CN216062580U

CN216062580U - Air filtering mechanism of distribution box

Info

Publication number: CN216062580U
Application number: CN202122382271.6U
Authority: CN
Inventors: 王新刚; 闫耀耀; 王乐
Original assignee: Hebei Meihui Technology Co ltd
Current assignee: Hebei Meihui Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-18
Anticipated expiration: 2031-09-29

Abstract

The utility model relates to the technical field of distribution boxes, and provides an air filtering mechanism of a distribution box, which is convenient for reducing impurities from entering a filtering box body and cleaning weed nets, is convenient for blocking particles for multiple times, is convenient for blocking particles in wind from entering the side of the filtering net and reducing filtering burden on the filtering net, and is convenient for telescopically adjusting a plurality of wave folded plates and adjusting the blocking strength of the particles, the air filtering mechanism comprises a filtering box body, two filtering nets are arranged on the filtering box body, a first motor and a second motor are arranged at the top end of the filtering box body, the weed net is arranged at the right end of the filtering box body, a rotating shaft is rotatably connected on the weed net, a cleaning piece is arranged on the rotating shaft and is in contact with the weed net, cleaning trapezoidal gears are arranged on an output shaft of the first motor and the rotating shaft, and are meshed with each other, the inside of rose box body installs fixed frame.

Description

Air filtering mechanism of distribution box

Technical Field

The utility model relates to the technical field of distribution boxes, in particular to an air filtering mechanism of a distribution box.

Background

As is well known, a distribution box is a low-voltage distribution device formed by assembling switchgear, a measuring instrument, a protective electrical device and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements, and in the operation process of the distribution box, ventilation needs to be performed in the distribution box, and an air filtering mechanism of the distribution box is a device for filtering air entering a ventilation pipe of the distribution box.

Through the retrieval, chinese 2021 year 8 month 13 day patent publication number is CN 213942476U's utility model discloses a block terminal ventilation wind channel filter mechanism, it roughly includes the ventilation pipe, the internally mounted of ventilation pipe has the filter screen, the rubber sleeve is convenient for cup joint outward of filter screen, spacing recess has been seted up to the surface of rubber sleeve, the internal surface integrated into one piece of ventilation pipe has spacing arch, spacing arch is installed in the inside of spacing recess, it is when using, the filter screen is by the polyurethane cloth layer, non-woven fabrics layer and gauze layer constitute, and non-woven fabrics layer sets up between polyurethane cloth layer and gauze layer, the layering of being convenient for filters the air, be convenient for sieve the particle between the difference in the air, be convenient for block the large granule in the air through first deep bead and second deep bead cooperation, through the scum board, be convenient for carry out the water conservancy diversion to the large granule.

Among the foretell prior art scheme, pile up on first deep bead and second deep bead as weeds etc. cause the circulation of air not smooth easily, cause the jam easily to it is when external wind is great, and the large granule that smugglies secretly in the wind is along with first deep bead and second deep bead entering air pipe easily in, causes the filtration burden of filter screen easily, and the practicality is lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an air filtering mechanism of a distribution box, which aims to solve the problems that when weeds and the like are accumulated on a first wind shield and a second wind shield in the background technology, the circulation of air is not smooth and blockage is easy to cause, and when external wind is large, large particles carried in the wind easily enter a ventilation pipeline along with the first wind shield and the second wind shield, and the filtering burden of a filter screen is easy to cause.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a distribution box air filtering mechanism comprises a filtering box body, wherein two filtering nets are installed on the filtering box body, a first fixing assembly convenient for fixing the two filtering nets is installed on the filtering box body, a first motor and a second motor are installed at the top end of the filtering box body, a weed net is installed at the right end of the filtering box body, a rotating shaft is connected to the weed net in a rotating mode, a cleaning piece is installed on the rotating shaft and is in contact with the weed net, cleaning trapezoidal gears are installed on an output shaft of the first motor and the rotating shaft and are meshed with each other, a fixing frame is installed inside the filtering box body, two rotating rods are connected to the fixing frame in a rotating mode, an output shaft of the second motor is connected with the two rotating rods through a transmission assembly, screw rods are fixedly connected to the two rotating rods, a moving frame is meshed with the two screw rods, and a plurality of wave folded plates are installed between the fixing frame and the moving frame, a plurality of dust through holes are formed in the wave folding plates, a collecting hopper is arranged below the wave folding plates, and the collecting hopper is installed on the filter box body through two second fixing assemblies.

