An underground power distribution cabinet

Abstract

The present invention relates to the technical field of power distribution cabinets, and discloses an underground power distribution cabinet, comprising a foundation pit, and also comprising a cooling device, a drainage device and a flow-pushing device; an inner wall of the foundation pit is rotatably connected with a mounting plate, a bottom of the mounting plate is fixedly connected with a slide rail, a surface of the slide rail is slidably connected with a cabinet body, a right side of the slide rail is fixedly connected with a support plate, a left side of the slide rail is installed with a limit plate, a threaded rod is threadedly connected to the inner wall of the left side of the slide rail, an inner wall of the foundation pit is rotatably connected with a cylinder, and an output end of the cylinder is rotatably connected with a mounting block. The present invention can realize rapid installation and fixation of the power distribution cabinet through the slide rail, and when the power distribution cabinet needs to be stored underground or taken out to the ground, the cylinder will start and drive the mounting block to move, the mounting block will push the mounting plate to rotate, and the mounting plate will drive the cabinet body to rotate to store or move out of the foundation pit, thereby facilitating workers to perform maintenance operations on the power distribution cabinet.

Description

Technical Field

[0001] The invention relates to the technical field of power distribution cabinets, in particular to an underground power distribution cabinet. Background Art

[0002] A distribution cabinet is a device used for the distribution, control and protection of electric energy in a power system. It plays a vital role in the power system and is mainly used for centralized management and distribution of electric energy to ensure the stable operation of the power system. There are some underground distribution cabinets, which are installed underground and usually require special support and protection measures to ensure the safety and reliability of the equipment.

[0003] The patent with application number CN201820741335.2 discloses an underground power distribution cabinet, including a ground trough, a cover plate and a cabinet body, a water storage tank is arranged at the bottom of the ground trough, a spring is arranged at the top of the left side of the cover plate, first drainage holes are evenly spaced on both sides of the cover plate, the bottom of the cover plate is connected to the cabinet body through a heat conduction plate, a temperature control switch is installed on one side of the cabinet body, second drainage holes are evenly spaced on the top of the water storage tank, an external drainage pipe is connected to the left side of the water storage tank through a conduit, a water pump is installed on the right side of the bottom of the water storage tank, and the water The water inlet pipe on the pump passes through the top of the water tank and extends and passes through the heat conduction plate, and the end of the water inlet pipe flows back into the water tank. The water inlet pipe is arranged in an S shape on the heat conduction plate. The utility model is convenient for storing the distribution cabinet, reducing the external space occupied, reducing the impact of vibration on the bottom cabinet, quickly dissipating heat, and reducing the impact of heat on the cabinet. However, this device is not convenient and fast enough when installing a larger distribution cabinet, and it is not convenient to open the distribution cabinet for maintenance. Therefore, an underground distribution cabinet is proposed to solve the above-mentioned problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide an underground power distribution cabinet in view of the deficiencies in the above-mentioned prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: an underground power distribution cabinet, including a foundation pit, and also including a cooling device, a drainage device and a flow-pushing device; the inner wall of the foundation pit is rotatably connected to a mounting plate, the bottom of the mounting plate is fixedly connected to a slide rail, the surface of the slide rail is slidably connected to a cabinet body, the right side of the slide rail is fixedly connected to a support plate, the left side of the slide rail is installed with a limit plate, the inner wall of the left side of the slide rail is threadedly connected to a threaded rod, the inner wall of the foundation pit is rotatably connected to a cylinder, and the output end of the cylinder is rotatably connected to a mounting block; the cooling device is arranged on the inner wall of the foundation pit, the drainage device is arranged on the inner wall of the foundation pit, and the flow-pushing device is arranged on the inner wall of the foundation pit; the top of the support plate is fixedly connected to the bottom of the mounting plate, the left side of the support plate is in contact with the right side of the cabinet body, and the The top of the limit plate contacts the bottom of the mounting plate, the right side of the limit plate contacts the left side of the cabinet, the inner wall of the limit plate contacts the surface of the threaded rod, and the top of the mounting block is fixedly connected to the bottom of the mounting plate. When installing the distribution cabinet, the distribution cabinet is lifted to the vertical slide rail by machinery, and the cabinet is inserted into the slide rail under the guidance of the employee, so that the cabinet moves to the support plate. Then, the limit plate is covered on the side of the slide rail away from the support plate and the threaded rod is driven into the slide rail, so that the distribution cabinet can be quickly installed and fixed. When the distribution cabinet needs to be stored underground or taken out to the ground, the cylinder will start and drive the mounting block to move, and the mounting block will push the mounting plate to rotate, and the mounting plate will drive the cabinet to rotate to store or move out of the foundation pit, so that it is convenient for workers to perform maintenance operations on the distribution cabinet.

