High-voltage ring main unit

Abstract

The utility model relates to the technical field of ring main units, in particular to a high-voltage ring main unit, which comprises a pulley mechanism, a control mechanism and a main body mechanism, the control mechanism is fixedly arranged at the top of the pulley mechanism, the main body mechanism is fixedly arranged in the control mechanism, and the pulley mechanism comprises a pulley support, a brake frame and universal wheels. Brake frames are fixedly arranged at the bottoms of the pulley supports, and universal wheels are fixedly arranged at the bottoms of the brake frames. A binding post is fixed at the top of a connecting mounting plate of a device fixing shell; a first sensor, a second sensor, a third sensor, a first group of connecting wires, a first lightning rod, a second lightning rod and a third lightning rod are fixed on the surfaces of a first device mounting plate and a second device mounting plate in the device fixing shell; and a first fuse, a second fuse, a third fuse and a cooling fan group are fixed at the top of the second group of connecting wires and the temperature reduction mounting groove, so that the high-voltage ring main unit is convenient to mount.

Description

Technical Field

[0001] The utility model relates to the technical field of ring network cabinets, in particular to a high-voltage ring network cabinet. Background Art

[0002] High-voltage ring main unit is widely used in distribution stations and box-type substations in power sharing centers such as urban residential areas, high-rise buildings, factories, etc. It is a cable branch box with switches in the ring network power supply system, and its input and output ends are connected by cables.

[0003] At present, the isolating switch, vacuum load switch body and grounding switch in the high-voltage ring network cabinet are composed of scattered parts, and their respective operating mechanisms are independent of each other, which makes the cabinet size too large, the operating mechanism is inconvenient to operate, occupies a lot of space, and expands the floor area of ​​the substation. In addition, since the high-voltage ring network cabinet will release a certain amount of heat when working, it will seriously affect the service life and electrical performance of the ring network cabinet. High temperature can easily cause equipment aging and reduce its service life. High humidity affects the electrical performance of the equipment and is prone to discharge and short circuit.

[0004] In the specification of the Chinese utility model patent application CN204992339U, a high-voltage ring network cabinet is disclosed, including a cabinet body and a load isolating switch, a cable and a detection instrument arranged in the cabinet body, the cabinet body includes an outer shell and an internal accommodating space, the accommodating space includes a high-voltage chamber, a low-voltage chamber, a cable chamber and an instrument chamber, a cavity is formed between the outer shell and the accommodating space, a plurality of vents are arranged at the bottom of the cavity, and a one-way ventilation device is arranged on the inner wall of the accommodating space, the utility model has a simple structure, good moisture-proof function, strong electrical performance and good economic benefits. However, the device does not solve the problem of easy movement and control, for which we propose a high-voltage ring network cabinet. Utility Model Content

[0005] The purpose of the utility model is to provide a high-voltage ring network cabinet to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A high-voltage ring network cabinet comprises a pulley mechanism, a control mechanism, and a main mechanism. The control mechanism is fixedly arranged on the top of the pulley mechanism, and the main mechanism is fixedly arranged inside the control mechanism. The pulley mechanism comprises a pulley bracket, a brake frame, and a universal wheel. The brake frame is fixedly arranged at the bottom of the pulley bracket, and the universal wheel is fixedly arranged at the bottom of the brake frame.

[0008] Preferably, the control mechanism includes a device fixing shell, a connecting mounting plate, and a terminal. The connecting mounting plate is fixedly arranged on the top of the device fixing shell, and the terminal is fixedly arranged on the top of the connecting mounting plate, which is conducive to better fixing the control mechanism.

[0009] Preferably, a control panel is fixedly arranged on the surface of the fixed shell of the device, a control screen is fixedly arranged on the surface of the control panel, a voltage display is fixedly arranged at the bottom of the control screen, a temperature control protector is fixedly arranged on one side of the voltage display, a power protection switch is fixedly arranged on the top of the temperature control protector, and a maintenance door is fixedly arranged at the bottom of the control panel, which is conducive to better control of the high-voltage ring network cabinet.

[0010] Preferably, the main structure includes a first device mounting plate, a first sensor, and a second sensor. The first sensor is fixedly arranged on the surface of the first device mounting plate, the second sensor is fixedly arranged on one side of the first sensor, and the third sensor is fixedly arranged on one side of the second sensor, which is conducive to fixing the main structure of the Russian Communist Party.

[0011] Preferably, a first group of connecting wires is fixedly arranged at the bottom of the first sensor, the second sensor and the third sensor, a second device mounting plate is fixedly arranged at the bottom of the first device mounting plate, a first lightning rod is fixedly arranged on the surface of the second device mounting plate, a second lightning rod is fixedly arranged on one side of the first lightning rod, a third lightning rod is fixedly arranged on one side of the second lightning rod, and a second group of connecting wires is fixedly arranged at the bottom of the first lightning rod, the second lightning rod and the third lightning rod, which is conducive to better connection of the high-voltage ring network cabinet.

