Suction gun device of helium mass spectrometer leak detector
By designing a helium mass spectrometer leak detector gun device with a placement box and sealing structure, the problem of air flow affecting detection accuracy is solved, more accurate detection results are achieved, and the practicality of the device is improved.
Patent Information
- Application Number
- CN202421401385.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-19
- Publication Date
- 2025-03-04
- Estimated Expiration
- 2034-06-19
AI Technical Summary
The existing helium mass spectrometer leak detector gun device during detection is inaccurate due to the influence of air flow.
A helium mass spectrometer leak detector suction device including placing a box, a motor, a partition, a cylinder, a hydraulic cylinder and a rubber pad is designed. By driving the cylinder and hydraulic cylinder, the equipment and baffle moves to form a sealing structure to avoid air flow.
It effectively improves the accuracy of the test results, ensures the reliability of the test results, and improves the practicality of the device by placing a barrel and a cushion layer.
Smart Images
Figure CN222561219U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of helium mass spectrometer leak detectors, in particular to a gun suction device for a helium mass spectrometer leak detector. Background Art
[0002] Helium mass spectrometer leak detector is a device commonly used to detect gas leaks in various closed systems and equipment. It is based on the behavior of gas molecules in an electric field and uses the principle of mass spectrometry to detect helium in the gas, thereby determining possible leak points.
[0003] When the existing helium mass spectrometer leak detector suction gun device is used, the suction gun is connected to the helium mass spectrometer leak detector, and then the detection personnel manually operate the suction gun to make it close to the device to be detected, so as to perform detection. The flow of air will affect the detection accuracy of the suction gun. When the device is exposed to the air for detection, the air will flow, thereby affecting the detection result and causing the detection result to be inaccurate. Therefore, a helium mass spectrometer leak detector suction gun device is proposed to solve the above problem. Utility Model Content
[0004] In order to make up for the above shortcomings, the utility model provides a helium mass spectrometer leak detector gun suction device, aiming to improve the problem in the prior art that air flow affects the detection result and causes inaccurate detection result.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a helium mass spectrometer leak detector gun suction device, including a placement box, the bottom of the placement box is fixedly connected to a motor, the output end of the motor is fixedly connected to a partition, the top of the partition is fixedly connected to a cylinder, one end of the cylinder is fixedly connected to a bearing plate, the top surface of the placement box is provided with a hydraulic cylinder, one end of the hydraulic cylinder is fixedly connected to a baffle, the bottom of the baffle is fixedly connected to a rubber pad, and the bottom of the rubber pad is slidably connected to the top surface of the placement box.
[0006] As a further description of the above technical solution:
[0007] The placement box is configured as a hollow structure, and the partition, the cylinder and the bearing plate are all located inside the placement box.
[0008] As a further description of the above technical solution:
[0009] A fixing plate is fixedly connected to the top surface of the rear side of the placement box, and the hydraulic cylinder is fixedly connected to the top of the fixing plate. A foot is fixedly connected to the bottom of the placement box.
[0010] As a further description of the above technical solution:
[0011] A bottom plate is fixedly connected to one side of the placement box, a clamping plate is arranged on the top surface of the bottom plate, and a suction gun is arranged on the top surface of the bottom plate.
[0012] As a further description of the above technical solution:
[0013] The bottom of the bottom plate is fixedly connected with a fixing cylinder, the interior of the fixing cylinder is slidably connected with a sliding block, the top of the sliding block is fixedly connected with a sliding rod, and a spring is arranged on the outer side of the sliding rod.
[0014] As a further description of the above technical solution:
[0015] The sliding rod passes through the top of the fixing tube, and one end of the sliding rod is fixedly connected to the bottom of the clamping plate.
[0016] As a further description of the above technical solution:
[0017] A fixing ring is provided on one side of the placement box, a clamping block is slidably connected to one side of the fixing ring, a bolt is threadedly connected to the inside of one side of the fixing ring, one end of the bolt is threadedly connected to the inside of the clamping block, a placement tube is fixedly connected to one side of the clamping block, and a cushion layer is fixedly connected to the inside of the placement tube.
[0018] As a further description of the above technical solution:
[0019] The interior of the fixing ring is fixedly connected to a helium mass spectrometer leak detector body, the top of the helium mass spectrometer leak detector body is fixedly connected to a lower connecting piece, the interior of the lower connecting piece is threadedly connected to an upper connecting piece, the top of the upper connecting piece is rotatably connected to a hose, and one end of the hose is fixedly connected to one end of the suction gun.