[0006] Preferably, the cooling device comprises a telescopic rod, a supporting spring and a heat conducting plate, the telescopic rod is mounted on the inner wall of the foundation pit, the supporting spring is sleeved on the surface of the telescopic rod, the heat conducting plate is fixedly connected to the top of the telescopic rod, the two ends of the supporting spring are respectively fixedly connected to the bottom of the heat conducting plate and the inner wall of the foundation pit, and the top of the heat conducting plate is in contact with the bottom of the cabinet; the cooling device comprises a cooling pipe, a water pump and a hose, the cooling pipe is mounted on the inner wall of the heat conducting plate, the water pump is fixedly connected to the right side of the heat conducting plate, the hose is fixedly connected to the bottom of the water pump, the bottom of the hose is in contact with the inner wall of the foundation pit, the output end of the water pump is fixedly connected to the right end of the cooling pipe, and when the mounting plate drives the cabinet to rotate into the foundation pit, the cabinet The body rotates and contacts the heat conducting plate, pushing the heat conducting plate downward and compressing the telescopic rod and the supporting spring on its surface. At this time, the supporting spring will lift the heat conducting plate to support the distribution cabinet, thereby improving the stability of the distribution cabinet after installation. At the same time, the water pump will start and absorb the rainwater collected in the foundation pit through a hose and pass it into the cooling pipe. The cooling pipe will cool the distribution cabinet body through the heat conducting plate, thereby improving the heat dissipation effect of the distribution cabinet underground and preventing the distribution cabinet from overheating due to lack of ventilation. When there is no water in the foundation pit, water can be added manually by workers. Only the lower part of the foundation pit is treated to prevent water leakage. When the water volume exceeds one-third of the foundation pit, water leakage will occur and seep into the surrounding land to prevent excessive rainwater from contacting the distribution cabinet.

[0007] Preferably, the drainage device includes an outer shell, a moving rod, a block, a baffle, a drainage hole and a rope, the outer shell is fixedly connected to the inner wall of the foundation pit, the moving rod is slidably connected to the inner wall of the outer shell by a spring, the block is fixedly connected to the bottom end of the moving rod, the baffle is fixedly connected to the bottom of the block, the drainage hole is opened at the bottom of the foundation pit, and the rope is fixedly connected to the top of the moving rod; the drainage device also includes an inner plate, an outer plate, a limiting rod and a limiting groove, the outer plate is slidably connected to the inner wall of the foundation pit, the inner plate is slidably connected to the inner wall of the top of the outer plate by a spring, the limiting rod is fixedly connected to the front and rear sides of the inner plate, and the limiting groove is opened on the inner wall of the foundation pit; the surface of the limiting rod is in contact with the inner wall of the limiting groove, the top of the inner plate is slidably connected to the bottom of the heat conducting plate, and the surfaces of the block and the baffle are The inner walls of the drainage hole are in contact with each other, and the top end of the rope is fixedly connected to the surface of the support plate. When maintenance is needed, the mounting plate will rotate open and drive the supporting plate to rotate, the supporting plate will drive the rope to move upward, the rope will drive the moving rod to move upward, and the moving rod will drive the block to move upward. At this time, the block will no longer block the drainage hole, and the water in the foundation pit will enter the drainage hole through the outer shell and be discharged, so that all the water in the foundation pit is discharged, which is convenient for subsequent employees to enter the foundation pit to maintain and inspect the power distribution cabinet. At the same time, when the mounting plate rotates, it will drive the heat conduction plate to move downward through the cabinet body, and the heat conduction plate will drive the inner plate to move downward in the outer plate. At the same time, the limit rod on the inner plate is in the limit groove, so the limit groove will also guide the limit rod, so that the limit rod and the inner plate move downward and move to the right at the same time, the inner plate will drive the outer plate to move, and the outer plate will push the water in the foundation pit to the drainage hole, thereby improving drainage efficiency.

