WO2021114867A1

WO2021114867A1 - Air deflector device having variable height and vehicle

Info

Publication number: WO2021114867A1
Application number: PCT/CN2020/121563
Authority: WO
Inventors: 李亚辉
Original assignee: 广东小鹏汽车科技有限公司
Priority date: 2019-12-10
Filing date: 2020-10-16
Publication date: 2021-06-17
Also published as: CN110949549A; CN110949549B

Abstract

An air deflector device having a variable height and a vehicle. The air deflector device comprises a base (10), a lifting system (20), a drive (30), a bearing plate (40), and an air deflecting mechanism (50). A drive mounting support (11) and a base lifting system mounting portion (12) are provided on the base (10). A bearing plate air deflecting mechanism mounting portion (42) and a bearing plate lifting system mounting portion (41) are provided on the bearing plate (40). One end of the drive (30) is connected to a base drive mounting portion, and the other end is connected to the lifting system (20). One end of the lifting system (20) is connected to the base lifting system mounting portion (12), and the other end is connected to the bearing plate lifting system mounting portion (41). The air deflecting mechanism (50) is connected to the bearing plate air deflecting mechanism mounting portion (42). When the drive (30) operates, the drive (30) drives the lifting system (20) to drive the air deflecting mechanism (50) to move ilinearly. The air deflector device (1) having a variable height enables an air deflector (51) to move up and down linearly in a wider range, such that the air deflector (51) has a more flexibly customized motion trajectory, thereby improving aerodynamic performance of the vehicle when traveling in various conditions.

Description

Variable height deflector device and vehicle

Technical field

The present invention relates to the technical field of vehicles, in particular to a variable height deflector device and a vehicle with the deflector device.

Background technique

Most of the existing automobile variable-height deflector lifting systems are realized by multi-link movement. The main disadvantage is that the lifting height limit is large, and a fixed angle change must be associated during the lifting process. Part relationships and motion paths have relatively large restrictions.

Summary of the invention

The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, an object of the present invention is to provide a variable height deflector device and a vehicle with the device. The variable height deflector device can realize the linear lifting movement of the deflector and has a large range of lifting movement. Make the movement trajectory of the deflector more customizable, which can better meet the aerodynamic performance of the vehicle under different conditions during the movement.

According to a variable height deflector device according to an embodiment of the first aspect of the present invention, the variable height deflector device includes a base, a lifting system, a driver, a carrying plate, and a deflector mechanism.

The variable height deflector device according to the present invention may also have the following additional technical features: including a base, a lifting system, a driver, a bearing plate, and a deflector mechanism; the base is provided with a driver mounting bracket and a base lifting system Mounting part, the bearing plate is provided with a bearing plate guide mechanism mounting part and a bearing plate lifting system mounting part; one end of the driver is connected to the base driver mounting part, and the other end of the driver is connected to the lifting system; the lifting system includes The lifting mechanism base mounting part and the lifting mechanism bearing plate mounting part, the lifting mechanism base mounting part is connected with the base lifting system mounting part, the lowering mechanism bearing plate mounting part is connected with the bearing plate lifting system mounting part; the diversion mechanism It is connected with the installation part of the guide mechanism of the bearing plate; when the driver is running, the driver drives the lifting system to drive the guide mechanism to move linearly.

In some embodiments of the present invention, the lifting system includes a cross-type hinge mechanism and a hinge mechanism connecting rod, and there are two sets of the cross-type hinge mechanism, and the two sets of cross-type hinge mechanisms are connected by a hinge mechanism. Rod connection; the hinge mechanism connecting rod is provided with a connecting rod driver mounting part, and the driver is connected with the connecting rod driver mounting part.

In some embodiments of the present invention, the cross-type hinge mechanism further includes: a hinge body, a hinge mechanism base fixed mounting part, a hinge mechanism base sliding mounting part, a hinge mechanism bearing plate fixed mounting part, a hinge mechanism bearing plate sliding mounting part And hinge connection.

