CN111769452A - A multifunctional ring network cabinet based on intelligent monitoring device - Google Patents

Abstract

The invention provides a multifunctional ring network cabinet based on an intelligent monitoring device, comprising a cabinet shell, a rear panel, a wiring hole, a movable support frame structure, an installation hole, a rainproof and heat dissipation frame structure, a support rod, and an installation screen plate, Conductor distribution frame structure, through hole, induction dispersion fire extinguishing frame structure, protective cover, box door, transparent observation window and rubber strip, the back plate bolt is connected to the rear end of the cabinet shell; the threading hole is opened in the The lower right side of the inner side of the rear panel; the movable support frame structure is installed at the lower part of the cabinet shell. The beneficial effects of the present invention are: through the arrangement of the vertical plate, the wire slot and the block, the wire is placed inside the wire slot, the stopper is inserted into the inner side of the wire slot, and the wire is fixed on the inner side of the wire slot, It is helpful for the staff to quickly find the fault line and the corresponding connection port when repairing the equipment installed inside the cabinet shell, saving maintenance time.

Description

A multifunctional ring network cabinet based on intelligent monitoring device

technical field

The invention belongs to the technical field of electric power equipment, and in particular relates to a multifunctional ring network cabinet based on an intelligent monitoring device.

Background technique

Ring network cabinet is a group of high-voltage switchgear for transmission and distribution electrical equipment installed in metal or non-metal insulating cabinets or electrical equipment made into assembled spaced ring network power supply units. The core part uses load switches and fuses, and has a simple structure. , Small size, low price, can improve power supply parameters and performance and power supply security and other advantages. Compared with opening and closing, the ring network cabinet can greatly reduce the floor space, reduce the cost and improve the reliability of power supply. It is widely used in distribution stations and box-type substations in load centers such as urban residential quarters, high-rise buildings, large public buildings, factories and enterprises.

However, the existing multi-functional ring network cabinet based on the intelligent monitoring device still has the inconvenience to quickly find the fault line and the connected equipment interface during maintenance. The problem of supporting the shell.

Therefore, it is very necessary to invent a multifunctional ring network cabinet based on an intelligent monitoring device.

SUMMARY OF THE INVENTION

In order to solve the above technical problems, the present invention provides a multi-functional ring network cabinet based on an intelligent monitoring device, so as to solve the inconvenience of quickly finding the fault line and the connection of the existing multi-functional ring network cabinet based on the intelligent monitoring device during maintenance. The problem is that the device interface, the rainproof and heat dissipation effects cannot be provided at the same time when installed outdoors, and the casing cannot be supported after being moved. A multi-functional ring network cabinet based on an intelligent monitoring device, including a cabinet shell, a rear panel, a wire hole, a movable support frame structure, installation holes, a rain-proof and heat dissipation frame structure, a support rod, an installation screen, and a wire distribution frame structure, through-hole, induction dispersion fire-extinguishing frame structure, protective cover, box door, transparent observation window and rubber strip, the back panel is bolted to the rear end of the cabinet shell; the threading hole is opened on the back panel The movable support frame structure is installed on the lower part of the cabinet shell; the installation holes are respectively opened on the left and right sides of the inside of the cabinet shell; the rainproof and heat dissipation frame structure is respectively installed in the cabinet the left and right sides of the body shell; the support rods are respectively bolted to the lower four corners of the inner side of the cabinet shell; the installation mesh plate is bolted to the upper part of the support rod; the wire distribution frame structure is arranged in the installation The upper rear end of the mesh plate; the through hole is opened on the upper right side of the inner side of the cabinet shell; the induction dispersion fire-extinguishing frame structure is arranged on the upper part of the cabinet shell; the protective cover is placed on the upper part of the cabinet shell the upper part; the box door hinge is connected to the inner left side of the cabinet shell; the transparent observation window is embedded in the inner middle position of the box door; the rubber strips are respectively pasted on the upper and lower parts of the left side of the box door ; The wire distribution frame structure includes a bottom plate, a T-shaped slot, a T-shaped slider, a vertical plate, a wire slot and a stopper, and the T-shaped slot is opened on the inner upper part of the bottom plate; the T-shaped slide The block is inserted into the inner side of the T-shaped slot; the vertical plate is welded on the upper part of the T-shaped slider; the wire insertion slot is opened on the inner right side of the vertical plate; the stopper is inserted into the wire insertion slot inside right side.