[0008] Preferably, the telescopic rod is mainly composed of an outer rod and an inner rod, the outer rod is fixedly connected to the inner wall of the foundation pit, the inner rod is slidably connected to the inner wall of the outer rod, the bottom of the inner rod is fixedly connected with an upper inclined block, the surface of the inner rod is slidably connected to the inner wall of the foundation pit, the top of the inner rod is fixedly connected to the bottom of the heat conducting plate, and the surface of the upper inclined block is slidably connected to the inner wall of the foundation pit; the flow pushing device includes a sliding rod, a lower inclined block, a rotating rod, a push plate and a through hole, the sliding rod is slidably connected to the inner wall of the foundation pit, the lower inclined block is fixedly connected to the right end of the sliding rod, the rotating rod is rotatably connected to the inner wall of the foundation pit by a torsion spring, the push plate is slidably connected to the inner wall of the foundation pit by a spring, and the through hole is opened on the inner wall of the foundation pit; the through hole is connected to the drainage hole, the lower surface of the upper inclined block and the upper surface of the lower inclined block are in contact with each other, An elastic member is arranged between the left side of the lower inclined block and the inner wall of the foundation pit, the left end of the sliding rod is in contact with the surface of the rotating rod, and the surface of the rotating rod is in contact with the left side of the push plate. When the mounting plate is opened, the heat conducting plate will be driven downward by the cabinet, and the heat conducting plate will drive the inner rod to move downward in the outer rod, and the inner rod will drive the upper inclined block to move downward, and the upper inclined block will push the lower inclined block to move left through the inclined surface, and the lower inclined block will drive the sliding rod to move left, and the sliding rod will push the rotating rod to rotate, and the rotating rod will push the pushing plate to the right through the lever principle, and the pushing plate will move right and further push the water in the foundation pit to the drainage hole on the right side. At the same time, the spring will drive the pushing plate to move left and reset, and can push excess water to the through hole on the left side, so that water is discharged from the through hole to the drainage hole, and the baffle under the baffle block can block the through hole without drainage, to prevent insects under the drainage hole from entering the through hole.

[0009] The present invention adopts the above technical solution to bring the following beneficial effects:

[0010] 1. The underground distribution cabinet can be quickly installed and fixed through the cooperation of the foundation pit, mounting plate, slide rail, support plate, limit plate, threaded rod, cylinder, mounting block and cabinet body. When the distribution cabinet needs to be stored underground or taken out to the ground, the cylinder will start and drive the mounting block to move, the mounting block will push the mounting plate to rotate, and the mounting plate will drive the cabinet body to rotate and store or move out of the foundation pit, so that workers can conveniently perform maintenance operations on the distribution cabinet.

[0011] 2. The underground distribution cabinet works through the coordination of telescopic rods, support springs, heat conduction plates, cooling pipes, water pumps and hoses. When the installation plate drives the cabinet to rotate into the foundation pit, the cabinet rotates and contacts the heat conduction plates, pushing the heat conduction plates downward and compressing the telescopic rods and the support springs on their surfaces. At this time, the support springs will lift up the heat conduction plates to support the distribution cabinet, thereby improving the stability of the distribution cabinet after installation. At the same time, the water pump will start and absorb the rainwater collected in the foundation pit through the hose and pass it into the cooling pipe. The cooling pipe will cool down the distribution cabinet body through the heat conduction plates.

[0012] 3. The underground distribution cabinet, through the coordinated operation among the outer shell, movable rod, block, baffle, drainage hole, rope, inner plate, outer plate, limit rod and limit groove, when maintenance is needed, the mounting plate will rotate open and drive the support plate to rotate, the support plate will drive the rope to move upward, the rope will drive the movable rod to move upward, the movable rod will drive the block to move upward, at this time the block will no longer block the drainage hole, at this time the water in the foundation pit will enter the drainage hole through the outer shell and be discharged, so that all the water in the foundation pit is discharged, which is convenient for subsequent employees to enter the foundation pit for maintenance and repair of the distribution cabinet.

