CN112151708A - Battery module and car - Google Patents
Battery module and car Download PDFInfo
- Publication number
- CN112151708A CN112151708A CN201910561671.8A CN201910561671A CN112151708A CN 112151708 A CN112151708 A CN 112151708A CN 201910561671 A CN201910561671 A CN 201910561671A CN 112151708 A CN112151708 A CN 112151708A
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- module
- plate body
- hinge
- battery
- battery module
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- 238000005452 bending Methods 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The invention discloses a battery module and an automobile, wherein the battery module comprises: electric core module with enclose and locate the outside module shell of electric core module, wherein, the module shell includes: the battery cell module comprises an upper plate body, a lower plate body and a battery cell module, wherein the upper plate body is bent to form a first accommodating space for enclosing the upper end part of the battery cell module; the lower plate body is bent to form a second accommodating space for enclosing the lower end part of the battery cell module; the rotating connecting assembly is respectively and rotatably connected with the upper plate body and the lower plate body; the module housing has a first state in which it is unfolded for assembling the cell module and a second state in which it is folded and packaged. The battery module disclosed by the invention is simple in structural design and low in processing cost, greatly improves the assembly efficiency of the battery core module, is convenient to maintain and disassemble, and can be repeatedly used.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a battery module and an automobile.
Background
At present, the power battery on the electric automobile has three main structure types: square electric core, soft-packaged electrical core and cylinder type electricity core, the module shell of most square electric core is polylith aluminum plate welding and forms, and the module of most soft-packaged electrical core is polylith aluminum plate and forms through bolted connection with the engineering plastic slab. The packaging form of these two kinds of modules all has a shortcoming, and the end plate curb plate of square electric core module often can the overwelding or leak the welding when welded, and it is slow to weld too much can cause the process velocity, and the processing cost is high, can't satisfy the requirement of module process velocity and cost. Soft-packaged electrical core module uses bolted connection to carry out the shell encapsulation, and often a module just need install tens of little bolts, can cause the slow problem of module assembly speed equally. And present square electric core module and soft packet of electricity mandrel equipment assemble after dismantle the shell again and want to destroy the module shell, be unfavorable for reuse.
Disclosure of Invention
In order to solve the technical problems, the invention provides a battery module and an automobile, and solves the problems that the existing battery cell module is low in processing speed, high in processing cost, difficult to disassemble and inconvenient to maintain after assembly and the like.
According to an aspect of the present invention, there is provided a battery module including: electric core module with enclose and locate the outside module shell of electric core module, wherein, the module shell includes:
the battery cell module comprises an upper plate body, a lower plate body and a battery cell module, wherein the upper plate body is bent to form a first accommodating space for enclosing the upper end part of the battery cell module;
the lower plate body is bent to form a second accommodating space for enclosing the lower end part of the battery cell module;
the rotating connecting assembly is respectively and rotatably connected with the upper plate body and the lower plate body;
the module housing has a first state in which it is unfolded for assembling the cell module and a second state in which it is folded and packaged.
Optionally, the rotating connection assembly comprises: a first hinge and a second hinge, wherein,
the rotary connecting assembly is fixedly connected with the upper plate body through the first hinge;
and the rotating connecting assembly is fixedly connected with the lower plate body through the second hinge.
Optionally, the first hinge and the second hinge are self-limiting hinges, and the limiting rotation angle range is 90 degrees to 180 degrees.
Optionally, the rotating connection assembly further comprises a side plate, wherein,
the first end of the side plate is connected with the upper plate body through the first hinge;
and the second end of the side plate far away from the first hinge is connected with the lower plate body through the second hinge.
Optionally, the side plate is further connected with a mounting lug for fixing the battery module;
the mounting lug is provided with at least one first mounting hole.
Optionally, the side plate and the mounting lug are welded or integrally formed.
