Portable SF6 mixed gas supplementing equipment and use method thereof

Abstract

The application discloses a portable SF6 mixed gas supplement equipment and belongs to the technical field of SF6 mixed gas supplement. The portable SF6 mixed gas supplement equipment comprises a supplement equipment, a lower support is arranged below the supplement equipment, and a fixed clamping plate is connected to the lower support; a loading table is arranged in the lower support, a connecting baffle is fixed to one end of the loading table, an even number of inner slide rails are arranged on the loading table, protective side baffles are arranged on both sides of the loading table, and a pull rod groove is arranged at the other end of the loading table. The bottom of the loading table is provided with a battery pack, a motor in a motor heat dissipation groove is powered, a rotating drum is triggered to rotate, a damping column cooperates with a fixed wheel frame to be vertical, a tire swings and supports the loading table, a pull rod is pulled out synchronously, the loading table is convenient to carry the supplement equipment, and long-time hand holding can avoid muscle overstretching of a carrying person.

Description

Technical Field

[0001] This invention relates to the field of SF6 mixed gas replenishment technology, and in particular to a portable SF6 mixed gas replenishment device and its usage method. Background Technology

[0002] SF6 gas mixture is mainly mixed with nitrogen. SF6 gas, as an excellent insulating medium, is widely used in electrical equipment. However, under the action of high temperature and high pressure electric arc, it will react chemically with water to produce a variety of toxic gases, which pose a threat to the environment and human health. Therefore, in order to reduce the amount of SF6 gas used and emitted, while ensuring the insulation performance of electrical equipment, the method of forming a gas mixture of SF6 and nitrogen has begun to replace pure SF6 gas.

[0003] Currently, SF6 mixed gas replenishment equipment generally needs to be carried to a designated location for installation and use. However, due to some usage scenarios and geographical reasons, it is necessary to hold the equipment for a long time when going there. However, holding the equipment for a long time will cause the muscles of the person carrying it to exceed their tolerance range, and in severe cases, muscle strain may occur, which will cause inconvenience in carrying it. Summary of the Invention

[0004] To address the shortcomings of existing technologies, this invention provides a portable SF6 mixed gas replenishment device to solve the technical problem that existing technologies require prolonged hand-holding when traveling to a designated location. However, prolonged hand-holding can cause the muscles of the person carrying the device to exceed their tolerance, and in severe cases, muscle strain may occur, resulting in inconvenience in carrying the device.

[0005] The present invention adopts the following technical solution.

[0006] A portable SF6 mixed gas replenishment device includes a replenishment device, a lower support is installed below the replenishment device, and a fixing plate is connected to the lower support; The lower support is equipped with a mounting platform. A connecting baffle is fixed at one end of the mounting platform for engaging with the air supply device. An even number of inner slide rails are installed on the mounting platform for engaging with the slide rail grooves. Protective side guards are provided on both sides of the mounting platform. A pull rod groove is provided at the other end of the mounting platform, and a pull rod is installed in the pull rod groove for pulling the device. A lifting handle is fixed to the side wall of one of the protective side guards for lifting the device. Each protective side guard has a corresponding groove, and the side wall of the corresponding groove has a through interlocking hole for fixing the protective side guard to the side locking pin.

[0007] As an improvement, a baffle is provided inside the fixed clamping plate, and an even number of slide rail grooves are opened on the baffle. A buffer spring is opened on the inner surface of the baffle, and an inner sleeve is nested inside the buffer spring. An integrated side locking block is provided on both sides of the baffle, and a locking bolt hole is opened on the side locking block.

[0008] As an improvement, the baffle slides with the inner slide rail through the slide rail groove, the side locking block is nested in the opposite groove, the interlocking hole is aligned with the locking bolt hole and fixed by bolts, a buffer spring is also fixed on the inner wall of the connecting baffle, and the inner sleeve is also provided in the buffer spring on the inner wall of the connecting baffle. The baffle and the connecting baffle clamp the air replenishment device therein.

[0009] As an improvement, a battery slot is provided at the bottom of the platform, in which a battery pack is installed. Pads are fixed at the four corners of the bottom of the platform. A wheel groove is provided at the bottom of the platform near the pads. A motor heat dissipation groove is provided next to the wheel groove. A moving component is installed in the wheel groove.

