CN111237104A

CN111237104A - Integrated diesel tank

Info

Publication number: CN111237104A
Application number: CN202010146027.7A
Authority: CN
Inventors: 张贵华; 李冠霖; 朱宏志; 尹燕升; 杨蕾; 贾昭远
Original assignee: FAW Jiefang Automotive Co Ltd
Current assignee: FAW Jiefang Qingdao Automobile Co Ltd
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2020-06-05
Anticipated expiration: 2040-03-03
Also published as: CN111237104B

Abstract

The invention relates to the technical field of diesel tanks, and particularly discloses an integrated diesel tank which comprises an integrated tank body, a fuel filter, a urea tank and a pipeline valve body, wherein the integrated tank body comprises a tubular structure with openings at two ends and two end plates, the two end plates are respectively covered on the openings at two ends of the tubular structure, and a containing cavity for containing diesel oil is arranged in the integrated tank body; the side wall of the cylindrical structure is concave inwards to form a U-shaped groove, and the fuel filter is arranged in the U-shaped groove and is connected with the groove wall of the U-shaped groove; the urea tank comprises a tank body and a filling port and is arranged in the accommodating cavity; the side wall indent of tubular structure forms L type groove, and the pipeline valve body communicates with the urea jar, and the pipeline valve body sets up in L type groove to be connected with the cell wall in L type groove. The integrated diesel tank provided by the invention has a compact and reasonable structure, avoids leakage of the urea tank, cancels the original fuel filter bracket and the original urea tank bracket, reduces the weight and the cost of the whole vehicle, increases the volume of the oil tank, and ensures the convenience of disassembly, assembly and maintenance.

Description

Integrated diesel tank

Technical Field

The invention relates to the technical field of diesel tanks, in particular to an integrated diesel tank.

Background

At present commercial car diesel oil tank, fire oil filter, urea jar all install on the frame, fire the oil filter and fix to the frame through firing the oil filter support on, fire the oil filter support and will fire the oil filter simultaneously and keep away from the frame, convenience of customers dismouting and maintenance. The urea tank is fixed to the frame by the urea tank support, and parts such as an air inlet valve, an air outlet valve and a water heating valve which are related to a urea system are fixed by the urea tank support at the same time, so that the urea tank support is large in size and complex in structure. Fuel filter support and urea jar support have increased the weight and the cost of whole car, and the support occupies frame side space simultaneously, influences the design of big volume diesel tank.

Some commercial cars set up the baffle in diesel tank for the installation that reduces urea jar support at present, and baffle one side storage diesel oil, opposite side storage urea. However, as the pressure of the urea gas reaches 7bar, the pressure of the partition plate is high, urea leakage is easily caused, and fuel oil is mixed with urea.

Disclosure of Invention

The invention aims to provide an integrated diesel tank which is compact and reasonable in structure, avoids leakage of a urea tank, eliminates a fuel filter support and a urea tank support, reduces the weight and cost of the whole vehicle, increases the volume of the oil tank, and ensures the convenience of disassembly, assembly and maintenance.

In order to achieve the purpose, the invention adopts the following technical scheme:

an integrated diesel tank comprising:

the integrated box body comprises a cylindrical structure with openings at two ends and two end plates, the two end plates are respectively covered on the openings at two ends of the cylindrical structure, and a containing cavity for containing diesel oil is formed in the integrated box body;

the side wall of the cylindrical structure is concave inwards to form a U-shaped groove, the U-shaped groove penetrates through the cylindrical structure in the vertical direction, the opening of the U-shaped groove faces to one side far away from the frame, and the fuel filter is arranged in the U-shaped groove and connected with the groove wall of the U-shaped groove;

the urea tank comprises a tank body and a filling port, the tank body is of a cylindrical structure and is arranged in the accommodating cavity, the urea tank penetrates through the integrated tank body along the vertical direction, the filling port is located at the upper end of the tank body, a discharging port is formed in the lower end of the tank body, a urea discharging cover is arranged on the upper cover of the discharging port, and the filling port and the discharging port are both arranged in a manner of protruding out of the integrated tank body;

the pipeline valve body, with the urea jar intercommunication, tubular structure's lateral wall indent forms L type groove, L type groove is located one side of urea jar, and the messenger is located the left and right both sides of jar body hold the chamber intercommunication, one side opening orientation in L type groove the frame, another side opening are located on tubular structure's the up end, the pipeline valve body set up in L type inslot, and with the cell wall in L type groove is connected.

