CN210693040U

CN210693040U - Self-power-off dehumidification cleaning device for distribution box

Info

Publication number: CN210693040U
Application number: CN201922265375.1U
Authority: CN
Inventors: 储昭韦; 俞伟良
Original assignee: Suzhou Dawelli Electric Technology Co Ltd
Current assignee: Suzhou Dawelli Electric Technology Co Ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-06-05
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a from power failure dehumidification cleaning device for block terminal relates to block terminal technical field, to the not good problem of current block terminal working property, proposes following scheme now, and it includes the distribution box body, distribution box body top-down has seted up air exchange cavity and equipment chamber in proper order, the inner wall fix with screw of equipment chamber bottom has the distribution equipment main part of vertical setting, the top of distribution equipment main part is equipped with the wire mesh of horizontal setting, the wire mesh fix with screw is on the inner wall of distribution box body, the inner wall fix with screw at air exchange cavity top has the driving motor of vertical setting, driving motor's output transmission is connected with the pivot of vertical setting. The utility model discloses can carry out effectual getting rid of to the inside moisture of block terminal, can carry out the efficient to the heat dissipation window of block terminal clean, can be simple and convenient carry out the dismouting to the cleaning element of block terminal and change, working property is high, and barrier propterty is high, uses manpower sparingly.

Description

Self-power-off dehumidification cleaning device for distribution box

Technical Field

The utility model relates to a block terminal technical field especially relates to a from power off dehumidification cleaning device for block terminal.

Background

The distribution box is a mass parameter on data, generally forms a low-voltage forest according to electrical wiring, and requires that a switch device, a measuring instrument, a protective electrical appliance and an auxiliary device are assembled in a closed or semi-closed metal cabinet or on a screen to form the low-voltage distribution box. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch.

The both sides of current block terminal can be equipped with corresponding heat dissipation window mostly, carry out regional heat dissipation through the heat dissipation window to the inside equipment of block terminal, it can help the inside equipment of block terminal to carry out regional heat dissipation, but at the in-process of long-time use, the heat dissipation window of block terminal both sides is stopped up by external dust or debris very easily, in order to let the block terminal carry out normal radiating work, maintainer needs the heat dissipation window often to the block terminal to clean, at this in-process, not only waste time and energy, and very influence the normal operating of block terminal, the result of use is not good, for this reason we have proposed a from power failure dehumidification cleaning device for the block terminal.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of from power failure dehumidification cleaning device for block terminal has solved the not good problem of block terminal working property.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dehumidification cleaning device for a self-power-off distribution box comprises a distribution box body, wherein an air exchange cavity and an equipment cavity are sequentially formed in the distribution box body from top to bottom, a vertically-arranged distribution equipment main body is fixed on an inner wall screw at the bottom of the equipment cavity, a transversely-arranged wire mesh is arranged above the distribution equipment main body, the wire mesh is fixed on the inner wall of the distribution box body through screws, a vertically-arranged driving motor is fixed on the inner wall screw at the top of the air exchange cavity, the output end of the driving motor is in transmission connection with a vertically-arranged rotating shaft, one end of the rotating shaft, far away from the driving motor, extends into the equipment cavity and is rotatably connected to the top of the wire mesh through a bearing, transversely-arranged fan blades are arranged above the wire mesh and fixedly sleeved on the outer wall of the rotating shaft, and transversely-arranged heating wires are, the both sides at distribution box top all are equipped with the air supply window of vertical setting, the air supply window is corresponding with the chamber of taking a breath, the both sides of pivot all are equipped with the filter screen of horizontal setting, the filter screen inlays the dress on the inner wall between chamber of taking a breath and the equipment chamber, the both sides of distribution box bottom all are equipped with the heat dissipation window of vertical setting, the heat dissipation window is corresponding with the equipment chamber.

