CN113725740B

CN113725740B - Energy-saving environment-friendly switch cabinet

Info

Publication number: CN113725740B
Application number: CN202111024175.2A
Authority: CN
Inventors: 张军; 王曼; 马辉
Original assignee: Hebei Dongyuan Power Equipment Co ltd
Current assignee: Hebei Dongyuan Power Equipment Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-06-10
Anticipated expiration: 2041-09-02
Also published as: CN113725740A

Abstract

The application relates to an energy-saving environment-friendly switch cabinet, which belongs to the technical field of switch cabinets and comprises a switch cabinet body, wherein the top of the switch cabinet body is communicated with an air inlet pipe, an air inlet fan is installed in the air inlet pipe, an annular filter screen is fixed at the top end of the air inlet pipe, a protective cover is arranged at the top end of the air inlet pipe and shields an upper opening of the air inlet pipe, a plurality of inserting plates penetrating through the protective cover are fixed at the top end of the filter screen, connecting plates are arranged in the inserting plates, and fixing assemblies for fixing the connecting plates and the inserting plates are arranged between the connecting plates and the inserting plates; a connecting component for fixing the connecting plate and the protective cover is arranged between the connecting plate and the protective cover; a baffle ring is fixed in the air inlet pipe, and the connecting plate can be placed on the baffle ring and seals the air inlet pipe; a plurality of air outlets have been seted up to cubical switchboard body lateral wall, install out the fan in the air outlet, and air outlet department is equipped with the adjustment mechanism who shelters from the air outlet. This application has the cleaning efficiency who improves the filter screen to dust when avoiding the clearance filter screen as far as possible gets into this internal effect of cubical switchboard.

Description

Energy-saving environment-friendly switch cabinet

Technical Field

The application relates to the technical field of switch cabinets, in particular to an energy-saving and environment-friendly switch cabinet.

Background

The switch cabinet is an electrical device and mainly used for opening, closing, controlling and protecting the electrical device in the process of generating, transmitting, distributing and converting electric energy of an electric power system.

Among the correlation technique, current cubical switchboard includes the cubical switchboard body, has seted up air intake and air outlet on the cubical switchboard body, is fixed with the air inlet machine in the air intake, is fixed with out the fan in the air outlet, and air intake department is fixed with filter screen and fender cover, and the filter screen filters the air that gets into the air intake, and the fender cover shelters from the air intake to prevent rain and snow, dust or other foreign matters entering cubical switchboard body.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the protection casing sheltered from the air intake, consequently the clearance of filter screen can be very troublesome to the filter screen is when clearing up, and the dust is still easy to get into this internal of cubical switchboard.

Disclosure of Invention

In order to improve the cleaning efficiency of filter screen to dust when avoiding the clearance filter screen as far as possible gets into the cubical switchboard body, this application provides an energy-concerving and environment-protective type cubical switchboard.

The application provides an energy-concerving and environment-protective type cubical switchboard adopts following technical scheme:

an energy-saving environment-friendly switch cabinet comprises a switch cabinet body, wherein the top of the switch cabinet body is communicated with an air inlet pipe, an air inlet machine is installed in the air inlet pipe, an annular filter screen is fixed at the top end of the air inlet pipe, a protective cover is arranged at the top end of the air inlet pipe and shields an upper opening of the air inlet pipe, a plurality of plugboards penetrating through the protective cover are fixed at the top end of the filter screen, connecting plates are arranged inside the plugboards, and a fixing assembly for fixing the plugboards and the connecting plates is arranged between the plugboards; a connecting component for fixing the connecting plate and the protective cover is arranged between the connecting plate and the protective cover; a baffle ring is fixed in the air inlet pipe, and the connecting plate can be placed on the baffle ring and seals the air inlet pipe; a plurality of air outlets have been seted up to cubical switchboard body lateral wall, install out the fan in the air outlet, and air outlet department is equipped with the adjustment mechanism who shelters from the air outlet.

