CN112977034B - Battery installation unit, battery installation assembly and electric automobile - Google Patents
Battery installation unit, battery installation assembly and electric automobile Download PDFInfo
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- CN112977034B CN112977034B CN202110405028.3A CN202110405028A CN112977034B CN 112977034 B CN112977034 B CN 112977034B CN 202110405028 A CN202110405028 A CN 202110405028A CN 112977034 B CN112977034 B CN 112977034B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
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Abstract
The invention relates to a battery installation unit, a battery installation assembly and an electric automobile, wherein the battery installation unit comprises: the supporting frame comprises two annular assemblies arranged at intervals along a first direction and two side connecting pieces connected with the two annular assemblies; the bottom supporting assembly is positioned on one side of the supporting frame along the third direction, the bottom supporting assembly is connected with the supporting frame, and the two annular assemblies, the two side connecting pieces and the bottom supporting assembly are surrounded to form a first accommodating cavity for accommodating the battery; the frame is worn to be equipped with along the first direction by two annular subassemblies, and two annular subassemblies all overlap joint in the frame along one side that the third direction is kept away from bottom supporting component, and the first chamber that holds is separated through the frame and is formed two at least second and hold the chamber. The battery mounting unit, the battery mounting assembly and the electric automobile provided by the invention can enable the batteries to be uniformly arranged on two sides of the frame, prevent the frame from being subjected to bending moment, and improve the structural stability of the frame and the bearing reliability of the battery mounting unit.
Description
Technical Field
The invention relates to the technical field of automobile power batteries, in particular to a battery installation unit, a battery installation unit and an electric automobile.
Background
Along with the improvement of the environmental awareness of people, the electric automobile is more and more popularized as a new energy green vehicle, and because the electric automobile adopts a vehicle-mounted battery to supply power to a motor so as to output power, the electric automobile has obvious effects in the aspects of energy conservation and environmental protection.
Electric automobile is usually by the battery mounting bracket with power battery installation to the frame on chassis, nevertheless to electric commercial car, receives frame top packing box position restriction, and the battery mounting bracket hangs in the lateral part of frame usually, so, places the battery behind the battery mounting bracket, can produce great moment of flexure to the frame, so influence the structural stability of frame and the bearing reliability of battery mounting bracket.
Disclosure of Invention
Therefore, it is necessary to provide a battery mounting unit, a battery mounting assembly and an electric vehicle which can improve the structural stability of the frame and the mounting reliability of the battery mounting rack, in order to solve the problem that the structural stability of the frame and the bearing reliability of the battery mounting rack are affected by the large bending moment generated on the frame after the battery is placed on the battery mounting rack due to the fact that the conventional battery mounting rack is hung on the side portion of the frame.
An aspect of the application provides a battery installation unit, links to each other with the frame, battery installation unit includes:
the supporting frame comprises two annular assemblies and two side connecting pieces, the two annular assemblies are arranged at intervals along a first direction, the two side connecting pieces are respectively positioned on two sides of the two annular assemblies along a second direction, and each side connecting piece is connected with the two annular assemblies; and
the bottom support assembly is positioned on one side of the support frame along a third direction, the bottom support assembly is connected with the support frame, and the two annular assemblies, the two side connecting pieces and the bottom support assembly enclose a first accommodating cavity for accommodating a battery;
the frame is arranged in the two annular assemblies in a penetrating mode along the first direction, one sides, away from the bottom support assembly, of the two annular assemblies along the third direction are respectively lapped on the frame, and the first containing cavities are separated through the frame to form at least two second containing cavities;
the first direction, the second direction and the third direction are perpendicular to each other.
In one embodiment, the battery mounting unit further includes at least two first supporting members, the at least two first supporting members are respectively disposed on the two annular assemblies, and two sides of each first supporting member along the third direction are respectively connected to a corresponding one of the annular assemblies.
In one embodiment, the cross-sectional shape of the first support along the third direction is X-shaped.
