Nuclear Element Detection Systems and Methods

Abstract

This invention provides a nuclear element detection system and method. The nuclear element detection system includes an ICP analysis device, which comprises a power supply, a torch, and a coil. It also includes a nuclear radiation shielding body comprising a shielding wall and an isolator. The power supply is located outside the shielding wall, and the coil is located inside the isolator. A connecting wire connects to the power supply and passes through the shielding wall. The two ends of the coil are respectively connected to a first set of connectors, which are mounted on a first fixed base. The connecting wire connects to a second set of connectors, which are mounted on a first support member. The first support member is fixed to and sealed on the isolator. The first and second sets of connectors are pluggable. A robotic arm is used to grip the first fixed base and replace it via a pluggable connection. This invention has advantages such as automation.

Description

Technical Field

[0001] This invention relates to elemental analysis, and particularly to nuclear element detection systems and methods. Background Technology

[0002] Due to the high gamma radiation environment inside the shielded room, the RF power supply of the spectral analysis device is placed outside the shielded room. When the spectral analysis device is working, it needs to introduce high-frequency, high-power RF signals into the shielded room through the RF coil device. It is necessary to solve the problems of three-level sealing between the RF coil device and the shield, no abnormal discharge between the RF coil device and the external environment, convenient replacement of the RF coil head inside the shield (using an articulated robotic arm), and convenient replacement of the external RF power supply. Summary of the Invention

[0003] To address the shortcomings of the existing technical solutions, the present invention provides a nuclear element detection system.

[0004] The objective of this invention is achieved through the following technical solution:

[0005] A nuclear element detection system, comprising an ICP analysis device, the ICP analysis device including a power supply, a torch, and a coil; the nuclear element detection system further includes:

[0006] A nuclear radiation shielding enclosure, comprising a shielding wall and an isolation component, wherein a power source is disposed on the outside of the shielding wall and a coil is disposed on the inside of the isolation component; a connecting wire is connected to the power source and passes through the shielding wall;

[0007] The first carrier and the first fixed base, the two ends of the coil are respectively connected to the first set of connectors, the first set of connectors are disposed on the first fixed base, the connecting wire is connected to the second set of connectors, the second set of connectors are disposed on the first carrier, the first carrier is fixed on the isolation member and sealed, and the first set of connectors and the second set of connectors are plugged in and plugged in.

[0008] A robotic arm is used to grip the first fixed seat and replace the first fixed seat by plugging and unplugging.

[0009] This invention also provides a method for detecting elements in the nuclear field, the objective of which is achieved through the following technical solution:

[0010] A method for detecting elements in the nuclear domain, wherein the method for detecting elements in the nuclear domain is as follows:

[0011] During operation, the power supply and connecting wires, the second set of connecting parts, the first set of connecting parts, and the coil are connected in sequence to achieve ignition, and the ICP analyzer outputs the element content.

[0012] During the maintenance phase, when the coil needs to be replaced, the robotic arm removes the first fixed seat and inserts the new first fixed seat into the first carrier, and the first set of connectors is connected to the second set of connectors.

[0013] The power supply is located outside the nuclear radiation shielding wall. The connecting wire passes through the nuclear radiation shielding wall and the isolation component in sequence, and is connected to the second set of connectors located inside the first carrier component. The first carrier component is fixed on the isolation component. The two ends of the coil are respectively connected to the first set of connectors. The first set of connectors is located inside the first fixing seat and is plugged into the second set of connectors. The first fixing seat is located inside the isolation component.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0015] This invention utilizes technologies such as component separation, automated operation within nuclear radiation areas, and nuclear radiation shielding to solve the problem of element content detection in the nuclear field, achieving numerous technical advantages, such as;

[0016] 1. Good job stability;

[0017] The power supply and coil are separated, with the power supply located outside the nuclear radiation shield and the coil located within the nuclear radiation area, which improves the working stability and lifespan of the power supply.

[0018] The hollow design of multiple conductive components (including coils, connecting wires and various connectors) allows the cooling medium to enter the conductive components, promptly removing heat and improving the working stability and performance of the coil.