Through adopting above-mentioned technical scheme, in the air inlet machine passes through the filter screen suction air inlet pipe between protection casing and the air-supply line with the outside air, annular filter screen can improve intake and filter effect, goes out the fan and takes this internal steam of cubical switchboard out through the air outlet, when dispelling the heat, the protection casing shelters from the protection to the air-supply line, and adjustment mechanism shelters from the protection to the air outlet to avoid sleet, dust or other foreign matter to get into the cubical switchboard body as far as possible. When the filter screen needs to be cleaned, the fixing between the connecting plate and the inserting plate is removed through the fixing assembly, the fixing between the connecting plate and the protective cover is removed through the connecting assembly, the connecting plate and the protective cover are detached and placed on the baffle ring, the air inlet pipe is in a closed state at the moment, the filter screen which is directly exposed outside can be cleaned, the cleaning efficiency of the filter screen is improved, and dust enters the switch cabinet body when the filter screen is cleaned as far as possible.

Optionally, the fixing assembly includes a fixing spring and a clamping block, a fixing groove is formed in the side wall of the inserting plate close to the connecting plate, the fixing spring is fixed in the fixing groove, the clamping block slides in the fixing groove and is fixed with the fixing spring, a clamping groove communicated with the fixing groove is formed in the side wall of the connecting plate, and the clamping block is located in the fixing groove and the clamping groove at the same time; and the connecting plate is provided with an unlocking assembly which can completely pull the clamping block into the fixing groove.

By adopting the technical scheme, the clamping blocks are pulled into the fixing grooves, the inserting plates are placed among the inserting plates, the fixing grooves are communicated with the corresponding inserting grooves, and the fixing springs drive the clamping blocks to be inserted into the inserting grooves, so that the fixing efficiency of the inserting plates and the connecting plate is improved; draw in the fixture block completely in the fixed slot through the unblock subassembly, can take off the connecting plate, improved the dismantlement efficiency of connecting plate, and then improved the cleaning efficiency of filter screen.

Optionally, the unlocking assembly comprises an unlocking rope, a hanging ring and a hook, one end of the unlocking rope is located in the fixing groove and fixed with the clamping block, the other end of the unlocking rope penetrates through the inserting plate and fixed with the hanging ring, and the hook is fixed on the protective cover; when the hanging ring is hung on the hook, the clamping block is completely positioned in the fixing groove.

Through adopting above-mentioned technical scheme, in the pulling link, the unblock rope pulled the fixture block into the fixed slot, hung the link to the couple this moment, can keep the fixture block to be located the fixed slot completely always, improved the dismantlement efficiency of connecting plate, and then improved the cleaning efficiency of filter screen.

Optionally, the connecting assembly comprises a screw rod, a rocker and a pull ring, the screw rod is rotatably connected with the connecting plate, the screw rod is in threaded connection with the protective cover, the rocker is fixed at the top end of the screw rod and is perpendicular to the top end of the screw rod, and the pull ring is fixed on the rocker.

Through adopting above-mentioned technical scheme, rotate the pull ring around the axis of screw rod, can make connecting plate and protection casing separate gradually, improved the dismantlement efficiency between connecting plate and the protection casing, and then improved the cleaning efficiency of filter screen.

Optionally, a support ring is fixed to the circumferential outer side wall of the filter screen, and the protective cover is placed on the support ring.

Through adopting above-mentioned technical scheme, when the installation protection casing, the support ring can play the supporting role to the protection casing, and during the follow-up connecting plate of installing again, can make the screw rod more swift with protection casing threaded connection, improved the installation effectiveness of protection casing and connecting plate.

Optionally, the annular has been seted up to the air-supply line up end, and the annular is located the filter screen outside, and annular circumference inside wall and filter screen circumference lateral wall coplane.

Through adopting above-mentioned technical scheme, the cubical switchboard is after long-time the use, and the dust can be concentrated in the outside of filter screen, and the setting of annular can make the dust of intercepting the filter screen concentrate, has reduced because of the dust that blocks drops once more on the air flow path, and the dust secondary that leads to is raised.

Optionally, the outer side wall of the annular groove is provided with an opening, a cleaning ring is arranged outside the inner bottom wall of the annular groove, a magnetic ring is fixed at the bottom end of the cleaning ring, a magnetic ring is fixedly embedded in the inner bottom wall of the annular groove, and the magnetic ring are attached to each other and tightly attracted.

