Electromechanical device with fire extinguishing function

Abstract

The application discloses a kind of electromechanical equipment with fire extinguishing function, it is related to electromechanical equipment technical field, including box, further include: protective box, the box inside is provided with multiple protective boxes and apron, the lateral wall of the box is provided with protective plate, the top of the protective box is provided with installation slot, the installation slot inside is provided with heating wire, the top of the protective box is provided with multiple melting rods, the bottom end of the melting rod is in contact with heating wire, the inside of the protective box is provided with sliding slot, multiple partition plates are slidably arranged on the sliding slot, the partition plate is provided with fixed strip, drive plate is driven protective box horizontal movement by cooperating with transmission rod, protective box is removed from the inside of box by horizontal sliding mode, prevent the fire spread inside equipment, multiple spray ports are provided on horizontal plate, can be sprayed to fire source position with fire extinguishing agent, speed up the speed of fire extinguishing.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electromechanical equipment, and specifically relates to an electromechanical equipment with a fire extinguishing function. BACKGROUND

[0002] Electromechanical equipment refers to the general term of machinery, electrical appliances and electrical automation equipment. Electromechanical equipment uses mechanical and electrical principles to complete various mechanical movements and energy conversion. From vehicles to various household appliances, computers, printers and the like, electromechanical products have become indispensable in people's lives. Advanced electromechanical equipment can improve labor productivity, reduce labor intensity, improve the production environment and complete work that cannot be completed by manpower.

[0003] The existing electromechanical equipment does not have a fire extinguishing function. When a fire occurs in the internal parts of the equipment during use, the user cannot timely remove the parts on fire and extinguish the fire, which is easy to cause the spread of the fire and cannot timely suppress the fire caused by the electrical equipment, which may burn the entire electromechanical equipment and cause economic losses. SUMMARY

[0004] The purpose of the present application is to provide an electromechanical equipment with a fire extinguishing function to solve the problem that the existing electromechanical equipment does not have a fire extinguishing function.

[0005] To achieve the above purpose, the present application provides the following technical scheme:

[0006] An electromechanical equipment with a fire extinguishing function comprises a box body and further comprises:

[0007] A protection box is arranged inside the box body and a plurality of cover plates are arranged inside the box body. A protection plate is arranged on the outer wall of the box body. An installation slot is formed in the top of the protection box. A heating wire is arranged in the installation slot. A plurality of melting rods are arranged on the top of the protection box. The bottom end of the melting rod is in contact with the heating wire. A sliding slot is formed in the protection box. A plurality of partition plates are slidably arranged in the sliding slot. A fixing strip is arranged on the partition plate. A supporting spring is arranged between the partition plates. A guide rail is arranged inside the box body. A sliding block is arranged outside the protection box. The sliding block is slidably arranged on the guide rail. A sliding rail is arranged outside the box body. A plurality of supporting blocks are slidably arranged on the sliding rail. The supporting blocks penetrate into the box body and are connected with the cover plates.

[0008] Transmission rod, the seal plate is vertically arranged in the protection box, the side wall of the seal plate is provided with a telescopic rod, the seal plate is slidably arranged in the protection box through the telescopic rod, the protection box is slidably arranged outside the box body, one end of the transmission rod penetrates into the protection box and is matched with the seal plate, the box body is provided with a guide groove, one end of the transmission rod penetrates into the guide groove and is matched with the guide groove, the box body is provided with a driving plate, the top of the box body is provided with a horizontal plate, the bottom of the horizontal plate is provided with a plurality of spray nozzles for spraying fire extinguishing agent, the side wall of the horizontal plate is provided with a transmission block matched with the driving plate, the driving plate is provided with a square slot matched with the transmission rod, the transmission rod and the protection box are provided with a reset spring, the transmission rod is provided with a spring piece outside, one end of the spring piece is provided with a clamping block, the square slot is provided with a clamping groove matched with the clamping block, the outer side wall of the driving plate is provided with a mounting hole, the mounting hole is provided with a pressing rod, one end of the pressing rod is connected with the clamping block;

[0009] The driving mechanism is connected with the driving plate, and drives the driving plate to slide left and right, the electromechanical equipment in the protection box is on fire and heats the melting rod to melt, the cover plate descends and is attached to the protection box below, the seal plate can push the transmission rod outward, the driving plate drives the protection box to move horizontally by matching with the transmission rod, and the protection box moves out the electromechanical equipment on fire from the box body by horizontal sliding.