[0013] 4. The underground distribution cabinet operates through the coordination of the outer rod, the inner rod, the upper inclined block, the sliding rod, the lower inclined block, the rotating rod, the push plate and the through hole. When the mounting plate is opened, the heat conduction plate will be driven downward by the cabinet body, and the heat conduction plate will drive the inner rod to move downward in the outer rod. The inner rod will drive the upper inclined block to move downward, and the upper inclined block will push the lower inclined block to the left through the inclined surface, and the lower inclined block will drive the sliding rod to move left, and the sliding rod will push the rotating rod to rotate. The rotating rod pushes the push plate to the right through the lever principle, and the push plate will move right and further push the water in the foundation pit to the drainage hole on the right. At the same time, the spring will drive the push plate to move left and reset, and can push excess water to the through hole on the left, so that the water is discharged from the through hole to the drainage hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0015] Figure 2 A half-section diagram of the foundation pit structure of the present invention;

[0016] Figure 3 This is a schematic diagram of the structure of the mounting plate of the present invention;

[0017] Figure 4 A half-section view of the heat conducting plate structure of the present invention;

[0018] Figure 5 A half-section diagram of the shell structure of the present invention;

[0019] Figure 6 This is a schematic diagram of the outer plate structure of the present invention;

[0020] Figure 7 It is a schematic diagram of the sliding rod structure of the present invention.

[0021] In the figure: 1. foundation pit; 2. mounting plate; 21. slide rail; 22. support plate; 23. limit plate; 24. threaded rod; 25. cylinder; 26. mounting block; 3. cabinet; 4. cooling device; 41. telescopic rod; 42. support spring; 43. heat conducting plate; 431. cooling pipe; 432. water pump; 433. hose; 5. drainage device; 51. shell; 52. moving rod; 53. block; 54. baffle; 55. drainage hole; 56. rope; 561. inner plate; 562. outer plate; 563. limit rod; 564. limit groove; 6. flow pushing device; 61. outer rod; 62. inner rod; 63. upper inclined block; 631. slide rod; 632. lower inclined block; 633. rotating rod; 634. push plate; 635. through hole. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-6, one embodiment of the present invention is: an underground power distribution cabinet, including a foundation pit 1, and also including a cooling device 4, a drainage device 5 and a flow-pushing device 6; the inner wall of the foundation pit 1 is rotatably connected with a mounting plate 2, the bottom of the mounting plate 2 is fixedly connected with a slide rail 21, the surface of the slide rail 21 is slidably connected with a cabinet body 3, the right side of the slide rail 21 is fixedly connected with a support plate 22, the left side of the slide rail 21 is installed with a limit plate 23, the inner wall of the left side of the slide rail 21 is threadedly connected with a threaded rod 24, the inner wall of the foundation pit 1 is rotatably connected with a cylinder 25, and the output end of the cylinder 25 is rotatably connected with a mounting block 26. When installing the power distribution cabinet, the power distribution cabinet is mechanically hoisted to the vertical slide rail 21, and the cabinet body 3 is inserted into the slide rail 21 under the guidance of the employee, so that the cabinet body 3 moves to the support plate 22, and then the limit plate 23 is covered on the side of the slide rail 21 away from the support plate 22 and the threaded rod 24 is driven into the slide The cooling device 4 is arranged on the inner wall of the foundation pit 1, the drainage device 5 is arranged on the inner wall of the foundation pit 1, and the flow-pushing device 6 is arranged on the inner wall of the foundation pit 1; the top of the support plate 22 is fixedly connected with the bottom of the mounting plate 2, the left side of the support plate 22 is in contact with the right side of the cabinet 3, the top of the limit plate 23 is in contact with the bottom of the mounting plate 2, the right side of the limit plate 23 is in contact with the left side of the cabinet 3, the inner wall of the limit plate 23 is in contact with the surface of the threaded rod 24, and the top of the mounting block 26 is fixedly connected with the bottom of the mounting plate 2. When the distribution cabinet needs to be stored underground or taken out to the ground, the cylinder 25 will start and drive the mounting block 26 to move, the mounting block 26 will push the mounting plate 2 to rotate, and the mounting plate 2 will drive the cabinet 3 to rotate to store or move out of the foundation pit 1, so that it is convenient for workers to perform maintenance operations on the distribution cabinet.

