CN211901062U

CN211901062U - Small-displacement turbocharger impeller

Info

Publication number: CN211901062U
Application number: CN201922420054.4U
Authority: CN
Inventors: 刘惠明
Original assignee: Jiangyin Uni Pol Co ltd
Current assignee: Jiangyin Uni Pol Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-10
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a small-displacement turbocharger impeller, which comprises a chassis and a main shaft, wherein the main shaft is arranged at the upper end axis of the chassis, the chassis is fixedly connected with the main shaft in a hot melting way, blades are arranged on the outer circumference of the intersection of the chassis and the main shaft, the blades are welded and fixed with the chassis, the upper end of the main shaft is provided with a protective plate, the protective plate is arranged at the joint of the impeller in the utility model, thus when the impeller is connected, can further protect through the protection plate, avoid the phenomenon that the bolt falls off due to external force, and through arranging the mounting hole at the joint of the protection plate, thereby can be so that the guard plate can be convenient more fixed, be provided with the cushion cap in the inside table end of main shaft moreover, the cushion cap can be so that the bolt of connecting better place, has solved current turbo charger impeller and has not carried out certain protection and probably appear the problem that drops when fixed.

Description

Small-displacement turbocharger impeller

Technical Field

The utility model belongs to the technical field of auto-parts is relevant, concretely relates to small discharge capacity turbo charger impeller.

Background

The turbine impeller is a rotary power machine which converts the energy of a flowing working medium into mechanical work. It is an aircraft engine; gas turbines and steam turbines; one of the main parts of automobile and ship turbocharger

The prior turbocharger impeller technology has the following problems: when the existing turbocharger impeller is used, the impeller is generally fixed directly through a bolt without a certain protection device, so that the phenomenon that the impeller falls off due to abrasion can be caused, and the problem of certain potential safety hazards can be solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a small discharge capacity turbo charger impeller to the current turbo charger impeller who proposes in solving above-mentioned background art does not carry out certain protection when fixed and can appear the problem that drops.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a small discharge capacity turbo charger impeller, includes chassis and main shaft, the upper end axle center department on chassis is provided with the main shaft, the chassis is with the whole hot melt fixed connection of main shaft, the chassis is provided with the blade with the crossing outside a week of department of main shaft, blade and chassis welded fastening, the upper end of main shaft is provided with the guard plate, the guard plate passes through screw fixed connection with the main shaft.

Preferably, the constitution of guard plate is including plate body and fastening screw, the plate body is the disc body structure, the upper end left and right sides of plate body respectively is provided with a fastening screw, the plate body passes through internal thread groove swivelling joint with fastening screw, the guard plate passes through internal thread groove swivelling joint through fastening screw.

Preferably, the main shaft comprises a bearing platform, mounting holes and a main body, the main body is of a cylindrical structure, the bearing platform is arranged at the upper end inside the main body, the bearing platform is fixedly sleeved with the main body, the two sides of the upper end of the main body are respectively provided with the mounting holes, the mounting holes are sleeved on the inner surface side of the main body, and the main shaft is fixedly connected with the chassis through the main body in an integral hot melting mode.

Preferably, the blades are of fin-shaped structures, and are provided with a plurality of blades which are respectively welded and fixed with the chassis.

Preferably, the chassis is a flat disc structure, and a round hole structure is arranged at the inner axis of the chassis.

Preferably, the fastening screws are of a long strip structure, two fastening screws are arranged, and the two fastening screws are identical in size and specification.

Preferably, the mounting holes are provided with two, the two mounting holes are respectively arranged on the left and right end surface sides of the main body, and the inner surface sides of the two mounting holes are provided with inner thread grooves.

Preferably, the main shaft is of a hollow cylindrical structure, a threaded groove is formed in an inner hole of the main shaft, and the main shaft is fixedly connected with the chassis in an integral hot melting mode.

Compared with the prior art, the utility model provides a small discharge capacity turbo charger impeller possesses following beneficial effect:

(1) the protection plate is arranged at the connection part of the impeller, so that when the impeller is connected, the protection plate can further protect the impeller, and the phenomenon that the bolt falls off due to external force is avoided;

(2) the utility model discloses in be provided with the mounting hole through the junction at the guard plate to can be so that the guard plate can be more convenient fixed, be provided with the cushion cap at the inside table end of main shaft moreover, the cushion cap can be so that placing better of the bolt of connecting, solved current turbocharger impeller and not carried out certain protection and probably appear the problem that drops when fixed.

Drawings

Fig. 1 is a schematic structural view of a small displacement turbocharger impeller of the present invention;

FIG. 2 is a schematic view of the protective plate of the present invention;