[0019] The installation of the isolation section and isolation plate increases the climbing distance, ensuring that the coil generates normal radio frequency signals;

[0020] 2. Automation;

[0021] By utilizing the support, multiple rotating shafts, rotating arms and rotary arms, as well as the first set of connectors, the second set of connectors and the column, the coil can be automatically removed and replaced, and then locked under the operation of the robotic arm.

[0022] The design of each limiting component improves the accuracy of inserting and removing the first fixing seat (fixed coil);

[0023] 3. Excellent shielding effect;

[0024] By utilizing the design of isolation components, shielding walls, and shielding devices, nuclear radiation was shielded, protecting the testing personnel. Attached Figure Description

[0025] The disclosure of this invention will become more readily understood with reference to the accompanying drawings. It will be readily understood by those skilled in the art that these drawings are merely illustrative of the technical solutions of this invention and are not intended to limit the scope of protection of this invention. In the drawings:

[0026] Figure 1 This is a schematic diagram of the structure of a nuclear field element detection system according to an embodiment of the present invention;

[0027] Figure 2 This is a partial structural schematic diagram of a nuclear field element detection system according to an embodiment of the present invention;

[0028] Figure 3 This is a schematic diagram of the locking device according to an embodiment of the present invention;

[0029] Figure 4 This is a partial structural schematic diagram of a nuclear field element detection system according to an embodiment of the present invention. Detailed Implementation

[0030] Figure 1-4 The following description illustrates optional embodiments of the invention to teach those skilled in the art how to implement and reproduce the invention. Some conventional aspects have been simplified or omitted to explain the technical solutions of the invention. Those skilled in the art should understand that variations or substitutions derived from these embodiments will be within the scope of the invention. Those skilled in the art should understand that the following features can be combined in various ways to form multiple variations of the invention. Therefore, the invention is not limited to the following optional embodiments, but is defined only by the claims and their equivalents.

[0031] Example 1:

[0032] Figure 1 A schematic diagram of the nuclear field element detection system according to an embodiment of the present invention is given, as follows: Figure 1 As shown, the nuclear field element detection system includes:

[0033] The ICP analysis device includes a power supply 20, a torch, and a coil 21; these are all existing technologies in the art.

[0034] A nuclear radiation shielding enclosure includes a shielding wall 10 and an isolation component 11. A power supply 20 is disposed on the outside of the shielding wall 10, and a coil 21 is disposed on the inside of the isolation component 11. A connecting line 22 is connected to the power supply 20 and passes through the shielding wall 10.

[0035] The first bearing member 32 and the first fixing seat 40, such as Figure 2As shown, the two ends of the coil 21 are respectively connected to the first set of connectors 30, the first set of connectors 30 are disposed on the first fixed base 40, the connecting wire 22 is connected to the second set of connectors 31, the second set of connectors 31 are disposed on the first bearing member 32, the first bearing member 32 is fixed on the isolation member 11 and sealed, and the first set of connectors 30 and the second set of connectors 31 are connected by a plug-in connection.

[0036] A robotic arm is used to grip the first fixed base 40 and replace the first fixed base 40 by plugging and unplugging.

[0037] To automate the locking and unlocking of the first fixing seat, the nuclear field element detection system further includes a locking device, such as... Figure 3 As shown, the locking device includes:

[0038] A first rotating shaft 51 and a second rotating shaft 52 are disposed on a support 50, which is disposed on the inner wall of the isolation member 11. The support 50 has a first groove 55 that allows a fourth rotating shaft 54 ​​to enter, and the first groove 55 is located between the first rotating shaft 51 and the second rotating shaft 52.

[0039] The two ends of the first rotating arm are set on the first rotating shaft 51 and the third rotating shaft 53, the two ends of the second rotating arm are set on the third rotating shaft 53 and the fourth rotating shaft 54, and the two ends of the third rotating arm are set on the second rotating shaft 52 and the fourth rotating shaft 54.

