CN213660964U - Inlet wire looped netowrk high voltage distribution cabinet with surface voltage detects early warning - Google Patents

Abstract

The utility model relates to the technical field of power equipment, and discloses an incoming line looped network high-voltage power distribution cabinet with surface voltage detection early warning, wherein the front wall of a cabinet body is sequentially connected with an upper door, a middle door and a lower door in a rotating way from top to bottom, the lower surface of the cabinet body is fixedly connected with bottom feet, the utility model discloses a voltage detection assembly detects surface voltage, a single-chip microcontroller controls an alarm assembly to give an alarm, a wireless communication assembly feeds back information to a main computer room, a voltage indicator lamp displays different brightness for identification, when the voltage detection assembly is damaged, a status indicator lamp is turned off, and no matter whether the voltage detection assembly is damaged or not, an electromagnetic chuck immediately powers on to attract an iron ring when a voltage signal exists on the surface of the cabinet body, a conducting ring is driven to move between two groups of second conducting rods and form electric connection, an LCD low-power display screen, the voltage detection assembly still sends the safety warning box of reminding after being punctured, has promoted the security performance greatly.

Description

Inlet wire looped netowrk high voltage distribution cabinet with surface voltage detects early warning

Technical Field

The utility model relates to a power equipment technical field especially relates to an inlet wire looped netowrk high voltage distribution cabinet with surface voltage detects early warning.

Background

At present, 10kV ring main units existing in a power grid can be generally divided into three types, one type is an inflatable cabinet, the other type is a common unit cabinet, the other type is a full-insulation type unit cabinet, a large number of electrical elements, instruments, switches, circuits and the like are arranged in a power distribution cabinet, once a shell of the power distribution cabinet is damaged, an electrical appliance is affected with damp, the circuits are aged and the like, an electric leakage phenomenon is easily caused, and further accidents such as fire disasters, human body electric shocks and the like are caused.

Most of existing power distribution cabinets are provided with leakage detection devices, but leakage detection equipment is prone to damage, and the leakage detection equipment cannot play a role in leakage warning after being damaged, so that electric shock accidents and the like are caused by workers, and the workers cannot timely know when the unattended power distribution cabinets find the leakage situation, and can find the situation during field maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the inlet wire looped netowrk high voltage distribution cabinet who provides with surface voltage detects the early warning.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an incoming line looped network high voltage power distribution cabinet with surface voltage detection and early warning comprises a cabinet body, wherein the front wall of the cabinet body is sequentially and rotatably connected with an upper door, a middle door and a lower door from top to bottom, the lower surface of the cabinet body is fixedly connected with bottom feet, the front wall of the upper door is sequentially provided with a power distribution control assembly and a safety warning box from left to right, the front wall of the safety warning box is fixedly connected with a liquid crystal display module, the inner side of the liquid crystal display module is integrated with an LCD low power consumption display screen, a PCB circuit assembly, a backlight lamp and positive and negative terminals for inputting driving signals, the inner lower wall of the safety warning box is fixedly connected with a storage battery, the inner upper wall of the safety warning box is fixedly connected with an insulating box close to one side of the rear wall, the left side wall and the right side wall of the insulating box are respectively and fixedly connected with two groups of second, the insulating box is characterized in that the upper wall of the inner side of the insulating box is slidably connected with an insulating rod, the outer wall of the insulating rod penetrates through the upper wall of the insulating box, the insulating rod is positioned at an end fixedly connected with an insulating handle outside the insulating box, the insulating rod stretches into the outer wall of the inner side of the insulating box and is sequentially and fixedly connected with a conducting ring, an insulating ring and an iron ring from top to bottom, the outer wall of the insulating ring is provided with an annular groove, the end of the second conducting rod stretching into the inner side of the insulating box is lapped with the annular groove, the lower wall of the inner side of the insulating box is fixedly connected with an electromagnetic chuck, the electromagnetic chuck is electrically connected with two groups of first conducting rods, the ends of the first conducting rods, which are far away from the electromagnetic chuck, are respectively and electrically connected with a zero line of an output end of a cabinet body and a power distribution component, the ends of the second conducting rods, which are far, the utility model discloses a well door, warning box, door inner wall, well door, lower door, well door inner wall joint have an early warning box, early warning box joint just is located the louvre top at well door inner wall, early warning box outer wall is provided with the joint subassembly, the early warning box passes through joint subassembly joint at well door inner wall, early warning box antetheca fixedly connected with panel, panel antetheca fixedly connected with display module, warning subassembly, early warning box inboard rear wall fixedly connected with support, the one end fixedly connected with circuit board of early warning box inboard rear wall is kept away from to the support, the circuit board antetheca is provided with voltage detection subassembly, wireless communication subassembly.

