CN212243251U - Protection device and vehicle - Google Patents
Protection device and vehicle Download PDFInfo
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- CN212243251U CN212243251U CN202020517251.8U CN202020517251U CN212243251U CN 212243251 U CN212243251 U CN 212243251U CN 202020517251 U CN202020517251 U CN 202020517251U CN 212243251 U CN212243251 U CN 212243251U
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Abstract
The embodiment of the utility model provides a protective device and a vehicle, wherein the protective device comprises a cross beam, a reinforcing piece and a supporting piece; the reinforcing piece is fixedly connected with the cross beam, wherein the reinforcing piece and the cross beam form a buffer space; one end of the supporting piece is at least fixedly connected with the reinforcing piece, and the other end of the supporting piece is fixedly connected with the frame of the vehicle. The utility model discloses protector's simple structure, light in weight, rigidity is high, can effectively solve the redundant and big problem of weight of current protector structure under the prerequisite of guaranteeing protector rigidity.
Description
Technical Field
The utility model relates to the field of automotive technology, especially, relate to a protector and vehicle.
Background
In order to prevent the occurrence of safety accidents during the driving process of vehicles and reduce the damage degree caused by the occurrence of the safety accidents, some protective devices are often added during the design, production and manufacture of the vehicles.
Taking vehicles of types N2 and N3 as examples, the technical requirements of rear lower protection devices of the vehicles are specified by the national standard GB11567-2017 'requirements on protection of side surfaces and rear lower parts of automobiles and trailers', the conventional rear lower protection devices of the vehicles are made of steel structures, the weight of the protection devices is easily large, the load of the vehicles is increased due to the fact that the weight is too large, the performance of the vehicles is affected, and the requirements of people on light weight of the vehicles cannot be met. At present, in order to realize weight reduction and meet the requirement of the standard on the rigidity of the rear lower protection device, the commonly designed structure easily causes the structural redundancy of the rear lower protection device, and the weight of the rear lower protection device cannot be effectively reduced.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a protector and vehicle to solve the redundant and big problem of weight of current protector structure.
In order to solve the above problem, the utility model discloses a realize like this:
in a first aspect, an embodiment of the present invention provides a protective device for a vehicle, including a cross beam, a reinforcement member, and a support member;
the reinforcing piece is fixedly connected with the cross beam, wherein the reinforcing piece and the cross beam form a buffer space;
one end of the supporting piece is at least fixedly connected with the reinforcing piece, and the other end of the supporting piece is fixedly connected with the frame of the vehicle.
Optionally, the stiffener comprises a first side, a second side, and a third side;
the third side surface is connected with the first side surface and the second side surface to form a first groove-shaped structure;
the first side face and the second side face are respectively fixedly connected with the cross beam, and the third side face and the cross beam are spaced by a preset distance to form the buffer space.
Optionally, the first side surface includes a first connecting seam connected to the beam, the second side surface includes a second connecting seam connected to the beam, and the third side surface includes a first edge connected to the first side surface and a second edge connected to the second side surface, wherein a length of the first edge is smaller than a length of the first connecting seam, and a length of the second edge is smaller than a length of the second connecting seam.
Optionally, the support member comprises a support surface, a first bead and a second bead, the support surface connecting the first bead and the second bead to form a second channel-type structure;
a connecting port is formed in one end of the second groove-shaped structure, and the supporting piece is fixedly connected with the reinforcing piece through the connecting port;
the support surface is provided with a mounting hole, the mounting hole is far away from the connecting port, and the support piece is fixedly connected with the frame through the mounting hole.
Optionally, the supporting member further includes a reinforcing plate, the reinforcing plate is fixedly connected to the supporting surface, an opening is formed in a position where the reinforcing plate covers the mounting hole, and a shape and a size of the opening are matched with those of the mounting hole.
Optionally, the support surface is provided with a stiffener which forms a protruding structure on the support surface by stamping.
Optionally, the cross-sectional shape of the cross beam is a Chinese character 'ri'.
