Ion source high-voltage discharge phenomenon observation device

Abstract

The utility model relates to the technical field of high-voltage discharge phenomenon observation devices, in particular to an ion source high-voltage discharge phenomenon observation device which comprises a base and two connecting frames, control boxes are fixedly installed at the ends, close to each other, of the two connecting frames, and a shielding cover is arranged between the two control boxes. The inner wall of the shielding cover and the two control boxes are fixedly installed, and the inner wall of each control box is slidably connected with a baffle. By adding the metal shielding cover, the influence of an external electromagnetic field on the discharge process can be reduced, the electromagnetic field generated by discharge can be prevented from influencing other equipment, and the observed discharge phenomenon can be purer and more accurate and is not interfered by spurious signals; and then the phenomenon of discharge sparks in different lengths can be observed by adjusting the distance between the two piston plates, so that the effect that the observed discharge phenomenon can be more accurate by installing the shielding cover is achieved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of high-voltage discharge phenomenon observation devices, in particular to an ion source high-voltage discharge phenomenon observation device. BACKGROUND

[0002] A matrix-assisted laser desorption ionization time-of-flight mass spectrometer (abbreviated as a mass spectrometer) is a commonly used soft ionization mass spectrometer. An ion source of the mass spectrometer is usually installed in a vacuum chamber and is mainly used for providing an electric field for charged ions to make the ion movement have initial power. The ion source comprises at least two parallel electrode plates. Different power sources are connected to the adjacent two electrode plates to form a potential difference, so that an acceleration electric field is generated to accelerate the ions to fly into a mass analyzer for detection. The potential difference between the adjacent two electrode plates is generally 20 kV.

[0003] Through retrieval, the Chinese patent publication No. CN217544539U discloses an ion source high-voltage discharge phenomenon observation device, which comprises an ion source vacuum cavity and an exhaust pipeline connected thereto. At least one observation window is formed in the surface of the ion source vacuum cavity. Therefore, the discharge condition of the ion source in the vacuum environment can be observed through the observation window, so that the weak position of the insulating column can be understood, and the insulating column can be optimized and improved in a targeted manner.

[0004] For the related technologies in the above, the inventors find that the following defects exist: the above scheme can observe the discharge condition of the ion source in the vacuum environment by changing the observation window, so that the weak position of the insulating column can be understood, and the insulating column can be optimized and improved in a targeted manner. However, the high-voltage discharge may be affected by external electromagnetic interference, and may also generate electromagnetic interference to the surrounding environment. By increasing the metal shielding cover, the influence of the external electromagnetic field on the discharge process can be reduced, the electromagnetic field generated by the discharge can be prevented from affecting other equipment, and the observed discharge phenomenon can be more pure and accurate and not be disturbed by stray signals. CONTENT OF THE UTILITY MODEL

[0005] In order to make the observed discharge phenomenon more accurate, the application provides an ion source high-voltage discharge phenomenon observation device.

[0006] The application provides an ion source high-voltage discharge phenomenon observation device, which adopts the following technical scheme: a base and two connecting frames are arranged, one end of the two connecting frames close to each other is fixedly provided with a control box, a shielding cover is arranged between the two control boxes, the inner wall of the shielding cover is fixedly provided with the two control boxes, the inner wall of each control box is slidably connected with a baffle, one side of the two baffles close to each other is fixedly connected with a connecting rod, one end of the two connecting rods close to each other is fixedly connected with a piston plate, the outer surface of each piston plate is slidably connected with the shielding cover, the outer surface of the two piston plates is fixedly connected with an electromagnetic release block, and a breathable groove is arranged in the inner wall of each control box.

[0007] Optionally, the outer surface of the shielding cover is fixedly connected with a connecting column, and the inner wall of the connecting column is inserted with a sealing head.

[0008] Optionally, the outer surface of one of the control boxes is fixedly provided with a second connecting head, and the outer surface of the other control box is fixedly provided with two first connecting heads.

[0009] Optionally, the upper surface of the base is provided with a mounting groove, the inner wall of the mounting groove is inserted with one of the connecting frames, and the upper surface of the base is rotatably connected with a plurality of clamping blocks, and the outer surface of each clamping block is clamped with the corresponding connecting frame.

[0010] Optionally, the upper surface of the base is fixedly provided with a control hub, the outer surface of the control hub is fixedly provided with a control panel, the upper surface of the control hub is fixedly connected with a second connecting pipe, and the end, away from the control hub, of the second connecting pipe is fixedly connected with the corresponding first connecting head.

[0011] Optionally, a first connecting pipe is arranged above the base, and the two ends of the first connecting pipe are fixedly connected with the corresponding first connecting head and second connecting head.

[0012] Optionally, the upper surface of the control hub is fixedly provided with two third connecting heads, the outer surface of each third connecting head is fixedly provided with a connecting wire, and the end, away from the control hub, of each connecting wire is fixedly connected with the corresponding connecting frame.