As a further description of the above technical solution:

the joint subassembly includes rand, buckle, the rand joint is at early warning box outer wall, the wall is provided with the spout behind the rand, buckle sliding connection is inboard at the spout, be provided with the spring between buckle upper surface and the inboard upper wall of spout, early warning box outer wall is provided with the pawl, the one end and the pawl joint of spring are kept away from to the buckle.

As a further description of the above technical solution:

and a sealing gasket is arranged between the clamping ring and the rear wall of the middle door.

As a further description of the above technical solution:

the display assembly comprises a state indicating lamp and a voltage indicating lamp, wherein the state indicating lamp and the voltage indicating lamp are fixedly connected to the front wall of the panel, and the state indicating lamp is arranged on the front wall of the panel and located on the left side of the voltage indicating lamp.

As a further description of the above technical solution:

alarm assembly includes alarm base, phonation box, lamp shade, alarm base fixed connection is at the panel antetheca, the alarm base sets up at the panel antetheca and is located the status indicator lamp below, phonation box fixed connection is at alarm base antetheca, one side that alarm base was kept away from to the box of phonation is fixed connection to the lamp shade, the inboard fixedly connected with buzzer of phonation box, the inboard fixedly connected with LED strobe light of lamp shade.

As a further description of the above technical solution:

the voltage detection assembly comprises a voltage detection circuit, a signal acquisition circuit, a signal amplification circuit, an A/D converter and a single-chip microcontroller, and the voltage detection circuit, the signal acquisition circuit, the signal amplification circuit, the A/D converter and the single-chip microcontroller are all fixedly connected to the front wall of the circuit board.

As a further description of the above technical solution:

the wireless communication subassembly includes wireless communication module, antenna, wireless communication module fixed connection is at the circuit board antetheca, wireless communication module sets up at the circuit board antetheca and is located the lower right corner, antenna fixed connection is at the wireless communication module upper surface.

The utility model discloses following beneficial effect has:

compared with the prior art, the incoming line looped network high-voltage power distribution cabinet with the surface voltage detection early warning function detects the outer surface of a cabinet body through the arranged voltage detection assembly, when the voltage detection assembly detects a voltage signal of the outer surface of the power distribution cabinet body, the single-chip microcontroller controls the alarm assembly to give an alarm, and feeds back information to a host computer room through the wireless communication assembly, the voltage indicator lamp is arranged to display different brightness according to the voltage so as to be convenient to identify, when the voltage detection assembly is damaged and cannot work continuously, the state indicator lamp is turned off to remind a worker that the detection part is damaged, and no matter whether the voltage detection assembly is damaged or not, as long as the voltage signal exists on the surface of the cabinet body, the arranged electromagnetic chuck is immediately electrified to attract the iron ring, the iron ring drives the insulating rod to slide downwards, the insulating rod drives the insulating ring and the conducting, the conducting ring moves to between two sets of second conducting rods and forms the electricity and connect, and liquid crystal display module and battery form the route, and the electrified warning literal information in surface continues to be shown to the LCD low-power consumption display screen through liquid crystal display module, and existing surface voltage detection subassembly also has the safety warning box that still sends the warning after voltage detection subassembly is punctured, has promoted the security performance greatly.

