Power distribution line switching device

Abstract

The present invention relates to the field of electric power equipment, specifically to an electric power distribution line switching device, comprising: a mounting base; a pull-and-lock unit connected to the top shell wall of the mounting base; a multiple locking unit, wherein the multiple locking unit is arranged on the outside of the pull-and-lock unit, connected to the mounting base, and connected to the pull-and-lock unit, and is used to cooperate with the pull-and-lock unit to complete the positioning and installation of the mounting base, and synchronously complete the fixation of the pull-and-lock unit after turning; wherein the pull-and-lock unit comprises: a steering maintaining component, a flip cover sleeve component, a synchronous clamping and locking component and a pull-and-close component. By providing the pull-and-lock unit and cooperating with the multiple locking units, the ends of the two distribution lines can be fully fixed, and after fixation, the ends of the distribution lines on both sides can be brought close to each other, which facilitates people to complete the connection of the distribution lines, and can also clamp and fix the connection between the two distribution lines, so that the distribution lines can be fully fixed after connection.

Description

Technical Field

[0001] The present invention relates to the field of electric power equipment, in particular to an electric power distribution line switching device. Background Art

[0002] Electricity is an energy source that uses electrical energy as its driving force. It converts natural energy into electricity through mechanical energy devices, and then supplies electricity to various users through transmission, transformation, and distribution. This power supply usually requires the use of transmission lines. When connecting wires, power distribution line adapters are required to switch the wires.

[0003] When it is necessary to switch the distribution lines, the copper wires of the two distribution lines are usually twisted together and then connected with insulating tape to achieve the effect of switching the distribution lines. The existing power distribution line switching device has a single structure and is not convenient for reinforcing the wires. The two distribution lines are prone to falling off when they are straightened and subjected to tension, which affects the normal switching of the distribution lines and causes failures in the transmission lines. Therefore, in view of the above situation, there is an urgent need to develop a power distribution line switching device to overcome the shortcomings in current practical applications. Summary of the Invention

[0004] The object of the present invention is to provide a power distribution line switching device to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A power distribution line switching device, comprising: a mounting base; a pull-and-lock unit connected to the top shell wall of the mounting base, for cooperating with the mounting base to achieve synchronous fixation of two distribution lines and automatic docking of the distribution lines on both sides; a multiple locking unit, wherein the multiple locking unit is arranged on the outside of the pull-and-lock unit, connected to the mounting base, and connected to the pull-and-lock unit, for cooperating with the pull-and-lock unit to complete the positioning installation of the mounting base, and synchronously complete the fixation of the pull-and-lock unit after turning; wherein the pull-and-lock unit comprises: a steering maintenance component, a flip cover sleeve component, a synchronous clamping lock component and a pulling and closing component, the steering maintenance component is connected to the top shell wall of the mounting base, for cooperating with the mounting base to complete the synchronous support of the two distribution lines The synchronous clamping and locking assemblies on both sides are connected with the pulling and closing assemblies arranged on the inner side of the steering maintaining assembly, and the pulling and closing assemblies are also connected with the multiple locking units for driving the synchronous clamping and locking assemblies on both sides to realize automatic docking of the distribution lines on both sides, and at the same time drive the multiple locking units to complete the locking of the mounting base and the steering maintaining assembly. A flip sleeve assembly is provided on the outer side of the top of the synchronous clamping and locking assembly, and the flip sleeve assembly is rotatably connected to the steering maintaining assembly for cooperating with the steering maintaining assembly to realize clamping and fixing of the connection points of the distribution lines on both sides.

[0007] As a further solution of the present invention: the steering maintaining assembly includes: a support disc, a maintaining collar, a positioning hole, an auxiliary control seat, a supporting bottom frame, a supporting rotating rod, a docking frame and a limit plug. The maintaining collar is arranged around the outer side of the supporting disc and is fixedly connected to the supporting disc. The maintaining collar is rotatably connected to the top shell wall of the mounting base. A plurality of positioning holes are provided on the outer wall of the maintaining collar, and the positioning holes are equidistantly distributed in a ring shape. The auxiliary control seat is fixedly connected to the mounting base near the shell wall of one end of the maintaining collar and is slidingly connected to a limiting plug. A spring is fixedly connected between the limiting plug and the auxiliary control seat for cooperating with the positioning hole to complete the positioning of the maintaining collar, and the outer side of the top of the supporting disc is fixedly connected to the supporting bottom frame, and the outer side of the supporting bottom frame is fixedly connected to the supporting rotating rod connected to the flip cover socket assembly. The inner side of the supporting bottom frame is also fixedly connected to the docking frame for cooperating with the supporting bottom frame to complete the support of the distribution line connection and cooperating with the flip cover socket assembly to complete the clamping and fixing of the connection.

[0008] As a further solution of the present invention: the flip cover sleeve assembly includes: a connecting ring frame, a closed sleeve frame, a locking buckle, a connecting seat, a sliding seat and an anti-slip clamp. The closed sleeve frame is arranged on the outside of the supporting bottom frame, and the connecting ring frame is sleeved on the outside of both ends of the supporting rotating rod and is fixedly connected to the outer wall of one end of the closed sleeve frame. The outer side of the other end of the closed sleeve frame is fixedly connected with a locking buckle for cooperating with the supporting bottom frame to complete the locking of the closed sleeve frame after flipping. The inner side of the closed sleeve frame is fixedly connected with a connecting seat, and the inner side of the connecting seat is slidably connected with a sliding seat. Several springs are fixedly connected between the sliding seat and the connecting seat, and the outer side of the other end of the sliding seat is fixedly connected with an anti-slip clamp for cooperating with the flipping of the closed sleeve frame to complete the clamping and fixing of the distribution wire connection on the docking frame.