Preferably, the rain-proof and heat-dissipating frame structure includes an outer frame, a dust-proof net, a rain shield, a mounting frame, a motor support frame, a heat-dissipating motor, a fan blade and an ear plate, and the dust-proof net is screwed on the outer frame. The middle position of the inner side; the rain shield is arranged on the right side of the dust-proof net, and is screwed with the outer frame; the mounting frame is bolted to the upper and lower parts of the left side of the outer frame; the motor support frame is respectively The upper and lower parts are welded on the inner side of the mounting frame; the cooling motor bolts are connected to the inner side of the motor support frame; the fan blade screws are connected to the output shaft of the cooling motor; the ear plates are respectively welded on the upper and lower parts of the outer frame .

Preferably, the movable support frame structure includes an L-shaped mounting plate, a moving wheel, a threaded pipe, a threaded rod, a cross groove, a rotating rod, a limit plate, a support seat and a non-slip block, and the moving wheel is bolted on the The lower left side of the L-shaped mounting plate; the threaded pipe is welded on the right side of the L-shaped mounting plate; the threaded rod is threadedly connected to the inner side of the threaded pipe; the cross groove is opened on the inner upper part of the threaded rod; The rotating rod is inserted on the inner right side of the cross groove; the limit plate is welded on the right side of the rotating rod; the support seat bearing is connected to the lower part of the threaded rod; the anti-skid block is welded on the support the lower part of the seat.

Preferably, the structure of the induction dispersion fire extinguishing rack includes a dry powder storage tank, a solenoid valve, a powder outlet pipe, a powder outlet head, a connecting pipe, a U-shaped mounting frame, a protective shell, a smoke sensor and a single-chip microcomputer, and the solenoid valve is threadedly connected On the inside of the powder outlet pipe; the powder outlet pipe is threadedly connected to the middle position of the right side of the dry powder storage tank; the powder outlet head is threadedly connected to the lower left side of the powder outlet pipe; the connection pipe is threadedly connected to The inner side of the powder head; the screw of the U-shaped mounting bracket is connected to the middle position of the connecting pipe; the screw of the protective shell is connected to the lower part of the U-shaped mounting bracket; the screw of the smoke sensor is connected to the lower part of the protective shell; The single-chip microcomputer mentioned above is installed in the inner middle position of the protective case.

Preferably, there are a plurality of the installation mesh plates, and the support rods are respectively arranged at the inner four corners of the installation mesh plate.

Preferably, the bottom plate is screwed to the upper rear end of the installation screen.

Preferably, the cross section of the wire insertion slot is a transverse U-shaped slot, the opening of the wire insertion slot faces the right side, and the left side of the stopper is arc-shaped.

Preferably, the mounting frame is arranged on the upper and lower parts of the inner side of the mounting hole, the outer frame is arranged on the left and right sides of the cabinet shell, and the lugs are bolted to the cabinet shell.

Preferably, the right side of the rain shield is inclined to the lower right.

Preferably, the L-shaped mounting plates are respectively bolted to the lower four corners of the cabinet shell.

Preferably, the dry powder storage tank is bolted to the upper part of the cabinet shell, the powder outlet pipe runs through the through hole, and the U-shaped mounting frame is bolted to the inner upper part of the cabinet shell.

Preferably, the protective cover is sleeved on the outside of the dry powder storage tank.

