CN217632705U

CN217632705U - Gear chamber cover cap with oil seepage prevention function

Info

Publication number: CN217632705U
Application number: CN202221638650.5U
Authority: CN
Inventors: 曾根
Original assignee: Zhejiang Hongding Auto & Motor Parts Co ltd
Current assignee: Zhejiang Hongding Auto & Motor Parts Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-10-21
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a gear room shroud of prevention of seepage oil, including end shroud, end shroud's top edge outer wall has all been opened has the mounting hole more than three, and end shroud's bottom both sides are opened joint hole and gear groove respectively, and the interior circumference of gear groove opens there is L type groove, L type inslot joint has sealed dilution backing ring, sealed dilution backing ring is close to gear groove one side outer wall and opens there is the annular card hole, and the gear groove is close to the inner wall of annular card hole below and opens there is annular clamping groove, and there is same sealing ring in annular card hole and the annular clamping groove interpolation, end shroud is close to gear groove one side and opens there is the caulking groove, and caulking groove bottom one side has fixed section of thick bamboo through the screw fixation, the joint has prevention of seepage ring in the mounting hole, and prevention of seepage ring bottom external diameter is greater than the top external diameter. The utility model discloses a sealing ring and the setting of sealed dilution backing ring for circle at the gear groove and form the sealing strip, prevented the gear room oil impregnate phenomenon, guarantee the prevention of seepage oil work of gear room when the function.

Description

Gear chamber cover cap with oil seepage prevention function

Technical Field

The utility model relates to a gear room shroud technical field especially relates to a gear room shroud of prevention of seepage oil.

Background

In the prior art, engine gear lubricating oil is filled in the gear chamber cover cap, the pressure of the highest 0.25Mpa pressure can be generated in an inner cavity when an engine operates, and the sealing of the gear chamber inner cavity is completed by tightly tightening the plane of the gear chamber cover cap and the plane of an engine box body by using bolts and filling the plane and the plane with sealant. The gear chamber is used for protecting the gear structure, the gear structure is relatively isolated from the outside of the gear chamber by the gear chamber cover, and corresponding openings are formed in the gear chamber cover, so that an external transmission component can be connected with the gear structure after penetrating through the gear chamber cover. In addition, the gear room is great in noise during operation, and a corresponding noise reduction structure is required to be arranged on the gear room cover cap so as to meet the requirement for reducing noise.

Through retrieval, chinese patent application number is CN 201521133998.9's patent, discloses a punching press gear room shroud of diesel engine, including the shroud body that closes on the engine gear room, seted up the oil blanket hole on the shroud body, the shroud body comprises with inlayer shock attenuation steel sheet outer shock attenuation steel sheet, be equipped with the first swell of protrusion shroud body outside surface on the shroud body. The utility model provides a punching press gear room shroud shock attenuation effect of current diesel engine poor, produce big and noise pollution scheduling problem of noise. The stamping gear chamber cover of the diesel engine in the patent has the following defects:

although the damping performance of the punching press gear room shroud of reinforcing diesel engine has been accomplished to whole device, but gear room shroud is when the assembly, in case the clean not enough of end cover gear groove internal surface, the sealing gasket is damaged and take place the displacement and will lead to the oil impregnate problem, consequently, the gear room shroud of a prevention of seepage oil of need is needed urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a gear chamber cover cap with oil seepage prevention.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a prevent gear room shroud of seepage oil, includes end cover lid, end cover lid's top edge outer wall has all been opened three above mounting hole, and end cover lid's bottom both sides are opened joint hole and gear groove respectively, and the interior circumference of gear groove is opened there is L type groove, and L type inslot joint has sealed dilution backing ring, and sealed dilution backing ring is close to gear groove one side outer wall and opens there is the annular card hole, and the gear groove is close to the inner wall of annular card hole below and opens there is annular clamping groove, and the interpolation of annular card hole and annular clamping groove has same sealing ring.

As a further aspect of the present invention: one side of the bottom cover cap close to the gear groove is provided with a caulking groove, and one side of the bottom of the caulking groove is fixed with a fixed cylinder through threads.

As a further aspect of the present invention: the mounting hole is internally clamped with an anti-seepage ring, and the outer diameter of the bottom of the anti-seepage ring is larger than that of the top of the anti-seepage ring.

As a further aspect of the present invention: the bottom circumference of the anti-seepage ring is provided with jacks distributed at equal intervals, and each jack is internally inserted with a bonding block.

As a further aspect of the present invention: the top circumference structure of the seepage-proofing ring is an inclined plane structure, and an inner ring is bonded at the bottom of the inner ring of the seepage-proofing ring.