[0009] As a further solution of the present invention: the synchronous clamping lock assembly includes: a control ring frame, a sleeve gear, a threaded rotating drum, a dual-axis motor, a drive control rod, a regulating sleeve rod, a locking clamp, a directional rod, a conduction rod, a synchronous guide block, a guide control ring and a limiting guide rod. The control ring frame is symmetrically arranged on the inner side of the supporting bottom frame and is rotatably connected to the frame wall of the supporting bottom frame. The inner side of the control ring frame is threadedly connected with a threaded rotating drum connected to the pulling and closing assembly. A number of locking clamps are arranged around the inner side of the threaded rotating drum. The locking clamp is slidably connected to the directional rod fixedly connected to the inner side of the threaded rotating drum. A guide control ring is also provided on the inner side of the threaded rotating drum. The guide control ring is slidably connected to the limiting guide rod fixedly connected to the inner side of the threaded rotating drum. A conduction rod is provided between the guide control ring and the locking clamp, and one end of the conduction rod is rotatably connected to the locking clamp. The cam is connected to the control ring and the other end is rotatably connected to the guide control ring. The guide control ring is also threadedly connected to the control sleeve rod rotatably arranged on the inner side of the threaded rotating drum. A double-axis motor fixedly connected to the supporting bottom frame is provided between the control ring frames on both sides. A drive control rod is fixedly connected to the outer side of the output end of the double-axis motor. The drive control rod is slidingly connected to the control sleeve rod on the same side. A synchronous guide block is fixedly connected to the outer side of the drive control rod. The synchronous guide block is slidably connected to the transmission slide groove arranged on the inner wall of the control sleeve rod, which is used to realize the synchronous rotation of the drive control rod and the control sleeve rod, and to realize the movement of the guide control ring to complete the clamping of the distribution line. A socket gear is arranged around the outer side of the control ring frames on both sides. The socket gear is connected to the pulling and closing assembly, which is used to cooperate with the pulling and closing assembly to drive the threaded rotating drums on both sides to move relative to each other, so as to realize the docking of the distribution lines on both sides.

[0010] As a further solution of the present invention: the pulling and closing assembly includes: a pressure transmission guide, a piston tube, a concave guide box, a guide control cylinder, a connecting port, a servo motor and a cooperative control rod. The concave guide box is arranged between the control ring frames on both sides and is fixedly connected to the support disc. A servo motor fixedly connected to the support disc is arranged on the outside of the concave guide box. The output end of the servo motor is fixedly connected to the cooperative control rod. A drive control gear meshing with the socket gear is fixedly connected to the outside of the cooperative control rod for cooperating with the servo motor to realize the lateral movement of the threaded drum; the boxes on both sides of the concave guide box A number of piston tubes are fixedly connected to the wall, and a pressure transmission guide is slidingly connected to the inner side of the piston tube. The other end of the pressure transmission guide is fixedly connected to the threaded rotating cylinder, which is used to cooperate with the movement of the threaded rotating cylinder to realize the flow of air inside the concave guide box. A guide control cylinder connected to the multiple locking units is rotatably connected on the box wall at the bottom end of the concave guide box, and the bottom end of the guide control cylinder is fixedly connected to the mounting base. The guide control cylinder is located on the column wall of the inner part of the concave guide box and is provided with a number of connecting ports, which are used to transport the air inside the concave guide box to complete the driving of the multiple locking units.

[0011] As a further solution of the present invention: the multiple locking unit includes: a sensing control branch tube, a pressure response part, a transmission control column, a control block, a push rod, a sensing seat, a guide column and a locking nail, the sensing control branch tube is fixedly connected to the guide control cylinder, the sensing control branch tube is slidingly connected to the inner side of the sensing control branch tube and the pressure response part is slidingly connected to the transmission control column, a spring is fixedly connected between the transmission control column and the pressure response part, the other end of the transmission control column is fixedly connected to the control block arranged on the inner side of the mounting base, a sensing seat is arranged on the outer side of the bottom end of the control block, the sensing seat is slidingly connected to the guide column fixedly connected to the inner side of the mounting base, a push rod is arranged between the sensing seat and the control block, one end of the push rod is rotatably connected to the sensing seat, and the other end is rotatably connected to the control block, and a locking nail is fixedly connected to the outer side of the bottom end of the sensing seat to cooperate with the lateral movement of the pressure response part to realize the synchronous lifting and lowering of the locking nail.

[0012] As a further solution of the present invention: the multiple locking unit also includes: a guide rod, a lifting frame and a fixed pressure plate, one end of the guide rod is rotatably connected to the control block, and the other end is rotatably connected to the lifting frame arranged on the top outside of the control block, the lifting frame is slidably connected to the top shell wall of the mounting base, and the other end of the lifting frame is fixedly connected to the fixed pressure plate, which is arranged on the top outside of the maintaining collar, and is used to cooperate with the movement of the control block to complete the locking of the maintaining collar.

[0013] As a further solution of the present invention: it also includes: a protective kit, which is symmetrically arranged on the outside of the supporting bottom frame, connected to the supporting bottom frame, and connected to the closed sleeve frame, and is used to cooperate with the closed sleeve frame after covering to complete the support and limitation of the distribution line; wherein, the protective kit includes: a protective sleeve and a clamping plate, the outer sides of both ends of the supporting bottom frame and the closed sleeve are fixedly connected with the protective sleeve, the wall of the protective sleeve away from the supporting bottom frame and the closed sleeve is provided with an arc-shaped wiring port, the inner side of the arc-shaped wiring port is provided with a clamping plate that is slidably connected to the wall of the protective sleeve, and a number of springs are fixedly connected between the clamping plate and the adjacent protective sleeve.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] When the device is running, the steering maintaining assembly is used to control the switching direction, and the ends of the two distribution wires are respectively placed on the inner sides of the synchronous clamping and locking assemblies on both sides. The synchronous clamping and locking assemblies can clamp and fix the ends of the distribution wires on both sides, and the pulling and closing assembly can drive the synchronous clamping and locking assemblies on both sides. Under the drive of the pulling and closing assembly, the synchronous clamping and locking assemblies realize the mutual approach of the ends of the distribution wires on both sides, and the copper wires of the two distribution wires are wound together. The connection point is placed in the center position of the steering maintaining assembly. In the process of the pulling and closing assembly driving the synchronous clamping and locking assembly, the synchronous driving of the multiple locking units can also be completed. The multiple locking units can not only cooperate with the ground to complete the locking of the installation base, but also lock the steering maintaining assembly after rotation, thereby ensuring the stability of the equipment after installation. Qualitatively, cover the flip-up sleeve assembly, and the closed flip-up sleeve assembly can cooperate with the steering maintenance assembly to clamp and fix the connection of the two distribution wires, thereby avoiding the problem of falling off at the connection. At the same time, the connection of the two distribution wires can be wrapped and protected to ensure the safety of the connection. This application provides a pull-and-lock unit in conjunction with multiple locking units to fully fix the ends of the two distribution wires, and after fixation, the ends of the distribution wires on both sides are brought close to each other, which is convenient for people to complete the connection of the distribution wires. It can also clamp and fix the connection of the two distribution wires, so that the distribution wires can be fully fixed after connection, thereby avoiding the problem of falling off at the connection, and can wrap and protect the connection of the two distribution wires to ensure the safety of the connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of a power distribution line switching device.

