CN213684440U

CN213684440U - Oil seal structure of connecting rod big end bearing of air compressor

Info

Publication number: CN213684440U
Application number: CN202022912240.2U
Authority: CN
Inventors: 马待娣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-07-13
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses an oil blanket structure of air compressor connecting rod stub bearing, which comprises a connecting rod, the both ends of connecting rod are provided with engaging lug and the first one of bearing respectively, the bearing lower half is installed to the first one end of bearing. The utility model discloses a connecting rod stub bearing is connected fixedly by the screw rod through first fixed ear and the fixed ear of second by bearing first one and bearing lower half and forms, the protection pad of strengthening is all installed to the inboard of bearing first one and bearing lower half, there is the bearing inner circle in the inboard welding of strengthening the protection pad, and the inboard middle part of bearing inner circle is provided with the outage, conveniently with the outside of fluid automatic discharge to the connecting axle through the outage, make things convenient for the lubrication treatment, the both sides of bearing inner circle all are provided with inlays the tongue, install the oil blanket circle at the avris of bearing inner circle, install the ear in the outside of oil blanket circle and detain, and the ear is detained and is inlayed fixed connection with the lockhole, this kind of design makes things convenient for the installation of oil.

Description

Oil seal structure of connecting rod big end bearing of air compressor

Technical Field

The utility model relates to an oil blanket structure field of being correlated with specifically is an oil blanket structure of air compressor connecting rod stub bearing.

Background

An air compressor is a device for compressing gas, and is similar to a water pump in construction, most of which are reciprocating pistons, rotating blades or rotating screws, and a centrifugal compressor is a very large application, and an air compressor is a device for compressing gas, and is similar to a water pump in construction, most of which are reciprocating pistons, rotating blades or rotating screws, and a centrifugal compressor is a very large application.

An oil seal is a mechanical element used to seal oil (oil is the most common liquid substance in a transmission system and also refers to a general liquid substance) which isolates parts needing lubrication from output parts in a transmission system so as not to allow the lubrication oil to leak. The static seal and the dynamic seal (generally reciprocating) are called as sealing elements, the representative form of the oil seal is TC oil seal, the TC oil seal is a rubber fully-coated double-lip oil seal with a self-tightening spring, and the TC framework oil seal is generally referred to as the oil seal.

The oil seal structure of the big end bearing of the connecting rod of the air compressor at the present stage has various defects, such as inconvenient installation and fixation, inconvenient assembly and inconvenient oil supply and recovery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil blanket structure of air compressor connecting rod big end bearing to the installation of the oil blanket structure who provides in solving above-mentioned background art is fixed inconvenient, and inconvenient equipment, and fluid is supplied with and is retrieved inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oil blanket structure of air compressor connecting rod stub bearing, includes the connecting rod, the both ends of connecting rod are provided with engaging lug and first one of bearing respectively, the bearing lower half is installed to the one end of first one of bearing, first one of bearing all installs with the inboard of bearing lower half and strengthens the protection pad, strengthen the inboard of protection pad and install the bearing inner circle.

In a further embodiment, the two sides of the upper half part of the bearing are respectively provided with a first fixing lug of an integrated structure, the two sides of the lower half part of the bearing are respectively provided with a second fixing lug of an integrated structure, and the first fixing lug and the second fixing lug are fixedly connected through a screw.

In a further embodiment, the bearing upper half part and the bearing lower half part are both provided with lock holes, one side of the front surface of the bearing lower half part is provided with an oil filling hole, and an oil cavity is arranged inside the bearing lower half part.

In a further embodiment, both sides of the bearing inner ring are provided with inlaid convex grooves of an integrated structure, and the bearing inner ring is provided with an oil seal ring in an inlaid mode.

In a further embodiment, the outer side of the oil seal ring is provided with an ear buckle of an integrated structure, and the ear buckle is fixedly connected with the lock hole in an embedded manner.

In a further embodiment, the bearing inner ring is welded with the inner side of the reinforcing protection pad, and the reinforcing protection pad is arranged in a semi-circular arc structure.

In a further embodiment, the middle part of the inner side of the bearing inner ring is provided with a liquid discharge hole, and the liquid discharge hole is communicated with the inner cavity of the lower half part of the bearing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a connecting rod stub bearing is connected fixedly by the screw rod through first fixed ear and the fixed ear of second by bearing first and bearing lower half and forms, all installs the enhancement protection pad in the inboard of bearing first and bearing lower half, has the bearing inner circle at the inboard welding of strengthening the protection pad, and the inboard middle part of bearing inner circle is provided with the outage, conveniently with the outside of fluid automatic discharge to the connecting axle through the outage, convenient lubrication treatment.

2. The utility model discloses a bearing inner circle's both sides all are provided with inlays the tongue, install the oil blanket circle at the avris of bearing inner circle, install the ear in the outside of oil blanket circle and detain, and the ear is detained and is inlayed fixed connection with the lockhole, and this kind of design makes things convenient for the installation of oil blanket circle to dismantle, can strengthen the oil blanket effect through it.

Drawings

FIG. 1 is a schematic structural diagram of an oil seal structure of a big end bearing of a connecting rod of an air compressor according to the present invention;

FIG. 2 is a front view of the upper bearing half and the lower bearing half of the present invention;

fig. 3 is a top view of the lower bearing half of the present invention;

fig. 4 is a front view of the oil seal ring of the present invention.

In the figure: 1. connecting lugs; 2. a connecting rod; 3. reinforcing the protective pad; 4. a screw; 5. a first fixing lug; 6. a second fixing lug; 7. an oil seal ring; 8. a lower bearing half; 9. ear buckles; 10. the upper half part of the bearing; 11. an oil filler hole; 12. a lock hole; 13. a bearing inner race; 14. inlaying the convex groove; 15. and a liquid discharge hole.