Preferably, the smoke sensor specifically adopts a smoke sensor with a model of MQ-2, the smoke sensor is electrically connected with the single chip microcomputer, and the solenoid valve is electrically connected with the single chip computer.

Compared with the prior art, the beneficial effects of the present invention are:

1. In the present invention, for the arrangement of the vertical plate, the wire slot and the stopper, the wire is placed inside the wire slot, and the stopper is inserted into the inner side of the slot, so that the wire is fixed on the inner side of the slot. , which is conducive to the maintenance of the equipment installed inside the cabinet shell, facilitates the staff to quickly find the fault line and the corresponding connection port, and saves maintenance time.

2. In the present invention, for the setting of the T-slot and the T-slide, according to the actual number of vertical plates used, the T-slide is inserted into the inner side of the T-slot, and then the vertical plate is fixed on the upper part of the bottom plate. , it is convenient to increase or decrease the number of vertical plates according to the number of wires, and prevent the redundant vertical plates from affecting the installation of equipment inside the cabinet shell.

3. In the present invention, the arrangement of the dustproof net, the cooling motor and the fan blade, the cooling motor drives the fan blade to rotate, which is conducive to the heat dissipation of the inside of the cabinet shell and prevents the equipment inside the cabinet shell from generating heat, resulting in The life of the electronic components inside the equipment is shortened, which improves the protection effect of the equipment on the internal equipment. At the same time, the dustproof net can prevent the external dust from entering the inside of the cabinet shell, making the function more perfect.

4. In the present invention, the setting of the flashing board is beneficial to prevent rainwater from entering the inner side of the cabinet shell when the device is installed outdoors, resulting in damage to the internal equipment of the cabinet shell after falling on the rainwater. On the upper part of the rain shield, the right side of the rain shield is inclined to the lower right, and the rainwater is diverted to the lower right, which does not affect the heat dissipation effect of the device and can increase the rainproof effect of the device.

5. In the present invention, the setting of the moving wheel, the threaded pipe and the threaded rod, the threaded rod is rotated, and the threaded rod moves up and down on the inner side of the threaded pipe. When the lower part of the anti-skid block is higher than the lower part of the moving wheel, the When the equipment moves, when the lower part of the moving wheel is higher than the lower part of the anti-skid block, the threaded pipe, the threaded rod and the support seat can lift the cabinet shell, which is beneficial to facilitate the movement and support of the equipment.

6. In the present invention, in the setting of the cross slot, the rotating rod and the limit plate, the rotating rod can be inserted into the inner side of the cross groove, and the threaded rod can be rotated. When the rotating rod is not used, the rotating rod can be vertically It is inserted into the inner side of the cross groove, which is beneficial to the convenient collection of the rotating rod, and prevents the rotating rod from being scattered around when not in use, resulting in the loss of the rotating rod.

7. In the present invention, the electromagnetic valve, the smoke sensor and the single-chip microcomputer are set. The smoke sensor detects the smoke inside the cabinet shell. When combustion occurs, smoke is generated. The smoke sensor feeds back the signal to the single-chip microcomputer. Just controlling the solenoid valve to open is beneficial to facilitate the detection of the smoke inside the cabinet shell, and automatically make actions to improve the protection effect of the equipment.

8. In the present invention, in the setting of the powder outlet and the connecting pipe, after the solenoid valve is opened, the pressure inside the dry powder storage tank pushes the dry powder out and flows through the powder outlet to the inside of the powder outlet and the connecting pipe. It is convenient to disperse the dry powder and evenly spray it on the inner equipment of the cabinet shell, extinguish the burning parts, and isolate the unburned parts.

Description of drawings

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic structural diagram of the wire distribution frame structure of the present invention.

FIG. 3 is a schematic structural diagram of the rain-proof and heat-dissipating frame structure of the present invention.

FIG. 4 is a schematic structural diagram of the movable support frame structure of the present invention.