Optionally, the guard further comprises a blanking cap;
the blocking cover is fixedly connected with the end part of the cross beam through a self-plugging rivet.
Optionally, the beam is an aluminum alloy beam, the reinforcement is an aluminum alloy reinforcement, and the support is an aluminum alloy support.
In a second aspect, an embodiment of the present invention further provides a vehicle, including a frame and the above-mentioned protection device;
the frame is located at the rear lower part of the vehicle, and the supporting piece is fixedly connected with the frame.
The embodiment of the utility model provides an in, protector includes crossbeam, reinforcement and support piece, reinforcement and crossbeam fixed connection, and forms the buffering space between reinforcement and the crossbeam, compares traditional scheme, the utility model discloses the reinforcement can promote protector's rigidity more. One end of the supporting piece is at least fixedly connected with the reinforcing piece, so that the influence on the supporting piece can be reduced when the protection device is impacted, and the rigidity of the protection device can be improved to a certain extent. The other end of the supporting piece is fixedly connected with the frame of the vehicle, and the cross beam can be fixedly connected with the vehicle through the supporting piece, so that the functions of collision prevention and underride prevention can be achieved. Therefore, the utility model discloses protector simple structure can effectively simplify protector's structure, reduces protector's weight, consequently, can effectively solve the redundant and big problem of weight of current protector structure when promoting protector rigidity.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 shows a schematic structural view of a protection device according to an embodiment of the present invention;
fig. 2 shows a schematic structural diagram of a reinforcing member according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Referring to fig. 1, an embodiment of the present invention provides a protection device, which may specifically include the following structure:
a cross beam 11, a reinforcement 12 and a support 13;
the reinforcing part 12 is fixedly connected with the cross beam 11, wherein the reinforcing part 12 and the cross beam 11 form a buffer space;
one end of the supporting member 13 is at least fixedly connected with the reinforcing member 12, and the other end of the supporting member 13 is fixedly connected with the frame of the vehicle.
Specifically, as shown in fig. 1, the guard includes a cross member 11, a reinforcement member 12, and a support member 13. The crossbeam 11, the reinforcement 12 and the support piece 13 all can be the aluminum alloy material, can effectively reduce protector's weight to realize protector's lightweight. Of course, in order to further reduce the weight of the protector, lightening holes or other lightening structures may be provided at appropriate positions of the reinforcement 12 or the support 13, so that the weight of the protector can be reduced to the maximum extent while ensuring the rigidity of the protector. The cross section of crossbeam 11 can be cell type, day font etc. and the cross sectional shape of crossbeam 11 can be set for according to actual conditions to the technical personnel in the field, the embodiment of the utility model provides a do not restrict to this.
The reinforcing member 12 is fixedly connected to the cross member 11, for example, by welding. The reinforcement 12 may be fixed to the ventral surface of the cross member 11, and it is understood that the ventral surface is a surface facing the surface of the cross member 11 to be impacted, and of course, the reinforcement 12 may be fixed to the top surface of the cross member 11, and it is understood that the top surface is a surface of the cross member 11 close to the frame of the vehicle. The reinforcement 12 is fixed in the top surface or the ventral surface of crossbeam 11, all can promote protector's rigidity, the embodiment of the utility model provides a do not limit to this. Wherein, reinforcement 12 and crossbeam 11 form the buffering space, for example, two tip or the side of reinforcement 12 and crossbeam 11 welding, leave certain preset distance between the middle part of reinforcement 12 and crossbeam 11 to form the buffering space, make reinforcement 12 can not laminate completely on crossbeam 11. Since there is a buffer space between the middle portion of the reinforcement 12 and the cross beam 11, when the cross beam 11 is bent in a direction approaching the reinforcement 12 due to an impact, the reinforcement 11 as a support structure can provide a force against the impact to the cross beam 11, so that the structure can improve the rigidity of the protector.