[0017] Figure 2 This is a cross-sectional view of a power distribution line switching device.

[0018] Figure 3 This is a cross-sectional view of a pull-connect locking unit in a power distribution line switching device.

[0019] Figure 4 This is a structural diagram of the steering maintenance component in the power distribution line switching device.

[0020] Figure 5 The present invention is a cross-sectional view of a turning maintenance component in a power distribution line switching device.

[0021] Figure 6 This is a structural diagram of the flip cover socket assembly in the power distribution line switching device.

[0022] Figure 7 This is a structural diagram of the synchronous clamping and locking assembly in the power distribution line switching device.

[0023] Figure 8 This is a cross-sectional view of a synchronous clamp lock assembly in a power distribution line switching device.

[0024] Figure 9 for Figure 8 Schematic diagram of the enlarged structure at point A in the middle.

[0025] Figure 10 This is a schematic diagram of the internal structure of the threaded drum in the power distribution line switching device.

[0026] Figure 11 This is a structural diagram of the pulling and closing components in the power distribution line switching device.

[0027] Figure 12 This is a schematic diagram of the structure of the multiple locking units in the power distribution line switching device.

[0028] Figure 13 This is a structural diagram of the isolation kit in the power distribution line switching device.

[0029] In the figure: 1. Mounting base; 2. Pull-and-lock unit; 3. Multiple locking unit; 4. Steering maintenance assembly; 5. Flip cover sleeve assembly; 6. Synchronous clamping and locking assembly; 7. Pull-and-close assembly; 8. Protective kit; 9. Support disc; 10. Maintaining collar; 11. Positioning socket; 12. Auxiliary control seat; 13. Support bottom frame; 14. Support rotating rod; 15. Docking frame; 16. Limiting plug; 17. Connecting ring frame; 18. Closing frame; 19. Handle; 20. Lock; 21. Connecting seat; 22. Sliding seat; 23. Anti-slip clamp; 24. Control ring frame; 25. Sleeve gear; 26. Threaded drum; 27. Dual-axis motor; 28. Drive control rod ; 29. ​​Control sleeve; 30. Locking clamp; 31. Directional rod; 32. Transmission rod; 33. Synchronous guide block; 34. Transmission slide; 35. Guide ring; 36. Limiting guide rod; 37. Pressure transmission guide; 38. Piston tube; 39. Concave guide box; 40. Guide cylinder; 41. Connecting port; 42. Servo motor; 43. Co-control rod; 44. Drive control gear; 45. Sensor control branch pipe; 46. Pressure response part; 47. Transmission column; 48. Control block; 49. Guide rod; 50. Lifting frame; 51. Fixed pressure plate; 52. Push rod; 53. Induction seat; 54. Guide column; 55. Locking nail; 56. Protective sleeve; 57. Clamping plate. DETAILED DESCRIPTION

[0030] The technical solution of this application is further described in detail below in conjunction with specific implementation methods.

[0031] The following describes in detail embodiments of the present application. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application and are not to be construed as limiting the present application.

[0032] See also Figure 1 、 Figure 2 and Figure 3In one embodiment of the present invention, a power distribution line switching device includes: a mounting base 1; a pull-and-lock unit 2 connected to the top shell wall of the mounting base 1, for cooperating with the mounting base 1 to achieve synchronous fixation of two distribution lines and automatic docking of the distribution lines on both sides; a multiple locking unit 3, wherein the multiple locking unit 3 is arranged on the outside of the pull-and-lock unit 2, connected to the mounting base 1, and connected to the pull-and-lock unit 2, for cooperating with the pull-and-lock unit 2 to complete the positioning installation of the mounting base 1, and synchronously complete the fixation of the pull-and-lock unit 2 after turning; wherein the pull-and-lock unit 2 includes: a steering maintaining component 4, a flip cover sleeve component 5, a synchronous clamping lock component 6 and a pulling and closing component 7, the steering maintaining component 4 is connected to the top shell wall of the mounting base 1, for cooperating with the mounting base 1 to complete the positioning of the two distribution lines The steering maintenance component 4 is symmetrically provided with a synchronous clamping lock component 6 on the inner side, and the synchronous clamping lock component 6 is rotatably connected to the steering maintenance component 4, and is used to cooperate with the steering maintenance component 4 to synchronously complete the clamping and fixation of the distribution wires on both sides. The synchronous clamping lock components 6 on both sides are connected to the pulling and closing components 7 arranged on the inner side of the steering maintenance component 4, and the pulling and closing components 7 are also connected to the multiple locking units 3, which are used to drive the synchronous clamping lock components 6 on both sides to realize automatic docking of the distribution wires on both sides, and at the same time drive the multiple locking units 3 to complete the locking of the mounting base 1 and the steering maintenance component 4. A flip-up sleeve component 5 is provided on the outer side of the top of the synchronous clamping lock component 6, and the flip-up sleeve component 5 is rotatably connected to the steering maintenance component 4, and is used to cooperate with the steering maintenance component 4 to realize clamping and fixation of the connection between the distribution wires on both sides.

[0033] In this embodiment, when the device is running, the steering maintaining component 4 is used to control the switching direction, and the ends of the two distribution wires are respectively placed on the inner sides of the synchronous clamping and locking components 6 on both sides. The synchronous clamping and locking components 6 can clamp and fix the ends of the distribution wires on both sides, and the pulling and closing components 7 can drive the synchronous clamping and locking components 6 on both sides. Under the drive of the pulling and closing components 7, the synchronous clamping and locking components 6 realize the mutual approach of the ends of the distribution wires on both sides, and the copper wires of the two distribution wires are wound together. The connection point is placed at the center position of the steering maintaining component 4. In the process of the pulling and closing components 7 driving the synchronous clamping and locking components 6, the synchronous driving of the multiple locking units 3 can also be completed. The multiple locking units 3 can not only cooperate with the ground to complete the locking of the mounting base 1, but also lock the steering maintaining component 4 after rotation, thereby ensuring the device. In order to ensure the stability after installation, the flip-cover sleeve assembly 5 is covered. The covered flip-cover sleeve assembly 5 can cooperate with the steering maintenance assembly 4 to clamp and fix the connection between the two distribution wires, thereby avoiding the problem of falling off at the connection. At the same time, the connection between the two distribution wires can be wrapped and protected to ensure the safety of the connection. The present application provides a pull-connection locking unit 2, which cooperates with the multiple locking units 3 to fully fix the ends of the two distribution wires and achieve the close proximity of the ends of the distribution wires on both sides after fixation, which is convenient for people to complete the connection of the distribution wires. It can also clamp and fix the connection between the two distribution wires, so that the distribution wires can be fully fixed after connection, thereby avoiding the problem of falling off at the connection, and can wrap and protect the connection between the two distribution wires to ensure the safety of the connection.