In one embodiment, the bottom support assembly includes a first outer frame, and a first connecting portion and a second connecting portion disposed in the first outer frame in a crossing manner, and two ends of the first connecting portion and the second connecting portion are respectively connected to four corners of the first outer frame.
In one embodiment, two of the ring assemblies are spaced apart from the frame along the third direction away from a side overlapping the frame.
In one embodiment, the battery installation unit further comprises at least two connecting assemblies, the at least two connecting assemblies are respectively arranged on one side of the two annular assemblies, which deviates from the lap joint, of the frame and between the frames, and two ends of each connecting assembly are respectively connected with the corresponding annular assembly and the frame.
In one embodiment, the connecting assembly comprises a first connecting piece and a second connecting piece, one end of each of the first connecting piece and the second connecting piece is connected with the corresponding annular assembly, and the other end of each of the first connecting piece and the second connecting piece is connected with the frame;
the first connecting piece and the second connecting piece are arranged at an angle, so that the first connecting piece and the second connecting piece are arranged at intervals along the first direction at one end connected with the frame.
In one embodiment, the battery mounting unit further comprises a separation support assembly, the separation support assembly and the bottom support assembly are arranged at intervals along the third direction, and the separation support assembly is connected with the support frame;
the separation supporting component can separate each second accommodating cavity into two third accommodating cavities along the third direction.
In one embodiment, the separation support assembly comprises at least two separation support units, and the at least two separation support units are located in the at least two second accommodating cavities in a one-to-one correspondence manner;
each separation supporting unit comprises a second supporting bottom plate and two second supporting pieces, the two second supporting pieces are respectively connected to two sides of the second supporting bottom plate along the first direction, and two ends of each second supporting piece along the second direction are respectively connected with the corresponding annular assembly and the frame.
In one embodiment, the second supporting bottom plate includes a second outer frame, and a third connecting portion and a fourth connecting portion disposed in the second outer frame in a crossing manner, and two ends of the third connecting portion and the fourth connecting portion are respectively connected to four corners of the second outer frame.
In another aspect of the present application, there is also provided a battery mounting assembly connected to the vehicle frame, the battery mounting assembly including a plurality of the battery mounting units described above,
the plurality of battery mounting units are connected in sequence along the first direction.
In one embodiment, the same ring assembly is shared between two adjacent battery mounting units.
In another aspect of the present application, an electric vehicle is further provided, which includes a frame and the above battery mounting unit.
Above-mentioned battery installation unit, battery installation assembly and electric automobile wear to establish the frame through setting up in the inside of two annular subassemblies to overlap joint in the frame, can make the braced frame that relies on annular subassembly to build evenly in the both sides atress of frame, then can make bottom sprag subassembly and two annular subassemblies and two lateral part connecting pieces enclose the first chamber that holds that establishes the formation and can install the battery reliably. The utility model provides a battery installation unit, battery installation assembly and electric automobile can make the battery lay out in the both sides of frame evenly, avoids the frame to receive the moment of flexure, makes the frame atress more even to the structural stability of frame has been improved, and then has improved the reliability that bears of battery installation unit.
In addition, the frame is penetrated in the two annular assemblies, and the frame divides the first accommodating cavity into a plurality of second accommodating cavities, so that the space between the frame and the two adjacent sub-frames along the third direction can be fully utilized, the space utilization rate of the chassis is improved, more batteries can be installed, and the cruising ability of the automobile is improved.
Drawings
Fig. 1 is a schematic structural view of a battery mounting unit according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a battery mounting assembly according to an embodiment of the present invention;
fig. 3 is a schematic view of the battery mounting assembly shown in fig. 2 with a battery mounted thereon.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Furthermore, the drawings are not 1:1, and the relative dimensions of the various elements in the figures are drawn for illustration only and not necessarily to true scale.
Fig. 1 is a perspective view schematically showing a battery mounting unit according to an embodiment of the present invention. For the purpose of illustration, the drawings show only the structures associated with embodiments of the invention.
