CN210564703U

CN210564703U - Oil pan

Info

Publication number: CN210564703U
Application number: CN201921755957.1U
Authority: CN
Inventors: 刘法果
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-05-19
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses an oil pan, including the oil pan body, the oil pan body has opening oil storage chamber up, and the mouth of oil pan body is connected with along department and is used for with this body coupling of engine's peripheral flange, and the interval is provided with a plurality of mounting holes on the peripheral flange, and a plurality of bar gaskets that meet in proper order around the peripheral setting of oil pan body are equipped with to the bottom surface facing of peripheral flange, are equipped with one or more connecting holes on every bar gasket, and the connecting hole corresponds from top to bottom with the mounting hole at corresponding position. The utility model discloses a peripheral flange has stronger structure, and its laminating that can be better with the installation face of engine body can not take place to warp because of the pressure that receives fastening bolt in installation and use, and sealed effect between the engine body is better, and it is lower to compare the fault rate that appears the oil leak with current oil pan.

Description

Oil pan

Technical Field

The utility model relates to an oil pan.

Background

The oil pan is a housing mounted at the bottom of the engine block for collecting and storing lubricating oil. Present oil pan adopts sheet metal stamping forming more, and it includes the oil pan body, and the oil pan body has opening oil storage chamber up, and the mouth of oil pan body is equipped with the peripheral flange that is used for connecting the engine body along the department, through a plurality of bolted connection of interval setting between peripheral flange and the engine body, for the sealed effect between reinforcing oil pan and the engine body, still should be equipped with seal ring between peripheral flange and the engine body.

The existing oil pan has the following defects: the peripheral flange is connected with the engine body through a plurality of bolts, the bolts are relatively independent, the tightness of each fastening bolt is different, different parts of the peripheral flange can be subjected to different pressures, the peripheral flange can be warped and deformed, the peripheral flange cannot be completely attached to the mounting surface of the engine body, the compression effect on the sealing gasket is limited, and oil leakage occurs at any time.

Disclosure of Invention

The utility model aims at the above-mentioned problem provide a better oil pan of engine body laminating to avoid the trouble of oil leak to take place.

For reacing above-mentioned problem, the utility model discloses an oil pan body, oil pan body have opening oil storage chamber up, and the mouth of oil pan body is connected with along the department and is used for with this body coupling of engine's peripheral flange, and the interval is provided with a plurality of mounting holes on the peripheral flange, and its structural feature is a plurality of bar gaskets that meet in proper order around the peripheral setting of oil pan body are equipped with to the bottom surface facing of peripheral flange, are equipped with one or more connecting holes on every bar gasket, and the connecting hole corresponds from top to bottom with the mounting hole at corresponding position. After the structure is adopted, the fastening bolt can penetrate through the connecting hole in the strip-shaped gasket and the mounting hole in the peripheral flange to be connected with the engine body, a sealing gasket can be arranged between the peripheral flange and the engine body, the peripheral flange is compressed more smoothly, and the strip-shaped gaskets form a ring structure together, so that the peripheral flange is compressed comprehensively, the pressure on each part of the peripheral flange is basically the same, the peripheral flange cannot be warped and deformed, and the peripheral flange can be better attached to the engine body, the sealing effect is enhanced, and oil leakage faults are avoided; in addition, the strip-shaped gasket can also play a role in enhancing the strength of the peripheral flange, and the deformation of the peripheral flange due to stress in the use process is avoided.

The figure of bar gasket is four, wherein including two first gaskets that are long straight type that form that control the interval setting, still including two second gaskets that have the turning about being located two first gaskets the place ahead, still including being located two third gaskets that have the turning about being located two first gaskets the rear, wherein one end of two second gaskets docks each other, the other end of two second gaskets respectively with the front end of a first gasket dock, wherein one end of two third gaskets docks each other, the other end of two third gaskets respectively with the rear end of a first gasket dock. First gasket is long straight type for two longer lateral parts of oil pan, and second gasket, third gasket have the turning for the four corners of oil pan, first gasket, second gasket, third gasket can make respectively, can place respectively during the use, just around oil pan body round after the combination, and preparation, installation are all more convenient, can compress tightly the periphery flange comprehensively after the use.

And a downward bent flanging is arranged at the outer edge of the peripheral flange. The turn-ups can further improve the intensity of peripheral flange to form the mounting groove at the lower surface of peripheral flange, hold bar gasket and fastening bolt in it, play the effect of protection.

