Leakage device for assisting in detecting leakage rate of side leakage clamp of turbine shell
By designing a leakage device that assists in detecting leakage of the turbine housing side leakage fixture including end face sealing structure, connection device, leakage device and protection device, the complex problems of sealing and control of traditional devices are solved, and higher stability and reliability are achieved.
Patent Information
- Application Number
- CN202420655093.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-01
- Publication Date
- 2025-05-20
- Estimated Expiration
- 2034-04-01
AI Technical Summary
The traditional leakage device that assists in detecting leakage of the turbine housing side leakage fixture has strict sealing, temperature and environmental requirements, complex control structure design, heavy quality, expensive construction, and inconvenient operation.
A leakage device is designed to assist in detecting leakage of side leakage fixture of turbine housing, including an end face seal structure, a connecting device, a leakage device and a protective device. Improve connection stability and sealing effect through fine threads and sealing grooves, and use 3D printed polymer rods of different density as leakage devices, plus a copper shield to improve stability and protection.
It improves the connection stability, sealing effect and stability of the leakage device, ensures the leakage control effect, and protects the device from external interference, thereby improving the working efficiency and reliability of the entire leakage device system.
Smart Images
Figure CN222887593U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of industrial inspection, and specifically relates to a leakage device for assisting in detecting the leakage amount of a side leakage fixture of a turbine housing. Background Technique
[0002] A leakage valve is a gas leakage amount detection device, usually used for detecting and calibrating the accuracy of a side leakage detector and a side leakage fixture. It is commonly used in combination with a side leakage fixture and a side leakage detector and is widely used in the side leakage field of high-pressure-resistant automotive parts (for example, side leakage of a turbine housing).
[0003] For the traditional leakage device for assisting in detecting the leakage amount of a side leakage fixture of a turbine housing, various valve bodies and mechanisms for controlling the gas leakage amount exist in the existing market, but no one has truly achieved simplicity, stability, and low cost.
[0004] The traditional leakage device for assisting in detecting the leakage amount of a side leakage fixture of a turbine housing has the following problems: Ordinary gas leakage detection devices have strict requirements for sealing performance, temperature, and environment. To achieve convenient control and high precision, the design requirements for the control structure are often very complex, the quality is heavy, the cost is high, and a lot of auxiliary equipment is needed, and the operation is inconvenient. Therefore, we propose a leakage device for assisting in detecting the leakage amount of a side leakage fixture of a turbine housing. Content of the Utility Model
[0005] The technical problem to be solved by the utility model is to overcome the existing defects, provide a leakage device for assisting in detecting the leakage amount of a side leakage fixture of a turbine housing, improve the connection stability and sealing effect, ensure the stability of the leakage device and the leakage control effect, and protect the device from external interference, thereby improving the working efficiency and reliability of the entire leakage device system, and effectively solving the problems in the background technique.
[0006] To achieve the above purpose, the utility model provides the following technical solution: A leakage device for assisting in detecting the leakage amount of a side leakage fixture of a turbine housing, including an end face sealing structure.
[0007] End face sealing structure: A connecting device is arranged on its left side, a leakage device is arranged at the end of the connecting device, and a protection device is installed outside the leakage device, which improves the connection stability and sealing effect, ensures the stability of the leakage device and the leakage control effect, and protects the device from external interference, thereby improving the working efficiency and reliability of the entire leakage device system.
[0008] Further, the end face sealing structure is a rubber sealing pad, which is convenient for preventing air leakage.
[0009] Further, a sealing groove is arranged on the side of the connecting device end face sealing structure, which improves the sealing effect.
[0010] Further, the left end of the connecting device is provided with fine-threaded threads, which improves the connection stability.
[0011] Further, the leakage device is a 3D-printed high-molecular plastic rod with different densities, which plays a role in stabilizing leakage in the whole device.
[0012] Further, the protection device is a copper protective cover, which improves the stability and prevents the device from being affected externally during operation, thus affecting the working accuracy of the device.
[0013] Further, the central axes of the end-face sealing structure, the connecting device, the leakage device and the protection device coincide with each other, which improves the smoothness during operation.
[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows: The leakage device for assisting in detecting the leakage amount of the turbine housing side leakage fixture of the present utility model has the following advantages:
[0015] The connecting device in the device is connected to the workpiece. The end-face sealing ring plays a sealing role between the workpiece and the connecting member. The left side of the end-face sealing structure of the connecting device is provided with a sealing groove to ensure the effectiveness of the sealing structure. The threaded part is a fine-thread structure and is directly connected to the workpiece, which improves the connection stability and sealing effect. The clearance fit between the connecting device and the leakage device has a tolerance of 0.1 MM and is sealed with glue. The leakage device is a 3D-printed high-molecular plastic rod with different densities, and different densities achieve different leakage amounts. It is installed on the left side of the connecting device and plays a role in stabilizing leakage in the whole device. A copper protective cover is installed outside the connecting device as a protection device for the leakage device, which improves the stability and prevents the device from being affected externally during operation, thus affecting the working accuracy of the device. It improves the connection stability and sealing effect, ensures the stability of the leakage device and the leakage control effect, and protects the device from external interference, thereby improving the working efficiency and reliability of the whole leakage device system. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic structural diagram of the present utility model.
