阅读说明：本技术 一种配电网络中用的配电盘及其使用方法 (Distribution board used in distribution network and use method thereof ) 是由 杜丽贤 于 2021-08-20 设计创作，主要内容包括：本申请涉及一种配电网络中用的配电盘及其使用方法,属于配电盘领域,包括配电柜,所述配电柜内设有第一灭火机构以及两个位于第一灭火机构上方的第二灭火机构,所述配电柜的底端设有对配电柜进行支撑的支撑机构,所述支撑机构上设有对支撑机构进行限位的锁紧机构。通过设置的第一灭火机构中的导热筒能够将发生火灾时产生的热能传递给热膨胀介质,使得热膨胀介质受热膨胀推动活塞下降,活塞通过连接杆和传动板带动两个立板下降,立板下降时通过斜槽带动滑块和连接管向安装板方向移动,通过连接管带动封堵板转动并对散热口进行封堵,实现了配电柜在发生火灾时的密封,减少空气进入,降低火势。(The utility model relates to a distribution board and application method thereof that use among distribution network belongs to the distribution board field, including the switch board, be equipped with first fire extinguishing mechanism and two second fire extinguishing mechanism that are located first fire extinguishing mechanism top in the switch board, the bottom of switch board is equipped with the supporting mechanism that supports the switch board, be equipped with on the supporting mechanism and carry out spacing locking mechanism to the supporting mechanism. Heat conduction section of thick bamboo in the first mechanism of putting out a fire through setting up can transmit the heat energy that produces when the conflagration breaing out for the heat expansion medium promotes the piston decline by the thermal expansion, the piston passes through connecting rod and driving plate and drives two risers decline, drive slider and connecting pipe through the chute and remove to the mounting panel direction when the riser descends, drive the shutoff board through the connecting pipe and rotate and carry out the shutoff to the thermovent, realized the switch board sealed when the conflagration breaing out, reduce the air admission, reduce the intensity of a fire.)

1. The utility model provides a distribution board of using among distribution network, includes switch board (1), its characterized in that, be equipped with first fire extinguishing mechanism (2) and two second fire extinguishing mechanism (3) that are located first fire extinguishing mechanism (2) top in switch board (1), the bottom of switch board (1) is equipped with supporting mechanism (4) that support switch board (1), be equipped with on supporting mechanism (4) and carry out spacing locking mechanism (5) to supporting mechanism (4).

2. The distribution board of claim 1, wherein the distribution board (1) comprises a box body (101), heat dissipation ports (105) are formed in two sides of the box body (101), a box door (102) with a lock and a handle is hinged to the front surface of the box body (101) through a hinge, two connecting seats (106) are fixedly mounted on the inner walls of the two sides of the box body (101), the same mounting plate (103) is fixedly mounted among the four connecting seats (106), and a plurality of electric appliances (104) are mounted on the front surface of the mounting plate (103).

3. The distribution board of claim 2, wherein the first fire extinguishing mechanism (2) comprises a heat conducting cylinder (201) fixedly mounted on the front surface of the mounting plate (103), a piston (202) is slidably connected inside the heat conducting cylinder (201), a connecting rod (203) is fixedly mounted in the middle of the bottom end of the piston (202), the bottom end of the connecting rod (203) penetrates through the heat conducting cylinder (201) and extends to the lower part of the heat conducting cylinder (201), a driving plate (204) is fixedly mounted on the bottom end of the driving plate (204), a spring (218) is fixedly mounted on the bottom end of the spring (218) and is fixedly connected with the bottom of the inner cavity of the box body (101), and a thermal expansion medium (205) positioned above the piston (202) is stored in the connecting rod (203).

4. The distribution board of claim 3, wherein vertical plates (206) are fixedly mounted on two sides of the top of the transmission plate (204), the top ends of the vertical plates (206) penetrate through the connecting base (106) and extend above the connecting base (106), inclined grooves (207) are formed in the front faces of the two vertical plates (206), sliding blocks (208) are slidably connected into the two inclined grooves (207), connecting pipes (209) are fixedly mounted on the front faces of the two sliding blocks (208), one ends, away from each other, of the two connecting pipes (209) penetrate through the two heat dissipation ports (105) respectively and are hinged to first sliding bases (210), first sliding rails (211) are slidably connected to the inner walls of the two first sliding bases (210), and blocking plates (212) are fixedly mounted on the outer side faces of the two first sliding rails (211).

5. The distribution board of claim 4, wherein the top ends of the two blocking plates (212) are hinged to two sides of the box body (101), the two blocking plates (212) are provided with inner grooves (213) inside, inert gas is stored in the inner groove (213), the two plugging plates (212) are fixedly provided with inflation valves (219) communicated with the inner groove (213), the tops of the two connecting pipes (209) close to one end are hinged with sector gears (214), a sealing gasket (215) for sealing the connecting pipe (209) is fixedly arranged on one side of the sector gear (214) close to the connecting pipe (209), the top end of the sector gear (214) is connected with a first rack (216) in a meshing way, the first rack (216) is fixedly connected with the front surface of the mounting plate (103), and a connecting hose (217) is fixedly communicated between the connecting pipe (209) and the inner groove (213).