The turn-ups corresponds every strip gasket and all is equipped with one or more breach, and breach department is connected and is crooked in order to stretch to strip gasket bottom and carry out spacing separation blade to it to one side bending at oil pan body place. Spacing separation blade has limiting displacement to the bar gasket, makes the bar gasket keep in the mounting groove, and the bar gasket becomes an organic whole with peripheral flange, need not go the bar gasket who seeks the matching again during installation oil pan, and the bar gasket also need not deposit alone, and it is more convenient to use.

In every two gaskets that dock mutually in a plurality of bar gaskets, the tip edge of one of them bar gasket is equipped with the overlap joint limit of buckling downwards, and is equipped with the overlap joint groove of bending upward formation again after buckling downwards on another bar gasket, and the overlap joint limit of one of them bar gasket inserts in the overlap joint groove of another bar gasket. Overlap edge, overlap joint groove on two bar gaskets form the separable grafting structure of pegging graft jointly, can make adjacent bar gasket even as an organic whole after pegging graft, are favorable to compressing tightly peripheral flange more, and each bar gasket that adopts the grafting structure can be placed respectively so that install and use, has certain activity between the bar gasket, can carry out micro position control and make connecting hole and mounting hole align mutually.

The oil pan body is provided with an oil return hole and an oil leakage hole, the inner wall of the oil storage cavity is connected with a first reinforcing ring and a second reinforcing ring corresponding to the oil return hole and the oil leakage hole respectively, the first reinforcing ring is provided with a threaded hole communicated with the oil return hole, and the second reinforcing ring is provided with a threaded hole communicated with the oil leakage hole. The oil leakage hole is used for discharging old oil in the oil pan, the oil return hole is used for injecting new oil into the oil pan, and the first reinforcing ring and the second reinforcing ring with threaded holes are not only used for connecting the oil return hole and the oil leakage hole with the oil pipe, but also have the effect of increasing the strength of the parts of the oil pan body on which the oil return hole and the oil leakage hole are arranged.

The oil pan body is provided with a preformed hole, the oil storage cavity of the oil pan body is connected with a third reinforcing ring corresponding to the preformed hole, and the third reinforcing ring is provided with a threaded hole communicated with the preformed hole. The preformed hole is reserved for standby, the third reinforcing ring with the threaded hole can be connected with an oil pipe, and the third reinforcing ring has the function of increasing the strength of the part, provided with the preformed hole, on the oil pan body.

The oil leakage hole is formed in the bottom wall of the oil storage cavity, and the oil return hole and the preformed hole are formed in the side wall of the oil storage cavity and located on the left side and the right side of the oil leakage hole respectively. The oil return hole, the oil leakage hole and the preformed hole are distributed and arranged in such a way that: the oil leakage hole is the lowest in position, and the old oil of being convenient for is discharged, and oil filler pipe is convenient for connect on the oil storage chamber lateral wall of oil pan body to oil return hole, preformed hole, is favorable to the injection of new oil, and the dispersion of three is at the different positions of oil pan, and the reducible intensity that destroys the oil pan.

The oil storage cavity is characterized in that a sunken part which is sunken downwards is arranged on the bottom wall of the oil storage cavity, the sunken part is provided with an inclined plane which faces to the outside, the oil leakage hole is formed in the inclined plane, the positions of the left side and the right side of the sunken part on the bottom wall of the oil storage cavity are respectively provided with a first deformation groove which is sunken downwards and extends leftwards and rightwards, and the position of the rear side of the oil leakage hole on the bottom wall of the oil storage cavity is provided with a second deformation groove which is sunken downwards and. Depressed part, first deformation groove, second deformation groove form the additional strengthening to oil pan body oil storage chamber diapire altogether, can further prevent that oil pan body from warping and influencing the level and smooth of peripheral flange.

And the part of the peripheral flange between the mounting holes is provided with at least one third deformation groove which is sunken downwards and is adaptive to the extending direction of the peripheral flange. The third deformation groove arranged between the mounting holes has a reinforcing effect on the peripheral flange, so that the strength of the peripheral flange is further improved, and the flatness of the peripheral flange can be better guaranteed.

To sum up, the utility model discloses a peripheral flange has stronger structure, and its laminating that can be better with the installation face of engine body can not take place to warp because of the pressure that receives fastening bolt in installation and use, and the sealed effect between the engine body is better, and it is lower to compare the fault rate that appears the oil leak with current oil pan.

