CN219587619U

CN219587619U - Cast iron volute with external pressure relief valve interface of turbocharger

Info

Publication number: CN219587619U
Application number: CN202320264981.5U
Authority: CN
Inventors: 沈威; 蒋晨阳
Original assignee: Wuxi Huotu Power Technology Co ltd
Current assignee: Wuxi Huotu Power Technology Co ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-08-25
Anticipated expiration: 2033-02-21

Abstract

The utility model discloses a cast iron volute with an outer pressure relief valve interface of a turbocharger, which comprises a shell, wherein a boss is reserved on one side of the shell, a connecting plane is reserved on one side of the shell, a pressure relief pipe is welded at the top of the shell, an air outlet is reserved on one side of the shell, and a mounting plane is reserved on one side of the shell. When the exhaust pipe is used, the shell is fixed on the exhaust pipe through the fixing hole, the turbine is installed in the air outlet pipe, the pressure relief valve is connected with the connecting ring through the installing hole, the tail gas inlet enters the shell to drive the turbine in the air outlet hole to drive the air suction device, when the speed of the turbine needs to be reduced, the pressure relief valve is started to enable gas to be discharged from the pressure relief pipe, the pressure in the shell is reduced, the rotation speed of the turbine is reduced, the air inflow of an engine is reduced, the rotation speed of the engine is reduced, the air inflow is flexibly controlled, holes are not required to be punched on the volute, and the exhaust pipe is more convenient to use.

Description

Cast iron volute with external pressure relief valve interface of turbocharger

Technical Field

The utility model relates to the technical field of turbochargers, in particular to a cast iron volute with an outer pressure relief valve interface of a turbocharger.

Background

The automotive industry is the pillar industry of national economy. Reducing energy consumption, reducing environmental pollution and saving limited resources are important and urgent problems faced by the development of the current automobile industry. Improving engine efficiency and reducing exhaust emission pollution are the core motive forces that drive the development of automobile engine technology. A turbocharger is an air compressor composed of a turbine chamber and a booster chamber, and the intake air amount of an engine is increased by compressing air.

The requirements of the foreign refitted vehicle market on the volute of the refitted turbocharger are higher and higher, the air pressure inside the volute needs to be controlled by means of a bypass valve or an electric control valve of the turbocharger, so that the requirements of vehicles are met, when the general turbocharger is used, holes are formed in the general volute, and the bypass valve is installed to control the air pressure inside the volute, so that the turbocharger is more complex to use and cannot meet the actual requirements.

Disclosure of Invention

The utility model aims to solve the defects that in the prior art, a general turbocharger needs to be provided with holes on a general volute, and a bypass valve is arranged to control the air pressure in the volute, so that the turbocharger is more complicated to use, and provides a cast iron volute with an external pressure relief valve interface.

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

the utility model provides a cast iron volute of turbo charger outband relief valve interface, includes the shell, the boss is left to one side of shell, one side of shell leaves the connection plane, the top welding of shell has the relief pipe, the apopore is left to one side of shell, the mounting plane is left to one side of shell, leave the sensor hole on one side inner wall of shell, the top welding of shell has the reservation boss, the welding has the air guide plate on the inner wall of shell, one side welding of air guide plate has a plurality of air guide bars.

As still further scheme of the utility model, the bottom of the shell is welded with an observation tube, and the inner wall of the observation tube is respectively adhered with an observation lens and a sealing lens.

As still further scheme of the utility model, a plurality of connecting holes are reserved on the outer wall of the boss, and a plurality of fixing holes are reserved on the surface of the connecting plane.

As a still further scheme of the utility model, a reserved hole is reserved at the top of the reserved boss.

As a still further scheme of the utility model, one end of the pressure relief pipe is fixedly connected with a connecting ring.

As a still further aspect of the present utility model, a plurality of mounting holes are formed on the surface of the mounting plane.

As still further aspects of the present utility model, a plurality of first protrusions are left on the inner wall of the housing, and a plurality of second protrusions are left on the bottom inner wall of the housing.

The beneficial effects of the utility model are as follows:

1. when the exhaust pipe is used, the outer shell is fixed on the exhaust pipe through the fixing hole, the turbine is installed in the air outlet pipe, the mounting hole is connected with the air suction device, the pressure relief valve is connected with the connecting ring, the tail gas inlet enters the outer shell, the turbine in the air outlet hole is driven, the air suction device is driven, when the speed of the turbine needs to be reduced, the pressure relief valve is started, gas is discharged from the pressure relief pipe, the pressure in the outer shell is reduced, the rotating speed of the turbine is reduced, the air inflow of the engine is reduced, the rotating speed of the engine is reduced, the air inflow is flexibly controlled, holes are not required to be punched on the volute, and the exhaust pipe is more convenient to use.

2. Due to the design of the sensor holes, the reserved holes and the air guide plate, the sensor holes are more convenient to install when the air pressure sensor is additionally arranged, the reserved holes can be additionally provided with the temperature sensor, more data can be conveniently collected, and the air guide plate has the function of enabling the air to flow in the shell more smoothly.

3. Due to the design of the first convex block, the second convex block and the observation tube, the first convex block has the function of preventing the bolt from interfering with the shell when the bolt is mounted in the fixing hole, the second convex block has the function of increasing the depth of the mounting hole, ensuring the wall thickness and air tightness of the shell, and the observation tube has the function of observing the carbon deposition condition in the shell.

Drawings

FIG. 1 is a schematic diagram of a front view of a cast iron volute with an external pressure relief valve interface for a turbocharger according to the present utility model;

FIG. 2 is a schematic rear view of a cast iron volute with an external relief valve interface for a turbocharger according to the present utility model;

fig. 3 is a schematic cross-sectional view of a cast iron volute with an external pressure relief valve interface for a turbocharger according to the present utility model.

