CN217197773U - Oil tank mounting structure, oil tank mounting assembly and automobile - Google Patents
Oil tank mounting structure, oil tank mounting assembly and automobile Download PDFInfo
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- CN217197773U CN217197773U CN202221314562.XU CN202221314562U CN217197773U CN 217197773 U CN217197773 U CN 217197773U CN 202221314562 U CN202221314562 U CN 202221314562U CN 217197773 U CN217197773 U CN 217197773U
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- oil tank
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Abstract
The utility model provides an oil tank mounting structure, belonging to the technical field of vehicles, which comprises a first reinforcing plate and a bracket, wherein the first reinforcing plate is used for being attached on the bottom surface of the rear floor of a vehicle; one end of the first reinforcing plate is connected with a rear cross beam of the rear floor; the bracket is connected to the first reinforcing plate and the rear floor and is close to the rear cross beam; the bracket protrudes downwards along the vertical direction of the vehicle body; the support is used for fixing the oil tank. The utility model also provides an oil tank installation assembly and car that have above-mentioned oil tank mounting structure. The utility model discloses based on structure vibration transmission mechanism, reduce the excitation energy that the fuel pump transmitted to the automobile body in, reduce the vibration sensitivity of back floor to reduce the vibration transmission of oil tank, reduce the noise that the fuel pump transmitted to the car in, the problem that the oil tank was rubbed with the hands and is moved and the durability is poor when the suppression vehicle is accelerating suddenly, slows down, turn simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the vehicle, more specifically say, relate to an oil tank mounting structure, oil tank installation assembly and car.
Background
With the development and growth of the automobile market and the continuous development and maturity of automobile technology, the requirement of consumers on the driving comfort of automobiles is higher and higher. The vibration noise of the automobile is the first problem to be solved for the driving comfort of the automobile. The Noise performance of the vehicle at idle speed is one of important working conditions for NVH (Noise, Vibration and Harshness) research, and the Noise of some electronic accessories is highlighted because the excitation of tire Noise and wind Noise is not generated and the excitation of a power assembly and a transmission system is small when the vehicle is at idle speed. Fuel pump noise is one of the major sources of noise in vehicles idling.
Fuel pump noise is typically transmitted into the vehicle through the fuel pump, the fuel tank mounting structure, and the vehicle body floor. In the prior art, the mode of reducing the noise of the fuel pump is to reduce the excitation of the fuel pump or to perform frequency avoidance design on the modal frequency of the fuel tank and the excitation frequency of the fuel pump.
For the way of reducing the excitation of the fuel pump, the excitation energy can be generated as long as the parts operate and is limited by the processing technology, the production consistency and the like, so that the excitation energy of the fuel pump can not be reduced to a certain degree, and the noise reduction effect is not obvious. The mode of avoiding frequently designing is carried out oil tank modal frequency and fuel pump excitation frequency, can increase the weight and the structure of oil tank, makes oil tank oil reserve, cost, weight promote, leads to the cost of making an uproar to increase, receives the restriction in chassis oil tank arrangement space moreover, probably can't change the oil tank structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oil tank mounting structure, oil tank installation assembly and car aim at solving the fuel pump damping noise reduction effect that exists among the prior art and not obvious or fall the technical problem that the cost is high of making an uproar.
In a first aspect, an embodiment of the present invention provides an oil tank mounting structure, include:
a first reinforcement plate for being attached to a bottom surface of a rear floor of a vehicle; one end of the first reinforcing plate is used for being connected with a rear cross beam of the rear floor; and
the bracket is connected to the first reinforcing plate and the rear floor and is close to the rear cross beam; the bracket protrudes downwards along the vertical direction of the vehicle body; the support is used for fixing the oil tank.
Compared with the prior art, the scheme shown in the embodiment of the application has the advantages that the first reinforcing plate and the support are additionally arranged on the rear floor, and the strength of the oil tank at the fixed position is improved by utilizing the first reinforcing plate; the bracket is used for fixing the oil tank, so that the bracket is close to the rear cross beam, the strength of the mounting position of the bracket can be improved, and the bracket protrudes downwards along the vertical direction of the vehicle body, so that the mounting strength of the bracket can be further improved;
the utility model provides an oil tank mounting structure, based on the structural vibration transmission mechanism of oil tank mounted position department to the mode of the intensity of promotion oil tank mounted position department reduces the excitation energy that the fuel pump transmitted to the automobile body in, and reduces the vibration sensitivity of back floor, thereby reduces the vibration transmission of oil tank, reduces the noise that the fuel pump transmitted to the car in.