Through adopting above-mentioned technical scheme, after dismantling protection casing and connecting plate, can directly take off the clearance ring to clear up the annular, the dismouting efficiency of clearance ring has been improved in setting up of magnetic ring and magnetic ring.

Optionally, the adjusting mechanism includes a rotating plate and a torsion spring, the rotating plate is hinged to the outer side wall of the switch cabinet body, the rotating plate inclines downwards and shields the corresponding air outlet, and the torsion spring is fixed between the switch cabinet body and the rotating plate.

By adopting the technical scheme, the rotating plate can shield the air outlet, rain, snow, dust or other foreign matters are prevented from entering the air outlet as much as possible, the air outlet machine blows air towards the rotating plate for a long time, the arrangement of the torsion spring can play a role in buffering the rotating plate, and the service life of the connecting part of the rotating plate and the switch cabinet body is prolonged; and if the lateral wall of the switch cabinet body is impacted, the torsional spring and the rotating plate can play a role in buffering the impact, and the service life of the switch cabinet body is prolonged.

Optionally, the one end of torsional spring is kept away from the cubical switchboard body is fixed with the connecting block, and the connecting block runs through the rotor plate, is equipped with on the rotor plate with connecting block and rotor plate fixed or remove fixed spacing subassembly.

By adopting the technical scheme, the rotating plate is opposite to the air outlet machine for a long time, so that a layer of dust can be adhered to the side wall of the rotating plate opposite to the air outlet machine; when spacing subassembly was fixed connecting block and rotor plate, the rotor plate was in the state that shelters from the air outlet, and spacing subassembly removes the fixed back of connecting block and rotor plate, rotates the rotor plate for rotor plate and connecting block separation, the former lateral wall to the air outlet of rotor plate had just kept away from the air outlet this moment, when clearing up this lateral wall again, can reduce the possibility that the dust passes through the air outlet and gets into this internal.

Optionally, the limiting assembly comprises a fixing strip, a limiting spring and an insertion piece, the fixing strip is fixed on the side wall of the rotating plate far away from the switch cabinet body, the insertion piece slides on the side wall of the rotating plate far away from the switch cabinet body and is located between the fixing strip and the connecting block, the limiting spring is fixed between the insertion piece and the fixing strip, and a slot for inserting the insertion piece is formed in the connecting block; when the limiting spring is in a natural state, one end of the inserting sheet far away from the fixing strip is inserted into the slot.

By adopting the technical scheme, when the rotating plate needs to be cleaned, the inserting sheet is moved towards the fixing strip so as to be separated from the slot, and at the moment, the rotating plate can be rotated to be far away from the air outlet, so that the cleaning efficiency of the rotating plate is improved; after the clearance finishes, toward turning round and moving the rotor plate to make the connecting block run through the rotor plate once more, when the slot just to the time with the inserted sheet, loosen the inserted sheet and can make it insert in the slot, improved the fixed efficiency of rotor plate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the fixing between the connecting plate and the inserting plate is released through the fixing assembly, the fixing between the connecting plate and the protective cover is released through the connecting assembly, the connecting plate and the protective cover are placed on the retaining ring after being detached, and the air inlet pipe is in a closed state at the moment, so that the directly exposed filter screen can be cleaned, the cleaning efficiency of the filter screen is improved, and dust entering the switch cabinet body during cleaning of the filter screen is avoided as much as possible;

2. the arrangement of the ring groove can centralize the dust intercepted by the filter screen, and secondary dust rising caused by the fact that the intercepted dust falls onto an air flow path again is reduced; after the protective cover and the connecting plate are disassembled, the cleaning ring can be directly taken down so as to clean the ring groove;

3. spacing subassembly removes the fixed back of connecting block and rotor plate, rotates the rotor plate for rotor plate and connecting block separation, the former lateral wall just to the air outlet of rotor plate has kept away from the air outlet this moment, when clearing up this lateral wall again, can reduce the possibility that the dust passes through the air outlet and gets into this internal.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a partial sectional view showing the structure of the air inlet duct;

FIG. 3 is a partial cross-sectional view showing the securing assembly and the unlatching assembly;

FIG. 4 is a partial cross-sectional view showing the connection assembly;

FIG. 5 is a partial cross-sectional view showing the ring groove and the purge ring;

fig. 6 is a partial sectional view showing the adjustment mechanism.