Preferably, the both sides of distribution equipment main part all are equipped with the threaded rod of vertical setting, the top of threaded rod is passed through the bearing and is rotated the connection on the inner wall at equipment cavity top, the bottom of threaded rod is passed through the bearing and is rotated the connection on the inner wall of equipment cavity bottom, the outer wall screw thread of threaded rod has cup jointed the thread bush, one side of thread bush is equipped with the cleaning brush of vertical setting, be equipped with fixed establishment on the thread bush, the cleaning brush passes through fixed establishment and fixes on the thread bush, the brush hair of cleaning brush contacts with the heat dissipation window, the both ends of cleaning brush and the inner wall sliding connection of distribution box, the outer wall fixed hub at threaded rod top has from the driving wheel, the top of flabellum is equipped with the action wheel, the action wheel is fixed hub connection on the outer wall of pivot, be equipped, The driving wheel and the belt are meshed to work.

Preferably, the fixing mechanism comprises a linkage block, a mounting groove, a linkage ring, a fixing block, a sliding groove, a reset spring and a fixing groove, the linkage block is fixed on one side of the cleaning brush close to the threaded sleeve by screws, the mounting groove is arranged on one side of the threaded sleeve close to the cleaning brush, the linkage block is movably sleeved in the mounting groove, the linkage ring is positioned above the threaded sleeve, the linkage ring is movably sleeved outside the threaded rod, the fixing block is welded at the bottom of one end of the cleaning brush close to the linkage ring, the sliding groove is positioned above the mounting groove and is arranged on the threaded sleeve, the fixing block is movably sleeved in the sliding groove, the reset spring is movably sleeved outside the fixing block and is positioned in the sliding groove, one end of the reset spring is welded on the inner wall of the sliding groove, the other end of the reset spring is welded at the bottom of the linkage ring, the fixed groove is formed in the top of the linkage block, one end, far away from the linkage ring, of the fixed block extends out of the sliding groove, and the movable sleeve is arranged inside the fixed groove.

Preferably, one side of the outer part of the power distribution box body is hinged with a movable door through a hinge, the movable door corresponds to the equipment cavity, and a sealing ring is arranged on the outer wall of the movable door along the circumferential direction.

Preferably, a first rotating groove is formed in the inner wall between the air exchange cavity and the equipment cavity, and the rotating shaft is rotatably sleeved inside the first rotating groove.

Preferably, the two ends of the wire mesh are provided with second rotating grooves, and the threaded rod is rotatably sleeved in the second rotating grooves.

The utility model discloses in:

1. through the matching work of a distribution box body, an air exchange cavity, an equipment cavity, a distribution equipment main body, a metal wire mesh, a driving motor, a rotating shaft, fan blades, a heating wire, an air supply window, a filter screen, a heat dissipation window, a threaded rod, a threaded sleeve, a cleaning brush, a driven wheel, a driving wheel and a belt, can effectively remove moisture in the distribution box, prevent the moisture in plum rain weather from corroding parts in the distribution box to cause the parts in the distribution box to age so as to cause the distribution box to be damaged, carry out the efficient protection to the block terminal to can carry out the efficient cleanness to the heat dissipation window of block terminal, avoid the heat dissipation window of block terminal to be blockked up by external dust or debris, lead to the block terminal can't carry out normal radiating work, improve the working property of block terminal, avoid the artifical heat dissipation window to the block terminal of maintainer to clean, use manpower sparingly.

2. Through the cooperation work of linkage piece, mounting groove, linkage ring, fixed block, sliding tray, reset spring, fixed slot and dodge gate, the cleaning element to the block terminal that can be simple and convenient carries out the dismouting and changes, improves the duration of the block terminal, convenient to use.

Drawings

Fig. 1 is a schematic structural view of a dehumidification cleaning device for a self-power-off distribution box according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is the utility model provides a from outage dehumidification cleaning device for block terminal's elevation view.

