CN213594092U

CN213594092U - Oil tank assembly and vehicle

Info

Publication number: CN213594092U
Application number: CN202022587255.6U
Authority: CN
Inventors: 杨蕾; 贾旭哲; 张驰; 尹燕升
Original assignee: FAW Jiefang Automotive Co Ltd
Current assignee: FAW Jiefang Automotive Co Ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-02
Anticipated expiration: 2030-11-10

Abstract

The utility model relates to a vehicle field discloses an oil tank assembly and vehicle, the oil tank assembly includes oil tank and plug screw, the diapire of oil tank is equipped with the oil drain hole, be equipped with the internal thread on the inner wall of oil drain hole and along the oil drain hole axial extension and run through the oil drain groove of the surface of oil tank diapire, the plug screw includes pole portion and connects in the head of pole portion one end, the external diameter of head is greater than the diameter of oil drain hole and oil drain groove along the radial degree of depth sum of oil drain hole, the surface of pole portion be equipped with interior screw-thread fit's external screw thread, the height that highly is greater than the oil drain groove of. When screwing up the plug screw and making pole portion twist the oil drain hole completely, the height that highly is less than the oil drain groove of pole portion, fluid in the oil tank will be through preventing that the oil groove flows, realizes directional oil drain, prevents that fluid from splashing everywhere.

Description

Oil tank assembly and vehicle

Technical Field

The utility model relates to a vehicle field especially relates to an oil tank assembly and vehicle.

Background

After the oil tank for the engine is used for a certain period of time, impurities and the like are deposited at the bottom of the oil tank to form dirty oil, so that the dirty oil deposited at the bottom of the oil tank needs to be cleaned regularly. Therefore, the oil drain hole is formed in the bottom of the oil tank, and the screw plug is installed in the oil drain hole to seal the oil drain hole and prevent oil leakage.

At present, the conventional screw plug is directly in threaded connection with the oil drain hole, when the screw plug is screwed out downwards, the flowing direction of dirty oil cannot be controlled, the amount of the dirty oil flowing downwards is large, a large amount of dirty oil can be splashed, dirty oil is easily splashed to the side where an operator is located, and therefore the dirty oil is splashed to the body or the periphery of the operator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil tank assembly and vehicle, sump oil outflow direction when can controlling the oil drain prevents that sump oil from to the side splash of operator place.

To achieve the purpose, the utility model adopts the following technical proposal:

a fuel tank assembly comprising:

the fuel tank is used for storing fuel oil, an oil drain hole is formed in the bottom wall of the fuel tank, internal threads are formed in the inner wall of the oil drain hole, and an oil drain groove extends in the axial direction of the oil drain hole and penetrates through the outer surface of the bottom wall of the fuel tank;

the screw plug comprises a rod part and a head part connected to one end of the rod part, the outer diameter of the head part is larger than the sum of the diameter of the oil drain hole and the radial depth of the oil drain hole along the oil drain hole, an external thread matched with the internal thread is arranged on the outer surface of the rod part, and the height of the rod part is larger than that of the oil drain hole when the rod part is completely screwed into the oil drain hole.

As a preferable technical solution of the above oil tank assembly, one end of the rod portion extending into the oil drain hole is provided with a chamfer, and the height of the rod portion is greater than the height of the oil drain groove when the plug screw is completely screwed into the oil drain hole.

As a preferable technical solution of the above oil tank assembly, the chamfer surface is a tapered surface.

As a preferable technical solution of the above oil tank assembly, the rod is sleeved with a sealing gasket, and the sealing gasket is clamped between the outer surface of the bottom wall of the oil tank and the head.

As a preferable technical scheme of the oil tank assembly, the sealing washer is made of a rubber material.

As a preferable technical solution of the oil tank assembly, the oil tank includes an oil tank body, and a mounting block hermetically connected to an inner side surface of a bottom wall of the oil tank body;

the oil drain hole is including locating first through-hole on the oil tank body and locating second through-hole on the installation piece, first through-hole with the coaxial constant diameter of second through-hole, the oil drain groove is including locating first through-hole inner wall just follows the oil drain logical groove that first through-hole axial link up the setting.

As an optimal technical scheme of the oil tank assembly, the oil drainage groove further comprises an oil drainage groove which is formed in the inner wall of the second through hole and has an opening on one side opposite to the oil drainage through groove.

