Multifunctional cable trench of transformer substation

Abstract

The invention relates to the technical field of cable trenches, and discloses a multifunctional cable trench for a transformer substation, which comprises a cable trench, the inner wall of the cable trench is fixedly connected with a reinforcing plate, the surface of the reinforcing plate is provided with a screw hole, the inner wall of the screw hole is in threaded connection with a threaded rod, and the reinforcing plate is internally provided with a supporting part; the supporting part comprises a sliding groove plate, the surface of the sliding groove plate is fixedly connected with the surface of the reinforcing plate, a movable frame is slidably connected to the surface of the sliding groove plate, and a sliding plate is fixedly connected to the inner wall of the movable frame. The reinforcing plate is arranged in the cable trench, the bearing strength of the cable trench is improved through the reinforcing plate, the sliding groove plate is arranged on the surface of the reinforcing plate to limit the moving frame, the sliding plate is arranged in the moving frame, and the moving frame is limited on the surface of the sliding groove plate through the sliding plate, so that the cable supporting stability of the moving frame is improved; the supporting frame is arranged on the surface of the moving frame, an operator can lay the cable on the surface of the supporting frame, and it is ensured that the cable can be stably placed on the reinforcing plate.

Description

Technical Field

[0001] The invention relates to the technical field of cable trenches, in particular to a multifunctional cable trench for a transformer substation. Background Art

[0002] Substation cable trench refers to the underground pipeline used for laying and replacing power cable facilities. It is also the enclosure structure of the laid cable facilities. The cable trench has a variety of structural forms, including rectangular, circular and arched. The cable trench plays a vital role in the substation. It is mainly used to place and control cables. These cables involve control, relay protection, communication, measurement and metering equipment, and are the nerve center of the substation. At present, most cable trenches are equipped with support frames. Workers will lay cables on the top of the support frames and use the support frames to support the cables to improve the bearing capacity of the cable trench. However, when working in some narrow cable trenches, operators entering the cable trench will cause the space inside the cable trench to be greatly reduced, making it difficult for operators to lay cables on the top of the support frames, affecting the laying efficiency of the cables. Summary of the invention

[0003] The object of the present invention is to provide a multifunctional cable trench for a substation to solve the problems raised in the above-mentioned background technology.

[0004] In order to solve the above technical problems, the present invention is achieved through the following technical solutions: The present invention is a multifunctional cable trench for a substation, comprising a cable trench, wherein a reinforcing plate is fixedly connected to the inner wall of the cable trench, a screw hole is opened on the surface of the reinforcing plate, a reinforcing plate is arranged inside the cable trench, the reinforcing plate is connected to the inner wall of the cable trench through a threaded rod, the reinforcing plate is used to improve the load-bearing capacity of the cable trench, the inner wall of the screw hole is threadedly connected to the threaded rod, and a supporting component is arranged inside the reinforcing plate; The support component comprises a slide plate, a surface of the slide plate is fixedly connected to the surface of the reinforcement plate, the surface of the slide plate is slidably connected to a moving frame, an inner wall of the moving frame is fixedly connected to a slide plate, the surface of the moving frame is fixedly connected to a supporting frame, an end of the moving frame away from the supporting frame is in contact with the surface of the reinforcement plate, and the end of the moving frame is in contact with the surface of the reinforcement plate to avoid the moving frame from getting stuck when moving. Three supporting frames are arranged on the surface of the moving frame, the bottom of the reinforcement plate is fixedly connected to a base, and the surface of the moving frame is fixedly connected to a synchronization plate, so that cables can be laid on the surfaces of the three supporting frames to share the bearing force, and a base is arranged at the bottom of the moving frame, and the base can support the moving frame to improve the stability of the moving frame inside the cable trench, and a lifting and lowering component is arranged inside the cable trench, and a positioning component is arranged inside the cable trench.

[0005] Furthermore, there are two reinforcement plates, which are symmetrically arranged with the cable trench as the center. Four screw holes are opened on the surface of the reinforcement plate, and the four screw holes are arranged at the four corners of the surface of the reinforcement plate. The screw holes penetrate the reinforcement plate and extend to the interior of the cable trench. The end of the threaded rod penetrates the reinforcement plate and is threadedly connected to the inner wall of the cable trench.