Drawings

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:

fig. 1 is a schematic structural view in a top view direction according to a first embodiment of the present invention;

3 FIG. 3 2 3 is 3 a 3 schematic 3 view 3 of 3 the 3 structure 3 of 3 FIG. 3 1 3 taken 3 along 3 line 3 A 3- 3 A 3; 3

FIG. 3 is an enlarged view of portion B of FIG. 2;

FIG. 4 is a bottom view of FIG. 2;

FIG. 5 is a schematic structural view of the strip-shaped gasket of the present invention;

fig. 6 is a schematic structural view of a second embodiment of the present invention in a bottom view;

FIG. 7 is a schematic view of the structure of FIG. 6 taken along line C-C;

FIG. 8 is an enlarged view of section D of FIG. 7;

fig. 9 is a schematic view of one of the connection structures between strip-shaped gaskets.

Detailed Description

Referring to fig. 1 to 5, in the first embodiment of the present invention, the oil pan includes an oil pan body 1, the oil pan body 1 has an oil storage cavity with an upward opening, the opening of the oil pan body 1 is connected with a peripheral flange 2 used for connecting with an engine body along the department, a plurality of mounting holes 3 are arranged on the peripheral flange 2 at intervals, a plurality of strip gaskets 4 which are sequentially connected and are arranged around the periphery of the oil pan body 1 are attached to the bottom surface of the peripheral flange 2, one or more connecting holes 5 are arranged on each strip gasket 4, and the connecting holes 5 correspond to the mounting holes 3 of the corresponding positions up and down. The strip gasket 4 can be fixed on the peripheral flange 2 or can exist independently, and the strip gasket 4 is placed at the corresponding position of the bottom surface of the peripheral flange 2 when the fastening bolt is installed; the strip-shaped spacers 4 may be elongated and may have a curved strip-shaped configuration, the strip-shaped spacers 4 together forming a ring-shaped configuration corresponding to the shape of the peripheral flange 2. After the structure is adopted, the fastening bolt can penetrate through the connecting hole 5 on the strip-shaped gasket 4 and the mounting hole 3 on the peripheral flange 2 to be connected with the engine body, a sealing gasket can be arranged between the peripheral flange 2 and the engine body, the peripheral flange 2 is compressed more smoothly, and the strip-shaped gaskets 4 form a ring structure together, so that the peripheral flange 2 is compressed comprehensively, the pressure on each part of the peripheral flange 2 is basically the same, the buckling deformation cannot occur, the peripheral flange can be better attached to the engine body, the sealing effect is enhanced, and the oil leakage fault is avoided; in addition, the strip-shaped gasket 4 can also play a role in enhancing the strength of the peripheral flange 2, and the deformation of the peripheral flange due to stress in the using process is avoided.

The number of the strip-shaped gaskets 4 may be set to two, three, four, five, etc., according to the specification of the oil pan. The number of the strip-shaped gaskets 4 shown in fig. 5 is four, and the strip-shaped gaskets 4 include two first gaskets 6 which are arranged at intervals left and right and are in a long straight shape, two second gaskets 7 which are arranged in front of the two first gaskets 6 and have corners left and right, and two third gaskets 8 which are arranged in back of the two first gaskets 6 and have corners left and right, wherein one ends of the two second gaskets 7 are butted with each other, the other ends of the two second gaskets 7 are butted with the front end of one first gasket 6, one ends of the two third gaskets 8 are butted with each other, and the other ends of the two third gaskets 8 are butted with the back end of one first gasket 6. First gasket 6 is long straight type for two longer lateral parts of oil pan, second gasket 7, third gasket 8 have the turning for the four corners of oil pan, first gasket 6, second gasket 7, third gasket 8 can make respectively, can place respectively during the use, just around 1 round of oil pan body after the combination, and the preparation, installation are all more convenient, can compress tightly comprehensively to peripheral flange 2 after the use.

Referring to fig. 2 and 3, a flange 9 bent downward is provided at an outer edge of the peripheral flange 2. The turn-ups 9 can further improve the intensity of peripheral flange 2 to form the mounting groove at the lower surface of peripheral flange 2, hold strip gasket 4 and fastening bolt in it, play the effect of protection.