In some embodiments of the present invention, the base driver mounting bracket is located in the middle of the base, and the base lifting system installation part includes a fixed installation end of the base lifting system and a sliding installation end of the base lifting system; the fixed installation end of the base lifting system is connected to the fixed installation end of the base lifting system. The fixed installation part of the hinge mechanism base is hinged, the sliding installation end of the base lifting system is slidably connected with the sliding installation part of the hinge mechanism base, and the fixed installation end of the base lifting system is a sliding groove.

In some embodiments of the present invention, the mounting part of the carrying plate lifting system includes a fixed mounting end of the carrying plate lifting system and a sliding mounting end of the carrying plate lifting system; the fixed mounting end of the carrying plate lifting system and the hinge mechanism bearing plate The fixed installation part is hinged, the sliding installation end of the bearing plate lifting system is slidingly connected with the sliding installation part of the hinge mechanism bearing plate, and the sliding installation end of the bearing plate lifting system is a chute.

In some embodiments of the present invention, at least one hinge mechanism reinforcement rod is further provided between the two sets of cross-type hinge mechanisms, the hinge mechanism reinforcement rod is parallel to the hinge mechanism connecting rod, and the hinge mechanism reinforcement rod It is connected with the cross-type hinge mechanism.

In some embodiments of the present invention, the driver is a linear driver, the linear driver is provided with a driver push rod, and the driver push rod is provided with a hinge mechanism connecting rod mounting part.

In some embodiments of the present invention, the flow guide mechanism further includes a flow guide plate, a flow guide mechanism mounting portion, and a flow guide plate support rod; the flow guide plate support rod is located between the guide plate and the flow guide plate. Between the mechanism installation parts, the guide mechanism installation part is connected with the carrier plate guide mechanism installation part.

In combination with the above embodiments of the application, it can be seen that the variable height deflector device of the embodiments of the present application can realize the linear lifting of the deflector through the hinge mechanism and the linear drive, and the linear actuator controls the hinge mechanism connecting rod through expansion and contraction. Movement, the connecting rod of the hinge mechanism drives the hinge to make a telescopic movement. In this embodiment, a short linear drive movement stroke can make the guide device have a larger lifting movement range, and the installation relationship between the mechanism and the surrounding parts is simple, saving Assembly space at the rear of the car.

A vehicle according to an embodiment of the second aspect of the present invention includes a body sheet metal and the variable height air deflector device according to the embodiment of the first aspect described above, and the variable height air deflector device is connected to the body sheet metal.

Since the variable height deflector device according to the embodiment of the present invention has the above-mentioned beneficial effects, by providing the variable height deflector device, the vehicle according to the embodiment of the present invention can have corresponding beneficial effects. At the same time, according to the present invention In the vehicle of the embodiment of the invention, since the deflector device in the variable height deflector device of the vehicle of the embodiment of the invention has a larger lifting movement range, the vehicle can have better aerodynamic performance under different driving conditions.

The additional aspects and advantages of the present invention will be partly given in the following description, and partly will become obvious from the following description, or be understood through the practice of the present invention.

Description of the drawings

The above and/or additional aspects and advantages of the present invention will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, in which:

Fig. 1 is an exploded schematic diagram of a variable height deflector device according to an embodiment of the present invention;

2 is a schematic diagram of an assembled and expanded state of a variable height deflector device according to an embodiment of the present invention;

Fig. 3 is a schematic diagram of a variable height deflector according to an embodiment of the present invention in an assembled and unexpanded state;

4 is a schematic diagram of a lifting system of a variable height deflector device according to an embodiment of the present invention;

5 is a schematic diagram of another lifting system of a variable height deflector device according to an embodiment of the present invention;

6 is a schematic diagram of another lifting system of a variable height deflector device according to an embodiment of the present invention;

Figure 7 is a schematic diagram of another lifting system of a variable height deflector device according to an embodiment of the present invention;

Reference signs:

Variable height deflector device 1;

Base 10; drive mounting bracket 11; drive mounting bracket mounting part 111; base lifting system mounting part 12; base lifting system mounting part fixed end 121; base lifting system mounting part sliding end 122;