[0034] In one embodiment of the present invention, please refer to Figure 4 and Figure 5 The steering maintenance component 4 includes: a supporting disc 9, a maintaining collar 10, a positioning socket 11, an auxiliary control seat 12, a supporting bottom frame 13, a supporting rotating rod 14, a docking frame 15 and a limiting plug 16. The maintaining collar 10 is arranged around the outside of the supporting disc 9 and is fixedly connected to the supporting disc 9. The maintaining collar 10 is rotatably connected to the top shell wall of the mounting base 1. A plurality of positioning sockets 11 are provided on the outer wall of the maintaining collar 10. The positioning sockets 11 are equidistantly distributed in a ring shape. An auxiliary control seat 12 fixedly connected to the mounting base 1 is provided on the outside of the maintaining collar 10. The auxiliary control seat 12 is close to the maintaining collar 10. A limit plug 16 is slidingly connected to the shell wall at one end of the ring 10, and a spring is fixedly connected between the limit plug 16 and the auxiliary control seat 12, which is used to cooperate with the positioning socket 11 to complete the positioning of the maintenance ring 10. A support bottom frame 13 is fixedly connected to the outer side of the top of the support disc 9, and a support rotating rod 14 connected to the flip cover socket assembly 5 is fixedly connected to the outer side of the support bottom frame 13. A docking frame 15 is also fixedly connected to the inner side of the support bottom frame 13, which is used to cooperate with the support bottom frame 13 to complete the support of the distribution line connection and cooperate with the flip cover socket assembly 5 to complete the clamping and fixation of the connection.

[0035] In this embodiment, the mounting base 1 cooperates with the maintaining ring 10 to support the supporting disc 9, and the supporting disc 9 can rotate synchronously with the maintaining ring 10 to complete the adjustment of the switching direction. The limit plug 16 cooperates with the positioning socket 11 to complete the positioning of the maintaining ring 10 after rotation. The supporting bottom frame 13 can cooperate with the supporting rotating rod 14 to support the flip cover socket assembly 5. The flip cover socket assembly 5 can rotate around the supporting rotating rod 14, and the flip cover socket assembly 5 after flipping can cooperate with the docking frame 15 to clamp and fix the connection between the two distribution wires, thereby ensuring the stability of the connection at the distribution wire connection. The present application can complete the support of the synchronous clamping lock assembly 6 and the flip cover socket assembly 5 by setting a steering maintaining assembly 4, and can control the switching direction, thereby ensuring the effectiveness and convenience of the connection.

[0036] In one embodiment of the present invention, please refer to Figure 6 The flip cover sleeve assembly 5 includes: a connecting ring frame 17, a closed sleeve frame 18, a lock buckle 20, a connecting seat 21, a sliding seat 22 and an anti-slip clamp 23. The closed sleeve frame 18 is arranged on the outside of the supporting bottom frame 13, and the connecting ring frame 17 is sleeved on the outside of both ends of the supporting rotating rod 14 and is fixedly connected to the outer wall of one end of the closed sleeve frame 18. The outer side of the other end of the closed sleeve frame 18 is fixedly connected and provided with a lock buckle 20, which is used to cooperate with the supporting bottom frame 13 to complete the locking of the closed sleeve frame 18 after flipping. The inner side of the closed sleeve frame 18 is fixedly connected with a connecting seat 21, and the inner side of the connecting seat 21 is slidably connected with a sliding seat 22. Several springs are fixedly connected between the sliding seat 22 and the connecting seat 21. The outer side of the other end of the sliding seat 22 is fixedly connected with an anti-slip clamp 23, which is used to cooperate with the flipping of the closed sleeve frame 18 to complete the clamping and fixing of the distribution line connection on the docking frame 15.

[0037] In this embodiment, a handle 19 is fixedly provided on the outside of the closed sleeve 18. By providing the handle 19, it is convenient for people to open and close the closed sleeve 18. The closed sleeve 18 can cooperate with the connecting ring frame 17 to rotate around the supporting rotating rod 14 to realize the opening and closing of the closed sleeve 18. When the closed sleeve 18 is opened, it is convenient for people to connect the power distribution wires on both sides. After the power distribution wires on both sides are connected, the closed sleeve 18 is closed, and the lock buckle 20 cooperates with the supporting bottom frame 13 to complete the locking of the closed sleeve 18. When the closed sleeve 18 is closed, the closed sleeve 18 can cooperate with the connecting ring frame 17 to rotate around the supporting rotating rod 14 to realize the opening and closing of the closed sleeve 18. The connecting seat 21 and the sliding seat 22 drive the anti-slip clamp 23 to rotate synchronously. The anti-slip clamp 23 cooperates with the docking frame 15 to complete the clamping and fixing of the distribution line connection, and the closed sleeve frame 18 can cooperate with the supporting bottom frame 13 to complete the wrapping protection of the distribution line connection, ensuring the safety of the connection. By setting the flip cover sleeve component 5, it can cooperate with the steering maintenance component 4 to complete the clamping, fixing and wrapping protection of the distribution line connection, ensuring the safety of the connection, and can effectively avoid the problem of falling off at the connection, ensuring the stability and reliability of the equipment during the transfer process.