One end of the supporting member 13 is fixedly connected to at least the reinforcing member 12, specifically, one end of the supporting member 13 may be welded to the reinforcing member 12, and one end of the supporting member 13 may also be welded to both the reinforcing member 12 and the cross beam 11. When one end of the support member 13 is welded to the reinforcement member 12, the force acting on the support member 13 when the cross member 11 is impacted can be reduced; when one end of the supporting piece 13 is welded with the reinforcing piece 12 and the cross beam 11, the force acting on the supporting piece 13 when the cross beam 11 is impacted can be reduced to a certain degree, and the reinforcing piece 12 and the cross beam 11 can be connected more firmly, so that the overall firmness of the protection device is improved. The other end of the support member 13 is fixedly connected to the frame of the vehicle, so that the cross member can be connected to the frame of the vehicle through the support member 13. The embodiment of the utility model provides an in, protector's main effect is on the one hand to prevent the striking, and on the other hand is, when protector installs the back lower part at the truck, can prevent that passenger car from drilling into the bottom of truck when passenger car striking truck to the injury degree to passenger car when can reducing the traffic accident.
It is understood that the number of the reinforcing members 12 and the supporting members 13 may be two or more. The weight of the guard can be reduced when the number of stiffeners 12 and supports 13 is small; the larger number of the reinforcing members 12 and the supporting members 13 can increase the rigidity of the protector, but also increase the weight of the protector. Therefore, the number of the reinforcing members 12 and the supporting members 13 can be set by those skilled in the art according to practical situations to achieve balance between rigidity and weight, and the embodiment of the present invention is not limited thereto. In addition, the shapes and the sizes of the cross beam 11, the reinforcing member 12 and the supporting member 13 may be determined according to actual requirements, which is not limited by the embodiment of the present invention.
To sum up, the embodiment of the utility model provides a protector has following advantage at least:
the embodiment of the utility model provides an in, protector includes crossbeam, reinforcement and support piece, reinforcement and crossbeam fixed connection, and forms the buffering space between reinforcement and the crossbeam, compares traditional scheme, the utility model discloses the reinforcement can promote protector's rigidity more. One end of the supporting piece is at least fixedly connected with the reinforcing piece, so that the influence on the supporting piece can be reduced when the protection device is impacted, and the rigidity of the protection device can be improved to a certain extent. The other end of the supporting piece is fixedly connected with the frame of the vehicle, and the cross beam can be fixedly connected with the vehicle through the supporting piece, so that the functions of collision prevention and underride prevention can be achieved. Therefore, the utility model discloses protector simple structure can effectively simplify protector's structure, reduces protector's weight, consequently, can effectively solve the redundant and big problem of weight of current protector structure when promoting protector rigidity.
Optionally, referring to fig. 1 and 2, the stiffener 12 includes a first side 121, a second side 122, and a third side 123;
the third side 123 connects the first side 121 and the second side 122 to form a first channel-type structure;
the first side surface 121 and the second side surface 122 are respectively fixedly connected with the cross beam 11, and a preset distance is arranged between the third side surface 123 and the cross beam 11 to form the buffer space.
Specifically, as shown in fig. 2, the stiffener 12 includes a first side 121, a second side 122, and a third side 123, the third side 123 connecting the first side 121 and the second side 122 to form a first channel-type structure. The first side 121, the second side 122 and the third side 123 of the stiffener 12 may be three surfaces connected by welding to form a first groove-shaped structure, and of course, the stiffener 12 may also be an integral structural member, and the first groove-shaped structure is formed by stamping with a die during manufacturing. It is understood that the first side 121 and the second side 122 are located on the same side of the third side 123. Wherein the first side 121 may be perpendicular to the third side 123; the first side 121 may also be inclined toward the second side 122, and form an acute angle with the third side 123; the first side 121 may also be inclined away from the second side 122, forming an obtuse angle with the third side 123. Of course, the second side 122 may be perpendicular to the third side 123; the second side 122 may also be inclined toward the first side 121, and form an acute angle with the third side 123; the second side 122 may also be inclined away from the first side 121 to form an obtuse angle with the third side 123. Therefore, a person skilled in the art can set the structure of the reinforcing member 12 according to actual requirements, which is not limited by the embodiment of the present invention.
