CN115764585A

CN115764585A - Energy-saving power distribution cabinet and control system

Info

Publication number: CN115764585A
Application number: CN202211705803.8A
Authority: CN
Inventors: 陈华雄
Original assignee: Guangdong Zhuobi Information Technology Co ltd
Current assignee: Guangdong Zhuobi Information Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-03-07

Abstract

The invention relates to the technical field of power distribution cabinets, in particular to an energy-saving power distribution cabinet and a control system, which comprise a power distribution cabinet and a vent arranged on the power distribution cabinet, and are characterized in that a reaction component is fixedly arranged in a bottom plate of the power distribution cabinet, a guide pipe penetrates through the reaction component, a guide rod is arranged at the other end of the guide pipe, a blowing component is fixedly arranged on a side plate of the power distribution cabinet, the connection part of the guide pipe and the guide rod is positioned in the blowing component, a water baffle is fixedly arranged at the bottom end of the guide rod, and when quicklime in a water and quicklime storage box reacts, water vapor evaporated by a large amount of heat can push the water baffle to block the vent and is matched with a blocking block to block the vent in a better sealing manner, so that the vent can be rapidly blocked when water enters the power distribution cabinet, and the blocking effect can be gradually increased.

Description

Energy-saving power distribution cabinet and control system

Technical Field

The invention relates to the technical field of power distribution cabinets, in particular to an energy-saving power distribution cabinet and a control system.

Background

The distribution cabinet is a final-stage device of a distribution system. The power distribution cabinet is a general name of a motor control center. The switch board is used in the load comparison dispersion.

As distribution system's final stage equipment, the switch board is in outdoor wide use, it charges and near crossing traffic light switch board at outdoor electric motor car, all has wide use, and under the rainfall weather in city, in the impact of rainwater and the urban waterlogging, the rainwater all very enters into inside the switch board from the vent department of switch board easily, and the rainwater that enters into in the switch board is too much, and the rainwater will contact the electronic component in the switch board, makes its short circuit that produces, causes economic loss.

Disclosure of Invention

Solves the technical problem

Aiming at the defects in the prior art, the invention provides an energy-saving power distribution cabinet and a control system, which can effectively solve the problem of how to prevent rainwater and waterlogging from entering the power distribution cabinet in the prior art.

Technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme:

the invention provides an energy-saving power distribution cabinet and a control system, which comprise a power distribution cabinet and a vent arranged on the power distribution cabinet, and are characterized in that a reaction assembly is fixedly arranged in a bottom plate of the power distribution cabinet, a guide pipe penetrates through the reaction assembly, the other end of the guide pipe is provided with a guide rod, a side plate of the power distribution cabinet is fixedly provided with a blowing assembly, the joint of the guide pipe and the guide rod is positioned in the blowing assembly, the bottom end of the guide rod is fixedly provided with a water baffle, two sliding assemblies are symmetrically and fixedly arranged in the side plate of the power distribution cabinet, and the water baffle is slidably arranged in the sliding assemblies;

the utility model provides a power distribution cabinet, including switch board, baffle, blow subassembly, guide pipe, piston piece, connecting plate, bottom fixed mounting has third magnet, third magnet produces magnetic attraction to the breakwater, the subassembly that blows includes fixed mounting holds the box in the switch board curb plate, install the outlet duct on the guide pipe, the top fixed mounting of guide arm has the piston piece, the piston piece is located the bottom plate that holds the box.

Further, fixed mounting has fender ring and mounting bracket in the outlet tube, it is equipped with the inserted bar to slide to insert in the mounting bracket, the one end fixed mounting of inserted bar can with keep off the kicking block that the ring touches mutually, fixedly connected with reset spring between kicking block and the mounting bracket, one side difference fixed mounting that kicking block and mounting bracket are close to each other has second magnet and first magnet, the polarity of one side that first magnet and second magnet are relative is opposite.

Further, the reaction assembly includes that the box is stored to quick lime on the switch board bottom plate through connecting rod fixed mounting, quick lime stores the curb plate bottom plate of box and opens and has the trench and have the baffle in slot position department slidable mounting, the outside fixed mounting of baffle has showy gasbag, the vertical fixed mounting in both sides of baffle has a plurality of sealed pieces, the horizontal fixed mounting in bottom of baffle removes a plurality of sealed pieces, the bottom plate department of vent is provided with the recess that corresponds with sealed piece on the baffle.