Optionally, one end of the upper plate body and one end of the lower plate body, which are far away from the rotating connection assembly, are further provided with a first bending part and a second bending part which extend outwards respectively;
the first bending part is provided with at least one second mounting hole;
the second bending part is provided with at least one third mounting hole, and the third mounting hole and the second mounting hole are mutually overlapped when the module shell is in the second state.
Optionally, the upper plate body and the lower plate body are steel plate stamping bending pieces.
Optionally, a weight-reducing cavity and/or a weight-reducing hole are/is arranged on the module housing (1). .
According to another aspect of the invention, an automobile is also provided, and the automobile comprises the battery module.
The embodiment of the invention has the beneficial effects that:
in the scheme, an upper plate body used for enclosing a first accommodating space at the upper end part of the battery cell module is formed by bending; the lower plate body is bent to form a second accommodating space for enclosing the lower end part of the battery cell module; the rotating connecting assembly is used for rotatably connecting the upper plate body and the lower plate body; through rotating rotary connection subassembly makes the module shell has and expandes and is used for the assembly the first state of electric core module with fold and encapsulate the second state of electric core module, this scheme structural design is simple, and the processing cost is low for the assembly speed of electric core module, the maintenance and the dismantlement of being convenient for have improved the reuse rate of module shell.
Drawings
FIG. 1 is a schematic exploded view of a battery module according to an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the lower plate according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of an upper plate according to an embodiment of the present invention;
FIG. 4 is a schematic side plate structure according to an embodiment of the present invention;
FIG. 5 illustrates one of the first and second hinge embodiments of the present invention;
FIG. 6 illustrates a second schematic structural view of the first and second hinges according to the embodiment of the invention;
FIG. 7 is a schematic structural diagram of a module housing according to an embodiment of the invention;
FIG. 8 is a second exploded view of the battery module according to the embodiment of the present invention;
FIG. 9 is a third exploded view of a battery module according to an embodiment of the present invention;
fig. 10 is a fourth exploded view of a battery module according to an embodiment of the present invention.
Description of reference numerals:
1. a module housing 1;
11. an upper plate body;
111. a first bending part
12. A lower plate body;
121. a second bent portion;
13. a rotating connection assembly;
131. a side plate;
132. a first hinge;
133. a second hinge;
134. mounting lugs;
2. and a battery cell module.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
As shown in fig. 1, an embodiment of the present invention provides a battery module including: electric core module 2 with enclose and locate the module shell 1 of electric core module 2 outside, wherein, module shell 1 includes: the battery cell module comprises an upper plate body 11, wherein the upper plate body 11 is bent to form a first accommodating space for enclosing the upper end part of the battery cell module 2; the lower plate body 12 is bent to form a second accommodating space for enclosing the lower end part of the battery cell module 2; a rotating connection assembly 13, wherein the rotating connection assembly 13 is respectively connected with the upper plate body 11 and the lower plate body 12 in a rotating manner; the module case 1 has a first state in which it is unfolded for assembling the cell module 2 and a second state in which it is folded and packaged with the cell module 2.
In this embodiment, the module housing 1 is enclosed outside the cell module 2 and is used for enclosing and fixing the cell module 2, as shown in fig. 7, the module housing 1 has a first unfolded state, as shown in fig. 8, in the first state, the cell module 2 is placed in the unfolded module case 1, as shown in fig. 9, the rotation connection assembly 13 is rotated to relatively rotate the upper plate 11 and the lower plate 12, the upper end of the cell module 2 is placed in the first accommodation space formed by bending the upper plate 11 by rotation, the lower end of the cell module 2 is placed in the second accommodation space formed by bending the lower plate 12, and the cell module 2 is packaged as shown in fig. 10, which shows the shown battery module in a packaged state with the module housing 1 in the second state. Further, as shown in fig. 2 and fig. 3, the structure diagrams of the lower plate 12 and the upper plate 11 are respectively shown, and the first accommodating space formed by bending the upper plate 11 and the second accommodating space formed by bending the lower plate 12 are respectively enclosed at the upper end and the lower end of the battery module 2, so as to limit the position of the battery module 2 and prevent the battery module 2 from moving back and forth. This scheme structural design is simple, and the processing cost is low, through rotating coupling assembling 13 makes module shell 1 have and lays the assembly that is used for that expandes with upper plate body 11 and lower plate body 12 the first state of electric core module folds up and encapsulates with rotating the second state of electric core module for the assembly speed of electric core module, be convenient for maintenance and dismantlement.