In the figure: 1. a housing; 2. a boss; 3. a connection hole; 4. a connection plane; 5. a fixing hole; 6. reserving a boss; 7. a pressure relief tube; 8. an air outlet hole; 9. a mounting hole; 10. a mounting plane; 11. a sensor hole; 12. a connecting ring; 13. a preformed hole; 14. a first bump; 15. a second bump; 16. an observation tube; 17. an observation lens; 18. sealing the lens; 19. an air guide plate; 20. and an air guide strip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. It should be noted that the terms "mounted," "connected," and "disposed" are to be construed broadly, unless explicitly stated or defined otherwise, and that the particular meaning of such terms in this patent will be understood by those of ordinary skill in the art, as appropriate.

Referring to fig. 1-3, a cast iron volute with an outer pressure relief valve interface of a turbocharger comprises a housing 1, a boss 2 is reserved on one side of the housing 1, a connection plane 4 is reserved on one side of the housing 1, the connection plane 4 is convenient to connect with an exhaust pipe, a pressure relief pipe 7 is welded at the top of the housing 1, an air outlet hole 8 is reserved on one side of the housing 1, a through hole is formed in the air outlet hole 8, a mounting plane 10 is reserved on one side of the housing 1, the precision of the mounting plane 10 is high, a sensor hole 11 is reserved on the inner wall of one side of the housing 1, the sensor hole 11 is more convenient when an air pressure sensor is additionally arranged, a reserved boss 6 is welded at the top of the housing 1, an air guide plate 19 is welded on the inner wall of the housing 1, a plurality of air guide strips 20 are welded on one side of the air guide plate 19, and the air guide plate 19 plays a role in enabling air to flow in the housing 1 to be smoother.

In the utility model, the bottom of the shell 1 is welded with the observation tube 16, the inner wall of the observation tube 16 is respectively adhered with the observation lens 17 and the sealing lens 18, the observation tube 16 has the function of observing the carbon deposition condition in the shell 1, the outer wall of the boss 2 is provided with a plurality of connecting holes 3, the surface of the connecting plane 4 is provided with a plurality of fixing holes 5, the top of the reserved boss 6 is provided with a reserved hole 13, the reserved hole 13 can be additionally provided with a temperature sensor, and more data can be conveniently acquired.

In particular, one end fixedly connected with go-between 12 of pressure release pipe 7, a plurality of mounting holes 9 are left on the surface of mounting plane 10, leave a plurality of first lugs 4 on the inner wall of shell 1, and the effect of first lug 14 is when fixed orifices 5 installation bolt, and the bolt can not interfere with shell 1, leaves a plurality of second lugs 15 on the bottom inner wall of shell 1, and the effect of second lug 15 is the degree of depth that increases mounting hole 9, guarantees the gas tightness of shell 1.

Working principle: when the exhaust pipe is used, the shell 1 is fixed on the exhaust pipe through the fixing hole 5, the turbine is installed in the air outlet pipe 8, the pressure release valve is connected with the connecting ring 12 together through the installation hole 9, the tail gas inlet enters the shell 1 to drive the turbine in the air outlet pipe 8 to drive the air suction device, when the turbine speed needs to be reduced, the pressure release valve is started, gas is discharged from the pressure release pipe 7, the pressure in the shell 1 is reduced, the turbine rotation speed is reduced, the engine air inflow is reduced, the engine rotation speed is reduced, the air inflow is flexibly controlled, the punching on the volute is not needed, and the exhaust pipe is more convenient to use.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a cast iron volute of turbocharger outband relief valve interface, includes shell (1), its characterized in that, boss (2) have been seted up to one side of shell (1), connection plane (4) have been seted up to one side of shell (1), the top welding of shell (1) has pressure release pipe (7), apopore (8) have been seted up to one side of shell (1), mounting plane (10) have been seted up on one side of shell (1), sensor hole (11) have been seted up on one side inner wall of shell (1), the top fixedly connected with of shell (1) reserves boss (6), fixedly connected with air guide plate (19) on the inner wall of shell (1), one side fixedly connected with a plurality of air guide bars (20) of air guide plate (19).

2. The cast iron volute with the outer pressure relief valve interface of the turbocharger according to claim 1, wherein an observation tube (16) is fixedly connected to the bottom of the housing (1), and an observation lens (17) and a sealing lens (18) are respectively bonded to the inner wall of the observation tube (16).

3. The cast iron volute with the outer pressure relief valve interface of the turbocharger according to claim 1, wherein a plurality of connecting holes (3) are formed in the outer wall of the boss (2), and a plurality of fixing holes (5) are formed in the surface of the connecting plane (4).

4. A cast iron volute with an external pressure relief valve interface for a turbocharger according to claim 1, characterized in that the top of the reserved boss (6) is provided with a reserved hole (13).

5. The cast iron volute with the outer pressure relief valve interface of the turbocharger according to claim 1, wherein one end of the pressure relief pipe (7) is fixedly connected with a connecting ring (12).

6. A cast iron volute with an external pressure relief valve interface for a turbocharger according to claim 1, characterized in that the surface of the mounting plane (10) is provided with a plurality of mounting holes (9).

7. The cast iron volute with the external pressure relief valve interface of the turbocharger according to claim 1, characterized in that a plurality of first protruding blocks (4) are arranged on the inner wall of the housing (1), and a plurality of second protruding blocks (15) are arranged on the inner wall of the bottom of the housing (1).