In the figure, 1, a switch cabinet body; 11. an air outlet; 12. an air outlet machine; 2. an air inlet pipe; 21. an air inlet machine; 22. a baffle ring; 23. a ring groove; 24. cleaning a ring; 25. a magnetic ring; 26. a magnetic coil; 3. filtering with a screen; 31. inserting plates; 311. fixing grooves; 312. accommodating grooves; 32. a support ring; 4. a protective cover; 5. a connecting plate; 51. a card slot; 6. a fixing assembly; 61. fixing the spring; 62. a clamping block; 7. an unlocking assembly; 71. unlocking the rope; 72. hanging a ring; 73. hooking; 8. a connecting assembly; 81. a screw; 82. a rocker; 83. a pull ring; 9. an adjustment mechanism; 91. a rotating plate; 92. a torsion spring; 93. connecting blocks; 931. a slot; 94. a limiting component; 941. a fixing strip; 942. a restraining spring; 943. inserting sheets; 9431. a dovetail block; 9432. a dovetail groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses an energy-saving and environment-friendly switch cabinet.

Referring to fig. 1 and 2, the energy-saving and environment-friendly switch cabinet comprises a switch cabinet body 1, wherein the top end of the switch cabinet body 1 is communicated with an air inlet pipe 2, an air inlet fan 21 is fixed at the bottom inside the air inlet pipe 2, an annular filter screen 3 is fixed on the upper end surface of the air inlet pipe 2, a protective cover 4 for sealing an upper opening of the filter screen 3 is buckled on the filter screen 3, a plurality of inserting plates 31 for penetrating the protective cover 4 are fixed on the top end of the filter screen 3, and a connecting plate 5 attached to the protective cover 4 is arranged among the inserting plates 31; fixing components 6 for fixing the connecting plate 5 and the corresponding inserting plates 31 are arranged between the connecting plate 5 and two opposite inserting plates 31; a connecting component 8 for fixing the connecting plate 5 and the protective cover 4 is arranged between the two.

A baffle ring 22 positioned above the air inlet fan 21 is fixed in the air inlet pipe 2, and the connecting plate 5 can be placed on the baffle ring 22 and seals the air inlet pipe 2; a support ring 32 is fixed on the circumferential outer side wall of the filter screen 3, and the protective cover 4 is placed on the support ring 32; a plurality of air outlets 11 are formed in the side wall of the switch cabinet body 1, air outlet machines 12 are fixed in the air outlets 11, and adjusting mechanisms 9 for shielding or releasing shielding of the air outlets 11 are arranged at the air outlets 11.

The air inlet machine 21 sucks outside air into the switch cabinet body 1 through the filter screen 3 and the air inlet pipe 2, the air outlet machine 12 sucks hot air in the switch cabinet body 1 out of the air outlet 11, the protective cover 4 shields the filter screen 3 and the air inlet pipe 2, and the adjusting mechanism 9 shields the air outlet 11. When needing to clear up filter screen 3, remove the fixed between connecting plate 5 and picture peg 31 through fixed subassembly 6, remove the fixed between connecting plate 5 and the protection casing 4 through coupling assembling 8, pull down back protection casing 4 and connecting plate 5, put connecting plate 5 on the fender ring 22 in the air-supply line 2 again, can clear up direct exposed filter screen 3 this moment, both improved filter screen 3's cleaning efficiency, there is the dust to get into in the cubical switchboard body 1 when having avoided clearing up filter screen 3 again as far as possible.