With reference to the first aspect, in a possible implementation manner, the first reinforcing plate extends along a front-rear direction of a vehicle body, and the first reinforcing plate includes a main body portion and a raised portion which are sequentially connected from front to rear; the method comprises the following steps of;
the front end of the main body part is connected with a front cross beam of the rear floor, and the rear end of the lifting part is connected with the rear cross beam;
the bracket is arranged at the rear end of the main body part and the front end of the rising part.
In combination with the first aspect, in some embodiments, the stent comprises:
a fixing plate located below the first reinforcing plate; the fixing plate is used for fixing the oil tank; and
the connecting support legs are arranged around the fixing plate at intervals in the circumferential direction;
the at least one connecting support leg is connected with the rear end of the main body part, the at least one connecting support leg is connected with the front end of the lifting part, and the at least one connecting support leg is connected with the rear floor.
In combination with the first aspect, in some embodiments, each of the connection legs includes:
a bonding part attached to the first reinforcing plate or the rear floor; and
the connecting part extends along the vertical direction of the vehicle body, the upper end of the connecting part is formed on the outer edge of the attaching part, and the lower end of the connecting part is formed on the outer peripheral edge of the fixing plate;
wherein, every two adjacent all be equipped with the splice bar between the connecting portion.
In a second aspect, the embodiment of the present invention further provides an oil tank installation assembly, including:
a rear floor;
two sets of oil tank mounting structures as described above; the two groups of oil tank mounting structures are arranged at intervals along the left and right direction of the vehicle body; and
a second reinforcing plate; the second reinforcing plate extends along the left-right direction of the vehicle body and is close to the rear cross beam; the second reinforcing plate is located between the rear floor and the first reinforcing plate in the vehicle body up-down direction.
Compared with the prior art, the scheme shown in the embodiment of the application adds the second reinforcing plate between two sets of oil tank mounting structures, and the second reinforcing plate extends along the left and right directions of the automobile body, and is attached to the bottom surface of the rear floor, so that the vibration transmission area is increased, the strength of the oil tank mounting assembly is further improved, the vibration transmission of the oil tank is reduced, and the noise transmitted to the automobile by the fuel pump is reduced.
With reference to the second aspect, in one possible implementation manner, the rear floor includes a rear floor front section, a transition section, and a rear floor rear section that are connected in sequence along a front-rear direction of a vehicle body;
the rear floor rear section is positioned above the rear floor front section in the vertical direction of the vehicle body; and in the front-rear direction of the vehicle body, the transition section is arranged from front to back in an inclined manner.
In combination with the second aspect, in some embodiments, the second reinforcement plate includes a front plate portion, an intermediate plate portion, and a rear plate portion that are joined in this order in the vehicle body front-rear direction;
the front plate part is attached to the bottom surface of the rear end of the front section of the rear floor; the rear plate part is attached to the bottom surface of the front end of the rear section of the rear floor and is connected with the rear cross beam; the middle plate part is attached to the bottom surface of the transition section;
wherein one of the connecting legs of the bracket is fixed to the rear floor through the front plate portion.
With reference to the second aspect, in some embodiments, in the left-right direction of the vehicle body, the rear floor front section has at least two first protruding portions which are arranged at intervals and protrude upwards; the front plate part is provided with a second bulge part correspondingly attached to the first bulge part; the first reinforcing plate is provided with a third boss correspondingly attached to the second boss; wherein the bracket is located directly below the third boss.
With reference to the second aspect, in some embodiments, the intermediate plate portion has at least two fourth protruding portions that are provided at intervals and protrude upward in the left-right direction of the vehicle body.
In a third aspect, an embodiment of the present invention further provides an automobile, including the above-mentioned fuel tank installation assembly.
