CN221214218U - Sub-frame of vehicle, body assembly of vehicle and vehicle - Google Patents
Sub-frame of vehicle, body assembly of vehicle and vehicle Download PDFInfo
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- CN221214218U CN221214218U CN202322854794.5U CN202322854794U CN221214218U CN 221214218 U CN221214218 U CN 221214218U CN 202322854794 U CN202322854794 U CN 202322854794U CN 221214218 U CN221214218 U CN 221214218U
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Abstract
本实用新型公开了一种车辆的副车架、车辆的车身组件以及车辆，副车架包括：第一横梁和第二横梁；多个副车架纵梁均连接在第一横梁和第二横梁之间；第三横梁位于第一横梁和第二横梁之间，且与多个副车架纵梁均连接，第三横梁构造为弧形结构；第一悬置安装架，第一悬置安装架固设于第三横梁；连接支架，副车架纵梁和第三横梁之间均连接有连接支架。通过设置连接支架，可以提高第三横梁的支撑刚度，降低第三横梁变形过大发生断裂风险，从而提升副车架的结构稳定性和抗疲劳强度，并且，通过将第一悬置安装架安装于第三横梁，能够有效提升第一悬置安装架的抗疲劳强度，可以有效抑制动力总成向乘员舱传递振动和噪音，从而提升乘客的乘坐舒适度。
The utility model discloses a subframe of a vehicle, a body assembly of the vehicle and a vehicle, wherein the subframe comprises: a first crossbeam and a second crossbeam; a plurality of subframe longitudinal beams are connected between the first crossbeam and the second crossbeam; a third crossbeam is located between the first crossbeam and the second crossbeam, and is connected to a plurality of subframe longitudinal beams, and the third crossbeam is constructed as an arc structure; a first suspension mounting frame, the first suspension mounting frame is fixedly arranged on the third crossbeam; a connecting bracket, a connecting bracket is connected between the subframe longitudinal beam and the third crossbeam. By providing the connecting bracket, the supporting stiffness of the third crossbeam can be improved, and the risk of the third crossbeam being broken due to excessive deformation can be reduced, thereby improving the structural stability and fatigue resistance of the subframe, and by installing the first suspension mounting frame on the third crossbeam, the fatigue resistance of the first suspension mounting frame can be effectively improved, and the transmission of vibration and noise from the powertrain to the passenger compartment can be effectively suppressed, thereby improving the riding comfort of passengers.
Description
Technical Field
The invention relates to the field of vehicles, in particular to a subframe of a vehicle, a body assembly of the vehicle and the vehicle.
Background
In the related art, the front auxiliary frame of the vehicle is provided with the mounting bracket, the power assembly of the vehicle is mounted on the mounting bracket through the suspension, the rigidity and the structural strength of the conventional mounting bracket are insufficient, so that the power assembly transmits vibration and noise to the passenger cabin, the riding comfort of passengers is greatly reduced, and when the vehicle collides, the auxiliary frame is easily broken, and the safety of the passengers is influenced.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present utility model is to provide a subframe of a vehicle, which can improve the supporting rigidity of a third beam, reduce the risk of breakage caused by excessive deformation of the third beam, effectively improve the fatigue resistance of a first suspension mounting frame, and effectively suppress vibration and noise transmitted from a power assembly to a passenger compartment, thereby improving the riding comfort of passengers.
The utility model further proposes a body component of a vehicle.
The utility model further proposes a vehicle.
According to an embodiment of the utility model, a subframe includes: the first cross beam and the second cross beam are arranged at intervals along the first direction of the auxiliary frame, and the first cross beam is positioned at the front side of the second cross beam; the auxiliary frame longitudinal beams are arranged along a second direction of the auxiliary frame and are connected between the first cross beam and the second cross beam, and the first direction is perpendicular to the second direction; the third cross beam is positioned between the first cross beam and the second cross beam along the first direction, is connected with the plurality of auxiliary frame longitudinal beams, is in an arc-shaped structure and protrudes towards the first cross beam along the first direction; the first suspension installation frame is fixedly arranged on the third cross beam; the connecting bracket is positioned between the first cross beam and the third cross beam along the first direction, and the connecting bracket is connected between each auxiliary frame longitudinal beam and the third cross beam.
According to the auxiliary frame disclosed by the embodiment of the utility model, the structural connection strength of the auxiliary frame longitudinal beam and the third cross beam can be enhanced by arranging the connecting bracket, the supporting rigidity of the third cross beam can be improved, and the risk of fracture caused by overlarge deformation of the third cross beam is reduced, so that the structural stability and the fatigue resistance of the auxiliary frame are improved, the safety performance of a vehicle is improved, and the fatigue resistance of the first suspension mounting frame can be effectively improved by mounting the first suspension mounting frame on the third cross beam, and the transmission of vibration and noise to a passenger cabin by a power assembly can be effectively restrained, so that the riding comfort of passengers is improved.
In some embodiments of the present utility model, the connecting bracket is configured as a connecting tube beam, one end of the connecting tube beam is connected to the third cross member, and the other end of the connecting tube beam is connected to the corresponding subframe rail.
In some embodiments of the present utility model, the connecting tube beam, the third cross member, and the respective subframe rail collectively define a space structure.
In some embodiments of the present utility model, there are two sub-frame rails, and in the second direction, a control arm front mounting frame is connected to an outer side wall of each sub-frame rail, and the connection bracket is disposed corresponding to the control arm front mounting frame of the corresponding sub-frame rail.
In some embodiments of the utility model, the subframe of the vehicle further comprises: the support frame is positioned between the third beam and the second beam along the first direction, and the support frame is connected between the third beam and the second beam.
In some embodiments of the present utility model, the plurality of support frames are fixedly connected to the corresponding sub-frame rail.
In some embodiments of the present utility model, the outer sides of the two outermost sub-frame rails are connected with the control arm rear mounting frame along the second direction, and the upper ends of the two outermost sub-frame rails are provided with stabilizer bar mounting brackets, which are connected with the corresponding control arm rear mounting frame and the corresponding support frame.