Referring to fig. 3, the fixing assembly 6 includes a fixing spring 61 and a latch 62, a horizontally disposed fixing groove 311 is formed in a side wall of the insertion groove 931 facing the connecting plate 5, the fixing spring 61 is fixed in the fixing groove 311, the latch 62 slides in the fixing groove 311 and is fixed with the fixing spring 61, and a slot 51 communicated with each fixing groove 311 is formed in a side wall of the connecting plate 5; when the fixing spring 61 is in a natural state, the fixture block 62 is positioned in the fixing groove 311 and the clamping groove 51 at the same time, and the side wall of the fixture block 62 positioned in the clamping groove 51 is arranged obliquely upwards; each insert plate 31 is provided with an unlocking member 7 for completely drawing the corresponding latch 62 into the corresponding fixing groove 311.

When the connecting plate 5 is installed, the connecting plate 5 is directly placed between the inserting plates 31, the inclined surface of the fixture block 62 is extruded by the connecting plate 5, so that the fixture block 62 completely enters the fixing groove 311, when the fixing groove 311 is communicated with the clamping groove 51, the fixture block 62 is pushed into the clamping groove 51 by the fixing spring 61, and the installation efficiency of the connecting plate 5 is improved.

Referring to fig. 3, the unlocking assembly 7 includes an unlocking rope 71, a hanging ring 72 and a hook 73, one end of the unlocking rope 71 is located in the fixing groove 311 and fixed to the fixture block 62, the other end of the unlocking rope 71 penetrates through the insert plate 31 and fixed to the hanging ring 72, an accommodating groove 312 for accommodating the unlocking rope 71 and the hanging ring 72 is formed in the outer side wall of the insert plate 31, and the hook 73 is fixed to the upper surface of the shield 4; when the hanging ring 72 is hung on the hook 73, the latch 62 is completely positioned in the fixing groove 311. The hanging ring 72 is pulled, the unlocking rope 71 pulls the fixture block 62 into the fixing groove 311 completely, the hanging ring 72 is hung on the hook 73, the connecting plate 5 can be taken down from the inserting plate 31, and the dismounting efficiency between the connecting plate 5 and the inserting plate 31 is improved.

Referring to fig. 4, the connecting assembly 8 includes a vertically disposed screw 81, a rocker 82 horizontally fixed at the top end of the screw 81, and a pull ring 83 vertically fixed at one end of the rocker 82 far from the screw 81; the screw 81 is rotatably connected with the connecting plate 5, the rocker 82 is positioned above the connecting plate 5, and the screw 81 penetrates through the protective cover 4 and is in threaded connection with the protective cover. The pull ring 83 is rotated along the axis of the screw 81, so that the connecting plate 5 is gradually separated from the protective cover 4, and the dismounting efficiency between the connecting plate 5 and the protective cover 4 is improved; after the connecting plate 5 is placed in the air inlet pipe 2, the pull ring 83 can be pulled upwards to take the connecting plate 5 out of the air inlet pipe 2, so that the efficiency of the whole cleaning process of the filter screen 3 is improved.

Referring to fig. 5, a ring groove 23 with an upper opening is formed at the top of the circumferential outer side wall of the air inlet pipe 2, and the circumferential inner side wall of the ring groove 23 is flush with the circumferential outer side wall of the filter screen 3; the cleaning ring 24 is placed on the outer side of the inner bottom wall of the ring groove 23, the magnetic ring 25 is arranged at the bottom of the cleaning ring 24, the magnetic ring 26 is fixedly embedded in the outer portion of the inner bottom wall of the ring groove 23, the magnetic ring 25 and the magnetic ring 26 are mutually attached and tightly absorbed, and the attachment surfaces of the magnetic ring 26 and the magnetic ring 25 are all arranged in a downward inclined mode. The dust intercepted by the filter screen 3 falls into the annular groove 23, the cleaning ring 24 can be directly taken down after the protective cover 4 and the connecting plate 5 are disassembled, the dust in the annular groove 23 is intensively cleaned, and the cleaning efficiency of the dust is further improved by the obliquely arranged magnetic ring 25 and the magnetic ring 26 binding surface.

