CN218030312U

CN218030312U - Turbine shell bush convenient to pressure equipment

Info

Publication number: CN218030312U
Application number: CN202221967551.1U
Authority: CN
Inventors: 冯波; 胡锭; 卫毅斌; 尤晓龙; 徐晓; 朱志庆
Original assignee: Wuxi Desikai Power Technology Co ltd
Current assignee: Wuxi Desikai Power Technology Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-12-13
Anticipated expiration: 2032-07-28

Abstract

The utility model discloses a turbine shell bush convenient to pressure equipment, including the bush barrel, spacing seat is installed to bush barrel one end, and the width of spacing seat is greater than the thickness of bush barrel on, the bush barrel lower extreme outside is provided with the inclined end face, outer strengthening rib is installed in the bush barrel outside, the bush barrel is inserted and is established inside the turbine casing, and the turbine casing inner wall has seted up the spacing groove, outer strengthening rib inserts and establishes at the spacing inslot, go up the integrative perpendicular setting of spacing seat and bush barrel, and the outer diameter of bush barrel is less than the outer diameter of spacing seat on, the utility model discloses a spacing seat is installed to bush barrel one end, has increased the pressure equipment contact surface, and the bush barrel lower extreme outside is provided with the inclined end face for be convenient for with the quick pressure equipment of bush barrel inside the turbine casing, and insert the spacing groove of establishing at the turbine casing through the outer strengthening rib that the bush barrel outside is equipped with, be favorable to improving bush barrel installation positioning stability, structural strength is high, long service life.

Description

Turbine shell bush convenient to pressure equipment

Technical Field

The utility model relates to a bush technical field specifically is a turbine shell bush convenient to pressure equipment.

Background

The turbocharger is actually an air compressor that increases the intake air amount by compressing air. The waste gas inertia impulse force discharged by an engine is utilized to push a turbine in a turbine chamber, the turbine drives a coaxial impeller, and the impeller presses and conveys air sent by an air filter pipeline to enable the air to be pressurized and enter an air cylinder. When the rotating speed of the engine is increased, the exhaust gas discharge speed and the rotating speed of the turbine are also increased synchronously, the impeller compresses more air to enter the air cylinder, the pressure and the density of the air are increased, more fuel can be combusted, and the output power of the engine can be increased by correspondingly increasing the fuel quantity and adjusting the rotating speed of the engine. Bushings are important components of turbocharger assembly.

Application number is CN 201320279155.4's turbo charger that automobile engine used among the prior art, it is on interference fit's basis, including a round pin of riding on the horse, even interference stress disappears can not take place not hard up roll-off like this, the effectual use reliability that improves the booster, however, be not convenient for with the quick pressure equipment of bush barrel inside turbine casing, be difficult to guarantee the stability and the installation accuracy of bush barrel installation location moreover, structural strength is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a turbine shell bush convenient to pressure equipment to solve prior art and be not convenient for with the quick pressure equipment of bush barrel inside turbine shell, be difficult to guarantee the stability and the installation accuracy of a bush section of thick bamboo installation location moreover, the lower problem of structural strength.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a turbine shell bush convenient to pressure equipment, includes the bush barrel, spacing seat is installed to bush barrel one end, and the width that spacing seat was greater than the thickness of bush barrel on, bush barrel lower extreme outside is provided with the slope terminal surface, outer strengthening rib is installed in the bush barrel outside, the bush barrel is inserted and is established inside the turbine casing, and the turbine casing inner wall has seted up the spacing groove, outer strengthening rib inserts and establishes at the spacing inslot.

Furthermore, the upper limiting seat and the bushing cylinder are integrally and vertically arranged, and the outer diameter of the bushing cylinder is smaller than that of the upper limiting seat.

Furthermore, the outer strengthening rib and the limiting groove are arranged on the outer side of the bushing cylinder in an annular array.

Furthermore, a sealing groove is formed in the lower side of the upper limiting seat, and a sealing ring is clamped in the sealing groove.

Furthermore, the reinforcing parts are arranged in the bushing cylinder and the upper limiting seat, and the longitudinal section of each reinforcing part is L-shaped.

Furthermore, a plurality of inner reinforcing ribs are uniformly distributed and mounted on the inner side of the reinforcing part and are arranged in a circular ring shape.

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

1. the utility model discloses a spacing seat is installed to bush barrel one end, and the width of spacing seat is greater than the thickness of bush barrel on and, has increased the pressure equipment contact surface, and the bush barrel lower extreme outside is provided with the inclined end face moreover for be convenient for with the quick pressure equipment of bush barrel inside turbine shell.

2. The utility model discloses and insert the spacing groove of establishing at turbine shell through the outer strengthening rib that the bush barrel outside was equipped with, outer strengthening rib and spacing groove are ring array in the bush barrel outside and are provided with the multiunit, are favorable to improving bush barrel installation positioning stability and installation accuracy.

3. The utility model discloses a bushing barrel all installs the reinforcement with last spacing seat is inside, and the longitudinal section of reinforcement is the L type, and the inboard evenly distributed of reinforcement installs a plurality of interior strengthening ribs, and interior strengthening rib sets to the ring form for bushing barrel inner structure intensity is high, and resistance to compression oil can be stronger, is favorable to improving its life.