In some embodiments of the utility model, the stabilizer bar mounting bracket is also connected to the third cross member.
In some embodiments of the present utility model, a reinforcing bracket is further connected to the outer side of the two sub-frame rails located at the outermost side in the second direction, the reinforcing bracket being adapted to be connected to the body rail of the vehicle, the reinforcing bracket being located at the rear side of the corresponding control arm rear mount in the first direction, the reinforcing bracket being connected to the corresponding control arm rear mount.
In some embodiments of the present utility model, the reinforcement brackets form an angle with the corresponding subframe rail.
In some embodiments of the utility model, the subframe of the vehicle further comprises: the second suspension installation frame and the third suspension installation frame are fixedly arranged on the first cross beam and are distributed along the second direction.
In some embodiments of the utility model, the first suspension mount is located between the second suspension mount and the third suspension mount in the second direction.
In some embodiments of the utility model, the first suspension mount is disposed at a mid-position of the third beam.
In some embodiments of the utility model, the first suspension mount comprises: the first installation department and second installation department, first installation department and second installation department are relative and spaced apart along the second direction, and first installation department and second installation department all are equipped with first mounting hole, and first installation department and/or second installation department have set firmly annular assembly structure, and assembly structure's inner peripheral wall has the internal thread and corresponds with corresponding first mounting hole.
In some embodiments of the present utility model, at least one of the subframe rails has a crush energy absorbing section with an upper surface formed with a crush relief that is concave toward the inside of the subframe rail.
The vehicle body assembly of the vehicle comprises the vehicle body main body, wherein the vehicle body main body is provided with a vehicle body longitudinal beam; the vehicle body assembly further comprises the auxiliary frame, and the auxiliary frame is fixedly arranged on the vehicle body longitudinal beam and positioned below the vehicle body longitudinal beam.
The vehicle comprises the vehicle body component of the vehicle.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic view of a subframe structure according to an embodiment of the present utility model.
Reference numerals:
a sub-frame 100;
a first cross member 10; a second cross member 20;
Sub frame rail 30;
A crush energy absorbing section 31;
a third cross member 60;
A first suspension mount 61;
a connection bracket 57;
a control arm front mount 34;
A support frame 70;
a control arm rear mount 35;
A first mounting plate 331; a second mounting plate 332;
A stabilizer bar mounting bracket 80;
A reinforcing bracket 40; a first reinforcing brace panel body 41; a second reinforcing brace panel 42;
A suspension mounting plate 58;
A second suspension mount 62; a third suspension mount 63;
a first mounting portion 611; a second mounting portion 612;
The first mounting hole 613.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present invention, it should be understood that the terms "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may communicate with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
A subframe 100 according to an embodiment of the present utility model is described below with reference to fig. 1. Subframe 100 may be a front subframe of a vehicle.
As shown in fig. 1, a subframe 100 according to an embodiment of the present utility model includes: the first cross beam 10 and the second cross beam 20 are arranged at intervals along the first direction of the auxiliary frame 100, and the first cross beam 10 is positioned at the front side of the second cross beam 20; a plurality of sub-frame rails 30, the plurality of sub-frame rails 30 being arranged along a second direction of the sub-frame 100, the plurality of sub-frame rails 30 each being connected between the first cross member 10 and the second cross member 20, the first direction being perpendicular to the second direction; the third cross member 60, the third cross member 60 is located between the first cross member 10 and the second cross member 20 along the first direction, and the third cross member 60 is connected to the plurality of sub-frame rails 30, the third cross member 60 is configured in an arc-shaped structure, and the third cross member 60 protrudes toward the first cross member 10 along the first direction; the first suspension mounting frame 61, the first suspension mounting frame 61 is fixedly arranged on the third beam 60; the connecting bracket 57 is located between the first cross member 10 and the third cross member 60 along the first direction, and the connecting bracket 57 is connected between each sub-frame rail 30 and the third cross member 60.
The auxiliary frame 100 can be formed by welding a circular section, a kidney-shaped section and a rectangular section profile, and a die is not needed, so that the die cost is greatly saved, and the manufacturing cost of the auxiliary frame 100 is further reduced. The subframe 100 may include: the first cross member 10 and the second cross member 20, the first cross member 10 being located at a front side of the second cross member 20, the first cross member 10 and the second cross member 20 being arranged at intervals along a first direction of the subframe 100. Subframe 100 may have a plurality of subframe rails 30, for example: the subframe 100 may have two, three, four, etc. number of subframe rails 30, but the invention is not limited thereto, and the subframe 100 may have other number of subframe rails 30 as long as the subframe 100 has a plurality of subframe rails 30.
The X direction as shown in fig. 1 may be a first direction, the Y direction is a second direction, and the first direction and the second direction are perpendicular, the first direction being a length direction of the vehicle, and the second direction being a width direction of the vehicle. The plurality of sub-frame rails 30 extend in a first direction, and the plurality of sub-frame rails 30 are arranged in a second direction of the sub-frame 100, the plurality of sub-frame rails 30 each being connected between the first cross member 10 and the second cross member 20.
Specifically, one end of the subframe rail 30 may be connected to the first cross member 10, and the other end of the subframe rail 30 is connected to the second cross member 20, for example: the sub-frame rail 30 may be welded to the first and second cross members 10, 20, or the sub-frame rail 30 may be bolted to the first and second cross members 10, 20, but the present invention is not limited thereto, and the sub-frame rail 30 may be connected to the first and second cross members 10, 20 in other manners, as long as a plurality of sub-frame rails 30 are connected between the first and second cross members 10, 20. Therefore, the plurality of auxiliary frame longitudinal beams 30 are connected between the first cross beam 10 and the second cross beam 20, so that a stable frame structure is formed among the auxiliary frame longitudinal beams 30, the first cross beam 10 and the second cross beam 20, and the structural rigidity of the auxiliary frame 100 can be further improved, thereby further improving the safety performance of the vehicle.