Reference numbers in the figures: 1. a distribution box body; 2. an air exchange cavity; 3. an equipment chamber; 4. a power distribution apparatus main body; 5. a wire mesh; 6. a drive motor; 7. a rotating shaft; 8. a fan blade; 9. heating wires; 10. an air supply window; 11. filtering with a screen; 12. a heat dissipation window; 13. a threaded rod; 14. a threaded sleeve; 15. a cleaning brush; 16. a driven wheel; 17. a driving wheel; 18. a belt; 19. a linkage block; 20. mounting grooves; 21. a link ring; 22. a fixed block; 23. a sliding groove; 24. a return spring; 25. fixing grooves; 26. a movable door.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a dehumidification cleaning device for a self-power-off distribution box comprises a distribution box body 1, wherein the distribution box body 1 is sequentially provided with an air exchange cavity 2 and an equipment cavity 3 from top to bottom, a vertically arranged distribution equipment main body 4 is fixed on an inner wall screw at the bottom of the equipment cavity 3, a transversely arranged metal wire mesh 5 is arranged above the distribution equipment main body 4, the metal wire mesh 5 is fixed on the inner wall of the distribution box body 1, a vertically arranged driving motor 6 is fixed on an inner wall screw at the top of the air exchange cavity 2, the driving motor 6 is a positive and negative rotation motor, the output end of the driving motor 6 is in transmission connection with a vertically arranged rotating shaft 7, one end of the rotating shaft 7, far away from the driving motor 6, extends into the equipment cavity 3 and is rotatably connected to the top of the metal wire mesh 5 through a bearing, a transversely arranged fan blade 8 is arranged above the metal wire, the top of the metal wire mesh 5 is provided with a heating wire 9 which is transversely arranged, two sides of the top of the distribution box body 1 are respectively provided with a vertically arranged air supply window 10, the air supply windows 10 correspond to the air exchange cavity 2, two sides of the rotating shaft 7 are respectively provided with a transversely arranged filter screen 11, the filter screens 11 are embedded on the inner wall between the air exchange cavity 2 and the equipment cavity 3, two sides of the bottom of the distribution box body 1 are respectively provided with a vertically arranged heat dissipation window 12, the heat dissipation windows 12 correspond to the equipment cavity 3, when the distribution equipment main body 4 operates in plum rain, in order to avoid the original inside of the distribution equipment main body 4 from being eroded by the moisture in plum rain, at the moment, the rotating shaft 7 can be driven to rotate by the operation of the driving motor 6, at the moment, the rotating blade 8 can be driven to rotate by the rotation of the rotating shaft 7, the air flow inside the distribution box, get into the inside air current in equipment chamber 3 through wire mesh 5 this moment, will be dry heat flow, the dry heat flow of accessible this moment dispels the inside moisture of distribution equipment main part 4, avoids the moisture of plum rain weather to corrode the inside spare part of distribution equipment main part 4, leads to the inside spare part of distribution equipment main part 4 to take place ageing to lead to distribution equipment main part 4 to take place to damage, carry out the efficient protection to distribution equipment main part 4.

The two sides of the power distribution equipment main body 4 are both provided with a vertically arranged threaded rod 13, the top of the threaded rod 13 is rotatably connected on the inner wall of the top of the equipment cavity 3 through a bearing, the bottom of the threaded rod 13 is rotatably connected on the inner wall of the bottom of the equipment cavity 3 through a bearing, the outer wall of the threaded rod 13 is in threaded sleeve connection with a threaded sleeve 14, one side of the threaded sleeve 14 is provided with a vertically arranged cleaning brush 15, the threaded sleeve 14 is provided with a fixing mechanism, the cleaning brush 15 is fixed on the threaded sleeve 14 through the fixing mechanism, the brush hair of the cleaning brush 15 is in contact with the heat dissipation window 12, the two ends of the cleaning brush 15 are in sliding connection with the inner wall of the power distribution box body 1, the outer wall of the top of the threaded rod 13 is fixedly sleeved with a driven wheel 16, a driving wheel 17 is arranged above the fan blade 8, the driving wheel 17 is fixedly, when the rotating shaft 7 rotates, the driving wheel 17 is driven to rotate, the rotating driving wheel 17 can be used for driving the belt 18 to operate through the meshing work of the driven wheel 16, the driving wheel 17 and the belt 18, the driven wheel 16 is driven to rotate through the operation of the belt 18, the threaded rod 13 can be driven to rotate through the rotating driven wheel 16, the threaded sleeve 14 can be driven to vertically displace through the matching work of the threaded rod 13 and the threaded sleeve 14, the cleaning brush 15 can be driven to vertically displace through the threaded sleeve 14 which vertically displaces, the heat dissipation window 12 can be cleaned through the cleaning brush 15 which vertically displaces, the heat dissipation window 12 is prevented from being blocked by external dust or sundries, the normal heat dissipation work of the distribution box can be avoided, the working performance of the distribution box is improved, and the heat dissipation window 12 of the distribution box is prevented from being cleaned manually by maintenance personnel, the labor is saved.

