CN219081697U

CN219081697U - Turbocharger pressure control valve

Info

Publication number: CN219081697U
Application number: CN202223395151.0U
Authority: CN
Inventors: 李风芝
Original assignee: Liaoning Shengke Power Technology Co ltd
Current assignee: Liaoning Shengke Power Technology Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-26
Anticipated expiration: 2032-12-19

Abstract

The utility model belongs to the technical field of turbochargers, and particularly relates to a turbocharger pressure control valve, which comprises: the valve comprises an inner shell component, a valve core component and an outer shell component, wherein the inner shell component comprises an inner half shell and sliding rails uniformly arranged on the inner wall of the inner half shell; the valve core component is arranged in the inner half shell and comprises a movable plate, sliding grooves, spring grooves, insertion holes and hemispherical valve cores, wherein the sliding grooves corresponding to the sliding rails are formed in the outer wall of the movable plate, the spring grooves are formed in the center of one side of the movable plate, the insertion holes are formed in the center of the spring grooves, and the hemispherical valve cores are arranged on the other side of the movable plate; the hemispherical valve core is pushed rightward through spring rebound, so that the hemispherical valve core blocks the inner half-shell channel, and in the moving process of the valve core component, the valve core component is stably and linearly moved through the cooperation of the sliding rail and the sliding groove and the cooperation of the inserting rod and the inserting hole, and the influence of deviation in the moving process of the valve core component on the sealing effect is avoided.

Description

Turbocharger pressure control valve

Technical Field

The utility model relates to the technical field of turbochargers, in particular to a turbocharger pressure control valve.

Background

The turbocharger increases the air inflow by compressing air, which uses the inertial impulsion of the exhaust gas discharged from the engine to push the turbine in the turbine chamber, the turbine drives the coaxial impeller, and the impeller presses the air sent by the air filter pipeline to make the air enter the cylinder. When the rotation speed of the engine is increased, the exhaust gas discharge speed and the rotation speed of the turbine are synchronously increased, more air is compressed by the impeller to enter the cylinder, more fuel can be combusted by increasing the pressure and the density of the air, and the output power of the engine can be increased by correspondingly increasing the fuel quantity and adjusting the rotation speed of the engine.

Patent number CN202021734757.0 discloses a turbocharger pressure control valve, which is installed on an opening of a compressor housing of a turbocharger, and comprises an outer half shell, an inner half shell and a spring assembly, wherein the outer half shell and the inner half shell are clamped and buckled by a V-shaped clamping strap; the inner half shell is communicated with the opening of the turbocharger; the outer half shell comprises a valve cover and an air outlet nozzle, a through hole is formed in the center of the valve cover and is communicated with the air outlet nozzle, and a cylindrical raised spring clamping table is machined on the inner side of the center of the valve cover; one end of the spring is sleeved outside the spring clamping table, the other end of the spring is clamped inside the spring box, the spring box is fixedly inserted into the hemispherical valve core, and the hemispherical end of the hemispherical valve core plugs the opening of the compressor shell under the thrust of the spring. The pressure control valve is dynamically regulated by the spring assembly, and the spring drives the bouncing pressure of the hemispherical valve core to be preset, so that the opening and closing and opening degrees can be accurately regulated, and the air in the turbocharger is always maintained at a proper high pressure level.

The hemispherical valve core of the control valve is connected in the inner half shell through the spring, but the hemispherical valve core and the inner half shell do not have a guiding function, and the hemispherical valve core is easily deviated in the inner half shell under the influence of air pressure, so that the sealing effect is influenced.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-mentioned and/or problems occurring in the prior art turbocharger pressure control valves.

Therefore, the utility model aims to provide the turbocharger pressure control valve, the sliding rail is arranged in the inner half shell, the sliding groove corresponding to the sliding rail is formed in the side wall of the movable plate of the hemispherical valve core, the jack is formed in the center of the movable plate, the bracket is arranged at the air tap in the outer half shell, the inserted link corresponding to the jack is arranged on the bracket, the spring is arranged outside the inserted link, the hemispherical valve core is pushed by air pressure to move leftwards, so that the hemispherical valve core and the inner shell are separated, air flow can circulate, the hemispherical valve core is pushed rightwards by rebound of the spring, the hemispherical valve core blocks the inner half shell channel, and in the moving process of the valve core part, the stable linear motion of the valve core part is realized by matching the sliding rail with the sliding groove and matching the inserted link with the jack, so that the deviation in the moving process of the valve core part is avoided, and the sealing effect is influenced.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

a turbocharger pressure control valve, comprising:

the inner shell component comprises an inner half shell and sliding rails uniformly arranged on the inner wall of the inner half shell;

the valve core component is arranged in the inner half shell and comprises a movable plate, sliding grooves, spring grooves, insertion holes and hemispherical valve cores, the sliding grooves corresponding to the sliding rails are formed in the outer wall of the movable plate, the spring grooves are formed in the center of one side of the movable plate, the insertion holes are formed in the center of the spring grooves, and the hemispherical valve cores are arranged on the other side of the movable plate;

the shell part is connected to the inner half shell, the shell part comprises an outer half shell, an air tap, a support, an inserting rod and a spring, the air tap is arranged at the center of the outer half shell, the support is arranged inside the outer half shell, the inserting rod corresponding to the inserting hole is arranged on the support, and the spring is arranged outside the inserting rod.