[0024] The cooling device 4 includes a telescopic rod 41, a support spring 42 and a heat conducting plate 43. The telescopic rod 41 is installed on the inner wall of the foundation pit 1, and the support spring 42 is sleeved on the surface of the telescopic rod 41. The heat conducting plate 43 is fixedly connected to the top of the telescopic rod 41. The two ends of the support spring 42 are respectively fixedly connected to the bottom of the heat conducting plate 43 and the inner wall of the foundation pit 1. The top of the heat conducting plate 43 contacts the bottom of the cabinet 3. When the mounting plate 2 drives the cabinet 3 to rotate into the foundation pit 1, the cabinet 3 rotates and contacts the heat conducting plate 43 and pushes the heat conducting plate 43 downward and compresses the telescopic rod 41 and the support spring 42 on its surface. At this time, the support spring 42 will lift the heat conducting plate 43 to support the power distribution cabinet, thereby improving the stability of the power distribution cabinet after installation; the cooling device 4 includes a cooling pipe 431, a water pump 432 and a hose 433. The cooling pipe 431 is installed on the heat conducting plate 43. The inner wall, the water pump 432 is fixedly connected to the right side of the heat conducting plate 43, the hose 433 is fixedly connected to the bottom of the water pump 432, the bottom of the hose 433 is in contact with the inner wall of the foundation pit 1, and the output end of the water pump 432 is fixedly connected to the right end of the cooling pipe 431. The water pump 432 will start and absorb the rainwater collected in the foundation pit 1 through the hose 433 and pass it into the cooling pipe 431. The cooling pipe 431 will cool down the distribution cabinet body through the heat conducting plate 43, thereby improving the heat dissipation effect of the distribution cabinet underground and preventing the distribution cabinet from overheating due to lack of ventilation. When there is no water in the foundation pit 1, water can also be added manually by workers. Only the lower part of the foundation pit 1 is treated to prevent water leakage. When the water volume exceeds one-third of the foundation pit 1, water leakage will occur and seep into the surrounding land to prevent excessive rainwater from being collected and contacting the distribution cabinet.

[0025] Working principle: when installing the distribution cabinet, the distribution cabinet is lifted to the vertical slide rail 21 by machinery, and the cabinet body 3 is inserted into the slide rail 21 under the guidance of the employee, so that the cabinet body 3 moves to the support plate 22, and then the limit plate 23 is covered on the side of the slide rail 21 away from the support plate 22 and the threaded rod 24 is driven into the slide rail 21, so that the distribution cabinet can be quickly installed and fixed. When the distribution cabinet needs to be stored underground or taken out to the ground, the cylinder 25 will start and drive the installation block 26 to move, and the installation block 26 will push the installation plate 2 to rotate, and the installation plate 2 will drive the cabinet body 3 to rotate, store or move out of the foundation pit 1, so that it is convenient for workers to perform maintenance operations on the distribution cabinet.

[0026] When the mounting plate 2 drives the cabinet body 3 to rotate into the foundation pit 1, the cabinet body 3 rotates and contacts the heat conducting plate 43, pushes the heat conducting plate 43 downward and compresses the telescopic rod 41 and the support spring 42 on its surface. At this time, the support spring 42 will lift the heat conducting plate 43 to support the distribution cabinet, thereby improving the stability of the distribution cabinet after installation. At the same time, the water pump 432 will start and absorb the rainwater collected in the foundation pit 1 through the hose 433 and pass it into the cooling pipe 431. The cooling pipe 431 will cool down the distribution cabinet body through the heat conducting plate 43, thereby improving the heat dissipation effect of the distribution cabinet underground and preventing the distribution cabinet from overheating due to lack of ventilation. When there is no water in the foundation pit 1, water can also be added manually by workers. Only the lower part of the foundation pit 1 is treated to prevent water leakage. When the water volume exceeds one-third of the foundation pit 1, water leakage will occur and seep into the surrounding land to prevent excessive rainwater from being collected and contacting the distribution cabinet.

