A device and method for online monitoring of gas in transformer oil

Abstract

The invention relates to the field of monitoring technology, and discloses an online monitoring device and method for gas in transformer oil, which solves the problem that wheels may crush stones or debris, which may easily cause the entire device to shake and further cause the electronic components in the device to loosen. The device comprises a monitoring device body, the bottom of which is fixedly connected with a mounting seat, a support box is provided at the bottom of the mounting seat, and the support box is a cavity structure with an opening at the top, the support box is provided with a disassembly and assembly structure matched with the mounting seat, the bottom of the mounting seat is provided with four support columns, the mounting seat is provided with a locking unit matched with the support column, the bottom end of the support column is fixedly connected with a roller located below the support box, and the outer sleeve of the support column is provided with a support sleeve, so as to prevent stones and debris from being located on the moving track of the roller, so that the monitoring device body can be smoothly moved to a preset position, and the possibility of loosening of electronic components in the monitoring device body is reduced.

Description

Technical Field

[0001] The invention belongs to the field of monitoring technology, and in particular relates to an online monitoring device and method for gas in transformer oil. Background Art

[0002] The online monitoring equipment for detecting gas content in transformers is large in size and contains many electronic components. When users move it to the preset location, they usually need to use external equipment for lifting; Among the prior art searched, a Chinese patent with the publication number CN221377976U discloses an online monitoring device for gas content in transformer oil, in which the staff pushes the device to move by four wheels; But it is worth considering that when there are stones or other debris on the ground where the device is moving, the wheels will crush the stones or debris, which can easily cause the entire device to shake, and then cause the electronic components in the device to loosen, affecting the normal operation of the device, and there are certain limitations.

[0003] Therefore, in order to solve the above problems, a related facility that better meets the usage requirements is needed. Summary of the invention

[0004] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides an online monitoring device and method for gas in transformer oil, which effectively solves the problem in the above background technology that the wheels may crush stones or debris, easily causing the entire device to shake, and then causing the electronic components in the device to loosen.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an online monitoring device for gas in transformer oil, comprising a monitoring device body, a mounting seat fixedly connected to the bottom of the monitoring device body, a support box provided at the bottom of the mounting seat, and the support box is a cavity structure with an opening at the top, the support box is equipped with a disassembly and assembly structure compatible with the mounting seat, four support columns are provided at the bottom of the mounting seat, the mounting seat is equipped with a locking unit compatible with the support columns, the bottom end of the support column is fixedly connected to a roller located below the support box, the outer sleeve of the support column is provided with a support sleeve, the bottom of the support sleeve is fixedly connected to a cleaning ring compatible with the roller, and the support box is equipped with a position adjustment component compatible with the support sleeve.

[0006] Preferably, a movable frame is provided in the support box, a plurality of hydraulic telescopic rods are fixedly connected to the bottom of the support box, and the telescopic ends of the hydraulic telescopic rods are fixedly connected to the bottom of the movable frame, a plurality of support seats are provided below the support box, and the top of the support seat and the bottom of the movable frame are connected by a connecting column.

[0007] Preferably, a non-slip pad is fixedly connected to the bottom of the support seat.

[0008] Preferably, the position adjustment assembly includes a rotating sleeve mounted on the outside of the supporting sleeve, a sliding groove is provided on the inner wall of the rotating sleeve, a sliding plate is slidably provided in the sliding groove, and the sliding plate is fixedly connected to the outer wall of the supporting sleeve, the rotating sleeve is rotatably connected to the supporting box, the supporting box is equipped with a synchronization unit for driving the four rotating sleeves to rotate synchronously, two lifting plates are provided in the supporting box, the two ends of the lifting plates are respectively fixedly connected to the corresponding two fixing rings, a guide column passes through the lifting plate, and the bottom end of the guide column is fixedly connected to the bottom inner wall of the supporting box, a guide groove is provided at the bottom of the fixing ring, the top of the supporting sleeve is fixedly connected to a guide ring located in the guide groove, and the lifting plate is equipped with an engaging member adapted to the movable frame.

[0009] Preferably, the engaging member includes a first tooth plate fixedly mounted on the lifting plate, two second tooth plates fixedly connected to the movable frame, and two gears rotatably connected in the support box, and the gears are respectively engaged with the corresponding first tooth plate and second tooth plate.