As shown in fig. 1, the first side 121 and the second side 122 are respectively fixedly connected to the beam 11, for example, welded. The third side 123 is spaced apart from the cross member 11 by a predetermined distance to form a buffering space. Since the buffer space is left between the third side 123 and the cross beam 11, when the cross beam 11 is impacted, the cross beam 11 is forced to bend in the buffer space in a direction close to the third side 123, and at this time, the first side 121 and the second side 122 provide a force to the cross beam 11 to resist the bending deformation. The process actual test reachs, compares with traditional scheme, under the same condition of reinforcement 12 weight, the embodiment of the utility model provides a reinforcement 12 can make the rigidity of crossbeam 11 promote 30%.
Alternatively, referring to fig. 2, the first side 121 includes a first connecting seam 1211 connected to the beam 11, the second side 122 includes a second connecting seam 1221 connected to the beam 11, the third side 123 includes a first edge 1231 connected to the first side 121, and a second edge 1232 connected to the second side 122, wherein the length of the first edge 1231 is less than the length of the first connecting seam 1211, and the length of the second edge 1232 is less than the length of the second connecting seam 1221.
Specifically, as shown in fig. 2, the first side surface 121 includes a first connecting seam 1211 connected to the cross beam 11, the third side surface 123 includes a first edge 1231 connected to the first side surface 121, and the length of the first edge 1231 is less than the length of the first connecting seam 1211, so that the first side surface 121 may be a trapezoidal surface having a top edge as the first edge 1231 and a bottom edge as the first connecting seam 1211. The second side surface 122 includes a second connecting seam 1221 connected to the cross beam 11, and the third side surface 123 includes a second side 1232 connected to the second side surface 122, and the length of the second side 1232 is smaller than that of the second connecting seam 1221, so that the second side surface 122 may be a trapezoidal surface having a top edge of the second side 1232 and a bottom edge of the second connecting seam 1221. It is understood that the first side surface 121 and the second side surface 122 may be a right-angle trapezoidal surface, an acute-angle trapezoidal surface, or an irregular surface, which is not limited by the embodiment of the present invention.
Moreover, the lengths of the first side 1231 and the second side 1232 of the third side 123 may be equal or unequal, that is, the third side 123 may be a rectangular surface, a square surface, a trapezoidal surface, an irregular surface, etc., which can be set by a person skilled in the art according to actual needs, and the embodiment of the present invention is not limited thereto. Because the length of the first side 1231 of the third side 123 is less than the length of the first connecting seam 1211 of the first side 121, and the length of the second side 1232 of the third side 123 is less than the length of the second connecting seam 1221 of the second side 122, compared with the conventional reinforcing member, the reinforcing member 12 of the embodiment of the present invention reduces the area of each side of the reinforcing member, thereby effectively reducing the weight of the reinforcing member 12, and solving the problem of heavy weight of the existing protecting device to a certain extent.
As shown in fig. 2, the third side surface 123 further defines two circular lightening holes 1233. It will be appreciated that since the first side 121 and the second side 122 of the reinforcement member 12 are mainly used for supporting and are not suitable for designing lightening holes, the lightening holes 1233 may be provided on the third side 123 in order to further reduce the weight of the reinforcement member 12. The lightening holes 1233 may be one, two or more, and the lightening holes 1233 may be circular holes, elliptical holes, triangular holes, square holes, rhombic holes, polygonal holes, etc. Of course, the larger the total area of the lightening holes 1233, the smaller the area of the third side 123, and the smaller the weight of the reinforcement 12, and the lightening holes 1233 are provided to effectively reduce the weight of the reinforcement 12. However, when the lightening holes 1233 are provided, the rigidity requirement of the reinforcing member 12 needs to be ensured. Therefore, a person skilled in the art can set the number, shape, size, and the like of the lightening holes on the reinforcement 12 according to the actual stiffness requirement, while meeting the actual stiffness requirement of the reinforcement 12, and the embodiment of the present invention does not limit this.
