CN215321992U - Plastic fuel tank bottom reinforcing structure - Google Patents
Plastic fuel tank bottom reinforcing structure Download PDFInfo
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- CN215321992U CN215321992U CN202121053995.XU CN202121053995U CN215321992U CN 215321992 U CN215321992 U CN 215321992U CN 202121053995 U CN202121053995 U CN 202121053995U CN 215321992 U CN215321992 U CN 215321992U
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- fuel tank
- fuel
- fuel pump
- oil
- oil pump
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Abstract
The application discloses plastics fuel tank bottom additional strengthening, including fuel tank box and reinforcing means and sealing device, the reinforcing means includes V-arrangement reinforcing plate, oil pump bottom mount pad, fuel pump body and metal caulking ring, and the one end lateral wall fixedly connected with V-arrangement reinforcing plate of fuel tank box, the one end internally mounted of fuel tank box have oil pump bottom mount pad, and the fuel pump body is installed to the one end of oil pump bottom mount pad. Cross at the oil tank bottom around oil pump bottom mount pad increase V-arrangement reinforcing plate, utilize triangle-shaped's stability, very big increase the intensity of fuel tank, the fuel tank intensity increases the back and also can greatly increase to the plane degree of secondary welded part and oil pump installation on the oil tank and the installation stability of fuel pump metal gland, can effectively alleviate the vehicle and take place in the big slope condition of low oil level the condition that the oil pump body can not inhale oil, also can effectively alleviate the noise that fluid rocked the production in the oil tank inside, improve passenger's travelling comfort.
Description
Technical Field
The application relates to a reinforcing structure, in particular to a plastic fuel tank bottom reinforcing structure.
Background
A new standard GB18296-2019 is implemented for safety performance tests of plastic fuel tanks from the country in 2020, and higher requirements are put forward for the safety performance of the plastic fuel tanks, particularly the safety performance requirements on the strength of the fuel tanks, low-permeability discharge is realized in the use process, and the situation that oil cannot be sucked by a fuel tank oil pump under extreme conditions can not occur; and along with the popularization of automobiles, more and more people pay attention to the riding comfort of the automobiles, the noise generated by the oil liquid shaking in the oil tank can be transmitted to the interior of a carriage, the driving and riding feeling of passengers are greatly influenced, and more automobile host factories are also deeply researched in the NVH field.
The existing vehicle adopting the plastic fuel tank easily causes the situation that the fuel pump can not pump the fuel under the condition of low oil level and large gradient, and the oil liquid shakes in the fuel tank to generate noise, so that the comfort of passengers is reduced, and the stability of the existing plastic fuel tank is poor, so that the strength of the fuel tank is reduced. Accordingly, a plastic fuel tank bottom reinforcing structure is proposed to address the above problems.
SUMMERY OF THE UTILITY MODEL
A plastic fuel tank bottom reinforcing structure comprises a fuel tank body, a reinforcing device and a sealing device;
the reinforcing device comprises a V-shaped reinforcing plate, an oil pump bottom mounting seat, a fuel pump body and a metal embedded ring, wherein the V-shaped reinforcing plate is fixedly connected to the side wall of one end of the fuel tank body;
the sealing device comprises a fuel pump sealing ring, a fuel pump metal pressing cover, a sealing ring groove and a flange cover, the fuel pump body is arranged in the fuel tank body, a metal embedded ring is arranged in the fuel tank body, and one end of the metal embedded ring is provided with one end of the fuel pump body.
Furthermore, a sealing ring groove is formed in the side wall of one end of the fuel tank body, and a fuel pump sealing ring is placed in the sealing ring groove.
Furthermore, the number of the V-shaped reinforcing plates is a plurality of, and the V-shaped reinforcing plates surround the periphery of the oil pump bottom mounting seat at the bottom of the fuel tank body.
Furthermore, the metal embedded ring is an embedded part of the fuel tank body, and the metal embedded ring surrounds the outer ring at one end of the fuel pump body.
Furthermore, one end of the fuel pump body is provided with a flange cover, the flange cover covers the sealing ring of the fuel pump, and the metal gland of the fuel pump is positioned on the flange cover of the fuel pump body.
Further, the flange cover and the metal gland of the fuel pump are pressed tightly in a rotating mode.
