CN-224229495-U - Turbocharger test bench position fixing pipeline connection structure

Abstract

The utility model relates to the technical field of turbochargers, in particular to a turbocharger test stand position fixing pipeline connecting structure, which comprises a turbocharger shell interface, a matching flange, a plurality of fastening screws, a plurality of fastening nuts, a connecting flange and a stand position fixing pipeline. The bench position fixing pipeline is tightly attached to the matching flange, a plurality of fastening screws penetrate through the connecting flange, then the fastening nuts are screwed into the fastening screws, the fastening nuts push the connecting flange to be close to the bench position fixing pipeline, the bench position fixing pipeline is abutted to be fixed between the matching flange and the connecting flange, a sealing structure is formed between the bench position fixing pipeline and the matching flange, at the moment, the turbocharger shell interface is communicated with the bench position fixing pipeline, and therefore the problem that through holes in the connecting flange cannot be aligned with the fastening screws when the turbocharger shell interface and the bench position fixing pipeline are connected can be avoided.

Inventors

• LI SONGBO
• YUAN WENXIN
• LIU XIN
• SUN QISHUO
• LIU YANG
• LUO TONG

Assignees

• 中船(重庆)装备技术有限公司

Dates

Publication Date

20260512

Application Date

20250521

Claims (4)

1. 1. A turbocharger test stand position fixing pipeline connecting structure is characterized in that, The turbocharger comprises a turbocharger shell interface, a matching flange, a plurality of fastening screws, a plurality of fastening nuts, a connecting flange and a bench position fixing pipeline; the device comprises a connecting flange, a plurality of fastening screws, a plurality of fastening nuts, a plurality of fastening screw, a plurality of connecting flange and a plurality of fastening screw sliding connection, wherein the connecting flange is fixedly connected with the turbocharger housing interface and is located on the side edge of the turbocharger housing interface, the fastening screws are respectively in threaded connection with the connecting flange and are respectively located on the side edge of the connecting flange, the fastening nuts are respectively in threaded connection with the corresponding fastening screw and are respectively located on the side edge of the corresponding fastening screw, the connecting flange is in sliding connection with the fastening screw, the fastening screw penetrates through the connecting flange respectively, the fastening screw is respectively located on the side edge of the connecting flange, and the station fixing pipeline is in rotary connection with the connecting flange and is located on the side edge of the connecting flange.
2. 2. The turbocharger test stand position fixing pipe connection structure according to claim 1, wherein, The turbocharger test bench position fixing pipeline connecting structure further comprises an O-shaped sealing ring, wherein the shell O-shaped sealing ring is fixedly connected with the turbocharger shell interface and is positioned between the turbocharger shell interface and the matching flange.
3. 3. The turbocharger test stand position fixing pipe connection structure according to claim 2, wherein, The turbocharger test bench position fixed pipeline connecting structure further comprises a fixed pipeline O-shaped sealing ring, wherein the fixed pipeline O-shaped sealing ring is fixedly connected with the bench position fixed pipeline and is positioned on the side edge of the bench position fixed pipeline.
4. 4. The turbocharger test stand position fixing pipe connection structure according to claim 3, wherein, The turbocharger test stand position fixing pipeline connecting structure further comprises a plurality of anti-loosening gaskets, wherein the anti-loosening gaskets are respectively connected with the fastening screws in a sliding mode and are respectively located at the side edges of the fastening screws.

Description

Turbocharger test bench position fixing pipeline connection structure Technical Field The utility model relates to the technical field of turbochargers, in particular to a turbocharger test stand position fixing pipeline connecting structure. Background The turbocharger pressure test bench fixed pipeline is a key equipment component for turbocharger performance test and experiment, and has the function of connecting a turbocharger with a test system to ensure stable flow of gas and accurate measurement of parameters in the test process. At present, a turbocharger pressure test bench position fixing pipeline is connected with a pipeline by a flange, but the turbocharger pressure test bench position fixing pipeline flange fastening screw through hole and the bench position fixing pipeline flange fastening screw through hole are difficult to align after long-time use, and particularly on a general turbocharger test bench position, the specifications and the models of the turbocharger are numerous. The bench position fixed pipeline is frequently replaced, and the pipeline flange fastening screw holes are easy to misplace, so that the turbocharger pressure test bench position fixed pipeline and the pipeline cannot be connected. Disclosure of Invention The utility model aims to provide a turbocharger test stand fixing pipeline connecting structure, which solves the problem that a turbocharger test stand fixing pipeline and a stand fixing pipeline cannot be connected due to dislocation of a flange fastening screw through hole of the conventional turbocharger test stand fixing pipeline and a flange fastening screw through hole of the stand fixing pipeline after a long time. In order to achieve the above object, the utility model provides a turbocharger test stand fixing pipeline connection structure, which comprises a turbocharger housing interface, a matching flange, a plurality of fastening screws, a plurality of fastening nuts, a connecting flange and a stand fixing pipeline, wherein the matching flange is fixedly connected with the turbocharger housing interface and is positioned at the side edge of the turbocharger housing interface, the fastening screws are respectively in threaded connection with the matching flange and are respectively positioned at the side edge of the matching flange, the fastening nuts are respectively in threaded connection with the corresponding fastening screws and are respectively positioned at the side edge of the corresponding fastening screws, the connecting flange is in sliding connection with the fastening screws, the fastening screws respectively penetrate through the connecting flange, the fastening screws are respectively positioned at the side edge of the connecting flange, and the stand fixing pipeline is rotationally connected with the connecting flange and is positioned at the side edge of the connecting flange. The turbocharger test bench position fixing pipeline connecting structure further comprises an O-shaped sealing ring, wherein the shell O-shaped sealing ring is fixedly connected with the turbocharger shell interface and is located between the turbocharger shell interface and the matching flange. The turbocharger test bench position fixing pipeline connecting structure further comprises a fixing pipeline O-shaped sealing ring, wherein the fixing pipeline O-shaped sealing ring is fixedly connected with the bench position fixing pipeline and is located at the side edge of the bench position fixing pipeline. The turbocharger test bench position fixing pipeline connecting structure further comprises a plurality of anti-loosening gaskets, wherein the anti-loosening gaskets are respectively connected with the fastening screws in a sliding mode and are respectively located on the side edges of the fastening screws. According to the turbocharger test stand position fixing pipeline connecting structure, the matching flange is sleeved on the side edge of the turbocharger shell interface and communicated with the turbocharger shell interface, and a sealing structure is formed between the turbocharger shell interface and the matching flange; the connecting flange is sleeved on the bench fixed pipeline and can freely move in the circumferential direction of the bench fixed pipeline, and a plurality of through holes matched with the fastening screws are formed in the connecting flange; when the bench fixing pipeline is installed, the bench fixing pipeline is tightly attached to the matching flange, then the connecting flange is rotated, a plurality of fastening screws penetrate through the connecting flange, then the fastening nuts are screwed into the fastening screws, the fastening nuts are close to the connecting flange, the connecting flange is pushed, the connecting flange is close to the bench fixing pipeline, the bench fixing pipeline is tightly abutted and fixed between the matching flange and the connecting flange, a sealing structure is formed between the bench fixing