[0010] Preferably, the synchronization unit includes a first gear ring fixedly mounted on the outside of the rotating sleeve, and the first gear ring is located in a support box, a servo motor is fixedly connected to the bottom of the support box, an output end of the servo motor is fixedly connected to a rotating frame located in the support box, a second gear ring is fixedly mounted on the outside of the rotating frame, and the first gear ring and the second gear ring are meshed with each other.

[0011] Preferably, the locking unit includes four positioning blocks fixedly mounted on the bottom of the mounting base, a positioning groove is provided at the top of the support column, and the positioning block is located in the corresponding positioning groove, side panels are provided on both sides of the support column, a first plug block passes through the side panels, first slots are provided on both sides of the support column, one end of the first plug block is located in the corresponding first slot, the other end of the first plug block is fixedly connected to an iron plate, a magnet bar is fixedly connected to the bottom of the side plate, and the magnet bar is in contact with the iron plate, two stop plates are fixedly connected to the inner wall of the fixing ring, and the side of the iron plate away from the support column is in contact with the corresponding stop plate.

[0012] Preferably, the disassembly and assembly structure includes a plurality of fixed blocks fixedly installed at the bottom of the mounting seat, a positioning ring is provided on the outer sleeve of the fixed block, and the positioning ring is fixedly connected to the inner wall of the support box, a second slot located below the positioning ring is opened on the fixed block, a movable column is provided below the fixed block, one end of the movable column is fixedly connected to a movable plate, the other end of the movable column is fixedly connected to an iron plate located outside the support box, and the movable plate is located on the side of the fixed block away from the iron plate, the movable plate is fixedly installed with a second plug-in block located in the second slot, a tension spring is provided on the outer sleeve of the movable column, and the two ends of the tension spring are respectively fixedly connected to the movable plate and the inner wall of the support box.

[0013] Preferably, a plurality of magnet rings are fixedly connected to the outer wall of the support box, and the movable column passes through the corresponding magnet rings, and the magnet rings are located on the side of the iron plate facing the support box.

[0014] The present invention also provides a method for using the online monitoring device for gas in transformer oil. Using the online monitoring device for gas in transformer oil as described above comprises the following steps: Step 1: Drive the support sleeve and the cleaning ring downward through the position adjustment assembly so that the cleaning ring contacts the ground; Step 2: The staff pushes the monitoring device to move, and the rollers roll on the ground; Step 3: During the movement of the monitoring device body, the position adjustment component drives the support sleeve and the cleaning ring to rotate, and the rotating cleaning ring cleans the stones and debris on the ground to prevent the stones and debris from being on the moving track of the roller.

[0015] Compared with the prior art, the present invention has the following beneficial effects: The support sleeve and the cleaning ring are driven downward by the position adjustment component to make the cleaning ring contact with the ground. The staff pushes the monitoring device body to move, and the roller rolls on the ground. During the movement of the monitoring device body, the support sleeve and the cleaning ring are driven to rotate by the position adjustment component. The rotating cleaning ring cleans the stones and debris on the ground to prevent the stones and debris from being on the moving track of the roller, so that the monitoring device body can be moved smoothly to the preset position, reducing the possibility of loosening of electronic components in the monitoring device body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention.

[0017] In the attached picture: Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic structural diagram of a cutaway mounting base of the present invention; Figure 3 A schematic diagram of the structure of the second plug-in block and the second slot being separated according to the present invention; Figure 4 It is a schematic diagram of the structure of the split locking unit of the present invention; Figure 5 It is a structural schematic diagram of the rotating frame of the present invention; Figure 6 It is a structural schematic diagram of the movable frame of the present invention; Figure 7 It is a structural schematic diagram of the assembly of the support sleeve and the rotating sleeve of the present invention; Figure 8 It is a schematic diagram of the structure of the guide ring and the guide groove separated from each other in the present invention; Fig. 9 It is a structural schematic diagram of the rotating sleeve of the present invention.

