阅读说明：本技术 一种新型安全配电柜及其使用方法 (Novel safe power distribution cabinet and use method thereof ) 是由 郑顺枝 李晓春 林伟成 陈伟荣 郑子豪 罗毅 范兵 郑瑞意 伍绮红 于 2020-12-31 设计创作，主要内容包括：本发明提供一种新型安全配电柜及其使用方法,包括：柜体、柜门和除湿降尘机构,所述除湿降尘机构安装在柜体的侧壁上,且除湿降尘机构和柜体的内腔互相连通；所述除湿降尘机构包括除湿组件和降尘组件,所述除湿组件包括框体和盖板,所述框体固定安装在柜体的侧壁上,所述框体的顶端设有入料口,所述框体内设有分隔板和过滤网。本发明的新型安全配电柜能够确保柜体内部的电子器件能够长时间的使用,消除电子器件短路的安全隐患；确保能够顺利的更换新的活性炭颗粒；往复的刮过滤网内侧的灰尘,确保灰尘能够清理干净并掉落在框体的内底面上；除湿和降尘共用一个吸气泵作为动力源,节约生产成本。(The invention provides a novel safe power distribution cabinet and a using method thereof, wherein the using method comprises the following steps: the cabinet comprises a cabinet body, a cabinet door and a dehumidification and dust fall mechanism, wherein the dehumidification and dust fall mechanism is arranged on the side wall of the cabinet body, and the dehumidification and dust fall mechanism is communicated with the inner cavity of the cabinet body; dehumidification dust fall mechanism includes dehumidification subassembly and dust fall subassembly, the dehumidification subassembly includes framework and apron, framework fixed mounting is on the lateral wall of the cabinet body, the top of framework is equipped with the pan feeding mouth, be equipped with division board and filter screen in the framework. The novel safety power distribution cabinet can ensure that electronic devices in the cabinet body can be used for a long time, and eliminates the potential safety hazard of short circuit of the electronic devices; ensuring that the new active carbon particles can be smoothly replaced; the dust on the inner side of the filter screen is scraped in a reciprocating manner, so that the dust can be cleaned and falls on the inner bottom surface of the frame body; and one air suction pump is used as a power source for dehumidification and dust fall, so that the production cost is saved.)

1. The utility model provides a novel safe switch board, its characterized in that, novel safe switch board includes: the cabinet comprises a cabinet body (1), a cabinet door (11) and a dehumidifying and dust-settling mechanism (2), wherein the dehumidifying and dust-settling mechanism (2) is installed on the side wall of the cabinet body (1), and the dehumidifying and dust-settling mechanism (2) is communicated with the inner cavity of the cabinet body (1);

the dehumidification and dust fall mechanism (2) comprises a dehumidification assembly and a dust fall assembly, the dehumidification assembly comprises a frame body (21) and a cover plate (22), the frame body (21) is fixedly installed on the side wall of the cabinet body (1), a feeding port (216) is formed in the top end of the frame body (21), a partition plate (211) and a filter screen (212) are arranged in the frame body (21), a plurality of through holes are formed in the partition plate (211), the partition plate (211) and the filter screen (212) divide the interior of the frame body (21) into a first cavity (213), a second cavity (214) and a third cavity (215), the first cavity (213) is used for containing activated carbon particles, and the inner end of the third cavity (215) is communicated with the inner cavity of the cabinet body (1);

the dehumidification assembly further comprises an air suction pump (231), an air suction pipe (232) and a ring-shaped pipe (233), the air suction pump (231) is fixed on the side wall of the frame body (21), the ring-shaped pipe (233) is fixed on the outer side of the cover plate (22), the ring-shaped pipe (233) is communicated with the first chamber (213), and the third chamber (215), the second chamber (214), the first chamber (213), the ring-shaped pipe (233) and the air suction pipe (232) form an air flow channel.

2. The novel safety power distribution cabinet according to claim 1, characterized in that: the dust fall subassembly includes pneumatic gear (241), threaded rod (242), guide bar (243) and activity strip (244), pneumatic gear (241) are installed on the top of framework (21), threaded rod (242) rotate the setting between the interior top surface and the interior bottom surface of framework (21), the output shaft of pneumatic gear (241) and the top of threaded rod (242) are connected, guide bar (243) are fixed between the interior top surface and the interior bottom surface of framework (21), guide bar (243) and threaded rod (242) are parallel to each other, activity strip (244) and threaded rod (242) threaded connection, activity strip (244) horizontal distribution, the outside of activity strip (244) is equipped with the brush, and the inboard of brush and filter screen (212) is inconsistent.

3. The dustfall assembly of claims 1 and 2, characterized in that: the dust fall subassembly still includes outlet duct (234), connecting pipe (235), first valve (236), second valve (237), first touch switch and second touch switch, the gas outlet intercommunication of outlet duct (234) and aspirator pump (231) is passed through in connecting pipe (235), two air inlets intercommunication with pneumatic gear (241) are respectively at the both ends of connecting pipe (235), first valve (236), second valve (237) set up respectively on the both ends of connecting pipe (235), first touch switch sets up on the interior bottom surface of framework (21), first touch switch and first valve (236) electric connection, the setting of second touch switch is on the interior top surface of framework (21), second touch switch and second valve (237) electric connection.