[0040] The robotic arm comprises a first operating arm 58, a second operating arm 59, and a rotating arm 56. The first operating arm 58 is adjacent to the third rotating shaft 53 and fixed to the first rotating arm. The rotating arm 56 is adjacent to the first rotating shaft 51 and fixed to the first rotating arm. The end of the rotating arm 56 has a second groove 57 for accommodating a column. The second operating arm 59 is adjacent to the fourth rotating shaft 54 ​​and fixed to the second rotating arm. The column is fixed to the upper side of the first fixed base 40. The robotic arm is used to rotate the first operating arm 58 and the second operating arm 59.

[0041] To secure the coil and facilitate replacement, the first fixing base 40 further includes a first part and a second part, the first set of connecting pieces 30 is snapped between the first part and the second part, and the column connects the first part and the second part.

[0042] In order to accurately position and improve the replacement efficiency of the first fixing seat (coil), further, limiting members are fixed on the left, right and lower sides of the first fixing seat 40 respectively.

[0043] To further improve the nuclear radiation shielding effect, further, such as Figure 4 As shown, the nuclear field element detection system further includes:

[0044] The second support member 73 is fixed to the outside of the shielding wall 10, and the third set of connectors 71 is fixed to the second support member 73. The connecting line 22 connects the third set of connectors 71.

[0045] The housing contains a power supply 20 which is located inside the housing and connected to a fourth set of connectors 72. The fourth set of connectors 72 is located on the bottom side of the housing and is plugged into the third set of connectors 71.

[0046] The nuclear radiation shielding component 61 is fixed to the outside of the shielding wall 10, and the second carrier 73 is located within the space enclosed by the nuclear radiation shielding component 61 and the shielding wall 10.

[0047] In order to dissipate heat in a timely manner and improve working performance, the coil 21, the connecting wire 22 and the connector are all hollow structures, and a sealing element is provided between the plug-in connectors;

[0048] The conveying unit delivers the liquid medium into the fourth set of connectors, where it flows within the connecting lines and coils and exits from the fourth set of connectors.

[0049] To increase the climbing distance and ensure that the coil generates a normal radio frequency signal, the nuclear field element detection system further includes:

[0050] The second fixing seat 74 is fixed on the shielding wall 10. The connecting line 22 passes through the second fixing seat 74. From top to bottom, the distance between the two connecting lines 22 passing through the second fixing seat 74 decreases.

[0051] An isolation section is disposed on the second fixed base, surrounds the two connecting lines respectively, and extends along the length of the connecting lines;

[0052] The isolation plate 81 is used to isolate the two connecting lines 22 and is disposed on the first carrier 32, and is located between the isolation member 11 and the shielding wall 10.

[0053] The kernel-neighborhood element detection method of this invention is as follows:

[0054] During operation, the power supply 20 is electrically connected to the connecting wire 22, the second set of connecting parts 31, the first set of connecting parts 30 and the coil 21 in sequence to achieve ignition, and the ICP analyzer outputs the element content.

[0055] During the maintenance phase, when it is necessary to replace the coil 21, the robotic arm removes the first fixing seat 40 and inserts the new first fixing seat 40 into the first carrier 32, and the first set of connectors 30 is connected to the second set of connectors 31.

[0056] The power supply 20 is located outside the nuclear radiation shielding wall 10. The connecting wire 22 passes through the nuclear radiation shielding wall 10 and the isolation member 11 in sequence, and is connected to the second set of connectors 31 located inside the first support member 32. The first support member 32 is fixed on the isolation member 11. The two ends of the coil 21 are respectively connected to the first set of connectors 30. The first set of connectors 30 is located inside the first fixing seat 40 and is plugged into the second set of connectors 31. The first fixing seat 40 is located inside the isolation member 11.

[0057] To automate the replacement of the coil (first fixed seat 40), the removal method is as follows: the robot rotates the second operating arm 59 in the forward direction, and the fourth rotating shaft 54 ​​disengages from the first groove 55; the robot rotates the second operating arm 59 in the reverse direction, and the rotating arm 56 drives the column in the second groove 57 to rotate in the reverse direction, and the first fixed seat 40 disengages from the first bearing member 32; the robot removes the first fixed seat 40.