According to the scheme shown in the embodiment of the application, due to the adoption of the oil tank mounting assembly, the strength of the mounting position of the oil tank can be improved, the excitation energy transmitted into a vehicle body by the fuel pump is reduced based on a structural vibration transmission mechanism, the vibration sensitivity of a rear floor is reduced, the vibration transmission of the oil tank is reduced, the noise transmitted into the vehicle by the fuel pump is reduced, and the problems of rubbing and poor durability of the oil tank when the vehicle is accelerated, decelerated and turned suddenly are solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of an oil tank mounting structure provided in an embodiment of the present invention;
fig. 2 is a schematic structural view of a first reinforcing plate of an oil tank mounting structure according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a bracket of an oil tank mounting structure according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an oil tank mounting assembly provided in an embodiment of the present invention;
fig. 5 is a schematic structural view of a rear floor of the fuel tank mounting assembly according to the embodiment of the present invention;
fig. 6 is a schematic structural view of a second reinforcing plate of the oil tank installation assembly according to the embodiment of the present invention;
fig. 7 is an enlarged schematic view of the circle a in fig. 4.
In the figure: 1. a first reinforcing plate; 11. a main body portion; 111. a third boss portion; 12. a raising part; 2. a support; 21. a fixing plate; 22. connecting support legs; 221. a bonding section; 222. a connecting portion; 223. connecting ribs; 3. a rear floor; 31. a rear floor front section; 311. a first boss portion; 32. a transition section; 33. a rear floor rear section; 4. a second reinforcing plate; 41. a front plate portion; 411. a second boss portion; 42. an intermediate plate portion; 421. a fourth boss; 43. a rear plate portion; 5. a rear cross member; 6. a front cross member.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that, in the present embodiment, it is to be noted that the terms "front", "rear", "inside", "outside", "up", "down", and the like indicate the orientation or positional relationship based on the orientation of the vehicle itself, where the head of the vehicle represents "front", the tail of the vehicle represents "rear", the top of the vehicle represents "up", the bottom of the vehicle represents "down", "inside" side means a side facing the inside of the cab, and the outside side means a side facing the outside of the cab.
In addition, the front-back direction of the vehicle body defined in the embodiments of the present invention refers to the front-back direction of the advancing direction during the traveling of the vehicle, the left-right direction of the vehicle body defined refers to the left-right direction of the advancing direction during the traveling of the vehicle, and the up-down direction of the vehicle body defined refers to the up-down direction of the advancing direction during the traveling of the vehicle.
Referring to fig. 1 and 4 together, the fuel tank mounting structure of the present invention will now be described. The oil tank mounting structure comprises a first reinforcing plate 1 and a bracket 2. The first reinforcement panel 1 is for being attached to the bottom surface of the rear floor 3 of the vehicle; one end of the first reinforcing plate 1 is used for being connected with a rear cross beam 5 of the rear floor 3; the bracket 2 is connected to the first reinforcing plate 1 and the rear floor 3 and is close to the rear cross beam 5; the bracket 2 protrudes downwards along the vertical direction of the vehicle body; the bracket 2 is used for fixing the oil tank.
The first reinforcing panel 1 is attached to the bottom surface of the rear floor 3, and thus the structure of the first reinforcing panel 1 is adapted to the structure of the rear floor 3 to ensure that most of the first reinforcing panel 1 is attached to the rear floor 3. The first reinforcing plate 1 is additionally arranged, so that the strength and the rigidity of the rear floor 3 can be improved, and the problem that the strength of the rear floor 3 cannot be improved due to the limitation of the thickness of the rear floor 3 can be solved.
Because the rear end of the rear floor 3 is connected with the rear cross beam 5, the rear end of the rear floor 3 is supported by the rear cross beam 5 and has high strength. The bracket 2 is close to the rear cross beam 5, and the strength of the mounting position of the bracket 2, namely the mounting position of the oil tank, can be increased by utilizing the rear cross beam 5; in addition, the bracket 2 protrudes downward in the vertical direction of the vehicle body, so that the overall strength of the bracket 2 can be further increased.
Preferably, the bracket 2 extends along the up-down direction of the vehicle body, and the bracket 2 has a deformation damping cavity to absorb vibration energy and improve the deformation capability. The oil tank is fixed on the downward convex part of the bracket 2. In particular, the tank may be secured to the bracket 2 using threaded fasteners.
Compared with the prior art, the oil tank mounting structure provided by the utility model is characterized in that the first reinforcing plate 1 and the bracket 2 are additionally arranged on the rear floor 3, the oil tank is fixed by the bracket 2, and the strength of the oil tank at the fixed position is improved by the fixed positions of the first reinforcing plate 1 and the bracket 2; in the embodiment, based on the structural vibration transmission mechanism at the mounting position of the oil tank, the excitation energy transmitted into the vehicle body by the fuel pump is reduced in a mode of improving the strength at the mounting position of the oil tank, and the vibration sensitivity of the rear floor 3 is reduced, so that the vibration transmission of the oil tank is reduced, the noise transmitted into the vehicle by the fuel pump is reduced, and the problems of rubbing of the oil tank and poor durability of the vehicle during rapid acceleration, deceleration and turning are solved.