As a preferable technical solution of the oil tank assembly, a depth of the oil drain groove in a radial direction of the oil drain hole is greater than a depth of the oil drain through groove in the radial direction of the oil drain hole.

As a preferable technical solution of the oil tank assembly, the mounting block is welded to an inner side surface of a bottom wall of the oil tank body.

The utility model also provides a vehicle, including foretell oil tank assembly.

The utility model has the advantages that: when need carry out the oil drain to the oil tank, can make the height that highly is less than the oil drain groove of pole portion through revolving to twist the plug screw, fluid in the oil tank will flow through the oil drain groove, realizes directional oil drain, prevents that fluid from splashing everywhere, has effectively protected the staff. When the oil tank normally used, the height of pole portion highly is greater than the oil drain groove, and the common shutoff oil drain groove of pole portion and head makes oil drain groove all not communicate with external atmosphere and oil tank to improve the sealed effect of plug screw.

Drawings

In order to more clearly illustrate the technical solutions in 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 described 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 the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an oil tank assembly provided by an embodiment of the present invention.

In the figure:

11. an oil tank body; 12. mounting blocks;

21. a head portion; 22. a rod portion;

31. an oil drainage through groove; 32. an oil drainage groove;

4. a gasket is provided.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. 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 related to the present invention are shown in the drawings.

As shown in fig. 1, the present embodiment provides a fuel tank assembly, which includes a fuel tank and a plug screw, wherein a bottom wall of the fuel tank is provided with a drain hole, the fuel tank is used for storing fuel, the bottom wall of the fuel tank is provided with the drain hole, an inner wall of the drain hole is provided with an internal thread, and a drain groove extends along an axial direction of the drain hole and penetrates through an outer surface of the bottom wall of the fuel tank; the plug screw includes pole portion 22 and connects in the head 21 of pole portion 22 one end, and the external diameter of head 21 is greater than the diameter of oil drain hole and the oil drain groove along the radial degree of depth sum of oil drain hole, and the surface of pole portion 22 is equipped with the external screw thread with internal thread fit, and the height of pole portion 22 is greater than the height of oil drain groove when the oil drain hole is twisted completely to pole portion 22.

Adopt the oil tank assembly that this embodiment provided, when needing to carry out the oil drain to the oil tank, can make the height that highly is less than the oil drain groove of pole portion through revolving the plug screw, fluid in the oil tank will flow through the oil drain groove, realizes directional oil drain, prevents that fluid from splashing everywhere, has effectively protected the staff, maintains the oil tank behind convenient discharge sump oil and the residual fluid of discharge. When the oil tank normally used, the height that highly is greater than the oil drain groove of pole portion 22, the common shutoff oil drain groove of pole portion 22 and head 21 makes oil drain groove all not communicate with external atmosphere and oil tank to improve the sealed effect of plug screw.

Specifically, the oil tank comprises an oil tank body 11 and a mounting block 12 which is connected to the inner side surface of the bottom wall of the oil tank body 11 in a sealing manner; the oil drain hole is including locating the first through-hole on the oil tank body 11 and locating the second through-hole on the installation piece 12, and first through-hole and second through-hole are coaxial isometric, and the oil drain groove is including locating the logical groove 31 of oil drain that first through-hole inner wall just runs through the 11 diapalls of oil tank body, and locate second through-hole inner wall and one side opening just to the oil drain recess 32 that leads to the groove 31 of oil drain.

Preferably, the depth of the oil drain groove 32 in the radial direction of the oil drain hole is greater than the depth of the oil drain through groove in the radial direction of the oil drain hole. Adopt above-mentioned setting, can increase the fluid velocity of flow that flows through the oil drain groove, have certain impact force, avoid sump oil to block up the oil drain groove.

In this embodiment, the medial surface welding of

installation piece

12 and 11 diapalls of oil tank body, the connected mode is simple, and convenient operation has improved the joint strength between installation piece 12 and the oil tank body 11. Preferably, the mounting block 12 is made of the same material as the tank body 11 to facilitate welding of the mounting block 12 to the inner surface of the bottom wall of the tank body 11.

In order to improve the oil discharging effect and reduce the oil residue in the oil tank body 11, the oil drain hole is disposed at the lowest position of the bottom wall of the oil tank body 11.