4. The novel safety power distribution cabinet according to claim 1, characterized in that: the inboard of apron (22) is rotated and is equipped with a plurality of first pivots, and is a plurality of first pivot is the rectangular array and distributes, be equipped with at least three spacing block (221) on the lateral wall of first pivot, it is a plurality of spacing block (221) are along the lateral wall of first pivot evenly distributed on circumference, first pivot, spacing block (221) all are located first cavity (213), and are a plurality of spacing block (221) are used for keeping apart the active carbon granule in first cavity (213) each other.

5. The novel safety power distribution cabinet according to claim 1, characterized in that: the inboard bottom of apron (22) is rotated and is equipped with a plurality of second pivots, and is a plurality of the second pivot is arranged along the horizontal direction, one of them be equipped with knob (226) on the outer end of second pivot, the inner of second pivot is equipped with dials moving plate (222), and is a plurality of the outer end of second pivot all is equipped with sprocket (224), and is a plurality of be equipped with chain (225) between sprocket (224).

6. The novel safety power distribution cabinet according to claim 5, characterized in that: the number of the poking pieces (222) is at least three, the poking pieces (222) are uniformly distributed along the circumferential direction of the second rotating shaft, the poking pieces (222) are made of elastic materials, and the outer surfaces of the poking pieces (222) are uniformly provided with grains.

7. A novel safe switch board of claim 5 and 6, characterized in that: the bottom end of the inner side of the cover plate (22) is provided with two material guide blocks (223), the two material guide blocks (223) are respectively distributed at the front end and the rear end of the inner side of the cover plate (22), the cross section of each material guide block (223) is of a triangular structure, and the plurality of second rotating shafts and the plurality of toggle pieces (222) are located between the two material guide blocks (223).

8. The novel safety power distribution cabinet according to claim 1, characterized in that: one side of the annular pipe (233) close to the cover plate (22) is provided with a plurality of air vents (238), the air vents (238) are uniformly distributed along the annular pipe (233), and the inner ends of the air vents (238) extend into the first chamber (213).

9. A novel safety power distribution cabinet according to claim 3, characterized in that: the automatic temperature control device is characterized by further comprising a control module, a humidity sensor and a reminding module, wherein the first valve (236), the second valve (237), the first touch switch, the second touch switch, the getter pump (231), the humidity sensor and the reminding module are electrically connected with the control module, and the humidity sensor and the reminding module are electrically connected.

10. The utility model provides a novel safe switch board's application method which characterized in that:

and (3) feeding operation: opening a feeding port (216), and putting activated carbon particles into the first chamber (213) through the feeding port (216);

and (3) dehumidifying operation: starting an air suction pump (231), wherein air in the cabinet body (1) passes through a third chamber (215), a second chamber (214), a first chamber (213), a ring-shaped pipe (233) and an air suction pipe (232) in sequence and is sucked by the air suction pump (231), and active carbon particles in the first chamber (213) adsorb moisture in flowing air;

dust fall operation: floating dust in the air in the cabinet body (1) is blocked by the filter screen (212), the air in the air suction pump (231) sequentially enters the pneumatic gear (241) through the air outlet pipe (234) and the connecting pipe (235), and the pneumatic gear (241) drives the brush to brush floating dust particles adhered to the inner side of the filter screen (212) through the threaded rod (242) and the movable strip (244);

switching operation: when the movable bar (244) is pressed against the first touch switch, the first valve (236) is closed and the second valve (237) is simultaneously opened, and when the movable bar (244) is pressed against the second touch switch, the first valve (236) is opened and the second valve (237) is simultaneously closed.

Technical Field

The invention relates to the technical field of power distribution cabinets, in particular to a novel safe power distribution cabinet and a using method thereof.

Background

The power distribution cabinet is the final-stage equipment of a power distribution system and can be specifically divided into a power distribution cabinet, a lighting distribution cabinet and a metering cabinet. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. The power distribution cabinet comprises a draw-out type cabinet and a fixed type cabinet, wherein the draw-out type cabinet is relatively small in space, convenient to maintain, multiple in wire outlet paths and high in manufacturing cost; fixed cabinets have relatively few outlet loops, but have a large footprint.

The inside of the cabinet body can be entered into to the external dust of switch board in the in-process that uses, and its life is shortened easily on the electronic components of cabinet body inside to the dust parcel that scatters, and on the other hand, every is to the plum rain season china south and will be rained greatly in the south, and raining causes cabinet body inside air humidity easily, also can influence the life of the electronic components of cabinet body inside, and serious person probably takes place the short circuit harm. The existing power distribution cabinet has the following defects: 1. moisture in the cabinet body cannot be effectively cleaned, the service life of electronic devices is shortened, and the potential safety hazard of short circuit exists; 2. the dust in the cabinet body can not be effectively cleaned, so that the dust is accumulated on the electronic device, and the service life of the electronic device is shortened.

Disclosure of Invention

In view of the above disadvantages of the prior art, an object of the present invention is to provide a novel safety power distribution cabinet, which is used to solve the problems that in the prior art, moisture inside a cabinet cannot be effectively cleaned, the service life of an electronic device is shortened, and a short circuit potential safety hazard exists; the dust of the internal portion of unable effectual clearance cabinet leads to the dust to pile up on electronic device, shortens electronic device's life's problem.