[0006] Furthermore, two slides are provided inside the mobile frame, and the two slides are symmetrically arranged with the slide plate as the center, the surfaces of the slides are slidably connected to the inner wall of the slide plate, the bottom of the mobile frame is in contact with the top of the base, and three support frames are provided on the surface of the mobile frame, and the three support frames are evenly distributed on the surface of the mobile frame, and the top of the support frame is arranged as an inclined groove.

[0007] Furthermore, the number of the movable racks is six, the six movable racks are arranged into two groups, and the number of movable racks in each group is three, the three movable racks are fixedly connected by a synchronization plate, and the support frame extends from one end of the movable rack to the inner center of the cable trench.

[0008] Furthermore, the lifting and lowering component includes a bottom plate, the bottom of the bottom plate is fixedly connected to the bottom of the inner wall of the cable trench, the top of the bottom plate is fixedly connected to a telescopic rod, the top of the telescopic rod is fixedly connected to a lifting plate, the top of the lifting plate is fixedly connected to a pedal, the bottom of the lifting plate is fixedly connected to a spring, the bottom of the spring is fixedly connected to the top of the bottom plate, the bottom of the lifting plate is hinged with an inclined plate, the end of the inclined plate away from the lifting plate is moved away from each other, at this time, when the lifting plate pushes the inclined plate to move downward, the inclined plate will push the sliding frame to move away from each other, and the end of the push plate away from the sliding frame is The cable tray is installed in a slanted upward direction, and the bottom of the inclined plate is hinged with a sliding frame, the top of the sliding frame is hinged with a push plate, and the end of the push plate away from the sliding frame is hinged with a pressure frame. At this time, the sliding frame can push the force-bearing frame to move upward through the push plate when it moves, so that the force-bearing frame can push the moving frame to move toward the outer end of the cable trench, thereby improving the convenience of operators when laying cables. Operators can lay cables while standing in a narrow cable trench. The top of the bottom plate is fixedly connected to a round rod, and the top of the pressure frame is fixedly connected to a bent plate, and the end of the bent plate away from the pressure frame is fixedly connected to the surface of the moving frame.

[0009] Furthermore, the end of the pedal extends to the outer end of the lifting plate, the number of the inclined plates is two, and the two inclined plates are symmetrically arranged with the telescopic rod as the center, the number of the springs is two, and the two springs are symmetrically arranged with the telescopic rod as the center, the end of the bent plate away from the pressure frame is located on the lower surface of the moving frame, and the top of the round rod and the top of the slide plate are horizontally arranged.

[0010] Furthermore, the inner wall of the sliding frame is slidably connected to the surface of the bottom plate, the number of the round rods is two, the two round rods are symmetrically arranged with the bottom plate as the center, and the pedal is horizontally arranged with the bottom plate.

[0011] Furthermore, the inner wall of the pressure frame is slidably connected to the surface of the round rod, the end of the push plate away from the sliding frame is arranged to be inclined upward, and the pressure frame is symmetrically arranged with the round rod as the center.

[0012] Furthermore, the positioning component includes a limit plate, the bottom of the limit plate is fixedly connected to the bottom of the inner wall of the cable trench, the surface of the limit plate is slidably connected with a sliding hole plate, the top of the sliding hole plate is fixedly connected with a positioning frame, two groups of sliding hole plates are arranged inside the cable trench, and the number of positioning frames corresponds to the sliding hole plates, when the contact plate pushes the central positioning frame to move through the inclined plate, the surface of the positioning frame is fixedly connected with the inclined plate, the top of the stepping pedal is fixedly connected with the contact plate, the surface of the sliding hole plate is fixedly connected with a connecting rod, the number of the contact plates is four, the four contact plates are arranged in two groups, and the number of contact plates in each group is two, the two groups of contact plates are symmetrically arranged with the stepping pedal as the center, and the inclined plate is located on the upper surface of the positioning frame.

