CN218549118U

CN218549118U - Labyrinth ventilation door of low-voltage distribution cabinet

Info

Publication number: CN218549118U
Application number: CN202222365211.8U
Authority: CN
Inventors: 石艳林; 刘斌; 王璐; 蔺延宏
Original assignee: Beiguang Technology Co ltd
Current assignee: Beiguang Technology Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-02-28
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses a labyrinth ventilation door of low-voltage distribution cabinet, including the door plant and the low-voltage distribution cabinet body, the door plant articulates the one side at the low-voltage distribution cabinet body, all offers the cavity that is used for the filter plate of pegging graft in the both sides of door plant, and the dust-proof chamber has been seted up at the middle part of door plant, and the dust-proof chamber is linked together with the inside of cavity, the middle part in dust-proof chamber is equipped with dust cloth, and all there are vibrations piece and sealed piece at the upper and lower both ends of dust cloth through screw difference fixed mounting, and one side of sealed piece carries out fixed connection through the outer wall of connecting block cooperation screw and thread bush, and the screw that is used for installing the lead screw is offered at the middle part of thread bush, has played the effect of cutting off the protective screen to the inside of dust chamber through setting up dust cloth, vibrations piece and sealed piece to avoid appearing dust or the inside of the low-voltage distribution cabinet body behind the door plant and cause the influence to inside controller etc.

Description

Labyrinth ventilation door of low-voltage distribution cabinet

Technical Field

The utility model belongs to the technical field of the ventilation door, concretely relates to labyrinth ventilation door of low-voltage distribution cabinet.

Background

The rated current of the low-voltage power distribution cabinet is AC 50Hz, the power distribution system with the rated voltage of 380v is used as power, and the product has the characteristics of strong breaking capacity, good dynamic and thermal stability, flexible electric scheme, convenient combination, strong seriousness and practicability, novel structure and the like.

The technical scheme of the patent publication No. CN210694551U comprises a ventilation channel, wherein the ventilation channel is fixed on one side of a frame plate, an air inlet plate is arranged at an air inlet port of the ventilation channel, an air outlet plate is arranged at an air outlet port of the ventilation channel, a honeycomb-shaped air inlet hole is formed in the air inlet plate, and a plurality of air outlet holes are arranged on the air outlet plate; a wind shield is arranged in the ventilation channel and close to the air inlet plate, the upper end of the wind shield is fixed on the top wall of the ventilation channel, and the lower end of the wind shield is suspended; the inner side of the air outlet hole is provided with a U-shaped cover, the length of one vertical wall of the U-shaped cover is longer than that of the other vertical wall, the long vertical wall of the U-shaped cover is fixedly connected to the air outlet plate, a gap between the short vertical wall of the U-shaped cover and the air outlet plate is used as an air inlet channel of the air outlet hole, and the inner side of the air outlet plate is provided with a baffle plate for changing the flow direction of air in the U-shaped cover; be equipped with the outlet on the ventilation passageway diapire, the utility model discloses it is supplementary to need not power supply unit, can prevent effectively that rainwater, rubbish, dust from following the wind and getting into in the rack, has thermal-insulated, fall the function of making an uproar simultaneously. But it has adopted air-out board, U type cover and baffling board, blocks external sand and dust that gets into cabinet internal portion, but this structure can make partly sand and dust stay in the butt joint department of bending of U type cover and baffling board and pile up, and long this is back down in the past and is increased along with sand and dust and influence the radiating effect, and we propose a labyrinth ventilation door of low-voltage distribution cabinet for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-voltage distribution cabinet's labyrinth ventilation door to propose in solving above-mentioned background art, but this structure can make some dust and sand stay in the butt joint department of bending of U type cover and baffling board and pile up, long this is down along with dust and sand increase the problem that influences the radiating effect down in the past.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a labyrinth ventilation door of low-voltage distribution cabinet, includes the door plant and the low-voltage distribution cabinet body, the door plant articulates the one side at the low-voltage distribution cabinet body, all offers the cavity that is used for pegging graft the filter plate in the both sides of door plant, and the dust-proof chamber has been seted up at the middle part of door plant, and the inside of dust-proof chamber is linked together with the cavity, the middle part in dust-proof chamber is equipped with dust cloth, and all there are vibrations piece and sealed piece at the upper and lower both ends of dust cloth through screw difference fixed mounting, and one side of sealed piece carries out fixed connection through the outer wall of connecting block cooperation screw and thread bush, and the screw that is used for installing the lead screw is offered at the middle part of thread bush, the inside lower extreme of lead screw passes through the bearing and installs the inside lower extreme at the door plant, and the output shaft coupling carries out electric connection with micro motor's output shaft, and the inside of dust-proof chamber is equipped with the quick-witted case that is used for installing micro motor, the inside of dust-proof chamber still is equipped with remote control module, and remote control module advances electric connection with the controller in the dust-proof intracavity, and both ends all install sealed curb plate through the gim peg in the front and back of door plant, has seted up the bottom of door plant, the middle part assorted guiding hole with the bottom of door plant.