[0038] In one embodiment of the present invention, please refer to Figure 7 、 Figure 8 、 Figure 9 and Figure 10The synchronous clamping and locking assembly 6 includes: a control ring frame 24, a sleeve gear 25, a threaded rotating drum 26, a dual-axis motor 27, a drive rod 28, a regulating sleeve rod 29, a locking clamp 30, a directional rod 31, a transmission rod 32, a synchronous guide block 33, a guide ring 35 and a limiting guide rod 36. The control ring frame 24 is symmetrically arranged on the inner side of the supporting bottom frame 13 and is rotatably connected to the frame wall of the supporting bottom frame 13. The inner side of the control ring frame 24 is threadedly connected to the pulling and closing assembly 7. The threaded rotating cylinder 26 is connected to the threaded rotating cylinder 26. A plurality of locking clamps 30 are arranged around the inner side of the threaded rotating cylinder 26. The locking clamps 30 are slidably connected to the directional rod 31 fixedly connected to the inner side of the threaded rotating cylinder 26. A guide ring 35 is also provided on the inner side of the threaded rotating cylinder 26. The guide ring 35 is slidably connected to the limiting guide rod 36 fixedly connected to the inner side of the threaded rotating cylinder 26. A transmission rod 32 is provided between the guide ring 35 and the locking clamp 30. One end of the transmission rod 32 is connected to the locking clamp 31. 0 is rotatably connected, and the other end is rotatably connected with the guide ring 35. The guide ring 35 is also threadedly connected to the regulating sleeve rod 29 rotatably arranged on the inner side of the threaded rotating cylinder 26. A dual-axis motor 27 fixedly connected to the supporting bottom frame 13 is provided between the control ring frames 24 on both sides. The outer sides of the output ends of the dual-axis motor 27 are fixedly connected with a driving rod 28. The driving rod 28 is slidably connected to the regulating sleeve rod 29 on the same side. A synchronous guide block 33 is fixedly connected to the outer side of the driving rod 28. The synchronous guide block 33 is slidably connected to the transmission slide groove 34 set on the inner wall of the regulating sleeve rod 29, used to realize the synchronous rotation of the driving rod 28 and the regulating sleeve rod 29, and to realize the movement of the guide ring 35, so as to complete the clamping of the power distribution line. The outer sides of the control ring frames 24 on both sides are surrounded by a sleeve gear 25, which is connected to the pulling and closing assembly 7, and is used to cooperate with the pulling and closing assembly 7 to drive the threaded rotating cylinders 26 on both sides to move relative to each other, so as to realize the docking of the power distribution lines on both sides.

[0039] In this embodiment, there are four locking clamps 30. The dual-axis motor 27 drives the drive control rod 28 to rotate. The drive control rod 28 drives the control sleeve 29 to rotate synchronously through the synchronous guide block 33 and the transmission slide 34. The control sleeve 29 drives the guide ring 35 to move along the limited guide rod 36. The guide ring 35 cooperates with the conduction rod 32 to drive the locking clamp 30 to move along the directional rod 31. The locking clamp 30 clamps and locks the distribution wire inside the threaded drum 26, so that the distribution wire can move synchronously with the threaded drum 26. The pulling and closing component 7 can cooperate with the socket gear 25 to drive the control ring frame 24 to rotate, and the control ring frame 24 can drive the threaded drum The cylinder 26 moves, and the threaded rotating cylinders 26 on both sides move relative to each other, thereby completing the automatic docking of the distribution lines on both sides, making it convenient for people to wind the copper wires of the two distribution lines together and then connect them with insulating tape. The connection is placed on the docking frame 15, and the anti-slip clamping block 23 arranged on the outside of the closed sleeve 18 is used to complete the clamping and fixation of the distribution line connection. By setting a synchronous clamping and locking component 6, the distribution lines on both sides can be synchronously clamped and locked, ensuring the stability of the distribution lines after connection, and can also cooperate with the pulling and closing component 7 to realize the automatic docking of the distribution lines on both sides, making it convenient for people to wind the copper wires of the two distribution lines together, thereby improving the convenience of the equipment when in use.

[0040] In one embodiment of the present invention, please refer to Figure 8 and Figure 11 The pulling and closing assembly 7 includes: a pressure transmission guide 37, a piston tube 38, a concave guide box 39, a guide control cylinder 40, a connecting port 41, a servo motor 42 and a cooperative control rod 43. The concave guide box 39 is arranged between the control ring frames 24 on both sides and is fixedly connected to the support disc 9. A servo motor 42 fixedly connected to the support disc 9 is arranged on the outside of the concave guide box 39. The output end of the servo motor 42 is fixedly connected to the cooperative control rod 43. The outside of the cooperative control rod 43 is fixedly connected with a drive control gear 44 meshing with the socket gear 25, which is used to cooperate with the servo motor 42 to realize the lateral movement of the threaded drum 26; the boxes on both sides of the concave guide box 39 A plurality of piston tubes 38 are fixedly connected to the wall, and a pressure transmission guide 37 is slidingly connected to the inner side of the piston tube 38. The other end of the pressure transmission guide 37 is fixedly connected to the threaded rotating cylinder 26, and is used to cooperate with the movement of the threaded rotating cylinder 26 to realize the flow of air inside the concave guide box 39. A guide control cylinder 40 connected to the multiple locking unit 3 is rotatably connected on the box wall at the bottom end of the concave guide box 39. The bottom end of the guide control cylinder 40 is fixedly connected to the mounting base 1. The guide control cylinder 40 is located on the column wall of the inner part of the concave guide box 39 and is provided with a plurality of connecting ports 41, which are used to transport the air inside the concave guide box 39 to complete the driving of the multiple locking units 3.

[0041] In this embodiment, the pressure transmission guide 37 includes a first piston slidingly connected to the inner side of the piston tube 38 and a first push rod fixedly connected to the first piston. The other end of the first push rod is fixedly connected to the threaded cylinder 26. The servo motor 42 drives the cooperative control rod 43 to rotate, and the cooperative control rod 43 drives the drive control gear 44 to rotate. The drive control gear 44 cooperates with the socket gear 25 to realize the self-rotation of the control ring frame 24. When the control ring frame 24 rotates, the lateral movement of the threaded cylinder 26 can be realized. The threaded cylinder 26 drives the first piston to move inside the piston tube 38 through the first push rod, driving the air inside the concave guide box 39 into the inner side of the guide control cylinder 40 along the connecting port 41, thereby completing the driving of the multiple locking unit 3. By setting the pulling and closing component 7, the relative movement of the threaded cylinders 26 on both sides can be realized, which not only facilitates people to complete the connection of the distribution line, but also can synchronously complete the driving of the multiple locking units 3, thereby ensuring the stability and reliability of the equipment after installation.