Third beam 60, third beam 60 may be located between first beam 10 and second beam 20 in the first direction, for example: the third beam 60 is located at an intermediate position of the first and second beams 10 and 20, or the third beam 60 is located between the first and second beams 10 and 20 closer to the first beam 10, or the third beam 60 is located between the first and second beams 10 and 20 closer to the second beam 20, but the present invention is not limited thereto, and the third beam 60 may be located at other positions between the first and second beams 10 and 20 as long as the third beam 60 is located between the first and second beams 10 and 20 in the first direction.
The third cross member 60 is connected to each of the plurality of sub-frame rails 30, for example: the third cross member 60 and the plurality of sub-frame rails 30 may be welded or bolted, but the present invention is not limited thereto, and the third cross member 60 and the plurality of sub-frame rails 30 may be connected in other manners, as long as the third cross member 60 and the plurality of sub-frame rails 30 are connected. The third cross member 60 may have an arc-shaped structure, and the third cross member 60 protrudes toward the first cross member 10 in the first direction, and in particular, the third cross member 60 may be configured to have a "C" shape, and the third cross member 60 protrudes toward the first cross member 10, so that the third cross member 60 can be reliably supported between the plurality of sub-frame stringers 30, and the rigidity and structural strength of the sub-frame 100 can be improved.
The first suspension mounting frame 61 may provide a mounting position for a power assembly of the vehicle, the first suspension mounting frame 61 is fixedly arranged on the third beam 60, and the first suspension mounting frame 61 and the third beam 60 may be fixedly arranged by welding or screwing, but the present application is not limited thereto, and the first suspension mounting frame 61 and the third beam 60 may be connected in other manners, so long as the first suspension mounting frame 61 is sleeved on the third beam 60. The first suspension mounting frame 61 and the third cross beam 60 are fixedly connected in a welding mode, and the arrangement is convenient for fixing the first suspension mounting frame 61 on the third cross beam 60, so that the third cross beam 60 can reliably support the first suspension mounting frame 61, the rigidity and the fatigue resistance of the first suspension mounting frame 61 are improved, and after the power assembly of a vehicle is mounted on the first suspension mounting frame 61 in a suspending manner, the power assembly can be effectively restrained from transmitting vibration and noise to the passenger cabin, so that the riding comfort of passengers is improved.
The connecting bracket 57 is located between the first cross member 10 and the third cross member 60 along the first direction, and the connecting bracket 57 is connected between each sub-frame rail 30 and the third cross member 60. The connecting bracket 57 may be fixedly connected to the sub-frame rail 30 and the third cross member 60, the connecting bracket 57 may be welded to the third cross member 60 and the sub-frame rail 30, and the connecting bracket 57 may be screwed to the third cross member 60 and the sub-frame rail 30, but the present invention is not limited thereto, and the connecting bracket 57 may be connected to the third cross member 60 and the sub-frame rail 30 by other means, as long as the connecting bracket 57 is fixedly connected to the third cross member 60 and the sub-frame rail 30. Therefore, the connecting bracket 57 is fixedly connected with the auxiliary frame longitudinal beam 30, the connecting bracket 57 is fixedly connected with the third cross beam 60, and the structural connection strength of the auxiliary frame longitudinal beam 30 and the third cross beam 60 can be enhanced, so that the structural stability and the fatigue resistance of the auxiliary frame 100 are improved, and the safety performance of a vehicle is further improved.
Therefore, according to the subframe 100 of the embodiment of the utility model, the structural connection strength of the subframe longitudinal beam 30 and the third cross beam 60 can be enhanced by arranging the connecting bracket 57, the supporting rigidity of the third cross beam 60 can be improved, the risk of fracture caused by overlarge deformation of the third cross beam 60 is reduced, the structural stability and the fatigue resistance of the subframe 100 are improved, the safety performance of a vehicle is improved, and the fatigue resistance of the first suspension mounting frame 61 can be effectively improved by mounting the first suspension mounting frame 61 on the third cross beam 60, and the transmission of vibration and noise to the passenger cabin by the power assembly can be effectively restrained, so that the riding comfort of passengers is improved.
In some embodiments of the present utility model, as shown in FIG. 1, the connecting brackets 57 are configured as connecting tube beams, one end of which is connected to the third cross member 60 and the other end of which is connected to the respective subframe rail 30.
Wherein the connecting brackets 57 are configured as connecting tube beams, one end of which is connected with the third cross member 60, and the other end of which is connected with the corresponding sub-frame rail 30. The connecting bracket 57 may be connected to the third cross member 60 and the corresponding sub-frame rail 30 by welding, and the connecting bracket 57 may be connected to the third cross member 60 and the corresponding sub-frame rail 30 by screwing, but the present invention is not limited thereto, and the connecting bracket 57 may be connected to the third cross member 60 and the corresponding sub-frame rail 30 by other means, so long as the connecting bracket 57 is fixedly connected between the third cross member 60 and the corresponding sub-frame rail 30. The connection bracket 57 is configured as a connection pipe beam, and the rigidity of the connection bracket 57 is raised while the weight of the connection bracket 57 is not increased, so that firm support and connection are provided when the vehicle is running, thereby raising the rigidity of the subframe 100, and further raising the safety performance of the vehicle.
In some embodiments of the present utility model, the connecting tube beam, the third cross member 60, and the respective subframe rail 30 collectively define a spatial configuration.
The connecting tube beam, the third cross beam 60 and the corresponding sub-frame longitudinal beam 30 jointly define a space structure, the connecting tube beam, the third cross beam 60 and the corresponding sub-frame longitudinal beam 30 are mutually connected to form a space structure, and the space structure can be a triangular space structure or a space structure similar to a triangle, so that the overall structural stability of the sub-frame 100 is improved. By forming the space structure, the rigidity of the subframe 100 can be improved without increasing the weight of the subframe 100, thereby improving the safety of the vehicle and being beneficial to the lightweight design of the subframe 100.
In some embodiments of the present utility model, as shown in fig. 1, there are two sub-frame rails 30, and in the second direction, a control arm front mount 34 is attached to the outer side wall of each sub-frame rail 30, and a connection bracket 57 is provided corresponding to the control arm front mount 34 of the corresponding sub-frame rail 30.