Fig. 5 is the structure schematic diagram of the induction dispersion fire-extinguishing frame structure of the present invention

Figure 6 is an electrical logic diagram of the present invention.

In the picture:

1. Cabinet shell; 2. Rear plate; 3. Threading hole; 4. Movable support frame structure; 41. L-shaped mounting plate; 42. Moving wheel; 43. Threaded pipe; 44. Threaded rod; 45. Cross groove ;46, rotating rod; 47, limit plate; 48, support seat; 49, anti-skid block; 5, mounting hole; 6, rain-proof cooling frame structure; 61, outer frame; 62, dustproof net; 63, rain cover plate; 64, installation frame; 65, motor support frame; 66, cooling motor; 67, fan blade; 68, ear plate; 7, support rod; 8, installation screen plate; 9, wire distribution frame structure; 91, bottom plate ;92, T-slot; 93, T-slider; 94, vertical plate; 95, wire slot; 96, stop; 10, through hole; 11, structure of induction dispersion fire extinguishing rack; 111, dry powder storage tank; 112 , solenoid valve; 113, powder outlet pipe; 114, powder outlet head; 115, connecting pipe; 116, U-shaped mounting frame; 117, protective shell; 118, smoke sensor; 119, single chip computer; 12, protective cover; 13, box Door; 14. Transparent observation window; 15. Rubber strip.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings:

Example:

As shown in Figure 1 and Figure 2, a multi-functional ring network cabinet based on an intelligent monitoring device includes a cabinet shell 1, a rear panel 2, a threaded hole 3, a movable support frame structure 4, and an installation hole 5, Rainproof and heat dissipation frame structure 6, support rod 7, installation screen 8, wire distribution frame structure 9, through holes 10, induction dispersion fire extinguishing frame structure 11, protective cover 12, box door 13, transparent observation window 14 and rubber strip 15 , the rear panel 2 is bolted to the rear end of the cabinet shell 1; the threading hole 3 is opened on the right side of the inner lower part of the rear panel 2; the movable support structure 4 is installed on the cabinet shell 1 The mounting holes 5 are respectively opened on the left and right sides of the inside of the cabinet shell 1; the rainproof and heat dissipation frame structures 6 are respectively installed on the left and right sides of the cabinet shell 1; the support rods 7 are respectively The bolts are connected at the lower four corners of the inner side of the cabinet shell 1; the described installation mesh plate 8 is bolted to the upper part of the support rod 7; the described wire distribution frame structure 9 is arranged at the upper rear end of the installation mesh plate 8; The through hole 10 is opened on the upper right side of the inner side of the cabinet shell 1; the induction dispersion fire extinguishing rack structure 11 is arranged on the upper part of the cabinet shell 1; the protective cover 12 is placed on the upper part of the cabinet shell 1; The box door 13 is hinged and connected to the inner left side of the cabinet shell 1; the transparent observation window 14 is embedded in the inner middle position of the box door 13; the rubber strips 15 are respectively pasted on the left side of the box door 13. The wire distribution frame structure 9 includes a bottom plate 91, a T-shaped slot 92, a T-shaped slider 93, a vertical plate 94, a wire slot 95 and a stopper 96, and the T-shaped slot 92 opens On the inner upper part of the bottom plate 91; the T-shaped slider 93 is inserted into the inner side of the T-shaped slot 92; the vertical plate 94 is welded on the upper part of the T-shaped slider 93; the insertion slot 95 is opened in the The inner right side of the vertical plate 94; the stopper 96 is inserted into the inner right side of the wire slot 95; when in use, the stopper 96 is pulled out, the equipment to be installed is placed on the upper part of the installation screen 8, and the Fix it with bolts, then insert the external wire connected to it on the inner side of the wire slot 95, and then insert the stopper 96 into the right side of the wire slot 95 to fix the wire in the wire slot 95. When a fault occurs It is convenient for the staff to quickly find the fault line and the connected connection port, saving maintenance time.