[0010] On the basis of the above technical scheme, the application further provides the following optional technical schemes.

[0011] In an optional scheme, the driving mechanism comprises a rotating disc, a transmission plate and a driving block, the box body is provided with a fixing frame, the fixing frame is provided with a rotating sleeve, the rotating sleeve is provided with a rotating rod inside, one end of the rotating rod is rotatably connected with the box body, the rotating rod and the rotating sleeve are provided with rotating discs outside, the transmission plates are arranged inside the two rotating discs, the driving blocks are slidably arranged outside the driving plates, and one end of the transmission plate is rotatably connected with the driving block.

[0012] In an optional scheme, the fixing frame is provided with a mounting frame, the mounting frame and the fixing frame are provided with a movable rod, the movable rod and the rotating sleeve are provided with a gear set, the movable rod and the rotating rod are provided with a transmission belt, and the mounting frame is provided with a motor.

[0013] In an optional scheme, the sliding rail is provided with a fixed rod inside, and the supporting blocks are slidably arranged on the fixed rod.

[0014] In an optional scheme, the fixed rod is provided with a limiting bolt outside, the supporting blocks are provided with springs, and the springs are sleeved outside the fixed rod.

[0015] In an alternative: the protective box is internally provided with a fixed plate, the fixed plate is provided with a rotating plate, a connecting spring is arranged between the rotating plate and the fixed plate, and a transmission groove is formed in the outer portion of the rotating plate.

[0016] In an alternative: the partition plate is provided at the top with a vertical plate, the vertical plate penetrates into the inside of the transmission groove and is provided with a sliding column, and the side wall of the partition plate is provided with a turnover plate.

[0017] Compared with the prior art, the beneficial effects of the present application are as follows:

[0018] The electromechanical equipment with fire extinguishing function is installed through the multiple protective boxes inside the box body, when the equipment catches fire, the electromechanical equipment that catches fire heats and melts the rod, so that the cover plate descends and is attached to the protective box below, the driving mechanism drives the driving plate to slide left and right, the sealing plate can push the transmission rod outward, the driving plate drives the protective box to move horizontally in a manner of cooperating with the transmission rod, the protective box removes the electromechanical equipment that catches fire from the inside of the box body in a manner of horizontal sliding, prevents the spread of fire inside the equipment, prevents the fire from being out of control, the horizontal plate is provided with multiple spray openings, can spray the fire extinguishing agent to the fire source position, accelerates the fire extinguishing speed, and reduces the economic loss caused by the fire. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic view of the electromechanical equipment with fire extinguishing function.

[0020] Figure 2 It is a sectional view of the box body in the electromechanical equipment with fire extinguishing function.

[0021] Figure 3 It is a sectional view of the mounting frame in the electromechanical equipment with fire extinguishing function.

[0022] Figure 4 It is a sectional view of the fixing frame in the electromechanical equipment with fire extinguishing function.

[0023] Figure 5 It is a structural schematic view of the rotating disc in the electromechanical equipment with fire extinguishing function.

[0024] Figure 6 It is a structural schematic view of the sliding rail in the electromechanical equipment with fire extinguishing function.

[0025] Figure 7 It is a sectional view of the protective box in the electromechanical equipment with fire extinguishing function.

[0026] Figure 8 It is a structural schematic view of the sealing plate in the electromechanical equipment with fire extinguishing function.

[0027] Figure 9A sectional view of a partition plate in a mechanical and electrical equipment with a fire extinguishing function.

[0028] Figure 10 A structure diagram of an internal structure of a protection box in a mechanical and electrical equipment with a fire extinguishing function.

[0029] Figure 11 A structure diagram of a transmission rod in a mechanical and electrical equipment with a fire extinguishing function.