Lifting system 20; hinge mechanism connecting rod mounting part 21; cross-type hinge mechanism 22; hinge mechanism base fixed mounting part 221, hinge mechanism base sliding mounting part 222; hinge mechanism bearing plate fixed mounting part 223, hinge mechanism bearing plate sliding mounting part 224; hinge body 225; hinge connector 226; hinge mechanism connecting rod 23; driver mounting groove 231; driver fixing hole 232; hinge mechanism reinforcing rod 24;

Driver 30; Driver hinge mechanism link mounting part 31; Driver base mounting part 32; Driver push rod 33;

Carrying board 40; Carrying board lifting system mounting part 41; Carrying board lifting system mounting part fixed end 411; Carrying board lifting system mounting part sliding end 412; Carrying board is provided with guide mechanism mounting part 42;

The guide mechanism 50; the guide plate 51; the guide mechanism mounting part 52; the guide plate strut 53.

Detailed ways

The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals indicate the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary, and are only used to explain the present invention, but should not be understood as limiting the present invention.

In the description of the present invention, it should be understood that the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", " The orientation or positional relationship indicated by "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing and simplifying the present invention. The description does not indicate or imply that the pointed device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention. In addition, the features defined with "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that the terms "installed", "connected", and "connected" should be understood in a broad sense unless otherwise clearly specified and limited. For example, they can be fixed or detachable. Connected or integrally connected; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above-mentioned terms in the present invention can be understood in specific situations.

The specific structure of a variable height deflector device 1 according to an embodiment of the present invention will be described below with reference to FIGS. 1 to 4.

The variable height deflector device 1 according to the embodiment of the present invention includes a base 10, a lifting system 20, a driver 30, a carrying plate 40 and a deflector mechanism 50.

In some embodiments of the present invention, the base 10 is provided with a drive mounting bracket 11 and a base lifting system mounting portion 12, the base drive mounting bracket 11 is located in the middle of the base 10, and the drive mounting bracket 11 is provided with a drive mounting bracket Mounting portion 111, the driver mounting bracket mounting portion 111 is used to connect the driver base mounting portion 32 of the drive 30, and the driver mounting bracket 11 is provided in the middle of the base 10, which saves installation space compared to the existing drives located at both ends , And at the same time have a lower cost;

The base lifting system installation part 12 specifically includes a base lifting system fixed installation end 121 and a base lifting system sliding installation end 122. The 122 is specifically a chute. The carrier plate 40 is provided with a carrier plate guide mechanism installation part 42 and The carrying plate lifting system installation part 41 includes a carrying plate lifting system fixed installation end 411 and a carrying plate lifting system sliding installation end 412.

In some embodiments of the present invention, the lifting system 20 includes a cross-type hinge mechanism 22 and a hinge mechanism connecting rod 23, and the cross-type hinge mechanism 22 is provided with two sets, one of the two sets of cross-type hinge mechanisms 22 The two sets of cross-type hinge mechanisms 22 can be synchronized to move through the hinge mechanism connecting rod 23; the hinge mechanism connecting rod 23 is provided with a connecting rod driver installation part 21, and the driver 30 is connected to The connecting rod driver mounting part 21 is connected.

Further, at least one hinge mechanism reinforcing rod 24 may be provided between the two sets of cross-type hinge mechanisms 22, and the hinge mechanism reinforcing rod 24 is parallel to the hinge mechanism connecting rod 23, and the hinge mechanism reinforcing rod 24 is parallel to the hinge mechanism connecting rod 23. Connected to the cross-type hinge mechanism 22, the hinge mechanism reinforcing rod 24 is used to increase the stability of the hinge mechanism 22 during the lifting process.

Further, the cross-type hinge mechanism 22 further includes a hinge body 225, a hinge mechanism base fixed installation part 221, a hinge mechanism base sliding installation part 222, a hinge mechanism carrier plate fixed installation part 223, and a hinge mechanism carrier plate sliding installation part 223和链连接件226。 And hinge connection 226.