[0058] The insertion method is as follows: the robot moves the new first fixed seat 40, and the column is inserted into the second groove 57 of the rotating arm 56; the robot rotates the second operating arm 59 in the forward direction, and the rotating arm 56 drives the column to rotate in the reverse direction, and the first fixed seat 40 is inserted into the first bearing member 32; the robot rotates the second operating arm 59 in the reverse direction, and the fourth rotating shaft 54 ​​is inserted into the first groove 55.

[0059] The first rotating shaft 51 and the second rotating shaft 52 are mounted on the support 50, which is located on the inner wall of the isolation member 11. The support 50 has a first groove 55 that allows the fourth rotating shaft 54 ​​to enter, and the first groove 55 is located between the first rotating shaft 51 and the second rotating shaft 52. The two ends of the first rotating arm are mounted on the first rotating shaft 51 and the third rotating shaft 53, the two ends of the second rotating arm are mounted on the third rotating shaft 53 and the fourth rotating shaft 54, and the two ends of the third rotating arm are mounted on the second rotating shaft 52 and the fourth rotating shaft 54. The first operating arm 58 is adjacent to the third rotating shaft 53 and fixed to the first rotating arm. The rotating arm 56 is adjacent to the first rotating shaft 51 and fixed to the first rotating arm. The end of the rotating arm 56 has a second groove 57 for accommodating a column. The second operating arm 59 is adjacent to the fourth rotating shaft 54 ​​and fixed to the second rotating arm. The column is fixed to the upper side of the first fixed seat 40.

[0060] In order to remove heat in a timely manner to improve working performance, during the working stage, the liquid medium sequentially enters the fourth set of connectors 72, the third set of connectors 71, the connecting wire 22, the second set of connectors 31, the first set of connectors 30, and the coil 21, and then sequentially passes through the first set of connectors 30, the second set of connectors 31, the connecting wire 22, the third set of connectors 71, and the fourth set of connectors 72, and then is discharged.

[0061] The second support member 73 is fixed to the outside of the shielding wall 10, and the third set of connectors 71 is fixed to the second support member 73. The connecting line 22 connects the third set of connectors 71. The power supply 20 is located inside the housing and is connected to the fourth set of connectors 72. The fourth set of connectors 72 is located on the bottom side of the housing and is plugged into the third set of connectors 71. The nuclear radiation shielding member 61 is fixed to the outside of the shielding wall 10, and the second support member 73 is located within the space enclosed by the nuclear radiation shielding member 61 and the shielding wall 10.

[0062] Example 2:

[0063] An application example of the nuclear field element detection system according to Embodiment 1 of the present invention.

[0064] In this application example, such as Figure 1 As shown, the nuclear radiation shield includes a shielding wall 10 and an isolation component 11. The power supply 20 is located outside the shielding wall 10 (atmospheric region), and the hollow coil 21 is located inside the isolation component 11 (nuclear radiation region). Two hollow connecting wires 22 connect the power supply 20 and pass through the shielding wall 10.

[0065] like Figure 2As shown, the two ends of the hollow coil 21 are respectively connected to the first set of hollow connectors (two connectors) 30. The first set of connectors 30 is set on the first fixing base 40. The connecting wire 22 is connected to the second set of hollow connectors (two connectors) 31. The second set of connectors 31 is set on the first bearing member 32 and sealed. The pressure ring is fixed to the isolation member 11 with screws. The first bearing member (insulating member) 32 is fixed to the isolation member 11 by the pressure ring. A sealing ring is set between the first bearing member 32 and the isolation member 11, thereby realizing the isolation between the two sides of the isolation member 11; the first set of connectors 30 and the second set of connectors 31 are connected to the first set of hollow connectors 30 and the second set of connectors 31. A pluggable connection is used, wherein the first set of connectors 30 adopts a hollow female head with a leaf spring inside, and the second set of connectors 31 adopts a male head with a sealing ring on the outside of the male head; limiting members are set on the isolation member 11 and are respectively located on the left, right and lower sides of the first fixing seat (insulating member) 40; the first fixing seat 40 includes a first part and a second part, the first set of connectors 30 is inserted between the first part and the second part, the column is used to connect the first part and the second part and is exposed on the upper side of the first part; the isolation plate 81 is used to isolate the two connecting lines 22 and is set on the first bearing member 32 and is located between the isolation member 11 and the shielding wall 10;