[0030] Reference sign annotation: 1 - box, 101 - guide groove, 2 - protection plate, 3 - protection box, 301 - mounting groove, 302 - sliding groove, 303 - sliding block, 4 - guide rail, 401 - transmission block, 5 - controller, 6 - drive plate, 601 - mounting hole, 602 - square groove, 603 - clamping groove, 7 - transmission rod, 8 - drive block, 9 - fixed frame, 10 - transmission plate, 11 - rotating disc, 12 - motor, 13 - sliding rail, 14 - fixed rod, 15 - cover plate, 151 - turnover plate, 16 - support block, 17 - rotating rod, 18 - rotating sleeve, 19 - gear set, 20 - mounting frame, 21 - transmission belt, 22 - movable rod, 23 - melting rod, 24 - heating wire, 25 - limiting bolt, 26 - spring, 27 - partition plate, 28 - sealing plate, 29 - fixed plate, 30 - connecting spring, 31 - rotating plate, 311 - transmission groove, 32 - vertical plate, 33 - sliding column, 34 - supporting spring, 35 - fixed strip, 36 - telescopic rod, 37 - return spring, 38 - spring piece, 39 - clamping block, 40 - cross plate, 41 - pressing rod. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application is further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application, and are not used to limit the present application.

[0032] The specific implementation of the present application is described in detail below in combination with specific examples.

[0033] As shown in Figures 1-4 , a mechanical and electrical equipment with a fire extinguishing function provided by an embodiment of the present application includes a box 1, and further includes:

[0034] The box 1 is internally provided with a plurality of protective boxes 3 and a cover plate 15, the inner wall of the protective box 3 is provided with a fireproof coating, the outer wall of the box 1 is provided with a protective plate 2, the protective plate 2 is provided with a groove, the protective box 3 can slide out of the box 1 along the groove, the top of the protective box 3 is provided with a mounting groove 301, the mounting groove 301 is internally provided with a heating wire 24, the top of the protective box 3 is provided with a plurality of melting rods 23, the bottom end of the melting rod 23 is in contact with the heating wire 24, the heating wire can ensure that a plurality of melting rods 23 are heated and melted, the melting rod 23 supports the cover plate 15 above the protective box 3, the gap between the cover plate 15 and the protective box 3 is used for heat dissipation of the electromechanical equipment, when the electromechanical equipment catches fire, the heating wire is heated, the melting rod 23 is heated and melted at high temperature, the cover plate 15 is lowered and attached to the top of the protective box 3, so that a sealed cavity is formed in the protective box 3; the inside of the protective box 3 is provided with a sliding groove 302, a plurality of partitions 27 are slidably arranged on the sliding groove 302, the partition 27 is provided with a fixed strip 35, the support spring 34 is arranged between the partitions 27, a plurality of elements of the electromechanical equipment are sequentially placed in the protective box 3, the partition 27 moves horizontally and extrudes and fixes the elements, a plurality of guide rails 4 are horizontally arranged on the inner wall of the box 1, the protective box 3 is externally provided with a sliding block 303, the sliding block 303 is slidably arranged on the guide rail 4, that is, the inside of the protective box 3 horizontally slides along the guide rail 4, the back of the box 1 is provided with a sliding rail 13, a plurality of supporting blocks 16 are slidably arranged on the sliding rail 13, the supporting block 16 penetrates into the inside of the box 1 and is connected with the cover plate 15, that is, the cover plate 15 can slide up and down along the sliding rail 13;