Drawings

Fig. 1 is a schematic view of the overall structure of an incoming line looped network high-voltage power distribution cabinet with surface voltage detection and early warning provided by the utility model;

fig. 2 is a side partial cross-sectional view of an early warning box mounting structure of an incoming line looped network high voltage distribution cabinet with surface voltage detection early warning provided by the utility model;

fig. 3 is a partially enlarged view of a portion a in fig. 2 of an incoming-line looped network high-voltage power distribution cabinet with surface voltage detection and early warning provided by the utility model;

fig. 4 is a schematic diagram of a circuit board structure of an incoming line looped network high voltage power distribution cabinet with surface voltage detection and early warning provided by the utility model;

fig. 5 is a schematic diagram of a front structure of a safety warning box of the incoming line looped network high-voltage power distribution cabinet with surface voltage detection and early warning provided by the utility model;

fig. 6 is a side sectional view of a safety warning box of the incoming line looped network high voltage distribution cabinet with surface voltage detection and early warning provided by the utility model;

fig. 7 is a front cross-sectional view of the insulation box and the internal connection structure of the incoming line looped network high voltage distribution cabinet with surface voltage detection and early warning provided by the utility model;

fig. 8 is a schematic structural view of an electromagnetic chuck of the incoming line looped network high voltage power distribution cabinet with surface voltage detection and early warning provided by the utility model;

fig. 9 is the utility model provides an insulated handle, insulator spindle, conducting ring, insulator ring, iron ring connection structure sketch map of inlet wire looped netowrk high voltage distribution cabinet with surface voltage detects early warning.

Illustration of the drawings:

1. a cabinet body; 2. a door is arranged; 3. a middle door; 4. a lower door; 5. a handle; 6. heat dissipation holes; 7. an early warning box; 8. a panel; 9. a status indicator light; 10. an alarm base; 11. footing; 12. a power distribution control component; 13. a sounding box; 14. a lamp shade; 15. a buzzer; 16. an LED strobe light; 17. a collar; 18. a gasket; 19. a support; 20. a circuit board; 21. a voltage detection circuit; 22. a signal acquisition circuit; 23. a signal amplification circuit; 24. an A/D converter; 25. a single chip microcontroller; 26. a wireless communication module; 27. an antenna; 28. a chute; 29. a spring; 30. buckling; 31. chamfering; 32. a voltage indicator light; 33. a safety warning box; 34. a liquid crystal display module; 35. a storage battery; 36. an insulating case; 37. an insulated handle; 38. an insulating rod; 39. a first conductive rod; 40. a second conductive rod; 41. an electromagnetic chuck; 42. an insulating ring; 43. conducting rings; 44. an iron ring; 45. and a ring groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-9, the utility model provides an incoming line looped network high voltage power distribution cabinet with surface voltage detection early warning, including cabinet body 1, the front wall of cabinet body 1 rotates from top to bottom in proper order and is connected with upper door 2, middle door 3, lower door 4, cabinet body 1 lower surface is fixedly connected with footing 11, the front wall of upper door 2 has from left to right in proper order distribution control assembly 12, safety warning box 33, the front wall of safety warning box 33 is fixedly connected with liquid crystal display module 34, the inside of liquid crystal display module 34 is integrated with LCD low power consumption display screen, PCB circuit assembly, backlight, drive signal input positive and negative terminals, the inside lower wall of safety warning box 33 is fixedly connected with battery 35, the inside upper wall of safety warning box 33 and the side near the rear wall are fixedly connected with insulating box 36, the left and right side walls of insulating box 36 from top to bottom are fixedly connected with two sets of second conducting rods 40, the outer walls of the two groups of second conducting rods 40 and the first conducting rods 39 penetrate through the side wall of the insulating box 36, the upper wall of the inner side of the insulating box 36 is connected with an insulating rod 38 in a sliding manner, the outer wall of the insulating rod 38 penetrates through the upper wall of the insulating box 36, the end part, located outside the insulating box 36, of the insulating rod 38 is fixedly connected with an insulating handle 37, the outer wall, extending into the inner side of the insulating box 36, of the insulating rod 38 is fixedly connected with a conducting ring 43, an insulating ring 42 and an iron ring 44 from top to bottom in sequence, the outer wall of the insulating ring 42 is provided with an annular groove 45, the end part, extending into the inner side of the insulating box 36, of the second conducting rod 40 is in lap joint with the annular groove 45, the lower wall, located inside the insulating box 36, of the insulating box 36 is fixedly connected with an electromagnetic chuck 41, the electromagnetic chuck 41 is electrically connected with the two groups of first conducting rods 39, the end parts, a positive input terminal of a driving signal of a liquid crystal display module 34 is electrically connected, a negative terminal of a storage battery 35 is electrically connected with a negative input terminal of the driving signal of the liquid crystal display module 34, handles 5 are fixedly connected with the front walls of a middle door 3 and a lower door 4, heat dissipation holes 6 are arranged on the inner walls of the middle door 3 and the lower door 4, an early warning box 7 is clamped on the inner wall of the middle door 3 and is positioned above the heat dissipation holes 6, a clamping component is arranged on the outer wall of the early warning box 7, the early warning box 7 is clamped on the inner wall of the middle door 3 through the clamping component, a panel 8 is fixedly connected with the front wall of the early warning box 7, a display component and an alarm component are fixedly connected with the front wall of the panel 8, a bracket 19 is fixedly connected with the inner rear wall of the early warning box 7, a circuit board 20 is fixedly connected with one end of the, the safety warning box 33 that sets up no matter whether voltage detection subassembly damages, as long as cabinet body 1 surface has voltage signal, all can show the dangerous warning information of surperficial electrified through liquid crystal display module 34, has promoted the security greatly.