[0013] Furthermore, the bottom of the sliding hole plate contacts the bottom of the inner wall of the cable trench, and the positioning frame is symmetrically arranged with the support frame as the center. The positioning frame can push the two groups of positioning frames to move inside the cable trench through the connecting rod, so that the positioning frame can squeeze the cables on the surface of the support frame, thereby improving the stability of the cables after laying. The end of the contact plate contacts the surface of the inclined plate. The number of the sliding hole plates is six, and the six sliding hole plates are arranged in two groups, and the number of sliding hole plates in each group is three. The three sliding hole plates are fixedly connected by a connecting rod, and the bottom of the sliding hole plate contacts the bottom of the inner wall of the cable trench. The two groups of positioning frames are symmetrically arranged with the pedal as the center.

[0014] The present invention has the following beneficial effects: The present invention is provided with a reinforcement plate inside the cable trench, and the reinforcement plate is used to improve the bearing strength of the cable trench. A slide plate is provided on the surface of the reinforcement plate to limit the movable frame. A slide plate is provided inside the movable frame, and the movable frame is limited on the surface of the slide plate by the slide plate, thereby improving the stability of the movable frame supporting the cable. A support frame is provided on the surface of the movable frame, and the operator can lay the cable on the surface of the support frame to ensure that the cable can be stably placed on the reinforcement plate and improve the overall bearing capacity of the cable trench.

[0015] When the present invention needs to lay the cable on the surface of the support frame, the operator can step on the top of the pedal. After the pedal is stressed, it will push the telescopic rod to retract downward. When the telescopic rod retracts, it will push the sliding frame to slide on the surface of the bottom plate through the connection between the lifting plate and the inclined plate. At this time, the sliding frame can push the pressure frame to slide upward on the surface of the round rod through the push plate, and the pressure frame will push the moving frame to move toward the outer end of the cable trench through the bent plate when moving. The moving frame will drive the supporting frame to move toward the outer end of the cable trench, so that the operator can lay the cable in a narrow cable trench, thereby improving the convenience of laying the cable in the cable trench.

[0016] After the operator of the present invention leaves the pedal, the pedal will move upward by utilizing the pressure of the moving frame and the elasticity of the spring. At this time, the moving frame will fall into the interior of the cable trench to limit the cable. When the pedal moves upward, it pushes the contact plate to contact the inclined plate and pushes the positioning frame to move toward the surface of the reinforcement plate. At this time, the positioning frame can limit the cable to prevent the cable and the support frame from falling off. By limiting the cable by the positioning frame, the operator can avoid the need to use cable ties to fix the cable, further improving the convenience of laying the cable. The positioning frame slides on the surface of the limiting plate through the sliding hole plate, and the limiting plate is used to limit the positioning frame to improve the stability of the positioning frame when moving.

[0017] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0019] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 This is a schematic diagram of the cross-sectional structure of the cable trench of the present invention; Figure 3 It is a schematic diagram of the overall structure of the support component of the present invention; Figure 4 For the present invention Figure 3 A magnified schematic diagram of part A in FIG. Figure 5 It is a schematic diagram of the overall structure of the landing component of the present invention; Figure 6 It is another structural schematic diagram of the landing component of the present invention; Figure 7 It is a schematic diagram of the overall structure of the positioning component of the present invention.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows: In the figure: 1. cable trench; 2. reinforcement plate; 3. screw hole; 4. threaded rod; 5. support component; 6. lifting component; 7. positioning component; 10. moving frame; 11. slide plate; 12. support frame; 13. synchronous plate; 14. base; 15. slide plate; 20. bottom plate; 21. round rod; 22. bent plate; 23. spring; 24. lifting plate; 25. push plate; 26. sliding frame; 27. telescopic rod; 28. pedal; 29. ​​inclined plate; 30. pressure frame; 40. contact plate; 41. inclined panel; 42. positioning frame; 43. limit plate; 44. connecting rod; 45. sliding hole plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] See also Figure 1-Figure 7 As shown, the present invention is a multifunctional cable trench for a substation, comprising a cable trench 1, a reinforcing plate 2 is fixedly connected to the inner wall of the cable trench 1, a screw hole 3 is opened on the surface of the reinforcing plate 2, a threaded rod 4 is threadedly connected to the inner wall of the screw hole 3, and a supporting component 5 is arranged inside the reinforcing plate 2; The supporting component 5 includes a slide plate 11, the surface of the slide plate 11 is fixedly connected to the surface of the reinforcement plate 2, and the surface of the slide plate 11 is slidably connected to a moving frame 10. The present invention is provided with a reinforcement plate 2 inside the cable trench 1, and the reinforcement plate 2 is used to improve the bearing force of the cable trench 1. A slide plate 11 is provided on the surface of the reinforcement plate 2 to limit the moving frame 10. A slide plate 15 is fixedly connected to the inner wall of the moving frame 10, and a slide plate 15 is provided inside the moving frame 10. The moving frame 10 is limited to the surface of the slide plate 11 by the slide plate 15, thereby improving the stability of the moving frame 10 supporting the cable. The surface of the moving frame 10 is fixedly connected to a supporting frame 12, the bottom of the reinforcement plate 2 is fixedly connected to a base 14, the surface of the moving frame 10 is fixedly connected to a synchronization plate 13, a lifting and lowering component 6 is provided inside the cable trench 1, and a positioning component 7 is provided inside the cable trench 1.