Referring to the drawings, in accordance with an embodiment of the present invention, a battery mounting unit 100 is provided, the battery mounting unit 100 is connected to a vehicle frame 200, and the battery mounting unit 100 includes a support frame 10 and a bottom support assembly 20. The battery mounting unit 100 of the present application may be applied to an electric vehicle, and may also be applied to other devices to which the battery mounting unit 100 is applied, without limitation.
The supporting frame 10 includes two ring assemblies 11 and two lateral connecting members 12, the two ring assemblies 11 are disposed at intervals along a first direction, the two lateral connecting members 12 are respectively disposed at two sides of the two ring assemblies 11 along a second direction, and each lateral connecting member 12 connects the two ring assemblies 11.
The bottom support assembly 20 is located at one side of the support frame 10 along the third direction, the bottom support assembly 20 is connected to the support frame 10, and the two ring assemblies 11, the two side connectors 12 and the bottom support assembly 20 enclose a receiving cavity 30 for receiving a battery 300 (shown in fig. 3).
Wherein, two annular assemblies 11 wear to be equipped with frame 200 along the first direction, and two annular assemblies 11 all overlap joint in frame 200 along the third direction one side that the bottom plate supporting component 20 is kept away from, and first chamber 30 of holding is separated into two at least second chamber 31 of holding through frame 200. Specifically, the first direction, the second direction and the third direction are perpendicular to each other, and more specifically, the first direction is a longitudinal direction of the frame 200, the second direction is a width direction of the frame 200, and the third direction is a height direction of the frame 200.
In the embodiment of the present application, the frame 200 includes two parallel sub-frames 210, the two sub-frames 210 are disposed at an interval along the second direction, and the two sub-frames 210 simultaneously penetrate through the two annular assemblies 11. In this way, each side connecting member 12 and the corresponding sub-frame 210 have a second receiving cavity 31 therebetween, and a second receiving cavity 31 is also formed between the two sub-frames 210. In other embodiments, the frame 200 may include two or more sub-frames 210, or may include only one sub-frame, which is not limited herein.
Thus, the frame 200 is inserted into the two annular assemblies 11 and lapped on the frame 200, so that the supporting frame 10 constructed by the annular assemblies 11 can be uniformly stressed on two sides of the frame 200, and then the battery 300 can be reliably installed in the first accommodating cavity 30 formed by surrounding the bottom supporting assembly 20, the two annular assemblies 11 and the two side connecting pieces 12. The battery installation unit 100 of the application can enable the batteries 300 to be uniformly arranged on two sides of the frame 200, avoids the frame 200 from being subjected to bending moment, enables the stress of the frame 200 to be more uniform, thereby improving the structural stability of the frame 200 and further improving the bearing reliability of the battery installation unit 100.
In addition, the frame 200 is inserted into the two annular assemblies 11, and the frame 200 divides the first accommodating cavity 30 into the plurality of second accommodating cavities 31, so that the space between the two adjacent sub-frames 210 and the third direction of the frame 200 can be fully utilized, the space utilization rate of the chassis is improved, more batteries 300 can be mounted, and the cruising ability of the automobile is improved.
In some embodiments, the ring assembly 11 includes two half-ring members 111 and two first fastening members 112, and the open ends of the two half-ring members 111 are detachably connected by the two first fastening members 112. In this manner, the mounting of the ring assembly 11 relative to the vehicle frame 200 is facilitated. Specifically, the first fixing member 112 is provided with a through hole extending along the third direction, wherein the open end of one half of the ring member 111 penetrates through the through hole from one side of the first fixing member 112, and the open end of the other half of the ring member 111 penetrates through the through hole from the other side of the first fixing member 112, further, in order to enhance the fixing effect of the first fixing member 112, the first fixing member 112 includes a fixing member body and a plurality of fixing connecting members, the fixing member body has the through hole, the fixing connecting members can be screws, bolts, and the like, and the fixing member body can be fastened to the two half ring members 111 through the plurality of fixing connecting members.
