Variable-volume oil pan device

Abstract

The utility model relates to an oil pan device with variable volume, which comprises an oil pan body, a fixing device, a volume adjusting spacer block and a bolt, a plurality of fixing threaded hole seats are arranged in the fixing device, and the fixing device is fixedly connected with the inner side of the oil pan body; a plurality of mounting through holes are formed in the positions, corresponding to the fixed threaded hole seats, of the volume adjusting spacer blocks; and the volume adjusting spacer block is in bolted connection with the fixing device by a bolt through the mounting through hole. Under the condition that the oil pan body is not changed, the capacity of the oil pan can be adjusted only by developing the volume adjusting spacer blocks with different sizes, so that the oil change mileage of an engine can be adjusted under the condition that different oil pan bodies do not need to be newly developed, the oil change mileage requirements of different subdivision applications are well met, and the oil change mileage of the engine can be adjusted. And the customer refueling cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of engine oil lubrication systems, in particular to a variable-volume oil pan device. Background Art

[0002] With more and more truck application market segments, promoting the development of diesel engines in my country is of great significance and has broad application prospects.

[0003] The defects of the prior art are as follows:

[0004] Since the existing diesel engine oil pan volume is fixed when it leaves the factory, it is impossible to adjust the oil volume according to the actual usage scenario of the truck, resulting in oil waste and increased maintenance costs. Utility Model Content

[0005] In view of the above-mentioned problems, the utility model provides a variable-volume oil pan device, the purpose of which is to be applicable to diesel engine sub-applications that need to select different oil change mileages according to different sub-applications; according to the needs of the sub-applications for the oil change mileage, the corresponding oil volume in the oil pan is calculated, and by installing volume adjustment spacers of different sizes on the oil pan body, an oil pan device with an adapted capacity is obtained to meet the requirements of adding oil volume at different oil change mileages.

[0006] In order to solve the above problems, the technical solution provided by the utility model is:

[0007] A variable volume oil pan device comprises an oil pan body, a fixing device, a volume adjustment spacer and bolts, wherein:

[0008] The fixing device is equipped with a plurality of fixing threaded hole seats and is fixedly connected to the inner side of the oil pan body; a plurality of mounting through holes are provided at corresponding positions of the volume adjustment spacer and the fixing threaded hole seats; the bolts connect the volume adjustment spacer to the fixing device through the mounting through holes.

[0009] Preferably, the volume adjustment spacer comprises a rectangular mounting platform at the top and a box-shaped square cavity at the bottom; the mounting platform and the box-shaped square cavity are fixedly connected; the volume adjustment spacer and the oil pan body are made of the same composite plastic material to improve the reliability of the connection and sealing structure.

[0010] Preferably, a groove is provided at the bottom of the box-shaped square cavity; a circle of sealing gasket is provided inside the groove.

[0011] Preferably, the long side and the wide side of the mounting platform are larger than the long side and the wide side of the box-shaped square cavity; the mounting through holes are symmetrically distributed on the protruding parts of the two long side edges of the mounting platform.

[0012] Preferably, the cross-section of the mounting platform is a rectangle with rounded corners, the length of the long side is 432.4 mm, the length of the wide side is 279.8 mm, and 6 mounting holes are symmetrically arranged along the central axis of the wide side. The center distance between two axially symmetrical mounting holes is 234.5 mm, and the center distance between two adjacent mounting holes is 194 mm.

[0013] Preferably, the diameter of the mounting through hole is 6 mm, and the tolerance range is -0.5 mm-0.5 mm.

[0014] Preferably, the total volume of the volume adjusting spacer is 4L, which is used to reduce the volume of the original oil pan by 4L; the height from the top horizontal plane of the mounting platform to the bottom horizontal plane of the box-shaped square cavity is 35mm.

[0015] Preferably, the total volume of the volume adjusting spacer is 6L, which is used to reduce the volume of the original oil pan by 6L; the height from the top horizontal plane of the mounting platform to the bottom horizontal plane of the box-shaped square cavity is 52mm.

[0016] Preferably, the total volume of the volume adjusting spacer is 8L, which is used to reduce the volume of the original oil pan by 8L; the height from the top horizontal plane of the mounting platform to the bottom horizontal plane of the box-shaped square cavity is 68mm.

[0017] Preferably, the bolt is a M5x0.8 hexagonal bolt.

[0018] Compared with the prior art, the present invention has the following advantages:

[0019] 1. Since the oil pan body and the volume adjustment spacer are designed separately, the capacity of the oil pan can be adjusted by developing volume adjustment spacers of different sizes without changing the oil pan body. This allows the oil change mileage of the engine to be adjusted without the need to develop a new oil pan body, thus better meeting the oil change mileage requirements of different segmented applications and saving customers' refueling costs.