Preferably, first fixed subassembly includes runing rest, and runing rest rotates with the top of rose box body to be connected, and sliding connection has the slide bar on the runing rest, and limiting plate and U type frame are installed respectively to the top and the bottom of slide bar, and the cover is equipped with spacing spring on the slide bar, and spacing spring's both ends are connected with runing rest and U type frame respectively, all installs the fixed plate on two filter screens, has seted up the spacing groove on the fixed plate, and two stoppers with spacing groove looks adaptation are installed to the bottom of U type frame.

Further, the transmission assembly comprises two adjusting trapezoidal gears, a transmission rod is rotatably connected to the fixing frame, the two adjusting trapezoidal gears are respectively installed on an output shaft of the second motor and the transmission rod, the two adjusting trapezoidal gears are meshed with each other, and the transmission rod is in transmission connection with the two rotating rods through a belt.

And furthermore, the left ends of the two screw rods are provided with a limiting circular plate.

As a further scheme of this scheme, second locating component includes L template and fixed strip, and L template and fixed strip are installed respectively on collecting fill and rose box body, rotate on the L template and are connected with two locating levers, set up two on the fixed strip with the positioning groove of locating lever looks adaptation, install the arm-tie on the locating lever, the cover is equipped with positioning spring on the locating lever, positioning spring's both ends respectively with arm-tie and L template fixed connection.

As a further scheme of this scheme, the outside of first motor and second motor all is provided with the protection casing, protection casing and rose box body fixed connection.

On the basis of the scheme, the limiting plate is provided with a pull ball.

Further on the basis of the aforesaid scheme, install the installing frame on the rose box body, seted up a plurality of mounting holes on the installing frame.

(III) advantageous effects

Compared with the prior art, the utility model provides an air filtering mechanism of a distribution box, which has the following beneficial effects:

1. according to the air filtering mechanism of the distribution box, the weed net is arranged to prevent weeds from entering the interior of the filtering box body, the weed net is convenient to clean through the cooperation of the first motor, the rotating shaft, the cleaning piece and the two cleaning trapezoidal gears, and the blockage of the weeds on the weed net is reduced.

2. According to the distribution box air filtering mechanism, the plurality of wave folding plates are arranged, so that particles can be blocked for multiple times, the particles in the wind can be prevented from entering the side of the filter screen, and the filtering burden on the filter screen is reduced.

3. According to the utility model, through the matching of the second motor, the transmission assembly, the screw rod, the fixing frame and the moving frame, the multiple wave folding plates can be conveniently adjusted in a telescopic mode, and the blocking strength of particles can be conveniently adjusted.

Drawings

FIG. 1 is an exploded perspective view of the present invention;

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

FIG. 3 is a schematic perspective view of the present invention;

FIG. 4 is a schematic diagram of the right side view of the present invention;

fig. 5 is a schematic perspective view of the second motor, screw and wave folding plate of the present invention.

In the figure: 1. a filter box body; 2. a filter screen; 3. a first motor; 4. a second motor; 5. a weed net; 6. a rotating shaft; 7. a cleaning member; 8. cleaning the trapezoidal gear; 9. a fixing frame; 10. a rotating rod; 11. a screw; 12. moving the frame; 13. a wave folding plate; 14. a collecting hopper; 15. rotating the bracket; 16. a slide bar; 17. a limiting plate; 18. a U-shaped frame; 19. a limiting spring; 20. a fixing plate; 21. a limiting block; 22. adjusting the trapezoidal gear; 23. a transmission rod; 24. a belt; 25. a limiting circular plate; 26. an L-shaped plate; 27. a fixing strip; 28. positioning a rod; 29. pulling a plate; 30. a positioning spring; 31. a protective cover; 32. pulling a ball; 33. and (5) installing the frame.