In particular to some embodiments, the semi-annular member 111 is a square aluminum tube stamping, which has greater structural strength. The fastening member body 1121 is an aluminum pipe member, and the aluminum pipe member is light in weight.
In some embodiments, the battery mounting unit 100 further includes a plurality of second fastening members 40, and each of the ring assemblies 11 is connected to the frame 200 via at least one second fastening member 40. Specifically, the second fixing member 40 is provided with a supporting groove extending along the third direction, the annular component 11 is placed in the supporting groove, and the supporting groove is used for supporting the annular component 11 along the third direction. In the embodiment of the present application, the second fastening member 40 may be located at the overlapping portion of the ring component 11 and the frame 20, or at a side of the ring component 11 away from the overlapping frame 200, which is not limited herein. In some embodiments, the second fastener 40 is a stamped and welded piece of sheet steel, which has high structural strength.
In some embodiments, each of the lateral connecting members 12 includes at least two sub lateral connecting members 121, the at least two sub lateral connecting members 121 are spaced apart along the third direction, and two ends of each sub lateral connecting member 121 are connected to the two ring assemblies 11 respectively. Specifically, the side connecting member 12 is an aluminum extruded profile member, which is lightweight.
In some embodiments, the bottom support assembly 20 is connected to two ring assemblies 11 at both sides of the first direction, respectively. Thus, the bottom support assembly 20 is forced to be closer to the frame 200 side, and the bearing stability of the battery mounting unit 100 is improved.
In some embodiments, the bottom support assembly 20 includes a first frame, and a first connection portion and a second connection portion crossing the first frame, wherein two ends of the first connection portion and the second connection portion are respectively connected to four corners of the first frame. Thus, a plurality of triangular structures can be formed by the first outer frame and the first and second connecting parts which are arranged in the first outer frame in a crossed manner, so that the weight of the bottom support assembly 20 is reduced, and the support stability of the bottom support structure 20 can be improved.
In the embodiment of the present application, in order to enhance the structural strength of each second receiving cavity 31, the bottom support assembly 20 may include at least two first support bottom plates, each first support bottom plate being located at a corresponding second receiving cavity 31. Specifically, each first supporting bottom plate comprises the first outer frame, and a first connecting part and a second connecting part which are arranged in the first outer frame in a crossed manner.
In some embodiments, the first support floor is a stamping.
In some embodiments, the battery mounting unit 100 further includes at least two first supporting members 50, the at least two first supporting members 50 are respectively disposed on the two annular assemblies 11, and two sides of each first supporting member 50 along the third direction are respectively connected to a corresponding one of the annular assemblies 11. Thus, the connection strength of the two sides of the annular component 11 along the third direction can be enhanced, and the bearing reliability is improved. Specifically, the first supports 50 respectively provided to the two ring assemblies 11 are oppositely disposed in the first direction. More specifically, the first supports 50 respectively provided to the two ring assemblies 11 are located on both sides of the second accommodating chamber 31 in the first direction. Thus, no positional interference with the vehicle frame 200 in the second direction can be generated.
In a preferred embodiment, the cross-sectional shape of the first support 50 along the third direction is X-shaped. Thus, a plurality of triangular structures can be formed by the ring assembly 11 and the first supporting member 50, so that the weight of the first supporting member 50 can be reduced, and the supporting stability of the bottom first supporting member 50 can be improved. Specifically, the first supporting member 50 has arc-shaped grooves formed along both sides of the third direction and both sides of the second direction.
In some embodiments, the first support 50 is an aluminum die-cast part, which has good structural strength and light weight.
In some embodiments, to carry a larger size or a greater number of batteries 300, two ring assemblies 11 are provided spaced from the frame 200 along a side of the third direction away from the overlapping frame 200. In this way, the size of the first receiving chamber 30 in the third direction can be enlarged, so that the first receiving chamber 30 can carry a larger size or a larger number of batteries 300.