Optionally, referring to fig. 1, the support 13 comprises a support surface 131, a first bead 132 and a second bead 133, the support surface 131 connecting the first bead 132 and the second bead 133 to form a second channel-type structure;
a connecting port 134 is formed at one end of the second groove-shaped structure, and the supporting part 13 is fixedly connected with the reinforcing part 12 through the connecting port 134;
the supporting surface 131 is provided with a mounting hole 1311, the mounting hole 1311 is far away from the connecting port 134, and the supporting member 13 is fixedly connected with the frame through the mounting hole 1311.
Specifically, as shown in fig. 1, the supporter 13 includes a supporting surface 131, a first bead 132, and a second bead 133. The supporting surface 131 may be an irregular surface as shown in fig. 1, a trapezoidal surface, a parallelogram surface, etc., which is not limited by the embodiment of the present invention. The supporting surface 131 connects the first turned edge 132 and the second turned edge 133 to form a second groove-shaped structure, and it can be understood that the supporting surface 131, the first turned edge 132 and the second turned edge 133 can be welded to form the second groove-shaped structure, or can be an integral structure, when the supporting member 13 is manufactured, the second groove-shaped structure with two turned edges is formed by using a die, and the supporting member 13 with the second groove-shaped structure has a higher rigidity, thereby increasing the rigidity of the guard device to a certain extent.
One end of the second groove-shaped structure is provided with a connection port 134, as shown in fig. 1, the support member 13 is fixedly connected with the reinforcement member 12 through the connection port 134, the connection port 134 may be a welding port, and the support member 13 is welded with the reinforcement member 12 through the welding port. As shown in fig. 1, the connection port 134 is formed by one end of the first crimp 132, one end of the support surface 131, and one end of the second crimp 133, so that the end of the first crimp 132 can be welded to the cross beam 11 through the connection port 134, and the rest of the connection port 134 welds the end of the support surface 131, the end of the second crimp 133, and the reinforcing plate 12. Thus, the end of the first bead 132 is welded to the cross member 11, and the second bead 133 is welded to the reinforcing plate 12, which can improve the overall rigidity of the protector.
In addition, the supporting surface 131 is further opened with a mounting hole 1311, the mounting hole 1311 is far away from the connection port 134, and the supporting member 13 is fixedly connected with the rear lower frame of the vehicle through the mounting hole 1311, for example, welded. As shown in fig. 1, three mounting holes 1311 are provided on the supporting surface 131, and the number, shape and size of the mounting holes 1311 are matched with the connection point at the rear lower frame connection of the vehicle, which is not limited by the embodiment of the present invention. In practical applications, for the N2 and N3 automobiles, the thickness of the supporting member 13 satisfying the rigidity requirement can be 3mm, and the weight thereof can be as light as 0.315 kg.
Optionally, the supporting member 13 further includes a reinforcing plate, the reinforcing plate is fixedly connected to the supporting surface 131, and an opening is formed at a position of the reinforcing plate covering the mounting hole 1311, wherein a shape and a size of the opening are matched with a shape and a size of the mounting hole 1311.
Specifically, as shown in fig. 1, the support 13 further includes a reinforcing plate. The reinforcing plate is fixedly connected to the supporting surface 131, for example, by welding, and it is understood that the reinforcing plate should be attached to the supporting surface 131 in the region where the mounting hole 1311 is opened, and welded to the supporting surface 131. The position where the reinforcing plate covers the mounting hole 1311 is provided with an opening with a shape and size matched with the shape and size of the mounting hole 1311, so that the supporting piece 13 cannot be fixedly connected with the frame due to the fact that the reinforcing plate covers the mounting hole 1311. Therefore, the reinforcing plate is mainly used for reinforcing the rigidity of the joint of the support piece 13 and the frame of the vehicle, so that the aim of improving the integral rigidity of the protective device is fulfilled. The reinforcing plate may cover all areas where the mounting holes 1311 are located, as shown in fig. 1, and of course, the structure and size of the reinforcing plate should be determined according to the actual requirement of rigidity, which is not limited by the embodiment of the present invention.