[0018] In the figure: 1. monitoring device body; 2. mounting base; 3. support box; 4. support column; 5. roller; 6. support sleeve; 7. cleaning ring; 8. movable frame; 9. support base; 10. connecting column; 11. hydraulic telescopic rod; 12. anti-skid pad; 13. rotating sleeve; 14. slideway; 15. slide plate; 16. lifting plate; 17. fixing ring; 18. guide groove; 19. guide ring; 20. guide column; 21. first tooth plate; 22. gear; 23. second Gear plate; 24, first gear ring; 25, servo motor; 26, rotating frame; 27, second gear ring; 28, positioning block; 29, positioning slot; 30, side plate; 31, first plug-in block; 32, first slot; 33, magnet bar; 34, iron plate; 35, stop plate; 36, fixed block; 37, positioning ring; 38, movable plate; 39, second plug-in block; 40, second slot; 41, movable column; 42, tension spring; 43, iron plate; 44, magnet ring. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0020] Embodiment 1, by Figure 1 , Figure 2 , Figure 4 and Figure 7 The present invention includes a monitoring device body 1, a mounting base 2 is fixedly connected to the bottom of the monitoring device body 1, a support box 3 is provided at the bottom of the mounting base 2, and the support box 3 is a cavity structure with an opening at the top, the support box 3 is equipped with a disassembly structure adapted to the mounting base 2, four support columns 4 are provided at the bottom of the mounting base 2, the mounting base 2 is equipped with a locking unit adapted to the support column 4, the bottom end of the support column 4 is fixedly connected to a roller 5 located below the support box 3, the outer sleeve of the support column 4 is provided with a support sleeve 6, the bottom of the support sleeve 6 is fixedly connected to a cleaning ring 7 adapted to the roller 5, the support box 3 is installed There is a position adjustment component that is compatible with the support sleeve 6; the support sleeve 6 and the cleaning ring 7 are driven downward by the position adjustment component to make the cleaning ring 7 contact the ground. The staff pushes the monitoring device body 1 to move, and the roller 5 rolls on the ground. During the movement of the monitoring device body 1, the support sleeve 6 and the cleaning ring 7 are driven to rotate by the position adjustment component, and the stones and debris on the ground are cleaned by the rotating cleaning ring 7 to prevent the stones and debris from being located on the moving track of the roller 5, so that the monitoring device body 1 can be smoothly moved to the preset position, reducing the possibility of loosening of electronic components in the monitoring device body 1.

[0021] Embodiment 2, based on embodiment 1, Figure 1 , Figure 2 , Figure 5 , Figure 6 , Figure 7 , Figure 8 and Fig. 9 It is given that a movable frame 8 is provided in the support box 3, and a plurality of hydraulic telescopic rods 11 are fixedly connected to the bottom of the support box 3, and the telescopic ends of the hydraulic telescopic rods 11 are fixedly connected to the bottom of the movable frame 8, and a plurality of support seats 9 are provided below the support box 3, and the top of the support seat 9 and the bottom of the movable frame 8 are connected by a connecting column 10, and the bottom of the support seat 9 is fixedly connected to an anti-skid pad 12, and the position adjustment component includes a rotating sleeve 13 sleeved on the outside of the support sleeve 6, and a slide groove 14 is opened on the inner wall of the rotating sleeve 13, and a slide plate 15 is slidably provided in the slide groove 14, and the slide plate 15 is fixedly connected to the outer wall of the support sleeve 6, and the