Detailed Description

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

Examples

Referring to fig. 1-5, an air filtering mechanism for a distribution box comprises a filtering box body 1, two filtering nets 2 are mounted on the filtering box body 1 for facilitating filtering, a first fixing component for facilitating fixing of the two filtering nets 2 is mounted on the filtering box body 1 for facilitating fixing of the two filtering nets 2 and replacement of the two filtering nets 2, a first motor 3 and a second motor 4 are mounted at the top end of the filtering box body 1, a weed net 5 is mounted at the right end of the filtering box body 1 for preventing weeds from entering the inside of the filtering box body 1, a rotating shaft 6 is rotatably connected to the weed net 5, a cleaning piece 7 is mounted on the rotating shaft 6, the cleaning piece 7 is in contact with the weed net 5, a cleaning trapezoidal gear 8 is mounted on an output shaft of the first motor 3 and the rotating shaft 6, the two cleaning trapezoidal gears 8 are engaged with each other to start the first motor 3, the weed cleaning device is characterized in that the cleaning part 7 is convenient to drive to rotate through the meshing action of the two cleaning trapezoidal gears 8, the weed net 5 is convenient to clean, the weed blocking of the weed net 5 is reduced, the practicability is high, the fixing frame 9 is installed inside the filter box body 1, the fixing frame 9 is connected with the two rotating rods 10 in a rotating mode, the output shaft of the second motor 4 is connected with the two rotating rods 10 through a transmission assembly, the two rotating rods 10 are both fixedly connected with screw rods 11, the two screw rods 11 are meshed with the moving frame 12, a plurality of wave folding plates 13 are installed between the fixing frame 9 and the moving frame 12, particles are convenient to block for multiple times, the particles in wind are convenient to enter the side of the filter screen 2, the filtering burden caused to the filter screen 2 is reduced, the second motor 4 is started, the output shaft of the second motor 4 rotates forwards or backwards, the two screw rods 11 are driven to rotate backwards or forwards through the transmission action of the transmission assembly, through the meshing effect of removing frame 12 and two screw rods 11, it moves to drive and remove frame 12 and turn right or turn left, be convenient for shorten or extend a plurality of ripples folded plate 13, be convenient for adjust the intensity that blocks of granule, the practicality is higher, a plurality of dust through holes have all been seted up on a plurality of ripples folded plate 13, the below of a plurality of ripples folded plate 13 is provided with collects and fights 14, be convenient for collect from a plurality of dust through holes landing dust particles, collect and fight 14 and install on rose box body 1 through two fixed subassemblies of second, be convenient for to fight 14 with collecting and fix on rose box body 1 or dismantle from rose box body 1.