Further, the base lifting system fixed installation end 121 is hingedly connected to the hinge mechanism base fixed installation part 221, the base lifting system sliding installation end 122 is slidably connected to the hinge mechanism base sliding installation part 222, and the base lifts The sliding installation end 122 of the system is a sliding groove, and the sliding installation part 222 of the hinge mechanism base can slide in the sliding groove of the sliding installation end 122 of the base lifting system. Further, the two ends of the sliding groove are also provided with a limit mechanism. To limit the position of the sliding mounting portion 222 of the hinge mechanism base.

Further, the fixed mounting end 411 of the bearing plate lifting system structure is hinged to the hinge mechanism bearing plate fixed mounting portion 223, and the sliding mounting end 412 of the bearing plate lifting system structure slides with the hinge mechanism bearing plate sliding mounting portion 224. Connection, the sliding mounting end 412 of the bearing plate lifting system structure is a sliding groove, and the hinge mechanism bearing plate sliding mounting portion 224 can slide in the sliding groove of the sliding mounting end 412 of the bearing plate lifting system structure. Further, the Limiting mechanisms are also provided at both ends of the sliding groove to limit the sliding mounting portion 223 of the bearing plate of the hinge mechanism.

Optionally, as shown in FIGS. 5 and 6, the hinge body 225 of the cross-type hinge mechanism 22 of this embodiment may be provided with one or more pairs. When the hinge body 225 is provided with multiple pairs, the lifting of the lifting system can be increased. The range can be determined according to the actual use situation to determine the set number of the hinge body 225.

Optionally, as shown in FIG. 7, the hinge mechanism connecting rod 23 of this embodiment may be connected to the hinge body 225 or the hinge connecting piece 226, and the hinge mechanism connecting rod 23 may be provided at the upper end of the cross-type hinge mechanism 22 or Lower end.

Preferably, the driver 30 of this embodiment is a linear driver, and the driver includes a driver base mounting portion 32 and a driver push rod 33. The driver push rod 33 is also provided with a driver hinge mechanism link mounting part 31, wherein the driver base The mounting portion 32 is connected to the driver mounting bracket mounting portion 111, the driver hinge mechanism link mounting portion 31 is connected to the hinge mechanism connecting rod mounting portion 21, and further, the hinge mechanism connecting rod driver mounting portion 21 is further provided with a driver mounting groove 231 And the driver fixing hole 232, the outer end of the driver hinge mechanism connecting rod mounting portion 31 extends into the driver mounting slot 231 and is fixed by the driver fixing hole 232, the driver push rod 33 is used to realize linear movement through the linear driver and the lifting system 20 connection, can realize a larger movement range of the guide mechanism through a shorter drive movement stroke.

In some embodiments of the present invention, the deflector mechanism 50 further includes a deflector 51, a deflector mounting portion 52, and a deflector brace 53; the deflector brace 53 is located on the deflector Between 51 and the guide mechanism installation portion 52, the guide mechanism installation portion 52 is connected to the carrier plate guide mechanism installation portion 42. The diversion mechanism 50 is connected to the carrying plate 40, which is beneficial to improve the mechanical stability of the diversion mechanism and increase the stability effect during use.

In combination with the above embodiments of the present application, the variable height deflector device of the embodiments of the present application can realize the linear lifting of the deflector through the hinge mechanism and the linear drive, and the linear actuator controls the movement of the hinge mechanism connecting rod through expansion and contraction. The connecting rod of the hinge mechanism drives the hinge to make a telescopic movement. In this embodiment, a shorter linear drive movement stroke can make the guide device have a larger lifting movement range, and the installation relationship between the mechanism and the surrounding parts is simple, saving the rear part of the car. The assembly space.

The following describes a vehicle according to an embodiment of the second aspect of the present invention. The vehicle further includes a body sheet metal part, and the variable height deflector device 1 is connected to the body sheet metal part.

The vehicle according to the embodiment of the present invention includes the variable height deflector device 1 according to the embodiment of the first aspect described above. Since the variable height deflector device 1 according to the embodiment of the present invention has the above-mentioned beneficial effects, by providing the variable height deflector device 1, the vehicle according to the embodiment of the present invention can have corresponding beneficial effects. At the same time, The deflector in the variable-height deflector device of the vehicle according to the embodiment of the present invention has a larger lifting movement range, which enables the vehicle to have better aerodynamic performance under different driving conditions.