6. The power distribution panel of claim 5, wherein the second fire extinguishing mechanism (3) comprises a mounting hole (301) formed in the side of the box (101) and located above the heat dissipating port (105), two supporting columns (302) are fixedly mounted in the mounting hole (301), a shielding plate (303) having two ends respectively located inside and outside the box (101) is connected between the two supporting columns (302) through a bearing, a fireproof sealing member (304) is fixedly connected between the outer surface of the shielding plate (303) and the inner wall of the mounting hole (301), a storage cavity (310) is formed in the shielding plate (303), dry powder (305) is placed in the storage cavity (310), a protective cover (306) is hinged to one end of the shielding plate (303) located inside the box (101), and a second sliding rail (307) located inside the box (101) is fixedly mounted at the bottom of the shielding plate (303), the outer surface of the second sliding rail (307) is connected with a second sliding seat (308) in a sliding mode, the bottom end of the second sliding seat (308) is hinged to a transmission rod (309), and the bottom end of the transmission rod (309) is hinged to the top end of the vertical plate (206).

7. The distribution board of claim 6, wherein the support mechanism (4) comprises a base (404), the top of the base (404) is provided with a connecting groove (405), the bottom of an inner cavity of the connecting groove (405) is fixedly provided with two inserting rods (406) and two T-shaped positioning columns (408) positioned between the two inserting rods (406), the bottom of the inner cavity of the connecting groove (405) is further provided with two bolt holes (407), the connecting groove (405) is internally provided with a connecting block (401) which is fixedly connected with the box body (101) at the top in a matching manner, two sides of the bottom of the connecting block (401) are respectively provided with an inserting groove (402), the two inserting grooves (402) are respectively inserted with the outer surfaces of the two inserting rods (406) in a matching manner, the bottom of the connecting block (401) is further provided with two through holes (403) positioned between the two inserting grooves (402), the two through holes (403) are respectively matched and spliced with the two T-shaped positioning columns (408).

8. The distribution board used in the distribution network according to claim 7, wherein the locking mechanism (5) comprises a supporting seat (501) located inside the connecting block (401), the supporting seat (501) is provided with a cavity (502) and a sliding groove (503) located below the cavity (502), the middle part of the sliding groove (503) is connected with a connecting shaft (504) through a bearing, the outer surface of the connecting shaft (504) is fixedly sleeved with an adjusting gear (505) located inside the cavity (502), both sides of the adjusting gear (505) are provided with supporting plates (506), the middle parts of the surfaces, close to each other, of the two supporting plates (506) are provided with guide holes (509), one sides, close to the connecting shaft (504), of the two guide holes (509) are provided with arc notches (508), one surfaces, close to each other, of the two supporting plates (506) are provided with two grooves (507) symmetrically distributed by taking the guide holes (509) as centers, arc-shaped knives (510) are fixedly connected in the four grooves (507), and the four arc-shaped knives (510) are respectively contacted with the outer surfaces of the two T-shaped positioning columns (408).

9. The distribution board of claim 8, wherein a second rack (511) is fixedly installed in each of the two guiding holes (509), the two second racks (511) are respectively meshed with two sides of the adjusting gear (505), the end of the connecting shaft (504) passes through the sliding groove (503) and extends to the inside of the cavity (502) and is fixedly connected with a worm wheel (512), one side of the worm wheel (512) is meshed with a worm (513), and one end of the worm (513) passes through the cavity (502) and extends to the outside of the supporting seat (501) and is fixedly connected with a handle (514).

10. A method of using a distribution board for use in a distribution network, using a distribution board for use in a distribution network according to claim 9, comprising the steps of:

the method comprises the following steps: when a fire disaster occurs in the power distribution cabinet (1), the first fire extinguishing mechanism (2) seals the power distribution cabinet (1) under the action of heat generated in the fire disaster and introduces inert gas into the power distribution cabinet (1), so that the increase and spread of the fire in the power distribution cabinet (1) are reduced;

step two: the first fire extinguishing mechanism (2) drives the second fire extinguishing mechanism (3) to rotate in the process of sealing the power distribution cabinet (1), so that dry powder (305) in the second fire extinguishing mechanism (3) flows out, and the increase and spread of fire in the power distribution cabinet (1) can be further reduced through the dry powder (305);

step three: supporting mechanism (4) can support switch board (1), make switch board (1) keep away from ground, reduce the influence of moist ground to switch board (1), take off locking mechanism (5) from supporting mechanism (4) and make connecting block (401) and spread groove (405) separation be convenient for remove switch board (1), and locking mechanism (5) take off the back and can use as the instrument of peeling off the cable insulating piece through arc sword (510) that sets up on it.

Technical Field

The invention relates to a distribution board, in particular to the field of distribution boards, transformer substations or switch devices for power supply or distribution, and further relates to a distribution board used in a distribution network and a use method thereof.