Further, the first fixing component comprises a rotating support 15, the rotating support 15 is rotatably connected with the top end of the filter box body 1, a sliding rod 16 is slidably connected on the rotating support 15, a limiting plate 17 and a U-shaped frame 18 are respectively installed at the top end and the bottom end of the sliding rod 16, a limiting spring 19 is sleeved on the sliding rod 16, two ends of the limiting spring 19 are respectively connected with the rotating support 15 and the U-shaped frame 18, a fixing plate 20 is installed on each of the two filter screens 2, a limiting groove is formed in the fixing plate 20, two limiting blocks 21 matched with the limiting grooves are installed at the bottom end of the U-shaped frame 18, the two limiting blocks 21 are pulled out of the two limiting grooves by pulling the limiting plate 17 upwards, the rotating support 15 is rotated to facilitate pulling out the filter screens 2 from the filter box body 1, after the filter screens 2 are replaced, the rotating support 15 is rotated back, the handle is loosened, under the action of resilience force of the limiting spring 19, two limiting blocks 21 are pushed to the insides of two limiting grooves, so that two filter screens 2 can be conveniently fixed, a transmission assembly comprises two adjusting trapezoidal gears 22, a transmission rod 23 is rotatably connected to the fixed frame 9, the two adjusting trapezoidal gears 22 are respectively installed on an output shaft of the second motor 4 and the transmission rod 23, the two adjusting trapezoidal gears 22 are meshed with each other, the transmission rod 23 is in transmission connection with the two rotating rods 10 through a belt 24, an output end of the second motor 4 rotates, the transmission rod 23 is driven to rotate through the meshing action of the two adjusting trapezoidal gears 22, the two rotating rods 10 are driven to rotate through the transmission action of the belt 24, limiting circular plates 25 are respectively installed at the left ends of the two screw rods 11, so that the movable frame 12 can be conveniently limited, the second positioning assembly comprises an L-shaped plate 26 and a fixing strip 27, the L-shaped plate 26 and the fixing strip 27 are respectively installed on the collecting hopper 14 and the filter box body 1, two positioning rods 28 are rotatably connected to the L-shaped plate 26, two positioning grooves matched with the positioning rods 28 are formed in the fixing strip 27, pull plates 29 are installed on the positioning rods 28, positioning springs 30 are sleeved on the positioning rods 28, two ends of each positioning spring 30 are fixedly connected with the pull plates 29 and the L-shaped plate 26 respectively, the positioning rods 28 can be pulled out of the positioning grooves conveniently by pulling the pull plates 29 outwards, the collecting hopper 14 can be taken down conveniently, the collecting hopper 14 is contacted with the bottom end of the filter box body 1, the pull plates 29 are loosened, the positioning rods 28 can be extended to the inner parts of the positioning grooves conveniently under the action of the positioning springs 30, protective covers 31 are arranged on the outer parts of the first motor 3 and the second motor 4, the protective covers 31 are fixedly connected with the filter box body 1 and are used for protecting the first motor 3 and the second motor 4 conveniently, pull balls 32 are installed on the limiting plate 17, and the limiting plate 17 can be pulled up conveniently, install installing frame 33 on the rose box body 1, seted up a plurality of mounting holes on the installing frame 33, be convenient for install rose box body 1 on the ventilation pipe of block terminal.

To sum up, when the distribution box air filtering mechanism is used, firstly, the distribution box air filtering mechanism is installed on a ventilation pipe of a distribution box through the installation frame 33, the second motor 4 is connected with a forward and reverse rotation circuit according to the specification, air enters the interior of the filtering box body 1 through the weed net 5 and then passes through the plurality of wave folded plates 13, so that particles in wind are blocked for multiple times, the particles in wind are conveniently blocked to enter the side of the filter screen 2, the filtering burden on the filter screen 2 is reduced, the air enters the ventilation pipe through the filtering of the two filter screens 2, when the dust in the outside air is large, the second motor 4 is started to enable the output shaft of the second motor 4 to rotate forward, the transmission rod 23 is driven to rotate reversely through the meshing action of the two adjusting trapezoidal gears 22, the two rotating rods 10 are driven to rotate reversely through the transmission action of the belt 24, and the two screw rods 11 are driven to rotate reversely, through the meshing effect that removes frame 12 and two screw rods 11, it moves to drive removal frame 12 and turn right, be convenient for shorten a plurality of ripples folded plate 13, be convenient for increase the intensity that blocks of granule, when the sand and dust in the air of external world is less, make the output shaft reversal of second motor 4, then extend a plurality of ripples folded plate 13, be convenient for reduce the intensity that blocks of granule, improve the smooth and easy nature of ventilation, the practicality is higher, if weeds in the air of external world are more, open first motor 3, clean trapezoidal gear 8's meshing effect through two, be convenient for drive and clean 7 and rotate, be convenient for clear up weeds net 5, it blocks up weeds net 5 to reduce weeds, the practicality is higher.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a block terminal air filter mechanism, including rose box body (1), a serial communication port, install two filter screens (2) on rose box body (1), install the first fixed subassembly that is convenient for fix two filter screens (2) on rose box body (1), first motor (3) and second motor (4) are installed on the top of rose box body (1), weeds net (5) are installed to the right-hand member of rose box body (1), it is connected with pivot (6) to rotate on weeds net (5), install on pivot (6) and clean piece (7), it contacts with weeds net (5) to clean piece (7), all install on output shaft and the pivot (6) of first motor (3) and clean trapezoidal gear (8), two clean trapezoidal gear (8) and mesh mutually, the internally mounted of rose box body (1) has fixed frame (9), rotate on fixed frame (9) and be connected with two bull sticks (10), the output shaft and two bull sticks (10) of second motor (4) are connected through drive assembly, equal fixedly connected with screw rod (11) on two bull sticks (10), the meshing has removal frame (12) on two screw rods (11), install a plurality of ripples folded plate (13) between fixed frame (9) and removal frame (12), a plurality of dust through holes have all been seted up on a plurality of ripples folded plate (13), the below of a plurality of ripples folded plate (13) is provided with collects and fights (14), it installs on rose box body (1) through two second fixed subassembly to collect fights (14).