In order to achieve the above objects and other related objects, the present invention provides a novel safety distribution cabinet, including: the cabinet comprises a cabinet body, a cabinet door and a dehumidification and dust fall mechanism, wherein the dehumidification and dust fall mechanism is arranged on the side wall of the cabinet body, and the dehumidification and dust fall mechanism is communicated with the inner cavity of the cabinet body;

the dehumidification and dust fall mechanism comprises a dehumidification assembly and a dust fall assembly, the dehumidification assembly comprises a frame body and a cover plate, the frame body is fixedly mounted on the side wall of the cabinet body, a feeding opening is formed in the top end of the frame body, a partition plate and a filter screen are arranged in the frame body, a plurality of through holes are formed in the partition plate, the partition plate and the filter screen divide the interior of the frame body into a first cavity, a second cavity and a third cavity, the first cavity is used for containing active carbon particles, and the inner end of the third cavity is communicated with the inner cavity of the cabinet body;

the dehumidification assembly further comprises an air suction pump, an air suction pipe and a ring pipe, the air suction pump is fixed on the side wall of the frame body, the ring pipe is fixed on the outer side of the cover plate, the ring pipe is communicated with the first cavity, and the third cavity, the second cavity, the first cavity, the ring pipe and the air suction pipe form an air flow channel.

Preferably, the dust fall subassembly includes pneumatic gear, threaded rod, guide bar and activity strip, pneumatic gear installs on the top of framework, the threaded rod rotates to set up between the interior top surface and the interior bottom surface of framework, pneumatic gear's output shaft and the top of threaded rod are connected, the guide bar is fixed between the interior top surface and the interior bottom surface of framework, guide bar and threaded rod are parallel to each other, activity strip and threaded rod threaded connection, activity strip horizontal distribution, the outside of activity strip is equipped with the brush, and the inboard conflict of brush and filter screen.

Preferably, the dust fall subassembly still includes outlet duct, connecting pipe, first valve, second valve, first touch switch and second touch switch, the gas outlet intercommunication of outlet duct and aspirator pump is passed through to the connecting pipe, the both ends of connecting pipe communicate with two air inlets of pneumatic gear respectively, first valve, second valve set up respectively on the both ends of connecting pipe, first touch switch sets up on the interior bottom surface of framework, first touch switch and first valve electric connection, second touch switch sets up on the interior top surface of framework, second touch switch and second valve electric connection.

Preferably, the inboard of apron is rotated and is equipped with a plurality of first pivots, and is a plurality of first pivot is the rectangular array and distributes, be equipped with at least three spacing block on the lateral wall of first pivot, it is a plurality of the spacing block is along the lateral wall of first pivot evenly distributed in week, first pivot, spacing block all are located first cavity, and are a plurality of the spacing block is used for keeping apart the active carbon granule in the first cavity each other.

Preferably, the inboard bottom of apron is rotated and is equipped with a plurality of second pivots, and is a plurality of the second pivot is arranged along the horizontal direction, one of them be equipped with the knob on the outer end of second pivot, the inner of second pivot is equipped with dials the moving plate, and is a plurality of the outer end of second pivot all is equipped with the sprocket, and is a plurality of be equipped with the chain between the sprocket.

Preferably, the number of the poking pieces is at least three, and the poking pieces are uniformly distributed along the circumferential direction of the second rotating shaft and are made of elastic materials, and the outer surfaces of the poking pieces are uniformly provided with grains.

Preferably, two material guide blocks are arranged at the bottom end of the inner side of the cover plate, the two material guide blocks are respectively distributed at the front end and the rear end of the inner side of the cover plate, the cross section of each material guide block is of a triangular structure, and the plurality of second rotating shafts and the plurality of shifting pieces are located between the two material guide blocks.

Preferably, one side that the annular tube is close to the apron is equipped with a plurality of blow vents, and is a plurality of the blow vent is along annular tube evenly distributed, the inner of blow vent extends to in the first chamber.

Preferably, still include control module, humidity transducer and remind the module, first valve, second valve, first touch switch, second touch switch, aspirator pump, humidity transducer, remind the module all and control module between electric connection, humidity transducer and warning module electric connection.

In addition, the invention also provides a use method of the novel safety power distribution cabinet, which comprises the following steps:

and (3) feeding operation: opening the material inlet, and putting activated carbon particles into the first chamber through the material inlet;

and (3) dehumidifying operation: starting an air suction pump, wherein air in the cabinet body is sucked by the air suction pump through a third chamber, a second chamber, a first chamber, an annular pipe and an air suction pipe in sequence, and active carbon particles in the first chamber adsorb moisture in flowing air;

dust fall operation: floating dust in the air in the cabinet body is blocked by the filter screen, the gas in the air suction pump enters the pneumatic gear through the air outlet pipe and the connecting pipe in sequence, and the pneumatic gear drives the brush to brush floating dust particles adhered to the inner side of the filter screen through the threaded rod and the movable strip;

switching operation: when the movable strip presses the first touch switch, the first valve is closed and the second valve is opened at the same time, and when the movable strip presses the second touch switch, the first valve is opened and the second valve is closed at the same time.

