Lightweight oil pan of automobile engine

Abstract

The utility model relates to the technical field of oil pans, and discloses an automobile engine light-weight oil pan which comprises a fixing structure and a positioning structure, the positioning structure is in threaded connection with the inner walls of the periphery of the fixing structure, the fixing structure comprises a fixing frame, and the inner walls of the periphery of the fixing frame are each in threaded connection with a set of screws. The outer walls of the group of screws are sleeved with limiting plates, the limiting plates are located on the outer walls, close to the fixing frame, of the screws, and inclined panels are arranged at the top ends of the limiting plates. Through the arrangement of the inclined panel and the fixing frame, the periphery of the assembly is fixed through the fixing frame, engine oil circulates in the fixing frame and the extension plate through the ventilation grooves, the limiting plate is fixed to the periphery of the fixing frame through the screws, the limiting plate and the inclined panel are convenient to disassemble, assemble and replace, and the top of the assembly is fixed through the inclined panel connected with the limiting plate; therefore, the assembly stably operates in the fixing structure, and the stability of the fixing structure is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of oil pan equipment, in particular to a lightweight oil pan for an automobile engine. Background Art

[0002] The oil pan is the lower part of the crankcase, also known as the lower crankcase. Its function is to seal the crankcase as the outer shell of the oil tank to prevent impurities from entering, collect and store the lubricating oil flowing back from the friction surfaces of the diesel engine, dissipate some heat, and prevent the lubricating oil from oxidizing.

[0003] The application number is CN201720238375.0, which discloses a new type of engine oil pan, whose structure includes a gasket positioning hole, an oil pan gasket, a washer, a screw plug hole, a magnetic solid oil plug, a screw, a vent hole, a nylon shell, a screw, a nut, a gasket positioning hole, an oil drain plug, a high-pressure oil pipe joint, a No. 1 fixing hole, an oil diversion hole, a plug, a No. 2 fixing hole, a connecting piece, a No. 1 foot, an elastic cylindrical pin, a No. 2 foot, and a No. 3 foot. The beneficial effect of the utility model: for the same automobile engine shell, under the conditions of similar strength and stiffness, the nylon plastic injection molding provided is 50% lighter than the single-layer steel plate material stamping part; and 30% to 40% lighter than the aluminum alloy die casting. Therefore, the application of nylon plastic in the oil pan has a good advantage in lightweighting the automobile, avoiding the high manufacturing cost of the oil pan.

[0004] The new type of engine oil pan disclosed in the above document has the following defects: after the oil pan is installed and used daily, a corresponding filtering structure is usually installed in the oil pan to filter the oil. The filtering structure needs to be fixed for use, but the structure is not provided with a corresponding fixing structure, resulting in the inability of the filtering component to operate stably.

[0005] It can be seen from this that the existing engine oil pan does not have the function of effectively fixing the components, and it is necessary to improve the existing deficiencies and provide a function that can effectively fix the components. Utility Model Content

[0006] The utility model aims to provide a lightweight oil pan for an automobile engine to solve the problems raised in the above-mentioned background technology.

[0007] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0008] The utility model is a lightweight oil pan for automobile engine, comprising a fixing structure and a positioning structure, wherein the positioning structure is threadedly connected to the inner walls of the fixing structure, wherein the fixing structure comprises a fixing frame, wherein a group of screws are threadedly connected to the inner walls of the fixing frame, wherein a limit plate is sleeved on the outer wall of the group of screws, wherein the limit plate is located on the outer wall close to the screws and the fixing frame, and an inclined plate is provided on the top of the limit plate. The purpose of such arrangement is that during the use of the oil pan, the engine oil is stored and used by the fixing shell, the bottom plate is provided to facilitate the removal and replacement of the fixing structure from the fixing shell, the fixing frame is used to fix the components around, the engine oil is mutually circulated in the fixing frame and the extension plate through the air-permeable groove, the isolation plate and the extension plate are used to block and isolate part of the engine oil, the flow rate of the engine oil is reduced, and the filter component is more efficient in filtering the engine oil, the limit plate is fixed to the fixing frame around by screws, and the limit plate and the inclined plate are conveniently disassembled and replaced, and the inclined plate connected to the limit plate fixes the top of the component, so that the component operates stably in the fixing structure, and the stability of the fixing structure is enhanced.