Background

The distribution is the link that links to each other and distribute the electric energy to the user in electric power system, and distribution system comprises distribution substation, high-voltage distribution line, distribution transformer, low-voltage distribution line and corresponding control protection equipment, need use a plurality of devices to cooperate each other to accomplish the distribution of electric energy among the distribution circuit operation process, and the distribution board is also called the switch board, is the device commonly used among the distribution circuit, along with the development of our country's economy, the electric industry is concerned with national development and citizen daily life, makes the safety of switch board also more important.

The switch board is in the use, and inside electrical apparatus breaks down and arouses serious accident such as conflagration easily, and the heat dissipation mouth diffusion on the switch board can be followed to the intensity of a fire when the conflagration breaks out, and still can set up other circuit arrangement around the switch board usually to economic loss increases when leading to breaking out the conflagration. We have therefore developed an improvement to the above by providing a distribution panel for use in a distribution network and a method of using the same.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the thermovent diffusion on the switch board can be followed to the intensity of a fire when taking place the conflagration, and still can set up other circuit arrangement around the switch board usually to economic loss increases when leading to taking place the conflagration.

(II) technical scheme

In order to achieve the purpose, the invention provides a distribution board used in a distribution network, which comprises a power distribution cabinet, wherein a first fire extinguishing mechanism and two second fire extinguishing mechanisms positioned above the first fire extinguishing mechanism are arranged in the power distribution cabinet, a supporting mechanism for supporting the power distribution cabinet is arranged at the bottom end of the power distribution cabinet, and a locking mechanism for limiting the supporting mechanism is arranged on the supporting mechanism.

The power distribution cabinet comprises a cabinet body, heat dissipation ports are formed in the two sides of the cabinet body, the front of the cabinet body is hinged to a cabinet door with a lock and a handle through hinges, two connecting seats and four connecting seats are fixedly mounted on the inner walls of the two sides of the cabinet body, a same mounting plate is fixedly mounted between the connecting seats, and a plurality of electric appliances are mounted on the front of the mounting plate.

The first fire extinguishing mechanism comprises a heat conducting cylinder fixedly mounted on the front side of the mounting plate, a piston is slidably connected inside the heat conducting cylinder, a connecting rod is fixedly mounted at the middle of the bottom end of the piston, the bottom end of the connecting rod penetrates through the heat conducting cylinder and extends to the position below the heat conducting cylinder, a transmission plate is fixedly mounted at the bottom end of the transmission plate, a spring is fixedly mounted at the bottom end of the spring and the bottom of an inner cavity of the box body, and a thermal expansion medium located above the piston is stored in the connecting rod.

The automatic sealing device comprises a transmission plate, a connecting seat, a connecting pipe and a plugging plate, wherein vertical plates are fixedly mounted on two sides of the top of the transmission plate, the top end of each vertical plate penetrates through the connecting seat and extends to the top of the connecting seat, inclined grooves are formed in the front of each vertical plate, sliding blocks are connected into the inclined grooves in a sliding mode, a connecting pipe is fixedly mounted on the front of each sliding block, one end, far away from each other, of each connecting pipe penetrates through two heat dissipation ports respectively and is hinged to a first sliding seat, the inner wall of the first sliding seat is connected with a first sliding rail in a sliding mode, and the outer side face of the first sliding rail is fixedly provided with the plugging plate.

The top of shutoff board is articulated with the both sides of box respectively, two the inside groove has all been seted up to the inside of shutoff board, inert gas has been put in the inside groove, two equal fixed mounting has the inflation valve with the inside groove intercommunication on the shutoff board, two the top that the connecting pipe is close to one end each other all articulates there is sector gear, one side fixed mounting that sector gear is close to the connecting pipe has the sealed pad of carrying out the shutoff to the connecting pipe, sector gear's top meshing is connected with first rack, the positive fixed connection of first rack and mounting panel, fixed intercommunication has coupling hose between connecting pipe and the inside groove.

Wherein, the second mechanism of putting out a fire is including seting up the mounting hole in box side and above the thermovent, fixed mounting has two support columns, two in the mounting hole be connected with the sunshade that both ends are located box inside and outside respectively through the bearing between the support column, fixedly connected with fire prevention sealing member between the surface of sunshade and the inner wall of mounting hole, it deposits the chamber to have seted up in the sunshade, deposit the intracavity and placed the dry powder, the sunshade is located that the inside one end of box articulates there is the protective cover, the bottom fixed mounting of sunshade has the second slide rail that is located the box, the surface sliding connection of second slide rail has the second slide, the bottom of second slide articulates there is the transfer line, the bottom of transfer line is articulated with the top of riser.

The supporting mechanism comprises a base, a connecting groove is formed in the top of the base, two inserting rods and two T-shaped positioning columns located between the two inserting rods are fixedly mounted at the bottom of the connecting groove inner cavity, two bolt holes are further formed in the bottom of the connecting groove inner cavity, a connecting block fixedly connected with the top and the box body is connected in a matched mode in the connecting groove in an inserting mode, slots are formed in the two sides of the bottom of the connecting block and are connected with the outer surfaces of the two inserting rods in an inserting mode respectively, two through holes located between the two slots are further formed in the bottom of the connecting block, and the through holes are connected with the two T-shaped positioning columns in a matched mode respectively in an inserting mode.