In other embodiments, a chamfer surface may be further provided at the free end of the rod portion 22, and the height of the lowest point of the chamfer surface is greater than the height of the oil drain groove when the rod portion 22 is completely screwed into the oil drain hole, and the oil drain groove is not communicated with the external atmosphere and the oil tank; when carrying out the oil drain to oil tank body 11, make the height that highly is less than the oil drain groove of the minimum of scarf, make things convenient for fluid to get into in the oil drain groove. Preferably, the chamfer surface is a conical surface, so that the oil drain groove is always in a communication state after being communicated with the oil tank body 11 as the plug screw is gradually screwed out.

Furthermore, the rod part 22 is sleeved with a sealing gasket 4, and the sealing gasket 4 is clamped between the outer surface of the bottom wall of the fuel tank and the head part 21. Specifically, by selecting the sealing washer 4 with a proper size, the sealing washer 4 can completely block the oil drain hole and the oil drain through groove 31, so that the sealing effect of the plug screw is improved.

Further, set up the oil drain sign on the outer wall of oil tank body 11, the relative both sides of oil drain hole are located to oil drain sign and oil drain logical groove 31 for sign operator's standing position avoids the operator to stand near the oil drain groove or the side.

The operation method for discharging the oil from the oil tank assembly comprises the following steps:

the operator stands in the side of oil drain sign place, revolves to twist the plug screw, when the height that highly is less than oil drain recess 32 of pole portion 22, fluid in the oil tank body 11 will get into the oil drain groove and spout along the extending direction of oil drain groove, continues to twist the plug screw, and the intercommunication aperture of oil drain groove and oil tank body 11 increases gradually, and the velocity of flow will increase gradually, when twisting to a certain extent, stops to twist soon to prevent that the plug screw breaks away from the oil drain hole and makes fluid splash everywhere.

The embodiment also provides a vehicle comprising the oil tank assembly.

It is obvious that the above embodiments of the present invention are only 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. A fuel tank assembly, comprising:

the screw plug comprises a rod part (22) and a head part (21) connected to one end of the rod part (22), the outer diameter of the head part (21) is larger than the sum of the diameter of the oil drain hole and the radial depth of the oil drain hole along the oil drain hole, an external thread matched with the internal thread is arranged on the outer surface of the rod part (22), and the height of the rod part (22) is larger than that of the oil drain hole when the rod part (22) is completely screwed into the oil drain hole.

2. The tank assembly of claim 1 wherein said rod portion (22) has a chamfered surface at an end extending into said drain hole, said rod portion (22) having a height greater than a height of said drain groove when said plug is fully threaded into said drain hole.

3. The fuel tank assembly of claim 2 wherein the chamfered surface is a tapered surface.

4. A tank assembly according to claim 1, characterised in that the stem (22) is fitted with a sealing gasket (4), the sealing gasket (4) being interposed between the outer surface of the bottom wall of the tank and the head (21).

5. The fuel tank assembly of claim 1, wherein the outer wall of the fuel tank is provided with a drain indicator, and the drain indicator and the oil drain groove are disposed on opposite sides of the oil drain hole.

6. A tank assembly according to any one of claims 1 to 5, characterised in that the tank comprises a tank body (11) and a mounting block (12) sealingly connected to the inner side of the bottom wall of the tank body (11);

the oil drain hole is including locating first through-hole on the oil tank body (11) and locating second through-hole on installation piece (12), first through-hole with the coaxial constant diameter of second through-hole, the oil drain groove is including locating first through-hole inner wall just follows the logical groove of oil drain (31) that first through-hole axial link up the setting.

7. The oil tank assembly as claimed in claim 6, wherein the oil drain groove further comprises an oil drain groove (32) disposed on the inner wall of the second through hole and having an opening facing the oil drain through groove (31).

8. A tank assembly according to claim 7, characterised in that the depth of the drain recess (32) in the radial direction of the drain hole is greater than the depth of the drain channel (31) in the radial direction of the drain hole.

9. A tank assembly according to claim 6, characterised in that the mounting block (12) is welded to the inner side of the bottom wall of the tank body (11).

10. A vehicle comprising a tank assembly according to any one of claims 1 to 9.