It should be mentioned that a plurality of reinforcing ribs are further respectively arranged on the upper plate body 11 and the lower plate body 12, so that the strength and the rigidity of the module housing 1 are improved.
In an alternative embodiment of the present invention, the rotating connection assembly 13 includes: a first hinge 132 and a second hinge 133, wherein the rotary connecting assembly 13 is fixedly connected to the upper plate 11 through the first hinge 132; the rotary connecting assembly 13 is fixedly connected with the lower plate 12 through the second hinge 133.
In this embodiment, the upper plate 11 and the lower plate 12 are connected by a first hinge 132 and a second hinge 133, the upper plate 11 and the lower plate 12 are opened and closed relatively by the rotation of the first hinge 132 and the second hinge 133, the module housing 1 is in a first state of being unfolded when the first hinge 132 and the second hinge 133 are both in an opened state, and the module housing 1 is in a second state of being folded when the first hinge 132 and the second hinge 133 are both in a state of being folded and closed at a certain angle. It should be understood that the rotating connection assembly 13 may also be at least one hinge structure, and two ends of the at least one hinge structure are respectively connected to the upper board 11 and the lower board 12, so that the upper board 11 can rotate relatively to the lower board 12 to open and close.
In an alternative embodiment of the present invention, the first hinge 132 and the second hinge 133 are self-limiting hinges, and the angle range of the limiting rotation is 90 degrees to 180 degrees.
In this embodiment, a self-limiting hinge is used, as shown in fig. 5, the maximum angle that the hinge can be unfolded is 180 degrees, and as shown in fig. 6, when the hinge is folded to the minimum angle, the two leaves of the hinge are 90 degrees.
In an alternative embodiment of the present invention, as shown in fig. 4, the rotating connection assembly 13 further includes a side plate 131, wherein a first end of the side plate 131 is connected to the upper plate 11 through the first hinge 132; the side plate 131 is connected to the lower panel 12 at a second end remote from the first hinge 132 by the second hinge 133.
In this embodiment, the side plate 131 is used to connect the first hinge 132 and the second hinge 133, so that the module housing 1 has a more flexible structural deformation design, and the battery cell modules 2 with different height dimensions can be packaged by using the side plates 131 with different widths, and the side plate 131 has a simple structure, is convenient to process, and has a low cost.
In an optional embodiment of the present invention, the side plate 131 is further connected with a mounting ear 134 for fixing the battery module; the mounting lug 134 is provided with at least one first mounting hole.
In this embodiment, in order to facilitate the battery module to be integrally fixed on a battery tray in an automobile, the side plate 131 is further provided with a mounting lug 134, and the battery module is fixed by inserting a bolt into a first mounting hole of the mounting lug 134.
In an alternative embodiment of the present invention, the side plate 131 and the mounting ear 134 are welded or integrally formed.
In this embodiment, the side plate 131 and the mounting lug 134 are welded or integrally formed, but may be connected by bolts.
In an alternative embodiment of the present invention, the upper board body 11 and the lower board body 12 are further provided with a first bending portion 111 and a second bending portion 121 extending outward at one end away from the rotating connection assembly 13; at least one second mounting hole is formed in the first bending part 111; the second bending portion 121 is provided with at least one third mounting hole, and the third mounting hole and the second mounting hole are overlapped when the module housing 1 is in the second state.
In this embodiment, in order to fix the battery module on the battery tray of the automobile more firmly, the upper plate 11 and the lower plate 12 are further respectively provided with a first bending portion 111 and a second bending portion 121 extending outwards at one end away from the rotating connection assembly 13. When the module housing 1 is in the second state after being packaged, the first bending part 111, the second bending part 121, the second mounting hole and the third mounting hole are mutually overlapped, the second mounting hole and the third mounting hole are penetrated through by bolts, and the battery module is more stably fixed on a battery tray of an automobile while the battery module is packaged.