[0012] Preferably, a first fuse is fixedly arranged at the bottom of the second group of connecting wires, a second fuse is fixedly arranged at the top of the first fuse, a third fuse is fixedly arranged on one side of the second fuse, temperature cooling mounting grooves are fixedly arranged at the top and bottom of the first fuse, the second fuse and the third fuse, and a cooling fan group is fixedly arranged on the top of the first device mounting plate, which is conducive to better heat dissipation inside the device fixed shell.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. This kind of high-voltage ring network cabinet achieves the purpose of easy installation of the high-voltage ring network cabinet through the combined design of fixing the terminal on the top of the connection installation plate of the device fixed shell and fixing the first sensor, the second sensor, the third sensor, the first group of connecting wires, the first lightning rod, the second lightning rod, the third lightning rod, the second group of connecting wires on the surface of the first device installation plate and the second device installation plate inside the device fixed shell, and fixing the first fuse, the second fuse, the third fuse, and the cooling fan group on the top of the temperature cooling installation groove.

[0015] 2. The high-voltage ring main unit realizes the purpose of easy movement and control of the high-voltage ring main unit through the combined design of a pulley mechanism and a control panel, a control screen, a voltage display, a temperature control protector, and a power protection switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the high-voltage ring network cabinet of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the high-voltage ring network cabinet of the utility model;

[0018] Figure 3 This is a schematic diagram of the first device mounting plate and the first sensor structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the second device mounting plate and the first lightning rod structure of the utility model.

[0020] In the figure: 1. pulley mechanism; 101. pulley bracket; 102. brake frame; 103. universal wheel; 2. control mechanism; 201. device fixing shell; 202. connection mounting plate; 203. terminal; 204. control panel; 205. control screen; 206. voltage display; 207. temperature control protector; 208. power protection switch; 209. maintenance door; 3. main body mechanism; 301. first device mounting plate; 302. first sensor; 303. second sensor; 304. third sensor; 305. first set of connecting wires; 306. second device mounting plate; 307. first lightning rod; 308. second lightning rod; 309. third lightning rod; 310. second set of connecting wires; 311. first fuse; 312. second fuse; 313. third fuse; 314. temperature cooling mounting groove; 315. cooling fan group. DETAILED DESCRIPTION

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

[0022] A high-voltage ring network cabinet comprises a pulley mechanism 1, a control mechanism 2, and a main mechanism 3. The control mechanism 2 is fixedly arranged on the top of a pulley bracket 101, and the main mechanism 3 is fixedly arranged inside the control mechanism 2. A pulley bracket 101, a brake frame 102, and a universal wheel 103 are fixedly arranged on the top of the pulley mechanism 1, and the brake frame 102 is fixedly arranged at the bottom of the pulley bracket 101, and the universal wheel 103 is fixedly arranged at the bottom of the brake frame 102.

[0023] In this embodiment, preferably, the control mechanism 2 includes a device fixing shell 201, a connecting mounting plate 202, and a terminal 203. The connecting mounting plate 202 is fixedly arranged on the top of the device fixing shell 201, and the terminal 203 is fixedly arranged on the top of the connecting mounting plate 202, which is conducive to better fixing the control mechanism 2.

[0024] In this embodiment, preferably, a control panel 204 is fixedly arranged on the surface of the fixed shell 201 of the device, a control screen 205 is fixedly arranged on the surface of the control panel 204, a voltage display 206 is fixedly arranged at the bottom of the control screen 205, a temperature control protector 207 is fixedly arranged on one side of the voltage display 206, a power protection switch 208 is fixedly arranged on the top of the temperature control protector 207, and a maintenance door 209 is fixedly arranged at the bottom of the control panel 204, which is conducive to better control of the high-voltage ring network cabinet.

[0025] In this embodiment, preferably, the main body mechanism 3 includes a first device mounting plate 301, a first sensor 302, and a second sensor 303. The first sensor 302 is fixedly arranged on the surface of the first device mounting plate 301, the second sensor 303 is fixedly arranged on one side of the first sensor 302, and the third sensor 304 is fixedly arranged on one side of the second sensor 303, which is conducive to fixing the main body mechanism 3.