The beneficial effect of this application is: the application provides a plastic fuel tank bottom reinforcing structure that stability is good intensity is high.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic overall perspective view of an embodiment of the present application;
FIG. 2 is a schematic structural view of a fuel tank body, a V-shaped reinforcing plate and an oil pump bottom mounting seat according to an embodiment of the present application;
fig. 3 is a schematic view of a portion a of fig. 1 according to an embodiment of the present disclosure.
FIG. 4 is an overall cross-sectional view of one embodiment of the present application.
In the figure: 1. the fuel tank comprises a fuel tank body, 2, a V-shaped reinforcing plate, 3, an oil pump bottom mounting seat, 4, a fuel pump body, 5, a fuel pump sealing ring, 6, a fuel pump metal gland, 7, a metal embedded ring, 8, a sealing ring groove, 9 and a flange cover.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1-4, a plastic fuel tank bottom reinforcing structure includes a fuel tank body 1, a reinforcing device and a sealing device;
the reinforcing device comprises a V-shaped reinforcing plate 2, an oil pump bottom mounting seat 3, a fuel pump body 4 and a metal embedded ring 7, wherein the V-shaped reinforcing plate 2 is fixedly connected to the side wall of one end of the fuel tank body 1, the oil pump bottom mounting seat 3 is mounted in one end of the fuel tank body 1, and the fuel pump body 4 is mounted at one end of the oil pump bottom mounting seat 3;
the sealing device comprises a fuel pump sealing ring 5, a fuel pump metal gland 6, a sealing ring groove 8 and a flange cover 9, wherein the fuel pump body 4 is installed inside the fuel tank body 1, a metal embedded ring 7 is arranged inside the fuel tank body 1, and one end of the metal embedded ring 7 is provided with one end of the fuel pump body 4.
A sealing ring groove 8 is formed in the side wall of one end of the fuel tank body 1, and a fuel pump sealing ring 5 is placed in the sealing ring groove 8, so that the structure is more reasonable, and the connection is convenient; the number of the V-shaped reinforcing plates 2 is a plurality, and the V-shaped reinforcing plates 2 surround the periphery of an oil pump bottom mounting seat 3 at the bottom of the fuel tank body 1, so that the structure is more reasonable and the connection is convenient; the metal embedded ring 7 is an embedded part of the fuel tank body 1, and the metal embedded ring 7 surrounds the outer ring at one end of the fuel pump body 4, so that the structure is more reasonable and the connection is convenient; a flange cover 9 is arranged at one end of the fuel pump body 4, the flange cover 9 covers the fuel pump sealing ring 5, and the fuel pump metal gland 6 is positioned on the flange cover 9 of the fuel pump body 4, so that the structure is more reasonable, and the connection is convenient; the flange cover 9 and the fuel pump metal gland 6 are compressed in a rotating mode, the structure is more reasonable, and connection is facilitated.
When the application is used, the metal embedded ring 7 is put into a blow molding mould in advance when the hollow blow molding fuel tank body 1 is used, a fuel pump sealing ring 5 is placed in a sealing ring groove 8 on a fuel tank body 1, a fuel pump body 4 is placed in the fuel tank body 1, a flange cover 9 of the fuel pump body 4 is placed on the fuel pump sealing ring 5, then a fuel pump metal gland 6 is placed on the flange cover 9 at one end of the fuel pump body 4 and then is pressed in a rotating way, under the condition that the original forming process of the plastic fuel tank is not changed, the V-shaped reinforcing plate 2 is additionally arranged at the bottom of the fuel tank around the oil pump bottom mounting seat 3, the triangular stability is utilized, the strength of the fuel tank is greatly increased, after the strength of the fuel tank is increased, the installation flatness of parts welded on the fuel tank for the second time, an oil pump and the installation stability of a metal gland 6 of the fuel pump are also greatly increased, and a basic guarantee is provided for realizing low-permeability emission of the fuel tank; in addition V-arrangement reinforcing plate 2 centers on around oil pump bottom mount pad 3, can play the effect of dam, can effectively alleviate the vehicle on the one hand and take place in the condition that oil can not be inhaled to fuel pump body 4 under the big slope condition of low oil level, and on the other hand also can effectively alleviate the noise that fluid rocked the production in the oil tank inside, improves passenger's travelling comfort.