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.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides an oil blanket structure of air compressor connecting rod stub bearing, including connecting rod 2, the both ends of connecting rod 2 are provided with engaging lug 1 and the first 10 of bearing respectively, engaging lug 1 is convenient to be connected with the inboard of piston head, be used for making up into the bearing with bearing lower half 8 through the first 10 of bearing, bearing lower half 8 is installed to the one end of the first 10 of bearing, the first 10 of bearing all installs with the inboard of bearing lower half 8 and strengthens protection pad 3, it can improve the wearability of the first 10 of bearing and the inboard of bearing lower half 8 to strengthen protection pad 3, strengthen the inboard of protection pad 3 and install bearing inner race 13, bearing inner race 13 is used for installing the transmission shaft.

Further, the both sides of the first half 10 of bearing all are provided with the first fixed ear 5 of a body structure, and the both sides of the lower half 8 of bearing all are provided with the fixed ear 6 of the second of a body structure, and just first fixed ear 5 carries out bolt fixed connection through screw rod 4 with the fixed ear 6 of second, through the fixed ear 6's of first fixed ear 5 and second connection, makes it make things convenient for the first half 10 of bearing and the built-up connection of lower half 8 of bearing.

Further, all be provided with lockhole 12 on bearing upper half 10 and the bearing lower half 8, the positive one side of bearing lower half 8 is provided with oil filler point 11, and the inside of bearing lower half 8 is provided with the oiliness chamber, through lockhole 12 convenient and the ear of the oil blanket circle 7 outside 9 fixed connection.

Further, bearing inner race 13's both sides all are provided with the tongue 14 of inlaying of an organic whole structure, install oil seal ring 7 through inlaying the mode on bearing inner race 13, inlay fixed connection through inlaying tongue 14 convenience and oil seal ring 7.

Furthermore, the outer side of the oil seal ring 7 is provided with an ear buckle 9 of an integrated structure, and the ear buckle 9 is embedded and fixedly connected with the lock hole 12.

Further, the bearing inner ring 13 is welded to the inner side of the reinforcing protection pad 3, and the reinforcing protection pad 3 is of a semi-circular arc structure.

Further, the middle part of the inner side of the bearing inner ring 13 is provided with a liquid discharge hole 15, the liquid discharge hole 15 is communicated with the inner cavity of the bearing lower half portion 8, and oil in the bearing lower half portion 8 is conveniently leaked out through the liquid discharge hole 15.

The working principle is as follows: during the use, carry out the bolt fastening with first 10 of bearing through the first fixed ear 5 of both sides and the fixed ear 6 of second of the both sides of bearing lower half 8 by screw rod 4, make first 10 of bearing and bearing lower half 8 make up into bearing structure, inlay the outside of installing at bearing inner race 13 with oil seal ring 7, make the inboard draw-in groove of oil seal ring 7 inlay fixed connection with inlaying tongue 14, and the ear of the outside of oil seal ring 7 is buckled 9 and is inlayed fixed connection with lockhole 12, carry out the oil blanket protection through oil seal ring 7, and conveniently pour into fluid into the fluid chamber in bearing lower half 8 through oil filler point 11, evenly ooze the fluid in fluid chamber through outage 15, make the fluid lubrication between bearing inner race 13 and axis of rotation external diameter.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an oil blanket structure of air compressor connecting rod big end bearing, includes connecting rod (2), its characterized in that: the both ends of connecting rod (2) are provided with engaging lug (1) and first bearing (10) respectively, bearing lower half (8) are installed to the one end of first bearing (10), first bearing (10) all install with the inboard of bearing lower half (8) and strengthen protection pad (3), strengthen the inboard of protection pad (3) and install bearing inner race (13).

2. The oil seal structure of the big end bearing of the connecting rod of the air compressor as claimed in claim 1, wherein: the both sides of bearing first half (10) all are provided with first fixed ear (5) of a body structure, the both sides of bearing lower half (8) all are provided with the fixed ear of second (6) of a body structure, and just first fixed ear (5) carry out bolt fixed connection with the fixed ear of second (6) through screw rod (4).

3. The oil seal structure of the big end bearing of the connecting rod of the air compressor as claimed in claim 1, wherein: the bearing is characterized in that the bearing upper half part (10) and the bearing lower half part (8) are respectively provided with a lock hole (12), one side of the front surface of the bearing lower half part (8) is provided with an oil filling hole (11), and an oil liquid cavity is arranged in the bearing lower half part (8).

4. The oil seal structure of the big end bearing of the connecting rod of the air compressor as claimed in claim 1, wherein: both sides of the bearing inner ring (13) are provided with inlaid convex grooves (14) of an integrated structure, and the bearing inner ring (13) is provided with an oil seal ring (7) in an inlaid mode.

5. The oil seal structure of the big end bearing of the connecting rod of the air compressor as claimed in claim 4, wherein: the outer side of the oil seal ring (7) is provided with an ear buckle (9) of an integrated structure, and the ear buckle (9) is embedded and fixedly connected with the lock hole (12).

6. The oil seal structure of the big end bearing of the connecting rod of the air compressor as claimed in claim 1, wherein: the bearing inner ring (13) is welded and connected with the inner side of the reinforcing protection pad (3), and the reinforcing protection pad (3) is of a semi-circular arc structure.

7. The oil seal structure of the big end bearing of the connecting rod of the air compressor as claimed in claim 1, wherein: and the middle part of the inner side of the bearing inner ring (13) is provided with a liquid discharge hole (15), and the liquid discharge hole (15) is communicated with the inner cavity of the lower bearing half part (8).