In the description of this specification, the description with reference to the terms "some embodiments", "optionally", "further" or "some examples" etc. means specific features, structures, materials, or materials described in conjunction with the embodiments or examples. The features are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above-mentioned terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principle and purpose of the present invention. The scope of the present invention is defined by the claims and their equivalents.

Claims

A variable height diversion device, which is characterized in that it comprises a base, a lifting system, a driver, a bearing plate and a diversion mechanism;

The base is provided with a driver mounting bracket and a base lifting system mounting part,

The carrying plate is provided with a carrying plate guide mechanism installation part and a carrying plate lifting system installation part;

One end of the driver is connected to the base driver mounting part, and the other end of the driver is connected to the lifting system;

The lifting system includes a lifting mechanism base mounting part and a lifting mechanism bearing plate mounting part,

The base mounting part of the lifting mechanism is connected with the base lifting system mounting part, and the lowering mechanism bearing plate mounting part is connected with the bearing plate lifting system mounting part;

The flow guide mechanism is connected with the installation part of the flow guide mechanism of the bearing plate;

When the driver is running, the driver drives the lifting system to drive the guide mechanism to move linearly.
The device according to claim 1, wherein the lifting system comprises a cross-type hinge mechanism and a hinge mechanism connecting rod, and the cross-type hinge mechanism is provided with two sets, and the two sets of cross-type hinge mechanisms Connect by connecting rod of hinge mechanism;

The connecting rod of the hinge mechanism is provided with a connecting rod driver mounting part, and the driver is connected with the connecting rod driver mounting part.
The device according to claim 2, wherein the cross-type hinge mechanism further comprises: a hinge body, a hinge mechanism base fixed mounting part, a hinge mechanism base sliding mounting part, a hinge mechanism bearing plate fixed mounting part, and a hinge mechanism bearing Plate sliding mounting part and hinge connection piece.
The device according to claim 3, wherein the base driver installation bracket is located in the middle of the base, and the base lifting system installation part includes a fixed installation end of the base lifting system and a sliding installation end of the base lifting system;

The fixed installation end of the base lifting system is hinged to the fixed installation part of the hinge mechanism base, the sliding installation end of the base lifting system is slidably connected to the sliding installation part of the hinge mechanism base, and the fixed installation end of the base lifting system is a sliding groove .
The device according to claim 3, wherein the mounting part of the load-bearing board lifting system includes a fixed mounting end of the load-bearing board lifting system and a sliding mounting end of the load-bearing board lifting system;

The fixed installation end of the carrying plate lifting system is hinged to the fixed installation part of the hinge mechanism carrying plate, the sliding installation end of the carrying plate lifting system is slidably connected to the sliding installation part of the hinge mechanism carrying plate, and the carrying plate lifting system slides The mounting end is a chute.
The device according to claim 2, wherein at least one hinge mechanism reinforcing rod is further provided between the two sets of cross-type hinge mechanisms, the hinge mechanism reinforcing rod is parallel to the hinge mechanism connecting rod, and the hinge mechanism reinforcing rod is parallel to the hinge mechanism connecting rod. The hinge mechanism reinforcement rod is connected with the cross-type hinge mechanism.
The device according to claim 1, wherein the driver is a linear driver, the linear driver is provided with a driver push rod, and the driver push rod is provided with a hinge mechanism connecting rod mounting part.
The device according to claim 1, wherein the deflector mechanism further comprises a deflector, a deflector mounting part, and a deflector brace;

The deflector brace is located between the deflector and the deflector mechanism installation part, and the deflector mechanism installation part is connected with the carrier plate deflector mechanism installation part.
A vehicle, characterized by comprising a body sheet metal part and the variable height air deflector device according to any one of claims 1 to 8, wherein the variable height air deflector device is fixedly installed on the body sheet metal Pieces.