And because this 6 positive reverse motors of driving motor, consequently when the bottom of cleaning brush 15 displacement to equipment chamber 3, driving motor 6 will reverse the operation to drive cleaning brush 15 and carry out reverse displacement, avoid cleaning brush 15 card in the inside in equipment chamber 3, and because the inner wall sliding connection of the both ends of cleaning brush 15 and distribution box 1, consequently cleaning brush 15 receives the spacing of distribution box 1, can not take place to deflect, improves cleaning brush 15's stability can.

The fixing mechanism comprises a linkage block 19, a mounting groove 20, a linkage ring 21, a fixing block 22, a sliding groove 23, a return spring 24 and a fixing groove 25, the linkage block 19 is fixed on one side of the cleaning brush 15 close to the threaded sleeve 14 through screws, the mounting groove 20 is formed in one side of the threaded sleeve 14 close to the cleaning brush 15, the linkage block 19 is movably sleeved in the mounting groove 20, the linkage ring 21 is positioned above the threaded sleeve 14, the linkage ring 21 is movably sleeved outside the threaded rod 13, the fixing block 22 is welded at the bottom of one end of the linkage ring 21 close to the cleaning brush 15, the sliding groove 23 is positioned above the mounting groove 20 and is arranged on the threaded sleeve 14, the fixing block 22 is movably sleeved in the sliding groove 23, the return spring 24 is movably sleeved outside the fixing block 22 and is positioned in the sliding groove 23, one end of the return spring 24 is welded on the inner wall of the sliding groove 23, the other end of the return spring 24 is welded, fixed slot 25 sets up the top at linkage piece 19, the outside that sliding tray 23 was extended to the one end that linkage ring 21 was kept away from to fixed block 22, and the activity cover is established in the inside of fixed slot 25, and after long-time work when cleaning brush 15, wearing and tearing or damage appear, when needing to be changed, the user can pull linkage ring 21 this moment, accessible reset spring 24's elasticity this moment, it carries out vertical displacement to drive linkage ring 21, it carries out vertical displacement to drive fixed block 22, drive fixed block 22 and break away from the inside of fixed slot 25, the user can pull cleaning brush 15 this moment, drive linkage piece 19 on the cleaning brush 15 and break away from the inside of mounting groove 20, the user can be convenient at this moment changes cleaning brush 15.

And when the user need install new cleaning brush 15, the user can block the linkage block 19 on new cleaning brush 15 into the inside of mounting groove 20 this moment, the user can become flexible linkage ring 21 this moment, accessible reset spring 24's elasticity that resets this moment drives linkage ring 21 and carries out vertical displacement, drive fixed block 22 and carry out vertical displacement, drive fixed block 22 and enter into the inside of fixed slot 25, new cleaning brush 15 is fixed in the inside of distribution box 1 this moment, the accessible new cleaning brush 15 continues to clean heat dissipation window 12 this moment.

The outside one side of distribution box 1 has dodge gate 26 through the hinge joint, dodge gate 26 is corresponding with equipment chamber 3, and the outer wall of dodge gate 26 is equipped with the sealing washer along circumference, and through dodge gate 26, the distribution box 1 can be conveniently opened to the user, and the person of facilitating the use overhauls distribution equipment main part 4 and maintains and changes cleaning brush 14.

The inner wall between the air exchange cavity 2 and the equipment cavity 3 is provided with a first rotating groove, the rotating shaft 7 is rotatably sleeved inside the first rotating groove, and the rotating shaft 7 can flexibly rotate through the first rotating groove.

The second rotation groove has been seted up at the both ends of wire mesh 5, and threaded rod 13 rotates the cover and establishes the inside in second rotation groove, and through the second rotation groove, threaded rod 13 can carry out nimble rotation.

