Device for testing sealing performance of X-ray bulb tube
By designing a test device including a vacuum chamber, a vacuum pump and a human-computer interaction interface under a vacuum environment, the high cost and complexity of traditional helium detection methods were solved, and a fast, accurate and safe X-ray tube sealing test was achieved.
Patent Information
- Application Number
- CN202422855301.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-22
- Publication Date
- 2025-09-05
- Estimated Expiration
- 2034-11-22
AI Technical Summary
Traditional X-ray tube sealing tests rely on helium leak detection, which has problems such as high helium cost, limited resources, and complex testing methods.
A sealing test device for vacuum environment was designed, which included a vacuum chamber, a vacuum pump, a pressure sensor, a human-computer interface and oil-absorbing paper. It can quickly detect the sealing of X-ray tubes in a high vacuum environment, and ensure the test accuracy and safety through the vacuum monitoring module and oil-absorbing paper.
It realizes fast, accurate, safe and easy-to-operate X-ray tube sealing test, reduces test time and improves test accuracy and safety.
Smart Images

Figure CN223307752U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of detection of medical equipment, in particular to a device for testing the sealing performance of an X-ray tube. Background Art
[0002] X-ray tubes are core components of medical imaging equipment, and their sealing is crucial for ensuring proper function and extending their service life. Traditional sealing tests typically rely on helium leak detection. However, due to the high cost and limited resources of helium and the complex testing methods, a helium-free sealing test device is urgently needed.
[0003] Traditional sealing tests usually rely on helium leak detection methods, but there are problems with the high cost of helium, limited resources, and complex testing methods. The purpose of this utility model is to provide a device for testing the sealing of X-ray tubes, which can perform sealing tests in a vacuum environment and improve test accuracy and efficiency. Utility Model Content
[0004] The utility model provides a device for testing the sealing of an X-ray tube in order to solve the problems that the traditional sealing test usually relies on the helium leak detection method, but has the high cost of helium, limited resources and complicated testing methods.
[0005] To solve the above technical problems, the present invention provides a technical solution as follows: a device for testing the sealing performance of an X-ray tube, comprising a vacuum chamber base; a vacuum chamber, a vacuum gauge provided on the vacuum chamber, an exhaust pipe connected to the vacuum chamber; a vacuum pump connected to the exhaust pipe, an exhaust valve provided on the exhaust pipe; a vacuum pump control module equipped with a pressure sensor; a control system equipped with a human-computer interface; and oil-absorbing paper for wiping the surface of the X-ray tube.
[0006] The vacuum chamber is fixed on a vacuum chamber base, an observation window is provided on a cabinet door of the vacuum chamber, and a pipeline with an air inlet valve is provided on the vacuum chamber.
[0007] As an improvement, the interior of the vacuum chamber is equipped with a tooling bracket, which is used to place the X-ray tube.
[0008] As an improvement, the control system includes a vacuum monitoring module, which is used to monitor the pressure in the vacuum chamber in real time.
[0009] As an improvement, the oil absorbing paper is used to wipe the surface of the X-ray tube after the test, and the grease precipitation on the oil absorbing paper is observed.
[0010] As an improvement, the vacuum pump can establish and maintain a high vacuum environment in a short time.
[0011] The advantages of the utility model are: 1. High efficiency: the vacuum environment can quickly detect the sealing of the X-ray tube, reducing the test time.
[0012] 2. Accuracy: High vacuum degree and precise pressure monitoring system ensure the accuracy of test results.
[0013] 3. Ease of use: The human-computer interaction interface is friendly and easy to operate, suitable for operators of different levels.
[0014] 4. Safety: The vacuum chamber is designed to be sturdy to ensure the safety and reliability of the testing process. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the testing device of the present utility model.
[0016] Figure 2 It is a schematic diagram of the vacuum chamber structure of the present utility model.
[0017] As shown in the figure: 1. Vacuum chamber; 2. Vacuum gauge; 3. Exhaust pipe; 4. Vacuum pump; 5. Exhaust valve; 6. Inlet valve; 7. Control system; 8. Observation window; 9. Tooling bracket; 10. Vacuum chamber base. DETAILED DESCRIPTION
[0018] The present invention will be described in further detail below with reference to the accompanying drawings.