As a preferable mode of the turbocharger pressure control valve of the present utility model, wherein: the outer wall of the left end of the inner half shell is provided with an external thread, and the inner wall of the right end of the outer half shell is provided with an internal thread connected with the inner half shell.

As a preferable mode of the turbocharger pressure control valve of the present utility model, wherein: an annular sealing gasket is arranged outside the hemispherical valve core.

As a preferable mode of the turbocharger pressure control valve of the present utility model, wherein: and a sealing gasket is arranged at the joint gap between the inner half shell and the outer half shell.

As a preferable mode of the turbocharger pressure control valve of the present utility model, wherein: and a V-shaped clamping strap is arranged outside the connecting position between the inner half shell and the outer half shell.

As a preferable mode of the turbocharger pressure control valve of the present utility model, wherein: the receptacle extends into the interior of the ball valve core.

Compared with the prior art: the utility model sets up the slide rail in the inner half shell, set up the runner corresponding to slide rail in the movable plate sidewall of the hemispherical valve core, and set up the jack in the centre of the movable plate, set up the support in the inner air cock of the outer half shell, set up the inserted link corresponding to jack on the support, the spring is set up outside the inserted link, the air pressure pushes the hemispherical valve core to move to the left side, make the hemispherical valve core separate from inner shell, make the air current circulate, push the hemispherical valve core to the right through the spring rebound, make the hemispherical valve core block up the inner half shell channel, in the valve core part moving, cooperate with runner through the slide rail, the inserted link cooperates with jack to realize the stable rectilinear motion of the valve core part, avoid the valve core part moving in-process to take place the skew to influence the closed effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, which are to be understood as merely some embodiments of the present utility model, and from which other drawings can be obtained by those skilled in the art without inventive faculty. Wherein:

FIG. 1 is a schematic view of an axial structure of the present utility model;

FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 3 is a schematic view of the inner shell assembly of the present utility model;

FIG. 4 is a schematic view of the valve core component structure of the present utility model;

fig. 5 is a schematic view of the structure of the housing part of the present utility model.

In the figure: 100 inner shell parts, 110 inner half shells, 120 sliding rails, 200 valve core parts, 210 movable plates, 220 sliding grooves, 230 spring grooves, 240 insertion holes, 250 hemispherical valve cores, 300 outer shell parts, 310 outer half shells, 320 air nozzles, 330 brackets, 340 insertion rods and 350 springs.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

The utility model provides a turbocharger pressure control valve, a sliding rail is arranged in an inner half shell, a sliding groove corresponding to the sliding rail is arranged on the side wall of a movable plate of a hemispherical valve core, a jack is arranged in the center of the movable plate, a bracket is arranged at an air tap in an outer half shell, a inserted link corresponding to the jack is arranged on the bracket, a spring is arranged outside the inserted link, air pressure pushes the hemispherical valve core to move leftwards, so that the hemispherical valve core is separated from an inner shell, air flow can circulate, the hemispherical valve core is pushed rightwards by rebound of the spring, so that the hemispherical valve core blocks a channel of the inner half shell, in the moving process of a valve core component, the sliding rail is matched with the sliding groove, and the inserted link is matched with the jack to realize stable linear movement of the valve core component, so as to avoid deviation in the moving process of the valve core component from influencing a sealing effect, please refer to figures 1-5, the turbocharger pressure control valve comprises: an inner housing component 100, a spool component 200, and an outer housing component 300.

The inner shell member 100 includes an inner half shell 110 and slide rails 120 uniformly arranged on the inner wall of the inner half shell 110;

the inner half shell 110 is connected with a compressor shell of the turbocharger, the sliding rail 120 adopts a protruding structure, and the protruding outer end is semicircular.