[0035] The transmission rod 7 is vertically arranged inside the protection box 3, a sealing plate 28 is arranged on the side wall of the sealing plate 28, the sealing plate 28 is slidably arranged inside the protection box 3 through the telescopic rod 36, the telescopic rod 36 is internally provided with an elastic element capable of driving the sealing plate 28 to reset, the transmission rod 7 is slidably arranged outside the protection box 3, one end of the transmission rod 7 penetrates into the protection box 3 and cooperates with the sealing plate 28, and the end of the transmission rod 7 close to the sealing plate 28 is provided with a chamfer; when the cover plate 15 and the protection box 3 form a sealed cavity, the air inside the sealed cavity is heated and pressed to move the sealing plate 28 horizontally (the sealing plate 28 moves to the left), the sealing plate 28 presses the transmission rod 7, the transmission rod 7 slides out of the protection box 3, and one end of the transmission rod 7 penetrates into the square groove 602; a guide groove 101 is formed in the outer side of the box body 1, one end of the transmission rod 7 penetrates into the guide groove 101 and slidably cooperates with the guide groove 101, a driving plate 6 is arranged on the outer side of the box body 1, a horizontal plate 40 is arranged on the top of the box body 1, a plurality of spraying openings for spraying fire extinguishing agent are arranged on the bottom of the horizontal plate 40, a transmission block 401 cooperated with the driving plate 6 is arranged on the side wall of the horizontal plate 40, the driving plate 6 moves horizontally and drives the horizontal plate 40 to move through the transmission block 401, the protection box 3 drives the electromechanical equipment on fire to move out of the box body 1, the spraying openings on the horizontal plate 40 spray the protection box 3 to extinguish fire, a square groove 602 cooperated with the transmission rod 7 is formed in the driving plate 6, a reset spring 37 is arranged between the transmission rod 7 and the protection box 3, the reset spring 37 can pull the transmission rod 7 to slide into the protection box 3 and reset, an elastic sheet 38 is arranged on the outer side of the transmission rod 7, one end of the elastic sheet 38 is provided with a clamping block 39, a clamping groove 603 cooperated with the clamping block 39 is formed in the square groove 602, a mounting hole 601 is formed in the outer side wall of the driving plate 6, a pressing rod 41 is arranged in the mounting hole 601, one end of the pressing rod 41 is connected with the clamping block 39, the sealing plate 28 extrudes the transmission rod 7 outward, the transmission rod 7 slides out of the protection box 3, one end of the transmission rod 7 penetrates into the driving plate 6, the driving plate 6 drives the protection box 3 to move left and right through the transmission rod 7, the clamping block 39 on the transmission rod 7 penetrates into the clamping groove 603, and the transmission rod 7 can be locked; when the protection box 3 moves horizontally and is separated from the cover plate 15, the transmission rod 7 cannot reset, the driving plate 6 can drive the protection box 3 to slide out of the box body 1, the clamping block 39 is pressed out of the clamping groove 603 by pressing the pressing rod 41, and the reset spring 37 can drive the transmission rod 7 to reset, so that the transmission rod 7 is separated from the driving plate 6;

[0036] The driving mechanism is connected with the driving plate 6, the driving mechanism drives the driving plate 6 to slide left and right, the electromechanical equipment in the protection box 3 is on fire and heats the melting rod 23 to melt, the cover plate 15 is lowered and is attached to the protection box 3 below, the sealing plate 28 can push the transmission rod 7 outward, the driving plate 6 drives the protection box 3 to move horizontally in a matched mode with the transmission rod 7, and the protection box 3 moves horizontally to remove the electromechanical equipment on fire from the box body 1.

[0037] As shown in Figures 1-4 , as a preferred embodiment of the present application, the driving mechanism comprises a rotating disc 11, a transmission plate 10 and a driving block 8, the box body 1 is externally and fixedly provided with a fixing frame 9, the fixing frame 9 is rotatably provided with a rotating sleeve 18, the rotating sleeve 18 is rotatably provided with a rotating rod 17 inside, one end of the rotating rod 17 is rotatably connected with the box body 1, the rotating rod 17 and the rotating sleeve 18 are both provided with the rotating disc 11 outside, both the rotating discs 11 are fixedly provided with the transmission plate 10 inside, the driving plate 6 is externally and slidably provided with the driving block 8, one end of the transmission plate 10 is rotatably connected with the driving block 8, the rotating directions of the two rotating discs 11 are opposite, the rotating disc 11 drives the driving block 8 to rotate through the transmission plate 10, and the driving block 8 drives the driving plate 6 to move horizontally.

[0038] As shown in Figures 1-4 , as a preferred embodiment of the present application, the fixing frame 9 is provided with a mounting frame 20, the mounting frame 20 and the fixing frame 9 are rotatably provided with an activity rod 22, the activity rod 22 and the rotating sleeve 18 are provided with a gear set 19, the activity rod 22 and the rotating rod 17 are both provided with a belt pulley, the two belt pulleys are provided with a transmission belt 21, the mounting frame 20 is provided with a motor 12, and the rotating end of the motor 12 is connected with the rotating rod 17; the motor 12 drives the rotating disc 11 to rotate through the rotating rod 17, the rotating rod 17 drives the rotating sleeve 18 to rotate through the activity rod 22 and the gear set 19, and the rotating sleeve 18 drives the other rotating disc 11 to rotate, thereby achieving the transmission of the rotating disc 11 and making the rotating directions of the two rotating discs 11 opposite.