Optionally, with reference to fig. 1, the support surface 131 is provided with stiffening ribs 1312, the stiffening ribs 1312 forming a protruding structure on the support surface 131 by stamping.
In particular, as shown in fig. 1, the supporting surface 131 is further provided with a reinforcing rib 1312, the reinforcing rib 1312 may be formed by a stamping process during the production and manufacturing of the supporting member 13, and the reinforcing rib 1312 may form a protruding structure on the supporting surface 131 by stamping to improve the rigidity of the supporting member 13. As shown in fig. 1, the reinforcing ribs 1312 are positioned between the mounting holes 1311 and the connection ports 134, and the reinforcing ribs 1312 are formed as a protruding structure on the supporting surface 131 by punching, whereby the rigidity of the supporting member 13 can be increased, thereby increasing the rigidity of the protector.
Optionally, the cross-sectional shape of the beam 11 is a Chinese character 'ri'.
3 specifically 3, 3 the 3 cross 3- 3 sectional 3 shape 3 of 3 the 3 cross 3 beam 311 3 is 3 a 3 zigzag 3 shape 3, 3 and 3 as 3 shown 3 in 3 fig. 31 3, 3 the 3 cross 3- 3 section 3 of 3 the 3 cross 3 beam 311 3 is 3 a 3 section 3 along 3 a 3- 3 a 3 direction 3 in 3 fig. 31 3, 3 it 3 is 3 understood 3 that 3 the 3 cross 3 beam 311 3 may 3 be 3 a 3 cross 3 beam 3 having 3 a 3 rectangular 3 cross 3 section 3, 3 and 3 a 3 cross 3 beam 3 plate 3 having 3 the 3 same 3 length 3 as 3 that 3 of 3 the 3 cross 3 beam 311 3 is 3 welded 3 to 3 the 3 cross 3 beam 3 having 3 the 3 rectangular 3 cross 3 section 3, 3 and 3 the 3 cross 3 beam 3 plate 3 may 3 improve 3 the 3 rigidity 3 of 3 the 3 cross 3 beam 311 3 to 3 some 3 extent 3. 3 Of course, the beam 11 with the herringbone cross section can also be an integral structural component, and is formed by mould processing in the production and manufacturing process.
Optionally, the guard further comprises a blanking cap;
the blocking cover is fixedly connected with the end part of the cross beam 11 through a self-plugging rivet.
Specifically, the protection device further comprises a blocking cover, and the blocking cover is fixedly connected with the end part of the cross beam 11 through a blind rivet. It will be appreciated that the cross-sectional shape of the blanking cap may match the cross-sectional shape of the cross-beam 11. The plug cover mainly meets the requirements of the national standard GB11567-2017 ' protection requirements for the side surfaces and the rear lower part of automobiles and trailers ' on the corners of the beam of the rear lower part protection device ', and therefore the plug cover can be made of polypropylene. Certainly, in order to make the end fixing of blanking cover and crossbeam 11 firm, and be convenient for the later stage to change the blanking cover, consequently, the blanking cover can be connected through self-plugging rivet fixed connection with the tip of crossbeam 11, and suitable fixed connection mode can also be adopted according to actual conditions to the skilled person in the art, the embodiment of the utility model provides a do not limit to this.
Optionally, the beam 11 is an aluminum alloy beam, the stiffener 12 is an aluminum alloy stiffener, and the support 13 is an aluminum alloy support.
Specifically, the beam 11 is an aluminum alloy beam, the reinforcement 12 is an aluminum alloy reinforcement, and the support 13 is an aluminum alloy support. Compared with the traditional steel protection device, the protection device made of the aluminum alloy material can reduce the weight of the protection device to a great extent. The embodiment of the utility model provides a protector's structure also can satisfy the requirement to protector's rigidity under the condition that uses the aluminum alloy material, consequently, the utility model discloses protector can effectively solve the big problem of current protector weight.