As shown in FIG. 3 , in the above embodiment, specifically, the rainproof and heat dissipation frame structure 6 includes an outer frame 61 , a dustproof net 62 , a rain shield 63 , an installation frame 64 , a motor support frame 65 , and a heat dissipation motor. 66, the fan blade 67 and the lug plate 68, the dustproof net 62 is screwed to the inner middle position of the outer frame 61; The mounting frame 64 is bolted to the upper and lower parts of the left side of the outer frame 61 respectively; the motor support frame 65 is welded to the upper and lower parts of the inner side of the mounting frame 64 respectively; the cooling motor 66 is bolted to the motor The inner side of the support frame 65; the fan blade 67 is screwed to the output shaft of the cooling motor 66; the lugs 68 are welded to the upper and lower parts of the outer frame 61 respectively; the cooling motor 66 is activated, and the cooling motor 66 drives the fan blade 67 to rotate , to dissipate heat inside the cabinet shell 1, prevent the equipment installed inside the cabinet shell 1 from heating up, make the temperature inside the cabinet shell 1 too high, and shorten the life of the electronic devices inside the equipment. The entry of external dust can be reduced, and the dust-proof effect can be achieved. Meanwhile, the rain shield 63 can prevent rainwater from entering the inner side of the cabinet shell 1, so as to improve the function of the device.

As shown in FIG. 4 , in the above embodiment, the movable support frame structure 4 specifically includes an L-shaped mounting plate 41 , a moving wheel 42 , a threaded pipe 43 , a threaded rod 44 , a cross groove 45 , and a rotating rod 46 , the limit plate 47, the support seat 48 and the anti-skid block 49, the moving wheel 42 is bolted on the lower left side of the L-shaped mounting plate 41; the threaded pipe 43 is welded on the right side of the L-shaped mounting plate 41; The threaded rod 44 is threadedly connected to the inner side of the threaded pipe 43; the cross groove 45 is opened on the inner upper part of the threaded rod 44; the rotating rod 46 is inserted into the inner right side of the cross groove 45; The limit plate 47 is welded on the right side of the rotating rod 46; the bearing of the support base 48 is connected to the lower part of the threaded rod 44; the anti-skid block 49 is welded on the lower part of the support base 48; Rotate the threaded rod 44, the threaded rod 44 moves downward on the inner side of the threaded pipe 43, so that the support base 48 moves downward, and the cabinet shell 1 is supported, and then the rotating rod 46 is pulled out and vertically inserted into the cross groove 45, To prevent the loss of the rotating rod 46, when the device needs to be moved, insert the rotating rod 46 into the cross slot 45 laterally, and reversely rotate the threaded rod 44, the threaded rod 44 moves upward until the lower part of the anti-skid block 49 is higher than the moving wheel 42, and then push the cabinet shell 1, the moving wheel 42 rolls, driving the device to move.

As shown in FIG. 5 , in the above embodiment, the inductively dispersed fire extinguishing frame structure 11 includes a dry powder storage tank 111 , a solenoid valve 112 , a powder outlet pipe 113 , a powder outlet head 114 , a connecting pipe 115 , a U-shaped The mounting frame 116 , the protective shell 117 , the smoke sensor 118 and the single-chip microcomputer 119 , the solenoid valve 112 is threadedly connected to the inner side of the powder outlet pipe 113 ; the powder outlet pipe 113 is threadedly connected to the right middle position of the dry powder storage tank 111 The powder outlet 114 is threadedly connected to the lower left side of the powder outlet pipe 113; the connecting pipe 115 is threadedly connected to the inner side of the powder outlet 114; The middle position; the protective shell 117 is screwed to the lower part of the U-shaped mounting frame 116; the smoke sensor 118 is screwed to the lower part of the protective shell 117; When the inner side of the cabinet shell 1 is burned, thick smoke will be generated. After the smoke sensor 118 detects the smoke, it feeds back the signal to the single chip microcomputer 119. The single chip computer 119 controls the solenoid valve 112 to open, and the pressure inside the dry powder storage tank 111 pushes the dry powder out. , the dry powder passes through the powder outlet pipe 113 to the powder outlet head 114, and through a plurality of powder outlet heads 114, the dry powder is dispersed and sprayed to the inside of the cabinet shell 1 to extinguish the fire and increase the protective effect of the equipment.