The working principle is as follows: when the distribution equipment main body 4 operates in the plum rain weather, in order to avoid the original inside the distribution equipment main body 4 from being eroded by the moisture in the plum rain weather, at this time, the rotating shaft 7 can be driven to rotate through the operation of the driving motor 6, at this time, the fan blades 8 can be driven to rotate through the rotation of the rotating shaft 7, the air flow inside the distribution box body 1 can be driven, at this time, the wire mesh 5 can be heated through the operation of the heating wires 9, at this time, the air flow entering the equipment cavity 3 through the wire mesh 5 can be dry heat flow, at this time, the moisture inside the distribution equipment main body 4 can be removed through the dry heat flow, the moisture in the plum rain weather is prevented from eroding the parts inside the distribution equipment main body 4, the parts inside the distribution equipment main body 4 are aged, the distribution equipment main body 4 is damaged, and the distribution equipment main body 4 is, when the rotating shaft 7 rotates, the driving wheel 17 is driven to rotate, the rotating driving wheel 17 can be used for driving the belt 18 to operate through the meshing work of the driven wheel 16, the driving wheel 17 and the belt 18, the driven wheel 16 is driven to rotate through the operation of the belt 18, the threaded rod 13 can be driven to rotate through the rotating driven wheel 16, the threaded sleeve 14 can be driven to vertically displace through the matching work of the threaded rod 13 and the threaded sleeve 14, the cleaning brush 15 can be driven to vertically displace through the threaded sleeve 14 which vertically displaces, the heat dissipation window 12 can be cleaned through the cleaning brush 15 which vertically displaces, the heat dissipation window 12 is prevented from being blocked by external dust or sundries, the normal heat dissipation work of the distribution box can be avoided, the working performance of the distribution box is improved, and the heat dissipation window 12 of the distribution box is prevented from being cleaned manually by maintenance personnel, manpower is saved, and because the driving motor 6 is a positive and negative rotation motor, when the cleaning brush 15 is displaced to the bottom of the equipment cavity 3, the driving motor 6 can reversely rotate, so as to drive the cleaning brush 15 to reversely displace, and prevent the cleaning brush 15 from being clamped in the equipment cavity 3, and because the two ends of the cleaning brush 15 are slidably connected with the inner wall of the distribution box body 1, the cleaning brush 15 is limited by the distribution box body 1 and can not deflect, so that the stability of the cleaning brush 15 is improved, and when the cleaning brush 15 is worn or damaged after long-time work, and needs to be replaced, the user can pull the linkage ring 21, at the moment, the linkage ring 21 can be driven to vertically displace through the elasticity of the reset spring 24, the fixing block 22 is driven to vertically displace, the fixing block 22 is driven to be separated from the inside of the fixing groove 25, and at the moment, the user can pull the cleaning brush 15, drive linkage piece 19 on the cleaning brush 15 and break away from the inside of mounting groove 20, the user can be convenient this moment changes cleaning brush 15, and when the user needs to install new cleaning brush 15, the user can block the inside of mounting groove 20 into with linkage piece 19 on new cleaning brush 15 this moment, the user can become flexible linkage ring 21 this moment, accessible reset spring 24's elasticity that resets this moment, it carries out vertical displacement to drive linkage ring 21, it carries out vertical displacement to drive fixed block 22, drive fixed block 22 and enter into the inside of fixed slot 25, new cleaning brush 15 is fixed in the inside of distribution box 1 this moment, new cleaning brush 15 of accessible this moment continues to clean heat dissipation window 12.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The dehumidification cleaning device for the self-power-off distribution box comprises a distribution box body (1) and is characterized in that a ventilation cavity (2) and an equipment cavity (3) are sequentially formed in the distribution box body (1) from top to bottom, a vertically-arranged distribution equipment main body (4) is fixed on an inner wall of the bottom of the equipment cavity (3) through screws, a transversely-arranged metal wire mesh (5) is arranged above the distribution equipment main body (4), the metal wire mesh (5) is fixed on the inner wall of the distribution box body (1) through screws, a vertically-arranged driving motor (6) is fixed on an inner wall of the top of the ventilation cavity (2), an output end of the driving motor (6) is in transmission connection with a vertically-arranged rotating shaft (7), one end, far away from the driving motor (6), of the rotating shaft (7) extends into the equipment cavity (3) and is rotatably connected to the top of the metal wire mesh (5) through, the top of wire mesh (5) is equipped with flabellum (8) of horizontal setting, flabellum (8) are fixed cup joints on the outer wall of pivot (7), heater strip (9) of horizontal setting are installed at the top of wire mesh (5), the both sides at distribution box (1) top all are equipped with air supply window (10) of vertical setting, air supply window (10) are corresponding with chamber (2) of taking a breath, the both sides of pivot (7) all are equipped with filter screen (11) of horizontal setting, filter screen (11) inlay the dress on the inner wall between chamber (2) of taking a breath and equipment chamber (3), the both sides of distribution box (1) bottom all are equipped with heat dissipation window (12) of vertical setting, heat dissipation window (12) are corresponding with equipment chamber (3).