[0066] like Figure 3 As shown, in the locking device, a first rotating shaft 51 and a second rotating shaft 52 are mounted on a support 50, which is located on the inner wall of the isolation member 11. The support 50 has a first groove 55 that allows a fourth rotating shaft 54 ​​to enter, and the first groove 55 is located between the first rotating shaft 51 and the second rotating shaft 52. The two ends of a first rotating arm are mounted on the first rotating shaft 51 and the third rotating shaft 53, the two ends of a second rotating arm are mounted on the third rotating shaft 53 and the fourth rotating shaft 54, and the two ends of a third rotating arm are mounted on the second rotating shaft 52 and the fourth rotating shaft 54. The first operating... The operating arm 58 is adjacent to the third rotating shaft 53 and fixed to the first rotating arm. The rotating arm 56 is adjacent to the first rotating shaft 51 and fixed to the first rotating arm. The end of the rotating arm 56 has a second groove 57 for accommodating the column. The second operating arm 59 is adjacent to the fourth rotating shaft 54 ​​and fixed to the second rotating arm. The column is fixed to the upper side of the first fixed seat 40. The robot is used to rotate the first operating arm 58 and the second operating arm 59. The robot is used to grip the first fixed seat 40 and replace the first fixed seat 40 by plugging and unplugging.

[0067] like Figure 4As shown, the second bearing member 73 is fixed to the outside of the shielding wall 10, and the hollow third set of connectors (two connectors) 71 is fixed to the second bearing member 73. The connecting line 22 connects to the third set of connectors 71. The power supply 20 is located inside the housing and is connected to the hollow fourth set of connectors (two connectors) 72. The fourth set of connectors 72 is located on the bottom side of the housing and is plugged into the third set of connectors 71. The third set of connectors 71 is a male connector with a sealing ring inside, and the fourth set of connectors 72 is a female connector with a leaf spring inside.

[0068] The second fixing seat 74 is fixed to the shielding wall 10. The connecting line 22 passes through the second fixing seat 74. From top to bottom, the distance between the two connecting lines 22 passing through the second fixing seat 74 decreases. The isolation part is disposed on the second fixing seat 74, respectively surrounding the two connecting lines 22 and extending along the length direction of the connecting lines 22. The nuclear radiation shielding component 61 is fixed to the outside of the shielding wall 10. The second bearing component 73 is located within the space enclosed by the nuclear radiation shielding component 61 and the shielding wall 10. The support seat 75 is disposed on the outside of the shielding wall 10 and is used to support the nuclear radiation shielding component 61.

[0069] The delivery unit feeds the liquid medium into the fourth set of connectors 72, where it flows within the connecting line 22 and the coil 31, and is discharged from the fourth set of connectors 72.

[0070] The method for detecting nuclear elements in this embodiment of the invention, which is also the working method of the detection device in this embodiment of the invention, is as follows:

[0071] During operation, the power supply 20 is electrically connected to the connecting wire 22, the second set of connecting parts 31, the first set of connecting parts 30 and the coil 21 in sequence to achieve ignition, and the ICP analyzer outputs the element content.

[0072] During the maintenance phase, when it is necessary to replace the coil 21, the torch tube is moved down. For details, please refer to patent CN2021113899010. The robotic arm removes the first fixed seat 40 and inserts the new first fixed seat 40 into the first carrier 32. The first set of connecting parts 30 is connected to the second set of connecting parts 31.

[0073] The removal method is as follows: the robot arm rotates the second operating arm 59 in the forward direction, and the fourth rotating shaft 54 ​​disengages from the first groove 55; the robot arm rotates the second operating arm 59 in the reverse direction, and the rotating arm 56 drives the column in the second groove 57 to rotate in the reverse direction, and the first fixed seat 40 disengages from the first bearing member 32; the robot arm removes the first fixed seat 40.