The joint subassembly includes rand 17, buckle 30, rand 17 joint is at early warning box 7 outer wall, rand 17 back wall is provided with spout 28, buckle 30 sliding connection is inboard in spout 28, be provided with spring 29 between buckle 30 upper surface and the inboard upper wall of spout 28, early warning box 7 outer wall is provided with pawl 31, the one end and the pawl 31 joint of spring 29 are kept away from to buckle 30, extrude spring 29 through stirring buckle 30, can follow early warning box 7 outer wall with rand 17 and take off.

A sealing gasket 18 is arranged between the collar 17 and the rear wall of the middle door 3, and the sealing gasket 18 can keep the inner side of the cabinet body 1 sealed and prevent moisture from invading.

The display module includes status indicator lamp 9, voltage indicator lamp 32, status indicator lamp 9, the equal fixed connection of voltage indicator lamp 32 is at the 8 antethecas of panel, status indicator lamp 9 sets up at the 8 antethecas of panel and is located voltage indicator lamp 32 left side, status indicator lamp 9 is in the state of often brightening, damage when voltage detection subassembly accident takes place, partial component burns out, status indicator lamp 9 is in the state of extinguishing promptly, voltage indicator lamp 32 is the common comparator circuit in market, show different luminance according to the voltage size.

Alarm assembly includes alarm base 10, sound production box 13, lamp shade 14, alarm base 10 fixed connection is at 8 antethecas of panel, alarm base 10 sets up at 8 antethecas of panel and is located state pilot lamp 9 below, sound production box 13 fixed connection is at alarm base 10 antetheca, lamp shade 14 fixed connection is in one side that alarm base 10 was kept away from to sound production box 13, the inboard fixedly connected with buzzer 15 of sound production box 13, the inboard fixedly connected with LED strobe 16 of lamp shade 14, when voltage detection subassembly detected voltage signal, buzzer 15 and the work of LED strobe 16, remind the staff to notice.

The voltage detection assembly comprises a voltage detection circuit 21, a signal acquisition circuit 22, a signal amplification circuit 23, an A/D converter 24 and a single-chip microcontroller 25, wherein the voltage detection circuit 21, the signal acquisition circuit 22, the signal amplification circuit 23, the A/D converter 24 and the single-chip microcontroller 25 are fixedly connected to the front wall of the circuit board 20, and the voltage detection assembly is used for detecting voltage signals on the surface of the cabinet body 1 and executing early warning action.