[0023] There are two reinforcement plates 2, which are symmetrically arranged with the cable trench 1 as the center. Four screw holes 3 are opened on the surface of the reinforcement plate 2, and a support frame 12 is arranged on the surface of the mobile frame 10. The operator can lay the cable on the surface of the support frame 12 to ensure that the cable can be stably placed on the reinforcement plate 2 and improve the overall bearing capacity of the cable trench 1. The four screw holes 3 are arranged at the four corners of the surface of the reinforcement plate 2, and the screw holes 3 penetrate the reinforcement plate 2 and extend to the inside of the cable trench 1. The end of the threaded rod 4 penetrates the reinforcement plate 2 and is threadedly connected to the inner wall of the cable trench 1.

[0024] Two slide plates 15 are arranged inside the mobile frame 10, and the two slide plates 15 are symmetrically arranged with the slide plate 11 as the center. The surface of the slide plates 15 is slidably connected to the inner wall of the slide plate 11, and the bottom of the mobile frame 10 is in contact with the top of the base 14. Three support frames 12 are arranged on the surface of the mobile frame 10, and the three support frames 12 are evenly distributed on the surface of the mobile frame 10, and the top of the support frame 12 is arranged as an inclined groove.

[0025] There are six mobile racks 10, which are arranged into two groups, and each group of mobile racks 10 has three mobile racks. The three mobile racks 10 are fixedly connected by a synchronization plate 13, and the support frame 12 extends from one end of the mobile rack 10 to the inner center of the cable trench 1.

[0026] The lifting and lowering member 6 comprises a bottom plate 20, the bottom of the bottom plate 20 is fixedly connected to the bottom of the inner wall of the cable trench 1, the top of the bottom plate 20 is fixedly connected to a telescopic rod 27, the top of the telescopic rod 27 is fixedly connected to a lifting plate 24, the top of the lifting plate 24 is fixedly connected to a pedal 28, when the present invention requires laying the cable on the surface of the support frame 12, the operator can step on the top of the pedal 28, and the pedal 28 will push the telescopic rod 27 to retract downward after being stressed, the bottom of the lifting plate 24 is fixedly connected to a spring 23, the bottom of the spring 23 is fixedly connected to the top of the bottom plate 20, and the bottom of the lifting plate 24 is hinged with an inclined Plate 29, the bottom of the inclined plate 29 is hinged with a sliding frame 26, and the telescopic rod 27 pushes the sliding frame 26 to slide on the surface of the bottom plate 20 through the connection between the lifting plate 24 and the inclined plate 29 when shrinking. At this time, the sliding frame 26 can push the pressure frame 30 to slide upward on the surface of the round rod 21 through the push plate 25, and the top of the sliding frame 26 is hinged with a push plate 25, and the end of the push plate 25 away from the sliding frame 26 is hinged with the pressure frame 30, the top of the bottom plate 20 is fixedly connected to the round rod 21, and the top of the pressure frame 30 is fixedly connected to the bent plate 22, and the end of the bent plate 22 away from the pressure frame 30 is fixedly connected to the surface of the moving frame 10.