[0020] The utility model has the following beneficial effects:
[0021] 1. In the utility model, the equipment to be tested can be placed inside the placement box by driving the cylinder and the load-bearing plate, and the equipment can be driven to rotate by the driving motor, so that the equipment can be tested in all directions. The sealing inside the placement box can be increased by the hydraulic cylinder, the baffle and the rubber pad, so as to avoid the air flow inside the placement box and improve the accuracy of the test results.
[0022] 2. In the utility model, the placement tube can prevent the suction gun from being damaged due to collision, the suction gun can be clamped by the cushion layer, and the placement tube can be disassembled by bolts, so that suction guns of different specifications can be replaced, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 This is a three-dimensional structural schematic diagram of a helium mass spectrometer leak detector suction gun device proposed by the utility model;
[0024] Figure 2 This is a cross-sectional view of a placement box of a helium mass spectrometer leak detector suction gun device proposed in the utility model;
[0025] Figure 3 This is a cross-sectional view of a fixed tube of a helium mass spectrometer leak detector suction gun device proposed by the utility model;
[0026] Figure 4 This is a cross-sectional view of a placement tube of a helium mass spectrometer leak detector suction gun device proposed by the utility model;
[0027] Figure 5 The utility model provides a schematic diagram of the structure of a lower connecting piece of a helium mass spectrometer leak detector suction gun device.
[0028] Legend:
[0029] 1. Placement box; 2. Motor; 3. Partition; 4. Cylinder; 5. Loading plate; 6. Hydraulic cylinder; 7. Baffle; 8. Rubber pad; 9. Fixed plate; 10. Suction gun; 11. Bottom plate; 12. Clamp; 13. Fixed cylinder; 14. Slider; 15. Sliding rod; 16. Spring; 17. Fixed ring; 18. Block; 19. Bolt; 20. Placement cylinder; 21. Cushion; 22. Helium mass spectrometer leak detector body; 23. Lower connecting piece; 24. Upper connecting piece; 25. Hose; 26. Foot. DETAILED DESCRIPTION
[0030] The following will be combined with the drawings in the specification of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0031] Reference Figure 1 and Figure 2 The utility model provides an embodiment: a helium mass spectrometer leak detector gun suction device, including a placement box 1, a motor 2 is fixedly connected to the bottom of the placement box 1, a partition 3 is fixedly connected to the output end of the motor 2, a cylinder 4 is fixedly connected to the top of the partition 3, one end of the cylinder 4 is fixedly connected to a bearing plate 5, a hydraulic cylinder 6 is arranged on the top surface of the placement box 1, one end of the hydraulic cylinder 6 is fixedly connected to a baffle 7, a rubber pad 8 is fixedly connected to the bottom of the baffle 7, and the bottom of the rubber pad 8 is slidably connected to the top surface of the placement box 1.
[0032] When in use, first drive the cylinder 4 to drive the carrying plate 5 to move upward, then place the device to be detected on the carrying plate 5, then drive the cylinder 4 to drive the carrying plate 5 and the device to move downward, so that the device is inside the placement box 1, then drive the hydraulic cylinder 6 to drive the baffle 7 and the rubber pad 8 to move, so that they completely cover the hole opened on the top of the placement box 1 to prevent the air flow inside the placement box 1 and improve the accuracy of the detection result, then pull the clamping plate 12 to drive the slide bar 15 and the slide block 14 to move upward, squeeze the spring 16, then place the suction gun 10 on the bottom plate 11, insert one end of the suction gun 10 into the inside of the placement box 1, then release the clamping plate 12, when the spring 16 recovers, the suction gun 10 can be limited and fixed, then start the helium mass spectrometer leak detector body 22, so that the suction gun 10 sucks the gas inside the placement box 1 and transports it to the helium mass spectrometer leak detector body 22 through the hose 25, at this time the helium mass spectrometer leak detector body 22 will detect the gas inside the placement box 1.
[0033] Reference Figure 1 and Figure 2 , the placement box 1 is set as a hollow structure, and the partition 3, the cylinder 4 and the bearing plate 5 are all inside the placement box 1. The top surface of the rear side of the placement box 1 is fixedly connected with a fixing plate 9, and the hydraulic cylinder 6 is fixedly connected to the top of the fixing plate 9, and the bottom of the placement box 1 is fixedly connected with a foot 26. By driving the cylinder 4, the bearing plate 5 can be driven to move upward, so that the bearing plate 5 can be extended from the inside of the placement box 1, so that the equipment to be tested can be placed on the bearing plate 5. The hydraulic cylinder 6 can be fixed by the fixing plate 9, and the placement box 1 can be fixed by the foot 26.