[0039] As shown in Figures 1-6 , as a preferred embodiment of the present application, the sliding rail 13 is internally provided with a fixed rod 14, a plurality of support blocks 16 are slidably arranged on the fixed rod 14, the fixed rod 14 is externally provided with a limiting bolt 25, the support blocks 16 are provided with a spring 26, the spring 26 is sleeved outside the fixed rod 14, the spring 26 extrudes the support blocks 16 through elastic force, the limiting bolt 25 limits the support blocks 16, so that the support blocks 16 are in the initial position, at this time, the cover plate 15 outside the support blocks 16 is attached to the top of the protection box 3, so that a sealed cavity is formed in the protection box 3.

[0040] As shown in Figures 1-10As shown, as a preferred embodiment of the present application, the protective box 3 is internally provided with a fixed plate 29, the fixed plate 29 is provided with a rotating plate 31, the rotating plate 31 and the fixed plate 29 are provided with a connecting spring 30, the rotating plate 31 is externally provided with a transmission groove 311, the top of the partition plate 27 is provided with a vertical plate 32, the vertical plate 32 penetrates into the inside of the transmission groove 311 and is provided with a sliding column 33, the side wall of the cover plate 15 is provided with a turnover plate 151, the turnover plate 151 can only be turned outward, preventing the cover plate 15 and the rotating plate 31 from interfering with each other when the protective box 3 slides outward along the box body 1.

[0041] In the above embodiment of the present application, a mechanical and electrical equipment with fire extinguishing function is provided, a plurality of elements constituting the mechanical and electrical equipment are sequentially placed in the protective box 3, the protective box 3 slides into the box body 1, the cover plate 15 extrudes the rotating plate 31 downward, the rotating plate 31 drives the partition plate 27 to move rightward through the vertical plate 32, a plurality of partition plates 27 slide rightward and extrude and fix the elements of the mechanical and electrical equipment; a plurality of melting rods 23 at the top of the protective box 3 lift the cover plate 15 upward, so that there is a gap between the protective box 3 and the cover plate 15, facilitating heat dissipation of the mechanical and electrical equipment, at this time, the transmission rod 7 is located at the initial position and does not contact the driving plate 6; when a fire occurs in one of the mechanical and electrical equipments in the box body 1, high temperature is generated in the corresponding protective box 3 and causes the melting rod 23 to melt, the cover plate 15 descends and is attached to the protective box 3, a sealed cavity is formed between the protective box 3 and the cover plate 15, the air in the sealed cavity is heated and expands, the hot air drives the sealing plate 28 to move leftward, the sealing plate 28 simultaneously extrudes the transmission rod 7 outward, so that the transmission rod 7 slides out of the protective box 3, one end of the transmission rod 7 penetrates into the inside of the driving plate 6, the clamping block 39 clamps the transmission rod 7, so that the transmission rod 7 cannot be reset, the controller 5 controls the motor 12 to rotate, the rotating disc 11 drives the driving block 8 to rotate through the transmission plate 10, the driving block 8 drives the driving plate 6 to move horizontally, the driving plate 6 drives the protective box 3 to move through the transmission rod 7, the mechanical and electrical equipment on fire is moved out of the box body 1 together with the protective box 3, facilitating subsequent component replacement and equipment maintenance, after the protective box 3 is moved out of the box body 1, the pressing rod 41 on the driving plate 6 is pressed, so that the transmission rod 7 is separated from the driving plate 6, the driving plate 6 is reset (moved to the initial position), when the remaining protective boxes 3 inside catch fire again, the driving plate 6 continues to move and removes the equipment on fire from the box body 1 through the transmission rod 7. Figure 1

[0042] The above is only a specific embodiment of the present disclosure, but the protection scope of the present disclosure is not limited thereto, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.​