Further, the slip subassembly includes that symmetry fixed mounting is at the inboard spacing frame of slip of switch board curb plate, two the spacing frame of slip sets up the both sides at the vent, breakwater slidable mounting is in two spacing frames of sliding, the draw-in groove has been seted up to the spacing frame of sliding near one side of vent, embedded first promotion magnet of installing in the curb plate bottom of draw-in groove, the bottom slidable mounting of the spacing frame of sliding has moving magnet, the vent corresponds the embedded second promotion magnet of installing in the position of moving magnet, second promotion magnet and first promotion magnet all produce the magnetism repulsion to moving magnet, the bottom of breakwater corresponds the position fixed mounting of moving magnet and has the magnetic shield.

Further, one side fixed mounting that the breakwater is close to the vent has a plurality of sprue that correspond with the vent, the inboard fixed mounting of curb plate of vent has the inserted block, the guide arm is the cavity structure, the guide arm slides and inserts and establish in the inserted block, fixed mounting has the rubber buffer that can block up the outlet duct in the inserted block, the outlet duct slides and inserts and establish in the guide tube, the sliding tray has been seted up at the top of guide arm, slidable mounting has the sliding plate on the sliding tray, fixedly connected with extrusion spring between sliding plate and the sliding tray, the top fixedly connected with contact lever of sliding plate.

Furthermore, the block is an elastic air bag and is communicated with the guide rod.

Further, the reaction assembly further comprises a plurality of shape memory springs fixedly mounted on the inner side of the quicklime storage box top plate, the bottom of each shape memory spring is fixedly provided with a push plate, a plurality of containing plates are slidably mounted in the quicklime storage box, each containing plate is fixedly provided with a plurality of connecting blocks at the top, and one-way assemblies are connected between the push plates and the containing plates.

Further, one-way subassembly includes the picture peg of fixed mounting in the push pedal bottom, fixed mounting has a plurality of limiting plates on the picture peg, one side of picture peg is rotated and is installed a plurality of ejector pads, the limiting plate can restrict the rotation of ejector pad, the picture peg slides and runs through and holds board and connecting block, hold board and connecting block in equal fixed mounting have can with the fixture block of ejector pad contact.

Advantageous effects

Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:

according to the invention, the reaction component is arranged in the power distribution cabinet, when water and quicklime in the quicklime storage box react, water vapor evaporated by a large amount of heat can push the water baffle to block the vent, and meanwhile, the blocking block is matched to block the vent in a better sealing manner, so that the vent can be rapidly blocked when water enters the power distribution cabinet, and the blocking effect can be gradually increased.

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 invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic structural view of a power distribution cabinet according to the present invention;

FIG. 2 is a schematic diagram of the internal structure of the power distribution cabinet of the present invention;

FIG. 3 is a schematic view of the internal structure of the quicklime storage box according to the present invention;

FIG. 4 is a schematic view of the sliding position limiting frame of the present invention;

FIG. 5 is a schematic view of the structure of the accommodation box of the present invention;

FIG. 6 is a schematic view of the internal structure of the catheter and guide rod junction of the present invention;

FIG. 7 is a partial cross-sectional view of the invention at the holding plate;

FIG. 8 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

fig. 9 is a partial structural schematic view of the baffle of the present invention.

The reference numerals in the drawings represent: 1. a power distribution cabinet; 2. a vent; 3. a reaction assembly; 301. a quicklime storage box; 302. a baffle plate; 303. a floating airbag; 304. a shape memory spring; 305. pushing the plate; 306. a holding plate; 307. connecting blocks; 308. inserting plates; 309. a push block; 310. a limiting plate; 311. a clamping block; 4. a conduit; 5. a blowing assembly; 501. accommodating the box; 502. an air outlet pipe; 503. a piston plate; 504. a baffle ring; 505. a mounting frame; 506. a rod is inserted; 507. a return spring; 508. a top block; 509. a first magnet; 510. a second magnet; 6. a water baffle; 7. a connecting plate; 8. a third magnet; 9. a sliding assembly; 901. sliding the limit frame; 902. a card slot; 903. moving the magnet; 904. a first push magnet; 905. a second push magnet; 906. a magnetic shield plate; 10. blocking; 11. a guide bar; 12. inserting a block; 13. a rubber plug; 14. a sliding groove; 15. extruding the spring; 16. a sliding plate; 17. a contact rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