Preferably, the U-shaped groove comprises a first left groove wall, a first bottom wall and a first right groove wall which are sequentially connected and form a U-shaped structure, and the fuel filter is fixed on the first bottom wall.

Preferably, the L-shaped groove comprises a front groove wall and a second bottom wall which are connected with each other and form an L-shaped structure, and a second right groove wall and a second left groove wall which are arranged oppositely, two adjacent sides of the second right groove wall are respectively connected with the second bottom wall and the front groove wall, two adjacent sides of the second left groove wall are respectively connected with the second bottom wall and the front groove wall, the pipeline valve body comprises an air inlet and outlet valve and a water heating valve, the air inlet and outlet valve is connected to the second right groove wall, and the water heating valve is connected to the second left groove wall.

Preferably, the cylindrical structure comprises a front wall, an upper wall, a rear wall and a lower wall which are sequentially connected, the front wall, the upper wall, the rear wall and the lower wall are all arc-shaped structures, and the arc-shaped structures protrude towards the outer side of the integrated box body.

Preferably, the upper wall is provided with a fuel level sensor mounting hole, and a fuel level sensor is arranged in the fuel level sensor mounting hole.

Preferably, the upper wall is further provided with a urea liquid level sensor mounting hole, the urea liquid level sensor mounting hole is communicated with the tank body, a urea liquid level sensor is arranged in the urea liquid level sensor mounting hole, and the urea liquid level sensor is connected with the upper wall through bolts.

Preferably, a filling gap is formed between the lower end of the tank body and the lower wall, and a gasket is arranged in the filling gap.

Preferably, longitudinal reinforcing ribs are arranged on both the end plates.

Preferably, two strap positioning structures are arranged on the cylindrical structure at intervals, and the two strap positioning structures are connected through a transverse reinforcing rib.

Preferably, the cylindrical structure and the two end plates are integrally formed.

The invention has the beneficial effects that: the integrated diesel tank provided by the invention has a compact and reasonable structure, avoids leakage of the urea tank, eliminates a fuel filter support and a urea tank support, reduces the weight and cost of the whole vehicle, increases the volume of the oil tank, and ensures the convenience of disassembly, assembly and maintenance.

Drawings

Fig. 1 is a schematic structural view of an integrated diesel tank according to an embodiment of the present invention;

fig. 2 is a schematic structural view of another perspective view of an integrated diesel tank provided by an embodiment of the invention;

fig. 3 is a sectional view of an integrated diesel tank according to an embodiment of the present invention.

In the figure:

1. an integrated box body; 11. an end plate; 12. a U-shaped groove; 121. a first left cell wall; 122. a first bottom wall; 123. a first right slot wall; 13. an L-shaped groove; 131. a front slot wall; 132. a second bottom wall; 133. a second right slot wall; 134. a second left cell wall; 14. a tubular structure; 141. a front wall; 142. an upper wall; 143. a rear wall; 15. longitudinal reinforcing ribs; 16. a strap positioning structure; 17. transverse reinforcing ribs; 18. an accommodating chamber;

2. a fuel filter;

3. a pipeline valve body; 31. an air inlet valve and an air outlet valve; 32. a water heating valve;

4. a urea tank; 41. a urea level sensor; 42. a bolt; 43. a gasket; 44. a can body; 45. a filling port; 46. a discharging port; 47. putting a urea cover;

5. a fuel level sensor.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

In the present invention, the directional terms such as "upper", "lower", "left", "right", "inner" and "outer" are used for easy understanding without making a contrary explanation, and thus do not limit the scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present embodiment provides an integrated diesel tank for use in commercial vehicles, but is not limited thereto and may also be used in other vehicle types having a diesel tank, a fuel filter 2 and a urea tank 4. The integrated diesel tank provided by the invention has a compact and reasonable structure, avoids leakage of the urea tank 4, eliminates a fuel filter support and a urea tank support, reduces the weight and cost of the whole vehicle, increases the volume of the oil tank, and ensures the convenience of disassembly, assembly and maintenance.

