 1 to 4, wherein a plurality of second screw holes are provided on the module fixing cross member, and second thread sockets are provided in the second screw holes.