Wherein, sub-frame longitudinal beams 30 may be provided in two, and along the second direction, the outer side wall of each sub-frame longitudinal beam 30 is connected with a control arm front mounting frame 34, and connection brackets 57 are respectively provided corresponding to the control arm front mounting frames 34 of the corresponding sub-frame longitudinal beams 30, and along the second direction, the orthographic projection of the connection brackets 57 and the orthographic projection of the corresponding control arm front mounting frames 34 have overlapping areas. Through correspond the linking bridge 57 with the control arm front mounting bracket 34 of corresponding sub vehicle frame longeron 30 respectively and set up, linking bridge 57 can play the supporting role to the control arm front mounting bracket 34 of corresponding sub vehicle frame longeron 30, the side direction supporting role of linking bridge 57 can promote the rigidity of control arm front mounting bracket 34, reduce the road noise and pass through the transmission of control arm front mounting bracket 34 to passenger cabin, thereby reduce vehicle driving noise, and then promote vehicle riding comfort, and, the fatigue load of the control arm front mounting bracket 34 of can be better dispersion to on the third crossbeam 60 of being convenient for, and then the fatigue load of the control arm front mounting bracket 34 of being convenient for can be better dispersion to whole sub vehicle frame 100, thereby promote the fatigue durability of the control arm front mounting bracket 34.
In some embodiments of the present utility model, as shown in fig. 1, the subframe 100 may further include: the support frame 70 is located between the third beam 60 and the second beam 20 along the first direction, and the support frame 70 is connected between the third beam 60 and the second beam 20.
The subframe 100 may further include a support frame 70, wherein the support frame 70 is located between the third beam 60 and the second beam 20 along the first direction, and the support frame 70 is connected between the third beam 60 and the second beam 20. For example: the support frame 70 and the third beam 60 and the second beam 20 may be welded or the support frame 70 and the third beam 60 and the second beam 20 may be bolted, but the present invention is not limited thereto, and the support frame 70 and the third beam 60 and the second beam 20 may be connected in other manners, so long as the support frame 70 is connected between the third beam 60 and the second beam 20. So set up, support frame 70 can play the supporting role to second crossbeam 20 and third crossbeam 60, can effectively promote the antifatigue intensity of first suspension mounting bracket 61 more, can effectively restrain power assembly and transmit vibration and noise to passenger cabin to further promote passenger's riding comfort, also can strengthen sub vehicle frame 100's structural connection intensity, thereby promote sub vehicle frame 100's fatigue strength and rigidity.
In some embodiments of the present utility model, as shown in fig. 1, a plurality of support frames 70 are provided, and a plurality of support frames 70 are fixedly connected to the corresponding sub-frame rails 30, respectively.
The number of the supporting frames 70 may be 2, 3 or 4, and the present application is described with reference to two supporting frames 70. The two support frames 70 are arranged in the second direction and located between the two sub-frame rails 30, and in the second direction, the support frame 70 located at the outermost side is also connected with the corresponding sub-frame rail 30. The support frame 70 is located inside the respective sub frame rail 30, i.e. the support frame 70 is connected to the inside of both sub frame rails 30, for example: the inner sides of the two sub-frame rails 30 and the support frame 70 may be welded or may be bolted, but the present application is not limited thereto, and the inner sides of the two sub-frame rails 30 and the support frame 70 may be connected in other manners, as long as the inner sides of the two sub-frame rails 30 are connected with the support frame 70. By the arrangement, the structural connection strength and rigidity of the auxiliary frame 100 can be further enhanced, and the phenomenon of stress concentration on the auxiliary frame 100 is avoided, so that the fatigue strength of the auxiliary frame 100 is further improved.
In some embodiments of the present utility model, as shown in fig. 1, the outer sides of the two outermost sub-frame rails 30 are connected with the control arm rear mounting bracket 35 in the second direction, and the upper ends of the two outermost sub-frame rails 30 are provided with stabilizer bar mounting brackets 80, and the stabilizer bar mounting brackets 80 are connected with the respective control arm rear mounting brackets 35 and the respective support brackets 70.
Wherein a control arm rear mount 35 is attached to the outboard side of each subframe rail 30, such as: the outer side of the sub frame rail 30 and the control arm rear mounting frame 35 may be welded, and the outer side of the sub frame rail 30 and the control arm rear mounting frame 35 may be bolted, but the present invention is not limited thereto, and the outer side of the outermost sub frame rail 30 and the control arm rear mounting frame 35 may be connected in other manners, as long as the control arm rear mounting frame 35 is connected to the outer side of the outermost sub frame rail 30. By the arrangement, the fatigue load of the mounting frame 35 behind the control arm can be dispersed to the auxiliary frame 100, so that the fatigue strength of the mounting frame 35 behind the control arm is improved, and the fatigue strength of the auxiliary frame 100 is improved. And the upper end of each sub-frame rail 30 is provided with a stabilizer bar mounting bracket 80, the stabilizer bar mounting brackets 80 being connected to the respective control arm rear mounting brackets 35 and the respective support brackets 70. For example: the sub-frame rail 30 and the stabilizer bar mounting bracket 80 may be welded to each other or the sub-frame rail 30 and the stabilizer bar mounting bracket 80 may be bolted to each other, but the present invention is not limited thereto, and the sub-frame rail 30 and the stabilizer bar mounting bracket 80 may be connected to each other in other manners, as long as the stabilizer bar mounting bracket 80 is fixedly provided to the sub-frame rail 30.
The stabilizer bar mounting brackets 80 are connected to both the respective control arm rear mounting brackets 35 and the respective support brackets 70, for example: the stabilizer bar mounting bracket 80 may be welded to the corresponding control arm rear mounting bracket 35 and the corresponding support frame 70, or the stabilizer bar mounting bracket 80 may be bolted to the corresponding control arm rear mounting bracket 35 and the corresponding support frame 70, but the present invention is not limited thereto, and the stabilizer bar mounting bracket 80 may be connected to the corresponding control arm rear mounting bracket 35 and the corresponding support frame 70 in other manners, so long as the stabilizer bar mounting bracket 80 is connected to the corresponding control arm rear mounting bracket 35 and the corresponding support frame 70.
