CN216241008U - Stable variable manifold blade - Google Patents

Abstract

The utility model discloses a stable variable manifold blade which comprises a metal shaft, a soft rubber lantern ring and a hard rubber blade, wherein the hard rubber blade is sleeved on the metal shaft, and the soft rubber lantern ring wraps the hard rubber blade. The metal shaft can ensure that the manifold blade does not generate permanent deformation when subjected to high temperature or low temperature for a long time, so that the manifold blade can normally and stably operate in various environments, and the performance of an automobile is ensured; compared with a manifold blade which is purely injection-molded, the manifold blade provided by the utility model not only can meet the performance requirements, but also can effectively improve the product performance, so that the service life of the manifold blade is prolonged, and the purpose of saving the cost is achieved.

Description

Stable variable manifold blade

Technical Field

The utility model relates to the field of variable intake manifold control, in particular to a stable variable manifold blade.

Background

The variable vane structure is the core of the variable intake manifold, and the rotation frequency of the vane is very high, so the stability of the vane rotation becomes a great factor in design consideration. The good design not only can meet the performance requirement, but also can effectively improve the performance of the product, and the purposes of saving cost and improving the qualified rate of the product are achieved.

The variable intake manifold provides optimal air distribution at both high and low engine speeds. When the engine is at low rotational speed, with long thin intake manifold again, can increase the air velocity and the atmospheric pressure intensity of admitting air to make petrol can better atomizing, the better of burning, improve the moment of torsion (just like after holding between the fingers flat water pipe, rivers will be more powerful). When the engine needs a large amount of mixed gas at high rotating speed, the air inlet manifold becomes thick and short, so that more mixed gas can be sucked, and the output power is improved. The long intake manifold and the short intake manifold are closed when the rotating speed is low, and the engine uses the long intake manifold for air intake; when the rotating speed is high, the long air inlet manifold is closed, and short pipes are used for air inlet; the variable manifold blade, namely a valve, is arranged in the intake manifold, and the variable manifold blade in the manifold is controlled through a switch, so that the length of the intake manifold is controlled, and the variable manifold blade can be adjusted in sections to realize various lengths and further meet the requirement of the rotating speed of an engine.

The existing variable blade design usually adopts a pure injection molding structure, and parts are easy to generate large deformation after experiencing high temperature or low temperature for a long time, so that the problems of blade rotation clamping stagnation, incorrect rotation angle and the like are caused, and finally the parts fail and the automobile cannot run normally.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stable variable manifold blade, aiming at overcoming the problems that the blade is easy to generate larger deformation after long-term high temperature or low temperature, so that the blade is blocked in rotation and incorrect in rotation angle.

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

the utility model provides a stable variable manifold blade, the manifold blade includes metal axle, flexible glue lantern ring and ebonite blade, and the ebonite blade cup joints at the metal epaxially, and the flexible glue lantern ring parcel is in the outside of ebonite blade. The metal shaft can ensure that the manifold blade does not generate permanent deformation when subjected to high temperature or low temperature for a long time, so that the manifold blade can normally and stably operate in various environments, and the performance of an automobile is ensured; compared with a manifold blade which is purely injection-molded, the manifold blade provided by the utility model not only can meet the performance requirements, but also can effectively improve the product performance, so that the service life of the manifold blade is prolonged, and the purpose of saving the cost is achieved.

As a preferable scheme of the utility model, a plurality of rectangular bulges are arranged on the metal shaft. The rectangular protrusion is matched with the rectangular groove on the hard rubber blade, and the hard rubber blade can be driven to rotate together when the metal shaft rotates.

As a preferable scheme of the utility model, a plurality of annular grooves are arranged on the metal shaft. The annular groove plays a positioning role and is matched with the annular bulges at the two ends of the sleeve on the hard rubber blade.