[0042] In one embodiment of the present invention, please refer to Figure 2 、 Figure 3 and Figure 12 The multi-locking unit 3 includes: a sensing branch 45, a pressure response member 46, a transmission control column 47, a control block 48, a push rod 52, a sensing seat 53, a guide column 54 and a locking nail 55. The sensing branch 45 is fixedly connected to the guide cylinder 40. The pressure response member 46 is slidably connected to the inner side of the sensing branch 45. The transmission control column 47 is slidably connected to the inner side of the pressure response member 46. A spring is fixedly connected between the transmission control column 47 and the pressure response member 46. The other end of the transmission control column 47 is connected to the mounting plate. The control block 48 on the inner side of the base 1 is fixedly connected, and a sensing seat 53 is provided on the outer side of the bottom end of the control block 48. The sensing seat 53 is slidably connected to a guide column 54 fixedly connected to the inner side of the mounting base 1. A push rod 52 is provided between the sensing seat 53 and the control block 48. One end of the push rod 52 is rotatably connected to the sensing seat 53, and the other end is rotatably connected to the control block 48. A locking nail 55 is fixedly connected to the outer side of the bottom end of the sensing seat 53, which is used to cooperate with the lateral movement of the pressure reaction piece 46 to realize the synchronous lifting and lowering of the locking nail 55.

[0043] In this embodiment, the pressure response member 46 includes a second piston slidably connected to the inner side of the sensor control branch 45 and a second push rod fixedly connected to the second piston. The second push rod is slidably connected to the transmission control column 47. A spring is fixedly connected between the transmission control column 47 and the second push rod. The other end of the transmission control column 47 is fixedly connected to the control block 48. In addition, the number of the sensor control branch 45 is four, which are respectively arranged on the front, back, left and right sides of the guide control cylinder 40. The air inside the concave guide box 39 enters the inner side of the guide control cylinder 40 along the connecting port 41 and enters the sensor control branch. On the inside of 45, the second piston is driven to move. The second piston cooperates with the second push rod and the control column 47 to drive the control block 48 to move. The control block 48 cooperates with the push rod 52 to drive the sensing seat 53 to move downward along the guide column 54. The sensing seat 53 drives the locking nail 55 to be inserted into the ground to complete the locking of the mounting base 1. Among them, the surface of the locking nail 55 is fixedly connected with a plurality of barbs to ensure the stability of the locking. By setting up multiple locking units 3, the mounting base 1 can be locked synchronously with the docking of the distribution line, thereby improving the stability of the equipment after installation.

[0044] In one embodiment of the present invention, please refer to Figure 12 The multi-locking unit 3 also includes: a guide rod 49, a lifting frame 50 and a fixed pressure plate 51. One end of the guide rod 49 is rotatably connected to the control block 48, and the other end is rotatably connected to the lifting frame 50 arranged on the top outside of the control block 48. The lifting frame 50 is slidably connected to the top shell wall of the mounting base 1, and the other end of the lifting frame 50 is fixedly connected to the fixed pressure plate 51. The fixed pressure plate 51 is arranged on the top outside of the maintaining collar 10 and is used to cooperate with the movement of the control block 48 to complete the locking of the maintaining collar 10.

[0045] In this embodiment, the fixed pressure plate 51 is arranged around the outside of the top of the maintaining collar 10, and the fixed pressure plate 51 is fixedly connected to the outside of one end of the maintaining collar 10 with an anti-slip pad. When the control block 48 moves, it can also cooperate with the guide rod 49 to drive the lifting frame 50 to slide downward along the shell wall of the mounting base 1. The lifting frame 50 drives the fixed pressure plate 51 to move, and the fixed pressure plate 51 clamps and locks the maintaining collar 10, thereby ensuring the stability of the maintaining collar 10 after rotation.

[0046] In one embodiment of the present invention, please refer to Figure 1 、 Figure 2 and Figure 13, also includes: a shielding kit 8, which is symmetrically arranged on the outside of the supporting bottom frame 13, connected to the supporting bottom frame 13, and connected to the closed sleeve 18, for cooperating with the closed sleeve 18 after covering to complete the support and limitation of the distribution line; wherein, the shielding kit 8 includes: a shielding sleeve 56 and a clamping plate 57, the outer sides of both ends of the supporting bottom frame 13 and the closed sleeve 18 are fixedly connected with the shielding sleeve 56, the shielding sleeve 56 is provided with an arc-shaped wiring port on the wall of the tube away from the supporting bottom frame 13 and the closed sleeve 18, and the inner side of the arc-shaped wiring port is provided with a clamping plate 57 that is slidably connected to the wall of the shielding sleeve 56, and a number of springs are fixedly connected between the clamping plate 57 and the adjacent shielding sleeve 56.

[0047] In this embodiment, after the two distribution lines are connected, the closing sleeve 18 covers the supporting bottom frame 13, and the protective sleeves 56 arranged on the supporting bottom frame 13 and the closing sleeve 18 are closed. The clamping plates 57 on the protective sleeves 56 on both sides clamp the distribution lines located on the outer side of the threaded rotating cylinder 26, and cooperate with the synchronous clamping and locking assembly 6 and the flip-cover sleeve assembly 5 to achieve multiple fixation of the transferred distribution lines, and protect the connection points to ensure stability after connection.

[0048] The power distribution line switching device has a mounting base 1 and a retaining ring 10 to support the support disc 9. The support disc 9 can rotate synchronously with the retaining ring 10 to adjust the switching direction. The limit plug 16 cooperates with the positioning hole 11 to position the retaining ring 10 after rotation.

[0049] The ends of the two distribution wires are placed inside the threaded drum 26 on both sides. The dual-axis motor 27 drives the drive control rod 28 to rotate. The drive control rod 28 drives the control sleeve 29 to rotate synchronously through the synchronous guide block 33 and the transmission slide 34. The control sleeve 29 drives the guide ring 35 to move along the limiting guide rod 36. The guide ring 35 cooperates with the transmission rod 32 to drive the locking clamp 30 to move along the directional rod 31. The locking clamp 30 clamps and locks the distribution wire inside the threaded drum 26, so that the distribution wire can move synchronously with the threaded drum 26.