Through all being connected stabilizer bar installing support 80 and corresponding control arm back mounting bracket 35 and corresponding support frame 70, stabilizer bar installing support 80 still is connected with corresponding sub-frame longeron 30, can strengthen the joint strength between stabilizer bar installing support 80, corresponding control arm back mounting bracket 35, corresponding support frame 70, corresponding sub-frame longeron 30, and then the load on the guide stabilizer bar installing support 80 distributes to sub-frame 100 to avoid producing stress concentration phenomenon on the stabilizer bar installing support 80, thereby promote sub-frame 100's fatigue strength and rigidity. In addition, road noise can be reduced and transmitted to the passenger compartment through the stabilizer bar mounting bracket 80, and the riding comfort of the vehicle can be further improved.
The control arm rear mount 35 may include: the first and second mounting plates 331, 332 are connected, for example: the first mounting plate 331 and the second mounting plate 332 may be integrally formed, or the first mounting plate 331 and the second mounting plate 332 may be welded to each other, but the present invention is not limited thereto, and the first mounting plate 331 and the second mounting plate 332 may be connected to each other by other means, so long as the first mounting plate 331 and the second mounting plate 332 are connected to each other. The first mounting plate 331 may be located above the second mounting plate 332, and an assembly space for installing the control arm is formed between the first mounting plate 331 and the second mounting plate 332, so that the control arm can be conveniently installed in the assembly space formed by the first mounting plate 331 and the second mounting plate 332, and the control arm and the mounting frame 35 behind the control arm are conveniently assembled.
Further, the first mounting plate 331 and the second mounting plate 332 may be provided with mounting holes, and after the control arm is mounted in the mounting space, the control arm and the mounting frame 35 after the control arm can be assembled by passing through the mounting holes and the control arm through bolts.
In some embodiments of the present utility model, as shown in FIG. 1, a stabilizer bar mounting bracket 80 is also connected to the third cross member 60.
Wherein the stabilizer bar mounting bracket 80 is also connected to the third cross member 60, for example: the stabilizer bar mounting bracket 80 and the third cross member 60 may be welded to each other or the stabilizer bar mounting bracket 80 and the third cross member 60 may be bolted to each other, but the present invention is not limited thereto, and the stabilizer bar mounting bracket 80 and the third cross member 60 may be connected to each other in other manners as long as the stabilizer bar mounting bracket 80 and the third cross member 60 are connected to each other. By connecting the stabilizer bar mounting bracket 80 with the third cross member 60, the third cross member 60 can strengthen the lateral rigidity of the stabilizer bar mounting bracket 80, thereby improving the fatigue strength and rigidity of the subframe 100.
In some embodiments of the present utility model, as shown in fig. 1, a reinforcing bracket 40 is further connected to the outer side of the two sub-frame rails 30 located at the outermost side in the second direction, the reinforcing bracket 40 is adapted to be connected to the body rail of the vehicle, the reinforcing bracket 40 is located at the rear side of the corresponding control arm rear mount 35 in the first direction, and the reinforcing bracket 40 is connected to the corresponding control arm rear mount 35.
Wherein, the outer side of the two sub-frame rails 30 located at the outermost side may also be connected with a reinforcing bracket 40, for example: the two sub-frame rails 30 located at the outermost sides may be welded to the reinforcing brackets 40, or the sub-frame rails 30 and the reinforcing brackets 40 may be bolted to each other, but the present invention is not limited thereto, and the two sub-frame rails 30 located at the outermost sides may be connected to the reinforcing brackets 40 in other manners, as long as the two sub-frame rails 30 located at the outermost sides are connected to the reinforcing brackets 40. The reinforcing brackets 40 are adapted to be connected to a body rail of a vehicle, such as: the vehicle body side member and the reinforcing bracket 40 may be welded to each other or may be bolted to each other, but the present invention is not limited thereto, and may be connected to each other in other manners as long as the reinforcing bracket 40 is connected to the vehicle body side member.
When the vehicle collides, the energy absorption structure of the vehicle body main body and the crumple energy absorption section 31 of the auxiliary frame longitudinal beam 30 can crumple and absorb impact energy, but part of impact force can be transferred to the vehicle body main body and the passenger cabin along the auxiliary frame longitudinal beam 30 and the vehicle body longitudinal beam, the reinforcing support 40 is connected with the outer side of the auxiliary frame longitudinal beam 30, and the vehicle body longitudinal beam is connected with the reinforcing support 40, so that the reinforcing support 40 can disperse the impact force, deformation of the vehicle body main body and the passenger cabin caused by overlarge single-point load is avoided, the safety of passengers is protected, and the safety performance of the vehicle is further improved.
In the first direction, the reinforcing brackets 40 may be located at the rear side of the corresponding control arm rear mount 35, and the reinforcing brackets 40 are connected with the corresponding control arm rear mount 35, for example: the corresponding control arm rear mounting frame 35 and the reinforcing bracket 40 may be integrally formed, or the corresponding control arm rear mounting frame 35 and the reinforcing bracket 40 may be welded, but the present application is not limited thereto, and the corresponding control arm rear mounting frame 35 and the reinforcing bracket 40 may be connected in other manners, so long as the corresponding control arm rear mounting frame 35 is connected with the reinforcing bracket 40. The application is illustrated by taking the integral molding of the corresponding control arm rear mounting frame 35 and the reinforcing bracket 40 as an example, thereby, the integral molding of the reinforcing bracket 40 and the corresponding control arm rear mounting frame 35 can greatly improve the rigidity of the control arm rear mounting frame 35, and effectively inhibit the transmission of noise on the control arm rear mounting frame 35.
In some embodiments of the present utility model, as shown in FIG. 1, reinforcement brackets 40 form an angle with the corresponding subframe rail 30.