[0020] 2. Since the variable volume oil pan device is easy to install and has strong applicability, it can be widely used in diesel engine lubrication system oil pan devices, thereby reducing the maintenance cost of customers' vehicles. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional schematic diagram of a variable volume oil pan device according to an embodiment of the utility model;

[0022] Figure 2 A cross-sectional view of a variable volume oil pan device according to an embodiment of the present utility model;

[0023] Figure 3 It is a schematic diagram of a 4L variable volume oil pan device according to an embodiment of the utility model;

[0024] Figure 4 It is a schematic diagram of a 6L variable volume oil pan device according to an embodiment of the utility model;

[0025] Figure 5 It is a schematic diagram of an 8L variable volume oil pan device according to an embodiment of the present invention.

[0026] Wherein: 100. Oil pan body, 200. Fixing device, 201. Fixing threaded hole seat, 300. Volume adjustment spacer, 301. Mounting through hole, 302. Mounting platform, 303. Box-shaped square cavity, 304. Groove, 305. Sealing pad, 400. Bolt, DETAILED DESCRIPTION

[0027] The present invention is further explained below in conjunction with specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention. After reading the present invention, various equivalent forms of modifications to the present invention by those skilled in the art all fall within the scope defined by the claims attached to this application.

[0028] A variable volume oil pan device, such as Figure 1 As shown, it includes an oil pan body 100, a fixing device 200, a volume adjustment spacer 300 and a bolt 400, wherein:

[0029] The fixing device 200 is equipped with multiple fixing threaded hole seats 201 and is fixedly connected to the inner side of the oil pan body 100; multiple mounting through holes 301 are provided at corresponding positions of the volume adjustment spacer 300 and the fixing threaded hole seats 201; bolts 400 bolt the volume adjustment spacer 300 to the fixing device 200 through the mounting through holes 301; the fixing device 200 and the oil pan body 100 are integrated, and a boss is reserved when the oil pan is injection-molded, and the fixing threaded hole seats 201 are injection-molded therein, and the size arrangement of the fixing threaded hole seats 201 is the same as that of the volume adjustment spacer 300 above.

[0030] like Figure 2 As shown, it should be noted that the volume adjustment spacer 300 includes a rectangular mounting platform 302 located at the top and a box-shaped square cavity 303 located at the bottom; the mounting platform 302 and the box-shaped square cavity 303 are fixedly connected; the volume adjustment spacer 300 and the oil pan body 100 are made of the same composite plastic material to improve the reliability of the connection and sealing structure.

[0031] It should be further explained that a groove 304 is provided at the bottom of the box-shaped square cavity 303 ; a circle of sealing gasket 305 is provided inside the groove 304 .

[0032] It should be further explained that the long side and the wide side of the mounting platform 302 are larger than the long side and the wide side of the box-shaped square cavity 303 ; the mounting through holes 301 are symmetrically distributed on the protruding parts of the two long side edges of the mounting platform 302 .

[0033] In this specific embodiment, the cross-section of the mounting platform 302 is a rectangle with rounded corners, a long side length of 432.4 mm, a wide side length of 279.8 mm, and 6 mounting through holes 301 are symmetrically arranged along the central axis of the wide side. The center distance between two axially symmetrical mounting through holes 301 is 234.5 mm, and the center distance between two adjacent mounting through holes 301 is 194 mm.

[0034] It should be noted that the diameter of the mounting through hole 301 is 6 mm, and the tolerance range is -0.5 mm to 0.5 mm.

[0035] In this specific embodiment, three types of volume adjustment spacers 300 are provided, which correspondingly reduce the total volume of the oil pan by 4L / 6L / 8L; when the variable volume oil pan device is working, the corresponding oil volume in the oil pan is calculated according to the needs of the oil change mileage of the subdivided application, and the oil pan device of adaptive capacity is obtained by installing volume adjustment spacers 300 of different sizes on the oil pan body 100, so as to use one body to meet the needs of different customers for oil change mileage.

[0036] like Figure 3 As shown, in this specific embodiment, the total volume of the volume adjustment spacer 300 is 4L, which is used to reduce the volume of the original oil pan by 4L; the height from the top horizontal plane of the mounting platform 302 to the bottom horizontal plane of the box-shaped square cavity 303 is 35mm.

[0037] like Figure 4 As shown, in this specific embodiment, the total volume of the volume adjustment spacer 300 is 6L, which is used to reduce the volume of the original oil pan by 6L; the height from the top horizontal plane of the mounting platform 302 to the bottom horizontal plane of the box-shaped square cavity 303 is 52mm.

[0038] like Figure 5 As shown, in this specific embodiment, the total volume of the volume adjustment spacer 300 is 8L, which is used to reduce the volume of the original oil pan by 8L; the height from the top horizontal plane of the mounting platform 302 to the bottom horizontal plane of the box-shaped square cavity 303 is 68mm.