Preferably, a collecting box is arranged below the dust collecting cavity, and the collecting box is clamped at the lower end of the door plate through a clamping strip.

Preferably, a small vibration motor is installed in the middle of the lower end of the vibration block, springs are fixedly installed on two sides of the lower end of the vibration block, the lower ends of the springs are fixedly installed on a support, and the support is fixedly installed on a fixing seat in the middle of the dust collection cavity.

Preferably, a dustproof organ plate is fixedly mounted on one side of the vibration block through screws, and the other side of the dustproof organ plate is fixedly connected with the inner wall of the dust collection cavity through screws.

Preferably, a screen box is fixedly installed in the middle of the dust-proof cavity through a screw, and a dehumidifying desiccant is placed in the middle of the screen box.

Preferably, the both sides of cavity are all through screw fixed mounting cleaning brush, and the brush head of cleaning brush is inconsistent with the filter screen at filter plate middle part, and the upper end of sieve has the holding rod through screw fixed mounting, the upper end outside of sieve is equipped with the sealing washer.

Preferably, a through hole for installing a connecting pipe is formed in the middle of the cavity, the inside of the connecting pipe is communicated with the inside of the cavity, and a sealing cover is hinged to the outside of the connecting pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) This labyrinth ventilation door of low-voltage distribution cabinet, through setting up the dust cloth, vibrations piece and sealed piece have played the effect of cutting off the protective screen to the inside in dustproof chamber, when being applied to the great extreme environment of sand blown by the wind, when the equipment maintainer knows there is strong wind weather this place, will drive the lead screw rotation through control end cooperation remote control module opening device inside micro motor's switch micro motor's output shaft, this moment under the direction of guide bar, the thread bush will drive the connecting plate and drive sealed piece and remove, when conflicting the inside top in dustproof chamber in the upper end of sealed piece, advance to under the strong wind weather, tiny dust and sand and dust that get into dustproof chamber from the filter screen stop, thereby avoid appearing dust or sand grain and cause the influence to inside controller etc. that get into the low-voltage distribution cabinet body behind the door plant.

Drawings

FIG. 1 is a schematic view of a main section of the present invention;

FIG. 2 is a schematic view of the part A in FIG. 1;

FIG. 3 is a schematic structural view of a part B shown in FIG. 1;

FIG. 4 is a schematic structural view of the assembly parts of the dust cloth, the vibration block, the spring, the support and the fixing base;

fig. 5 is a schematic structural view of the combined parts of the middle support, the fixing base and the dustproof piano plate of the present invention.

In the figure: 1. a door panel; 2. a low voltage distribution cabinet body; 3. filtering the plate; 4. a dust-proof cavity; 5. dust cloth; 6. A vibration block; 7. a sealing block; 8. connecting blocks; 9. a threaded sleeve; 10. a screw rod; 11. a micro motor; 12. A remote control module; 13. a controller; 14. a fixing bolt; 15. sealing the side plate; 16. a dust collection chamber; 17. A guide bar; 18. a collection box; 19. clamping the strip; 20. a small vibration motor; 21. a spring; 22. a support; 23. a fixed seat; 24. a dustproof piano plate; 25. a screen box; 26. a desiccant; 27. cleaning a brush; 28. a holding rod; 29. a seal ring; 30. a connecting pipe; 31. and (7) sealing the cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides a labyrinth ventilation door of a low voltage power distribution cabinet, which comprises a door plate 1 and a low voltage power distribution cabinet body 2, wherein the door plate 1 is hinged on one side of the low voltage power distribution cabinet body 2, two sides of the door plate 1 are respectively provided with a cavity for inserting a filter plate 3, the middle part of the door plate 1 is provided with a dustproof cavity 4, the dustproof cavity 4 is communicated with the inside of the cavity, the middle part of the dustproof cavity 4 is provided with a dust blocking cloth 5, the upper and lower ends of the dust blocking cloth 5 are respectively and fixedly provided with a vibration block 6 and a sealing block 7 through screws, one side of the sealing block 7 is fixedly connected with the outer wall of a thread sleeve 9 through a connecting block 8 and matched with the screws, the middle part of the thread sleeve 9 is provided with a screw hole for installing a screw rod 10, the lower end of the screw rod 10 is installed at the lower end inside the door plate 1 through a bearing, the upper end of lead screw 10 carries out electric connection through the output shaft of shaft coupling and micro motor 11, and the inside in dustproof chamber 4 is equipped with the quick-witted case that is used for installing micro motor 11, the inside in dustproof chamber 4 still is equipped with remote control module 12, and remote control module 12 advances the electric connection with the controller 13 in dustproof chamber 4 inside, and door plant 1 all installs sealed curb plate 15 through gim peg 14 in both ends around, has seted up dust collection chamber 16 in the bottom of door plant 1, the middle part of connecting block 8 seted up with the inside guide arm 17 assorted guiding hole in dustproof chamber 4, through setting up dust blocking cloth 5, vibrations piece 6 and seal block 7 have played the effect of cutting off the protective screen to the inside in dustproof chamber 4 to avoid appearing dust or sand grain and having led to the fact the influence to inside controller 13 etc. that low voltage distribution cabinet body 2 behind door plant 1.