Wherein, can form the contained angle between reinforcing brace 40 and corresponding sub-frame longeron 30 to can form "herringbone" structure between reinforcing brace 40 and the corresponding sub-frame longeron 30, when the vehicle bumps, reinforcing brace 40 can divide into two routes to the transmission of automobile body main part with the impact, thereby makes reinforcing brace 40 dispersion impact, and then avoids single-point load too big and leads to automobile body main part and passenger cabin to take place to warp, protection passenger safety, and then promotes the security performance of vehicle.
Further, the reinforcing bracket 40 may include: the first reinforcing brace panel 41 and the second reinforcing brace panel 42 are connected, for example: the first reinforcing bracket plate 41 and the second reinforcing bracket plate 42 may be integrally formed, or the first reinforcing bracket plate 41 and the second reinforcing bracket plate 42 may be welded, but the present invention is not limited thereto, and the first reinforcing bracket plate 41 and the second reinforcing bracket plate 42 may be connected in other manners, so long as the first reinforcing bracket plate 41 and the second reinforcing bracket plate 42 are connected. The first reinforcing bracket plate 41 may be located above the second reinforcing bracket plate 42 and define a cavity structure with the second reinforcing bracket plate 42, so that the quality of the reinforcing bracket 40 can be reduced on the basis of meeting the strength of the reinforcing bracket 40, thereby reducing the manufacturing cost of the reinforcing bracket 40 and further reducing the manufacturing cost of the subframe 100.
In some embodiments of the present utility model, as shown in fig. 1, the subframe 100 may further include: the second suspension mount 62 and the third suspension mount 63 are both fixedly provided to the first cross member 10 and arranged in the second direction.
Wherein, the auxiliary frame 100 may further comprise a second suspension mounting frame 62 and a third suspension mounting frame 63, the second suspension mounting frame 62 and the third suspension mounting frame 63 are both fixedly arranged on the first cross beam 10, the second suspension mounting frame 62, the third suspension mounting frame 63 and the first cross beam 10 may be fixedly connected by welding, the second suspension mounting frame 62, the third suspension mounting frame 63 and the first cross beam 10 may also be fixedly connected by screwing, but the connection mode of the second suspension mounting frame 62, the third suspension mounting frame 63 and the first cross beam 10 is not limited thereto, the second suspension mounting frame 62, the third suspension mounting frame 63 and the first cross beam 10 may also be connected by other modes, as long as the second suspension mounting frame 62, the third suspension mounting frame 63 and the first crossbeam 10 fixed connection can, and the second suspension mounting frame 62, the third suspension mounting frame 63 arrange along the second direction, the third crossbeam 60 is located to the first suspension mounting frame 61, can provide a plurality of mounting points for the power assembly of vehicle on sub-frame 100, make the power assembly assemble in sub-frame 100, promote the mounting point rigidity of power assembly, sub-frame 100 can provide sufficient fatigue strength and rigidity for the power assembly, when the vehicle bumps, reduce the risk that the power assembly extrudes the passenger cabin, reduce the power assembly and invade the volume to the passenger cabin, and then promote the security performance of vehicle.
Further, the second and third suspension mounts 62, 63 each include a plurality of suspension mounting plates 58, such as: the second suspension mount 62 and the third suspension mount 63 each include two suspension mount plates 58, and the suspension mount plates 58 and the first beam 10 may be welded to each other, or the suspension mount plates 58 and the first beam 10 may be bolted to each other, but the present utility model is not limited thereto, and the suspension mount plates 58 and the first beam 10 may be connected to each other in other manners, as long as the plurality of suspension mount plates 58 are fixedly attached to the first beam 10.
The present application is described with reference to the second mount 62 and the third mount 63 being each composed of two mount plates 58, the respective two mount plates 58 being capable of one-to-one mating, i.e., the two mount plates 58 being opposed and spaced apart to form a mount space between the two mount plates 58 for mounting in the mount space. From this, corresponding two suspension mounting plates 58 constitute the suspension mounting bracket, through installing the suspension in the suspension installation space, the bolt passes two suspension mounting plates 58, the suspension is connected with suspension mounting plate 58 to make the more firm installation of suspension on sub-frame 100, thereby promote the installation stability of suspension.
In some embodiments of the present utility model, as shown in fig. 1, the first suspension mount 61 is located between the second suspension mount 62 and the third suspension mount 63 in the second direction.
Wherein, along the second direction, first suspension mounting bracket 61 is located between second suspension mounting bracket 62 and the third suspension mounting bracket 63, so set up the positional relationship that can form the triangle-shaped, utilize triangle-shaped stable principle, can improve first suspension mounting bracket 61, second suspension mounting bracket 62 and the support rigidity of third suspension mounting bracket 63, effectively restrain power assembly and transmit vibration and noise to passenger cabin to promote passenger's riding comfort level, and then promote the security performance of vehicle.
In some embodiments of the present utility model, as shown in fig. 1, a first suspension mount 61 is provided at a central position of the third beam 60.
The first suspension mounting frame 61 is fixedly assembled at the middle position of the third beam 60, the first suspension mounting frame 61 can be in threaded connection at the middle position of the third beam 60, the first suspension mounting frame 61 can also be sleeved at the middle position of the third beam 60 and fixed through welding, but the fixing mode of the first suspension mounting frame 61 and the third beam 60 is not limited to this, the first suspension mounting frame 61 can also be arranged at the middle position of the third beam 60 in other modes, as long as the first suspension mounting frame 61 is arranged at the middle position of the third beam 60. Through locating the middle part position of third crossbeam 60 with first suspension mounting bracket 61, can evenly distribute the load of the power assembly of vehicle on third crossbeam 60, also can promote the support rigidity of first suspension mounting bracket 61, and then promote the security performance of vehicle. And, can construct to triangle-shaped structure between first suspension mounting bracket 61, second suspension mounting bracket 62 and the third suspension mounting bracket 63, can form triangle-shaped's positional relationship, utilize triangle-shaped stable principle, first suspension mounting bracket 61, second suspension mounting bracket 62 and third suspension mounting bracket 63 can provide the mounting point for the power assembly of vehicle, the power assembly is installed in first suspension mounting bracket 61, second suspension mounting bracket 62 and third suspension mounting bracket 63 department back through the suspension, utilize triangle-shaped stable principle, can make first suspension mounting bracket 61, second suspension mounting bracket 62 and third suspension mounting bracket 63 can reliably support the power assembly, can promote the fatigue strength and the rigidity of power assembly and sub-frame 100 of vehicle, effectively restrain the power assembly of vehicle to passenger cabin transmission vibration and squeal, and then promote the security performance of vehicle.