As mentioned above, the novel safety power distribution cabinet disclosed by the invention at least has the following beneficial effects:

1. when the air-conditioning cabinet is used, the air suction pump is started, negative pressure is generated at the air inlet end of the air suction pump, moisture in the cabinet body sequentially passes through the third chamber and the second chamber and enters the first chamber, and at the moment, the moisture in the first chamber is adsorbed by the activated carbon particles, so that the inside of the cabinet body is kept in a relatively dry state, the electronic devices in the cabinet body can be used for a long time, and the potential safety hazard of short circuit of the electronic devices is eliminated;

2. the first rotating shafts and the isolating pieces which are distributed in an array mode can isolate the activated carbon particles in the first cavity, the activated carbon particles are prevented from being agglomerated after moisture is absorbed and being difficult to flow downwards and flow out of the discharge hole when the activated carbon particles are replaced, and the activated carbon particles can be replaced smoothly;

3. when the activated carbon particles in the first cavity need to be taken out, the knob is held by a hand and rotation force is applied, the knob drives one of the second rotating shafts to rotate, the second rotating shaft rotates to drive the other second rotating shafts to rotate simultaneously through the chain and the plurality of chain wheels, the second rotating shaft drives the shifting piece at the inner end of the second rotating shaft to rotate so as to shift the activated carbon particles at the bottom end of the first cavity to fall downwards, the activated carbon particles fall downwards and fall out of the discharge hole, in addition, the shifting piece is made of rubber materials, can deform properly and can be driven to fall downwards more easily;

4. in the using process, when the movable strip moves downwards and extrudes the first touch switch, the first valve is closed and the second valve is opened at the same time, at the moment, air in the air suction pump is filled into the pneumatic gear through the air outlet pipe, the connecting pipe and the second valve, the pneumatic gear drives the threaded rod to rotate in the positive direction, the threaded rod drives the movable strip to move upwards, and the movable strip drives the brush to move upwards and brush off dust on the inner side of the filter screen; when the movable strip moves upwards and extrudes the second touch switch, the first valve is opened and the second valve is closed at the same time, air in the air suction pump is filled into the pneumatic gear through the air outlet pipe, the connecting pipe and the first valve, the pneumatic gear drives the threaded rod to rotate reversely, the threaded rod drives the movable strip to move downwards, the movable strip drives the hairbrush to move downwards and brush off dust on the inner side of the filter screen, the moving direction of the hairbrush on the movable strip can be switched through the alternate opening and closing of the first valve and the second valve, so that the dust on the inner side of the filter screen is scraped in a reciprocating manner, the dust can be cleaned and falls on the inner bottom surface of the frame body, and a worker can clean the dust on the inner bottom surface of the frame body at regular;

5. during the use, the action of breathing in of aspirator pump can drive the flow of the internal air of cabinet, the air drives its inside floating dust and moisture and flows together, the air flow in-process in floating dust and moisture, floating dust is blockked by the filter screen, then the moisture is adsorbed by activated carbon particle, also the aspirator pump can be for the dehumidification, the dust fall provides mobile power source, meanwhile, the gas outlet of aspirator pump can also pass through pneumatic gear, the threaded rod, the activity strip drives the brush and removes, with the inboard dust of filter screen of scraping, also the aspirator pump can provide power for scraping the dirt, an aspirator pump as the power source is shared to the two, and the production cost is saved.

Drawings

Fig. 1 shows a schematic perspective view of the novel safety power distribution cabinet of the present invention.

Fig. 2 is a schematic perspective view of a dehumidification and dust fall mechanism in the novel safety power distribution cabinet of the invention.

Fig. 3 is a schematic perspective view (another view) of the dehumidification and dust fall mechanism in the novel safety power distribution cabinet of the invention.

Fig. 4 is a partial perspective sectional view of the dehumidification and dust fall mechanism in the novel safety power distribution cabinet of the invention.

Fig. 5 shows a side sectional view of a dehumidifying and dust-settling mechanism in the novel safety power distribution cabinet.

Fig. 6 is a schematic inside perspective view of a cover plate in the novel safety power distribution cabinet of the present invention.

Fig. 7 is a schematic outside perspective view of the cover plate of the novel safety power distribution cabinet of the present invention.

Fig. 8 shows a front view of the inner side of the cover plate in the novel safety switch cabinet of the invention.

Fig. 9 is a schematic perspective view of a dust fall assembly in the novel safety power distribution cabinet according to the present invention.

Fig. 10 shows a block diagram of the novel safety distribution cabinet of the invention.

Element number description: the cabinet body 1, the cabinet door 11, the dehumidification and dust fall mechanism 2, the frame body 21, the partition board 211, the filter screen 212, the first chamber 213, the second chamber 214, the third chamber 215, the material inlet 216, the cover plate 22, the partition piece 221, the toggle piece 222, the material guide block 223, the sprocket 224, the chain 225, the knob 226, the air suction pump 231, the air suction pipe 232, the annular pipe 233, the air outlet pipe 234, the connecting pipe 235, the first valve 236, the second valve 237, the air vent 238, the pneumatic gear 241, the threaded rod 242, the guide rod 243, and the movable strip 244.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1 to 10. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

The following examples are for illustrative purposes only. The various embodiments may be combined, and are not limited to what is presented in the following single embodiment.