As a further aspect of the present invention: the top circumference of the inner ring is provided with a gap, and the inner ring is provided with a groove close to the lower part of the gap.

As the utility model discloses further scheme again: the bottom cover is provided with a supporting groove close to one side of the clamping hole, and a partition plate is integrally formed on the middle outer wall of the bottom cover.

Compared with the prior art, the utility model provides a gear room shroud of prevention of seepage oil possesses following beneficial effect:

1. this prevention leakage oil's gear room shroud, during the use, sealed dilution backing ring is gone into to the L type inslot card of circumference in the gear groove, and make the annular card hole on the sealed dilution backing ring aim at annular draw-in groove, and simultaneously, insert annular card hole and annular draw-in groove through the sealing ring in, immediately, will seal dilution backing ring and be close to gear groove center one side bottom and bond on the inner wall of gear groove, therefore, through the setting of sealing ring and sealed dilution backing ring, make and form the sealing band in the inner circle of gear groove, the gear room oil seepage phenomenon has effectively been prevented, guarantee the prevention leakage oil work of gear room when the function.

2. This prevention of seepage gear room shroud of oil, through the structure of the big ring top of prevention of seepage ring bottom little circle, can effectively be fixed in every mounting hole with the prevention of seepage ring, promote its stability, its top circumference is provided with the inclined plane simultaneously, has made things convenient for the joint of liner, and is provided with the inner ring at the inner circle of prevention of seepage ring to be provided with opening and recess at the inner ring top, thereby collect a small amount of oil seepage, avoided the oil seepage to enter into the mounting hole, make its inside bolt appear the problem of smooth silk.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation.

Drawings

Fig. 1 is a schematic front view of a gear chamber cover with oil leakage prevention according to the present invention;

FIG. 2 is a schematic cross-sectional view of a gear groove in an oil-tight gear chamber cover according to the present invention;

fig. 3 is an explosion structure diagram of an anti-seepage ring in the gear chamber cover with oil seepage prevention according to the present invention.

In the figure: 1. a bottom cover cap; 2. mounting holes; 3. a clamping hole; 4. a partition plate; 5. a gear groove; 6. a support groove; 7. caulking grooves; 8. sealing the dilution gasket ring; 9. an annular snap hole; 10. an annular neck; 11. an inner ring; 12. an anti-seepage ring; 13. bonding blocks; 14. a bevel; 15. opening the gap; 16. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

An oil leakage prevention gear chamber cover cap is shown in figures 1-3 and comprises a bottom cover cap 1, wherein more than three mounting holes 2 are formed in the outer wall of the edge of the top of the bottom cover cap 1, a partition plate 4 is integrally formed in the middle of the outer wall of the bottom cover cap 1, a clamping hole 3 and a gear groove 5 are formed in two sides of the bottom cover cap 1 respectively, a supporting groove 6 is formed in one side, close to the clamping hole 3, of the bottom cover cap 1, an L-shaped groove is formed in the inner circumference of the gear groove 5, a sealing dilution backing ring 8 is clamped in the L-shaped groove, an annular clamping hole 9 is formed in the outer wall, close to one side of the gear groove 5, an annular clamping groove 10 is formed in the inner wall, close to the lower portion of the annular clamping hole 9 and the annular clamping groove 10, the same sealing ring is inserted in the annular clamping hole 9 and the annular clamping groove 10, and a bonding portion is arranged at the bottom of a circle, close to the center of the gear groove 5, of the sealing dilution backing ring 8;

during the use, sealed dilution backing ring 8 is gone into to the L type inslot card of circumference in gear groove 5, and make the annular card hole 9 on the sealed dilution backing ring 8 aim at annular clamping groove 10, and simultaneously, insert annular card hole 9 and annular clamping groove 10 in through the sealing ring, immediately, will seal dilution backing ring 8 and be close to gear groove 5 center one side bottom and bond on the inner wall of gear groove 5, therefore, through the setting of sealing ring and sealed dilution backing ring 8, make and form the sealing band in the inner circle of gear groove 5, gear chamber oil seepage phenomenon has effectively been prevented, guarantee the prevention of seepage oil work of gear chamber when the operation.

One side of the bottom cover cap 1 close to the gear groove 5 is provided with a caulking groove 7, and one side of the bottom of the caulking groove 7 is fixed with a fixed cylinder through threads.