In some embodiments of the present utility model, as shown in fig. 1, the first suspension mount 61 includes: the first mounting portion 611 and the second mounting portion 612, the first mounting portion 611 and the second mounting portion 612 are opposite and spaced apart along the second direction, the first mounting portion 611 and the second mounting portion 612 are provided with first mounting holes 613, and the first mounting portion 611 and/or the second mounting portion 612 are fixedly provided with annular assembly structures, and inner peripheral walls of the assembly structures are provided with internal threads and correspond to the corresponding first mounting holes 613.
Wherein the first suspension mount 61 may include: the first mounting portion 611 and the second mounting portion 612 may be disposed opposite to each other in the second direction, and the first mounting portion 611 and the second mounting portion 612 may be disposed at intervals, the shapes and sizes of the first mounting portion 611 and the second mounting portion 612 may be the same, each of the first mounting portion 611 and the second mounting portion 612 may be provided with a first mounting hole 613, and the first mounting hole 613 on the first mounting portion 611 and the first mounting hole 613 on the second mounting portion 612 may be disposed correspondingly, and further, a fastener may be provided to pass through the first mounting hole 613 on the first mounting portion 611 and the first mounting hole 613 on the second mounting portion 612 to mount the suspension.
The first mounting portion 611 and/or the second mounting portion 612 are/is fixedly provided with an annular assembly structure, specifically, the first mounting portion 611 and the second mounting portion 612 are both fixedly provided with an annular assembly structure, either the first mounting portion 611 is fixedly provided with an annular mounting structure, or the second mounting portion 612 is fixedly provided with an annular mounting structure, and the present application will be described by taking an annular mounting structure as an example.
The annular assembly structure may be an assembly structure such as a nut or an annular metal sheet, but the invention is not limited thereto, the annular assembly structure may be other assembly structures, and the first mounting portion 611, the second mounting portion 612 and the annular assembly structure may be welded or the first mounting portion 611, the second mounting portion 612 and the annular assembly structure may be integrally formed, but the invention is not limited thereto, and the first mounting portion 611, the second mounting portion 612 and the annular assembly structure may be connected by other means, so long as the annular assembly structure is fixedly provided to the first mounting portion 611 and the second mounting portion 612.
The inner peripheral wall of the assembly structure may have an internal thread and corresponds to the corresponding first mounting hole 613, so that a fastener sequentially passes through the first mounting hole 613 and the assembly structure and mounts the suspension between the first mounting portion 611 and the second mounting portion 612, in other words, the suspension can be conveniently mounted on the first suspension mounting frame 61 of the third beam 60, so that the subframe 100 is reliably connected with the suspension, the fatigue resistance of the suspension mounting frame 61 is effectively improved, and the safety performance of the vehicle is further improved.
In some embodiments of the present utility model, as shown in FIG. 1, at least one subframe rail 30 has a crush energy absorbing section 31, with the upper surface of the crush energy absorbing section 31 formed with a crush relief that is concave toward the interior of the subframe rail 30.
At least one of the sub-frame rails 30 has a crush energy absorbing section 31, for example, one sub-frame rail 30 has a crush energy absorbing section 31 or both sub-frame rails 30 have a crush energy absorbing section 31, the present application is described with two sub-frame rails 30 each having a crush energy absorbing section 31, the upper surface of the crush energy absorbing section 31 is formed with a crush recess structure recessed inward toward the sub-frame rail 30, and in the event of a collision, the crush energy absorbing section 31 area on the sub-frame rail 30 can absorb and reduce collision energy by deformation, thereby protecting the safety of passengers in the vehicle. The upper surface of the crumple energy absorbing section 31 is provided with a crumple concave structure which is concave towards the inside of the auxiliary frame longitudinal beam 30, when a vehicle collides, stress concentration is generated at the crumple concave structure, the crumple concave structure guides the auxiliary frame longitudinal beam 30 to deform at the crumple energy absorbing section 31, so that the auxiliary frame longitudinal beam 30 crumple quickly to absorb impact energy, impact load is reduced to transmit to a passenger cabin, invasion amount of the passenger cabin is reduced, extrusion to passengers in the passenger cabin is reduced, life safety of the passengers is protected, and safety performance of the vehicle is improved.
The vehicle body assembly of the vehicle comprises the vehicle body main body, wherein the vehicle body main body is provided with a vehicle body longitudinal beam; the vehicle body assembly further comprises the auxiliary frame 100, and the auxiliary frame 100 is fixedly arranged on the vehicle body longitudinal beam and positioned below the vehicle body longitudinal beam.
The auxiliary frame 100 is fixedly arranged on the vehicle body longitudinal beam, the auxiliary frame 100 is positioned below the vehicle body longitudinal beam, and the auxiliary frame 100 can be fixed below the vehicle body longitudinal beam in a threaded or riveted mode. Through setting up linking bridge 57, can strengthen the structural joint intensity of sub vehicle frame longeron 30 and third crossbeam 60, can improve the support rigidity of third crossbeam 60, reduce the too big fracture risk that takes place of third crossbeam 60 deformation to promote sub vehicle frame 100's structural stability and antifatigue strength, promote the security performance of vehicle, and, through installing first suspension mounting bracket 61 in third crossbeam 60, can effectively promote first suspension mounting bracket 61's antifatigue strength, can effectively restrain power assembly and to passenger cabin transmission vibration and noise, thereby promote passenger's riding comfort level.