In this embodiment, preferably, the collecting box 18 is arranged below the dust collecting cavity 16, the collecting box 18 is clamped at the lower end of the door plate 1 through the clamping strip 19, the collecting box 18 is arranged to collect the sand dust entering the dust collecting cavity 4 and blocked by the dust blocking cloth 5, the blocked sand dust enters the dust collecting cavity 16 along the dust blocking cloth 5 and falls into the collecting box 18, and the collecting box 18 can be directly detached to dump the collected sand dust in the later period.

In this embodiment, preferably, a small vibration motor 20 is installed in the middle of the lower end of the vibration block 6, springs 21 are fixedly installed on two sides of the lower end of the vibration block 6, the lower end of the spring 21 is fixedly installed on a support 22, the support 22 is fixedly installed on a fixing seat 23 in the middle of the dust collection cavity 16, and the vibration block 6 is vibrated by the small vibration motor 20.

In this embodiment, preferably, a dust-proof accordion plate 24 is fixedly mounted on one side of the vibrating block 6 through screws, the other side of the dust-proof accordion plate 24 is fixedly connected with the inner wall of the dust collecting cavity 16 through screws, and the dust collecting cavity 16 is matched with the vibrating block 6 through the dust-proof accordion plate 24 to form a partition barrier which can be matched with the dust blocking cloth 5, the vibrating block 6 and the sealing block 7 to form a partition barrier to partition the interior of the dust collecting cavity 16 from the dust collecting cavity 4 into two regions, so as to avoid affecting parts in the other region.

In this embodiment, it is preferred, there is screen cloth box 25 at the middle part of dust-proof chamber 4 through screw fixed mounting, dehumidification drier 26 has been placed at the middle part of screen cloth box 25, the effect of drying has been played through setting up the inside wind that dehumidification drier 26 got into door plant 1, avoid wind to drive the inside back that door plant 1 was gone into to the humidity, cause the influence to its inside electrical part, when needing to carry out the drying to dehumidification drier 26, will unscrew the screw that is used for fixed side seal block 7, dismantle side seal block 7, the screw that fixes screen cloth box 25 is unscrewed to screen cloth box 25 to the same reason, dismantle and to change dehumidification drier 26 among the screen cloth and the well after finishing.

In this embodiment, it is preferred, the both sides of cavity are all through screw fixed mounting cleaning brush 27, and cleaning brush 27's brush head is inconsistent with the filter screen at filter plate 3 middle part, and there is holding rod 28 in the upper end of sieve through screw fixed mounting, the upper end outside of sieve is equipped with sealing washer 29, has avoided outside air dust to get into the inside of door plant 1 from the gap of filter plate 3 with the cavity through setting up sealing washer 29, has played the effect of clearance through setting up the filter screen at filter plate 3 middle part of clearance plug, will relapse pull holding rod 28 during the clearance to make the filter screen of filter plate 3 cut the brush head of rubbing cleaning brush 27 to the filter screen of clearance, thereby clear up the adnexed dust of net.

In this embodiment, it is preferred, the through-hole that is used for installing connecting pipe 30 is offered at the middle part of cavity, and the inside of connecting pipe 30 is linked together with the inside of cavity, and the outside of connecting pipe 30 articulates there is sealed lid 31, through the negative pressure pipeline that sets up connecting pipe 30 and cooperation later stage intercommunication negative pressure equipment to the dust that drops in the cavity when making the clearance filter screen can be taken away by the negative pressure pipeline, thereby avoids the dust to scatter everywhere, has improved the practicality of device.