Wireless communication subassembly includes wireless communication module 26, antenna 27, wireless communication module 26 fixed connection is at the 20 antethecas of circuit board, wireless communication module 26 sets up at the 20 antethecas of circuit board and is located the lower right corner, antenna 27 fixed connection is on wireless communication module 26 upper surface, the switch board is generally in unmanned on duty state, when the accident takes place, monolithic microcontroller 25 control wireless communication module 26 sends feedback signal to the mainframe room, the notice engineer comes the repair.

The working principle is as follows: the input end of the voltage detection circuit 21 is electrically connected with the cabinet 1, when the voltage detection circuit 21 detects a voltage signal on the surface of the cabinet 1, the voltage indicator lamp 32 displays different brightness according to the voltage, the voltage signal is synchronous, the voltage signal is transmitted to the signal amplification circuit 23 through the signal acquisition circuit 22, the amplified signal is transmitted to the single-chip microcontroller 25 after being converted by the A/D converter 24, the buzzer 15 of the single-chip microcontroller 25 and the LED strobe light 16 work and alarm, synchronously, the single-chip microcontroller 25 controls the wireless communication module 26 to send a feedback signal to the main machine room to inform the engineer of coming repair, meanwhile, when the voltage signal exists on the surface of the cabinet 1, the electromagnetic chuck 41 is immediately electrified to attract the iron ring 44, the iron ring 44 drives the insulating rod 38 to slide downwards, the insulating rod 38 drives the insulating ring 42 and the conducting ring 43, when the iron ring 44 is attracted to the upper surface of the electromagnetic, the conducting ring 43 moves to between two sets of second conducting rods 40 and forms the electricity and connect, and liquid crystal display module 34 and battery 35 form the route, and the electrified warning text message in surface is continuously shown through the LCD low-power consumption display screen of liquid crystal display module 34, and this inlet wire looped netowrk high voltage distribution cabinet, existing surface voltage detection subassembly also have the safety warning box 33 that still sends the warning after voltage detection subassembly is punctured, have promoted the security performance greatly.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. The utility model provides an inlet wire looped netowrk high voltage distribution cabinet with surface voltage detects early warning, includes cabinet body (1), its characterized in that: the front wall of the cabinet body (1) is sequentially and rotatably connected with an upper door (2), a middle door (3) and a lower door (4) from top to bottom, the lower surface of the cabinet body (1) is fixedly connected with feet (11), the front wall of the upper door (2) is sequentially provided with a power distribution control assembly (12) and a safety warning box (33) from left to right, the front wall of the safety warning box (33) is fixedly connected with a liquid crystal display module (34), the inner side of the liquid crystal display module (34) is integrated with an LCD low-power-consumption display screen, a PCB circuit assembly, a backlight lamp and a driving signal input positive and negative terminal, the lower wall of the inner side of the safety warning box (33) is fixedly connected with a storage battery (35), the upper wall of the inner side of the safety warning box (33) is fixedly connected with an insulating box (36) close to one side of the rear wall, and the left and right side walls of, two sets of second conducting rod (40), first conducting rod (39) outer wall all run through insulating box (36) lateral wall, insulating box (36) inboard upper wall sliding connection has insulator spindle (38), insulator spindle (38) outer wall runs through insulating box (36) upper wall, end fixedly connected with insulated handle (37) in insulating box (36) outside is located insulator spindle (38), insulator spindle (38) stretch into insulating box (36) inboard outer wall from the top down fixedly connected with conducting ring (43), insulating ring (42), iron ring (44) in proper order, insulating ring (42) outer wall is provided with annular (45), second conducting rod (40) stretch into insulating box (36) inboard tip and annular (45) overlap joint, insulating box (36) inboard lower wall fixedly connected with electromagnetic chuck (41), electromagnetic chuck (41) are connected with two sets of first conducting rod (39) electricity, the end parts of the two groups of first conducting rods (39) far away from the electromagnetic chuck (41) are respectively electrically connected with the cabinet body (1) and the output end zero line of the power distribution control assembly (12), the end parts of the two groups of second conducting rods (40) far away from the insulating ring (42) are respectively electrically connected with the positive terminal of the storage battery (35) and the positive input terminal of the driving signal of the liquid crystal display module (34), the negative terminal of the storage battery (35) is electrically connected with the negative input terminal of the driving signal of the liquid crystal display module (34), the front walls of the middle door (3) and the lower door (4) are respectively and fixedly connected with a handle (5), the inner walls of the middle door (3) and the lower door (4) are respectively provided with a radiating hole (6), the inner wall of the middle door (3) is clamped with a pre-warning box (7), the pre-warning box (7) is clamped on the inner wall of the middle door (3) and, early warning box (7) are through joint subassembly joint at well door (3) inner wall, early warning box (7) antetheca fixedly connected with panel (8), panel (8) antetheca fixedly connected with display module, alarm assembly, early warning box (7) inboard rear wall fixedly connected with support (19), one end fixedly connected with circuit board (20) of early warning box (7) inboard rear wall is kept away from in support (19), circuit board (20) antetheca is provided with voltage detection subassembly, wireless communication subassembly.