[0013] In summary, the application has the following beneficial technical effects:

[0014] 1.The utility model discloses through set up connecting frame, control box, shield cover, baffle, connecting rod, piston plate, battery release block, air groove etc, through increase metal shield cover, reduce the influence of external electromagnetic field to the discharge process, can prevent the electromagnetic field influence other equipment produced by discharge also, and can make the observed discharge phenomenon more pure, accurate, not by stray signal interference, then through the distance adjustment between two piston plates can observe the phenomenon of discharge spark in different length, and then reaches the effect that the device can be more accurate to the observed discharge phenomenon through the installation of shield cover.

[0015] 2.The utility model discloses through set up first connecting pipe, first connector, second connector, second connecting pipe, control hub etc, through the PLC circuit control of control hub makes its inside pump machine start, and through the mutual cooperation of second connecting pipe and first connecting pipe adjusts the air pressure in the inside of two control boxes 7, when through closing shield cover, then through pressure adjustment can adjust the position of piston plate, is convenient for observing the electric spark of different length, and then reaches the effect that the device can carry out the quick adjustment of the position of piston plate through the adjustment of the air pressure in the inside of control box. DRAWINGS

[0016] Figure 1 It is the whole structure schematic diagram in the embodiment of the application;

[0017] Figure 2 It is the shield cover structure schematic diagram in the embodiment of the application;

[0018] Figure 3 It is the piston plate structure schematic diagram in the embodiment of the application;

[0019] Figure 4 It is the mounting groove structure schematic diagram in the embodiment of the application.

[0020] Sign significance: 1, base;2, control hub;3, control panel;4, mounting groove;5, clamping block;6, connecting frame;7, control box;8, first connector;9, air groove;10, shield cover;11, connecting column;12, sealing head;13, piston plate;14, electromagnetic release block;15, baffle;16, connecting rod;17, first connecting pipe;18, second connector;19, third connector;20, connecting lead;21, second connecting pipe. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings Figure 1 - Figure 4 Make further detailed description to the application.

[0022] The embodiment of the application discloses an ion source high-voltage discharge phenomenon observation device. Figure 1 - Figure 4As shown, including the base 1 and two connecting frame 6, two connecting frame 6 close to each other end of the fixed installation of the control box 7, two control box 7 between the shielding cover 10, the outer surface of the shielding cover 10 is fixedly connected with the connecting column 11, the inner wall of the connecting column 11 is inserted with the sealing head 12, specifically, by installing the shielding cover 10 between the two control box 7, at this time by increasing the metal shielding cover 10, reducing the influence of external electromagnetic field on the discharge process, but also prevent the electromagnetic field generated by the discharge affecting other equipment, by installing the sealing head 12 on the connecting column 11, at this time the shielding cover 10 can be sealed.

[0023] Please refer to Figure 2 , Figure 3 , Figure 4 , the inner wall of the shielding cover 10 and two control box 7 are fixedly installed, the inner wall of each control box 7 is slidably connected with the baffle 15, the outer surface of one of the control boxes 7 is fixedly connected with the second connecting head 18, and the outer surface of the other control box 7 is fixedly connected with two first connecting heads 8. The baffle 15 can slide vertically along the corresponding control box 7, the outer surface of the control box 7 above is fixedly connected with the second connecting head 18, and the control box 7 below is provided with two first connecting heads 8. The first connecting head 8 and the second connecting head 18 are arranged to facilitate the connection and fixation of the connecting pipe.

[0024] Please refer to Figure 3 , the two baffles 15 are fixedly connected with the connecting rod 16 on the side close to each other, and the two connecting rods 16 are fixedly connected with the piston plate 13 on the end close to each other. The outer surface of each piston plate 13 is slidably connected with the shielding cover 10, and the outer surface of each piston plate 13 is fixedly connected with the electromagnetic release block 14. The inner wall of each control box 7 is provided with a ventilation groove 9. The baffle 15 is arranged to slide vertically along the corresponding control box 7, which will drive the corresponding piston plate 13 to move vertically along the shielding cover 10 in the opposite direction or in the opposite direction through the connecting rod 16. The moving speed of the two is different, and the position of the two is balanced when the air pressure is stable.

[0025] Please refer to Figure 4 , the upper surface of the base 1 is provided with a mounting groove 4, the inner wall of the mounting groove 4 is inserted with one of the connecting frames 6, and the upper surface of the base 1 is rotatably connected with a plurality of clamping blocks 5. The outer surface of each clamping block 5 is clamped with the corresponding connecting frame 6. By inserting the corresponding first connecting frame 6 into the mounting groove 4, and then rotating the clamping block 5 to clamp it on the first connecting frame 6, the discharge mechanism can be quickly installed and fixed.

[0026] Please refer to Figure 1The upper surface of the base 1 is fixedly provided with a control hub 2, the upper surface of the control hub 2 is fixedly provided with two third connecting heads 19, the outer surface of each third connecting head 19 is fixedly provided with a connecting wire 20, the end of each connecting wire 20 away from the control hub 2 is fixedly connected with the corresponding connecting frame 6, the outer surface of the control hub 2 is fixedly provided with a control knob, the discharge mechanism and the pump inside the control hub 2 can be adjusted through the control knob, the discharge mechanism is connected with the third connecting head 19, at this time, the discharge mechanism is connected with the corresponding connecting frame 6 through the connecting wire 20, and the power is released through the electromagnetic release block 14, at this time, the high-voltage discharge is generated between the two electromagnetic release blocks 14.