As shown in fig. 1 to 3, the integrated diesel tank provided in the present embodiment includes an integrated tank body 1, a fuel filter 2, a urea tank 4, and a pipeline valve body 3. The integrated box body 1 comprises a tubular structure 14 with two open ends and two end plates 11, the two end plates 11 are respectively covered on the two open ends of the tubular structure 14, and a containing cavity 18 for containing diesel oil is arranged in the integrated box body 1. The integrated box body 1 is provided with a diesel tank filler (not shown in the figure) to inject diesel into the accommodating cavity 18.

The side wall of the cylindrical structure 14 is concave to form a U-shaped groove 12, and the fuel filter 2 is arranged in the U-shaped groove 12 and is connected with the groove wall of the U-shaped groove 12. Preferably, the fuel filter 2 is bolted to the groove wall of the U-shaped groove 12. The U-shaped groove 12 penetrates through the cylindrical structure 14 in the vertical direction, and the opening of the U-shaped groove 12 faces to the side far away from the vehicle frame.

The open upper end in U type groove 12 guarantees to fire the setting of oil pipe way, and easy dismounting nature when changing the fuel filter core is guaranteed to the open lower extreme in U type groove 12, and U type groove 12 uses the cell wall to have replaced and has fired oil filter support, can guarantee to fire oil filter 2 simultaneously and keep away from the frame, and convenient maintenance has filled integrated box 1 and has fired oil filter support position, has increased integrated box 1's volume.

The urea tank 4 includes a tank body 44 and a filling port 45, the tank body 44 is of a cylindrical structure and is disposed in the accommodating chamber 18, and urea is contained in the tank body 44. Urea jar 4 runs through integrated box 1 along vertical direction, and filler 45 is located the upper end of jar body 44 to protruding integrated box 1 sets up, and drain 46 has been seted up to the lower extreme of jar body 44, and drain 46 protrudes integrated box 1 and sets up, and the drain 46 upper cover is equipped with puts urea lid 47, and preferably, drain 46 is provided with the internal thread, puts urea lid 47 and is provided with the external screw thread with the internal thread spiro union.

The tank body 44 has a cylindrical structure, and is high in pressure-bearing capacity and not prone to leakage. Urea jar 4 is integrated to integrated box 1 as independent part on, guarantees urea and diesel oil and keeps apart, does not have the problem of mixing. The filling port 45 extends out of the integrated box body 1, so that the convenience of urea filling is ensured. The drain port 46 protrudes out of the integrated box body 1, and the urea discharging cover 47 is arranged outside the integrated box body 1, so that the maintenance convenience is guaranteed. Meanwhile, the accommodating cavity 18 is divided into a left oil cavity and a right oil cavity which are communicated with each other by the tank body 44, and the tank body 44 can serve as an oil tank partition plate to prevent the fuel in the accommodating cavity 18 from generating severe vibration. The integrated box body 1 fills the space of the original urea tank bracket and the urea tank strap, and increases the volume of the accommodating cavity 18.

The pipeline valve body 3 is communicated with the urea tank 4, the side wall of the cylindrical structure 14 is concave inwards to form an L-shaped groove 13, the L-shaped groove 13 is positioned on one side of the urea tank 4, and the accommodating cavities 18 positioned on the left side and the right side of the tank body 44 are communicated. One side opening of the L-shaped groove 13 faces the frame, the other side opening is positioned on the upper end face of the cylindrical structure 14, and the pipeline valve body 3 is arranged in the L-shaped groove 13 and is connected with the groove wall of the L-shaped groove 13.

The open upper end of the L-shaped groove 13 ensures the pipeline arrangement connected with the pipeline valve body 3, and the lower end of the L-shaped groove 13 is closed so as to communicate the left oil chamber and the right oil chamber.