In some embodiments, the first reinforcing plate 1 may have a structure as shown in fig. 1 and 2. Referring to fig. 1 and 2, a first reinforcing plate 1 extends along the front-rear direction of a vehicle body, and the first reinforcing plate 1 includes a main body portion 11 and a raised portion 12 which are sequentially connected from front to rear; the raising part 12 is arranged to be inclined upwards from front to back; the front end of the main body part 11 is connected with the front cross beam 6 of the rear floor 3, and the rear end of the raised part 12 is connected with the rear cross beam 5; the bracket 2 is provided at the rear end of the main body 11 and the front end of the raised part 12.
The first reinforcing plate 1 extends in the front-rear direction of the vehicle body, and can increase the strength of the entire rear floor 3 in the front-rear direction of the vehicle body. In addition, the front end and the rear end of the first reinforcing plate 1 are respectively connected with the front cross beam 6 and the rear cross beam 5 (specifically, the front end and the rear end of the first reinforcing plate 1 are respectively welded with the front cross beam 6 and the rear cross beam 5), so that a force transmission channel can be formed between the front cross beam 6 and the rear cross beam 5, a force transmission path is increased, the impact resistance of the rear floor 3 is improved, and vibration transmission is reduced.
In order to improve the deformation and collapsing ability of the rear floor 3, in the prior art, the rear floor 3 is generally designed to be a stepped plate-shaped structure, and the rear end of the rear floor 3 is higher than the front end and the rear cross member 5 is higher than the front cross member 6 in the vehicle body vertical direction. The main body 11 and the raised part 12 are then designed in accordance with the structure of the floor panel 3. Preferably, the length of the main body 11 is much longer than that of the raised part 12 in the front-rear direction of the vehicle body. The raised part 12 is inclined upward from front to back and is mainly used for welding with the rear cross beam 5.
Preferably, the main body portion 11 is provided with at least two elongated holes spaced apart in the front-rear direction of the vehicle body, and the elongated holes are used for reducing the weight of the first reinforcing plate 1.
In some embodiments, the bracket 2 may be configured as shown in fig. 1 and 3. Referring to fig. 1 and 3, the bracket 2 includes a fixing plate 21 and a plurality of connection legs 22. The fixed plate 21 is positioned below the first reinforcing plate 1; the fixing plate 21 is used for fixing the oil tank; a plurality of connecting legs 22 are arranged around the fixing plate 21 at intervals in the circumferential direction; at least one connection leg 22 is connected to the rear end of the main body 11, at least one connection leg 22 is connected to the front end of the raised part 12, and at least one connection leg 22 is connected to the rear floor 3, as shown in fig. 7.
The plurality of connecting legs 22 are spaced around the fixing plate 21 in the circumferential direction, so that the plurality of connecting legs 22 and the fixing plate 21 can enclose a cavity, which can absorb vibration and improve the deformability of the bracket 2. In addition, the bracket 2 is composed of a fixing plate 21 and a plurality of connecting legs 22, and is simple in structure and easy to manufacture and mold. Preferably, the fixing plate 21 is further provided with lightening holes.
Wherein, at least one connecting leg 22 is connected with the rear end of the main body 11, at least one connecting leg 22 is connected with the front end of the raised part 12, and at least one connecting leg 22 is connected with the rear floor 3, on one hand, the support 2 is ensured to be arranged at the upward convex position of the rear floor 3, namely, the position close to the rear cross beam 5; on the other hand, the bracket 2 is respectively connected with the first reinforcing plate 1 and the rear floor 3, so that the fixing stability of the bracket 2 is ensured.
In some embodiments, the connecting legs 22 may be configured as shown in FIG. 3. Referring to fig. 3, each connection leg 22 includes a fitting portion 221 and a connection portion 222. The attaching part 221 is attached to the first reinforcement plate 1 or the rear floor 3; the connecting portion 222 extends in the vertical direction of the vehicle body, and has an upper end formed on the outer edge of the attaching portion 221 and a lower end formed on the outer peripheral edge of the fixing plate 21; wherein, a connecting rib 223 is arranged between every two adjacent connecting portions 222.