In order to promote the problem of oil leakage in the mounting hole 2 and related holes thereof, as shown in fig. 3, an anti-seepage ring 12 is clamped in the mounting hole 2, the outer diameter of the bottom of the anti-seepage ring 12 is larger than the outer diameter of the top of the anti-seepage ring, jacks distributed at equal intervals are formed in the circumference of the bottom of the anti-seepage ring 12, an adhesive block 13 is respectively inserted into each jack, the circumference of the top of the anti-seepage ring 12 is of an inclined plane 14 structure, an inner ring 11 is adhered to the bottom of an inner ring of the anti-seepage ring 12, a notch 15 is formed in the circumference of the top of the inner ring 11, and a groove 16 is formed below the inner ring 11, which is close to the notch 15; the structure that the large ring at the bottom of the anti-seepage ring 12 is arranged at the top of the small ring can effectively fix the anti-seepage ring 12 in each mounting hole 2 to promote the stability of the anti-seepage ring, meanwhile, the periphery of the top of the anti-seepage ring is provided with the inclined plane 14 to facilitate the clamping of the gasket, the inner ring of the anti-seepage ring 12 is provided with the inner ring 11, and the top of the inner ring 11 is provided with the notch 15 and the groove 16, so that a small amount of seepage oil is collected, and the problem that the seepage oil enters the mounting holes 2 to cause the screw thread sliding of the bolts in the anti-seepage ring is solved.

The working principle is as follows: when the sealing device is used, the sealing dilution backing ring 8 is clamped into the L-shaped groove in the inner circumference of the gear groove 5, the annular clamping hole 9 in the sealing dilution backing ring 8 is aligned to the annular clamping groove 10, meanwhile, the sealing ring is inserted into the annular clamping hole 9 and the annular clamping groove 10, and then, the bottom of the sealing dilution backing ring 8, which is close to the center side of the gear groove 5, is bonded on the inner wall of the gear groove 5, so that a sealing strip is formed on the inner ring of the gear groove 5 through the arrangement of the sealing ring and the sealing dilution backing ring 8, the oil leakage phenomenon of a gear chamber is effectively prevented, the oil leakage prevention work of the gear chamber during operation is ensured, the anti-seepage ring 12 can be effectively fixed in each mounting hole 2 through the structure of a large ring top small ring at the bottom of the anti-seepage ring 12, the stability of the anti-seepage ring is promoted, meanwhile, the periphery of the top of the sealing ring is provided with the inclined plane 14, the clamping of the gasket is facilitated, the inner ring 11 is arranged on the inner ring of the anti-seepage ring 12, the top of the inner ring 11 is provided with the notch 15 and the groove 16, so that a small amount of the oil leakage is collected, and the oil leakage is prevented from entering the mounting hole 2, and the internal problem of the bolt is caused by the sliding thread of the bolt.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a gear room shroud of prevention of seepage oil, includes end shroud (1), a serial communication port, the top edge outer wall of end shroud (1) has all been opened mounting hole (2) more than three, and the bottom both sides of end shroud (1) open respectively and have joint hole (3) and gear groove (5), and the interior circumference of gear groove (5) is opened there is L type groove, L type inslot joint has sealed dilution backing ring (8), sealed dilution backing ring (8) are close to gear groove (5) one side outer wall and are opened and have annular card hole (9), and gear groove (5) are close to the inner wall of annular card hole (9) below and are opened and have annular card groove (10), and the interpolation of annular card hole (9) and annular card groove (10) has same sealing ring.

2. The oil-seepage-proof gear chamber cover cap as claimed in claim 1, wherein a caulking groove (7) is formed in one side of the bottom cover cap (1) close to the gear groove (5), and a fixed cylinder is fixed to one side of the bottom of the caulking groove (7) through threads.

3. Oil-seepage-proof gear chamber cover cap according to claim 1, characterized in that a seepage-proof ring (12) is clamped in the mounting hole (2), and the outer diameter of the bottom of the seepage-proof ring (12) is larger than that of the top.

4. Oil-seepage-proof gear chamber cover cap according to claim 3, characterized in that the bottom circumference of the seepage-proof ring (12) is provided with jacks distributed equidistantly, and each jack is internally inserted with a bonding block (13).

5. An oil-tight gear chamber cover according to claim 4, characterized in that the top circumference of the anti-seepage ring (12) is a bevel (14) structure, and the inner ring (11) is bonded to the bottom of the inner ring of the anti-seepage ring (12).

6. An oil-seepage-proof gear chamber cover cap as claimed in claim 5, characterized in that the top circumference of the inner ring (11) is provided with a notch (15), and the inner ring (11) is provided with a groove (16) close to the lower part of the notch (15).

7. The oil leakage prevention gear chamber cover cap according to claim 1, wherein a support groove (6) is formed in one side of the bottom cover cap (1) close to the clamping hole (3), and a partition plate (4) is integrally formed on the outer wall of the middle of the bottom cover cap (1).