[0027] See also Figure 5-7On the basis of the above embodiment, in another embodiment of the present invention, the drainage device 5 includes a shell 51, a moving rod 52, a block 53, a baffle 54, a drainage hole 55 and a rope 56. The shell 51 is fixedly connected to the inner wall of the foundation pit 1, the moving rod 52 is slidably connected to the inner wall of the shell 51 through a spring, the block 53 is fixedly connected to the bottom end of the moving rod 52, the baffle 54 is fixedly connected to the bottom of the block 53, the drainage hole 55 is opened at the bottom of the foundation pit 1, and the rope 56 is fixedly connected to the top of the moving rod 52. During maintenance, the mounting plate 2 will rotate and open, driving the support plate 22 to rotate, the support plate 22 will drive the rope 56 to move upward, the rope 56 will drive the moving rod 52 to move upward, the moving rod 52 will drive the block 53 to move upward, and the block 53 will no longer block the drainage hole 55. At this time, the water in the foundation pit 1 will enter the drainage hole 55 through the outer shell 51 and be discharged, so that all the water in the foundation pit 1 will be discharged, which is convenient for subsequent employees to enter the foundation pit 1 to perform maintenance and maintenance on the power distribution cabinet; the drainage device 5 also includes an inner plate 561, an outer plate 562, and a limit plate 564. The outer plate 562 is slidably connected to the inner wall of the foundation pit 1, the inner plate 561 is slidably connected to the inner wall of the top of the outer plate 562 through a spring, the limiting rod 563 is fixedly connected to the front and rear sides of the inner plate 561, and the limiting groove 564 is opened on the inner wall of the foundation pit 1; the surface of the limiting rod 563 is in contact with the inner wall of the limiting groove 564, the top of the inner plate 561 is slidably connected to the bottom of the heat conducting plate 43, the surfaces of the stopper 53 and the baffle 54 are in contact with the inner wall of the drainage hole 55, and the top of the rope 56 is in contact with the inner wall of the drainage hole 55. The surface of the support plate 22 is fixedly connected. When the mounting plate 2 rotates, it will drive the heat conducting plate 43 to move downward through the cabinet body 3. The heat conducting plate 43 will drive the inner plate 561 to move downward in the outer plate 562. At the same time, the limiting rod 563 on the inner plate 561 is in the limiting groove 564. Therefore, the limiting groove 564 will also guide the limiting rod 563, so that the limiting rod 563 and the inner plate 561 move downward and move to the right at the same time. The inner plate 561 will drive the outer plate 562 to move, and the outer plate 562 will push the water in the foundation pit 1 to the drainage hole 55, thereby improving the drainage efficiency.

[0028] The telescopic rod 41 is mainly composed of an outer rod 61 and an inner rod 62. The outer rod 61 is fixedly connected to the inner wall of the foundation pit 1, and the inner rod 62 is slidably connected to the inner wall of the outer rod 61. The bottom of the inner rod 62 is fixedly connected with an upper inclined block 63. The surface of the inner rod 62 is slidably connected to the inner wall of the foundation pit 1. The top of the inner rod 62 is fixedly connected to the bottom of the heat conducting plate 43, and the surface of the upper inclined block 63 is slidably connected to the inner wall of the foundation pit 1. The flow pushing device 6 includes a sliding rod 631, a lower inclined block 632, a rotating rod 633, and a push plate 634. 34 and through hole 635, the slide rod 631 is slidably connected to the inner wall of the foundation pit 1, the lower inclined block 632 is fixedly connected to the right end of the slide rod 631, the rotating rod 633 is rotatably connected to the inner wall of the foundation pit 1 through a torsion spring, the push plate 634 is slidably connected to the inner wall of the foundation pit 1 through a spring, and the through hole 635 is opened on the inner wall of the foundation pit 1. When the mounting plate 2 is opened, the heat conducting plate 43 will be driven downward by the cabinet 3, the heat conducting plate 43 will drive the inner rod 62 to move downward in the outer rod 61, and the inner rod 62 will drive the upper inclined block 63 to move downward The upper inclined block 63 will push the lower inclined block 632 to move leftward through the inclined surface, and the lower inclined block 632 will drive the slide bar 631 to move leftward, and the slide bar 631 will drive the rotating rod 633 to rotate, and the rotating rod 633 will push the push plate 634 to move rightward through the lever principle, and the push plate 634 will move rightward and further push the water in the foundation pit 1 to the right drainage hole 55. At the same time, the spring will drive the push plate 634 to move leftward and reset, and the excess water can be pushed to the through hole 635 on the left, so that the water is discharged from the through hole 635 to the drainage hole 5 5; the through hole 635 is connected to the drainage hole 55, the lower surface of the upper inclined block 63 is in contact with the upper surface of the lower inclined block 632, an elastic member is provided between the left side of the lower inclined block 632 and the inner wall of the foundation pit 1, the left end of the slide rod 631 is in contact with the surface of the rotating rod 633, the surface of the rotating rod 633 is in contact with the left side of the push plate 634, and the baffle plate 54 below the baffle block 53 can block the through hole 635 without drainage to prevent insects below the drainage hole 55 from entering the through hole 635.