Referring to fig. 6, the adjusting mechanism 9 includes a rotating plate 91 hinged on the side wall of the switch cabinet body 1, a torsion spring 92 disposed between the outer side wall of the switch cabinet body 1 and the rotating plate 91, a connecting block 93 fixed at one end of the torsion spring 92 far from the switch cabinet body 1, and a limiting component 94 for fixing or unfixing the connecting block 93 and the rotating plate 91; torsional spring 92 keeps away from the one end of connecting block 93 and is fixed with cubical switchboard body 1, and during torsional spring 92 natural state, the rolling plate 91 slope sets up downwards to just to air outlet 11 in order to shelter from it, and connecting block 93 runs through rolling plate 91.

The limiting assembly 94 comprises a fixing strip 941 fixed at the bottom of the side wall of the rotating plate 91 facing away from the air outlet 11, a limiting spring 942 fixed with the side wall of the fixing strip 941 close to the connecting block 93, and an inserting sheet 943 fixed with one end of the limiting spring 942 far away from the fixing strip 941; a dovetail block 9431 is fixed on the inserting piece 943, a dovetail groove 9432 for sliding the dovetail block 9431 is formed in the side wall of the rotating plate 91 departing from the air outlet 11, and an inserting groove 931 for inserting one end of the inserting piece 943 is formed in the connecting block 93; when the restraining spring 942 is in its natural state, the end of the tab 943 remote from the retaining strip 941 is located in the slot 931.

Because the rotor plate 91 is just to going out fan 12 for a long time, consequently can the adhesion dust on rotor plate 91 is just to going out fan 12's the lateral wall, when needs clear up rotor plate 91, remove inserted sheet 943 and make it break away from slot 931, can upwards rotate rotor plate 91 in order to keep away from air outlet 11, improved rotor plate 91's cleaning efficiency, and the dust when having avoided clearing up rotor plate 91 as far as possible gets into in the air outlet 11. After the clearance finishes, rotate rotor plate 91 and make it reset, connecting block 93 runs through rotor plate 91 once more, loosens inserted sheet 943 and makes it insert in slot 931, can make rotor plate 91 fixed with connecting block 93, has improved rotor plate 91's fixed efficiency.

The implementation principle of an energy-saving and environment-friendly switch cabinet in the embodiment of the application is as follows: when the filter screen 3 needs to be cleaned, the hanging ring 72 is dragged, the unlocking rope 71 completely drags the fixture block 62 into the fixing groove 311, the hanging ring 72 is hung on the hook 73, the pull ring 83 is rotated along the axis of the screw 81, the connecting plate 5 is gradually separated from the protective cover 4, the connecting plate 5 and the protective cover 4 can be detached at the moment, the connecting plate 5 is placed on the baffle ring 22 in the air inlet pipe 2, the directly exposed filter screen 3 can be cleaned at the moment, the cleaning efficiency of the filter screen 3 is improved, and dust enters the switch cabinet body 1 when the filter screen 3 is cleaned as far as possible.

When cleaning ring groove 23, directly with the clearance ring 24 upwards take off can, improved the dust cleaning efficiency in the ring groove 23.