[0019] Combined with attachment Figure 1 、 Figure 2 , a device for testing the sealing of an X-ray tube, comprising a vacuum chamber base 10, wherein the vacuum chamber 1 is provided with a tooling bracket 9, the tooling bracket 9 is used to place the X-ray tube; a vacuum chamber 1, wherein a vacuum gauge 2 is provided on the vacuum chamber 1, and an exhaust pipe 3 is connected to the vacuum chamber 1; a vacuum pump 4, wherein the vacuum pump 4 can establish and maintain a high vacuum environment in a short time, the vacuum pump 4 is connected to the exhaust pipe 3, and the exhaust pipe 3 is provided with an exhaust valve 5; a vacuum pump 4 control module equipped with a pressure sensor; a control system 7 equipped with a human-computer interaction interface, wherein the control system 7 includes a vacuum degree monitoring module, and the vacuum degree monitoring module is used to monitor the pressure in the vacuum chamber 1 in real time; oil-absorbing paper, wherein the oil-absorbing paper is used to wipe the surface of the X-ray tube after the test and observe the grease precipitation on the oil-absorbing paper;
[0020] The vacuum chamber 1 is fixed on a vacuum chamber base 10 , an observation window 8 is provided on a cabinet door of the vacuum chamber 1 , and a pipe with an air inlet valve 6 is provided on the vacuum chamber 1 .
[0021] In one embodiment, the vacuum chamber 1 is made of high-strength stainless steel as the main structure to ensure the sealing and durability of the vacuum chamber 1. The internal volume of the vacuum chamber 1 can accommodate X-ray tubes of different sizes.
[0022] In one embodiment, the observation window 8 is made of high-strength transparent material to facilitate real-time observation of the internal conditions of the vacuum chamber 1. A sealing gasket is provided around the observation window 8 to ensure that there is no air leakage in a high vacuum environment.
[0023] The fixture bracket 9 is installed inside the vacuum chamber 1 and is used to fix the X-ray tube to be tested;
[0024] In one embodiment, the air inlet and outlet are connected to the vacuum pump 4, and the air inlet and outlet are equipped with high-precision vacuum valves for controlling the vacuum degree of the vacuum chamber 1 to ensure rapid establishment and recovery of vacuum;
[0025] In one embodiment, the vacuum pump 4 is a rotary vane or turbomolecular pump that can quickly establish a high vacuum environment. The pumping speed and ultimate vacuum degree of the vacuum pump 4 meet the test requirements. The connecting pipe is made of high-pressure resistant and corrosion-resistant materials to ensure an airtight connection between the vacuum pump 4 and the vacuum chamber 1.
[0026] In one embodiment, the vacuum pump 4 control module controls the start and stop of the vacuum pump 4, adjusts the working state of the vacuum pump 4, and is equipped with an emergency stop function to ensure that the operation can be stopped quickly in abnormal situations;
[0027] In one embodiment, the vacuum monitoring module is equipped with a high-precision pressure sensor to monitor the vacuum level in the vacuum chamber 1 in real time. The display screen shows the current vacuum level and records the vacuum level change data during the test.
[0028] In one implementation, the human-machine interface is designed with a touch screen, providing a user-friendly interface through which operators can set test parameters, start and stop tests, and view real-time data and historical records.
[0029] In one embodiment, the special oil-absorbing paper is made of a highly absorbent material that can effectively absorb grease. The surface of the oil-absorbing paper is smooth and does not leave fiber residue after wiping.
[0030] The above description of the present invention and its embodiments is non-limiting. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if a person skilled in the art is inspired by the above, and does not deviate from the purpose of the present invention, without inventive design, a structure and embodiment similar to the technical solution should fall within the scope of protection of the present invention.
Claims
1. A device for testing the sealing performance of an X-ray tube, characterized in that: The invention comprises a vacuum chamber base (10); a vacuum chamber (1), wherein a vacuum gauge (2) is provided on the vacuum chamber (1), and an exhaust pipe (3) is connected to the vacuum chamber (1); a vacuum pump (4), wherein the vacuum pump (4) is connected to the exhaust pipe (3), and an exhaust valve (5) is provided on the exhaust pipe (3); a vacuum pump (4) control module equipped with a pressure sensor; a control system (7) equipped with a human-machine interface; and oil-absorbing paper for wiping the surface of the X-ray tube; The vacuum chamber (1) is fixed on a vacuum chamber base (10), an observation window (8) is provided on a cabinet door of the vacuum chamber (1), and a pipeline with an air inlet valve (6) is provided on the vacuum chamber (1).
2. The device for testing the sealing performance of an X-ray tube according to claim 1, wherein: The vacuum chamber (1) is equipped with a tooling bracket (9) inside, and the tooling bracket (9) is used to place the X-ray tube.
3. The device for testing the sealing performance of an X-ray tube according to claim 1, wherein: The control system (7) comprises a vacuum monitoring module, which is used to monitor the pressure in the vacuum chamber (1) in real time.
4. The device for testing the sealing performance of an X-ray tube according to claim 1, wherein: The oil absorbing paper is used to wipe the surface of the X-ray tube after the test and observe the grease precipitation on the oil absorbing paper.
5. The device for testing the sealing performance of an X-ray tube according to claim 1, wherein: The vacuum pump (4) is capable of establishing and maintaining a high vacuum environment in a short time.