rotating sleeve 13 is rotatably connected to the support box 3, and a synchronization unit for driving the four rotating sleeves 13 to rotate synchronously is installed in the support box 3, and two lifting plates 16 are provided in the support box 3, and the two ends of the lifting plate 16 are respectively fixedly connected to the corresponding two fixing rings 17, and the lifting plate 16 is penetrated by a guide column 20, and the guide column 2 The bottom end of 0 is fixedly connected to the bottom inner wall of the support box 3, a guide groove 18 is provided at the bottom of the fixed ring 17, a guide ring 19 located in the guide groove 18 is fixedly connected to the top of the support sleeve 6, a meshing member adapted to the movable frame 8 is installed on the lifting plate 16, the meshing member includes a first tooth plate 21 fixedly installed on the lifting plate 16, two second tooth plates 23 are fixedly connected to the movable frame 8, two gears 22 are rotatably connected in the support box 3, and the gears 22 are respectively meshed with the corresponding first tooth plates 21 and second tooth plates 23, the synchronization unit includes a first gear ring 24 fixedly sleeved on the outside of the rotating sleeve 13, and the first gear ring 24 is located in the support box 3, a servo motor 25 is fixedly connected to the bottom of the support box 3, and the output end of the servo motor 25 is fixedly connected to a rotating frame 26 located in the support box 3, and the outer fixed sleeve of the rotating frame 26 is provided with a second gear ring 27, and the first gear ring 24 and the second gear ring 27 are meshed; After the monitoring device body 1 moves to the preset position, the movable frame 8 is driven downward by the hydraulic telescopic rod 11, and the movable frame 8 drives the support seat 9 and the anti-skid pad 12 to move downward through the connecting column 10, so that the bottom of the anti-skid pad 12 is in contact with the ground, and the monitoring device body 1 is supported by the support seat 9 and the anti-skid pad 12 to reduce the possibility of the monitoring device body 1 shaking relative to the ground. When it is necessary to drive the monitoring device body 1 to move, the movable frame 8 and the support seat 9 are driven upward by the hydraulic telescopic rod 11, so that the anti-skid pad 12 is no longer in contact with the ground, and the movable frame 8 drives the second tooth plate 23 to move upward, the second tooth plate 23 drives the gear 22 to rotate, and the gear 22 drives the lifting plate 16 and the fixing ring 17 to move downward through the first tooth plate 21, and the lifting plate 16 and the fixing ring 17 are driven downward. The plate 16 slides relative to the guide column 20. The design of the guide column 20 allows the lifting plate 16 and the fixed ring 17 to move smoothly in the vertical direction. The fixed ring 17 drives the support sleeve 6 and the cleaning ring 7 to move downward through the guide ring 19, so that the bottom of the cleaning ring 7 contacts the ground, and the support sleeve 6 drives the slide plate 15 to slide relative to the slide groove 14. When it is necessary to drive the monitoring device body 1 to move, the servo motor 25 drives the rotating frame 26 and the second gear ring 27 to rotate, and the second gear ring 27 drives the rotating sleeve 13 to rotate through the first gear ring 24. The rotating sleeve 13 can drive the support sleeve 6 to rotate synchronously through the slide plate 15, and the support sleeve 6 drives the guide ring 19 to slide in the guide groove 18, and the support sleeve 6 can drive the cleaning ring 7 to clean the ground.