[0050] The servo motor 42 drives the cooperative control rod 43 to rotate, and the cooperative control rod 43 drives the driving gear 44 to rotate. The driving gear 44 cooperates with the socket gear 25 to realize the self-rotation of the control ring frame 24. When the control ring frame 24 rotates, the threaded rotating drum 26 can be moved horizontally. The threaded rotating drums 26 on both sides move relative to each other, thereby completing the automatic docking of the distribution wires on both sides, making it convenient for people to wrap the copper wires of the two distribution wires together and then connect them with insulating tape. The connection is placed on the docking frame 15;

[0051] The threaded cylinder 26 drives the first piston to move inside the piston tube 38 through the first push rod, driving the air inside the concave guide box 39 to enter the inside of the guide control cylinder 40 along the connecting port 41, and enter the inside of the sensor control branch pipe 45, driving the second piston to move. The second piston cooperates with the second push rod and the transmission control column 47 to drive the control block 48 to move. The control block 48 cooperates with the push rod 52 to drive the sensing seat 53 to move downward along the guide column 54. The sensing seat 53 drives the locking nail 55 to be inserted into the ground, completing the locking of the mounting base 1. When the control block 48 moves, it can also cooperate with the guide rod 49 to drive the lifting frame 50 to slide downward along the shell wall of the mounting base 1. The lifting frame 50 drives the fixed pressure plate 51 to move, and the fixed pressure plate 51 clamps and locks the maintaining collar 10;

[0052] When the closed sleeve 18 is opened, it is convenient for people to connect the distribution wires on both sides. After the distribution wires on both sides are connected, the closed sleeve 18 is closed, and the lock buckle 20 cooperates with the supporting bottom frame 13 to complete the locking of the closed sleeve 18. When the closed sleeve 18 is closed, the closed sleeve 18 can cooperate with the connecting seat 21 and the sliding seat 22 to drive the anti-slip clamping block 23 to rotate synchronously. The anti-slip clamping block 23 cooperates with the docking frame 15 to complete the clamping and fixing of the distribution wire connection. The closed sleeve 18 can cooperate with the supporting bottom frame 13 to complete the wrapped protection of the distribution wire connection, thereby ensuring the safety of the connection.

[0053] The protective sleeves 56 arranged on the supporting bottom frame 13 and the closed sleeve frame 18 are closed, and the clamping plates 57 on the protective sleeves 56 on both sides clamp the distribution wires located on the outer side of the threaded rotating cylinder 26, thereby realizing multiple fixation of the distribution wires after the transfer and shielding the connection to ensure stability after the connection.

[0054] The above are only preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, several modifications and improvements can be made without departing from the concept of the present invention. These should also be regarded as the scope of protection of the present invention. These will not affect the effect of the implementation of the present invention and the practicality of the patent.

Claims

1. A power distribution line switching device, characterized in that: include: Install the base; A pull-and-lock unit connected to the top shell wall of the mounting base, used to cooperate with the mounting base to achieve synchronous fixation of the two distribution wires and automatic docking of the distribution wires on both sides; A multiple locking unit is provided outside the pull-and-lock unit, connected to the mounting base and the pull-and-lock unit, and is used to cooperate with the pull-and-lock unit to complete the positioning and installation of the mounting base and simultaneously complete the fixing of the pull-and-lock unit after turning; Wherein, the pulling and locking unit includes: a steering maintaining assembly, a flip sleeve assembly, a synchronous clamping and locking assembly and a pulling and closing assembly, the steering maintaining assembly is connected to the top shell wall of the mounting base, and is used to cooperate with the mounting base to complete the synchronous support of the two distribution lines and complete the adjustment of the support direction, the steering maintaining assembly is symmetrically provided with a synchronous clamping and locking assembly on the inner side, the synchronous clamping and locking assembly is rotatably connected to the steering maintaining assembly, and is used to cooperate with the steering maintaining assembly to synchronously complete the clamping and fixing of the distribution lines on both sides, the synchronous clamping and locking assemblies on both sides are connected to the pulling and closing assembly provided on the inner side of the steering maintaining assembly, the pulling and closing assembly is also connected to the multiple locking units, and is used to drive the synchronous clamping and locking assemblies on both sides to realize automatic docking of the distribution lines on both sides, and simultaneously drive the multiple locking units to complete the locking of the mounting base and the steering maintaining assembly, the top outer side of the synchronous clamping and locking assembly is provided, the flip sleeve assembly is rotatably connected to the steering maintaining assembly, and is used to cooperate with the steering maintaining assembly to realize clamping and fixing of the connection points of the distribution lines on both sides; The steering maintaining assembly includes: a supporting disc, a maintaining collar, a positioning hole, an auxiliary control seat, a supporting bottom frame, a supporting rotating rod, a docking frame and a limiting plug block. The maintaining collar is arranged around the outer side of the supporting disc and is fixedly connected to the supporting disc. The maintaining collar is rotatably connected to the shell wall of the top end of the mounting base. A plurality of positioning holes are provided on the outer wall of the maintaining collar, and the positioning holes are equidistantly distributed in an annular shape. The maintaining collar is provided on the outer side of the mounting base and an auxiliary control seat is fixedly connected to the mounting base. The auxiliary control seat is slidingly connected to the shell wall near one end of the maintaining collar. A spring is fixedly connected between the limiting plug block and the auxiliary control seat for cooperating with the positioning hole to complete the positioning of the maintaining collar. The outer side of the top of the supporting disc is fixedly connected to the supporting bottom frame, and the outer side of the supporting bottom frame is fixedly connected to the supporting rotating rod connected to the flip cover sleeve assembly. The inner side of the supporting bottom frame is also fixedly connected to the docking frame for cooperating with the supporting bottom frame to complete the support of the distribution line connection and cooperating with the flip cover sleeve assembly to complete the clamping and fixing of the connection; The synchronous clamping and locking assembly includes: a control ring frame, a sleeve gear, a threaded rotating drum, a dual-axis motor, a drive control rod, a regulating sleeve rod, a locking clamp, a directional rod, a conduction rod, a synchronous guide block, a guide control ring and a limiting guide rod. The control ring frame is symmetrically arranged on the inner side of the supporting bottom frame and is rotatably connected to the frame wall of the supporting bottom frame. The inner side of the control ring frame is threadedly connected with a threaded rotating drum connected to the pulling and closing assembly. A number of locking clamps are arranged around the inner side of the threaded rotating drum. The locking clamp is slidably connected to the directional rod fixedly connected to the inner side of the threaded rotating drum. A guide control ring is also provided on the inner side of the threaded rotating drum. The guide control ring is slidably connected to the limiting guide rod fixedly connected to the inner side of the threaded rotating drum. A conduction rod is provided between the guide control ring and the locking clamp. One end of the conduction rod is rotatably connected to the locking clamp, and the other end is connected to the locking clamp. The guide control ring is rotatably connected, and the guide control ring is also threadedly connected to the control sleeve rod rotatably arranged on the inner side of the threaded rotating drum. A double-axis motor fixedly connected to the supporting bottom frame is provided between the control ring frames on both sides, and a drive control rod is fixedly connected to the outer side of the output end of the double-axis motor. The drive control rod is slidably connected to the control sleeve rod on the same side, and a synchronous guide block is fixedly connected to the outer side of the drive control rod. The synchronous guide block is slidably connected to the transmission slide groove set on the inner wall of the control sleeve rod, for realizing synchronous rotation of the drive control rod and the control sleeve rod, and realizing the movement of the guide control ring to complete the clamping of the distribution line. A socket gear is arranged around the outer side of the control ring frames on both sides, and the socket gear is connected to the pulling and closing assembly, for cooperating with the pulling and closing assembly to drive the threaded rotating drums on both sides to move relative to each other, so as to realize the docking of the distribution lines on both sides; The pulling and closing components can cooperate with the socket gear to drive the control ring frame to rotate, and the control ring frame can drive the threaded rotating drum to move. The threaded rotating drums on both sides move relative to each other, thereby completing the automatic docking of the distribution lines on both sides.