Locking mechanism is including being located the inboard supporting seat of connecting block, seted up the cavity in the supporting seat and be located the spout of cavity below, the middle part of spout is connected with the connecting axle through the bearing, the external fixed surface of connecting axle has cup jointed the adjusting gear who is located the cavity, adjusting gear's both sides all are equipped with the backup pad, two the backup pad is close to the middle part of one side each other and has all seted up the guiding hole, two the guiding hole is close to one side of connecting axle and has all seted up the arc breach, two the recess that two use the guiding hole as central symmetric distribution, four is all seted up to the one side that the backup pad is close to each other equal fixedly connected with arc sword, four in the recess arc sword respectively with the external surface contact of two T shape reference columns.

Equal fixed mounting has the second rack in the guiding hole, two the second rack meshes with adjusting gear's both sides respectively, the tip of connecting axle passes the spout and extends to the inside and the fixedly connected with worm wheel of cavity, one side meshing of worm wheel is connected with the worm, the one end of worm is passed the cavity and is extended to the outside and the fixedly connected with handle of supporting seat.

A method of using a distribution panel for use in a distribution network, comprising the steps of:

the method comprises the following steps: when a fire disaster occurs in the power distribution cabinet, the first fire extinguishing mechanism seals the power distribution cabinet under the action of heat generated in the fire disaster and introduces inert gas into the power distribution cabinet, so that the increase and spread of the fire in the power distribution cabinet are reduced;

step two: the first fire extinguishing mechanism drives the second fire extinguishing mechanism to rotate in the process of sealing the power distribution cabinet, so that dry powder in the second fire extinguishing mechanism flows out, and the increase and spread of fire in the power distribution cabinet can be further reduced through the dry powder;

step three: the supporting mechanism can support the power distribution cabinet, so that the power distribution cabinet is far away from the ground, the influence of the moist ground on the power distribution cabinet is reduced, the locking mechanism is taken down from the supporting mechanism, so that the connecting block and the connecting groove are separated to facilitate the movement of the power distribution cabinet, and the locking mechanism can be used as a tool for stripping a cable insulating sheet through the arc-shaped knife arranged on the locking mechanism after being taken down.

(III) advantageous effects

The distribution board used in the distribution network and the use method thereof have the advantages that:

1. the heat conducting cylinder in the first fire extinguishing mechanism can transfer heat energy generated in a fire disaster to a thermal expansion medium, so that the thermal expansion medium is heated to expand to push a piston to descend, the piston drives two vertical plates to descend through a connecting rod and a transmission plate, the vertical plates drive a sliding block and a connecting pipe to move towards a mounting plate through a chute when descending, and a plugging plate is driven to rotate through the connecting pipe and plugs a heat dissipation opening, so that the sealing of the power distribution cabinet in the fire disaster is realized, on one hand, the air entering is reduced, the fire disaster is reduced, on the other hand, the condition that peripheral devices generate the fire disaster due to the diffusion of the fire disaster through the heat dissipation opening is reduced, the problem that the fire disaster can be diffused from the heat dissipation opening on the power distribution cabinet in the prior art is solved, and other circuit devices are usually arranged around the power distribution cabinet, so that the economic loss is increased in the fire disaster;

2. inert gas can be stored through an inner groove in the arranged first fire extinguishing mechanism, the connecting pipe drives the sector gear to move when moving towards the direction of the mounting plate, the sector gear rotates under the action of the first rack in the moving process to enable the sealing gasket to block the sliding block, and the inert gas stored in the inner groove is introduced into the box body through the connecting hose and the connecting pipe at the moment, so that the further reduction of the fire in the box body is realized, the problem that the fire can be diffused from a heat dissipation port on the power distribution cabinet when a fire disaster occurs in the prior art, other circuit devices are usually arranged around the power distribution cabinet, and the economic loss is increased when the fire disaster occurs is solved;

3. the shielding plate and the storage cavity arranged in the second fire extinguishing mechanism can store dry powder, the part of the shielding plate positioned outside the box body can also be used as a rain shielding tool, when a fire disaster occurs, the vertical plate descends and drives the shielding plate to rotate by taking the support column as the center through the transmission rod, so that the shielding plate is positioned at one end inside the box body downwards, the dry powder flows out and can cover and extinguish flame, the further reduction of the fire behavior in the box body is realized, the problem that the fire behavior can be diffused from a heat dissipation port on a power distribution cabinet when the fire disaster occurs in the prior art is solved, other circuit devices are usually arranged around the power distribution cabinet, and the economic loss is increased when the fire disaster occurs is solved;

4. the storage cavity can be sealed by arranging the protective cover in the second fire extinguishing mechanism, so that dry powder is kept dry, the damp condition of the dry powder is reduced, the protective cover can be automatically opened when the shield plate is positioned at one end inside the box body and faces downwards, the dry powder can automatically flow out, the fire in the box body is further reduced, and the problems that in the prior art, when a fire disaster occurs, the fire disaster can spread from a heat dissipation port on a power distribution cabinet, other circuit devices are usually arranged around the power distribution cabinet, and the economic loss is increased when the fire disaster occurs are solved;