[0009] Furthermore, the four inclined panels are close to each other, and the two ends of the four inclined panels are close to each other. The purpose of this arrangement is that during the use of the carburetor sump, the inclined panels connected to the limit plates fix the top of the component, so that the component can operate stably in the fixed structure.

[0010] Furthermore, a plurality of ventilation grooves are evenly formed on the four outer walls of the fixing frame, so that during the use of the carburetor sump, the engine oil can flow between the fixing frame and the extension plate through the ventilation grooves.

[0011] Furthermore, a bottom plate is welded to the lower surface of the fixed frame, a fixed shell is welded to the lower surface of the bottom plate, and isolation plates are welded to the outer walls on both sides of the fixed frame, and one end of the two isolation plates extends to the inner walls on both sides of the fixed shell. The purpose of this arrangement is that during the use of the carburetor sump, the isolation plates and the extension plates block and isolate part of the engine oil, reduce the flow rate of the engine oil, and enable the filter assembly to filter the engine oil more efficiently.

[0012] Furthermore, a slot is provided on the lower surface of the fixing frame, and an extension plate is welded on one side outer wall of the fixing frame. The purpose of such arrangement is that during the use of the carburetor sump, the bottom of the assembly is positioned by the slot, and the extension plate diverts the oil to stabilize its flow rate.

[0013] Furthermore, a plurality of air-permeable grooves are provided on the outer wall of the extension plate, a mounting plate is welded on the outer wall of the bottom side of the extension plate, and one end of the mounting plate extends to the inner wall of the fixed shell. The purpose of such a setting is that during the use of the carburetor sump, the extension plate can be fixed to the bottom plate by connecting bolts in the mounting plate and the bottom plate, so as to facilitate disassembly, assembly and replacement.

[0014] The utility model has the following beneficial effects:

[0015] (1) The utility model fixes the components on all sides by means of the setting of the inclined plate and the fixed frame, and the engine oil circulates between the fixed frame and the extension plate through the air vents. The limit plate is fixed on all sides of the fixed frame by screws, which facilitates the disassembly, assembly and replacement of the limit plate and the inclined plate. The inclined plate connected to the limit plate fixes the top of the component, so that the component can operate stably in the fixed structure, thereby enhancing the stability of the fixed structure.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the split structure of the fixed structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the internal split structure of the utility model;

[0021] Figure 4 It is a schematic diagram of the partially split structure of the utility model;

[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0023] In the figure: 1. fixing structure; 101. fixing shell; 102. bottom plate; 103. fixing frame; 104. isolation plate; 105. ventilation groove; 106. card slot; 107. extension plate; 108. mounting plate; 2. positioning structure; 201. screw; 202. limit plate; 203. inclined panel. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1 - Figure 4 As shown, the utility model is a lightweight oil pan for an automobile engine, comprising a fixing structure 1 and a positioning structure 2, wherein the positioning structure 2 is threadedly connected to the inner walls around the fixing structure 1, and the fixing structure 1 comprises a fixing frame 103, wherein a group of screws 201 are threadedly connected to the inner walls on the four sides of the fixing frame 103, and a limiting plate 202 is sleeved on the outer wall of the group of screws 201, and the limiting plate 202 is located on the outer wall close to the screws 201 and the fixing frame 103, and an inclined panel 203 is provided on the top of the limiting plate 202. The purpose of such arrangement is that during the use of the carburetor sump, the engine oil is stored and used by the fixed shell 101, and the bottom plate 102 is arranged to facilitate the removal and replacement of the fixed structure 1 from the fixed shell 101. The assembly is fixed on all sides by the fixed frame 103, and the engine oil circulates mutually in the fixed frame 103 and the extension plate 107 through the air-permeable groove 105. Part of the engine oil is blocked and isolated by the isolation plate 104 and the extension plate 107 to reduce the flow rate of the engine oil and enable the filter assembly to filter the engine oil more efficiently. The limit plate 202 is fixed on all sides of the fixed frame 103 by screws 201, which facilitates the disassembly, assembly and replacement of the limit plate 202 and the inclined plate 203. The inclined plate 203 connected to the limit plate 202 fixes the top of the assembly, so that the assembly can operate stably in the fixed structure 1, thereby enhancing the stability of the fixed structure 1.

[0026] The four inclined panels 203 are close to each other, and the two ends of the four inclined panels 203 are close to each other. The purpose of this arrangement is that during the use of the carburetor, the inclined panels 203 connected to the limit plates 202 fix the top of the component, so that the component can operate stably in the fixed structure 1.