[0074] The insertion method is as follows: the robot moves the new first fixed seat 40 so that the new first fixed seat 40 is between the limiting members, and the column is inserted into the second groove 57 of the rotating arm 56; the robot rotates the second operating arm 59 in the forward direction, and the rotating arm 56 drives the column to rotate in the reverse direction, and the first fixed seat 40 is inserted into the first bearing member 32; the robot rotates the second operating arm 59 in the reverse direction, and the fourth rotating shaft 54 ​​is inserted into the first groove 55, thereby locking the new first fixed seat 40.

[0075] During the working phase, the liquid medium sequentially enters the fourth set of connectors 72, the third set of connectors 71, the connecting wire, the second set of connectors 31, the first set of connectors 30, and the coil 21, and then sequentially passes through the first set of connectors 30, the second set of connectors 31, the connecting wire 22, the third set of connectors 71, and the fourth set of connectors 72 before being discharged.

[0076] In this embodiment, "forward" refers to the clockwise direction and "reverse" refers to the counterclockwise direction. However, this does not mean that forward is the same as clockwise and reverse is the same as counterclockwise. Forward and reverse simply represent opposite directions of rotation.

Claims

1. A nuclear element detection system, comprising an ICP analysis device, the ICP analysis device comprising a power supply, a torch, and a coil; characterized in that, The nuclear element detection system also includes: A nuclear radiation shielding enclosure, comprising a shielding wall and an isolation component, wherein a power source is disposed on the outside of the shielding wall and a coil is disposed on the inside of the isolation component; a connecting wire is connected to the power source and passes through the shielding wall; A first carrier and a first fixed base are provided. The two ends of the coil are respectively connected to a first set of connectors, which are mounted on the first fixed base. A connecting wire connects to a second set of connectors, which are mounted on the first carrier. The first carrier is fixed to the isolating member and sealed. The first and second sets of connectors are pluggable. The first fixed base includes a first part and a second part, with the first set of connectors positioned between the first and second parts. The coil, connecting wire, first set of connectors, and second set of connectors are all hollow structures to facilitate the transport of liquid media while maintaining electrical conductivity. The first set of connectors uses a hollow female connector with an internal leaf spring, while the second set of connectors uses a male connector with a sealing ring on the outside. A robotic arm is used to grip the first fixed seat and replace the first fixed seat by plugging and unplugging. The nuclear element detection system further includes a locking device, which comprises: The support is disposed on the inner wall of the spacer. A first rotating shaft and a second rotating shaft are mounted on a support. The third and fourth rotating shafts, The three rotating arms are a first rotating arm, a second rotating arm, and a third rotating arm. The two ends of the first rotating arm are disposed on a first rotating shaft and a third rotating shaft, the two ends of the second rotating arm are disposed on a third rotating shaft and a fourth rotating shaft, and the two ends of the third rotating arm are disposed on a second rotating shaft and a fourth rotating shaft. The support has a first groove that allows a fourth pivot to enter, the first groove being located between the first pivot and the second pivot; The upper side of the first fixing base is provided with a column, which connects the first part and the second part. The system comprises a first operating arm, a second operating arm, and a rotating arm. The first operating arm is adjacent to a third rotating shaft and fixed to the first rotating arm. The rotating arm is adjacent to the first rotating shaft and fixed to the first rotating arm. The end of the rotating arm has a second groove for accommodating the column. The second operating arm is adjacent to a fourth rotating shaft and fixed to the second rotating arm. The robotic arm is used to rotate the first operating arm and / or the second operating arm to drive the rotating arm to swing toward / away from the isolator, so that the first fixed seat is inserted into / detached from the first carrier.

2. The nuclear element detection system according to claim 1, characterized in that, Limiting members are fixed on the left, right and lower sides of the first fixing seat.

3. The nuclear element detection system according to claim 1, characterized in that, The nuclear element detection system also includes: The second support member is fixed to the outside of the shielding wall, and the third set of connectors is fixed to the second support member. The connecting line connects the third set of connectors. The housing contains a power supply located within it and connected to a fourth set of connectors. The fourth set of connectors is located on the bottom side of the housing and is plugged into the third set of connectors. A nuclear radiation shielding component is fixed to the outside of the shielding wall, and the second carrier is located within the space enclosed by the nuclear radiation shielding component and the shielding wall.