The vehicle comprises the vehicle body component of the vehicle. Through setting up linking bridge 57, can strengthen the structural joint intensity of sub vehicle frame longeron 30 and third crossbeam 60, can improve the support rigidity of third crossbeam 60, reduce the too big fracture risk that takes place of third crossbeam 60 deformation to promote sub vehicle frame 100's structural stability and antifatigue strength, promote the security performance of vehicle, and, through installing first suspension mounting bracket 61 in third crossbeam 60, can effectively promote first suspension mounting bracket 61's antifatigue strength, can effectively restrain power assembly and to passenger cabin transmission vibration and noise, thereby promote passenger's riding comfort level.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (17)
1. A subframe for a vehicle, comprising:
the first cross beam and the second cross beam are arranged at intervals along the first direction of the auxiliary frame, and the first cross beam is positioned at the front side of the second cross beam;
The auxiliary frame longitudinal beams are arranged along a second direction of the auxiliary frame, are connected between the first cross beam and the second cross beam, and are perpendicular to the second direction;
the third cross beam is positioned between the first cross beam and the second cross beam along the first direction, is connected with a plurality of auxiliary frame longitudinal beams, is constructed into an arc-shaped structure and protrudes towards the first cross beam along the first direction;
the first suspension installation frame is fixedly arranged on the third cross beam;
And the connecting brackets are positioned between the first cross beam and the third cross beam along the first direction, and each auxiliary frame longitudinal beam and the third cross beam are connected with the connecting brackets.
2. The subframe of claim 1 wherein said connector bracket is configured as a connector tube beam, one end of said connector tube beam being connected to said third cross member and the other end of said connector tube beam being connected to a respective said subframe rail.
3. The subframe of claim 2 wherein said connecting tube beam, said third cross member and said corresponding subframe rail collectively define a space structure.
4. The subframe of claim 1 wherein there are two said subframe rails, each said subframe rail having a control arm front mount attached to an outer side wall thereof in said second direction, said attachment brackets being disposed in correspondence with said control arm front mounts of the respective subframe rails.
5. The subframe of a vehicle according to any one of claims 1 to 4, further comprising: the support frame is located along the first direction between the third beam and the second beam, and the support frame is connected between the third beam and the second beam.
6. The subframe of claim 5 wherein said plurality of support brackets are fixedly connected to respective ones of said subframe rails.
7. The subframe of claim 6 wherein, in said second direction, the outer sides of the two outermost subframe rails are connected with a control arm rear mount, and the upper ends of the two outermost subframe rails are provided with stabilizer bar mounting brackets, said stabilizer bar mounting brackets being connected with the respective control arm rear mount and the respective support brackets.
8. The subframe of claim 7 wherein said stabilizer bar mounting bracket is further connected to said third cross member.
9. The subframe of claim 7 wherein, in said second direction, a reinforcing bracket is also attached to the outboard side of the two outermost subframe rails, said reinforcing bracket being adapted to be attached to the body rail of said vehicle, said reinforcing bracket being located on the rear side of the respective control arm rear mount, in said first direction, said reinforcing bracket being attached to the respective control arm rear mount.
10. The subframe of claim 9 wherein said reinforcing brackets form an angle with the respective subframe rail.
11. The subframe of a vehicle according to any one of claims 1 to 4, further comprising: the second suspension mounting frame and the third suspension mounting frame, the second suspension mounting frame with the third suspension mounting frame all set firmly in first crossbeam just follows the second direction is arranged.
12. The subframe of claim 11 wherein in the second direction the first suspension mount is located between the second suspension mount and the third suspension mount.
13. The subframe of any one of claims 1-4 wherein the first suspension mount is disposed at a mid-position of the third cross member.
14. The subframe of any one of claims 1-4 wherein the first suspension mount comprises: the first installation department and second installation department, first installation department with the second installation department is followed the second direction is relative and spaced apart, first installation department with the second installation department all is equipped with first mounting hole, just first installation department and/or the second installation department has set firmly annular assembly structure, assembly structure's inner peripheral wall has the internal thread and corresponds with corresponding first mounting hole.
15. The vehicle subframe of any one of claims 1-4 wherein at least one of said subframe rails has a crush energy absorbing section, an upper surface of said crush energy absorbing section being formed with a crush recess structure recessed into said subframe rail.
16. A body assembly for a vehicle, comprising:
A body having a body rail;
A subframe fixedly disposed below and beneath the body rail, the subframe being a subframe of a vehicle according to any one of claims 1-15.
17. A vehicle comprising the vehicle body assembly of claim 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322854794.5U CN221214218U (en) | 2023-10-23 | 2023-10-23 | Sub-frame of vehicle, body assembly of vehicle and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322854794.5U CN221214218U (en) | 2023-10-23 | 2023-10-23 | Sub-frame of vehicle, body assembly of vehicle and vehicle |
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| Publication Number | Publication Date |
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| CN221214218U true CN221214218U (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322854794.5U Active CN221214218U (en) | 2023-10-23 | 2023-10-23 | Sub-frame of vehicle, body assembly of vehicle and vehicle |
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| CN (1) | CN221214218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118701176A (en) * | 2024-08-29 | 2024-09-27 | 浙江吉利控股集团有限公司 | Subframe of vehicle and vehicle |
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2023
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118701176A (en) * | 2024-08-29 | 2024-09-27 | 浙江吉利控股集团有限公司 | Subframe of vehicle and vehicle |
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Effective date of registration: 20250818 Address after: 315336 Binhai New Area, Hangzhou Bay, Zhejiang, No. two, No. 818 Road, No. Patentee after: Zhejiang liankong Technology Co.,Ltd. Country or region after: China Patentee after: Zhejiang Geely Automotive Engineering Technology Development Co.,Ltd. Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: 310051 Jiangling Road, Hangzhou, Zhejiang, No. 1760, No. Patentee before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Country or region before: China Patentee before: GEELY AUTOMOBILE RESEARCH INSTITUTE (NINGBO) Co.,Ltd. |