Claims

1. An electromechanical apparatus with a built-in fire extinguishing function, comprising a box, characterized in that, Also include: The box is internally provided with a plurality of protective boxes and cover plates, the outer wall of the box is provided with a protective plate, the top of the protective box is provided with a mounting groove, the mounting groove is internally provided with a heating wire, the top of the protective box is provided with a plurality of melting rods, the bottom end of the melting rod is in contact with the heating wire, the inside of the protective box is provided with a sliding groove, a plurality of partition plates are slidably arranged in the sliding groove, the partition plates are provided with fixing strips, support springs are arranged between the partition plates, the inside of the box is provided with a guide rail, the outside of the protective box is provided with a sliding block, the sliding block is slidably arranged on the guide rail, the outside of the box is provided with a sliding rail, a plurality of supporting blocks are slidably arranged on the sliding rail, the supporting blocks penetrate into the inside of the box and are connected with the cover plate; Transmission rod, the inside of the protective box is vertically provided with a sealing plate, the side wall of the sealing plate is provided with a telescopic rod, the sealing plate is slidably arranged in the inside of the protective box through the telescopic rod, the outside of the protective box is slidably provided with a transmission rod, one end of the transmission rod penetrates into the inside of the protective box and cooperates with the sealing plate, the outside of the box is provided with a guide groove, one end of the transmission rod penetrates into the inside of the guide groove and slidably cooperates with it, the outside of the box is provided with a driving plate, the top of the box is provided with a horizontal plate, the bottom of the horizontal plate is provided with a plurality of spray nozzles for spraying fire extinguishing agent, the side wall of the horizontal plate is provided with a transmission block matched with the driving plate, the driving plate is provided with a square groove matched with the transmission rod, the transmission rod and the protective box are provided with a reset spring, the transmission rod is provided with a spring piece, one end of the spring piece is provided with a clamping block, the square groove is internally provided with a clamping groove matched with the clamping block, the outside side wall of the driving plate is provided with a mounting hole, the inside of the mounting hole is provided with a pressing rod, one end of the pressing rod is connected with the clamping block; The driving mechanism is connected with the driving plate, the driving mechanism drives the driving plate to slide left and right, the electromechanical equipment in the protective box catches fire and heats the melting rod to melt, the cover plate descends and is attached to the protective box below, the sealing plate can push the transmission rod outward, the driving plate drives the protective box to move horizontally by cooperating with the transmission rod, and the protective box moves the on-fire electromechanical equipment out of the box by horizontal sliding.

2. The fire extinguishing function-equipped electromechanical device according to claim 1, characterized by, The driving mechanism includes a rotating disc, a transmission plate and a driving block, the outside of the box is provided with a fixing frame, the fixing frame is provided with a rotating sleeve, the rotating sleeve is internally provided with a rotating rod, one end of the rotating rod is rotatably connected with the box, the rotating rod and the rotating sleeve are both provided with a rotating disc, the inside of the two rotating discs is provided with a transmission plate, the outside of the transmission plate is slidably provided with a driving block, one end of the transmission plate is rotatably connected with the driving block.

3. The fire extinguishing function-equipped electromechanical device according to claim 2, characterized by The fixing frame is provided with a mounting frame, the mounting frame and the fixing frame are provided with a movable rod, the movable rod and the rotating sleeve are provided with a gear set, the movable rod and the rotating rod are provided with a transmission belt, the mounting frame is provided with a motor, and the rotating end of the motor is connected with the rotating rod.

4. The fire extinguishing function-equipped electromechanical device according to claim 1, wherein The inside of the sliding rail is provided with a fixed rod, and a plurality of supporting blocks are slidably arranged on the fixed rod.

5. The fire extinguishing function-equipped electromechanical device according to claim 4, wherein The fixed rod is externally provided with a limiting bolt, and springs are arranged between the support blocks and are sleeved on the outside of the fixed rod.

6. The fire extinguishing function-equipped electromechanical device according to claim 1, wherein The protective box is internally provided with a fixed plate, the fixed plate is provided with a rotating plate, a connecting spring is arranged between the rotating plate and the fixed plate, and a transmission groove is formed on the outside of the rotating plate.

7. The fire extinguishing function-equipped electromechanical device according to claim 6, wherein The top of the partition plate is provided with a vertical plate, the vertical plate penetrates into the inside of the transmission groove and is provided with a sliding column, and the side wall of the partition plate is provided with a turnover plate.

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