As shown in fig. 1 and 2, preferably, the tubular structure 14 includes a front wall 141, an upper wall 142, a rear wall 143, and a lower wall connected in sequence, and the front wall 141, the upper wall 142, the rear wall 143, and the lower wall are all arc-shaped structures, and the arc-shaped structures protrude outward from the integrated tank 1, so as to improve the pressure-bearing capacity of the integrated diesel tank.

Preferably, the cylindrical structure 14 and the two end plates 11 are integrally formed. Preferably, the integrated tank body 1 of the integrated diesel tank is made of HDPE or PEX or other kinds of plastics.

A fuel level sensor mounting hole is formed in the upper wall 142, and a fuel level sensor 5 is arranged in the fuel level sensor mounting hole. The specific structure and principle of the fuel level sensor 5 is prior art and will not be described in detail herein.

In order to further improve the strength of the integrated diesel tank, longitudinal reinforcing ribs 15 are arranged on the two end plates 11. Two band positioning structures 16 are arranged on the cylindrical structure 14 at intervals, and the two band positioning structures 16 are connected through a transverse reinforcing rib 17.

The U-shaped groove 12 and the L-shaped groove 13 are respectively arranged at the left end and the right end of the integrated box body 1, the U-shaped groove 12 is positioned at the front side of the integrated box body 1, namely, the side far away from the frame, and the U-shaped groove 12 is formed by the inward concave of a front wall 141. An L-shaped groove 13 is formed at the rear side of the integration case 1, i.e., the side close to the vehicle frame, and the L-shaped groove 13 is formed by recessing the upper portion of the rear wall 143. The distribution form of the U-shaped grooves 12 and the L-shaped grooves 13 can ensure the strength of the integrated diesel tank.

As shown in fig. 1, the U-shaped groove 12 includes a first left groove wall 121, a first bottom wall 122 and a first right groove wall 123 which are connected in sequence and form a U-shaped structure, and the fuel filter 2 is fixed on the first bottom wall 122. The specific structure and principle of the fuel filter 2 are prior art and will not be described in detail herein.

As shown in fig. 2, the L-shaped groove 13 is disposed at the rear side of the urea tank 4, the L-shaped groove 13 includes a front groove wall 131 and a second bottom wall 132 which are connected to each other and form an L-shaped structure, and a second right groove wall 133 and a second left groove wall 134 which are disposed opposite to each other, two adjacent sides of the second right groove wall 133 are respectively connected to the second bottom wall 132 and the front groove wall 131, two adjacent sides of the second left groove wall 134 are respectively connected to the second bottom wall 132 and the front groove wall 131, the pipeline valve body 3 includes an intake/exhaust valve 31 and a water heating valve 32, the intake/exhaust valve 31 is connected to the second right groove wall 133, and the water heating valve 32 is connected to the second left groove wall 134.

As shown in fig. 2 and 3, the upper wall 142 is further provided with a urea level sensor mounting hole, and preferably, the urea level sensor mounting hole is disposed opposite to the tank body 44. The urea liquid level sensor mounting hole is communicated with the tank body 44, a urea liquid level sensor 41 is arranged in the urea liquid level sensor mounting hole, and the urea liquid level sensor 41 is connected with the upper wall 142 through a bolt 42. The specific structure and principle of the urea level sensor 41 are prior art and will not be described in detail herein.

Preferably, the lower end of the can body 44 is provided with a filling gap with the lower wall, and a gasket 43 is provided in the filling gap. Furthermore, the gasket 43 is in interference fit with the tank body 44, and after the bolts 42 connecting the urea level sensor 41 and the upper wall 142 are installed, the gasket 43 abuts against both the tank body 44 and the lower wall, so that the stability of the tank body 44 can be ensured when the vehicle runs on a bumpy road.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An integrated diesel tank, comprising:

the integrated tank body (1) comprises a cylindrical structure (14) with openings at two ends and two end plates (11), the two end plates (11) are respectively covered on the openings at two ends of the cylindrical structure (14), and a containing cavity (18) for containing diesel oil is arranged in the integrated tank body (1);