2. The dehumidification cleaning device for the self-power-off distribution box according to claim 1, wherein two sides of the distribution equipment main body (4) are respectively provided with a vertically arranged threaded rod (13), the top of the threaded rod (13) is rotatably connected to the inner wall of the top of the equipment cavity (3) through a bearing, the bottom of the threaded rod (13) is rotatably connected to the inner wall of the bottom of the equipment cavity (3) through a bearing, the outer wall of the threaded rod (13) is sleeved with a threaded sleeve (14), one side of the threaded sleeve (14) is provided with a vertically arranged cleaning brush (15), the threaded sleeve (14) is provided with a fixing mechanism, the cleaning brush (15) is fixed on the threaded sleeve (14) through the fixing mechanism, the bristles of the cleaning brush (15) are in contact with the heat dissipation window (12), and two ends of the cleaning brush (15) are slidably connected with the inner wall of the distribution box body (1), the fixed cover of outer wall at threaded rod (13) top has been connect from driving wheel (16), the top of flabellum (8) is equipped with action wheel (17), action wheel (17) are fixed cup joints on the outer wall of pivot (7), the outside from driving wheel (16) and action wheel (17) is equipped with belt (18), from driving wheel (16), action wheel (17) and belt (18) meshing work.

3. The dehumidification cleaning device for the self-power-off distribution box as claimed in claim 2, wherein the fixing mechanism comprises a linkage block (19), a mounting groove (20), a linkage ring (21), a fixing block (22), a sliding groove (23), a return spring (24) and a fixing groove (25), the linkage block (19) is fixed on one side of the cleaning brush (15) close to the threaded sleeve (14) through screws, the mounting groove (20) is arranged on one side of the threaded sleeve (14) close to the cleaning brush (15), the linkage block (19) is movably arranged in the mounting groove (20), the linkage ring (21) is arranged above the threaded sleeve (14), the linkage ring (21) is movably arranged on the outer portion of the threaded rod (13), the fixing block (22) is welded on the bottom of one end of the linkage ring (21) close to the cleaning brush (15), and the sliding groove (23) is arranged above the mounting groove (20), and set up on thread bush (14), the inside at sliding tray (23) is established to fixed block (22) activity cover, reset spring (24) activity cover is established in the outside of fixed block (22) to be located the inside of sliding tray (23), the one end welding of reset spring (24) is on the inner wall of sliding tray (23), the other end welding of reset spring (24) is in the bottom of linkage ring (21), the top at linkage block (19) is seted up in fixed slot (25), the outside that sliding tray (23) were extended to the one end that linkage ring (21) were kept away from in fixed block (22) to the inside at fixed slot (25) is established to the activity cover.

4. The dehumidification and cleaning device for the self-power-off distribution box according to claim 1, wherein a movable door (26) is hinged to one side of the outer portion of the distribution box body (1) through a hinge, the movable door (26) corresponds to the equipment cavity (3), and a sealing ring is arranged on the outer wall of the movable door (26) in the circumferential direction.

5. The dehumidification and cleaning device for the self-power-off distribution box as claimed in claim 1, wherein a first rotating groove is formed in an inner wall between the air exchange cavity (2) and the equipment cavity (3), and the rotating shaft (7) is rotatably sleeved in the first rotating groove.

6. The dehumidification cleaning device for the self-power-off distribution box as claimed in claim 2, wherein a second rotation groove is formed at two ends of the wire mesh (5), and the threaded rod (13) is rotatably sleeved inside the second rotation groove.