In an alternative embodiment of the present invention, the upper plate body 11 and the lower plate body 12 are stamped and bent pieces of steel plate.
In the embodiment, the steel plate is bent into the required shape by stamping the steel plate, so that the processing is simple and the cost is low.
In an optional embodiment of the present invention, the module housing 1 is provided with a weight-reducing cavity and/or a weight-reducing hole. In this embodiment, a weight-reducing cavity and/or a weight-reducing hole is formed in the module case 1 without changing the stress distribution of the module case 1, so as to reduce the weight of the module case 1.
The invention further provides an automobile which comprises the battery module.
Above-mentioned scheme has greatly improved the assembly efficiency of battery module, through partial shipment good module shell 1 in advance, only needs through the folding of module shell 1, alright substitute welding and bolted connection. The module housing 1 is convenient to disassemble and can be repeatedly used. Can directly pull down module shell 1 after unscrewing mounting bolt, conveniently dismantle the inspection maintenance to the battery module.
The bottom plate of the module shell is a steel plate stamping bending piece, two bolt mounting holes are designed in the upper plate body 11 and the lower plate body 12, and a plurality of holes are connected with the first hinges 132 and the second hinges 133. The first hinge 132 and the second hinge 133 may be connected to the upper plate 11 and the lower plate 12 by bolts or may be welded thereto. The side plate 131 of the module housing may be a flat plate to which at least one mounting lug 134 is attached and which is provided with a plurality of holes for connecting the first hinge 132 and the second hinge 133, although it may be bolted or welded together. The module mounting ears 134 can be connected to the flat plate by welding, or can be integrally formed into the whole side plate 131 by high-pressure casting. Fig. 7 to 10 show the implementation of the modules of the present invention. The state shown in fig. 7 is a state in which the module case 1 is assembled in advance. Fig. 8 to 10 show the encapsulation process, in which the cell modules 2 are pre-encapsulated by folding the module housing 1. After the mounting bolts are inserted, the module is fixed on a battery box body or a battery tray, and meanwhile, the assembly and the mounting of the battery module are completed.
While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the following claims.
Claims (10)
1. A battery module, comprising: electric core module (2) with enclose and locate the outside module shell (1) of electric core module (2), wherein, module shell (1) includes:
the battery cell module comprises an upper plate body (11), wherein the upper plate body (11) is bent to form a first accommodating space for enclosing the upper end part of the battery cell module (2);
the lower plate body (12) is bent to form a second accommodating space for enclosing the lower end part of the battery cell module (2);
a rotating connection assembly (13), wherein the rotating connection assembly (13) is respectively connected with the upper plate body (11) and the lower plate body (12) in a rotating manner;
the module housing (1) has a first state in which it is unfolded for assembling the cell module (2) and a second state in which it is folded and packaged with the cell module (2).
2. The battery module according to claim 1, wherein the rotating connection assembly (13) comprises: a first hinge (132) and a second hinge (133), wherein,
the rotary connecting assembly (13) is fixedly connected with the upper plate body (11) through the first hinge (132);
and the rotating connecting assembly (13) is fixedly connected with the lower plate body (12) through the second hinge (133).
3. The battery module according to claim 2, wherein the first hinge (132) and the second hinge (133) are self-limiting hinges, and the angular range of limiting rotation is 90 degrees to 180 degrees.
4. The battery module according to claim 2, wherein the rotating connection assembly (13) further comprises a side plate (131), wherein,
the first end of the side plate (131) is connected with the upper plate body (11) through the first hinge (132);
the side plate (131) is connected to the lower plate (12) at a second end remote from the first hinge (132) by the second hinge (133).
5. The battery module according to claim 4, wherein the side plate (131) is further connected with a mounting lug (134) for fixing the battery module;
the mounting lug (134) is provided with at least one first mounting hole.