[0026] In this embodiment, preferably, a first group of connecting wires 305 are fixedly arranged at the bottom of the first sensor 302, the second sensor 303 and the third sensor 304, a second device mounting plate 306 is fixedly arranged at the bottom of the first device mounting plate 301, a first lightning rod 307 is fixedly arranged on the surface of the second device mounting plate 306, a second lightning rod 308 is fixedly arranged on one side of the first lightning rod 307, a third lightning rod 309 is fixedly arranged on one side of the second lightning rod 308, and a second group of connecting wires 310 are fixedly arranged at the bottom of the first lightning rod 307, the second lightning rod 308 and the third lightning rod 309, which is conducive to better connection of the high-voltage ring network cabinet.

[0027] In this embodiment, preferably, a first fuse 311 is fixedly arranged at the bottom of the second group of connecting wires 310, a second fuse 312 is fixedly arranged at the top of the first fuse 311, a third fuse 313 is fixedly arranged on one side of the second fuse 312, temperature cooling installation grooves 314 are fixedly arranged at the top and bottom of the first fuse 311, the second fuse 312 and the third fuse 313, and a cooling fan group 315 is fixedly arranged on the top of the first device mounting plate 301, which is conducive to better heat dissipation inside the device fixed shell 201.

[0028] A high-voltage ring network cabinet of this embodiment is in use; the pulley mechanism 1 is pushed to move the high-voltage ring network cabinet to the destination, the terminal 203 on the top of the mounting plate 202 is connected, the control panel 204, the control screen 205, the voltage display 206, the temperature control protector 207, and the power protection switch 208 are controlled. When the high-voltage ring network cabinet is working, the first group of connecting wires 305 connects the first sensor 302, the second sensor 303, the third sensor 304 and the first fuse 311, the second fuse 312, and the third fuse 313, and the second group of connecting wires 310 connects the first lightning rod 307, the second lightning rod 308, the third lightning rod 309 and the first fuse 311, the second fuse 312, and the third fuse 313.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A high-voltage ring main unit, comprising a pulley mechanism (1), a control mechanism (2), and a main mechanism (3), characterized in that: The control mechanism (2) is fixedly arranged on the top of the pulley mechanism (1), and the main mechanism (3) is fixedly arranged inside the control mechanism (2). The pulley mechanism (1) comprises a pulley bracket (101), a brake frame (102), and a universal wheel (103). The brake frame (102) is fixedly arranged on the bottom of the pulley bracket (101), and the universal wheel (103) is fixedly arranged on the bottom of the brake frame (102).

2. A high voltage ring main unit according to claim 1, characterized in that: The control mechanism (2) comprises a device fixed housing (201), a connecting mounting plate (202), and a terminal (203); the connecting mounting plate (202) is fixedly arranged on the top of the device fixed housing (201), and the terminal (203) is fixedly arranged on the top of the connecting mounting plate (202).

3. A high voltage ring main unit according to claim 2, characterized in that: A control panel (204) is fixedly arranged on the surface of a fixed housing (201) of the device, a control screen (205) is fixedly arranged on the surface of the control panel (204), a voltage display (206) is fixedly arranged at the bottom of the control screen (205), a temperature control protector (207) is fixedly arranged on one side of the voltage display (206), a power protection switch (208) is fixedly arranged on the top of the temperature control protector (207), and a maintenance door (209) is fixedly arranged at the bottom of the control panel (204).

4. A high voltage ring main unit according to claim 1, characterized in that: The main body mechanism (3) comprises a first device mounting plate (301), a first sensor (302), and a second sensor (303); the first sensor (302) is fixedly arranged on the surface of the first device mounting plate (301); the second sensor (303) is fixedly arranged on one side of the first sensor (302); and the third sensor (304) is fixedly arranged on one side of the second sensor (303).

5. A high voltage ring main unit according to claim 4, characterized in that: A first group of connecting wires (305) is fixedly arranged at the bottom of the first sensor (302), the second sensor (303) and the third sensor (304); a second device mounting plate (306) is fixedly arranged at the bottom of the first device mounting plate (301); a first lightning rod (307) is fixedly arranged on the surface of the second device mounting plate (306); a second lightning rod (308) is fixedly arranged on one side of the first lightning rod (307); a third lightning rod (309) is fixedly arranged on one side of the second lightning rod (308); and a second group of connecting wires (310) is fixedly arranged at the bottom of the first lightning rod (307), the second lightning rod (308) and the third lightning rod (309).

6. A high voltage ring main unit according to claim 5, characterized in that: A first fuse (311) is fixedly arranged at the bottom of the second group of connecting wires (310), a second fuse (312) is fixedly arranged at the top of the first fuse (311), a third fuse (313) is fixedly arranged at one side of the second fuse (312), temperature cooling installation grooves (314) are fixedly arranged at the top and bottom of the first fuse (311), the second fuse (312) and the third fuse (313), and a cooling fan group (315) is fixedly arranged at the top of the first device mounting plate (301).

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