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 principles of the invention. In the drawings:

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

FIG. 2 is an overall main sectional view of the present invention;

fig. 3 is a top view of the connection structure of the bushing cylinder and the turbine housing according to the present invention.

In the figure: 1. a bushing cylinder; 2. an upper limiting seat; 3. an inclined end surface; 4. external reinforcing ribs; 5. a reinforcement; 6. an inner reinforcing rib; 7. a seal ring; 8. a sealing groove; 9. a turbine casing; 10. a limiting 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. 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.

Please refer to fig. 1, fig. 2, fig. 3, in the embodiment of the present invention, a turbine shell bushing convenient for press mounting, including bushing barrel 1, spacing seat 2 is installed to bushing barrel 1 one end, and the width of spacing seat 2 is greater than the thickness of bushing barrel 1, the press mounting contact surface is increased, the outside of bushing barrel 1 lower extreme is provided with inclined end surface 3, make it convenient to press mounting bushing barrel 1 inside turbine housing 9 fast, the radian of inclination of inclined end surface 3 is 30-60, outer strengthening rib 4 is installed in the bushing barrel 1 outside, bushing barrel 1 inserts and establishes inside turbine housing 9, and turbine housing 9 inner wall has been seted up spacing groove 10, outer strengthening rib 4 is inserted and is established in spacing groove 10, outer strengthening rib 4 and spacing groove 10 are the annular array in the outside of bushing barrel 1 and are provided with the multiunit, be favorable to improving bushing barrel 1 erection positioning stability and installation accuracy.

Preferably, the upper limiting seat 2 and the bushing cylinder 1 are integrally and vertically arranged, and the outer diameter of the bushing cylinder 1 is smaller than that of the upper limiting seat 2, so that the installation and limiting treatment of one end of the bushing cylinder 1 is facilitated.

Preferably, go up spacing seat 2 downside and seted up

seal groove

8, and 8 inside callipers of seal groove are equipped with sealing washer 7, are convenient for improve the leakproofness that spacing seat 2 and turbine casing 9 inside callipers were established, and the leakproofness effect is better.

Preferably, the reinforcing part 5 is all installed to bush barrel 1 and last spacing seat 2 inside, and the longitudinal section of reinforcing part 5 is the L type, and 5 inboard evenly distributed of reinforcing part install a plurality of interior strengthening ribs 6, and interior strengthening rib 6 sets to the ring form for 1 internal structure intensity of bush barrel is high, and resistance to compression oil can be stronger, is favorable to improving its life.

The utility model discloses a theory of operation and use flow: an upper limiting seat 2 is arranged at one end of a lining cylinder 1, the width of the upper limiting seat 2 is larger than the thickness of the lining cylinder 1, a press-fitting contact surface is increased, and an inclined end surface 3 is arranged on the outer side of the lower end of the lining cylinder 1, so that the lining cylinder 1 can be conveniently and quickly pressed and mounted in a turbine casing 9; and the outer strengthening rib that is equipped with through the bush barrel 1 outside is inserted 4 and is established at turbine casing 9's spacing groove 10, and outer strengthening rib 4 and spacing groove 10 are annular array and are provided with the multiunit in the bush barrel 1 outside, are favorable to improving bush barrel 1 installation positioning stability and installation accuracy.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a turbine shell bush convenient to pressure equipment, includes bush barrel (1), its characterized in that: spacing seat (2) are installed to bush barrel (1) one end, and go up the width of spacing seat (2) and be greater than the thickness of bush barrel (1), bush barrel (1) lower extreme outside is provided with tilt end face (3), outer strengthening rib (4) are installed in the bush barrel (1) outside, bush barrel (1) is inserted and is established inside turbine casing (9), and turbine casing (9) inner wall has seted up spacing groove (10), outer strengthening rib (4) are inserted and are established in spacing groove (10).

2. A turbine casing liner for facilitating press fitting according to claim 1 wherein: go up spacing seat (2) and the integrative perpendicular setting of bush barrel (1), and the external diameter of bush barrel (1) is less than the external diameter of spacing seat (2) on.

3. A turbine casing liner for facilitating press fitting according to claim 1 wherein: the outer reinforcing ribs (4) and the limiting grooves (10) are arranged on the outer side of the bushing cylinder body (1) in an annular array mode.

4. A turbine casing liner for facilitating press fitting according to claim 1, wherein: go up spacing seat (2) downside and seted up seal groove (8), and seal groove (8) inside callipers is equipped with sealing washer (7).

5. A turbine casing liner for facilitating press fitting according to claim 1 wherein: the bushing cylinder body (1) and the upper limiting seat (2) are internally provided with the reinforcing piece (5), and the longitudinal section of the reinforcing piece (5) is L-shaped.

6. A turbine casing liner for facilitating press fitting according to claim 5, wherein: a plurality of inner reinforcing ribs (6) are uniformly distributed and installed on the inner side of the reinforcing part (5), and the inner reinforcing ribs (6) are arranged in a circular ring shape.