2. The air filtering mechanism for the distribution box according to claim 1, wherein the first fixing component comprises a rotating support (15), the rotating support (15) is rotatably connected with the top end of the filter box body (1), a sliding rod (16) is slidably connected onto the rotating support (15), a limiting plate (17) and a U-shaped frame (18) are respectively installed at the top end and the bottom end of the sliding rod (16), a limiting spring (19) is sleeved on the sliding rod (16), two ends of the limiting spring (19) are respectively connected with the rotating support (15) and the U-shaped frame (18), fixing plates (20) are respectively installed on the two filter screens (2), a limiting groove is formed in each fixing plate (20), and two limiting blocks (21) matched with the limiting grooves are installed at the bottom end of the U-shaped frame (18).

3. The air filtering mechanism of the distribution box is characterized in that the transmission assembly comprises two adjusting trapezoidal gears (22), a transmission rod (23) is rotatably connected to the fixed frame (9), the two adjusting trapezoidal gears (22) are respectively installed on an output shaft of the second motor (4) and the transmission rod (23), the two adjusting trapezoidal gears (22) are meshed with each other, and the transmission rod (23) is in transmission connection with the two rotating rods (10) through a belt (24).

4. A distribution box air filter mechanism according to claim 3, wherein a limiting circular plate (25) is mounted at the left end of each of the two screws (11).

5. The air filtering mechanism for the distribution box according to claim 4, wherein the second fixing assembly comprises an L-shaped plate (26) and a fixing strip (27), the L-shaped plate (26) and the fixing strip (27) are respectively installed on the collecting hopper (14) and the filter box body (1), two positioning rods (28) are rotatably connected to the L-shaped plate (26), two positioning grooves matched with the positioning rods (28) are formed in the fixing strip (27), pull plates (29) are installed on the positioning rods (28), positioning springs (30) are sleeved on the positioning rods (28), and two ends of each positioning spring (30) are respectively fixedly connected with the pull plates (29) and the L-shaped plate (26).

6. A distribution box air filtering mechanism according to claim 5, characterized in that a protective cover (31) is arranged outside the first motor (3) and the second motor (4), and the protective cover (31) is fixedly connected with the filtering box body (1).

7. A distribution box air filter mechanism according to claim 6, characterized in that said limiting plate (17) is provided with a pull ball (32).

8. The air filtering mechanism of the distribution box according to claim 7, wherein the filter box body (1) is provided with a mounting frame (33), and the mounting frame (33) is provided with a plurality of mounting holes.