[0017] In the figure: 1 end-face sealing structure, 2 connecting device, 3 leakage device, 4 protection device. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0018] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.
[0019] Please refer to Figure 1 , this embodiment provides a technical solution: a leakage device for assisting in detecting the leakage amount of a turbine housing side leakage fixture, including an end face sealing structure 1;
[0020] End face sealing structure 1: A connecting device 2 is provided on its left side, a leakage device 3 is provided at the end of the connecting device 2, a protective device 4 is installed outside the leakage device 3. The end face sealing structure 1 is a rubber sealing gasket. A sealing groove is provided on the side of the end face sealing structure of the connecting device 2. A fine thread is provided at the left end of the connecting device 2. The leakage device 3 is a 3D printed high molecular plastic rod with different densities. The protective device 4 is a copper protective cover. The central axes of the end face sealing structure 1, the connecting device 2, the leakage device 3, and the protective device 4 coincide with each other. The workpiece is connected through the connecting device 2 in the device. The end face sealing ring 1 plays a sealing role between the workpiece and the connecting piece. A sealing groove is provided on the side of the end face sealing structure of the left-side connecting device 2 to ensure the effectiveness of the sealing structure. The threaded part is a fine thread structure and is directly connected to the workpiece, improving the connection stability and sealing effect, and playing a connecting role in the whole device. The leakage device 3 is installed at the end of the connecting device 2. The clearance fit between the connecting device 2 and the leakage device 3 has a tolerance of 0.1 MM and is sealed and connected with glue. The leakage device 3 is a 3D printed high molecular plastic rod with different densities, achieving different leakage amounts through different densities. It is installed on the left side of the connecting device 2 and plays a role in stabilizing the leakage in the whole device. A protective device 4, a copper protective cover, is installed outside the connecting device 3 to provide protection for the leakage device and improve the stability, avoiding the device being affected externally during work and affecting the working accuracy of the device. During the calibration of the turbine housing side leakage sample, the leakage amount calibration is achieved by installing this device to check the correctness of the fixture. Working process: Gas flows through the connecting piece and into the leakage device, achieving a stable leakage output effect.
[0021] The working principle of a leakage device for assisting in detecting the leakage amount of a turbo housing side leakage fixture provided by the present utility model is as follows: It is connected to the workpiece through the connecting device 2 inside the device. The end face sealing ring 1 plays a sealing role between the workpiece and the connecting member. A sealing groove is provided on the side of the end face sealing structure of the connecting device 2 on the left side to ensure the effectiveness of the sealing structure. The threaded part is a fine thread structure and is directly connected to the workpiece, improving the connection stability and sealing effect, and playing a connecting role in the whole device. The leakage device 3 is installed at the end of the connecting device 2. The clearance fit between the connecting device 2 and the leakage device 3 has a tolerance of 0.1 MM and is sealed and connected by glue. The leakage device 3 is a 3D-printed high molecular plastic rod with different densities, achieving different leakage amounts through different densities. It is installed on the left side of the connecting device 2 and plays a role in stabilizing leakage in the whole device. The protective device 4, which is a copper protective cover, is installed outside the connecting device 3 to provide protection for the leakage device and improve the stability, avoiding the device being affected externally during operation and affecting the working accuracy of the device. During the calibration of the side leakage sample of the volute, the leakage amount is calibrated by installing this device to test the correctness of the fixture. The working process: Gas flows through the connecting member and into the leakage device to achieve a stable leakage output effect.
[0022] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied to other related technical fields, shall be similarly included in the patent protection scope of the present utility model.
Claims
1. A leakage device for assisting in detecting the leakage of a side leakage fixture of a turbine housing, characterized in that: It comprises an end face sealing structure (1); An end face sealing structure (1) is provided with a connecting device (2) on its left side, a leakage device (3) is provided at the end of the connecting device (2), and a protective device (4) is installed outside the leakage device (3).
2. A leakage device for assisting in detecting leakage of a side leakage fixture of a turbine housing according to claim 1, characterized in that: The end face sealing structure (1) is a rubber sealing pad.
3. The leakage device for assisting in detecting the leakage of a side leakage fixture of a turbine housing according to claim 1, characterized in that: A sealing groove is provided on the end face sealing structure side of the connecting device (2).
4. The leakage device for assisting in detecting the leakage of a side leakage fixture of a turbine housing according to claim 1, characterized in that: The left end of the connecting device (2) is provided with a fine thread.
5. The leakage device for assisting in detecting the leakage of a side leakage fixture of a turbine housing according to claim 1, characterized in that: The leakage device (3) is a 3D printed polymer plastic rod with different densities.
6. The leakage device for assisting in detecting the leakage of a side leakage fixture of a turbine housing according to claim 1, characterized in that: The protective device (4) is a copper protective cover.
7. The leakage device for assisting in detecting the leakage of a side leakage fixture of a turbine housing according to claim 6, characterized in that: The central axes of the end face sealing structure (1), the connecting device (2), the leakage device (3) and the protective device (4) coincide with each other.