2. The power distribution line switching device according to claim 1, characterized in that: The flip cover sleeve assembly includes: a connecting ring frame, a closed sleeve frame, a lock buckle, a connecting seat, a sliding seat and an anti-slip clamp block. The closed sleeve frame is arranged on the outside of the supporting bottom frame, the connecting ring frame is sleeved on the outside of both ends of the supporting rotating rod and is fixedly connected to the outer wall of one end of the closed sleeve frame, and the outer side of the other end of the closed sleeve frame is fixedly connected with a lock buckle for cooperating with the supporting bottom frame to complete the locking of the closed sleeve frame after flipping. The inner side of the closed sleeve frame is fixedly connected with a connecting seat, and the inner side of the connecting seat is slidably connected with a sliding seat. Several springs are fixedly connected between the sliding seat and the connecting seat, and an anti-slip clamp block is fixedly connected to the outer side of the other end of the sliding seat for cooperating with the flipping of the closed sleeve frame to complete the clamping and fixing of the distribution wire connection on the docking frame.

3. The power distribution line switching device according to claim 2, characterized in that: The pulling and closing assembly includes: a pressure transmission guide, a piston tube, a concave guide box, a guide control cylinder, a connecting port, a servo motor and a cooperative control rod. The concave guide box is arranged between the control ring frames on both sides and is fixedly connected to the support disc. A servo motor fixedly connected to the support disc is arranged on the outside of the concave guide box. The output end of the servo motor is fixedly connected to the cooperative control rod. A drive control gear meshing with the socket gear is fixedly connected to the outside of the cooperative control rod for cooperating with the servo motor to realize the lateral movement of the threaded drum; the box walls on both sides of the concave guide box are fixedly connected Several piston tubes are provided, and a pressure transmission guide is provided on the inner side of the piston tube in a sliding connection. The other end of the pressure transmission guide is fixedly connected to the threaded rotating cylinder, which is used to cooperate with the movement of the threaded rotating cylinder to realize the flow of air inside the concave guide box. A guide control cylinder connected to the multiple locking units is rotatably provided on the box wall at the bottom end of the concave guide box, and the bottom end of the guide control cylinder is fixedly connected to the mounting base. The guide control cylinder is located on the column wall of the inner part of the concave guide box and is provided with several connecting ports, which are used to transport the air inside the concave guide box to complete the driving of the multiple locking units.

4. The power distribution line switching device according to claim 2, characterized in that: The multiple locking unit includes: a sensing control branch pipe, a pressure response part, a transmission control column, a control block, a push rod, a sensing seat, a guide column and a locking nail, the sensing control branch pipe is fixedly connected to the guide control cylinder, the sensing control branch pipe is slidingly connected to the inner side of the sensing control branch pipe, the pressure response part is slidingly connected to the transmission control column, a spring is fixedly connected between the transmission control column and the pressure response part, the other end of the transmission control column is fixedly connected to the control block arranged on the inner side of the mounting base, a sensing seat is arranged on the outer side of the bottom end of the control block, the sensing seat is slidingly connected to the guide column fixedly connected to the inner side of the mounting base, a push rod is arranged between the sensing seat and the control block, one end of the push rod is rotatably connected to the sensing seat, and the other end is rotatably connected to the control block, and a locking nail is fixedly connected to the outer side of the bottom end of the sensing seat to cooperate with the lateral movement of the pressure response part to realize the synchronous lifting and lowering of the locking nail.

5. The power distribution line switching device according to claim 4, characterized in that: The multiple locking unit also includes: a guide rod, a lifting frame and a fixed pressure plate. One end of the guide rod is rotatably connected to the control block, and the other end is rotatably connected to the lifting frame arranged on the top outer side of the control block. The lifting frame is slidably connected to the top shell wall of the mounting base, and the other end of the lifting frame is fixedly connected to the fixed pressure plate. The fixed pressure plate is arranged on the top outer side of the maintaining collar and is used to cooperate with the movement of the control block to complete the locking of the maintaining collar.

6. The power distribution line switching device according to claim 3, characterized in that: It also includes: a protective kit, which is symmetrically arranged on the outside of the supporting bottom frame, connected to the supporting bottom frame, and connected to the closed sleeve frame, and is used to cooperate with the closed sleeve frame after covering to complete the support and limitation of the distribution line; wherein, the protective kit includes: a protective sleeve and a clamping plate, the outer sides of both ends of the supporting bottom frame and the closed sleeve are fixedly connected with the protective sleeve, the wall of the protective sleeve away from the supporting bottom frame and the closed sleeve is provided with an arc-shaped wiring port, the inner side of the arc-shaped wiring port is provided with a clamping plate that is slidably connected to the wall of the protective sleeve, and a number of springs are fixedly connected between the clamping plate and the adjacent protective sleeve.

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