[0022] Embodiment 3, based on embodiment 2, Figure 1 , Figure 2 , Figure 3 and Figure 4It is given that the locking unit includes four positioning blocks 28 fixedly installed at the bottom of the mounting base 2, a positioning groove 29 is provided at the top of the support column 4, and the positioning block 28 is located in the corresponding positioning groove 29, side panels 30 are provided on both sides of the support column 4, a first plug block 31 passes through the side panel 30, and first slots 32 are provided on both sides of the support column 4, one end of the first plug block 31 is located in the corresponding first slot 32, and the other end of the first plug block 31 is fixedly connected to an iron plate 34, a magnet strip 33 is fixedly connected to the bottom of the side panel 30, and the magnet strip 33 and the iron plate 34 are in contact, two stop plates 35 are fixedly connected to the inner wall of the fixing ring 17, and the side of the iron plate 34 away from the support column 4 is in contact with the corresponding stop plate 35, and the disassembly structure includes a plurality of fixed blocks 36 fixedly installed at the bottom of the mounting base 2, and the outer sleeve of the fixed block 36 A positioning ring 37 is provided, and the positioning ring 37 is fixedly connected to the inner wall of the support box 3, a second slot 40 located below the positioning ring 37 is opened on the fixed block 36, a movable column 41 is provided below the fixed block 36, one end of the movable column 41 is fixedly connected to a movable plate 38, the other end of the movable column 41 is fixedly connected to an iron plate 43 located outside the support box 3, and the movable plate 38 is located on the side of the fixed block 36 away from the iron plate 43, the movable plate 38 is fixedly installed with a second plug block 39 located in the second slot 40, a tension spring 42 is provided on the outside of the movable column 41, and the two ends of the tension spring 42 are respectively fixedly connected to the movable plate 38 and the inner wall of the support box 3, a plurality of magnet rings 44 are fixedly connected to the outer wall of the support box 3, and the movable column 41 passes through the corresponding magnet rings 44, and the magnet ring 44 is located on the side of the iron plate 43 facing the support box 3; When the fixing ring 17 moves in the vertical direction, the fixing ring 17 drives the stop plate 35 to slide in the vertical direction relative to the iron plate 34, and the stop plate 35 limits the position of the iron plate 34 to ensure that the end of the first plug block 31 away from the iron plate 34 is always located in the first slot 32, so that the support column 4 is fixed relative to the side plate 30 and the mounting seat 2. When the mounting seat 2 and the monitoring device body 1 need to be removed from the supporting box 3, the staff presses the iron plate 43 to move, and the iron plate 43 drives the movable plate 38 to move through the movable column 41, so that the movable plate 38 drives the second plug block 39 to disengage from the second slot 40, thereby releasing the limitation on the position of the fixing block 36, and the tension spring 42 is in a tensioned state. At this time, the iron plate 43 is in contact with the magnet ring 44, and the magnet ring 44 and the iron plate 43 generate magnetic force to fix the movable column 41 and the movable plate 38 relative to the supporting box 3. The plug block 39 remains disengaged from the second slot 40. When all the second plug blocks 39 are disengaged from the second slot 40, the staff drives the monitoring device body 1 and the mounting base 2 to move upward through the lifting equipment, so that the mounting base 2 drives the fixing block 36 to disengage from the positioning ring 37, and the mounting base 2 drives the support column 4 and the roller 5 to be withdrawn from the support sleeve 6, and the separation between the mounting base 2 and the support box 3 is not completed. The staff drives the iron plate 34 to move in the direction away from the side plate 30, and the iron plate 34 is no longer magnetically attracted to the magnet bar 33. The iron plate 34 drives the end of the first plug block 31 to disengage from the first slot 32, thereby releasing the limitation on the position of the support column 4. The staff drives the support column 4 and the roller 5 to move downward relative to the mounting base 2, so that the positioning block 28 is disengaged from the positioning slot 29, and the removal of the support column 4 and the roller 5 is completed, which is convenient for replacing the roller 5.