5. the support plate can be clamped on the T-shaped positioning column through the groove in the arranged locking mechanism, the support plate can limit the T-shaped positioning column at the moment, the connecting block is connected with the base, the connecting block and the box body can be separated from the base by pulling the connecting block and the box body upwards after the locking mechanism is taken down, maintenance personnel can conveniently move the power distribution cabinet, and the problem that the power distribution cabinet is inconvenient to move and maintain due to the fact that the power distribution cabinet is fixed and installed through expansion bolts in the prior art is solved;

6. the locking mechanism can be taken down from the supporting mechanism through the arc-shaped knife in the locking mechanism and then used as a tool for stripping the insulating skin of the cable, so that the application range of the locking mechanism is improved, and the locking mechanism is easy to use;

7. the worm in the locking mechanism through setting up can drive the turbine and rotate to the distance between two backup pads of adjustment can satisfy the user demand of different diameter cables, and when auto-lock through worm wheel and worm can make maintenance personal stop turning handle, the distance between two backup pads is fixed, and then convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of a configuration of a distribution board used in a distribution network provided herein;

FIG. 2 is a schematic cross-sectional view of a power distribution panel for use in the power distribution network provided herein;

FIG. 3 is a schematic diagram of an internal configuration of a distribution board for use in the distribution network provided herein;

FIG. 4 is a schematic diagram of a mounting plate of a distribution board for use in the distribution network provided herein;

fig. 5 is a schematic structural diagram of a vertical plate of a distribution board used in the distribution network provided in the present application;

FIG. 6 is a schematic diagram of a thermally conductive drum of a power distribution panel for use in the power distribution network provided herein;

FIG. 7 is a schematic diagram of a separated configuration of a connection socket and a base of a distribution board for use in the distribution network provided herein;

FIG. 8 is a schematic top view of a latching mechanism of a distribution board for use in the distribution network provided herein;

FIG. 9 is a schematic diagram of a cavity of a distribution board for use in the distribution network provided herein;

FIG. 10 is a schematic diagram of a chute of a distribution board for use in the distribution network provided herein;

FIG. 11 is a schematic illustration in partial cross-sectional view of a support plate of a distribution board for use in the distribution network provided herein;

figure 12 is an enlarged schematic view of a power distribution panel for use in the power distribution network provided by the present application at a in figure 2;

figure 13 is an enlarged schematic view of a power distribution panel for use in the power distribution network provided by the present application at B in figure 2;

figure 14 is an enlarged schematic view of a power distribution panel for use in the power distribution network provided by the present application at C in figure 3;

fig. 15 is a schematic structural diagram of a support base of a distribution board used in the distribution network provided by the present application.

1. A power distribution cabinet; 101. a box body; 102. a box door; 103. mounting a plate; 104. an electrical appliance; 105. a heat dissipation port; 106. a connecting seat; 2. a first fire extinguishing mechanism; 201. a heat conducting tube; 202. a piston; 203. a connecting rod; 204. a drive plate; 205. a thermal expansion medium; 206. a vertical plate; 207. a chute; 208. a slider; 209. a connecting pipe; 210. a first slider; 211. a first slide rail; 212. a plugging plate; 213. an inner tank; 214. a sector gear; 215. a gasket; 216. a first rack; 217. a connecting hose; 218. a spring; 219. an inflation valve; 3. a second fire extinguishing mechanism; 301. mounting holes; 302. a support pillar; 303. a shutter; 304. a fire-resistant seal; 305. dry powder; 306. a protective cover; 307. a second slide rail; 308. a second slide carriage; 309. a transmission rod; 310. a storage chamber; 4. a support mechanism; 401. connecting blocks; 402. a slot; 403. a through hole; 404. a base; 405. connecting grooves; 406. inserting a rod; 407. bolt holes; 408. a T-shaped positioning column; 5. a locking mechanism; 501. a supporting seat; 502. a cavity; 503. a chute; 504. a connecting shaft; 505. an adjusting gear; 506. a support plate; 507. a groove; 508. an arc-shaped notch; 509. a guide hole; 510. an arc-shaped knife; 511. a second rack; 512. a worm gear; 513. a worm; 514. a handle.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Example 1:

as shown in fig. 1, this embodiment provides a distribution board for use in distribution network, including switch board 1, be equipped with first fire extinguishing mechanism 2 and two second fire extinguishing mechanism 3 that are located first fire extinguishing mechanism 2 top in switch board 1, can seal and put out a fire to switch board 1 when the conflagration breaing out through setting up first fire extinguishing mechanism 2 and second fire extinguishing mechanism 3, thereby reduce the increase of intensity of a fire and stretch, switch board 1's bottom is equipped with the supporting mechanism 4 that supports switch board 1, can avoid switch board 1 direct and ground contact through setting up supporting mechanism 4, thereby reduce the influence of ground moisture to switch board 1, be equipped with on the supporting mechanism 4 and carry out spacing locking mechanism 5 to supporting mechanism 4.