[0027] The end of the pedal 28 extends to the outer end of the lifting plate 24, and the pressure frame 30 will push the mobile frame 10 to the outer end of the cable trench 1 through the bent plate 22 when moving, and the mobile frame 10 will drive the support frame 12 to move to the outer end of the cable trench 1. There are two inclined plates 29 so that the operator can lay the cable in the narrow cable trench 1, which improves the convenience of laying the cable in the cable trench 1. The two inclined plates 29 are symmetrically arranged with the telescopic rod 27 as the center, and there are two springs 23. The two springs 23 are symmetrically arranged with the telescopic rod 27 as the center. The end of the bent plate 22 away from the pressure frame 30 is located on the lower surface of the mobile frame 10, and the top of the round rod 21 and the top of the slide plate 11 are horizontally arranged.

[0028] The inner wall of the sliding frame 26 is slidably connected to the surface of the bottom plate 20 . There are two round rods 21 , which are symmetrically arranged with the bottom plate 20 as the center. The pedal 28 is arranged horizontally with the bottom plate 20 .

[0029] The inner wall of the pressure frame 30 is slidably connected to the surface of the round rod 21. After the operator of the present invention leaves the pedal 28, the pedal 28 will move upward by utilizing the pressure of the movable frame 10 and the elasticity of the spring 23. At this time, the movable frame 10 will fall into the interior of the cable trench 1 to limit the cable. The end of the push plate 25 away from the sliding frame 26 is inclined upward, and the pressure frame 30 is symmetrically arranged with the round rod 21 as the center.

[0030] The positioning component 7 includes a limit plate 43, the bottom of which is fixedly connected to the bottom of the inner wall of the cable trench 1, a sliding hole plate 45 is slidably connected to the surface of the limit plate 43, and a positioning frame 42 is fixedly connected to the top of the sliding hole plate 45. When the pedal 28 moves upward, the contact plate 40 is pushed to contact the inclined plate 41, and the positioning frame 42 is pushed to move toward the surface of the reinforcement plate 2. At this time, the positioning frame 42 can limit the cable, and the surface of the positioning frame 42 is fixedly connected to the inclined plate 41, the top of the pedal 28 is fixedly connected to the contact plate 40, and the surface of the sliding hole plate 45 is fixedly connected to the connecting rod 44. There are four contact plates 40, and the four contact plates 40 are arranged in two groups, and the number of contact plates 40 in each group is two. The two groups of contact plates 40 are symmetrically arranged with the pedal 28 as the center, and the inclined plate 41 is located on the upper surface of the positioning frame 42.

[0031] The bottom of the sliding hole plate 45 contacts the bottom of the inner wall of the cable trench 1, and the positioning frame 42 is used to limit the cable, which can avoid the operator from using a cable tie to fix the cable, further improving the convenience of laying the cable. The positioning frame 42 is symmetrically arranged with the support frame 12 as the center, and the end of the contact plate 40 contacts the surface of the inclined plate 41. The number of sliding hole plates 45 is six, and the six sliding hole plates 45 are arranged in two groups, and the number of sliding hole plates 45 in each group is three. The positioning frame 42 slides on the surface of the limiting plate 43 through the sliding hole plate 45, and the limiting plate 43 is used to limit the positioning frame 42 to improve the stability of the positioning frame 42 when moving. The three sliding hole plates 45 are fixedly connected by a connecting rod 44.