2. The incoming line looped netowrk high voltage distribution cabinet with surface voltage detects early warning of claim 1, its characterized in that: the joint subassembly includes rand (17), buckle (30), rand (17) joint is at early warning box (7) outer wall, rand (17) back wall is provided with spout (28), buckle (30) sliding connection is inboard in spout (28), be provided with spring (29) between buckle (30) upper surface and the inboard upper wall of spout (28), early warning box (7) outer wall is provided with pawl (31), the one end and pawl (31) joint that spring (29) were kept away from in buckle (30).

3. The incoming line looped netowrk high voltage distribution cabinet with surface voltage detects early warning of claim 2, its characterized in that: and a sealing gasket (18) is arranged between the clamping ring (17) and the rear wall of the middle door (3).

4. The incoming line looped netowrk high voltage distribution cabinet with surface voltage detects early warning of claim 1, its characterized in that: the display assembly comprises a status indicator lamp (9) and a voltage indicator lamp (32), wherein the status indicator lamp (9) and the voltage indicator lamp (32) are fixedly connected to the front wall of the panel (8), and the status indicator lamp (9) is arranged on the front wall of the panel (8) and is located on the left side of the voltage indicator lamp (32).

5. The incoming line looped netowrk high voltage distribution cabinet with surface voltage detects early warning of claim 4, its characterized in that: alarm assembly includes alarm base (10), sound box (13), lamp shade (14), alarm base (10) fixed connection is at panel (8) antetheca, alarm base (10) set up at panel (8) antetheca and are located status indicator lamp (9) below, sound box (13) fixed connection is at alarm base (10) antetheca, one side of alarm base (10) is kept away from in sound box (13) lamp shade (14) fixed connection, the inboard fixedly connected with buzzer (15) of sound box (13), lamp shade (14) inboard fixedly connected with LED strobe (16).

6. The incoming line looped netowrk high voltage distribution cabinet with surface voltage detects early warning of claim 1, its characterized in that: the voltage detection assembly comprises a voltage detection circuit (21), a signal acquisition circuit (22), a signal amplification circuit (23), an A/D converter (24) and a single-chip microcontroller (25), wherein the voltage detection circuit (21), the signal acquisition circuit (22), the signal amplification circuit (23), the A/D converter (24) and the single-chip microcontroller (25) are fixedly connected to the front wall of the circuit board (20).

7. The incoming line looped netowrk high voltage distribution cabinet with surface voltage detects early warning of claim 6, its characterized in that: the wireless communication subassembly includes wireless communication module (26), antenna (27), wireless communication module (26) fixed connection is at circuit board (20) antetheca, wireless communication module (26) set up at circuit board (20) antetheca and are located the lower right corner, antenna (27) fixed connection is at wireless communication module (26) upper surface.

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