Referring to fig. 1, 2 and 4, an oil return hole 14 and an oil leakage hole 15 are formed in an oil pan body 1, a first reinforcing ring 16 and a second reinforcing ring 17 are connected to the inner wall of an oil storage cavity corresponding to the oil return hole 14 and the oil leakage hole 15 respectively, a threaded hole communicated with the oil return hole 14 is formed in the first reinforcing ring 16, and a threaded hole communicated with the oil leakage hole 15 is formed in the second reinforcing ring 17. The oil leakage hole 15 is used for discharging old oil in the oil pan, the oil return hole 14 is used for injecting new oil into the oil pan, and the first reinforcing ring 16 and the second reinforcing ring 17 with threaded holes are used for connecting the oil return hole 14 and the oil leakage hole 15 with an oil pipe, and have the function of increasing the strength of the parts of the oil pan body 1 on which the oil return hole 14 and the oil leakage hole 15 are arranged. Be equipped with preformed hole 20 on the oil pan body 1, correspond preformed hole 20 in the oil storage chamber of oil pan body 1 and be connected with third reinforcing ring 21, be equipped with the screw hole of intercommunication preformed hole 20 on the third reinforcing ring 21. The preformed hole 20 is reserved for standby, and the third reinforcing ring 21 with the threaded hole can be connected with an oil pipe and has the function of increasing the strength of the part, on which the preformed hole 20 is arranged, of the oil pan body 1. The oil leakage hole 15 is arranged on the bottom wall of the oil storage cavity, and the oil return hole 14 and the preformed hole 20 are arranged on the side wall of the oil storage cavity and are respectively positioned at the left side and the right side of the oil leakage hole 15. The oil return hole 14, the oil leakage hole 15 and the preformed hole 20 are distributed and arranged in such a way, and the advantages are that: the 15 positions of oil leak hole are minimum, the discharge of the old oil of being convenient for, and oil filler pipe is convenient for connect on the oil storage chamber lateral wall of oil pan body 1 to oil return hole 14, preformed hole 20, is favorable to the injection of new oil, and the dispersion of three is at the different positions of oil pan, reducible intensity destruction to the oil pan.

Referring to fig. 1, 2 and 4, a downward concave portion 26 is provided on the bottom wall of the oil storage chamber, the concave portion 26 has an inclined surface 27 facing outward, the oil leakage hole 15 is provided on the inclined surface 27, first deforming grooves 23 which are downward concave and extend left and right are respectively provided on the bottom wall of the oil storage chamber at the left and right sides of the concave portion 26, and second deforming grooves 24 which are downward concave and extend left and right are provided on the bottom wall of the oil storage chamber at the rear of the oil leakage hole 15. The recessed portion 26, the first deformation groove 23, and the second deformation groove 24 together form a reinforcing structure for the bottom wall of the oil storage cavity of the oil pan body 1, and the oil pan body 1 can be further prevented from deforming to affect the flatness of the peripheral flange 2. The peripheral flange 2 is provided with at least one third deformation groove 25 recessed downwards and adapted in the extension direction of the peripheral flange 2, at a location between the mounting holes 3. The third deformation groove 25 arranged between the mounting holes 3 has a reinforcing effect on the peripheral flange 2, so that the strength of the peripheral flange 2 is further improved, and the flatness of the peripheral flange can be better ensured.

Referring to fig. 6, 7, 8, the second embodiment of the present invention is further improved on the basis of the first embodiment, and the improved turned-over edge 9 is provided with one or more gaps 10 corresponding to each strip-shaped gasket 4, and the gap 10 is connected with a limiting stop piece 11 bent to one side of the oil pan body 1 to extend to the bottom of the strip-shaped gasket 4 for limiting. Spacing separation blade 11 has limiting displacement to bar gasket 4, makes bar gasket 4 keep in the mounting groove, and bar gasket 4 becomes an organic whole with peripheral flange 2, need not go to find the bar gasket 4 of matching again during the installation oil pan, and bar gasket 4 also need not deposit alone, and it is more convenient to use.

It should be further noted that the strip-shaped gaskets 4 may be connected or not connected, for example, a disconnected structure is shown in 5, and the ends of the adjacent strip-shaped gaskets 4 are close to each other. Fig. 9 shows a structure of the connection between the strip-shaped gaskets 4, in the embodiment shown in fig. 9, in every two butted gaskets of the plurality of strip-shaped gaskets 4, a downwardly bent overlapping edge 12 is provided at an end edge of one strip-shaped gasket 4, and an overlapping groove 13 formed by bending the other strip-shaped gasket 4 downwardly and then bending the other strip-shaped gasket upwardly is provided, wherein the overlapping edge 12 of one strip-shaped gasket 4 is inserted into the overlapping groove 13 of the other strip-shaped gasket 4. Overlap edge 12, overlap joint groove 13 on two bar gaskets 4 form the separable grafting structure of pegging graft jointly, can make adjacent bar gasket 4 even as an organic whole after pegging graft, are favorable to compressing tightly to peripheral flange 2 more, and each bar gasket 4 that adopts the grafting structure can be placed respectively so that the installation uses, has certain activity between the bar gasket 4, can carry out micro position control and make connecting hole 5 and mounting hole 3 align.