The embodiment is as follows:

referring to fig. 1 to 9, an energy-saving power distribution cabinet and a control system thereof, a power distribution cabinet 1 and a vent 2 provided on the power distribution cabinet 1, where the power distribution cabinet 1 includes a control system thereof in the mature prior art, and a specific installation manner and a working process thereof are contents that can be easily known by those skilled in the art, and are not described herein in detail, a reaction assembly 3 is fixedly installed in a bottom plate of the power distribution cabinet 1, a guide tube 4 is installed on the reaction assembly 3 in a penetrating manner, a guide rod 11 is installed at the other end of the guide tube 4, a blowing assembly 5 is fixedly installed on a side plate of the power distribution cabinet 1, a joint of the guide tube 4 and the guide rod 11 is located in the blowing assembly 5, a water baffle 6 is fixedly installed at a bottom end of the guide rod 11, two sliding assemblies 9 are symmetrically and fixedly installed in the side plate of the power distribution cabinet 1, and the water baffle 6 is slidably installed in the sliding assemblies 9;

the utility model discloses a blow the subassembly 5, the switch board 1, the switch board is equipped with the bottom fixed mounting of switch board 1, the inboard fixed mounting of curb plate has connecting plate 7, the bottom fixed mounting of connecting plate 7 has third magnet 8, third magnet 8 produces magnetic attraction to breakwater 6, blow the subassembly and include the box 501 that holds of fixed mounting in switch board 1 curb plate, install outlet duct 502 on the pipe 4, the top fixed mounting of guide arm 11 has piston piece 503, piston piece 503 is located the bottom plate that holds box 501.

After rainwater or waterlogging water enters the power distribution cabinet 1 through the vent 2, the water can contact quicklime contained in the reaction component 3, the part of water can generate chemical reaction when contacting the quicklime, a large amount of heat can be generated quickly, then the water can be evaporated, water vapor can be introduced into the containing box 501 through the guide pipe 4, and the pressure of the part of water can be increased on the piston piece 503, so that the sum of the gravity and the gas pressure of the water baffle 6 received above the water baffle 6 is greater than the magnetic attraction of the third magnet 8 to the water baffle 6, at the moment, the water baffle 6 can be separated from the adsorption of the third magnet 8, then the water baffle can be rapidly descended along the sliding component 9, the vent 2 is blocked by the water baffle 6, so that the rainwater or the waterlogging water can hardly enter the power distribution cabinet 1, the rainwater is effectively prevented from entering the power distribution cabinet 1 to soak electronic elements, and the electronic elements in the power distribution cabinet 1 are effectively protected.

Specifically, referring to fig. 1 to 9, fixed mounting has fender ring 504 and mounting bracket 505 in the outlet duct 502, it is equipped with inserted bar 506 to slide in the mounting bracket 505 to insert, the one end fixed mounting of inserted bar 506 has the kicking block 508 that can touch with fender ring 504, fixedly connected with reset spring 507 between kicking block 508 and the mounting bracket 505, one side that kicking block 508 and mounting bracket 505 are close to each other is fixed mounting respectively with second magnet 510 and first magnet 509, the polarity of the relative one side of first magnet 509 and second magnet 510 is opposite.

In the process that the water vapor in the guide tube 4 is led to the accommodating box 501, the pressure is gradually accumulated near the air outlet tube 502, then after the elastic force of the return spring 507 is overcome, the water vapor can push the top block 508 and then quickly escape into the accommodating box 501 through the air outlet tube 502, and at the moment, quick and instantaneous release pressure can be generated, so that the piston sheet 503 can well leave the accommodating box 501, and the water baffle 6 can stably block the vent 2.