Specifically, the connecting leg 22 has a plate-shaped structure, and the attaching portion 221 and the connecting portion 222 are integrally formed, and the attaching portion 221 is bent outward with respect to the connecting portion 222. The bending shape of the attaching portion 221 is adapted to the structure of the joint with the first reinforcing plate 1 and the rear floor 3, so as to ensure the surface-to-surface contact between the connecting leg 22 and the first reinforcing plate 1 and the rear floor 3, and improve the fixing strength of the bracket 2.
The connecting ribs 223 are disposed between two adjacent connecting portions 222, and the connecting ribs 223 make two adjacent connecting portions 222 have a closed connection therebetween, so as to enhance the connection strength between the connecting legs 22.
Based on the same inventive concept, the embodiment of the present application further provides an oil tank installation assembly, referring to fig. 4, including a rear floor 3, two sets of the oil tank installation structures described above, and a second reinforcing plate 4; the two groups of oil tank mounting structures are arranged at intervals along the left and right direction of the vehicle body; the second reinforcing plate 4 extends along the left-right direction of the vehicle body, and in the up-down direction of the vehicle body, the second reinforcing plate 4 is positioned between the rear floor 3 and the first reinforcing plate 1, specifically, the second reinforcing plate 4 is attached to the bottom surface of the rear floor 3, and the second reinforcing plate 4 is close to the rear cross beam 5; the rear end of the first reinforcing plate 1 is attached to the bottom surface of the second reinforcing plate 4. One of the connection legs 22 of the bracket 2 is connected to the second reinforcement plate 4.
The utility model provides an oil tank installation assembly compares with prior art, adds second reinforcing plate 4 between two sets of oil tank mounting structure, and second reinforcing plate 4 extends along the automobile body left and right sides direction to attached on the bottom surface on back floor 3, increased the vibration transmission area on back floor 3, further promoted the intensity of oil tank installation assembly.
The fuel pump vibration damping device is based on a structural vibration transmission mechanism at the mounting position of the fuel tank, and is used for reducing excitation energy transmitted into a vehicle body by the fuel pump in a mode of improving the strength at the mounting position of the fuel tank, reducing the vibration sensitivity of the rear floor 3, reducing the vibration transmission of the fuel tank, reducing noise transmitted into the vehicle by the fuel pump, and simultaneously preventing the problems of rubbing of the fuel tank and poor durability of the vehicle during rapid acceleration, deceleration and turning.
In some embodiments, the rear floor 3 may be configured as shown in fig. 5. Referring to fig. 5, the rear floor 3 includes a rear floor front section 31, a transition section 32, and a rear floor rear section 33 that are connected in this order in the front-rear direction of the vehicle body; wherein, in the up-down direction of the vehicle body, the rear floor rear section 33 is positioned above the rear floor front section 31; the transition section 32 is disposed to be inclined upward from front to rear in the vehicle body front-rear direction.
Referring to fig. 5, the rear floor 3 has a stepped structure as a whole. The rear floor rear section 33 is connected with the rear cross beam 5, and the rear floor rear section 33 is a crumple energy absorption area. The front section 31 of the rear floor is connected with the front cross beam 6, and the front section 31 of the rear floor is a deformation transition area. The transition section 32 connects the rear floor front section 31 and the rear floor rear section 33.
The rear floor 3 is divided into a front rear floor section 31, a transition section 32 and a rear floor section 33, and energy in collision is reasonably distributed and fully absorbed by arranging a crumple energy absorption region and a deformation transition region, so that the collision energy absorption effect of the rear floor 3 is effectively improved, and meanwhile, the damage to parts such as an oil tank and a seat is reduced.
In addition, the length of the front rear floor section 31 is greater than the length of the rear floor section 33 in the front-rear direction of the vehicle body, so that resonance caused by the mode frequencies of the front rear floor section 31 and the rear floor section 33 being close to each other can be avoided.