To sum up, the present invention is not limited to the above-mentioned specific embodiments. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and all such changes and modifications are intended to be within the scope of the present invention.

Claims

1. The utility model provides an oil pan, includes oil pan body (1), and oil pan body (1) has the oil storage chamber of opening up, and the mouth of oil pan body (1) is connected with along the department and is used for peripheral flange (2) with engine body coupling, and the interval is provided with a plurality of mounting holes (3) on peripheral flange (2), characterized by the bottom surface facing of peripheral flange (2) is equipped with around a plurality of bar gaskets (4) that meet in proper order of oil pan body (1) peripheral setting, is equipped with one or more connecting hole (5) on every bar gasket (4), and connecting hole (5) correspond from top to bottom with mounting hole (3) at corresponding position.

2. An oil pan according to claim 1, characterized in that the number of the strip-shaped gaskets (4) is four, and the four gaskets comprise two first gaskets (6) which are arranged at intervals left and right and are in the shape of long straight type, two second gaskets (7) which are arranged at left and right sides in front of the two first gaskets (6) and have corners, and two third gaskets (8) which are arranged at left and right sides behind the two first gaskets (6) and have corners, wherein one ends of the two second gaskets (7) are butted with each other, the other ends of the two second gaskets (7) are butted with the front end of one first gasket (6), one ends of the two third gaskets (8) are butted with each other, and the other ends of the two third gaskets (8) are butted with the rear end of one first gasket (6).

3. An oil sump according to claim 2, characterized in that the outer edge of the peripheral flange (2) is provided with a downwardly bent flange (9).

4. An oil pan according to claim 3, characterized in that the flanging (9) is provided with one or more notches (10) corresponding to each strip-shaped gasket (4), and a limiting stop piece (11) which is bent towards the side where the oil pan body (1) is located and extends towards the bottom of the strip-shaped gasket (4) to limit the oil pan body is connected to the notch (10).

5. An oil pan according to claim 1, characterized in that in every two abutting gaskets of the strip-shaped gaskets (4), a downwardly bent overlap edge (12) is provided at the end edge of one strip-shaped gasket (4), and an overlap groove (13) which is bent downwardly and then upwardly is provided in the other strip-shaped gasket (4), wherein the overlap edge (12) of one strip-shaped gasket (4) is inserted into the overlap groove (13) of the other strip-shaped gasket (4).

6. The oil pan according to claim 1, characterized in that the oil pan body (1) is provided with an oil return hole (14) and an oil leakage hole (15), the inner wall of the oil storage cavity is connected with a first reinforcing ring (16) and a second reinforcing ring (17) corresponding to the oil return hole (14) and the oil leakage hole (15), the first reinforcing ring (16) is provided with a threaded hole communicated with the oil return hole (14), and the second reinforcing ring (17) is provided with a threaded hole communicated with the oil leakage hole (15).

7. The oil pan according to claim 6, characterized in that the oil pan body (1) is provided with a reserved hole (20), a third reinforcing ring (21) is connected to the corresponding reserved hole (20) in the oil storage cavity of the oil pan body (1), and the third reinforcing ring (21) is provided with a threaded hole communicated with the reserved hole (20).

8. An oil pan according to claim 7, characterized in that the oil leakage hole (15) is provided in the bottom wall of the oil storage chamber, and the oil return hole (14) and the reserve hole (20) are provided in the side wall of the oil storage chamber and located on the left and right sides of the oil leakage hole (15), respectively.

9. An oil pan according to claim 6, characterized in that the bottom wall of the oil reservoir chamber is provided with a downwardly concave depression (26), the depression (26) has an inclined surface (27) directed outwardly, the oil leak hole (15) is provided on the inclined surface (27), the bottom wall of the oil reservoir chamber is provided with first deformation grooves (23) recessed downwardly and extending laterally at the left and right sides of the depression (26), and the bottom wall of the oil reservoir chamber is provided with second deformation grooves (24) recessed downwardly and extending laterally at the rear side of the oil leak hole (15).

10. An oil sump according to any one of claims 1 to 8, characterized in that the peripheral flange (2) between the mounting holes (3) is provided with at least one third deformation groove (25) which is concave downwards and adapted in the extension direction of the peripheral flange (2).