6. The battery module according to claim 5, wherein the side plates (131) are welded to the mounting lugs (134) or are of an integrally molded structure.
7. The battery module according to claim 1, wherein the upper plate body (11) and the lower plate body (12) are further provided with a first bending part (111) and a second bending part (121) extending outwards at one end away from the rotating connection component (13);
at least one second mounting hole is formed in the first bending part (111);
the second bending part (121) is provided with at least one third mounting hole, and the third mounting hole and the second mounting hole are mutually overlapped when the module shell (1) is in the second state.
8. The battery module according to claim 1, wherein the upper plate body (11) and the lower plate body (12) are stamped and bent pieces of steel plate.
9. The battery module according to claim 1, characterized in that weight-reducing cavities and/or weight-reducing holes are provided on the module housing (1).
10. An automobile characterized by comprising the battery module according to any one of claims 1 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910561671.8A CN112151708A (en) | 2019-06-26 | 2019-06-26 | Battery module and car |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910561671.8A CN112151708A (en) | 2019-06-26 | 2019-06-26 | Battery module and car |
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CN112151708A true CN112151708A (en) | 2020-12-29 |
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CN201910561671.8A Pending CN112151708A (en) | 2019-06-26 | 2019-06-26 | Battery module and car |
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Citations (8)
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JP2009213924A (en) * | 2009-06-30 | 2009-09-24 | Sansei R&D:Kk | Structure of mounting board housing case |
CN206163574U (en) * | 2016-11-18 | 2017-05-10 | 青海欣旺达新能源有限公司 | Soft -packaged electrical core's fixing device |
CN207265128U (en) * | 2017-09-04 | 2018-04-20 | 中国第一汽车股份有限公司 | A kind of front panel reversible storage battery fixed structure |
CN207441810U (en) * | 2017-11-15 | 2018-06-01 | 宁德时代新能源科技股份有限公司 | Battery modules and battery pack |
CN108520928A (en) * | 2018-05-03 | 2018-09-11 | 常州普莱德新能源电池科技有限公司 | A kind of electric automobile power battery module and electric vehicle |
CN207885009U (en) * | 2018-03-21 | 2018-09-18 | 科控工业自动化设备(上海)有限公司 | A kind of mini-plant folding shell |
CN109080425A (en) * | 2018-08-23 | 2018-12-25 | 杭州容大智造科技有限公司 | A kind of logistic car with quick change battery |
CN209016165U (en) * | 2018-12-29 | 2019-06-21 | 宁德时代新能源科技股份有限公司 | Battery case and battery modules |
-
2019
- 2019-06-26 CN CN201910561671.8A patent/CN112151708A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009213924A (en) * | 2009-06-30 | 2009-09-24 | Sansei R&D:Kk | Structure of mounting board housing case |
CN206163574U (en) * | 2016-11-18 | 2017-05-10 | 青海欣旺达新能源有限公司 | Soft -packaged electrical core's fixing device |
CN207265128U (en) * | 2017-09-04 | 2018-04-20 | 中国第一汽车股份有限公司 | A kind of front panel reversible storage battery fixed structure |
CN207441810U (en) * | 2017-11-15 | 2018-06-01 | 宁德时代新能源科技股份有限公司 | Battery modules and battery pack |
CN207885009U (en) * | 2018-03-21 | 2018-09-18 | 科控工业自动化设备(上海)有限公司 | A kind of mini-plant folding shell |
CN108520928A (en) * | 2018-05-03 | 2018-09-11 | 常州普莱德新能源电池科技有限公司 | A kind of electric automobile power battery module and electric vehicle |
CN109080425A (en) * | 2018-08-23 | 2018-12-25 | 杭州容大智造科技有限公司 | A kind of logistic car with quick change battery |
CN209016165U (en) * | 2018-12-29 | 2019-06-21 | 宁德时代新能源科技股份有限公司 | Battery case and battery modules |
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Application publication date: 20201229 |
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