Example 2:

the scheme of example 1 is further described below in conjunction with specific working modes, which are described in detail below:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, as a preferred embodiment, on the basis of the foregoing manner, further, the power distribution cabinet 1 includes a box body 101, heat dissipation ports 105 are respectively formed on both sides of the box body 101, a door 102 with a lock and a handle is hinged on the front surface of the box body 101 through a hinge, two connection seats 106 are fixedly mounted on the inner walls of both sides of the box body 101, the connection seats 106 serve as a component for connecting the mounting plate 103 and the box body 101, and also serve as a component for limiting the vertical plate 206, so that the vertical plate 206 is more stable when moving up and down, the same mounting plate 103 is fixedly mounted between the four connection seats 106, and a plurality of electrical appliances 104 are mounted on the front surface of the mounting plate 103.

As shown in fig. 1, 2, 3, 5, 6 and 12, as a preferred embodiment, based on the above-mentioned manner, further, the first fire extinguishing mechanism 2 includes a heat conducting cylinder 201 fixedly installed on the front surface of the mounting plate 103, the heat conducting cylinder 201 may be made of copper, the copper has high thermal conductivity and is convenient for transferring heat to the thermal expansion medium 205 in case of fire, a piston 202 is slidably connected inside the heat conducting cylinder 201, a connecting rod 203 is fixedly installed at the middle portion of the bottom end of the piston 202, the bottom end of the connecting rod 203 passes through the heat conducting cylinder 201 and extends to the lower side of the heat conducting cylinder 201 and is fixedly installed with a driving plate 204, a spring 218 is fixedly installed at the bottom end of the driving plate 204, the spring 218 can support the heat conducting plate 204 and the components connected thereto after or after the fire occurs, the bottom end of the spring 218 is fixedly connected with the bottom of the inner cavity of the box 101, the thermal expansion medium 205 located above the piston 202 is stored in the connecting rod 203, the thermal expansion medium 205 is benzene, which has high thermal expansion, the automatic lifting components in the prior art are electronic devices, the operation of the electronic devices needs electric energy, and the electric circuit is interrupted when a fire breaks out, so that the electronic devices lose the function, but the design of the invention can not need electric energy, specifically, the thermal expansion medium 205 expands when heated, pushes the piston 202 to descend, and pushes the connecting rod 203 and the transmission plate 204 to descend through the piston 202, so that the vertical plate 206 is driven.

As shown in fig. 1, 2, 3, 5, 6 and 12, as a preferred embodiment, on the basis of the above manner, further, vertical plates 206 are fixedly mounted on both sides of the top of the driving plate 204, the top ends of the vertical plates 206 pass through the connecting seat 106 and extend above the connecting seat 106, the vertical plates 206 are slidably connected with the inner wall of the connecting seat 106, inclined slots 207 are formed on the front surfaces of the two vertical plates 206, sliding blocks 208 are slidably connected in the two inclined slots 207, connecting pipes 209 are fixedly mounted on the front surfaces of the two sliding blocks 208, the connecting pipes 209 can be used as components for supporting the blocking plates 212 and can also convey inert gas in the inner grooves 213, one ends of the two connecting pipes 209 far away from each other pass through the two heat dissipation ports 105 and are hinged with first sliding seats 210, first sliding rails 211 are slidably connected to the inner walls of the two first sliding seats 210, and blocking plates 212 are fixedly mounted on the outer side surfaces of the two first sliding rails 211, in the prior art, when a fire disaster occurs, air enters the box body 101 from the heat dissipation port 105 to cause the fire intensity to increase, and the fire intensity can be diffused to the outside from the heat dissipation port 105.

As shown in fig. 1, 2, 3, 5, 6 and 12, as a preferred embodiment, on the basis of the above-mentioned manner, further, the top ends of two plugging plates 212 are hinged with both sides of the box 101, an inner groove 213 is formed inside each of the two plugging plates 212, inert gas which is carbon dioxide gas is stored in the inner groove 213, an inflation valve 219 which is communicated with the inner groove 213 is fixedly installed on each of the two plugging plates 212, the inner groove 213 can be inflated by installing the inflation valve 219, a sector gear 214 is hinged on the top of one end of each of the two connecting pipes 209, a sealing gasket 215 which blocks the connecting pipe 209 is fixedly installed on one side of the sector gear 214 which is close to the connecting pipe 209, in the prior art, fire extinguishing in case of fire occurrence of the distribution cabinet 1 is mostly performed manually, cables are laid around the distribution cabinet 1 as a device in a circuit, and the cables are in a cable state, specifically, when the connecting pipe 209 moves towards the mounting plate 103, the sector gear 214 rotates under the action of the first rack 216, so that the sealing gasket 215 is separated from the connecting pipe 209, inert gas can enter the box body 101 from the connecting pipe 209 at the moment, the top end of the sector gear 214 is meshed and connected with the first rack 216, the first rack 216 is fixedly connected with the front surface of the mounting plate 103, the connecting hose 217 is fixedly communicated between the connecting pipe 209 and the inner groove 213, and the connecting hose 217 serving as a part for communicating the blocking plate 212 and the connecting pipe 209 can enable the inert gas in the inner groove 213 to enter the connecting pipe 209 so as to extinguish fire.