Specifically, refer to fig. 1 to 9, reaction unit 3 includes that quick lime through connecting rod fixed mounting stores box 301 on the bottom plate of switch board 1, quick lime stores the curb plate bottom plate of box 301 and opens and has the trench and locate slidable mounting at the trench to have baffle 302, the outside fixed mounting of baffle 302 has showy gasbag 303, the vertical fixed mounting in both sides of baffle 302 has a plurality of sealed pieces, the horizontal fixed mounting in bottom of baffle 302 removes a plurality of sealed pieces, the bottom plate department of vent 2 is provided with the recess that corresponds with the sealed piece on the baffle 302.

The baffle 302 is in the position of automatic decline when not having water to plug up the trench on the quick lime storage box 301, sealed piece on the baffle 302 and the recess on the vent 2 form the labyrinth seal effect simultaneously, make the moisture in the air of external world hardly enter into quick lime storage box 301 in, thereby effectively guaranteed quick lime storage box 301 in the deposit effect of lime, make it only can move when having water to enter into.

Specifically, referring to fig. 1 to 9, the sliding assembly 9 includes two sliding limiting frames 901 symmetrically and fixedly installed on the inner side of the side plate of the power distribution cabinet 1, the two sliding limiting frames 901 are disposed on two sides of the vent 2, the water baffle 6 is slidably installed in the two sliding limiting frames 901, a clamping groove 902 is formed in one side of the sliding limiting frame 901 close to the vent 2, a first push magnet 904 is embedded in the bottom of the side plate of the clamping groove 902, a moving magnet 903 is slidably installed at the bottom of the sliding limiting frame 901, a second push magnet 905 is embedded in a position of the vent 2 corresponding to the moving magnet 903, the second push magnet 905 and the first push magnet 904 both generate a magnetic repulsion force for the moving magnet 903, and a magnetic shielding plate 906 is fixedly installed at a position of the bottom of the water baffle 6 corresponding to the moving magnet 903.

When the water baffle 6 descends, the magnetic shielding plate 906 at the bottom of the water baffle 6 can be inserted between the second pushing magnet 905 and the moving magnet 903, the magnetic repulsion force to the moving magnet 903 is eliminated by the magnetic shielding plate 906, so that the moving magnet 903 can be moved by the magnetic repulsion force of the first pushing magnet 904, and the water baffle 6 on the magnetic shielding plate 906 is pushed to move towards the clamping groove 902, so that the water baffle 6 can be better blocked near the ventilation opening 2, and the water blocking effect of the water baffle 6 is improved.

Specifically, referring to fig. 1 to 9, one side fixed mounting that breakwater 6 is close to vent 2 has a plurality of sprue 10 that correspond with vent 2, the inboard fixed mounting of curb plate of vent 2 has inserted block 12, guide arm 11 is the cavity structure, guide arm 11 slides and inserts and establish in inserted block 12, fixed mounting has rubber buffer 13 that can block up outlet duct 502 in the inserted block 12, outlet duct 502 slides and inserts and establish in pipe 4, sliding tray 14 has been seted up at the top of guide arm 11, slidable mounting has sliding plate 16 on sliding tray 14, fixedly connected with extrusion spring 15 between sliding plate 16 and the sliding tray 14, the top fixedly connected with contact lever 17 of sliding plate 16.

Specifically, referring to fig. 1 to 9, the block 10 is an elastic air bag, and the block 10 and the guide bar 11 are communicated with each other.

When vent 2 is plugged up in the decline of breakwater 6, sprue 10 is inserted in vent 2, increase the sealed effect between breakwater 6 and vent 2, simultaneously the decline of breakwater 6 can make rubber buffer 13 plug up and promote outlet duct 502 inwards move, promote the sliding plate 16 of contact pole 17 bottom simultaneously and move to one side, make guide arm 11 and pipe 4 produce the intercommunication, if like this still water enters into switch board 1 through vent 2, at this moment water meets in quick lime produced vapor will let in sprue 10, further seal vent 2 through expanded sprue 10, further promote the effect of water shutoff

Specifically, referring to fig. 1 to 9, reaction assembly 3 still includes a plurality of shape memory springs 304 of fixed mounting in quick lime storage box 301 roof inboard, shape memory spring 304's bottom fixed mounting has push pedal 305, quick lime storage box 301 slidable mounting has a plurality of boards 306 of holding, every the equal fixed mounting in top of board 306 of holding has a plurality of connecting blocks 307, push pedal 305 with hold and be connected with one-way subassembly between the board 306.