[0010] As an improvement, the action component is provided with a rotating drum, a connecting sleeve is installed on one side of the rotating drum, an auxiliary rotating rod is installed on the other side of the rotating drum, a shock-absorbing column is fixed on the rotating drum, a wheel fixing frame is nested below the shock-absorbing column, and a tire is installed inside the wheel fixing frame.

[0011] As an improvement, the rotating drum is installed between the wheel slot and the auxiliary rotating rod via the connecting sleeve, the wheel fixing frame forms a shock absorption buffer with the wheel fixing frame, the motor is installed in the motor heat dissipation slot, the tire can be in a vertical state via the wheel fixing frame, the rotating drum can cooperate with the motor in the motor heat dissipation slot via the connecting sleeve, and the battery pack is electrically connected with the motor in the motor heat dissipation slot.

[0012] As an improvement, the gas replenishment device is equipped with a housing, a housing cover is connected to the housing, a locking groove is opened on the inner surface of the housing cover, a locking device is installed on the side wall of the housing, an instrument is installed inside the housing, an even number of detachable handles are installed on the surface of the instrument, an even number of locking grooves are opened at the bottom of the housing, alignment rods are installed on both sides of the housing, and a pipeline support device is provided between the alignment rods on each side.

[0013] As an improvement, the bottom of the box body is provided with a bottom groove, and a shock-absorbing pad is installed in the bottom groove. A pair of fixing ears are provided in the pipeline support device, and a swing platform is provided between the two fixing ears. An inner arc groove is provided below the swing platform, and several pipe rack grooves are provided on the surface of the swing platform. A pipe clamp is installed in each of the several pipe rack grooves. An alignment block is provided on the outer wall of the pipe clamp, and a docking groove is provided on the pipe rack groove.

[0014] As an improvement, the docking groove is nested with the alignment block, the pipe clamp can be hinged with the inner arc groove, the swing platform swings through the fixed lug, the two inner arc grooves are respectively engaged with the connecting baffle and the baffle, the alignment rod is nested with the inner sleeve, the box body is slidably engaged with the inner slide rail through the slot, and the shock-absorbing pad is in contact with the inner surface of the platform.

[0015] A method for using a portable SF6 mixed gas replenishment device includes the following steps: Step 1: Place the air replenishment device on the platform and engage it with the telescopic slot at the bottom of the housing of the air replenishment device using the inner slide rail on the platform to secure the housing. Step 2: Control the motor to rotate at a set angle. The motor drives the rotating drum to rotate at a set angle, so that the shock-absorbing column and the fixed wheel frame form a vertical position, and the tire swings to support the platform. Step 3: Pull the lever outward, grasp the lever and pull to carry the device to the designated location; Step 4: In use, the swing platform is engaged with the baffle by the inner arc groove in cooperation with the fixed ear, and the tube clamp is vertically formed on the tube rack groove to set up the instrument's on-machine connection circuit or wire harness circuit. Step 5: Finally, intelligent air replenishment is completed through the instrument inside the box.

[0016] The beneficial effects of this invention are that, compared with the prior art, 1. This invention installs a battery pack at the bottom of the platform, which then powers the motor in the motor cooling slot. This triggers the rotating drum, causing it to rotate. The shock-absorbing column, together with the wheel frame, forms a vertical structure, and the tire swings, supporting the platform. Simultaneously, the pull rod is pulled outward, making it easier to carry the air replenishment equipment. Compared to traditional handheld carrying, this is more convenient and avoids the muscle strain that can occur from prolonged handheld use.

[0017] 2. The present invention installs the air replenishment device on a carrier platform, with a connecting baffle on one side and a baffle on the other side to clamp the air replenishment device, so that the inner sleeve and buffer spring can play a buffering role in the clamping process, preventing the air replenishment device from being affected by external vibration during the carrying process.