[0027] A plurality of ventilation grooves 105 are evenly provided on the four outer walls of the fixed frame 103. The purpose of such arrangement is that during the use of the carburettor sump, the engine oil circulates mutually in the fixed frame 103 and the extension plate 107 through the ventilation grooves 105.

[0028] The bottom plate 102 is welded to the lower surface of the fixed frame 103, the fixed shell 101 is welded to the lower surface of the bottom plate 102, and the isolation plates 104 are welded to the outer walls on both sides of the fixed frame 103, and one end of the two isolation plates 104 extends to the inner walls on both sides of the fixed shell 101. The purpose of this arrangement is that during the use of the carburetor sump, the isolation plates 104 and the extension plates 107 block and isolate part of the engine oil, reduce the flow rate of the engine oil, and enable the filter assembly to filter the engine oil more efficiently.

[0029] A slot 106 is provided on the lower surface of the fixing frame 103, and an extension plate 107 is welded on one side of the outer wall of the fixing frame 103. The purpose of this arrangement is that during the use of the carburetor sump, the bottom of the assembly is positioned by the slot 106, and the extension plate 107 diverts the oil to stabilize its flow rate.

[0030] A plurality of venting grooves 105 are provided on the outer wall of the extension plate 107, and a mounting plate 108 is welded on the outer wall of the bottom side of the extension plate 107, and one end of the mounting plate 108 extends to the inner wall of the fixed shell 101. The purpose of such a setting is that during the use of the carburetor sump, the extension plate 107 is fixed to the bottom plate 102 by connecting bolts in the mounting plate 108 and the bottom plate 102, so as to facilitate disassembly and replacement.

[0031] When in use, during the use of the carburetor sump, the engine oil is stored and used through the fixed shell 101, and the bottom plate 102 is provided to facilitate the removal and replacement of the fixed structure 1 from the fixed shell 101. The assembly is fixed on all sides by the fixed frame 103, and the engine oil circulates mutually in the fixed frame 103 and the extension plate 107 through the air permeable groove 105. Part of the engine oil is blocked and isolated by the isolation plate 104 and the extension plate 107 to reduce the flow rate of the engine oil and enable the filter assembly to filter the engine oil more efficiently. The limit plate 202 is fixed on all sides of the fixed frame 103 by screws 201, which facilitates the disassembly, assembly and replacement of the limit plate 202 and the inclined plate 203. The inclined plate 203 connected to the limit plate 202 fixes the top of the assembly, so that the assembly can operate stably in the fixed structure 1, thereby enhancing the stability of the fixed structure 1.

[0032] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A lightweight oil pan for an automobile engine, comprising a fixing structure (1) and a positioning structure (2), characterized in that: The positioning structure (2) is threadedly connected to the inner walls of the fixed structure (1) on four sides. The fixed structure (1) comprises a fixed frame (103). A group of screws (201) are threadedly connected to the inner walls of the four sides of the fixed frame (103). A limiting plate (202) is sleeved on the outer wall of the group of screws (201). The limiting plate (202) is located on the outer wall where the screws (201) and the fixed frame (103) are close. An inclined panel (203) is provided at the top of the limiting plate (202).

2. The lightweight oil pan of an automobile engine according to claim 1, characterized in that: The four inclined panels (203) are close to each other, and two ends of the four inclined panels (203) are close to each other.

3. The lightweight oil pan of an automobile engine according to claim 1, characterized in that: A plurality of ventilation grooves (105) are evenly arranged on the four outer walls of the fixing frame (103).

4. The lightweight oil pan of an automobile engine according to claim 1, characterized in that: A bottom plate (102) is welded to the lower surface of the fixing frame (103), a fixing shell (101) is welded to the lower surface of the bottom plate (102), isolation plates (104) are welded to both side outer walls of the fixing frame (103), and one end of the two isolation plates (104) extends to both side inner walls of the fixing shell (101).

5. The lightweight oil pan of an automobile engine according to claim 1, characterized in that: A slot (106) is provided on the lower surface of the fixing frame (103), and an extension plate (107) is welded to an outer wall of one side of the fixing frame (103).

6. The lightweight oil pan of an automobile engine according to claim 5, characterized in that: A plurality of air permeable grooves (105) are provided on the outer wall of the extension plate (107), a mounting plate (108) is welded to the outer wall on one side of the bottom of the extension plate (107), and one end of the mounting plate (108) extends to the inner wall of the fixed shell (101).

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