[0029] Working principle: when maintenance is needed, the mounting plate 2 will rotate open and drive the support plate 22 to rotate, the support plate 22 will drive the rope 56 to move upward, the rope 56 will drive the moving rod 52 to move upward, the moving rod 52 will drive the block 53 to move upward, and the block 53 will no longer block the drainage hole 55. At this time, the water in the foundation pit 1 will enter the drainage hole 55 through the shell 51 and be discharged, so that all the water in the foundation pit 1 is discharged, which is convenient for subsequent employees to enter the foundation pit 1 to maintain and repair the power distribution cabinet. When the mounting plate 2 rotates, it will drive the heat conducting plate 43 to move downward through the cabinet body 3, and the heat conducting plate 43 will drive the inner plate 561 to move downward in the outer plate 562. At the same time, the limiting rod 563 on the inner plate 561 is in the limiting groove 564. Therefore, the limiting groove 564 will also guide the limiting rod 563, so that the limiting rod 563 and the inner plate 561 move downward and move to the right at the same time. The inner plate 561 will drive the outer plate 562 to move, and the outer plate 562 will push the water in the foundation pit 1 to the drainage hole 55, thereby improving the drainage efficiency.

[0030] When the mounting plate 2 is opened, the heat conducting plate 43 will be driven downward by the cabinet 3, and the heat conducting plate 43 will drive the inner rod 62 to move downward in the outer rod 61, and the inner rod 62 will drive the upper inclined block 63 to move downward, and the upper inclined block 63 will push the lower inclined block 632 to move left through the inclined surface, and the lower inclined block 632 will drive the sliding rod 631 to move left, and the sliding rod 631 will push the rotating rod 633 to rotate, and the rotating rod 633 will push the push plate 634 to move right through the lever principle, and the push plate 634 will move right and further push the water in the foundation pit 1 to the right drainage hole 55. At the same time, the spring will drive the push plate 634 to move left and reset, and can push excess water to the through hole 635 on the left, so that the water is discharged from the through hole 635 into the drainage hole 55, and the baffle plate 54 below the baffle block 53 can block the through hole 635 without draining water, so as to prevent insects below the drainage hole 55 from entering the through hole 635.

[0031] The present invention provides an underground power distribution cabinet. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. An underground power distribution cabinet, comprising a foundation pit (1), characterized in that: It also includes a cooling device (4), a drainage device (5) and a flow-pushing device (6); The inner wall of the foundation pit (1) is rotatably connected to a mounting plate (2), the bottom of the mounting plate (2) is fixedly connected to a slide rail (21), the surface of the slide rail (21) is slidably connected to a cabinet (3), the right side of the slide rail (21) is fixedly connected to a support plate (22), the left side of the slide rail (21) is installed with a limit plate (23), the inner wall of the left side of the slide rail (21) is threadedly connected to a threaded rod (24), the inner wall of the foundation pit (1) is rotatably connected to a cylinder (25), and the output end of the cylinder (25) is rotatably connected to a mounting block (26); The cooling device (4) is arranged on the inner wall of the foundation pit (1), the drainage device (5) is arranged on the inner wall of the foundation pit (1), and the flow-pushing device (6) is arranged on the inner wall of the foundation pit (1); The top of the support plate (22) is fixedly connected to the bottom of the mounting plate (2), the left side of the support plate (22) is in contact with the right side of the cabinet (3), the top of the limit plate (23) is in contact with the bottom of the mounting plate (2), the right side of the limit plate (23) is in contact with the left side of the cabinet (3), the inner wall of the limit plate (23) is in contact with the surface of the threaded rod (24), and the top of the mounting block (26) is fixedly connected to the bottom of the mounting plate (2); The cooling device (4) comprises a telescopic rod (41), a support spring (42) and a heat conducting plate (43); the telescopic rod (41) is mounted on the inner wall of the foundation pit (1); the support spring (42) is sleeved on the surface of the telescopic rod (41); the heat conducting plate (43) is fixedly connected to the top of the telescopic rod (41); the two ends of the support spring (42) are respectively fixedly connected to the bottom of the heat conducting plate (43) and the inner wall of the foundation pit (1); and the top of the heat conducting plate (43) is in contact with the bottom of the cabinet (3).