[0018] 3. This invention completes intelligent air replenishment through the instrument unit inside the housing, and is unfolded by the pipeline support devices on both sides. The swing platform is engaged with the baffle by the inner arc groove with the cooperation of the fixing ears, and the pipe clamp is formed vertically on the pipe rack groove. It can also support the pipeline connected to the instrument unit, prevent the pipeline on both sides of the instrument unit from being folded on the instrument unit, and avoid subsequent wire harness bending from interfering with the normal operation of the air replenishment equipment. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the structure of a portable SF6 mixed gas replenishment device according to the present invention; Figure 2 This is a schematic diagram of the unfolded three-dimensional structure of the gas replenishment device in the portable SF6 mixed gas replenishment device of the present invention; Figure 3 This is a three-dimensional structural diagram of the lower support in a portable SF6 mixed gas replenishment device of the present invention; Figure 4 This is a schematic diagram of the bottom structure of the platform in a portable SF6 mixed gas replenishment device of the present invention; Figure 5 This is a three-dimensional structural diagram of the moving component in a portable SF6 mixed gas replenishment device of the present invention; Figure 6 This is a three-dimensional structural diagram of the fixing clamp in a portable SF6 mixed gas replenishment device of the present invention; Figure 7 This is a three-dimensional structural diagram of the housing in a portable SF6 mixed gas replenishment device of the present invention; Figure 8 This is a bottom view of the casing structure in a portable SF6 mixed gas replenishment device of the present invention; Figure 9 This is an enlarged structural schematic diagram of point A in a portable SF6 mixed gas replenishment device of the present invention.

[0020] In the diagram: Air supply device-1, lower support-2, fixing clamp-3, box body-11, box cover-12, lock groove-13, card slot-14, alignment rod-15, instrument machine-16, separation handle-17, lock-18, pipeline support device-19, platform-21, connecting baffle-22, inner slide rail-23, pull rod groove-24, pull rod-25, protective side guard-26, lifting handle-27, relative groove-28, interlocking hole-29, baffle-31, buffer spring-32, slide rail groove-33, inner sleeve-34, side locking block-3 5. Locking bolt hole - 36. Box bottom groove - 111. Shock-absorbing pad - 112. Fixing ear - 191. Tabletop - 192. Inner arc groove - 193. Pipe rack groove - 194. Pipe clamp - 195. Alignment block - 196. Docking groove - 197. Battery slot - 211. Battery pack - 212. Wheel slot - 213. Pad block - 214. Motor heat dissipation slot - 215. Moving assembly - 216. Rotary drum - 2161. Connecting sleeve - 2162. Auxiliary rotating rod - 2163. Shock-absorbing column - 2164. Fixed wheel frame - 2165. Tire - 2166. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of this invention clearer, the technical solutions of this invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of this invention. The embodiments described in this application are merely some embodiments of this invention, and not all embodiments. Based on the spirit of this invention, other embodiments obtained by those skilled in the art without creative effort are all within the protection scope of this invention.

[0022] Example 1 A portable SF6 mixed gas replenishment device includes a replenishment device 1. A lower support 2 is installed below the replenishment device 1, and a fixing clamp 3 is connected to the lower support 2. A mounting platform 21 is provided inside the lower support 2. A connecting baffle 22 is fixed to one end of the mounting platform 21 for engaging with the replenishment device 1. An even number of inner slide rails 23 are installed on the mounting platform 21 for engaging with slide rail grooves 33. Protective side guards 26 are provided on both sides of the mounting platform 21. A pull rod groove 24 is provided at the other end of the mounting platform 21. A pull rod 25 is installed in the pull rod groove 24 for pulling the device. A lifting handle 27 is fixed to the side wall of one of the protective side guards 26 for lifting the device. Each protective side guard 26 has a corresponding groove 28. A through interlocking hole 29 is provided on the side wall of the corresponding groove 28 for locking the protective side guard 26 with the side locking block 35. The gas replenishment device 1 can be connected via WIFI, thereby enabling intelligent gas replenishment of SF6 mixed gas with the help of the Internet. It can also be remotely viewed via WIFI to monitor the operating status of the gas replenishment device 1.