[0023] A method for using an online gas monitoring device in transformer oil according to this embodiment uses the online gas monitoring device in transformer oil as described above, and comprises the following steps: Step 1: Drive the support sleeve 6 and the cleaning ring 7 downward through the position adjustment assembly so that the cleaning ring 7 contacts the ground; Step 2: The staff pushes the monitoring device body 1 to move, and the roller 5 rolls on the ground; Step 3: During the movement of the monitoring device body 1, the support sleeve 6 and the cleaning ring 7 are driven to rotate by the position adjustment component, and the stones and debris on the ground are cleaned by the rotating cleaning ring 7 to prevent the stones and debris from being located on the moving track of the roller 5.

[0024] Working principle: The position adjustment component drives the support sleeve 6 and the cleaning ring 7 to move downward, so that the cleaning ring 7 contacts the ground. The staff pushes the monitoring device body 1 to move, and the roller 5 rolls on the ground. During the movement of the monitoring device body 1, the position adjustment component drives the support sleeve 6 and the cleaning ring 7 to rotate. The rotating cleaning ring 7 cleans the stones and debris on the ground to prevent the stones and debris from being located on the moving track of the roller 5, so that the monitoring device body 1 can be smoothly moved to the preset position, reducing the possibility of loosening of electronic components in the monitoring device body 1; After the monitoring device body 1 moves to the preset position, the movable frame 8 is driven downward by the hydraulic telescopic rod 11, and the movable frame 8 drives the support seat 9 and the anti-skid pad 12 to move downward through the connecting column 10, so that the bottom of the anti-skid pad 12 is in contact with the ground, and the monitoring device body 1 is supported by the support seat 9 and the anti-skid pad 12 to reduce the possibility of the monitoring device body 1 shaking relative to the ground. When it is necessary to drive the monitoring device body 1 to move, the movable frame 8 and the support seat 9 are driven upward by the hydraulic telescopic rod 11, so that the anti-skid pad 12 is no longer in contact with the ground, and the movable frame 8 drives the second tooth plate 23 to move upward, the second tooth plate 23 drives the gear 22 to rotate, and the gear 22 drives the lifting plate 16 and the fixing ring 17 to move downward through the first tooth plate 21, and the lifting plate 16 and the fixing ring 17 are driven downward. The plate 16 slides relative to the guide column 20. The design of the guide column 20 allows the lifting plate 16 and the fixed ring 17 to move smoothly in the vertical direction. The fixed ring 17 drives the support sleeve 6 and the cleaning ring 7 to move downward through the guide ring 19, so that the bottom of the cleaning ring 7 contacts the ground, and the support sleeve 6 drives the slide plate 15 to slide relative to the slide groove 14. When it is necessary to drive the monitoring device body 1 to move, the servo motor 25 drives the rotating frame 26 and the second gear ring 27 to rotate, and the second gear ring 27 drives the rotating sleeve 13 to rotate through the first gear ring 24. The rotating sleeve 13 can drive the support sleeve 6 to rotate synchronously through the slide plate 15, and the support sleeve 6 drives the guide ring 19 to slide in the guide groove 18, and the support sleeve 6 can drive the cleaning ring 7 to clean the ground; When the fixing ring 17 moves in the vertical direction, the fixing ring 17 drives the stop plate 35 to slide in the vertical direction relative to the iron plate 34, and the stop plate 35 limits the position of the iron plate 34 to ensure that the end of the first plug block 31 away from the iron plate 34 is always located in the first slot 32, so that the support column 4 is fixed relative to the side plate 30 and the mounting seat 2. When the mounting seat 2 and the monitoring device body 1 need to be removed from the supporting box 3, the staff presses the iron plate 43 to move, and the iron plate 43 drives the movable plate 38 to move through the movable column 41, so that the movable plate 38 drives the second plug block 39 to disengage from the second slot 40, thereby releasing the limitation on the position of the fixing block 36, and the tension spring 42 is in a tensioned state. At this time, the iron plate 43 is in contact with the magnet ring 44, and the magnet ring 44 and the iron plate 43 generate magnetic force to fix the movable column 41 and the movable plate 38 relative to the supporting box 3. The plug block 39 remains disengaged from the second slot 40. When all the second plug blocks 39 are disengaged from the second slot 40, the staff drives the monitoring device body 1 and the mounting base 2 to move upward through the lifting equipment, so that the mounting base 2 drives the fixing block 36 to disengage from the positioning ring 37, and the mounting base 2 drives the support column 4 and the roller 5 to be withdrawn from the support sleeve 6, and the separation between the mounting base 2 and the support box 3 is not completed. The staff drives the iron plate 34 to move in the direction away from the side plate 30, and the iron plate 34 is no longer magnetically attracted to the magnet bar 33. The iron plate 34 drives the end of the first plug block 31 to disengage from the first slot 32, thereby releasing the limitation on the position of the support column 4. The staff drives the support column 4 and the roller 5 to move downward relative to the mounting base 2, so that the positioning block 28 is disengaged from the positioning slot 29, and the removal of the support column 4 and the roller 5 is completed, which is convenient for replacing the roller 5.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An online monitoring device for gas in transformer oil, comprising a monitoring device body (1), characterized in that: The bottom of the monitoring device body (1) is fixedly connected to a mounting base (2), a support box (3) is provided at the bottom of the mounting base (2), and the support box (3) is a cavity structure with an opening at the top, a disassembly structure compatible with the mounting base (2) is installed on the support box (3), four support columns (4) are provided at the bottom of the mounting base (2), a locking unit compatible with the support column (4) is installed on the mounting base (2), a roller (5) located below the support box (3) is fixedly connected to the bottom end of the support column (4), a support sleeve (6) is provided on the outer sleeve of the support column (4), a cleaning ring (7) compatible with the roller (5) is fixedly connected to the bottom of the support sleeve (6), and a position adjustment component compatible with the support sleeve (6) is installed on the support box (3).

2. The on-line monitoring device for gas in transformer oil according to claim 1, characterized in that: The support box (3) is provided with a movable frame (8), the bottom of the support box (3) is fixedly connected to a plurality of hydraulic telescopic rods (11), and the telescopic ends of the hydraulic telescopic rods (11) are fixedly connected to the bottom of the movable frame (8), and a plurality of support seats (9) are provided below the support box (3), and the top of the support seat (9) and the bottom of the movable frame (8) are connected via a connecting column (10).

3. The on-line monitoring device for gas in transformer oil according to claim 2, characterized in that: An anti-slip pad (12) is fixedly connected to the bottom of the support seat (9).