FIG. 3 is a schematic view of the main shaft structure of the present invention;

in the figure: 1. a protection plate; 11. a plate body; 12. fastening screws; 2. a main shaft; 21. a bearing platform; 22. mounting holes; 23. a main body; 3. a blade; 4. a chassis.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a small-displacement turbocharger impeller comprises a chassis 4 and a main shaft 2, the main shaft 2 is arranged at the axis of the upper end of the chassis 4, the chassis 4 is fixedly connected with the main shaft 2 in a whole hot melting manner, blades 3 are arranged on the outer periphery of the intersection of the chassis 4 and the main shaft 2, the blades 3 are of a plate-shaped structure of a fin-shaped structure, so that better work can be carried out, the blades 3 are provided with a plurality of blades, the blades 3 are respectively welded and fixed with the chassis 4, the blades 3 are welded and fixed with the chassis 4, a protection plate 1 is arranged at the upper end of the main shaft 2, the main shaft 2 is of a cylindrical structure with a hollow interior, a threaded groove is arranged in an inner hole of the main shaft 2, so that better connection can be realized, the main shaft 2 is fixedly connected with the chassis 4 in the whole hot melting manner, the main shaft 2 comprises a bearing platform 21, a mounting hole 22 and, thereby the bolt can be placed through the bearing platform 21, the bearing platform 21 is fixedly sleeved with the main body 23, two mounting holes 22 are respectively arranged at two sides of the upper end of the main body 23, two mounting holes 22 are arranged, thereby the better installation can be realized, the two mounting holes 22 are respectively arranged at the left and right end surface sides of the main body 23, the inner surface sides of the two mounting holes 22 are respectively provided with an inner thread groove, the mounting holes 22 are sleeved at the inner surface side of the main body 23, the main shaft 2 is fixedly connected with the chassis 4 through the main body 23 in an integral hot melting way, the chassis 4 is in a flat disc body structure, thereby the better limiting effect can be realized, the inner axis of the chassis 4 is provided with a circular hole-shaped structure, the protection plate 1 comprises a plate body 11 and a fastening screw 12, the plate body 11 is in a disc body structure, the left and right sides of the upper end of the plate body 11 are respectively provided with a fastening screw, fastening screw 12 is provided with two altogether to can be so that better fastening, two fastening screw 12's size and specification are all the same, thereby can be so that better connect stably, and plate body 11 passes through interior thread groove swivelling joint with fastening screw 12, and guard plate 1 passes through interior thread groove swivelling joint through fastening screw 12, and guard plate 1 passes through screw fixed connection with main shaft 2.

The utility model discloses a theory of operation and use flow: when the impeller is used, the impeller is firstly taken out, then a connecting piece to be installed is taken out, then a base plate 4 in the impeller is fixed at a position where the turbocharger is to be installed, then the impeller and the turbocharger are fixed stably through the connecting piece, then the protection plate 1 is taken out, the protection plate 1 is fixed stably with the main shaft 2 through a fastening screw 12 in the protection plate 1, so that the protection effect can be better performed under the effect of the protection plate 1, a bearing platform 21 is arranged at the inner surface end of the main shaft 2, the bearing platform 21 can enable connected bolts to be better placed, the bolts cannot be arranged on the outer end surface side of the main shaft 2, then the turbocharger is started, and the impeller is enabled to move better under the rotation of blades 3 of the impeller, so that the impeller is used.

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. A small displacement turbocharger impeller, including chassis (4) and main shaft (2), its characterized in that: the utility model discloses a fan, including chassis (4), main shaft (2), blade (3) and chassis (4) welded fastening, the upper end axle center department of chassis (4) is provided with main shaft (2), chassis (4) and the whole hot melt fixed connection of main shaft (2), the outside a week of the crossing department of chassis (4) and main shaft (2) is provided with blade (3), the upper end of main shaft (2) is provided with guard plate (1), guard plate (1) passes through screw fixed connection with main shaft (2).

2. A small-displacement turbocharger impeller according to claim 1, wherein: the utility model discloses a protection plate, including the constitution of guard plate (1) plate body (11) and fastening screw (12), plate body (11) are disc body structure, the upper end left and right sides of plate body (11) respectively is provided with a fastening screw (12), plate body (11) and fastening screw (12) pass through inner screw thread groove swivelling joint, guard plate (1) passes through inner screw thread groove swivelling joint through fastening screw (12).

3. A small-displacement turbocharger impeller according to claim 1, wherein: the main shaft (2) comprises a bearing platform (21), mounting holes (22) and a main body (23), the main body (23) is of a cylindrical structure, the bearing platform (21) is arranged at the upper end of the inside of the main body (23), the bearing platform (21) is fixedly sleeved with the main body (23), the mounting holes (22) are respectively formed in two sides of the upper end of the main body (23), the mounting holes (22) are sleeved on the inner surface side of the main body (23), and the main shaft (2) is fixedly connected with the chassis (4) through the main body (23) in a whole hot melting mode.

4. A small-displacement turbocharger impeller according to claim 1, wherein: the blade (3) is of a fin-shaped structure, the blade (3) is provided with a plurality of blades, and the blades (3) are respectively welded and fixed with the chassis (4).

5. A small-displacement turbocharger impeller according to claim 1, wherein: the chassis (4) is of a flat disc body structure, and a round hole structure is arranged at the inner axis of the chassis (4).

6. A small-displacement turbocharger impeller according to claim 2, wherein: the fastening screws (12) are of a long strip-shaped structure, two fastening screws (12) are arranged, and the two fastening screws (12) are identical in size and specification.

7. A small displacement turbocharger impeller according to claim 3, wherein: the mounting holes (22) are two, the two mounting holes (22) are respectively arranged on the left end surface side and the right end surface side of the main body (23), and the inner surface side of each mounting hole (22) is provided with an inner thread groove.

8. A small-displacement turbocharger impeller according to claim 1, wherein: the main shaft (2) is of a hollow cylindrical structure, a threaded groove is formed in an inner hole of the main shaft (2), and the main shaft (2) is fixedly connected with the chassis (4) in a whole hot melting mode.