The valve core component 200 is arranged in the inner half shell 110, the valve core component 200 comprises a movable plate 210, a sliding groove 220, a spring groove 230, an inserting hole 240 and a hemispherical valve core 250, the sliding groove 220 corresponding to the sliding rail 120 is arranged on the outer wall of the movable plate 210, the spring groove 230 is arranged in the center of one side of the movable plate 210, the inserting hole 240 is arranged in the center of the spring groove 230, and the hemispherical valve core 250 is arranged on the other side of the movable plate 210;

wherein, fly leaf 210, spout 220, spring groove 230, jack 240 and hemisphere case 250 are integrated into one piece structure, leave the ventilative gap between fly leaf 210 and the interior half shell 110, case part 200 moves to the right side, hemisphere case 250 blocks up the pipeline mouth in the interior half shell 110 and seals, case part 200 moves to the left side, hemisphere case 250 keeps away from the pipeline mouth in the interior half shell 110, makes the air current can pass through, and in case part 200 removal in-process, spout 220 moves on slide rail 120, avoids case part 200 rotation and skew.

The outer shell 300 is connected to the inner half shell 110, the outer shell 300 comprises an outer half shell 310, an air tap 320, a bracket 330, an inserting rod 340 and a spring 350, the air tap 320 is arranged in the center of the outer half shell 310, the bracket 330 is arranged in the outer half shell 310, the inserting rod 340 corresponding to the inserting hole 240 is arranged on the bracket 330, and the spring 350 is arranged outside the inserting rod 340;

wherein, the bracket 330 is a hollow frame, so that gas can flow back and forth from inside and outside of the air tap 320, and when the valve core component 200 moves, the inserting rod 340 and the inserting hole 240 are inserted and slide to provide linear guide for the movement of the valve core component 200.

The outer wall of the left end of the inner half shell 110 is provided with external threads, the inner wall of the right end of the outer half shell 310 is provided with internal threads connected with the inner half shell 110, the inner half shell 110 is connected with the outer half shell 310 by adopting threaded connection,

the outer portion of the hemispherical valve core 250 is provided with an annular sealing gasket, so that the sealing effect is improved, and air leakage is avoided.

A gasket is provided at the connection gap between the inner and

outer half shells

110 and 310 to improve the sealing effect.

The V-shaped clamping bands are arranged outside the connecting position between the inner half shell 110 and the outer half shell 310, so that the connecting stability is improved, and the looseness of the connecting position is avoided.

The insertion hole 240 extends to the inside of the ball valve core 250, reserving a sufficient moving space for the insertion rod 340.

In a specific use, the air flow of the turbocharger enters the inner half shell 110 from the right side of the inner half shell 110, the air pressure pushes the valve core component 200 to move leftwards, so that the hemispherical valve core 250 is far away from the pipeline opening in the inner half shell 110, the air flow can pass through the air tap 320, after the air flow is discharged, the valve core component 200 is moved rightwards under the rebound effect of the spring 350, so that the hemispherical valve core 250 blocks the pipeline opening in the inner half shell 110 to be closed, the sliding groove 220 moves on the sliding rail 120 in the moving process of the valve core component 200, the valve core component 200 is prevented from rotating and shifting, the insertion rod 340 and the insertion hole 240 are inserted and slide, and the linear guide is provided for the movement of the valve core component 200.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A turbocharger pressure control valve, comprising:

an inner shell component (100) comprising an inner half shell (110) and sliding rails (120) uniformly arranged on the inner wall of the inner half shell (110);

the valve core component (200) is arranged in the inner half shell (110), the valve core component (200) comprises a movable plate (210), a sliding groove (220), a spring groove (230), an inserting hole (240) and a hemispherical valve core (250), the sliding groove (220) corresponding to the sliding rail (120) is arranged on the outer wall of the movable plate (210), the spring groove (230) is formed in the center of one side of the movable plate (210), the inserting hole (240) is formed in the center of the spring groove (230), and the hemispherical valve core (250) is arranged on the other side of the movable plate (210);

the shell component (300) is connected to the inner half shell (110), the shell component (300) comprises an outer half shell (310), an air tap (320), a support (330), an inserting rod (340) and a spring (350), the air tap (320) is arranged at the center of the outer half shell (310), the support (330) is arranged inside the outer half shell (310), the inserting rod (340) corresponding to the inserting hole (240) is arranged on the support (330), and the spring (350) is arranged outside the inserting rod (340).

2. The turbocharger pressure control valve according to claim 1, wherein the left end outer wall of the inner half shell (110) is provided with external threads, and the right end inner wall of the outer half shell (310) is provided with internal threads connected with the inner half shell (110).

3. The turbocharger pressure control valve of claim 1, wherein the hemispherical valve element (250) is externally provided with an annular gasket.

4. The turbocharger pressure control valve according to claim 1, wherein a gasket is provided at a joint gap between the inner half shell (110) and the outer half shell (310).

5. A turbocharger pressure control valve according to claim 1, wherein a V-shaped clamping band is provided outside the connection between the inner half-shell (110) and the outer half-shell (310).

6. The turbocharger pressure control valve of claim 1, wherein the receptacle (240) extends into the interior of the ball valve spool (250).