4. The nuclear element detection system according to claim 3, characterized in that, A seal is provided between the plug-in connectors; The third and fourth sets of connectors are hollow structures. The system also includes a conveying unit that delivers the liquid medium into the fourth set of connectors, where it flows within the connecting lines and coils and is discharged from the fourth set of connectors.

5. The nuclear element detection system according to claim 3, characterized in that, The nuclear element detection system also includes: The second fixing seat is fixed to the shielding wall, and the connecting wire passes through the second fixing seat from top to bottom. The distance between the two connecting wires passing through the second fixing seat decreases. An isolation section is disposed on the second fixed base, surrounds the two connecting lines respectively, and extends along the length of the connecting lines; An isolation plate, which is used to isolate two connecting lines, is disposed on the first carrier and is located between the isolation plate and the shielding wall.

6. A method for detecting elements in the nuclear domain, used in the nuclear domain element detection system as described in any one of claims 1-5, wherein the method for detecting elements in the nuclear domain is as follows: During operation, the power supply and connecting wires, the second set of connecting parts, the first set of connecting parts, and the coil are connected in sequence to achieve ignition, and the ICP analyzer outputs the element content. During the maintenance phase, when the coil needs to be replaced, the robotic arm removes the first fixed seat and inserts the new first fixed seat into the first carrier, and the first set of connectors is connected to the second set of connectors. The power supply is located outside the nuclear radiation shielding wall. The connecting wire passes through the nuclear radiation shielding wall and the isolation component in sequence, and is connected to the second set of connectors located inside the first carrier component. The first carrier component is fixed on the isolation component. The two ends of the coil are respectively connected to the first set of connectors. The first set of connectors is located inside the first fixing seat and is plugged into the second set of connectors. The first fixing seat is located inside the isolation component.

7. The method for detecting elements in the nuclear field according to claim 6, characterized in that, The removal method is as follows: the robot arm rotates the second operating arm in the forward direction, and the fourth rotating shaft disengages from the first groove; the robot arm rotates the second operating arm in the reverse direction, and the rotating arm drives the column in the second groove to rotate in the reverse direction, and the first fixed seat disengages from the first supporting member; the robot arm removes the first fixed seat. The insertion method is as follows: the robot moves the new first fixed seat, and the column is inserted into the second groove of the rotating arm; the robot rotates the second operating arm in the forward direction, and the rotating arm drives the column to rotate in the reverse direction, and the first fixed seat is inserted into the first carrier; the robot rotates the second operating arm in the reverse direction, and the fourth rotating shaft is inserted into the first groove. A first rotating shaft and a second rotating shaft are mounted on a support, which is located on the inner wall of the isolator. The support has a first groove that allows a fourth rotating shaft to enter, and the first groove is located between the first and second rotating shafts. The two ends of a first rotating arm are mounted on the first and third rotating shafts, the two ends of a second rotating arm are mounted on the third and fourth rotating shafts, and the two ends of a third rotating arm are mounted on the second and fourth rotating shafts. A first operating arm is adjacent to the third rotating shaft and fixed to the first rotating arm, and a rotating arm is adjacent to the first rotating shaft and fixed to the first rotating arm. The end of the rotating arm has a second groove for accommodating a column. The second operating arm is adjacent to the fourth rotating shaft and fixed to the second rotating arm. The column is fixed to the upper side of the first fixed seat.

8. The method for detecting elements in the nuclear field according to claim 6, characterized in that, During the working phase, the liquid medium sequentially enters the fourth set of connectors, the third set of connectors, the connecting wire, the second set of connectors, the first set of connectors, and the coil, then sequentially passes through the first set of connectors, the second set of connectors, the connecting wire, the third set of connectors, and the fourth set of connectors, and is then discharged. The second carrier is fixed to the outside of the shielding wall, the third set of connectors is fixed to the second carrier, and the connecting line connects to the third set of connectors; the power supply is located inside the housing and connected to the fourth set of connectors, the fourth set of connectors is located on the bottom side of the housing and is plugged into the third set of connectors; the nuclear radiation shielding component is fixed to the outside of the shielding wall, and the second carrier is located within the space enclosed by the nuclear radiation shielding component and the shielding wall.

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