Referring to fig. 1, the present invention provides a novel safety power distribution cabinet, including: the cabinet body 1, cabinet door 11 and dehumidification dust fall mechanism 2, dehumidification dust fall mechanism 2 is installed on the lateral wall of the cabinet body 1, and the inner chamber of dehumidification dust fall mechanism 2 and the cabinet body 1 communicates with each other, specifically speaking, cabinet body 1 is cuboid shell mould cupboard, electron device installs the inside at the cabinet body 1, the quantity of dehumidification dust fall mechanism 2 is two, two dehumidification dust fall mechanisms 2 distribute respectively in the left side of the cabinet body 1, the right side both sides, the left side of the cabinet body 1, the rectangle logical groove has all been seted up to the right side both sides, the interior end of dehumidification dust fall mechanism 2 is installed at the logical inslot of rectangle, the whole of dehumidification dust fall mechanism 2 is located the exterior space of the cabinet body 1, ensure electron device's installation space, the inside that dust and the moisture in the cabinet body 1 can pass through the logical groove of rectangle and enter into dehumidification dust fall mechanism 2, the high center.

Referring to fig. 2-5, the dehumidifying and dust-settling mechanism 2 includes a dehumidifying component and a dust-settling component, specifically, the dehumidifying component includes a frame 21 and a cover plate 22, the frame 21 is fixedly mounted on a side wall of the cabinet 1, both left and right ends of the frame 21 are open-type structures, an inner end of the frame 21 is communicated with the rectangular through groove, a top end of the frame 21 is provided with two feeding ports 216, wherein the number of the feeding ports 216 is two, a cross section of the feeding ports 216 is a circular ring structure, the feeding ports 216 are distributed along a vertical direction, a top end of the feeding ports 216 is connected with a cover plate in a threaded manner, the two feeding ports 216 are symmetrically distributed around the frame 21, the cover plate 22 covers an outer end of the frame 21, in addition, a bottom end of the frame 21 is further provided with a discharging port, structures and sizes of the discharging port and the feeding ports 216 are the same, a, the diameter of the through hole is 0.3-0.5mm, when in use, moisture can penetrate through the through hole from inside to outside, the partition board 211 and the filter screen 212 divide the interior of the frame body 21 into a first chamber 213, a second chamber 214 and a third chamber 215, the first chamber 213, the second chamber 214 and the third chamber 215 are all of cuboid structures, the second chamber 214 is located between the first chamber 213 and the third chamber 215, the width of the second chamber 214 is smaller than that of the first chamber 213 and that of the third chamber 215, the first chamber 213 is used for containing activated carbon particles, the inner end of the third chamber 215 is communicated with the inner cavity of the cabinet body 1, wherein the partition board 211 and the filter screen 212 are parallel to each other, the mesh number of the filter screen 212 is 200-325 meshes, floating dust in the cabinet body 1 can be prevented from being blocked on the inner side wall of the filter screen 212, and the phenomenon that the floating dust enters the air suction pump 231 to be blocked is avoided.

When the device is used, the cover plate at the top end of the feeding port 216 is screwed open, a proper amount of activated carbon particles are added into the first cavity 213 through the feeding port 216, the activated carbon particles are uniformly dispersed in the first cavity 213, and the activated carbon particles can absorb moisture entering the first cavity 213; after the active carbon finishes using, twist the cover plate of opening the discharge gate bottom, the outside that the active carbon granule rolled down first cavity 213 through the discharge gate for the inner space of first cavity 213 vacates, so that add new active carbon granule in to first cavity 213 from pan feeding mouth 216 once more, with continuous operation, improve the absorbent effect of moisture.

Referring to fig. 2-5 and 9, the dehumidifying assembly further includes a suction pump 231, a suction pipe 232 and a ring pipe 233, the suction pump 231 is fixed on the side wall of the frame 21, wherein the suction pump 231 is detachably mounted on the front wall of the frame 21 by bolts so as to be replaced and maintained, the ring pipe 233 is fixed on the outer side of the cover plate 22, the center of the ring pipe 233 and the outer side center of the cover plate 22 are substantially overlapped, the suction pipe 232 is disposed between the ring pipe 233 and the air inlet of the suction pump 231, wherein the suction pipe 232 has a first end and a second end which are communicated with each other, the first end is communicated with the ring pipe 233, the second end is communicated with the air inlet of the suction pump 231, the first end and the second end are L-shaped and located in the same horizontal plane, the ring pipe 233 is communicated with the first chamber 213, and specifically, one side of the ring pipe 233 close to the cover plate 22 is provided with a plurality, the cross section of the vent 238 is of a circular ring structure, the plurality of vents 238 are uniformly distributed along the annular tube 233 to ensure that the air inside the first chamber 213 is uniformly sucked into the annular tube 233, thereby avoiding the occurrence of dead corners and the failure of sucking the air inside the first chamber 213, meanwhile, the plurality of vents 238 can also enhance the suction flow of the air, thereby improving the working efficiency, the inner ends of the vents 238 extend into the first chamber 213, thereby enabling the air inside the first chamber 213 to enter the annular tube 233 through the vents 238, and the third chamber 215, the second chamber 214, the first chamber 213, the annular tube 233 and the suction pipe 232 form an airflow channel.