As shown in fig. 1, 2, 3, 4, 13 and 14, as a preferred embodiment, in addition to the above-mentioned manner, the second fire extinguishing mechanism 3 includes an installation hole 301 opened on the side surface of the box 101 and located above the heat dissipating port 105, two support columns 302 are fixedly installed in the installation hole 301, a shielding plate 303 whose two ends are respectively located inside and outside the box 101 is connected between the two support columns 302 through a bearing, the structure for shielding rain of the heat dissipating port 105 in the prior art only has a rain shielding function, the shielding plate 303 in the present invention not only can shield rain of the heat dissipating port 105, but also can be used as a storage component, the dry powder 305 stored inside can play a fire extinguishing role when a fire occurs, a fire-proof sealing member 304 is fixedly connected between the outer surface of the shielding plate 303 and the inner wall of the installation hole 301, the fire-proof sealing member 304 is a mica tape, and the mica tape has high fire resistance, the structure is compact, the air permeability is poor, a gap between the shielding plate 303 and the mounting hole 301 can be sealed through the fireproof sealing piece 304, air can be prevented from entering the box body 101 from the mounting hole 301, a storage cavity 310 is formed in the shielding plate 303, dry powder 305 is placed in the storage cavity 310, one end, located inside the box body 101, of the shielding plate 303 is hinged to the protective cover 306, when one end, located inside the box body 101, of the shielding plate 303 faces downwards, the protective cover 306 is opened under the action of gravity, the dry powder 305 flows out to cover flames at the moment, and therefore the fire is reduced, the bottom of the shielding plate 303 is fixedly provided with a second sliding rail 307 located inside the box body 101, the outer surface of the second sliding rail 307 is connected with a second sliding seat 308 in a sliding mode, the bottom end of the second sliding seat 308 is hinged to a transmission rod 309, the bottom end of the transmission rod 309 is hinged to the top end of the vertical plate 206, and the vertical plate 206 and the shielding plate 303 can be connected together through the transmission rod 309 and other components, thereby achieving the transmission of power.

As shown in fig. 1, 2, 3 and 7, as a preferred embodiment, based on the above manner, further, the supporting mechanism 4 includes a base 404, a connecting groove 405 is formed at the top of the base 404, two inserting rods 406 and two T-shaped positioning pillars 408 located between the two inserting rods 406 are fixedly installed at the bottom of an inner cavity of the connecting groove 405, two bolt holes 407 are further formed at the bottom of the inner cavity of the connecting groove 405, the supporting mechanism 4 can be fixed on the ground by using expansion bolts through the bolt holes 407, i.e. the circuit device is fixed on the ground, a connecting block 401 fixedly connected with the box 101 at the top is inserted into the connecting groove 405, slots 402 are formed at both sides of the bottom of the connecting block 401, the two slots 402 are respectively inserted into outer surfaces of the two inserting rods 406, two through holes 403 located between the two slots 402 are further formed at the bottom of the connecting block 401, the two through holes 403 are respectively matched and spliced with the two T-shaped positioning columns 408, the power distribution cabinet 1 in the prior art is mostly fixed on the ground through expansion bolts, when the power distribution cabinet 1 needs to return to a factory for maintenance, the traditional fixing mode through the expansion bolts is inconvenient for moving the power distribution cabinet 1, through the design of the invention, the power distribution cabinet 1 can be conveniently moved, the specific operation is as follows, the rotating handle 514 drives the worm wheel 512 to rotate through the worm 513, the connecting shaft 504 and the connecting shaft 504 are driven to rotate through the worm wheel 512, the connecting shaft 504 drives the two supporting plates 506 to be away from each other through the two second racks 511, the supporting seat 501 is pulled upwards to take down the locking mechanism 5, then the power distribution cabinet 1 is pulled upwards to separate the connecting block 401 from the base 404, thereby the box body 101 can be conveniently moved, maintenance personnel can conveniently move the power distribution cabinet 1, and the problem that the power distribution cabinet 1 in the prior art is inconvenient to move after being fixedly installed through the expansion bolts is solved, leading to the problem of inconvenient maintenance.

As shown in fig. 1, 2, 3, 7, 8, 9, 10, 11, and 15, as a preferred embodiment, on the basis of the foregoing manner, further, the locking mechanism 5 includes a support seat 501 located inside the connection block 401, a cavity 502 and a sliding groove 503 located below the cavity 502 are formed in the support seat 501, a connection shaft 504 is connected to a middle portion of the sliding groove 503 through a bearing, an adjustment gear 505 located in the cavity 502 is fixedly sleeved on an outer surface of the connection shaft 504, support plates 506 are respectively disposed on two sides of the adjustment gear 505, guide holes 509 are respectively formed in middle portions of two support plates 506 close to one side, through which the second rack 511 can conveniently pass, arc notches 508 are respectively formed in one sides of the two guide holes 509 close to the connection shaft 504, through which the arc notches 508 can avoid the adjustment gear 505 from contacting the support plates 506, two concave portions symmetrically distributed by taking the guide holes 509 as centers are respectively formed in one side of the two support plates 506 close to one another Groove 507, equal fixedly connected with arc sword 510 in four recesses 507, four arc sword 510 respectively with the outer surface contact of two T shape reference columns 408, take off locking mechanism 5 back from supporting mechanism 4, arrange the cable in between two arc sword 510 and rotate handle 514, two backup pads 506 are close to each other this moment, and arc sword 510 and the insulating skin contact of cable, it makes arc sword 510 can carry out the girdling to the insulating skin of cable to rotate locking mechanism 5, thereby make locking mechanism 5 when the structure as fixed supporting mechanism 4, can also take off and use as the instrument of peeling off the insulating skin of cable.