[0023] In a preferred but non-limiting embodiment of the present invention, a baffle 31 is provided inside the fixing clamp 3. The baffle 31 has an even number of slide rail grooves 33. A buffer spring 32 is provided on the inner surface of the baffle 31. An inner sleeve 34 is nested inside the buffer spring 32. An integrated side locking block 35 is provided on both sides of the baffle 31. A locking bolt hole 36 is provided on each side locking block 35. The baffle 31 is mainly connected to the mounting platform 21 through the slide rail grooves 33, and is connected to the mounting platform 21 in conjunction with the side locking blocks 35 on both sides and the locking bolt holes 36 on the side locking blocks 35, so as to clamp the air replenishment device 1 accordingly, thereby allowing the air replenishment device 1 to be cushioned during the carrying process.

[0024] In a preferred but non-limiting embodiment of the present invention, the baffle 31 is slidably engaged with the inner slide rail 23 via the slide rail groove 33, the side locking block 35 is nested in the opposing groove 28, the interlocking hole 29 is aligned with the locking bolt hole 36 and fixed by bolts, and a buffer spring 32 is also fixed on the inner wall of the connecting baffle 22, and the inner sleeve 34 is also provided in the buffer spring 32 on the inner wall of the connecting baffle 22. The baffle 31 and the connecting baffle 22 clamp the air replenishment device 1 therein. The buffer spring 32 is equipped with an inner sleeve 34, and the two are fixed to the inner surfaces of the baffle 31 and the connecting baffle 31 respectively. They are opposite each other and mounted on the surface of the mounting platform 21, and complete the buffering and support of both sides of the air replenishment device 1, preventing vibration during carrying from affecting the internal electronic components of the air replenishment device 1.

[0025] In a preferred but non-limiting embodiment of the present invention, a battery slot 211 is provided at the bottom of the mounting platform 21, and a battery pack 212 is installed in the battery slot 211. Pads 214 are fixed at each of the four corners of the bottom of the mounting platform 21. A wheel groove 213 is provided on the inner wall of each pad 214, and a motor cooling groove 215 is provided beside the wheel groove 213. An actuating component 216 is installed in the wheel groove 213. The battery pack 212 can be disassembled and nested in the battery slot 211. Powered by the battery pack 212, the motor in the motor cooling groove 215 can trigger the actuating component 216, causing deformation of the bottom of the mounting platform 21 and enabling the mounting platform 21 to move.

[0026] In a preferred but non-limiting embodiment of the present invention, a rotating drum 2161 is provided inside the moving component 216. A connecting sleeve 2162 is installed on one side of the rotating drum 2161, and an auxiliary rotating rod 2163 is installed on the other side of the rotating drum 2161. A shock-absorbing column 2164 is fixed on the rotating drum 2161, and a wheel fixing frame 2165 is nested below the shock-absorbing column 2164. A tire 2166 is installed inside the wheel fixing frame 2165. The tire 2166 is a rubber tire, and it is nested with the wheel fixing frame 2165 fixed by the tire 2166 in conjunction with the shock-absorbing column 2164 to reduce the vibration force generated during movement, thereby reducing the vibration force and preventing the vibration force from being transmitted into the air replenishment device 1 and adversely affecting the internal connecting harness and components of the air replenishment device 1.

[0027] In a preferred but non-limiting embodiment of the present invention, the rotating drum 2161 is installed between the wheel groove 213 via the connecting sleeve 2162 and the auxiliary rotating rod 2163. The wheel fixing frame 2165 forms a shock-absorbing buffer with the wheel fixing frame 2165. A motor is installed in the motor heat dissipation groove 215. The tire 2166 can be in a vertical state via the wheel fixing frame 2165. The rotating drum 2161 can cooperate with the motor in the motor heat dissipation groove 215 via the connecting sleeve 2162. The battery pack 212 is electrically connected to the motor in the motor heat dissipation groove 215. The rotating drum 2161 mainly rotates through the connecting sleeve 2162 and the auxiliary rotating rod 2163, allowing the rotating drum 2161 to change angle by 90°. When not in use, the platform 21 has a flat bottom. When in use, it is swung outwards and supported by the tire 2166, making it easy to carry.