In the above-mentioned embodiment, specifically, a plurality of the installation mesh plates 8 are provided, and the support rods 7 are respectively arranged at the inner four corner positions of the installation mesh plate 8 .

In the above-mentioned embodiment, specifically, the bottom plate 91 is screwed to the upper rear end of the installation mesh plate 8 .

In the above embodiment, specifically, the cross section of the wire slot 95 is a transverse U-shaped slot, the opening of the wire slot 95 faces the right side, and the left side of the stopper 96 is arc-shaped. .

In the above-mentioned embodiment, specifically, the installation frame 64 is arranged on the upper and lower parts of the inner side of the installation hole 5, the outer frame 61 is arranged on the left and right sides of the cabinet shell 1, and the ear plate 68 Bolt connection with cabinet shell 1.

In the above-mentioned embodiment, specifically, the right side of the rain shield 63 is inclined to the lower right.

In the above embodiment, specifically, the L-shaped mounting plates 41 are respectively bolted to the lower four corners of the cabinet shell 1 .

In the above embodiment, specifically, the dry powder storage tank 111 is bolted to the upper part of the cabinet shell 1, the powder outlet pipe 113 passes through the through hole 10, and the U-shaped mounting frame 116 is bolted to the cabinet. The inner upper part of the housing 1.

In the above embodiment, specifically, the protective cover 12 is sleeved on the outside of the dry powder storage tank 111 .

In the above embodiment, specifically, the smoke sensor 118 is a smoke sensor with a model of MQ-2, the smoke sensor 118 is electrically connected to the single-chip microcomputer 119, and the solenoid valve 112 is electrically connected to the single-chip microcomputer 119. .

working principle

The working principle of the present invention: when using, first move the device to a predetermined position, pull out the rotating rod 46 from the inner side of the cross slot 45, and then insert it laterally on the right side of the cross slot 45, hold the rotating rod 46, The threaded rod 44 rotates, the threaded rod 44 rotates on the inside of the threaded pipe 43 and moves downward, pushes the support base 48 to move downward, supports the cabinet shell 1, and then pulls out the rotating rod 46 and vertically inserts it into the cross groove 45 , to prevent the loss of the rotating rod 46, connect the bottom plate 91 screws to the upper rear end of the installation mesh plate 8, then place the power equipment on the upper part of the installation mesh plate 8, and use bolts to fix it, according to the number of wires to be connected, select The number of vertical plates 94, insert the T-shaped slider 93 into the inner side of the T-shaped slot 92, pull out the stopper 96, place the wire connected to the power equipment in the insertion slot 95, and then insert the stopper 96 into the insertion wire The inner side of the slot 95, and finally the wire is fixed in the wire slot 95. When the wire is faulty, you can quickly find the faulty wire and the connection port connected to the faulty wire, pull out the stopper 96, and replace the wire. Save maintenance time , When the device is in use, the cooling motor 66 is started, and the cooling motor 66 drives the fan blades 67 to rotate to dissipate heat on the inside of the cabinet shell 1. At the same time, the dustproof net 62 can prevent external dust from entering the inside of the cabinet shell 1, affecting the The heat dissipation effect of the equipment prevents the heat generated by the power equipment from shortening the life of the internal electronic devices. When the equipment is installed outdoors, the rain shield 63 can play a rainproof effect, and the rainwater falls on the upper part of the rain shield 63. It is guided by the rain shield 63 to both sides of the cabinet shell 1. When the inner circuit of the cabinet shell 1 burns, thick smoke will be generated. After the smoke sensor 118 detects the smoke, it will feed back the signal to the single-chip microcomputer 119, and the single-chip computer 119 controls the The solenoid valve 112 is opened, and the pressure inside the dry powder storage tank 111 pushes the dry powder out. The dry powder passes through the powder outlet pipe 113 to the powder outlet head 114, and through the plurality of powder outlet heads 114, the dry powder is dispersed and sprayed to the inner side of the cabinet shell 1. It performs automatic fire extinguishing to prevent fires, thereby increasing the safety of the equipment.