[0032] When in use, a reinforcement plate 2 is provided inside the cable trench 1, and the reinforcement plate 2 is used to improve the bearing strength of the cable trench 1. A slide plate 11 is provided on the surface of the reinforcement plate 2 to limit the mobile frame 10. A slide plate 15 is provided inside the mobile frame 10, and the mobile frame 10 is limited on the surface of the slide plate 11 by the slide plate 15, thereby improving the stability of the mobile frame 10 supporting the cable. A support frame 12 is provided on the surface of the mobile frame 10, and the operator can lay the cable on the surface of the support frame 12. The bottom of the slide plate 45 contacts the bottom of the inner wall of the cable trench 1, and the two groups of positioning frames 42 are symmetrically arranged with the pedal 28 as the center. To ensure that the cable can be stably placed on the reinforcement plate 2 and improve the overall bearing capacity of the cable trench 1, when the cable needs to be laid on the surface of the support frame 12, the operator can step on the top of the pedal 28. After the pedal 28 is stressed, it will push the telescopic rod 27 to retract downward. When the telescopic rod 27 retracts, it pushes the sliding frame 26 to slide on the surface of the bottom plate 20 through the connection between the lifting plate 24 and the inclined plate 29. At this time, the sliding frame 26 can push the pressure frame 30 to slide upward on the surface of the round rod 21 through the push plate 25, and the pressure frame 30 will push the mobile frame 10 to move toward the outer end of the cable trench 1 through the bent plate 22 when moving. The mobile frame 10 will drive the support frame 12 to move toward the outer end of the cable trench 1, so that the operator can lay the cable in the narrow cable trench 1; To improve the convenience of laying cables in the cable trench 1, after the operator leaves the pedal 28, the pedal 28 will move upward using the pressure of the movable frame 10 and the elasticity of the spring 23. At this time, the movable frame 10 will fall into the interior of the cable trench 1 to limit the cable. When the pedal 28 moves upward, it pushes the contact plate 40 to contact the inclined plate 41, and pushes the positioning frame 42 to move toward the surface of the reinforcement plate 2. At this time, the positioning frame 42 can limit the cable to prevent the cable from falling off the support frame 12. By limiting the cable using the positioning frame 42, the operator can avoid the need to use a cable tie to fix the cable, further improving the convenience of laying the cable. The positioning frame 42 slides on the surface of the limiting plate 43 through the sliding hole plate 45, and the limiting plate 43 is used to limit the positioning frame 42 to improve the stability of the positioning frame 42 when moving.

[0033] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A multifunctional cable trench for a substation, comprising a cable trench (1), characterized in that: The inner wall of the cable trench (1) is fixedly connected to a reinforcing plate (2), a screw hole (3) is provided on the surface of the reinforcing plate (2), a threaded rod (4) is threadedly connected to the inner wall of the screw hole (3), and a supporting component (5) is provided inside the reinforcing plate (2); The support component (5) comprises a slide plate (11), the surface of the slide plate (11) is fixedly connected to the surface of the reinforcement plate (2), the surface of the slide plate (11) is slidably connected to a moving frame (10), the inner wall of the moving frame (10) is fixedly connected to a slide plate (15), the surface of the moving frame (10) is fixedly connected to a support frame (12), the bottom of the reinforcement plate (2) is fixedly connected to a base (14), the surface of the moving frame (10) is fixedly connected to a synchronization plate (13), a lifting component (6) is arranged inside the cable trench (1), and a positioning component (7) is arranged inside the cable trench (1).

2. The multifunctional cable trench for substation according to claim 1, characterized in that: The number of the reinforcing plates (2) is two, and the two reinforcing plates (2) are symmetrically arranged with the cable trench (1) as the center. Four screw holes (3) are opened on the surface of the reinforcing plate (2), and the four screw holes (3) are arranged at the four corners of the surface of the reinforcing plate (2). The screw holes (3) penetrate the reinforcing plate (2) and extend into the interior of the cable trench (1). The end of the threaded rod (4) penetrates the reinforcing plate (2) and is threadedly connected to the inner wall of the cable trench (1).

3. The multifunctional cable trench for substation according to claim 2, characterized in that: Two slide plates (15) are arranged inside the mobile frame (10), and the two slide plates (15) are symmetrically arranged with the slide plate (11) as the center. The surfaces of the slide plates (15) are slidably connected to the inner wall of the slide plate (11). The bottom of the mobile frame (10) is in contact with the top of the base (14). Three support frames (12) are arranged on the surface of the mobile frame (10), and the three support frames (12) are evenly distributed on the surface of the mobile frame (10). The top of the support frame (12) is arranged as an inclined groove.

4. The multifunctional cable trench for substation according to claim 3 is characterized in that: The number of the movable racks (10) is six, the six movable racks (10) are arranged in two groups, and the number of movable racks (10) in each group is three, the three movable racks (10) are fixedly connected via a synchronization plate (13), and the end of the support frame (12) away from the movable rack (10) extends to the inner center of the cable trench (1).