As shown in fig. 1, 2, 3, 7, 8, 9, 10 and 11, as a preferred embodiment, on the basis of the above manner, further, second racks 511 are fixedly installed in the two guide holes 509, the two second racks 511 are respectively engaged with two sides of the adjusting gear 505, an end portion of the connecting shaft 504 passes through the sliding groove 503 and extends into the cavity 502 and is fixedly connected with a worm wheel 512, one side of the worm wheel 512 is engaged with a worm 513, one end of the worm 513 passes through the cavity 502 and extends to the outside of the supporting seat 501 and is fixedly connected with a handle 514, and when the maintenance worker stops rotating the handle 514 through self-locking of the worm wheel 512 and the worm 513, a distance between the two supporting plates 506 is fixed, thereby facilitating use.

Example 3:

the schemes of example 1 and example 2 are further described below in conjunction with specific working examples, which are described in detail below:

specifically, the distribution board used in the distribution network and the use method thereof comprise the following steps when in work/use:

the method comprises the following steps: when the conflagration breaing out in switch board 1, first mechanism 2 of putting out a fire seals switch board 1 and lets in inert gas in to switch board 1 under the effect of heat production when the conflagration, reduces increasing and stretching of the interior intensity of a fire of switch board 1, and concrete flow is: the heat generated by a fire in the power distribution cabinet 1 heats the heat conducting cylinder 201, the heat is transferred to the thermal expansion medium 205 through the heat conducting cylinder 201 to cause the thermal expansion medium 205 to expand by heating, the connecting rod 203 and the driving plate 204 are pushed to descend in the expansion process of the thermal expansion medium 205, the two vertical plates 206 are driven to descend by the driving plate 204, the slide block 208 and the connecting pipe 209 are driven by the chute 207 to move towards the mounting plate 103 in the descending process of the vertical plates 206, the blocking plate 212 is driven by the connecting pipe 209 to move towards the heat dissipation opening 105 and block the heat dissipation opening 105, so that the situation that outside air enters the box body 101 from the heat dissipation opening 105 is reduced, the fan-shaped gear 214 is driven to move by the connecting pipe 209 when moving towards the mounting plate 103, the fan-shaped gear 214 rotates under the action of the first rack 216 in the moving process to cause the blocking of the seal gasket 215 to the slide block 208 to be released, and at the moment, the inert gas stored in the inner groove 213 is introduced into the box body 101 through the connecting hose 217 and the connecting pipe 209, further reducing the fire in the box body 101, thereby playing a role of extinguishing fire;

step two: first mechanism 2 of putting out a fire drives the second mechanism 3 of putting out a fire to 3 rotations of in-process that switch board 1 sealed and makes the second put out a fire dry powder 305 in the mechanism 3 and flow out, can further reduce the increase and stretch of the interior intensity of a fire of switch board 1 through dry powder 305, and concrete flow is: the shielding plate 303 and the storage cavity 310 in the second fire extinguishing mechanism 3 can store the dry powder 305, and in case of fire, the vertical plate 206 descends and drives the shielding plate 303 to rotate around the supporting column 302 through the transmission rod 309, so that one end of the shielding plate 303 positioned inside the box body 101 faces downwards, and at the moment, the dry powder 305 flows out to extinguish the flame;

step three: supporting mechanism 4 can support switch board 1 for ground is kept away from to switch board 1, reduces moist ground to switch board 1's influence, takes off locking mechanism 5 from supporting mechanism 4 and makes connecting block 401 and spread groove 405 separation be convenient for remove switch board 1, and locking mechanism 5 can regard as the instrument use of peeling off the cable insulating piece through the arc sword 510 that sets up on it after taking off, and concrete flow is: the rotating handle 514 drives the worm wheel 512 to rotate through the worm 513, the worm wheel 512 drives the connecting shaft 504 and the connecting shaft 504 to rotate, the connecting shaft 504 drives the two support plates 506 to be away from each other through the two second racks 511, the support seat 501 is pulled upwards to take the locking mechanism 5 down, the cable is placed between the two arc-shaped knives 510 and the rotating handle 514, at the moment, the two support plates 506 are close to each other, the arc-shaped knives 510 are in contact with the cable insulation skin, the locking mechanism 5 is rotated to enable the arc-shaped knives 510 to perform circular cutting on the cable insulation skin, when the connecting block 401 is placed back to the inside of the connecting groove 405, the two T-shaped positioning columns 408 are placed between the two support plates 506 and correspond to the grooves 507, and then the handle 514 is rotated to enable the two support plates 506 to be close to each other to fix the connection of the connecting block 401 and the base 404.

The above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.