CN212985612U

CN212985612U - End sealing structure of compressor of supercharger

Info

Publication number: CN212985612U
Application number: CN202021729542.XU
Authority: CN
Inventors: 刘清华
Original assignee: Hangzhou Hanke Technology Co ltd
Current assignee: Hangzhou Hanke Technology Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-04-16
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses a supercharger compressor end sealing structure, which solves the problems that the structure is complex, the installation steps are complex, lubricating oil flows out due to pressure difference and the normal use is influenced, and comprises a shaft sleeve, wherein the outside of the shaft sleeve is fixed with a fan blade, one end of the fan blade is fixed with a rotating plate, one end of the shaft sleeve, which is far away from the rotating plate, is connected with a nut, the inner side of the rotating plate is sleeved with an inner rod, the inner side of the nut is connected with a threaded rod, one end of the inner rod, which is far away from the threaded rod, is fixed with a first connecting shaft, the outside of the first connecting shaft is fixed with a first protective shell, one end of the first connecting shaft, which is far away from the inner rod, is provided with a lug, one end of the lug, which is far away from the first protective shell, is, the service life can be prolonged, and the reliability and the safety can be improved.

Description

End sealing structure of compressor of supercharger

Technical Field

The utility model belongs to the technical field of the booster, concretely relates to booster compressor end seal structure.

Background

Supercharger shall mean an engine intake supercharger, including three forms: the exhaust gas turbocharger, the mechanical turbocharger and the electric auxiliary turbocharger compress air through the supercharger, the air inlet density of the engine is improved, the power per liter of the engine can be improved, meanwhile, the mixed combustion regulation of the engine is improved, the combustion efficiency is improved, the effects of saving fuel oil and reducing emission can be achieved, the exhaust gas turbocharger is an important technical progress of modern engines and is the most commonly applied engine exhaust gas turbocharger at present.

But present booster compressor end seal structure, the structure is complicated, the loaded down with trivial details problem of installation step, booster compressor end seal structure, the structure is complicated, the installation step is loaded down with trivial details, can make lubricating oil flow out because of the pressure difference, influences normal use.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a booster compressor end seal structure, the effectual booster compressor end seal structure of having solved, the structure is complicated, and installation steps are loaded down with trivial details, can make lubricating oil flow out because of the pressure differential, influence the problem of normal use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a booster compressor end seal structure, which comprises a shaft sleeve, the axle sleeve outside is fixed with the flabellum, flabellum one end is fixed with changes the board, the axle sleeve is kept away from and is changeed board one end and be connected with the nut, change the inboard interior pole that has cup jointed of board, the nut inboard is connected with the threaded rod, interior pole is kept away from threaded rod one end and is fixed with first even axle, the first axle outside is fixed with first protective housing, first axle is kept away from interior pole one end and is installed the lug, first protective housing one end is kept away from to the lug and is connected with the second protective housing, the bearing has been cup jointed in the lug outside, the bearing outside is fixed with the baffle, first protective housing is close to second.

Preferably, the inner side of the bearing is coated with lubricating oil.

Preferably, the inner sides of the first connecting plate and the second connecting plate are provided with through grooves.

Preferably, the number of the fan blades is 6.

Preferably, the first protective case and the second protective case are each a stainless steel member.

Preferably, the outer side of the nut is provided with a through hole.

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

the utility model discloses simple structure, installation procedure is succinct, and the fault rate is low, can not lead to lubricating oil to flow because of the pressure differential, can increase life, increases reliability and security.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the first protective case mounting structure of the present invention;

fig. 3 is a schematic view of the bearing mounting structure of the present invention.