The application has the advantages that:
1. the structure of the utility model is reasonable, the metal embedded ring is put into the blow molding mould in advance when the hollow blow molding fuel tank body, a fuel pump sealing ring is placed in a sealing ring groove on a fuel tank body, a fuel pump body is placed in the fuel tank body, a flange cover of the fuel pump body is placed on the fuel pump sealing ring, then a fuel pump metal press cover is placed on the flange cover at one end of the fuel pump body and then is rotated and pressed, under the condition that the original forming process of the plastic fuel tank is not changed, the V-shaped reinforcing plate is additionally arranged at the bottom of the fuel tank around the oil pump bottom mounting seat, the strength of the fuel tank is greatly increased by utilizing the stability of a triangle, the flatness of parts welded on the fuel tank for the second time, the oil pump and the mounting stability of a metal gland of the fuel pump are also greatly increased after the strength of the fuel tank is increased, and a foundation guarantee is provided for realizing low-permeability discharge of the fuel tank;
2. this application is rational in infrastructure, through the V-arrangement reinforcing plate around oil pump bottom mount pad, can play the effect of dam, can effectively alleviate the vehicle on the one hand and can not inhale the condition emergence of oil at the fuel pump body under the big slope condition of low oil level, on the other hand also can effectively alleviate the noise that fluid rocked the production in the oil tank inside, improves passenger's travelling comfort.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (6)
1. A plastic fuel tank bottom reinforcing structure is characterized in that: comprises a fuel tank body (1), a reinforcing device and a sealing device;
the reinforcing device comprises a V-shaped reinforcing plate (2), an oil pump bottom mounting seat (3), a fuel pump body (4) and a metal embedded ring (7), wherein the V-shaped reinforcing plate (2) is fixedly connected to the side wall of one end of the fuel tank body (1), the oil pump bottom mounting seat (3) is mounted inside one end of the fuel tank body (1), and the fuel pump body (4) is mounted at one end of the oil pump bottom mounting seat (3);
the sealing device comprises a fuel pump sealing ring (5), a fuel pump metal gland (6), a sealing ring groove (8) and a flange cover (9), wherein the fuel pump body (4) is installed inside the fuel tank body (1), a metal embedded ring (7) is arranged inside the fuel tank body (1), and one end of the metal embedded ring (7) is provided with one end of the fuel pump body (4).
2. A plastic fuel tank bottom reinforcing structure as defined in claim 1, wherein: a sealing ring groove (8) is formed in the side wall of one end of the fuel tank body (1), and a fuel pump sealing ring (5) is placed in the sealing ring groove (8).
3. A plastic fuel tank bottom reinforcing structure as defined in claim 1, wherein: the quantity of V-arrangement reinforcing plate (2) is a plurality of, a plurality of V-arrangement reinforcing plate (2) centers on around oil pump bottom mount pad (3) of fuel tank box (1) bottom.
4. A plastic fuel tank bottom reinforcing structure as defined in claim 1, wherein: the metal embedded ring (7) is an embedded part of the fuel tank body (1), and the metal embedded ring (7) surrounds the outer ring of one end of the fuel pump body (4).
5. A plastic fuel tank bottom reinforcing structure as defined in claim 1, wherein: one end of the fuel pump body (4) is provided with a flange cover (9), the flange cover (9) covers the fuel pump sealing ring (5), and the fuel pump metal pressing cover (6) is located on the flange cover (9) of the fuel pump body (4).
6. A plastic fuel tank bottom reinforcing structure as defined in claim 1, wherein: the flange cover (9) and the fuel pump metal gland (6) are pressed tightly in a rotating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121053995.XU CN215321992U (en) | 2021-05-18 | 2021-05-18 | Plastic fuel tank bottom reinforcing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121053995.XU CN215321992U (en) | 2021-05-18 | 2021-05-18 | Plastic fuel tank bottom reinforcing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215321992U true CN215321992U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121053995.XU Active CN215321992U (en) | 2021-05-18 | 2021-05-18 | Plastic fuel tank bottom reinforcing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215321992U (en) |
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2021
- 2021-05-18 CN CN202121053995.XU patent/CN215321992U/en active Active
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