Further, the battery mounting unit 100 further includes at least two connecting assemblies 60, the at least two connecting assemblies 60 are respectively disposed between one side of the two annular assemblies 11 departing from the lap-joint frame 200 and the frame 200, and two ends of each connecting assembly 60 are respectively connected to a corresponding annular assembly 11 and the frame 200. Specifically, the connecting assembly 60 is connected to the corresponding ring assembly 11 by the second fastener 40. Therefore, one side of the annular component 11, which is far away from the lap joint frame 200, can be reliably connected with the frame 200 through the connecting component 60, so that the connecting strength of the annular component 11 is improved, and the bearing reliability is further improved.
Further, the connecting assembly 60 includes a first connecting member 61 and a second connecting member 62, one end of each of the first connecting member 61 and the second connecting member 62 is connected to a corresponding one of the annular assemblies 11, the other end of each of the first connecting member 61 and the second connecting member 62 is connected to the frame 200, and the first connecting member 61 and the second connecting member 62 are disposed at an angle so that the first connecting member 61 and the second connecting member 62 are disposed at an interval along the first direction at one end connected to the frame 200. In this way, the first connecting member 61, the second connecting member 62 and the frame 200 are combined to form a triangular structure, so that the reliability of the connection between the side of the ring component 1111 departing from the overlap frame 200 and the frame 200 can be improved.
In one embodiment, the first connecting member 61 and the second connecting member 62 are sheet metal members.
In order to accommodate different numbers of batteries 300 or different sizes of batteries 300, in some embodiments, the battery mounting unit 100 further includes a separation support assembly, the separation support assembly is spaced apart from the bottom support assembly 20 along the third direction and is connected to the support frame 10, and the separation support assembly can separate each second accommodating cavity 31 into two third accommodating cavities along the third direction. In addition, the separation support assembly can also improve the structural strength of the support frame 10, so that the bearing is more stable.
Further, the separation support assembly includes at least two separation support units 70, and the at least two separation support units 70 are located in the at least two second accommodating cavities 31 in a one-to-one correspondence manner, so that the structural strength of each second accommodating cavity 31 can be enhanced, and meanwhile, the position interference of the separation support assembly with the frame 200 in the second direction is not affected.
Furthermore, each of the separation supporting units 70 includes a second supporting base plate 71 and two second supporting members 72, the two second supporting members 72 are respectively connected to two sides of the second supporting base plate 71 along the first direction, and two ends of the second supporting members 72 along the second direction are respectively connected to a corresponding one of the ring assemblies 11 and the frame 200. It is understood that when the frame 200 includes a plurality of sub-frames 210, the sub-frames 210 have the second receiving cavity 31 therebetween, and both ends of the second support member 72 in the second direction may be respectively connected to two sub-frames 210.
Specifically, the cross-sectional shape of the second supporting member 72 in the third direction is U-shaped, and more specifically, the second supporting member 72 is a square aluminum pipe stamping, which has better structural strength and light weight. Specifically, the second supporting base plate 71 includes a second outer frame, and a third connecting portion and a fourth connecting portion crossing the second outer frame, and two ends of the third connecting portion and the fourth connecting portion are respectively connected to four corners of the second outer frame. Therefore, a plurality of triangular structures can be formed by the second outer frame and the third connecting parts and the fourth connecting parts which are arranged in the second outer frame in a crossed manner, so that the weight of the separation supporting component is reduced, and the supporting stability of the separation supporting component can be improved.
In some embodiments, a limit cavity is formed between the second support base plate 71 and the second support 72 along the first direction, the first support 50 penetrates through the limit cavity along the third direction, and two sides of the first support 50 along the first direction are connected to the second support base plate 71 and the second support 72. In this way, the connection reliability of the partition support unit 70 can be further improved.