As a preferable scheme of the utility model, the middle part of the ebonite blade is provided with a sleeve, and two ends of the sleeve are provided with annular bulges. The ebonite blade cup joints on the metal axle through the sleeve pipe in the middle of, and the annular arch at telescopic both ends matches with the epaxial rectangle arch of metal, and the two plays the positioning action.

As a preferable scheme of the utility model, the sleeve is further provided with a rectangular groove. The rectangular groove on the sleeve corresponds to the rectangular protrusion on the metal shaft, and the rectangular protrusion can be embedded into the rectangular groove, so that the metal shaft can drive the hard rubber blade to rotate.

As a preferable aspect of the present invention, the rectangular protrusion on the metal shaft may be inserted into the rectangular groove on the sleeve.

As a preferable scheme of the utility model, a plurality of hard rubber blades can be sleeved on the metal shaft. Air intake manifold has a plurality of inlet channel, and every ebonite blade and flexible glue lantern ring are the inlet channel that the blade corresponds, and motor control metal axle rotates, and the metal axle drives ebonite blade and flexible glue lantern ring and the blade is rotatory in order to realize two air intake manifold's of length switching control promptly.

Therefore, the utility model has the following beneficial effects: the metal shaft can ensure that the manifold blade does not generate permanent deformation when subjected to high temperature or low temperature for a long time, so that the manifold blade can normally and stably operate in various environments, and the performance of an automobile is ensured; compared with a manifold blade which is purely injection-molded, the metal shaft provided by the utility model not only can meet the performance requirements, but also can effectively improve the product performance, so that the service life of the manifold blade is prolonged, and the purpose of saving the cost is achieved; the annular groove on the metal shaft is matched with the annular bulge of the hard rubber blade sleeve, so that a positioning effect is achieved, the position deviation of the blades caused by the looseness of the manifold blades after long-time work is prevented, and the opening and closing control of the long and short intake manifolds cannot be well realized.

Drawings

FIG. 1 is a structural view of a metal shaft of the present invention;

FIG. 2 is a schematic view of the configuration of the annular groove of the metal shaft of the present invention;

FIG. 3 is a schematic view of the soft rubber lantern ring structure of the utility model;

FIG. 4 is a schematic view of a ebonite blade configuration of the present invention;

FIG. 5 is a schematic view of the present invention with the annular protrusions at both ends of the sleeve;

FIG. 6 is a schematic view of the structure of the soft rubber lantern ring of the present invention sleeved on the hard rubber blade;

FIG. 7 is a schematic view of a stabilized variable manifold blade assembly of the present invention;

FIG. 8 is a schematic view of air intake through a short airway as the manifold blades are rotated to an open position;

FIG. 9 is a schematic illustration of air intake through a long airway as the manifold blades rotate to the tube wall position;

in the figure: 1. a metal shaft; 2. a soft rubber lantern ring; 3. a hard rubber blade; 4. a manifold blade; 101. a rectangular protrusion; 102. an annular groove; 301. a sleeve; 302. an annular projection; 303. a rectangular groove.

Detailed Description

The utility model is further described with reference to the following detailed description and accompanying drawings.

As shown in fig. 7, a stable variable manifold blade, manifold blade 4 includes metal axle 1, flexible glue lantern ring 2 and ebonite blade 3, and ebonite blade 3 cup joints on metal axle 1, and flexible glue lantern ring 2 wraps up in ebonite blade 3's outside. The metal shaft 1 can ensure that the manifold blade 4 does not generate permanent deformation when subjected to high temperature or low temperature for a long time, so that the manifold blade can normally and stably operate in various environments, and the performance of an automobile is ensured; compared with the pure injection molding manifold blade 4, the manifold blade 4 provided by the utility model not only can meet the performance requirements, but also can effectively improve the product performance, so that the service life of the manifold blade 4 is prolonged, and the purpose of saving the cost is achieved.

As shown in fig. 1, a plurality of rectangular protrusions 101 are provided on the metal shaft 1. The rectangular protrusion 101 is matched with the rectangular groove 303 on the ebonite blade 3, and when the metal shaft 1 rotates, the ebonite blade 3 can be driven to rotate together.