The utility model discloses a theory of operation and use flow: when the device is used in a use place where severe conditions are easy to occur and when strong wind is accompanied by large sand and dust, the operation instruction is controlled by the remote control module 12 through the remote control end, the screw rod 10 is driven to rotate by the output shaft of the switch micro motor 11 which starts the micro motor 11, at the moment, under the guidance of the guide rod, the thread bush 9 drives the connecting plate to drive the sealing block 7 to move, when the upper end of the sealing block 7 is abutted to the top end inside the dustproof cavity 4, the inner dustproof cavity 4 of the door plate 1 is separated, so that dust can not enter the inner part of the low-voltage distribution cabinet body 2, when extreme weather is over, firstly, the switch of the small vibration motor 20 is started, the small vibration motor 20 starts to vibrate, the vibration drives the dust blocking part to vibrate, and dust or sand particles which are attached to one side of the dust blocking cloth 5 are shaken away from the surface of the dust blocking part, the dust and sand attached to the surface of the dust blocking cloth 5 are cleaned, the dust falling by vibration enters the dust collecting cavity 16 and then falls into the collecting box 18, later-period maintenance personnel can pour the collecting box 18 regularly, the dust and sand prevention situation is realized by utilizing the structure, meanwhile, the phenomenon that part of dust and sand in a comparison file is left at the butt joint bending part of the U-shaped cover and the baffle plate to be accumulated is avoided, the heat dissipation effect is influenced along with the increase of the dust and sand in the past, meanwhile, when the dust and sand prevention cloth shakes, the dust and sand blocking cloth 5 descends by utilizing the micro motor 11, the phenomenon of the dust and sand blocking cloth 5 to be broken is avoided, the micro motor 11, the door panel 1, the low-voltage distribution cabinet body 2, the micro vibration motor and the remote control module 12 are mature prior art, and therefore, the specific working process, circuit connection mode and specific model are not repeated, the labyrinth ventilation door of the low-voltage power distribution cabinet is used.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a labyrinth ventilation door of low-voltage distribution cabinet, includes door plant (1) and low-voltage distribution cabinet body (2), its characterized in that: the door plate (1) is hinged on one side of the low-voltage distribution cabinet body (2), cavities for inserting the filter plates (3) are formed in the two sides of the door plate (1), a dust-proof cavity (4) is formed in the middle of the door plate (1), the dust-proof cavity (4) is communicated with the inside of the cavities, dust-proof cloth (5) is arranged in the middle of the dust-proof cavity (4), a vibration block (6) and a sealing block (7) are fixedly arranged at the upper end and the lower end of the dust-proof cloth (5) through screws respectively, one side of the sealing block (7) is fixedly connected with the outer wall of a thread sleeve (9) through a connecting block (8) matched with the screws through a connecting block (8), a screw hole for installing a screw rod (10) is formed in the middle of the thread sleeve (9), the lower end of the screw rod (10) is installed at the inner lower end of the door plate (1) through a bearing, the upper end of the screw rod (10) is electrically connected with an output shaft of a micro motor (11) through a coupler, a chassis for installing the micro motor (11) is arranged in the dust-proof cavity (4), a remote control module (12) is arranged in the inner side of the door plate (4), a remote control module (12), a remote control module (14) is arranged at the front and a rear end of the door plate (13) and a dust-proof cavity (14), and a dust-proof control side plate (1) and a dust-proof cavity (14), the middle part of the connecting block (8) is provided with a guide hole matched with the guide rod (17) in the dust-proof cavity (4).

2. Labyrinth ventilation door of low-voltage distribution cabinets according to claim 1, characterized in that: a collecting box (18) is arranged below the dust collecting cavity (16), and the collecting box (18) is clamped at the lower end of the door plate (1) through a clamping strip (19).

3. Labyrinth ventilation door of low-voltage distribution cabinets according to claim 1, characterized in that: the vibration dust collector is characterized in that a small vibration motor (20) is installed in the middle of the lower end of the vibration block (6), springs (21) are fixedly installed on two sides of the lower end of the vibration block (6), the lower ends of the springs (21) are fixedly installed on a support (22), and the support (22) is fixedly installed on a fixing seat (23) in the middle of the dust collection cavity (16).

4. Labyrinth ventilation door of a low-voltage distribution cabinet according to claim 1, characterized in that: and a dustproof accordion plate (24) is fixedly arranged on one side of the vibration block (6) through screws, and the other side of the dustproof accordion plate (24) is fixedly connected with the inner wall of the dust collection cavity (16) through screws.

5. Labyrinth ventilation door of low-voltage distribution cabinets according to claim 1, characterized in that: the middle part of the dustproof cavity (4) is fixedly provided with a screen box (25) through a screw, and the middle part of the screen box (25) is provided with a dehumidifying desiccant (26).

6. Labyrinth ventilation door of low-voltage distribution cabinets according to claim 1, characterized in that: the both sides of cavity are all through screw fixed mounting clearance brush (27), and the brush head of clearance brush (27) is inconsistent with the filter screen at filter plate (3) middle part, and has holding rod (28) through screw fixed mounting in the upper end of sieve, the upper end outside of sieve is equipped with sealing washer (29).

7. Labyrinth ventilation door of a low-voltage distribution cabinet according to claim 1, characterized in that: the middle part of the cavity is provided with a through hole for installing a connecting pipe (30), the inside of the connecting pipe (30) is communicated with the inside of the cavity, and the outside of the connecting pipe (30) is hinged with a sealing cover (31).