5. The multifunctional cable trench for substation according to claim 4, characterized in that: The lifting and lowering component (6) comprises a bottom plate (20), the bottom of the bottom plate (20) being fixedly connected to the bottom of the inner wall of the cable trench (1), the top of the bottom plate (20) being fixedly connected to a telescopic rod (27), the top of the telescopic rod (27) being fixedly connected to a lifting plate (24), the top of the lifting plate (24) being fixedly connected to a pedal (28), the bottom of the lifting plate (24) being fixedly connected to a spring (23), the bottom of the spring (23) being fixedly connected to the top of the bottom plate (20), and the lifting plate The bottom of the movable frame (24) is hingedly connected to an inclined plate (29), the bottom of the inclined plate (29) is hingedly connected to a sliding frame (26), the top of the sliding frame (26) is hingedly connected to a push plate (25), the end of the push plate (25) away from the sliding frame (26) is hingedly connected to a pressure frame (30), the top of the bottom plate (20) is fixedly connected to a round rod (21), the top of the pressure frame (30) is fixedly connected to a bent plate (22), and the end of the bent plate (22) away from the pressure frame (30) is fixedly connected to the surface of the movable frame (10).

6. The multifunctional cable trench for substation according to claim 5, characterized in that: The end of the pedal (28) extends to the outer end of the lifting plate (24), the number of the inclined plates (29) is two, and the two inclined plates (29) are symmetrically arranged with the telescopic rod (27) as the center, the number of the springs (23) is two, and the two springs (23) are symmetrically arranged with the telescopic rod (27) as the center, the end of the bent plate (22) away from the pressure frame (30) is located on the lower surface of the moving frame (10), and the top of the round rod (21) is arranged horizontally with the top of the slide plate (11).

7. The multifunctional cable trench for substation according to claim 6, characterized in that: The inner wall of the sliding frame (26) is slidably connected to the surface of the bottom plate (20), the number of the round rods (21) is two, the two round rods (21) are symmetrically arranged with the bottom plate (20) as the center, and the pedal (28) is arranged horizontally with the bottom plate (20).

8. The multifunctional cable trench for substation according to claim 7, characterized in that: The inner wall of the pressure frame (30) is slidably connected to the surface of the round rod (21); one end of the push plate (25) away from the sliding frame (26) is arranged to be inclined upward; and the pressure frame (30) is symmetrically arranged with the round rod (21) as the center.

9. The multifunctional cable trench for substation according to claim 8, characterized in that: The positioning component (7) comprises a limit plate (43), the bottom of the limit plate (43) is fixedly connected to the bottom of the inner wall of the cable trench (1), the surface of the limit plate (43) is slidably connected to a sliding hole plate (45), the top of the sliding hole plate (45) is fixedly connected to a positioning frame (42), the surface of the positioning frame (42) is fixedly connected to an inclined panel (41), the top of the stepping pedal (28) is fixedly connected to a contact plate (40), the surface of the sliding hole plate (45) is fixedly connected to a connecting rod (44), the number of the contact plates (40) is four, the four contact plates (40) are arranged in two groups, and the number of the contact plates (40) in each group is two, the two groups of contact plates (40) are symmetrically arranged with the stepping pedal (28) as the center, and the inclined panel (41) is located on the upper surface of the positioning frame (42).

10. The multifunctional cable trench for substation according to claim 9, characterized in that: The bottom of the sliding hole plate (45) contacts the bottom of the inner wall of the cable trench (1); the positioning frame (42) is symmetrically arranged with the support frame (12) as the center; the end of the contact plate (40) contacts the surface of the inclined plate (41); the number of the sliding hole plates (45) is six; the six sliding hole plates (45) are arranged in two groups, and the number of the sliding hole plates (45) in each group is three; the three sliding hole plates (45) are fixedly connected by a connecting rod (44); the bottom of the sliding hole plates (45) contacts the bottom of the inner wall of the cable trench (1); and the two groups of positioning frames (42) are symmetrically arranged with the pedal (28) as the center.

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