As shown in fig. 2, 4 and 6, the soft rubber lantern ring 2 is wrapped outside the hard rubber blade 3.

As shown in fig. 1 and 2, the metal shaft 1 is provided with a plurality of annular grooves 102. The annular groove 102 serves as a positioning function and matches with the annular projections 302 at both ends of the sleeve 301 on the ebonite blade 3 as shown in fig. 5.

As shown in fig. 4, the ebonite blade 3 is provided with a sleeve 301 at its middle portion, and annular protrusions 302 are provided at both ends of the sleeve 301. The ebonite blade 3 cup joints on metal axle 1 through the sleeve 301 in the middle, and the annular of the both ends of sleeve 301 is protruding 302 and the protruding 101 phase-match of rectangle on the metal axle 1, and the two play the positioning action.

The sleeve 301 is also provided with a rectangular recess 303. The rectangular groove 303 on the sleeve 301 corresponds to the rectangular protrusion 101 on the metal shaft 1, and the rectangular protrusion 101 can be embedded into the rectangular groove 303, so that the metal shaft 1 can drive the hard rubber blade 3 to rotate.

The rectangular protrusion 101 on the metal shaft 1 can be inserted into the rectangular groove 303 on the sleeve 301.

A plurality of hard rubber blades 3 can be sleeved on the metal shaft 1. Air intake manifold has a plurality of inlet channel, and every ebonite blade 3 and soft gum lantern ring 2 are blade (ebonite blade 3 and soft gum lantern ring 2 constitute rotating vane) and correspond an inlet channel, and motor control metal axle 1 rotates, and metal axle 1 drives ebonite blade 3 and soft gum lantern ring 2 and is the blade rotation in order to realize two air intake manifold's of length switching control.

When the engine is at low rotational speed, with long thin intake manifold again, can increase the air velocity and the atmospheric pressure intensity of admitting air to make petrol can better atomizing, the better of burning, improve the moment of torsion (just like after holding between the fingers flat water pipe, rivers will be more powerful). When the engine rotates at a high speed, a large amount of mixed gas is needed, and at the moment, the intake manifold is thick and short, so that more mixed gas can be sucked, and the output power is improved. The two long and short intake manifolds are closed at low rotation speed, and as shown in FIG. 9, the engine uses the long intake manifold for air intake; at high speed, the long intake manifold is closed, and the short pipe is used for intake, as shown in fig. 8; the variable manifold blade, namely a valve, is arranged in the intake manifold, and the variable manifold blade in the manifold is controlled through a switch, so that the length of the intake manifold is controlled, and the variable manifold blade can be adjusted in sections to realize various lengths and further meet the requirement of the rotating speed of an engine.

The above description is only for the specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a stable variable manifold blade, characterized by, manifold blade (4) include metal axle (1), flexible glue lantern ring (2) and ebonite blade (3), and ebonite blade (3) cup joint on metal axle (1), and flexible glue lantern ring (2) parcel is in the outside of ebonite blade (3).

2. The stabilized variable manifold blade according to claim 1, characterized in that said metal shaft (1) is provided with rectangular projections (101).

3. A stabilized variable manifold blade according to claim 1 or 2, characterized in that said metal shaft (1) is provided with a plurality of annular grooves (102).

4. A stabilized variable manifold vane according to claim 1, characterized in that the ebonite vane (3) is provided with a sleeve (301) in the middle part and annular protrusions (302) at the two ends of the sleeve (301).

5. The stabilized variable manifold blade according to claim 4, wherein said sleeve (301) is further provided with a rectangular recess (303).

6. A stabilized variable manifold vane according to claim 2 or 5, characterized in that the rectangular protrusion (101) on the metal shaft (1) is inserted into the rectangular groove (303) on the sleeve (301).

7. The stabilized variable manifold blade according to claim 1, wherein a plurality of hard rubber blades (3) are sleeved on the metal shaft (1).

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