[0034] Reference Figure 1 and Figure 3 , a bottom plate 11 is fixedly connected to one side of the placement box 1, a clamping plate 12 is arranged on the top surface of the bottom plate 11, and a suction gun 10 is arranged on the top surface of the bottom plate 11. A fixed cylinder 13 is fixedly connected to the bottom of the bottom plate 11, a slider 14 is slidably connected to the inside of the fixed cylinder 13, a slide bar 15 is fixedly connected to the top of the slider 14, and a spring 16 is arranged on the outside of the slide bar 15. The slide bar 15 passes through the top of the fixed cylinder 13, and one end of the slide bar 15 is fixedly connected to the bottom of the clamping plate 12. The suction gun 10 can be placed above the bottom plate 11 through the bottom plate 11, and the suction gun 10 can be clamped through the clamping plate 12. By pulling the clamping plate 12, the slide bar 15 can be driven to move upward, thereby driving the slider 14 to move, so that the spring 16 can be squeezed, and the distance between the clamping plate 12 and the bottom plate 11 can be increased, so that the suction gun 10 can be easily placed. The slide bar 15 passes through the top of the fixing tube 13 so that the slide bar 15 can slide outside the fixing tube 13 , so that when the clamping plate 12 is pulled, the slide bar 15 can be driven to move upward.
[0035] Reference Figure 4A fixing ring 17 is provided on one side of the placement box 1, a block 18 is slidably connected to one side of the fixing ring 17, a bolt 19 is threadedly connected to the inside of one side of the fixing ring 17, one end of the bolt 19 is threadedly connected to the inside of the block 18, a placement tube 20 is fixedly connected to one side of the block 18, and a cushion layer 21 is fixedly connected to the inside of the placement tube 20. The placement tube 20 can be fixed by the block 18, and the block 18 can be fixed to the inside of the fixing ring 17 by the bolt 19. The suction gun 10 after use can be placed in the placement tube 20 through the placement tube 20 to prevent the suction gun 10 from being damaged due to collision, and the suction gun 10 can be fixed by the cushion layer 21.
[0036] Reference Figure 1 and Figure 5 The inside of the fixing ring 17 is fixedly connected with a helium mass spectrometer leak detector body 22, the top of the helium mass spectrometer leak detector body 22 is fixedly connected with a lower connecting piece 23, the inside of the lower connecting piece 23 is threadedly connected with an upper connecting piece 24, the top of the upper connecting piece 24 is rotatably connected with a hose 25, and one end of the hose 25 is fixedly connected to one end of the suction gun 10. Through the lower connecting piece 23 and the upper connecting piece 24, the hose 25 can be easily disassembled, and one end of the hose 25 is fixed to one end of the suction gun 10, so that the gas sucked by the suction gun 10 can be transported to the helium mass spectrometer leak detector body 22 through the hose 25, so that the equipment can be detected.
[0037] Working principle: When in use, first drive the cylinder 4 to drive the carrier plate 5 to move upward, so that the carrier plate 5 extends out of the placement box 1, and then place the device to be tested on the carrier plate 5, then drive the cylinder 4 to drive the carrier plate 5 and the device to move downward, so that the device is inside the placement box 1, and then drive the hydraulic cylinder 6 to drive the baffle plate 7 and the rubber pad 8 to move, so that the baffle plate 7 and the rubber pad 8 completely cover the hole opened on the top of the placement box 1. The rubber pad 8 can increase its sealing performance, thereby avoiding the air flow inside the placement box 1 and improving the accuracy of the test results. Then place the suction gun 10 The upper connecting piece 24 is then rotated on the outside of the lower connecting piece 23, so that the hose 25 is connected to the main body 22 of the helium mass spectrometer leak detector, so that the gas sucked by the suction gun 10 can be transported to the main body 22 of the helium mass spectrometer leak detector through the hose 25, and then the clamping plate 12 is pulled to drive the slide bar 15 to move upward, thereby driving the slider 14 to move upward, so that the spring 16 on the outside of the slide bar 15 can be squeezed, and the distance between the clamping plate 12 and the bottom plate 11 can be increased. Then, the suction gun 10 is placed on the bottom plate 11, and one end of the suction gun 10 is moved upward. The end of the suction gun 10 is inserted into the interior of the placement box 1, and then the clamping plate 12 is released. When the spring 16 recovers, it will squeeze the slider 14 to move downward, thereby driving the slide bar 15 to move downward, so that the clamping plate 12 can limit and fix the suction gun 10, and then the helium mass spectrometer leak detector body 22 is started, so that the suction gun 10 sucks the gas inside the placement box 1 and transports it to the helium mass spectrometer leak detector body 22 through the hose 25. At this time, the helium mass spectrometer leak detector body 22 will detect the gas inside the placement box 1 to observe whether a helium signal is detected. If a helium signal is detected, it may indicate that there is a gas leak. At this time, the location of the leak can be detected. The location, size and severity of the accident can be easily repaired. The driving motor 2 can drive the equipment to rotate, so that the equipment can be fully inspected. When the inspection is completed, the suction gun 10 is placed in the placement tube 20. The placement tube 20 can prevent the suction gun 10 from being damaged by collision. The cushion layer 21 inside the placement tube 20 can clamp the suction gun 10. The placement tube 20 and the fixing ring 17 can be fixed together by the bolts 19 and the block 18. When the placement tube 20 needs to be disassembled, only the bolts 19 need to be turned, and then the placement tube 20 and the block 18 can be removed.