As shown in fig. 2 and 3, based on the same inventive concept, the present application further provides a battery mounting assembly 400 connected to the vehicle frame 200, wherein the battery mounting assembly 400 includes a plurality of battery mounting units 100, and the plurality of battery mounting units 100 are connected in sequence along the first direction. Thus, the number of the battery mounting units 100 can be adjusted to flexibly expand to match the differences of the number, size and position of the power batteries 300 of different vehicle types.
In some embodiments, the same ring assembly 100 is shared between two adjacent battery mounting units 100, and thus, the structure of the battery mounting assembly 400 can be simplified.
In some embodiments, the side connection members 12 of the same side of the adjacent battery mounting units 100 may be integrally provided, and thus, the structure of the battery mounting assembly 400 may be simplified.
Based on the same inventive concept, the application also provides an electric vehicle, which comprises a vehicle and the battery installation unit 100. Specifically, the electric vehicle may be an electric commercial vehicle, and may also be another electric vehicle model, which is not limited herein.
Compared with the prior art, the battery mounting unit 100, the battery mounting assembly 400 and the vehicle provided by the embodiment of the invention have the following beneficial effects:
through the arrangement of penetrating the frame 200 in the two annular assemblies 11 and overlapping the frame 200, the supporting frame 10 constructed by the annular assemblies 11 can be uniformly stressed on two sides of the frame 200, and then the bottom supporting assembly 20, the two annular assemblies 11 and the two side connecting pieces 12 can surround the first accommodating cavity 30 formed by the first accommodating cavity 30, so that the battery 300 can be reliably installed. The battery mounting unit 100, the battery mounting assembly 400 and the electric automobile can enable the batteries 300 to be uniformly arranged on two sides of the frame 200, so that the frame 200 is prevented from being subjected to bending moment, the stress of the frame 200 is more uniform, the structural stability of the frame 200 is improved, and the bearing reliability of the battery mounting unit 100 is improved.
In addition, the frame 200 penetrates through the two annular assemblies 11, and the frame 200 divides the first accommodating cavity 30 into the plurality of second accommodating cavities 31, so that the space between the two adjacent sub-frames 210 and the third direction of the frame 200 can be fully utilized, the space utilization rate of the chassis is improved, more batteries 300 can be mounted, and the cruising ability of the automobile is improved.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (13)
1. A battery mounting unit, links to each other with the frame, its characterized in that, battery mounting unit includes:
the supporting frame comprises two annular assemblies and two side connecting pieces, the two annular assemblies are arranged at intervals along a first direction, the two side connecting pieces are respectively positioned on two sides of the two annular assemblies along a second direction, and each side connecting piece is connected with the two annular assemblies; and
the bottom support assembly is positioned on one side of the support frame along a third direction, the bottom support assembly is connected with the support frame, and the two annular assemblies, the two side connecting pieces and the bottom support assembly enclose a first accommodating cavity for accommodating a battery;
the frame is arranged in the two annular assemblies in a penetrating mode along the first direction, one sides, away from the bottom support assembly, of the two annular assemblies along the third direction are respectively lapped on the frame, and the first containing cavities are separated through the frame to form at least two second containing cavities; the annular assembly comprises two semi-annular parts and two first fixed connecting parts, and the open ends of the two semi-annular parts are detachably connected through the two first fixed connecting parts respectively;
the first direction, the second direction and the third direction are perpendicular to each other.
2. The battery mounting unit of claim 1, further comprising at least two first supporting members, wherein the at least two first supporting members are respectively disposed on the two annular assemblies, and two sides of each first supporting member along the third direction are respectively connected to a corresponding one of the annular assemblies.
3. The battery mounting unit according to claim 2, wherein a cross-sectional shape of the first support in the third direction is X-shaped.
4. The battery mounting unit according to claim 1, wherein the bottom support assembly comprises a first outer frame, and a first connecting part and a second connecting part which are arranged in the first outer frame in a crossed manner, and two ends of the first connecting part and the second connecting part are respectively connected to four corners of the first outer frame.