Specifically, referring to fig. 1 to 9, the unidirectional assembly includes an insertion plate 308 fixedly installed at the bottom of the push plate 305, a plurality of limiting plates 310 are fixedly installed on the insertion plate 308, a plurality of push blocks 309 are rotatably installed at one side of the insertion plate 308, the limiting plates 310 can limit the rotation of the push blocks 309, the insertion plate 308 slidably penetrates through the containing plate 306 and the connecting block 307, and fixture blocks 311 capable of contacting with the push blocks 309 are fixedly installed in the containing plate 306 and the connecting block 307.

When water and quick lime reaction produced the great amount of heat, shape memory spring 304 will receive thermal transmission and produce and extend to promote push pedal 305 downstream, utilize ejector pad 309 to promote fixture block 311, will hold board 306 and push down, will at this moment will quick lime downwardly transferring, just so can guarantee to use next time, also can guarantee simultaneously to produce stable chemical reaction when more rainwater or waterlogging water gets into.

It should be noted that after the temperature is released, the shape memory spring 304 recovers the shape to drive the inserting plate 308 to rise, and the pushing block 309 and the latch 311 do not generate the pushing effect.

The working principle is as follows: after water that has rainwater or waterlogging has entered into switch board 1 through vent 2, water can contact the quick lime that holds in the reaction subassembly 3, this part water is contacting quick lime and is produced chemical reaction, it can produce a large amount of heats fast, then water can be evaporated, vapor can let in through pipe 4 and hold in the box 501, and this partial atmospheric pressure can make the pressure grow on the piston piece 503, thereby make the power that receives above the breakwater 6 gravity and gas pressure's sum be greater than the magnetic attraction of third magnet 8 to breakwater 6, at this moment breakwater 6 will break away from the absorption with third magnet 8, then will be along the rapid decline of slip subassembly 9, utilize breakwater 6 to plug up vent 2, rainwater or waterlogging's water will be difficult to enter into switch board 1 in like this, and then effectively prevent that the rainwater from entering into switch board 1 and cause the rainwater to soak electronic component, the electronic component in the switch board 1 has effectively been protected.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The energy-saving power distribution cabinet and control system comprises a power distribution cabinet (1) and a vent (2) arranged on the power distribution cabinet (1), and is characterized in that a reaction component (3) is fixedly arranged in a bottom plate of the power distribution cabinet (1), a guide pipe (4) is installed on the reaction component (3) in a penetrating manner, a guide rod (11) is installed at the other end of the guide pipe (4), a blowing component (5) is fixedly installed on a side plate of the power distribution cabinet (1), the joint of the guide pipe (4) and the guide rod (11) is located in the blowing component (5), a water baffle (6) is fixedly installed at the bottom end of the guide rod (11), two sliding components (9) are symmetrically and fixedly installed in the side plate of the power distribution cabinet (1), and the water baffle (6) is slidably installed in the sliding components (9);

wherein, the inboard fixed mounting of curb plate of switch board (1) has connecting plate (7), the bottom fixed mounting of connecting plate (7) has third magnet (8), third magnet (8) produce magnetic attraction to breakwater (6), blow subassembly (5) including fixed mounting hold box (501) in switch board (1) curb plate, install outlet duct (502) on pipe (4), the top fixed mounting of guide arm (11) has piston piece (503), piston piece (503) are located the bottom plate that holds box (501).

2. The energy-saving power distribution cabinet and control system of claim 1, wherein the air outlet pipe (502) is internally and fixedly provided with a baffle ring (504) and a mounting frame (505), the mounting frame (505) is internally and slidably inserted with an insertion rod (506), one end of the insertion rod (506) is fixedly provided with a top block (508) which can be contacted with the baffle ring (504), a reset spring (507) is fixedly connected between the top block (508) and the mounting frame (505), one sides of the top block (508) and the mounting frame (505) close to each other are respectively and fixedly provided with a second magnet (510) and a first magnet (509), and the polarities of the opposite sides of the first magnet (509) and the second magnet (510) are opposite.