When the cabinet is used, the air suction pump 231 is started, negative pressure is generated at the air inlet end of the air suction pump 231, moisture in the cabinet body 1 sequentially passes through the third chamber 215 and the second chamber 214 and enters the first chamber 213, at the moment, the moisture in the first chamber 213 is adsorbed by the activated carbon particles, so that the inside of the cabinet body 1 is kept in a relatively dry state, the electronic devices in the cabinet body 1 can be used for a long time, the moisture is adsorbed, and dry air enters the air suction pump 231 through the air vent 238, the annular tube 233 and the air suction tube 232 and then is discharged from the air outlet of the air suction pump 231. After continuous rainy days, the air suction pump 231 is started and continuously works for a period of time, so that the electronic devices in the cabinet body 1 can be safely used, and potential safety hazards are eliminated.

Referring to fig. 6-8, a plurality of first rotating shafts are rotatably disposed on an inner side of the cover plate 22, specifically, a first rotating groove is disposed on the inner side of the cover plate 22, one end of the first rotating shaft is rotatably mounted in the first rotating groove, and a lubricating oil is disposed between the first rotating groove and an end portion of the first rotating shaft, so as to ensure that the first rotating shaft can smoothly rotate, and prevent the first rotating shaft from being locked to block activated carbon particles, so that the activated carbon particles can smoothly drop in the first chamber 213 from top to bottom, the plurality of first rotating shafts are distributed in a rectangular array, wherein the inner sides of the first rotating shaft and the cover plate 22 are vertically distributed, at least three spacers 221 are disposed on a sidewall of the first rotating shaft, the plurality of spacers 221 are uniformly distributed along a circumferential direction of the sidewall of the first rotating shaft, the first rotating shaft and the spacers 221 are both disposed in the first chamber 213, the plurality of spacers 221 are used for isolating the activated carbon particles in the first chamber 213 from each other, a gap is left between the outer end of the spacer 221 and the inner end of the vent 238, so as to prevent the spacer 221 from blocking the vent 238, and ensure that the air in the first chamber 213 can smoothly enter the vent 238.

When new activated carbon particles are added into the first cavity 213, the activated carbon particles fall down from top to bottom along the inside of the first cavity 213 under the action of gravity, wherein the activated carbon particles firstly fall on the uppermost row of the rotating shaft and the isolating sheet 221, under the action of gravity of the activated carbon particles, the activated carbon particles drive the first rotating shaft to rotate through the isolating sheet 221, at the moment, the first rotating shaft drives the isolating sheet 221 to rotate, so that the activated carbon particles at the top end of the first cavity 213 fall down through the plurality of rows of the first rotating shafts in sequence, until the activated carbon particles fill the whole first cavity 213, meanwhile, the activated carbon particles in the first cavity 213 can be isolated by the first rotating shafts and the isolating sheets 221 which are distributed in an array manner, and the activated carbon particles are prevented from being blocked after moisture is absorbed into large blocks and difficult to flow down and flow out from a discharge port when the activated carbon particles are replaced, ensuring that the new active carbon particles can be smoothly replaced.

Referring to fig. 6-8, a plurality of second rotating shafts are rotatably disposed at the bottom end of the inner side of the cover plate 22, wherein a second rotating groove is disposed at the bottom end of the inner side of the cover plate 22, the second rotating shafts are rotatably disposed in the second rotating groove, and a lubricant is disposed between the second rotating groove and the second rotating shaft to prevent the second rotating shafts from being locked in the second rotating groove, the plurality of second rotating shafts are arranged along a horizontal direction, a knob 226 is disposed at the outer end of one of the second rotating shafts, anti-slip lines are uniformly disposed in the circumferential direction of the knob 226 to prevent the second rotating shafts from slipping when being held by a hand, the inner ends of the plurality of second rotating shafts are respectively provided with a dial piece 222, the dial pieces 222 are distributed along the length direction of the second rotating shafts, the outer ends of the plurality of second rotating shafts are respectively provided with a sprocket 224, and. The number of the poking pieces 222 is at least three, the plurality of poking pieces 222 are uniformly distributed along the circumferential direction of the second rotating shaft, the poking pieces 222 are outwards protruded relative to the circumferential direction of the second rotating shaft, the poking pieces 222 are made of elastic materials, and the outer surfaces of the poking pieces 222 are uniformly provided with grains so as to increase the friction force between the poking pieces 222 and the activated carbon particles. The bottom end of the inner side of the cover plate 22 is provided with two material guiding blocks 223, the two material guiding blocks 223 are respectively distributed on the front end and the rear end of the inner side of the cover plate 22, the cross section of the material guiding blocks 223 adopts a triangular structure, and the plurality of second rotating shafts and the poking pieces 222 are located between the two material guiding blocks 223.

When the inside active carbon particle of first cavity 213 needs to be taken out, at first open the discharge gate, secondly hold knob 226 and exert rotatory dynamics with the hand, knob 226 drives one of them second pivot rotatory, this second pivot is rotatory to be passed through chain 225, a plurality of sprockets 224 drive other a plurality of second pivots while rotatory, the second pivot drives its inner stir plate 222 rotatory in order to stir the active carbon particle of first cavity 213 bottom and drop downwards, do benefit to the active carbon particle and drop downwards and fall out from the discharge gate, in addition, stir plate 222 and adopt rubber materials to make and form, stir plate 222 can take place appropriate deformation, it drops downwards to drive the active carbon particle more easily. The inboard of two guide blocks 223 all adopts the inclined plane, forms the back taper structure between two inclined planes, can lead into the discharge gate gradually to the active carbon granule in the first cavity 213 in, the active carbon granule drops out from the discharge gate at last, accomplishes the operation of taking out of active carbon.