5. The battery mounting unit of any one of claims 1-4, wherein two of the ring assemblies are spaced from the frame on a side away from overlapping the frame in the third direction.
6. The battery mounting unit of claim 5, further comprising at least two connecting members, wherein the at least two connecting members are respectively disposed between one side of the two annular members away from the overlapping joint of the frame and the frame, and two ends of each connecting member are respectively connected to a corresponding one of the annular members and the frame.
7. The battery mounting unit of claim 6, wherein the connection assembly includes a first connection member and a second connection member, one end of each of the first connection member and the second connection member being connected to a corresponding one of the ring assemblies, the other end of each of the first connection member and the second connection member being connected to the frame;
the first connecting piece and the second connecting piece are arranged at an angle, so that the first connecting piece and the second connecting piece are arranged at intervals along the first direction at one end connected with the frame.
8. The battery mounting unit of claim 5, further comprising a spacer support assembly spaced from the bottom support assembly along the third direction and coupled to the support frame;
the separation supporting component can separate each second accommodating cavity into two third accommodating cavities along the third direction.
9. The battery mounting unit of claim 8, wherein the separation support assembly comprises at least two separation support units, and the at least two separation support units are located in the at least two second accommodating cavities in a one-to-one correspondence;
each separation supporting unit comprises a second supporting bottom plate and two second supporting pieces, the two second supporting pieces are respectively connected to the two sides of the second supporting bottom plate along the first direction, and the two ends of the second supporting pieces along the second direction are respectively connected with the corresponding annular assembly and the frame.
10. The battery mounting unit according to claim 9, wherein the second supporting base plate includes a second outer frame, and a third connecting portion and a fourth connecting portion disposed in the second outer frame in a crossing manner, and both ends of the third connecting portion and the fourth connecting portion are respectively connected to four corners of the second outer frame.
11. A battery mounting assembly associated with the vehicle frame, wherein the battery mounting assembly comprises a plurality of battery mounting units according to any one of claims 1 to 10,
the plurality of battery mounting units are connected in sequence along the first direction.
12. The battery mounting assembly of claim 11, wherein the same ring assembly is shared between two adjacent battery mounting units.
13. An electric vehicle comprising a vehicle frame and the battery mounting unit according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110405028.3A CN112977034B (en) | 2021-04-15 | 2021-04-15 | Battery installation unit, battery installation assembly and electric automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110405028.3A CN112977034B (en) | 2021-04-15 | 2021-04-15 | Battery installation unit, battery installation assembly and electric automobile |
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| Publication Number | Publication Date |
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| CN112977034A CN112977034A (en) | 2021-06-18 |
| CN112977034B true CN112977034B (en) | 2022-11-15 |
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| CN113733885B (en) * | 2021-08-30 | 2023-03-03 | 三一汽车制造有限公司 | Electric vehicle chassis and electric vehicle |
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| CN105857398B (en) * | 2016-06-12 | 2018-03-06 | 吉林大学 | A kind of general-purpose type pure electric coach Undercarriage structure |
| CN206171164U (en) * | 2016-10-28 | 2017-05-17 | 东风商用车有限公司 | Batteries of electric vehicle frame assembly |
| DE102018121223A1 (en) * | 2018-08-30 | 2020-03-05 | Man Truck & Bus Se | Device for carrying at least one battery for a motor vehicle |
| US11114722B2 (en) * | 2019-01-03 | 2021-09-07 | Ford Global Technologies, Llc | Vehicle battery module |
| CN209921042U (en) * | 2019-04-30 | 2020-01-10 | 重庆坚峰汽车科技有限公司 | Electric vehicle frame and electric vehicle |
| CN110370912A (en) * | 2019-06-03 | 2019-10-25 | 潍柴动力股份有限公司 | Battery bracket connecting cross beam, battery bracket assembly and vehicle |
| DE102020004795A1 (en) * | 2020-08-07 | 2020-11-19 | Daimler Ag | Storage system for high-voltage batteries for vehicles, in particular for utility vehicles |
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