3. The energy-saving power distribution cabinet and control system of claim 2, wherein the reaction assembly (3) comprises a quicklime storage box (301) fixedly mounted on a bottom plate of the power distribution cabinet (1) through a connecting rod, a side plate bottom plate of the quicklime storage box (301) is provided with a groove and a baffle (302) at the groove, a floating airbag (303) is fixedly mounted on the outer side of the baffle (302), a plurality of sealing blocks are vertically and fixedly mounted on two sides of the baffle (302), a plurality of sealing blocks are transversely and fixedly mounted and moved at the bottom of the baffle (302), and a groove corresponding to the sealing blocks on the baffle (302) is formed in the bottom plate of the vent (2).

4. The energy-saving power distribution cabinet and control system according to claim 3, wherein the sliding assembly (9) comprises sliding limiting frames (901) symmetrically and fixedly installed on the inner side of a side plate of the power distribution cabinet (1), the two sliding limiting frames (901) are arranged on two sides of the ventilation opening (2), the water baffle (6) is slidably installed in the two sliding limiting frames (901), a clamping groove (902) is formed in one side, close to the ventilation opening (2), of each sliding limiting frame (901), a first pushing magnet (904) is embedded in the bottom of the side plate of the clamping groove (902), a moving magnet (903) is slidably installed at the bottom of each sliding limiting frame (901), a second pushing magnet (905) is embedded in a position, corresponding to the moving magnet (903), of the ventilation opening (2), a magnetic repulsion force is generated on the moving magnet (903) by the second pushing magnet (905) and the first pushing magnet (904), and a magnetic shielding plate (906) is fixedly installed at a position, corresponding to the moving magnet (903), of the bottom of the water baffle (6).

5. The energy-saving power distribution cabinet and control system of claim 4, wherein a plurality of blocking blocks (10) corresponding to the ventilation openings (2) are fixedly installed on one side, close to the ventilation openings (2), of the water baffle (6), an inserting block (12) is fixedly installed on the inner side of a side plate of the ventilation openings (2), the guide rod (11) is of a cavity structure, the guide rod (11) is slidably inserted into the inserting block (12), a rubber plug (13) capable of blocking the air outlet pipe (502) is fixedly installed in the inserting block (12), the air outlet pipe (502) is slidably inserted into the guide pipe (4), a sliding groove (14) is formed in the top of the guide rod (11), a sliding plate (16) is slidably installed on the sliding groove (14), an extrusion spring (15) is fixedly connected between the sliding plate (16) and the sliding groove (14), and a contact rod (17) is fixedly connected to the top of the sliding plate (16).

6. The energy-saving power distribution cabinet and control system according to claim 5, wherein the blocking block (10) is an elastic air bag, and the blocking block (10) is communicated with the guide rod (11).

7. The energy-saving power distribution cabinet and control system of claim 2, characterized in that the reaction assembly (3) further comprises a plurality of shape memory springs (304) fixedly mounted on the inner side of a top plate of the quicklime storage box (301), a push plate (305) is fixedly mounted at the bottom end of each shape memory spring (304), a plurality of containing plates (306) are slidably mounted in the quicklime storage box (301), each containing plate (306) is fixedly mounted at the top part of the corresponding connecting block (307), and a one-way assembly is connected between the push plate (305) and the containing plates (306).

8. The energy-saving power distribution cabinet and control system according to claim 7, wherein the unidirectional assembly comprises an insertion plate (308) fixedly mounted at the bottom of a push plate (305), a plurality of limiting plates (310) are fixedly mounted on the insertion plate (308), a plurality of push blocks (309) are rotatably mounted at one side of the insertion plate (308), the limiting plates (310) can limit the rotation of the push blocks (309), the insertion plate (308) slidably penetrates through a containing plate (306) and a connecting block (307), and clamping blocks (311) capable of contacting with the push blocks (309) are fixedly mounted in the containing plate (306) and the connecting block (307).