2. The underground power distribution cabinet according to claim 1, characterized in that: The cooling device (4) comprises a cooling pipe (431), a water pump (432) and a hose (433); the cooling pipe (431) is installed on the inner wall of the heat conducting plate (43); the water pump (432) is fixedly connected to the right side of the heat conducting plate (43); the hose (433) is fixedly connected to the bottom of the water pump (432); the bottom of the hose (433) is in contact with the inner wall of the foundation pit (1); and the output end of the water pump (432) is fixedly connected to the right end of the cooling pipe (431).

3. The underground power distribution cabinet according to claim 2, characterized in that: The drainage device (5) comprises an outer shell (51), a movable rod (52), a stopper (53), a baffle (54), a drainage hole (55) and a rope (56); the outer shell (51) is fixedly connected to the inner wall of the foundation pit (1); the movable rod (52) is slidably connected to the inner wall of the outer shell (51) via a spring; the stopper (53) is fixedly connected to the bottom end of the movable rod (52); the baffle (54) is fixedly connected to the bottom of the stopper (53); the drainage hole (55) is opened at the bottom of the foundation pit (1); and the rope (56) is fixedly connected to the top of the movable rod (52).

4. The underground power distribution cabinet according to claim 3, characterized in that: The drainage device (5) further comprises an inner plate (561), an outer plate (562), a limiting rod (563) and a limiting groove (564); the outer plate (562) is slidably connected to the inner wall of the foundation pit (1); the inner plate (561) is slidably connected to the inner wall at the top of the outer plate (562) via a spring; the limiting rod (563) is fixedly connected to the front and rear sides of the inner plate (561); and the limiting groove (564) is provided on the inner wall of the foundation pit (1).

5. The underground power distribution cabinet according to claim 4, characterized in that: The surface of the limiting rod (563) is in contact with the inner wall of the limiting groove (564), the top of the inner plate (561) is slidably connected to the bottom of the heat conducting plate (43), the surfaces of the stopper (53) and the baffle plate (54) are in contact with the inner wall of the drainage hole (55), and the top end of the rope (56) is fixedly connected to the surface of the support plate (22).

6. The underground power distribution cabinet according to claim 5, characterized in that: The telescopic rod (41) mainly consists of an outer rod (61) and an inner rod (62); the outer rod (61) is fixedly connected to the inner wall of the foundation pit (1); the inner rod (62) is slidably connected to the inner wall of the outer rod (61); an upper inclined block (63) is fixedly connected to the bottom of the inner rod (62); the surface of the inner rod (62) is slidably connected to the inner wall of the foundation pit (1); the top end of the inner rod (62) is fixedly connected to the bottom of the heat conducting plate (43); and the surface of the upper inclined block (63) is slidably connected to the inner wall of the foundation pit (1).

7. The underground power distribution cabinet according to claim 6, characterized in that: The flow pushing device (6) comprises a sliding rod (631), a lower inclined block (632), a rotating rod (633), a push plate (634) and a through hole (635); the sliding rod (631) is slidably connected to the inner wall of the foundation pit (1); the lower inclined block (632) is fixedly connected to the right end of the sliding rod (631); the rotating rod (633) is rotatably connected to the inner wall of the foundation pit (1) via a torsion spring; the push plate (634) is slidably connected to the inner wall of the foundation pit (1) via a spring; and the through hole (635) is opened on the inner wall of the foundation pit (1).

8. The underground power distribution cabinet according to claim 7, characterized in that: The through hole (635) is connected to the drainage hole (55), the lower surface of the upper inclined block (63) is in contact with the upper surface of the lower inclined block (632), an elastic member is provided between the left side of the lower inclined block (632) and the inner wall of the foundation pit (1), the left end of the sliding rod (631) is in contact with the surface of the rotating rod (633), and the surface of the rotating rod (633) is in contact with the left side of the push plate (634).

Images