Using the technical solutions described in the present invention, or those skilled in the art design similar technical solutions under the inspiration of the technical solutions of the present invention, and achieve the above technical effects, all fall within the protection scope of the present invention.

Claims (10)

1. The multifunctional ring main unit based on the intelligent monitoring device is characterized by comprising a main body shell (1), a rear plate (2), a threading hole (3), a movable supporting frame structure (4), a mounting hole (5), a rainproof heat dissipation frame structure (6), a supporting rod (7), a mounting screen plate (8), a wire distribution frame structure (9), a through hole (10), an induction dispersion fire extinguishing frame structure (11), a protective cover (12), a box door (13), a transparent observation window (14) and a rubber strip (15), wherein the rear plate (2) is connected to the rear end of the main body shell (1) through bolts; the threading hole (3) is formed in the right side of the lower part of the inner side of the rear plate (2); the movable support frame structure (4) is arranged at the lower part of the cabinet body shell (1); the mounting holes (5) are respectively arranged at the left side and the right side in the cabinet body shell (1); the rainproof heat dissipation frame structures (6) are respectively arranged on the left side and the right side of the cabinet body shell (1); the supporting rods (7) are respectively bolted at the four corners of the lower part of the inner side of the cabinet body shell (1); the mounting net plate (8) is connected to the upper part of the support rod (7) through bolts; the wire distribution frame structure (9) is arranged at the rear end of the upper part of the mounting screen plate (8); the through hole (10) is formed in the right side of the upper part of the inner side of the cabinet body shell (1); the induction dispersion fire extinguishing rack structure (11) is arranged at the upper part of the cabinet body shell (1); the protective cover (12) is placed on the upper part of the induction dispersion fire extinguishing frame structure (11); the box door (13) is hinged to the left side of the inside of the cabinet body shell (1); the transparent observation window (14) is embedded in the middle position of the inner side of the box door (13); the rubber strips (15) are respectively stuck to the upper part and the lower part of the left side of the box door (13); the wire distributing frame structure (9) comprises a bottom plate (91), a T-shaped groove (92), a T-shaped sliding block (93), a vertical plate (94), a wire inserting groove (95) and a stop block (96), wherein the T-shaped groove (92) is formed in the upper part of the inner side of the bottom plate (91); the T-shaped sliding block (93) is inserted into the inner side of the T-shaped groove (92); the vertical plate (94) is welded on the upper part of the T-shaped sliding block (93); the plug wire groove (95) is formed in the right side of the inner part of the vertical plate (94); the stop block (96) is inserted into the right side of the inner part of the plug wire groove (95).

2. The multifunctional ring main unit based on the intelligent monitoring device as claimed in claim 1, wherein the rainproof heat dissipation frame structure (6) comprises an outer frame (61), a dustproof net (62), a rain shield (63), a mounting frame (64), a motor support frame (65), a heat dissipation motor (66), fan blades (67) and ear plates (68), wherein the dustproof net (62) is screwed in the middle position of the inner side of the outer frame (61); the rain shielding plate (63) is arranged on the right side of the dust screen (62) and is in screw connection with the outer frame (61); the mounting frame (64) is respectively connected to the upper part and the lower part of the left side of the outer frame (61) through bolts; the motor support frame (65) is respectively welded at the upper part and the lower part of the inner side of the mounting frame (64); the heat dissipation motor (66) is connected to the inner side of the motor support frame (65) through bolts; the fan blade (67) is in screw connection with an output shaft of the heat dissipation motor (66); the ear plates (68) are respectively welded on the upper part and the lower part of the outer frame (61).