Referring to fig. 2 to 5, the dust settling assembly includes a pneumatic gear 241, a threaded rod 242, a guide rod 243 and a movable strip 244, the pneumatic gear 241 is installed on the top end of the frame body 21, the threaded rod 242 is rotatably disposed between the inner top surface and the inner bottom surface of the frame body 21, the threaded rod 242 is distributed along the vertical direction, an output shaft of the pneumatic gear 241 is connected to the top end of the threaded rod 242, the guide rod 243 is fixed between the inner top surface and the inner bottom surface of the frame body 21, the guide rod 243 and the threaded rod 242 are parallel to each other, the movable strip 244 is in threaded connection with the threaded rod 242, wherein the movable strip 244 is provided with a guide hole, the guide rod 243 penetrates through the guide hole, the movable strip 244 is horizontally distributed, a brush is disposed on the outer side of the movable strip 244. During the use, pneumatic gear 241 can drive threaded rod 242 and rotate around self axis, under threaded rod 242 and the effect of activity strip 244 threaded connection, activity strip 244 can remove along the direction of height of threaded rod 242, activity strip 244 drives the inboard removal that the filter screen 212 was hugged closely to the brush, thereby scrape the inboard dust of filter screen 212, and simultaneously, the guiding hole of activity strip 244 removes along the length direction of guide bar 243, possess the effect of direction, ensure the removal that activity strip 244 can be stable, make the inboard dust of filter screen 212 of scraping that the brush can be even stable, avoid the unexpected rotatory striking filter screen 212 suddenly of activity strip 244, avoid the inboard dust of filter screen 212 to be bounced once more and fly into the inside of the cabinet body 1, ensure the electron device safe handling in the cabinet body 1.

Referring to fig. 9, the dust settling assembly further includes an air outlet pipe 234, a connecting pipe 235, a first valve 236, a second valve 237, a first touch switch and a second touch switch, the connecting pipe 235 is communicated with an air outlet of the air suction pump 231 through the air outlet pipe 234, specifically, a bottom end of the air outlet pipe 234 is communicated with the air outlet of the air suction pump 231, a top end of the air outlet pipe 234 is communicated with a middle position of the connecting pipe 235, wherein the connecting pipe 235 is of an arc structure, two ends of the connecting pipe 235 are respectively communicated with two air inlets of the air moving gear 241, the first valve 236 and the second valve 237 are respectively disposed at two ends of the connecting pipe 235, the first touch switch is disposed on an inner bottom surface of the frame 21, the first touch switch is electrically connected with the first valve 236, the second touch switch is disposed on an inner top surface of the frame 21, and the second touch switch is electrically connected with the. Referring to fig. 10, the portable air conditioner further includes a control module, a humidity sensor and a reminding module, wherein the first valve 236, the second valve 237, the first touch switch, the second touch switch, the getter pump 231, the humidity sensor and the reminding module are electrically connected to the control module, and the humidity sensor is electrically connected to the reminding module.

In the using process, when the movable strip 244 moves downwards and presses the first touch switch, the first valve 236 is closed and the second valve 237 is opened at the same time, at this time, the air in the air suction pump 231 is filled into the pneumatic gear 241 through the air outlet pipe 234, the connecting pipe 235 and the second valve 237, the pneumatic gear 241 drives the threaded rod 242 to rotate in the positive direction, the threaded rod 242 drives the movable strip 244 to move upwards, and the movable strip 244 drives the brush to move upwards and brush off the dust on the inner side of the filter screen 212; when the movable strip 244 moves upwards and presses the second touch switch, the first valve 236 is opened and the second valve 237 is closed at the same time, at this time, air in the air suction pump 231 is filled into the pneumatic gear 241 through the air outlet pipe 234, the connecting pipe 235 and the first valve 236, the pneumatic gear 241 drives the threaded rod 242 to rotate in the reverse direction, the threaded rod 242 drives the movable strip 244 to move downwards, the movable strip 244 drives the brush to move downwards and brush off dust on the inner side of the filter screen 212, the moving direction of the brush on the movable strip 244 can be switched through the alternative opening and closing of the first valve 236 and the second valve 237, so that dust on the inner side of the filter screen 212 is scraped in a reciprocating manner, the dust can be ensured to be cleaned and fall on the inner bottom surface of the frame 21, and a worker can clean the dust on the inner bottom surface of the frame 21 regularly. In addition, the first valve 236, the second valve 237, the first touch switch, the second touch switch and the suction pump 231 can be automatically controlled by the control module, so that automatic operation is realized, the labor intensity is reduced, and the operation precision is improved. Humidity transducer is installed on the interior roof of the cabinet body 1, and when humidity transducer detected that the humidity of the cabinet body 1 inside exceeded the threshold value, started aspirator pump 231 work through control module, reminded the module simultaneously and sent reminding signal to the suggestion staff. Finally, the air suction action of the air suction pump 231 can drive the air in the cabinet body 1 to flow, the air drives the floating dust and the moisture in the cabinet body to flow together, in the air flow process with the floating dust and the moisture, the floating dust is blocked by the filter screen 212, then the moisture is adsorbed by the activated carbon particles, that is, the air suction pump 231 can provide a flow power source for dehumidification and dust fall, meanwhile, the air outlet of the air suction pump 231 can also drive the brush to move through the pneumatic gear 241, the threaded rod 242 and the movable strip 244 so as to scrape the dust on the inner side of the filter screen 212, that is, the air suction pump 231 can also provide power for scraping the dust, the two share one air suction pump 231 as the power source, and the production cost.