In the figure: 1. a shaft sleeve; 2. rotating the plate; 3. a fan blade; 4. a nut; 5. a partition plate; 6. a first coupling shaft; 7. a first protective case; 8. a bump; 9. a second protective shell; 10. a first connecting plate; 11. a bearing; 12. a second connecting plate; 13. an inner rod; 14. a threaded rod.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment one, by figure 1, figure 2 and figure 3 give, the utility model discloses an

axle sleeve

1, 1 outside of axle sleeve is fixed with

flabellum

3, 3 one end of flabellum is fixed with commentaries on classics board 2, axle sleeve 1 is kept away from commentaries on classics board 2 one end and is connected with nut 4, change 2 inboard interior poles 13 that have cup jointed of board, nut 4 inboard is connected with threaded rod 14, interior pole 13 is kept away from threaded rod 14 one end and is fixed with

first axle

6, 6 outsides of first axle are fixed with first protective housing 7, first axle 6 is kept away from interior pole 13 one end and is installed lug 8, lug 8 is kept away from 7 one end of first protective housing and is connected with second protective housing 9, bearing 11 has been cup jointed in the 8 outsides of lug, the bearing 11 outside is fixed with baffle 5, first protective housing 7 is close to 9 one end of second protective housing and is connected with second connecting plate 12.

In the second embodiment, as shown in fig. 1, 2 and 3, the friction force can be reduced by applying the lubricating oil to the inside of the bearing 11.

Third embodiment, on the basis of first embodiment, as shown in fig. 1, 2, and 3, through grooves are formed in the inner sides of the first connecting plate 10 and the second connecting plate 12, so that the second protective shell 9 can be connected with the first connecting plate 10 conveniently, and the first protective shell 7 can be connected with the second connecting plate 12 conveniently.

In the fourth embodiment, based on the first embodiment, as shown in fig. 1, 2 and 3, the number of the fan blades 3 is 6, so that sufficient wind can be ensured.

In the fifth embodiment, based on the first embodiment, as shown in fig. 1, 2 and 3, the first protective casing 7 and the second protective casing 9 are both stainless steel members, so that the service life is prolonged.

Sixth embodiment, on the basis of the first embodiment, as shown in fig. 1, 2, and 3, a through hole is formed in the outer side of the nut 4, and a screw can be inserted into the through hole for fastening.

The working principle is as follows: when a supercharger compressor end sealing structure is used, a first connecting plate 10 and a second connecting plate 12 are fixed on two sides of a partition plate 5, grooves are formed in the inner sides of the first connecting plate 10 and the second connecting plate 12, the first connecting plate 10 and the second connecting plate 12 can be inserted into the grooves, lubricating grease is smeared in the grooves, sealing and lubricating effects are achieved, a first protective shell 7 and a second protective shell 9 can be connected with the partition plate 5, the first connecting plate 10 and the second connecting plate 12 form a relatively airtight environment, sufficient lubricating grease is filled, sealing effects can be achieved, the lubricating grease has viscosity, enough sealing performance can be guaranteed, lubricating effects can be achieved, the second protective shell 9 is connected with a lug 8 through a threaded hole formed in the inner side of the second protective shell 9, the second protective shell 9 and the lug 8 can be separated, installation is achieved, and installation steps are simple.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a booster compressor end seal structure, includes axle sleeve (1), its characterized in that: axle sleeve (1) outside is fixed with flabellum (3), flabellum (3) one end is fixed with changes board (2), axle sleeve (1) is kept away from and is changeed board (2) one end and be connected with nut (4), change board (2) inboard and cup jointed interior pole (13), nut (4) inboard is connected with threaded rod (14), interior pole (13) are kept away from threaded rod (14) one end and are fixed with first even axle (6), first even axle (6) outside is fixed with first protective housing (7), first even axle (6) are kept away from interior pole (13) one end and are installed lug (8), lug (8) are kept away from first protective housing (7) one end and are connected with second protective housing (9), bearing (11) have been cup jointed in the lug (8) outside, bearing (11) outside is fixed with baffle (5), first protective housing (7) are close to second protective housing (9) one end and are connected with second connecting plate (12), second protective housing (9) are close to first protective housing (7) and are installed first connecting.

2. The supercharger compressor end sealing structure of claim 1, wherein: lubricating oil is coated on the inner side of the bearing (11).

3. The supercharger compressor end sealing structure of claim 1, wherein: the inner sides of the first connecting plate (10) and the second connecting plate (12) are provided with through grooves.

4. The supercharger compressor end sealing structure of claim 1, wherein: the number of the fan blades (3) is 6.

5. The supercharger compressor end sealing structure of claim 1, wherein: the first protective shell (7) and the second protective shell (9) are both stainless steel components.

6. The supercharger compressor end sealing structure of claim 1, wherein: the outer side of the nut (4) is provided with a through hole.