3. The multifunctional ring main unit based on the intelligent monitoring device as claimed in claim 1, wherein the movable supporting frame structure (4) comprises an L-shaped mounting plate (41), a movable wheel (42), a threaded pipe (43), a threaded rod (44), a cross groove (45), a rotary rod (46), a limiting plate (47), a supporting seat (48) and an anti-slip block (49), wherein the movable wheel (42) is bolted to the left side of the lower part of the L-shaped mounting plate (41); the threaded pipe (43) is welded on the right side of the L-shaped mounting plate (41); the threaded rod (44) is in threaded connection with the inner side of the threaded pipe (43); the cross groove (45) is arranged at the upper part of the inner side of the threaded rod (44); the rotating rod (46) is inserted into the right side in the cross groove (45); the limiting plate (47) is welded on the right side of the rotating rod (46); the support seat (48) is connected to the lower part of the threaded rod (44) in a bearing way; the anti-skid blocks (49) are welded at the lower part of the supporting seat (48).

4. The multifunctional ring main unit based on the intelligent monitoring device as claimed in claim 1, wherein the sensing and dispersing fire extinguishing rack structure (11) comprises a dry powder storage tank (111), a solenoid valve (112), a powder outlet pipe (113), a powder outlet head (114), a connecting pipe (115), a U-shaped mounting rack (116), a protective shell (117), a smoke sensor (118) and a single chip microcomputer (119), wherein the solenoid valve (112) is screwed inside the powder outlet pipe (113); the powder outlet pipe (113) is in threaded connection with the middle position of the right side of the dry powder storage tank (111); the powder outlet head (114) is in threaded connection with the lower part of the left side of the powder outlet pipe (113); the connecting pipe (115) is in threaded connection with the inner side of the powder outlet head (114); the U-shaped mounting rack (116) is in screwed connection with the middle position of the connecting pipe (115); the protective shell (117) is connected to the lower part of the U-shaped mounting frame (116) through screws; the smoke sensor (118) is connected to the lower part of the protective shell (117) through a screw; the single chip microcomputer (119) is arranged in the middle of the inner side of the protective shell (117).

5. The multifunctional ring main unit based on the intelligent monitoring device as claimed in claim 1, wherein a plurality of installation net plates (8) are provided, and the support rods (7) are respectively arranged at four corners of the inner side of the installation net plates (8).

6. The multifunctional ring main unit based on intelligent monitoring device as claimed in claim 1, wherein the bottom plate (91) is screwed on the rear end of the upper part of the installation screen (8).

7. The multifunctional ring main unit based on the intelligent monitoring device as claimed in claim 1, wherein the cross section of the plug wire slot (95) is a transverse U-shaped slot, the opening of the plug wire slot (95) faces to the right side, and the left side of the stopper (96) is arc-shaped.

8. The multifunctional ring main unit based on the intelligent monitoring device as claimed in claim 2, wherein the mounting frames (64) are respectively disposed at the upper and lower portions of the inner side of the mounting hole (5), the outer frames (61) are respectively disposed at the left and right sides of the cabinet body housing (1), and the ear plates (68) are connected with the cabinet body housing (1) by bolts.

9. The multifunctional ring main unit based on intelligent monitoring device as claimed in claim 2, wherein the right side of the rain shielding plate (63) is inclined towards the lower right.

10. The multifunctional ring main unit based on the intelligent monitoring device as claimed in claim 3, wherein the L-shaped mounting plates (41) are respectively bolted at four corners of the lower part of the main unit housing (1).

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