[0028] In a preferred but non-limiting embodiment of the present invention, the air replenishment device 1 is provided with a housing 11, a housing cover 12 connected to the housing 11, a locking groove 13 on the inner surface of the housing cover 12, a locking element 18 installed on the side wall of the housing 11, an instrument 16 installed inside the housing 11, an even number of detachable handles 17 installed on the surface of the instrument 16, an even number of slots 14 on the bottom of the housing 11, alignment rods 15 installed on both sides of the housing 11, and pipeline support devices 19 provided between the alignment rods 15. The alignment rods 15 installed on both sides of the housing 11 can cooperate with the connecting baffle 22 and baffle 31 on the mounting platform 21 to form alignment, thereby achieving alignment and balance of both sides of the air replenishment device 1, and the slots 14 at the bottom of the housing 11 can assist in the precise connection of the air replenishment device 1.

[0029] In a preferred but non-limiting embodiment of the present invention, the bottom of the housing 11 is provided with a bottom groove 111, and a shock-absorbing pad 112 is installed in the bottom groove 111. A fixing lug 191 is provided in the pipeline support device 19, and a swing platform 192 is erected between the fixing lugs 191. An inner arc groove 193 is provided below the swing platform 192, and several pipe rack grooves 194 are provided on the surface of the swing platform 192. A pipe clamp 195 is installed in each pipe rack groove 194, and an alignment block 196 is provided on the outer wall of the pipe clamp 195. A docking groove 197 is provided on the pipe rack groove 194. The inner arc groove 193 mainly allows the swing platform 192 to engage with the linkage plate and the baffle 31. With the assistance of the fixing lugs 191, the swing platform 192 achieves parallelism, allowing the pipe clamps 195 on the swing platform 192 to assist the instrument 16 in setting up connected pipelines and preventing pipelines from being laid on both sides of the instrument 16.

[0030] In a preferred but non-limiting embodiment of the present invention, the docking groove 197 is nested with the alignment block 196, the pipe clamp 195 is hinged to the inner arc groove 193, the swing platform 192 is hinged to the fixing lug 191, the inner arc groove 193 is engaged with the connecting baffle 22 and the baffle 31 respectively, the alignment rod 15 is nested with the inner sleeve 34, the housing 11 is slidably engaged with the inner slide rail 23 through the slot 14, and the shock-absorbing pad 112 is in contact with the inner surface of the mounting platform 21. The shock-absorbing pad 112 mainly fits against the surface of the mounting platform 21, providing support for the bottom of the housing 11 and buffering the vibration force from the mounting platform 21 during carrying, eliminating the vibration impact on the air replenishment device 1.

[0031] Example 2 A method for using a portable SF6 mixed gas replenishment device includes the following steps: Step 1: Place the air replenishment device 1 on the mounting platform 21 and engage it with the inner slide rail 23 on the mounting platform 21 and the slot 14 at the bottom of the housing 11 of the air replenishment device 1 to secure the housing 11. Step 2: Control the motor to rotate at a set angle. The motor drives the rotating drum 2161 to rotate at a set angle, so that the shock-absorbing column 2164 and the fixed wheel frame 2165 form a vertical position, and the tire 2166 swings and completes the support for the platform 21. Step 3: Pull the lever 25 outward, hold the lever 25 and pull it to carry the device to the designated location; Step 4, so that the swing platform 192 is engaged with the baffle 31 by the inner arc groove 193 with the cooperation of the fixed ear 191, and the pipe clamp 195 is vertical in the pipe rack groove 194, so as to set up the pipeline connected to the instrument machine 16. Step 5: Intelligent air replenishment is completed through the instrument 16 inside the housing 11.

[0032] The specific working principle is as follows: This invention completes the installation of the air replenishment device 1 by using the mounting platform 21 in the lower support 2 and the connecting baffle 22. The housing 11 has a slot 14 that engages with the buffer spring 32 and inner sleeve 34 on one side of the housing 11. The slide rail groove 33 engages with the inner slide rail 23. The side locking block 35 and the locking bolt hole 36 are nested by the opposite groove 28 and the interlocking hole 29 is used for locking pin fixation to prevent the air replenishment device 1 from being affected by vibration. In addition, during the carrying process, it can work with the shock-absorbing pad at the bottom of the housing 11 to buffer the air replenishment device and prevent the adverse effects of vibration on the air replenishment device 1 during the carrying process.