When clearing up rotor plate 91, remove inserted sheet 943 and make it break away from slot 931, can upwards rotate rotor plate 91 in order to keep away from air outlet 11, improved rotor plate 91's cleaning efficiency, and in the dust when having avoided clearance rotor plate 91 as far as possible gets into air outlet 11.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an energy-concerving and environment-protective type cubical switchboard, includes cubical switchboard body (1), its characterized in that: the switch cabinet is characterized in that the top of the switch cabinet body (1) is communicated with an air inlet pipe (2), an air inlet fan (21) is installed in the air inlet pipe (2), an annular filter screen (3) is fixed at the top end of the air inlet pipe (2), a protective cover (4) is arranged at the top end of the air inlet pipe (2), the protective cover (4) shields an upper opening of the air inlet pipe (2), a plurality of inserting plates (31) penetrating through the protective cover (4) are fixed at the top end of the filter screen (3), and connecting plates (5) are arranged in the inserting plates (31); a fixing component (6) for fixing the connecting plate (5) and the inserting plate (31) is arranged between the connecting plate and the inserting plate; a connecting component (8) for fixing the connecting plate (5) and the protective cover (4) is arranged between the connecting plate and the protective cover; a baffle ring (22) is fixed in the air inlet pipe (2), and the connecting plate (5) can be placed on the baffle ring (22) and seals the air inlet pipe (2); the side wall of the switch cabinet body (1) is provided with a plurality of air outlets (11), air outlet machines (12) are installed in the air outlets (11), and the air outlets (11) are provided with adjusting mechanisms (9) for shielding the air outlets (11); the fixing assembly (6) comprises a fixing spring (61) and a clamping block (62), a fixing groove (311) is formed in the side wall, close to the connecting plate (5), of the insertion plate (31), the fixing spring (61) is fixed in the fixing groove (311), the clamping block (62) slides in the fixing groove (311) and is fixed with the fixing spring (61), a clamping groove (51) communicated with the fixing groove (311) is formed in the side wall of the connecting plate (5), and the clamping block (62) is located in the fixing groove (311) and the clamping groove (51) at the same time; an unlocking component (7) which can pull the fixture block (62) into the fixing groove (311) completely is arranged on the connecting plate (5); the unlocking assembly (7) comprises an unlocking rope (71), a hanging ring (72) and a hook (73), one end of the unlocking rope (71) is positioned in the fixing groove (311) and fixed with the clamping block (62), the other end of the unlocking rope (71) penetrates through the inserting plate (31) and fixed with the hanging ring (72), and the hook (73) is fixed on the protective cover; when the hanging ring (72) is hung on the hook (73), the fixture block (62) is completely positioned in the fixing groove (311); the connecting assembly (8) comprises a screw rod (81), a rocker (82) and a pull ring (83), the screw rod (81) is rotatably connected with the connecting plate (5), the screw rod (81) is in threaded connection with the protective cover (4), the rocker (82) is fixed at the top end of the screw rod (81) and is vertical to the screw rod, and the pull ring (83) is fixed on the rocker (82); adjustment mechanism (9) include rotor plate (91) and torsional spring (92), and rotor plate (91) articulates on cubical switchboard body (1) lateral wall, and rotor plate (91) slope is downward and will correspond air outlet (11) and shelter from, and torsional spring (92) are fixed between cubical switchboard body (1) and rotor plate (91).

2. The energy-saving environment-friendly switch cabinet according to claim 1, characterized in that: the filter screen (3) circumference lateral wall is fixed with support ring (32), and protection casing (4) are placed on support ring (32).

3. The energy-saving environment-friendly switch cabinet according to claim 1, characterized in that: annular groove (23) have been seted up to air-supply line (2) up end, annular groove (23) are located filter screen (3) outside, and annular groove (23) circumference inside wall and filter screen (3) circumference lateral wall coplane.

4. An energy-saving environment-friendly switch cabinet according to claim 3, characterized in that: the opening of the outer side wall of the annular groove (23) is arranged, a cleaning ring (24) is arranged outside the inner bottom wall of the annular groove (23), a magnetic ring (25) is fixed at the bottom end of the cleaning ring (24), a magnetic ring (26) is fixedly embedded in the inner bottom wall of the annular groove (23), and the magnetic ring (25) and the magnetic ring (26) are mutually attached and tightly sucked.

5. The energy-saving environment-friendly switch cabinet according to claim 1, characterized in that: the end of torsional spring (92) keeping away from cubical switchboard body (1) is fixed with connecting block (93), and rotating plate (91) run through connecting block (93), is equipped with on rotating plate (91) and fixes or removes spacing subassembly (94) fixed with connecting block (93) and rotating plate (91).

6. An energy-saving environment-friendly switch cabinet according to claim 5, characterized in that: the limiting assembly (94) comprises a fixing strip (941), a limiting spring (942) and an inserting piece (943), the fixing strip (941) is fixed on the side wall, away from the switch cabinet body (1), of the rotating plate (91), the inserting piece (943) slides on the side wall, away from the switch cabinet body (1), of the rotating plate (91) and is located between the fixing strip (941) and the connecting block (93), the limiting spring (942) is fixed between the inserting piece (943) and the fixing strip (941), and a slot (931) for the inserting piece (943) to insert is formed in the connecting block (93); when the limiting spring (942) is in a natural state, one end of the inserting sheet (943) far away from the fixing strip (941) is inserted into the inserting groove (931).