[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A helium mass spectrometer leak detector suction gun device, comprising a placement box (1), characterized in that: The bottom of the placement box (1) is fixedly connected to a motor (2), the output end of the motor (2) is fixedly connected to a partition (3), the top of the partition (3) is fixedly connected to a cylinder (4), one end of the cylinder (4) is fixedly connected to a bearing plate (5), the top surface of the placement box (1) is provided with a hydraulic cylinder (6), one end of the hydraulic cylinder (6) is fixedly connected to a baffle (7), the bottom of the baffle (7) is fixedly connected to a rubber pad (8), and the bottom of the rubber pad (8) is slidably connected to the top surface of the placement box (1).
2. A helium mass spectrometer leak detector sniffer device according to claim 1, characterized in that: The placement box (1) is configured as a hollow structure, and the partition plate (3), the cylinder (4) and the bearing plate (5) are all located inside the placement box (1).
3. The helium mass spectrometer leak detector sniffing device according to claim 1, characterized in that: A fixing plate (9) is fixedly connected to the top surface of the rear side of the placement box (1), and the hydraulic cylinder (6) is fixedly connected to the top of the fixing plate (9). A foot (26) is fixedly connected to the bottom of the placement box (1).
4. The helium mass spectrometer leak detector sniffing device according to claim 1, characterized in that: A bottom plate (11) is fixedly connected to one side of the placement box (1), a clamping plate (12) is provided on the top surface of the bottom plate (11), and a suction gun (10) is provided on the top surface of the bottom plate (11).
5. The helium mass spectrometer leak detector sniffing device according to claim 4, characterized in that: The bottom of the base plate (11) is fixedly connected to a fixed cylinder (13), the interior of the fixed cylinder (13) is slidably connected to a slider (14), the top of the slider (14) is fixedly connected to a slide bar (15), and a spring (16) is provided on the outside of the slide bar (15).
6. A helium mass spectrometer leak detector sniffer device according to claim 5, characterized in that: The sliding rod (15) passes through the top of the fixing tube (13), and one end of the sliding rod (15) is fixedly connected to the bottom of the clamping plate (12).
7. The helium mass spectrometer leak detector sniffing device according to claim 4, characterized in that: A fixing ring (17) is provided on one side of the placement box (1), a clamping block (18) is slidably connected to one side of the fixing ring (17), a bolt (19) is threadedly connected to the inside of one side of the fixing ring (17), one end of the bolt (19) is threadedly connected to the inside of the clamping block (18), a placement tube (20) is fixedly connected to one side of the clamping block (18), and a cushion layer (21) is fixedly connected to the inside of the placement tube (20).
8. The helium mass spectrometer leak detector sniffing device according to claim 7, characterized in that: The interior of the fixing ring (17) is fixedly connected to a helium mass spectrometer leak detector body (22); the top of the helium mass spectrometer leak detector body (22) is fixedly connected to a lower connecting piece (23); the interior of the lower connecting piece (23) is threadedly connected to an upper connecting piece (24); the top of the upper connecting piece (24) is rotatably connected to a hose (25); and one end of the hose (25) is fixedly connected to one end of the suction gun (10).