[0033] In this invention, the battery pack 212 is installed in the battery slot 211 at the bottom of the mounting platform 21. The moving component 216 in the wheel slot 213 forms a triggered swing under the motor cooperation in the motor heat dissipation slot 215. The connecting sleeve 2162 in the rotating drum 2161 forms a vertical shock absorber column 2164 under the cooperation of the auxiliary rotating rod 2163. The wheel fixing frame 2165 is used to fix the tire 2166, and the shock absorber column 2164 can complete the buffering of the wheel fixing frame 2165, so that its moving component 216 can be easily supported by the mounting platform 21. With the assistance of the pull rod 25 in the pull rod slot 24, the mounting platform 21 can be easily dragged. The protective side guards 26 on both sides of the mounting platform 21 can complete the protection of the air replenishment equipment. The inner slide rail 23 completes the installation and alignment of the air replenishment equipment.

[0034] This invention involves installing the instrument 16 into the housing 11 via a detachable handle 17. During use, the locking mechanism 18 separates the instrument from the locking groove 13 in the housing cover 12, opening the housing 11. Then, with the cooperation of the slot 14, the housing 11 and the lower support 2 slide together, separating the alignment rods 15 on both sides. During use, the fixing lug 191 in the pipeline support device 19 assists the swing platform 192 to swing outwards. The inner arc groove 193 can be mounted on the connecting plate or baffle to form a parallel arrangement. The pipe clamp 195 in the pipe rack groove 194 swings to a vertical position after the swing platform 192 is parallel. The alignment block 196 engages in the docking groove 197 to form a fixed position, allowing the pipe clamp 195 to support the wiring harness and pipes, preventing poor contact of the wiring harness and pipes.

[0035] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit it. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that modifications or equivalent substitutions can still be made to the specific implementation of the present invention. Any modifications or equivalent substitutions that do not depart from the spirit and scope of the present invention should be covered within the protection scope of the claims of the present invention.

Claims

1. A portable SF6 mixed gas replenishment device, characterized in that: It includes an air replenishment device (1), a lower support (2) is installed below the air replenishment device (1), and a fixing plate (3) is connected to the lower support (2); The fixed clamp (3) is provided with a baffle (31), and an even number of slide rail grooves (33) are provided on the baffle (31). A buffer spring (32) is provided on the inner surface of the baffle (31), and an inner sleeve (34) is nested inside the buffer spring (32). An integrated side block (35) is provided on both sides of the baffle (31), and a bolt hole (36) is provided on the side block (35). The lower support (2) is provided with a mounting platform (21). A connecting baffle (22) is fixed at one end of the mounting platform (21) for cooperating with the mounting platform (21) to secure the air supply device (1). An even number of inner slide rails (23) are installed on the mounting platform (21) for engaging with the slide rail groove (33). Protective side guards (26) are provided on both sides of the mounting platform (21). A pull rod groove (24) is provided at the other end of the mounting platform (21). A pull rod (25) is installed in the pull rod groove (24) for pulling the device. A lifting handle (27) is fixed on the side wall of one of the protective side guards (26) for lifting the device. A corresponding groove (28) is provided on each of the protective side guards (26). A through interlocking hole (29) is provided on the side wall of the corresponding groove (28) for fixing the protective side guard (26) and the side locking block (35) with a locking pin. The gas replenishment device (1) is provided with a box (11), the bottom of the box (11) is provided with a box bottom groove (111), a shock-absorbing pad (112) is installed in the box bottom groove (111), a pair of fixing ears (191) are provided in the pipeline support device (19), a swing platform (192) is provided between the two fixing ears (191), an inner arc groove (193) is provided below the swing platform (192), a number of pipe rack grooves (194) are provided on the surface of the swing platform (192), a pipe clamp (195) is installed in each of the pipe rack grooves (194), an alignment block (196) is provided on the outer wall of the pipe clamp (195), and a docking groove (197) is provided on the pipe rack groove (194). The docking groove (197) is nested with the alignment block (196), and the pipe clamp (195) can cooperate with the inner arc groove (193). The hinged joint allows the swing platform (192) to swing through the fixed lug (191), the two inner arc grooves (193) to engage with the connecting baffle (22) and the baffle (31) respectively, the alignment rod (15) to nest with the inner sleeve (34), the box body (11) to slide and engage with the inner slide rail (23) through the slot (14), and the shock-absorbing pad (112) to fit against the inner surface of the platform (21).