The embodiment of the utility model also provides a vehicle, which comprises a frame and the protective device;
the frame is located at the rear lower part of the vehicle, and the support member 13 is fixedly connected with the frame.
Particularly, the embodiment of the utility model provides a vehicle, vehicle include frame and foretell protector. The frame is located the rear lower part of vehicle, support piece 13 and frame fixed connection to, protector can reduce the dynamics that the vehicle received the striking when the vehicle is collided with the back to reduce the injury to the vehicle, moreover, when protector is fixed in the rear lower part of large-scale van, can prevent that the passenger car from drilling into the bottom of large-scale van when striking large-scale van, thereby lead to causing very big harm to the passenger car. Therefore, the protective device is arranged at the rear lower part of the vehicle, so that the damage of the vehicle caused by collision can be effectively reduced, the underride can be effectively prevented, and the safety in the driving process can be improved. The embodiment of the utility model provides an in protector simple structure and light in weight both can reduce the load of vehicle, can also promote the traveling performance of vehicle.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.
Claims (10)
1. A protective device is applied to a vehicle and is characterized by comprising a cross beam, a reinforcing piece and a supporting piece;
the reinforcing piece is fixedly connected with the cross beam, wherein the reinforcing piece and the cross beam form a buffer space;
one end of the supporting piece is at least fixedly connected with the reinforcing piece, and the other end of the supporting piece is fixedly connected with the frame of the vehicle.
2. The shielding device of claim 1, wherein the stiffener includes a first side, a second side, and a third side;
the third side surface is connected with the first side surface and the second side surface to form a first groove-shaped structure;
the first side face and the second side face are respectively fixedly connected with the cross beam, and the third side face and the cross beam are spaced by a preset distance to form the buffer space.
3. Guard means according to claim 2,
the first side surface comprises a first connecting seam connected with the cross beam, the second side surface comprises a second connecting seam connected with the cross beam, the third side surface comprises a first edge connected with the first side surface and a second edge connected with the second side surface, wherein the length of the first edge is smaller than that of the first connecting seam, and the length of the second edge is smaller than that of the second connecting seam.
4. The shielding apparatus of claim 1, wherein the support member comprises a support surface, a first bead and a second bead, the support surface connecting the first bead and the second bead to form a second channel-type structure;
a connecting port is formed in one end of the second groove-shaped structure, and the supporting piece is fixedly connected with the reinforcing piece through the connecting port;
the support surface is provided with a mounting hole, the mounting hole is far away from the connecting port, and the support piece is fixedly connected with the frame through the mounting hole.
5. Guard means according to claim 4,
the support piece further comprises a reinforcing plate, the reinforcing plate is fixedly connected with the supporting surface, an opening is formed in the position, covered by the reinforcing plate, of the mounting hole, and the shape and the size of the opening are matched with those of the mounting hole.
6. Guard means according to claim 4,
the supporting surface is provided with a reinforcing rib, and the reinforcing rib forms a protruding structure on the supporting surface through stamping.
7. Guard means according to claim 1,
the cross section of the beam is in a shape of Chinese character 'ri'.
8. The shielding device of claim 1, further comprising a blanking cap;
the blocking cover is fixedly connected with the end part of the cross beam through a self-plugging rivet.
9. Guard means according to claim 1,
the crossbeam is the aluminum alloy crossbeam, the reinforcement is the aluminum alloy reinforcement, support piece is the aluminum alloy support piece.
10. A vehicle comprising a frame and a guard according to any one of claims 1 to 9;
the frame is located at the rear lower part of the vehicle, and the supporting piece is fixedly connected with the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020517251.8U CN212243251U (en) | 2020-04-09 | 2020-04-09 | Protection device and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020517251.8U CN212243251U (en) | 2020-04-09 | 2020-04-09 | Protection device and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212243251U true CN212243251U (en) | 2020-12-29 |
Family
ID=73983961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020517251.8U Active CN212243251U (en) | 2020-04-09 | 2020-04-09 | Protection device and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212243251U (en) |
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2020
- 2020-04-09 CN CN202020517251.8U patent/CN212243251U/en active Active
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