the side wall of the cylindrical structure (14) is inwards concave to form a U-shaped groove (12), the U-shaped groove (12) penetrates through the cylindrical structure (14) in the vertical direction, the opening of the U-shaped groove (12) faces to one side far away from the frame, and the fuel filter (2) is arranged in the U-shaped groove (12) and is connected with the groove wall of the U-shaped groove (12);

the urea tank (4) comprises a tank body (44) and a filling port (45), the tank body (44) is of a cylindrical structure and is arranged in the accommodating cavity (18), the urea tank (4) penetrates through the integrated tank body (1) along the vertical direction, the filling port (45) is located at the upper end of the tank body (44), a discharge port (46) is formed in the lower end of the tank body (44), a urea discharge cover (47) is arranged on the upper cover of the discharge port (46), and the filling port (45) and the discharge port (46) are arranged in a protruding mode of the integrated tank body (1);

pipeline valve body (3), with urea tank (4) intercommunication, the lateral wall indent of tubular structure (14) forms L type groove (13), L type groove (13) are located one side of urea tank (4), and the messenger is located tank body (44) left and right both sides hold chamber (18) intercommunication, one side opening orientation in L type groove (13) the frame, the other side opening is located on the up end of tubular structure (14), pipeline valve body (3) set up in L type groove (13), and with the cell wall of L type groove (13) is connected.

2. The integrated diesel tank according to claim 1, characterized in that the U-shaped groove (12) comprises a first left groove wall (121), a first bottom wall (122) and a first right groove wall (123) which are connected in sequence and form a U-shaped structure, the fuel filter (2) being fixed on the first bottom wall (122).

3. The integrated diesel tank as claimed in claim 1, wherein the L-shaped groove (13) comprises a front groove wall (131) and a second bottom wall (132) which are connected to form an L-shaped structure, and a second right groove wall (133) and a second left groove wall (134) which are oppositely arranged, two adjacent sides of the second right groove wall (133) are respectively connected with the second bottom wall (132) and the front groove wall (131), two adjacent sides of the second left groove wall (134) are respectively connected with the second bottom wall (132) and the front groove wall (131), the pipeline valve body (3) comprises an air inlet and outlet valve (31) and a water heating valve (32), the air inlet and outlet valve (31) is connected to the second right groove wall (133), and the water heating valve (32) is connected to the second left groove wall (134).

4. The integrated diesel tank according to claim 1, characterized in that said tubular structure (14) comprises a front wall (141), an upper wall (142), a rear wall (143) and a lower wall connected in sequence, said front wall (141), said upper wall (142), said rear wall (143) and said lower wall are all arc-shaped structures, and said arc-shaped structures are convex towards the outside of said integrated tank (1).

5. The integrated diesel tank as claimed in claim 4, wherein said upper wall (142) is provided with a fuel level sensor mounting hole, and a fuel level sensor (5) is arranged in said fuel level sensor mounting hole.

6. The integrated diesel tank as set forth in claim 4, characterized in that a urea liquid level sensor mounting hole is further formed in the upper wall (142), the urea liquid level sensor mounting hole is communicated with the tank body (44), a urea liquid level sensor (41) is arranged in the urea liquid level sensor mounting hole, and the urea liquid level sensor (41) is connected with the upper wall (142) through a bolt (42).

7. An integrated diesel tank as claimed in claim 4, characterized in that the lower end of the tank body (44) and the lower wall are provided with a filling gap in which a gasket (43) is provided.

8. An integrated diesel tank as claimed in claim 1, characterised in that both end plates (11) are provided with longitudinal stiffening ribs (15).

9. An integrated diesel tank as claimed in claim 1, characterised in that two strap retaining structures (16) are provided spaced apart on the cylindrical structure (14), the two strap retaining structures (16) being connected by a transverse reinforcing rib (17).

10. An integrated diesel tank as claimed in claim 1, characterised in that said cylindrical structure (14) and said two end plates (11) are integrally formed.