4. The on-line monitoring device for gas in transformer oil according to claim 2, characterized in that: The position adjustment component comprises a rotating sleeve (13) sleeved on the outside of the supporting sleeve (6), a sliding groove (14) is provided on the inner wall of the rotating sleeve (13), a sliding plate (15) is slidably provided in the sliding groove (14), and the sliding plate (15) is fixedly connected to the outer wall of the supporting sleeve (6), the rotating sleeve (13) and the supporting box (3) are rotatably connected, the supporting box (3) is equipped with a synchronization unit for driving the four rotating sleeves (13) to rotate synchronously, two lifting plates (16) are provided in the supporting box (3), the two ends of the lifting plates (16) are respectively fixedly connected to two corresponding fixing rings (17), a guide column (20) passes through the lifting plate (16), and the bottom end of the guide column (20) is fixedly connected to the bottom inner wall of the supporting box (3), a guide groove (18) is provided at the bottom of the fixing ring (17), the top of the supporting sleeve (6) is fixedly connected to a guide ring (19) located in the guide groove (18), and the lifting plate (16) is equipped with a meshing member adapted to the movable frame (8).

5. The on-line monitoring device for gas in transformer oil according to claim 4, characterized in that: The meshing member comprises a first tooth plate (21) fixedly mounted on the lifting plate (16), two second tooth plates (23) fixedly connected to the movable frame (8), and two gears (22) rotatably connected in the support box (3), and the gears (22) are respectively meshed with the corresponding first tooth plate (21) and second tooth plate (23).

6. The on-line monitoring device for gas in transformer oil according to claim 4, characterized in that: The synchronization unit comprises a first gear ring (24) fixedly sleeved on the outside of the rotating sleeve (13), and the first gear ring (24) is located in the support box (3), a servo motor (25) is fixedly connected to the bottom of the support box (3), an output end of the servo motor (25) is fixedly connected to a rotating frame (26) located in the support box (3), a second gear ring (27) is fixedly sleeved on the outside of the rotating frame (26), and the first gear ring (24) and the second gear ring (27) are meshed.

7. The on-line monitoring device for gas in transformer oil according to claim 4, characterized in that: The locking unit comprises four positioning blocks (28) fixedly mounted on the bottom of the mounting seat (2); a positioning groove (29) is provided at the top of the support column (4), and the positioning block (28) is located in the corresponding positioning groove (29); side plates (30) are provided on both sides of the support column (4); a first plug block (31) passes through the side plate (30); first slots (32) are provided on both sides of the support column (4); one end of the first plug block (31) is located in the corresponding first slot (32); the other end of the first plug block (31) is fixedly connected to an iron plate (34); a magnet bar (33) is fixedly connected to the bottom of the side plate (30), and the magnet bar (33) and the iron plate (34) are in contact; two stop plates (35) are fixedly connected to the inner wall of the fixing ring (17), and a side of the iron plate (34) away from the support column (4) is in contact with the corresponding stop plate (35).

8. The on-line monitoring device for gas in transformer oil according to claim 1, characterized in that: The disassembly and assembly structure comprises a plurality of fixed blocks (36) fixedly mounted on the bottom of the mounting seat (2); a positioning ring (37) is sleeved on the outside of the fixed block (36); and the positioning ring (37) is fixedly connected to the inner wall of the support box (3); a second slot (40) located below the positioning ring (37) is opened on the fixed block (36); a movable column (41) is provided below the fixed block (36); one end of the movable column (41) is fixedly connected to a movable plate (38); the other end of the movable column (41) is fixedly connected to an iron plate (43) located outside the support box (3); and the movable plate (38) is located on a side of the fixed block (36) away from the iron plate (43); a second plug block (39) located in the second slot (40) is fixedly mounted on the movable plate (38); a tension spring (42) is sleeved on the outside of the movable column (41); and two ends of the tension spring (42) are respectively fixedly connected to the movable plate (38) and the inner wall of the support box (3).

9. The on-line monitoring device for gas in transformer oil according to claim 8, characterized in that: A plurality of magnet rings (44) are fixedly connected to the outer wall of the support box (3), and the movable column (41) passes through the corresponding magnet rings (44). The magnet rings (44) are located on the side of the iron plate (43) facing the support box (3).

10. A method for using an online monitoring device for gas in transformer oil, using the online monitoring device for gas in transformer oil as claimed in claim 1, characterized in that: The following steps are involved: Step 1: driving the support sleeve (6) and the cleaning ring (7) downward through the position adjustment assembly so that the cleaning ring (7) contacts the ground; Step 2: The staff pushes the monitoring device body (1) to move, and the roller (5) rolls on the ground; Step 3: During the movement of the monitoring device body (1), the position adjustment component drives the support sleeve (6) and the cleaning ring (7) to rotate, and the rotating cleaning ring (7) cleans the stones and debris on the ground to prevent the stones and debris from being located on the moving track of the roller (5).

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