In addition, the invention also provides a use method of the novel safety power distribution cabinet, which comprises the following steps:

and (3) feeding operation: opening the material inlet 216, and putting activated carbon particles into the first chamber 213 through the material inlet 216;

and (3) dehumidifying operation: the air suction pump 231 is started, the air in the cabinet 1 passes through the third chamber 215, the second chamber 214, the first chamber 213, the annular pipe 233 and the air suction pipe 232 in sequence and is sucked by the air suction pump 231, and meanwhile, the activated carbon particles in the first chamber 213 adsorb moisture in the flowing air;

dust fall operation: floating dust in the air inside the cabinet 1 is blocked by the filter screen 212, the air in the air suction pump 231 sequentially enters the pneumatic gear 241 through the air outlet pipe 234 and the connecting pipe 235, and the pneumatic gear 241 drives the brush to brush away floating dust particles adhered to the inner side of the filter screen 212 through the threaded rod 242 and the movable strip 244;

switching operation: when the movable bar 244 presses the first touch switch, the first valve 236 is closed and the second valve 237 is simultaneously opened, and when the movable bar 244 presses the second touch switch, the first valve 236 is opened and the second valve 237 is simultaneously closed.

In summary, when the present invention is used, the getter pump 231 is started, negative pressure is generated at the air inlet end of the getter pump 231, moisture inside the cabinet 1 sequentially passes through the third chamber 215 and the second chamber 214 and enters the first chamber 213, and at this time, the moisture inside the first chamber 213 is adsorbed by the activated carbon particles, so that the inside of the cabinet 1 is kept in a relatively dry state, it is ensured that the electronic devices inside the cabinet 1 can be used for a long time, and the safety hazard of short circuit of the electronic devices is eliminated; the first rotating shafts and the isolating pieces 221 which are distributed in an array form can isolate the activated carbon particles in the first cavity 213, so that the activated carbon particles are prevented from being agglomerated into large blocks after moisture is absorbed and difficult to flow downwards and flow out of a discharge hole when the activated carbon particles are replaced, and the activated carbon particles can be smoothly replaced; when the activated carbon particles in the first cavity 213 need to be taken out, the knob 226 is held by a hand and rotation force is applied, the knob 226 drives one of the second rotating shafts to rotate, the second rotating shaft rotates to drive other second rotating shafts to rotate simultaneously through the chain 225 and the plurality of chain wheels 224, the second rotating shaft drives the shifting piece 222 at the inner end of the second rotating shaft to rotate so as to shift the activated carbon particles at the bottom end of the first cavity 213 to fall downwards, the activated carbon particles fall downwards and fall out of the discharge hole, in addition, the shifting piece 222 is made of rubber materials, the shifting piece 222 can deform properly, and the activated carbon particles are more easily driven to fall downwards; in the using process, when the movable strip 244 moves downwards and presses the first touch switch, the first valve 236 is closed and the second valve 237 is opened at the same time, at this time, the air in the air suction pump 231 is filled into the pneumatic gear 241 through the air outlet pipe 234, the connecting pipe 235 and the second valve 237, the pneumatic gear 241 drives the threaded rod 242 to rotate in the positive direction, the threaded rod 242 drives the movable strip 244 to move upwards, and the movable strip 244 drives the brush to move upwards and brush off the dust on the inner side of the filter screen 212; when the movable strip 244 moves upwards and presses the second touch switch, the first valve 236 is opened and the second valve 237 is closed at the same time, at this time, air in the air suction pump 231 is filled into the pneumatic gear 241 through the air outlet pipe 234, the connecting pipe 235 and the first valve 236, the pneumatic gear 241 drives the threaded rod 242 to rotate reversely, the threaded rod 242 drives the movable strip 244 to move downwards, the movable strip 244 drives the brush to move downwards and brush off dust on the inner side of the filter screen 212, the moving direction of the brush on the movable strip 244 can be switched through the alternate opening and closing of the first valve 236 and the second valve 237, so that dust on the inner side of the filter screen 212 is scraped in a reciprocating manner, the dust can be ensured to be cleaned and fall on the inner bottom surface of the frame 21, and a worker can clean the dust on the inner bottom surface of the frame 21 regularly; during the use, the action of breathing in of aspirator pump 231 can drive the flow of the interior air of cabinet 1, the air drives its inside floating dust and moisture to flow together, the air flow in-process with floating dust and moisture, floating dust is blockked by filter screen 212, then the moisture is adsorbed by the active carbon granule, also the aspirator pump 231 can be for the dehumidification, the dust fall provides mobile power source, meanwhile, the gas outlet of aspirator pump 231 can also pass through pneumatic gear 241, threaded rod 242, movable strip 244 drives the brush and removes, in order to scrape the dust of filter screen 212 inboard, also the aspirator pump 231 can provide power for scraping the dust, the two share aspirator pump 231 as the power source, and the production cost is saved. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.