Since the second reinforcing plate 4 is attached to the bottom surface of the rear floor 3 and connects the rear ends of the two first reinforcing plates 1, in some embodiments, the second reinforcing plate 4 may have a structure as shown in fig. 6 in order to adapt to the structure of the rear floor 3 and the first reinforcing plates 1. Referring to fig. 6, the second reinforcing plate 4 includes a front plate portion 41, an intermediate plate portion 42, and a rear plate portion 43 that are sequentially connected in the vehicle body front-rear direction; the front plate portion 41 is attached to the rear end bottom surface of the rear floor front section 31; the rear plate portion 43 is attached to the front end bottom surface of the rear floor rear section 33, and is connected to the rear cross member 5; the intermediate plate portion 42 is affixed to the bottom surface of the transition section 32.
The second reinforcing plate 4 resembles an inverted S-shape in a section in the vehicle body front-rear direction. The front plate portion 41 is mainly used for connecting the two first reinforcing plates 1 to increase the strength of the fuel tank mounting structure; the rear plate portion 43 is mainly used for welding with the rear cross beam 5 to increase the welding area of the oil tank mounting structure and the rear cross beam 5 and increase the strength; the intermediate plate portion 42 is primarily used to add strength to the transition section 32.
Note that one of the connecting legs 22 of the bracket 2 is fixed to the front plate portion 41, as shown in fig. 7. Specifically, the bracket 2 in the present embodiment has four attaching legs 22. Wherein, two connecting legs 22 arranged at intervals in the front-rear direction of the vehicle body are respectively connected with the rear end of the main body part 11 and the front end of the raised part 12; of the two connection legs 22 provided at an interval in the left-right direction of the vehicle body, the connection leg 22 near the center of the rear floor 3 is connected to the rear end of the main body 11, and the connection leg 22 near the outer edge of the rear floor 3 is fixedly connected to the front plate portion 41.
One of the connecting legs 22 of the bracket 2 is fixed to the front plate portion 41, that is, one of the connecting legs 22 of the bracket 2 is fixedly connected to the rear floor 3 through the front plate portion 41, and the fixing strength of the bracket 2 is increased by the second reinforcing plate 4, thereby further improving the strength of the mounting position of the bracket 2, that is, the mounting position of the fuel tank.
In some embodiments, the rear floor front section 31 has at least two first convex portions 311 arranged at intervals in the left-right direction of the vehicle body and protruding upward, as shown in fig. 5; the front plate portion 41 has a second protruding portion 411 attached correspondingly to the first protruding portion 311, as shown in fig. 6; the main body 11 of the first reinforcing plate 1 has a third convex portion 111 which is correspondingly attached to the second convex portion 411, as shown in fig. 2.
Specifically, the front rear floor section 31 has two first protrusions 311, and the front panel section 41 also has two second protrusions 411. Each first reinforcing plate 1 is provided with a third convex portion 111.
The two first bosses 311 correspond to the mounting positions of the two brackets 2 respectively, and because the first bosses 311 protrude upwards, the strength and deformability of the front rear floor section 31 can be improved by using the first bosses 311, that is, the strength of the fixing positions of the brackets 2 is improved, the transmission area can be increased, and the vibration transmission is reduced (similarly, the second bosses 411 and the third bosses 111 are suitable for the second bosses 411 and the third bosses 111), so that the stability of the mounting positions of the oil tank is improved.
In some embodiments, as shown in fig. 6, the middle plate portion 42 has at least two fourth protruding portions 421 which are provided at intervals and protrude upward in the left-right direction of the vehicle body. Since the intermediate plate portion 42 is affixed to the transition section 32, both of which are disposed obliquely upward from front to back, the strength of the intermediate plate portion 42 is low relative to the front plate portion 41 in the vehicle body front-rear direction. At least two fourth protrusions 421 are formed on the middle plate portion 42, and the fourth protrusions 421 protrude upward to increase the strength of the middle plate portion 42 and the transition section 32.
Based on the same inventive concept, the embodiment of the application also provides an automobile which comprises the oil tank installation assembly.
The utility model provides an automobile, owing to adopted foretell oil tank installation assembly, can promote the intensity of oil tank mounted position, based on structural vibration transmission mechanism, reduce the excitation energy that the fuel pump transmitted to the automobile body in, reduce the vibration sensitivity on back floor 3 to reduce the vibration transmission of oil tank, reduce the noise that the fuel pump transmitted to the car in, the problem that the oil tank was rubbed with the hands and is moved and the durability is poor when the suppression vehicle is accelerating suddenly, slows down, turn simultaneously.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A fuel tank mounting structure, characterized by comprising:
a first reinforcement plate for being attached to a bottom surface of a rear floor of a vehicle; one end of the first reinforcing plate is connected with a rear cross beam of the rear floor; and
the bracket is connected to the first reinforcing plate and the rear floor and is close to the rear cross beam; the bracket protrudes downwards along the vertical direction of the vehicle body; the support is used for fixing the oil tank.