[0027] Please refer to Figure 1 The outer surface of the control hub 2 is fixedly provided with a control panel 3, the upper surface of the control hub 2 is fixedly communicated with a second connecting pipe 21, the end of the second connecting pipe 21 away from the control hub 2 is fixedly communicated with the corresponding first connecting head 8, the working conditions of the internal parts during the high-voltage discharge process can be displayed through the setting of the control panel 3, the control hub 2 drives the pump to adjust the air pressure of the control box 7 through the second connecting pipe 21 by connecting the second connecting pipe 21 with the first connecting head 8 and the control hub 2.

[0028] Please refer to Figure 1 , Figure 2 The upper surface of the base 1 is fixedly provided with a first connecting pipe 17, the two ends of the first connecting pipe 17 are fixedly communicated with the corresponding first connecting head 8 and second connecting head 18, the air pressure inside the two control boxes 7 is adjusted by the pump starting through the connection of the first connecting pipe 17 with the first connecting head 8 and the second connecting head 18, and when the pump stops, the air pressure inside the two control boxes 7 tends to be stable.

[0029] The implementation principle of the ion source high-voltage discharge phenomenon observation device is that: first, the shielding cover 10 is installed between the two control boxes 7, and the connecting column 11 is sealed by the sealing head 12, by increasing the metal shielding cover 10, the influence of the external electromagnetic field on the discharge process is reduced, the electromagnetic field generated by the discharge can also prevent affecting other equipment, and the observed discharge phenomenon is more pure and accurate, and is not disturbed by stray signals, then the first connecting pipe 17 and the second connecting pipe 21 are connected with the corresponding first connecting head 8 and second connecting head 18, and the third connecting head 19 is connected with the corresponding connecting wire 20, then the connecting frame 6 is installed in the installation groove 4, and the clamping block 5 is clamped on the upper surface of the connecting frame 6 by rotating the clamping block 5, then the length between the piston plates 13 can be adjusted through the cooperation of the control button and the control panel 3, and the power is released through the electromagnetic release block 14, then the electric spark is formed between the two, and the discharge phenomenon is observed through the isolation of the shielding cover 10.

[0030] The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, so that: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. An ion source high-voltage discharge phenomenon observation device comprising a base (1) and two connecting frames (6), characterized in that: Two said connecting frame (6) are close to each other one end are fixedly installed with control box (7), two said control box (7) between being equipped with shield cover (10), the inner wall of shield cover (10) and two control box (7) are fixedly installed, the inner wall of each said control box (7) is slidably connected with baffle (15), two said baffle (15) are close to each other one side and are fixedly connected with connecting rod (16), two said connecting rod (16) are close to each other one end and are fixedly connected with piston plate (13), the outer surface of each said piston plate (13) is slidably connected with shield cover (10), the outer surface of two said piston plate (13) is fixedly connected with electromagnetic release block (14), the inner wall of each said control box (7) is equipped with breathable slot (9).

2. The ion source high voltage discharge phenomenon observation device according to claim 1, characterized by: The outer surface of the shield cover (10) is fixedly connected with a connecting column (11), and the inner wall of the connecting column (11) is inserted with a sealing head (12).

3. The ion source high voltage discharge phenomenon observation device according to claim 1, characterized by: The outer surface of one of the control boxes (7) is fixedly installed with a second connecting head (18), and the outer surface of the other control box (7) is fixedly installed with two first connecting heads (8).

4. The ion source high voltage discharge phenomenon observation device according to claim 1, characterized by: The upper surface of the base (1) is provided with a mounting groove (4), and the inner wall of the mounting groove (4) is inserted with one of the connecting frames (6). The upper surface of the base (1) is rotatably connected with a plurality of clamping blocks (5), and the outer surface of each clamping block (5) is clamped with the corresponding connecting frame (6).

5. The ion source high voltage discharge phenomenon observation device according to claim 4, characterized by: The upper surface of the base (1) is fixedly installed with a control hub (2), and the outer surface of the control hub (2) is fixedly installed with a control panel (3). The upper surface of the control hub (2) is fixedly connected with a second connecting pipe (21), and the end of the second connecting pipe (21) away from the control hub (2) is fixedly connected with the corresponding first connecting head (8).

6. The ion source high voltage discharge phenomenon observation device according to claim 5, characterized by: The upper surface of the base (1) is provided with a first connecting pipe (17), and the two ends of the first connecting pipe (17) are fixedly connected with the corresponding first connecting head (8) and second connecting head (18).

7. The ion source high voltage discharge phenomenon observation device according to claim 6, characterized by: The upper surface of the control hub (2) is fixedly installed with two third connecting heads (19), and the outer surface of each third connecting head (19) is fixedly installed with a connecting lead (20). The end of each connecting lead (20) away from the control hub (2) is fixedly connected with the corresponding connecting frame (6).

Images