2. The portable SF6 mixed gas replenishment device according to claim 1, characterized in that: The baffle (31) slides with the inner slide rail (23) through the slide rail groove (33), the side locking block (35) is nested in the opposite groove (28), the interlocking hole (29) is aligned with the locking bolt hole (36) and fixed by bolts, a buffer spring (32) is also fixed on the inner wall of the connecting baffle (22), and the inner sleeve (34) is also provided in the buffer spring (32) on the inner wall of the connecting baffle (22). The baffle (31) and the connecting baffle (22) clamp the air replenishment device (1) therein.

3. The portable SF6 mixed gas replenishment device according to claim 1, characterized in that: The bottom of the mounting platform (21) is provided with a battery slot (211), in which a battery pack (212) is installed. At each of the four corners of the bottom of the mounting platform (21), a pad (214) is fixed. A wheel groove (213) is provided at the bottom of the mounting platform (21) near the pad (214). A motor heat dissipation groove (215) is provided next to the wheel groove (213). An actuating component (216) is installed in the wheel groove (213).

4. The portable SF6 mixed gas replenishment device according to claim 3, characterized in that: The action component (216) is provided with a rotating cylinder (2161), a connecting sleeve (2162) is installed on one side of the rotating cylinder (2161), an auxiliary rotating rod (2163) is installed on the other side of the rotating cylinder (2161), a shock-absorbing column (2164) is fixed on the rotating cylinder (2161), a wheel fixing frame (2165) is nested below the shock-absorbing column (2164), and a tire (2166) is installed inside the wheel fixing frame (2165).

5. A portable SF6 mixed gas replenishment device according to claim 4, characterized in that: The rotating drum (2161) is installed between the wheel groove (213) via the connecting sleeve (2162) and the auxiliary rotating rod (2163). The shock-absorbing column (2164) and the wheel fixing frame (2165) form a shock-absorbing buffer. A motor is installed in the motor heat dissipation groove (215). The tire (2166) can be in a vertical state via the wheel fixing frame (2165). The rotating drum (2161) can cooperate with the motor in the motor heat dissipation groove (215) via the connecting sleeve (2162). The battery pack (212) is electrically connected with the motor in the motor heat dissipation groove (215).

6. The portable SF6 mixed gas replenishment device according to claim 1, characterized in that: The gas replenishment device (1) is equipped with a box (11), and a box cover (12) is connected to the box (11). A locking groove (13) is opened on the inner surface of the box cover (12). A lock (18) is installed on the side wall of the box (11). An instrument (16) is installed inside the box (11). An even number of detachable handles (17) are installed on the surface of the instrument (16). An even number of slots (14) are opened at the bottom of the box (11). Alignment rods (15) are installed on both sides of the box (11). A pipeline support device (19) is provided between each alignment rod (15).

7. A method of using a portable SF6 mixed gas replenishment device, based on claim 1. A portable SF6 mixed gas replenishment device as described in any one of the six claims, characterized in that, Specifically, the following steps are included: Step 1: Place the air replenishment device (1) on the platform (21), and engage the inner slide rail (23) on the platform (21) with the slot (14) at the bottom of the box (11) in the air replenishment device (1) to complete the embedding of the box (11); Step 2: Control the motor to rotate at a set angle. The motor drives the rotating drum (2161) to rotate at a set angle, so that the shock absorber (2164) and the fixed wheel frame (2165) form a vertical position, and the tire (2166) swings and completes the support of the platform (21). Step 3: Pull the lever (25) outward, grasp the lever (25) and pull it to carry the device to the designated position; Step 4: When in use, the swing platform (192) is engaged with the baffle (31) by the inner arc groove (193) in cooperation with the fixed ear (191), and the pipe clamp (195) is vertically formed on the pipe rack groove (194) to set up the connecting pipe or wire harness on the instrument machine (16); Step 5: Finally, intelligent air replenishment is completed through the instrument (16) inside the box (11).

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