2. A fuel tank mounting structure according to claim 1, wherein said first reinforcing plate is provided extending in a front-rear direction of a vehicle body, and said first reinforcing plate includes a main body portion and a raised portion which are sequentially joined from front to rear; the method comprises the following steps of;
the front end of the main body part is connected with a front cross beam of the rear floor, and the rear end of the lifting part is connected with the rear cross beam;
the bracket is arranged at the rear end of the main body part and the front end of the rising part.
3. A fuel tank mounting structure according to claim 2, wherein said bracket comprises:
a fixing plate located below the first reinforcing plate; the fixing plate is used for fixing the oil tank; and
the connecting support legs are arranged around the fixing plate at intervals in the circumferential direction;
the at least one connecting support leg is connected with the rear end of the main body part, the at least one connecting support leg is connected with the front end of the lifting part, and the at least one connecting support leg is connected with the rear floor.
4. A fuel tank mounting structure as set forth in claim 3, wherein each of said connecting legs comprises:
a bonding part attached to the first reinforcing plate or the rear floor; and
the connecting part extends along the vertical direction of the vehicle body, the upper end of the connecting part is formed on the outer edge of the attaching part, and the lower end of the connecting part is formed on the outer peripheral edge of the fixing plate;
wherein, every two adjacent all be equipped with the splice bar between the connecting portion.
5. A fuel tank mounting assembly, comprising:
a rear floor;
two sets of fuel tank mounting structures according to any one of claims 1 to 4; the two groups of oil tank mounting structures are arranged at intervals along the left and right directions of the vehicle body; and
a second reinforcing plate; the second reinforcing plate extends along the left-right direction of the vehicle body and is close to the rear cross beam; the second reinforcing plate is located between the rear floor and the first reinforcing plate in the vehicle body up-down direction.
6. A fuel tank mounting assembly as set forth in claim 5 wherein said rear floor includes a rear floor front section, a transition section and a rear floor rear section which are connected in series in the front-rear direction of the vehicle body;
the rear floor rear section is positioned above the rear floor front section in the vertical direction of the vehicle body; and in the front-rear direction of the vehicle body, the transition section is arranged from front to back in an inclined manner.
7. A fuel tank mounting assembly according to claim 6, wherein said second reinforcement plate includes a front plate portion, an intermediate plate portion and a rear plate portion which are connected in this order in the front-rear direction of the vehicle body;
the front plate part is attached to the bottom surface of the rear end of the front section of the rear floor; the rear plate part is attached to the bottom surface of the front end of the rear section of the rear floor and is connected with the rear cross beam; the middle plate part is attached to the bottom surface of the transition section;
wherein one of the connecting legs of the bracket is fixed to the rear floor through the front plate portion.
8. A fuel tank mounting assembly according to claim 7, wherein said rear floor front section has at least two first projecting portions which are provided at intervals in a left-right direction of a vehicle body and project upward; the front plate part is provided with a second bulge part correspondingly attached to the first bulge part; the first reinforcing plate is provided with a third boss correspondingly attached to the second boss;
wherein the bracket is located directly below the third boss.
9. A fuel tank mounting assembly according to claim 7, wherein said intermediate plate portion has at least two fourth projecting portions which are provided at a spacing and project upwardly in the right-left direction of the vehicle body.
10. An automobile comprising a tank mounting assembly according to any one of claims 5 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221314562.XU CN217197773U (en) | 2022-05-27 | 2022-05-27 | Oil tank mounting structure, oil tank mounting assembly and automobile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221314562.XU CN217197773U (en) | 2022-05-27 | 2022-05-27 | Oil tank mounting structure, oil tank mounting assembly and automobile |
Publications (1)
Publication Number | Publication Date |
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CN217197773U true CN217197773U (en) | 2022-08-16 |
Family
ID=82780244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202221314562.XU Active CN217197773U (en) | 2022-05-27 | 2022-05-27 | Oil tank mounting structure, oil tank mounting assembly and automobile |
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CN (1) | CN217197773U (en) |
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2022
- 2022-05-27 CN CN202221314562.XU patent/CN217197773U/en active Active
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