[0039] It should be noted that the bolt 400 is a M5x0.8 hexagonal bolt.

[0040] In the above detailed description, various features are grouped together in a single embodiment to simplify the disclosure. This method of disclosure should not be interpreted as reflecting an intention that the embodiments of the claimed subject matter require more features than are clearly stated in each claim. On the contrary, as reflected in the appended claims, the invention is in a state of having less than all the features of the disclosed individual embodiments. Therefore, the appended claims are hereby expressly incorporated into the detailed description, with each claim standing on its own as a separate preferred embodiment of the invention.

[0041] The disclosed embodiments are described above to enable any person skilled in the art to implement or use the present invention. Various modifications of these embodiments are obvious to those skilled in the art, and the general principles defined herein may also be applied to other embodiments without departing from the spirit and scope of the present disclosure. Therefore, the present disclosure is not limited to the embodiments given herein, but is consistent with the broadest scope of the principles and novel features disclosed in this application.

[0042] The above description includes examples of one or more embodiments. Of course, it is not possible to describe all possible combinations of components or methods for the purpose of describing the above embodiments, but it should be recognized by those skilled in the art that the various embodiments may be further combined and arranged. Therefore, the embodiments described herein are intended to cover all such changes, modifications and variations that fall within the scope of protection of the appended claims. In addition, with respect to the term "comprising" used in the specification or claims, the word is covered in a manner similar to the term "including", just as "including," is explained as a transitional word in the claims. In addition, any term "or" used in the specification of the claims is intended to mean "non-exclusive or".

[0043] The specific implementation methods described above further illustrate the objectives, technical solutions and beneficial effects of the present invention in detail. It should be understood that the above description is only a specific implementation method of the present invention and is not intended to limit the scope of protection of the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A variable volume oil pan device, characterized in that: The oil pan comprises an oil pan body (100), a fixing device (200), a volume adjustment spacer (300) and a bolt (400), wherein: The fixing device (200) is provided with a plurality of fixing threaded hole seats (201) and is fixedly connected to the inner side of the oil pan body (100); the volume adjustment spacer (300) and the fixing threaded hole seats (201) are provided with a plurality of mounting through holes (301) at corresponding positions; and the bolts (400) are bolted to the fixing device (200) through the mounting through holes (301).

2. The variable volume oil pan device according to claim 1, characterized in that: The volume adjustment spacer (300) comprises a rectangular parallelepiped mounting platform (302) located at the top and a box-shaped square cavity (303) located at the bottom; the mounting platform (302) and the box-shaped square cavity (303) are fixedly connected; the volume adjustment spacer (300) and the oil pan body (100) are made of the same composite plastic material, so as to improve the reliability of the connection and sealing structure.

3. The variable volume oil pan device according to claim 2, characterized in that: A groove (304) is provided at the bottom of the box-shaped square cavity (303); a circle of sealing gasket (305) is provided inside the groove (304).

4. The variable volume oil pan device according to claim 3, characterized in that: The long side and the wide side of the installation platform (302) are both larger than the long side and the wide side of the box-shaped square cavity (303); the installation through holes (301) are symmetrically distributed on the protruding parts of the two long side edges of the installation platform (302).

5. The variable volume oil pan device according to claim 4, characterized in that: The cross section of the mounting platform (302) is a rectangle with rounded corners, the length of the long side is 432.4 mm, the length of the wide side is 279.8 mm, six mounting through holes (301) are symmetrically arranged along the central axis of the wide side, the center spacing between two axially symmetrical mounting through holes (301) is 234.5 mm, and the center spacing between two adjacent mounting through holes (301) is 194 mm.

6. The variable volume oil pan device according to claim 5, characterized in that: The diameter of the mounting through hole (301) is 6 mm, and the tolerance range is -0.5 mm to 0.5 mm.

7. The variable volume oil pan device according to claim 6, characterized in that: The total volume of the volume adjustment spacer (300) is 4L, and is used to reduce the volume of the original oil pan by 4L; the height from the top horizontal plane of the mounting platform (302) to the bottom horizontal plane of the box-shaped square cavity (303) is 35mm.

8. The variable volume oil pan device according to claim 6, characterized in that: The total volume of the volume adjustment spacer (300) is 6L, and is used to reduce the volume of the original oil pan by 6L; the height from the top horizontal plane of the mounting platform (302) to the bottom horizontal plane of the box-shaped square cavity (303) is 52mm.

9. The variable volume oil pan device according to claim 6, characterized in that: The total volume of the volume adjustment spacer (300) is 8L, and is used to reduce the volume of the original oil pan by 8L; the height from the top horizontal plane of the mounting platform (302) to the bottom horizontal plane of the box-shaped square cavity (303) is 68mm.

10. The variable volume oil pan device according to claim 6, characterized in that: The model of the bolt (400) is an M5x0.8 hexagonal bolt.

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