CN219656218U

CN219656218U - Ventilation filtering mechanism

Info

Publication number: CN219656218U
Application number: CN202223588466.7U
Authority: CN
Inventors: 晏红涛; 卢国华
Original assignee: Xi'an Bolite Experimental Technology Co ltd
Current assignee: Xi'an Bolite Experimental Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-09-08
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a ventilation filtering mechanism, which comprises an air inlet component, wherein a first filtering component is detachably arranged at the upper end of the air inlet component, a second filtering component is detachably arranged at the lower end of the air inlet component, the air inlet component comprises an air pipe, a flange is fixedly connected to the surface of the upper end side of the air pipe, a plurality of first screw holes are formed in the surface of the flange, and first bolts are connected to the inner parts of the plurality of first screw holes in a threaded manner. According to the utility model, the air inlet assembly is matched with the first filter assembly and the second filter assembly, so that the sand wind can be subjected to double filtration, the filtration quality of the filter mechanism is ensured, and meanwhile, the first filter assembly and the second filter assembly can be quickly replaced and cleaned, so that the time can be saved, the labor intensity of cleaning can be reduced, the amount of sand wind and rainwater entering the air pipe can be reduced through the air pipe structure in the air inlet assembly, and the damage of rainwater to the first filter assembly is avoided.

Description

Ventilation filtering mechanism

Technical Field

The utility model relates to the field of filtering mechanisms, in particular to a ventilation filtering mechanism.

Background

At present, the sand and dust content in the northwest air of China is larger, the air inlet of the ventilation facility in the region is required to be provided with a corresponding sand prevention device, so that sand and dust in the air are prevented from being filtered out, equipment and personnel cannot work due to sand and dust pollution, in order to be capable of playing a wind and rain effect while preventing sand and dust, the direction of a ventilation mechanism is required to be changed, wherein the ventilation pipeline which is disclosed by application number CN202121603557.6 and is used for effectively preventing particles from entering the interior to deposit and accumulate is also an increasingly mature technology, and the utility model has the advantages that the dust and the impurities on the filter screen are prevented from being deposited and accumulated on the inner wall of the pipeline, and the dust and the impurities are prevented from being cleaned and collected by the later stage, so that the dust and the impurities are greatly improved, and the filter mechanism brings great convenience to users, but has the following defects in the use process: the filter screen, the sliding groove, the sliding block, the fixed shell, the electric push rod, the moving block, the connecting block, the extrusion block, the cleaning brush, the supporting shell, the mounting block, the fixed rod, the movable plate, the through groove, the inclined plate, the buffer spring and the collecting shell are mutually matched, so that the functions of filtering and interception can be truly realized, but the dustproof component of the filtering mechanism is complex, so that the time is consumed during disassembly and cleaning, and based on the fact, the filtering mechanism convenient to disassemble and clean is necessary;

the utility model filters air for a plurality of times by arranging the filtering mechanism so as to ensure that the air is fresh and prevent dust and bacteria contained in the air, thereby achieving the effect of filtering the air, solving the problem that the existing ventilating device cannot filter the air, having the advantage of filtering the air, ensuring that the ventilating device cannot suck external dust and bacteria when in use, and further improving the practicability of the ventilating device, but the filtering mechanism has the following defects: the filter mechanism can achieve the aim of filtering air through mutual cooperation of a plurality of structures, but because the structure of the filter mechanism is a transverse structure, the amount of sand and dust entering the filter mechanism is more, meanwhile, in overcast and rainy weather, rainwater can possibly damage the filter mechanism along with wind entering the filter mechanism, and on the basis of the filter mechanism, the filter mechanism capable of reducing the entry of sand and dust and rainwater is necessary.

Disclosure of Invention

The present utility model is directed to a ventilation filtering mechanism, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the ventilation filtering mechanism comprises an air inlet assembly, wherein a first filtering assembly is detachably arranged at the upper end of the air inlet assembly, and a second filtering assembly is detachably arranged at the lower end of the air inlet assembly;

the air inlet assembly comprises an air pipe, a flange is fixedly connected to the surface of the upper end side of the air pipe, a plurality of first screw holes are formed in the surface of the flange, and first bolts are connected to the inner portions of the first screw holes in a threaded mode.

As a preferable scheme of the utility model, two drawing grooves are formed in the lower end surface of the air pipe, and two limit grooves are formed in the inner side wall of the lower end of the air pipe.

As a preferable scheme of the utility model, the first filter assembly comprises a connecting frame, wherein the inner side wall of the connecting frame is fixedly connected with a first fixed frame, and the inner side wall of the first fixed frame is fixedly provided with a plate filter.

As a preferable scheme of the utility model, a plurality of third screw holes are formed in the surface of the connecting frame, the plurality of third screw holes are matched with the first screw holes, and the first bolts penetrate through the first screw holes and are connected in the third screw holes in a threaded mode.

As a preferable scheme of the utility model, the second filter assembly comprises two second fixing frames which are arranged in the drawing groove, wherein the inner side walls of the two second fixing frames are fixedly provided with filter screens, and one sides of the two second fixing frames are fixedly provided with drawing handles.

As a preferable scheme of the utility model, the first fixed frame is movably clamped in the upper end of the air pipe, and the second fixed frame is movably clamped in the lower end of the air pipe.

As a preferable scheme of the utility model, the two filter screens are made of stainless steel, and meshes of the two filter screens are staggered.

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

1. according to the utility model, the air inlet assembly, the first filtering assembly and the second filtering assembly are matched with each other, so that the sand and dust filtering effect can be achieved, the first filtering mechanism and the second filtering mechanism can be disassembled and cleaned conveniently, and time is saved;

2. the utility model also reduces the amount of sand and dust and rainwater entering the air pipe through the air inlet assembly, when the air pipe is used, the air pipe and the window can be in threaded connection through the first bolt, when wind sand and rainwater appear, the direction of the air pipe with the downward opening and the wind sand is in a vertical state, so that most of wind sand is blocked by the air pipe, and only a small amount of wind sand and rainwater enter the air pipe.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a disassembled view of the air intake assembly of the present utility model;

FIG. 3 is a schematic view of a first filter assembly according to the present utility model;

FIG. 4 is a broken away view of a second filter assembly according to the present utility model;

fig. 5 is a disassembled view of a second filter assembly according to the present utility model.

In the figure: 1. an air inlet assembly; 11. an air duct; 12. a flange; 13. a first screw hole; 14. a first bolt; 111. a drawing groove; 112. a limit groove; 2. a first filter assembly; 21. a connection frame; 21. a first fixing frame; 23. a panel filter; 211. a third screw hole; 3. a second filter assembly; 31. a second fixing frame; 32. a filter screen; 33. and (5) drawing the handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the ventilation filtering mechanism comprises an air inlet assembly 1, wherein a first filtering assembly 2 is detachably arranged at the upper end of the air inlet assembly 1, and a second filtering assembly 3 is detachably arranged at the lower end of the air inlet assembly 1;

the air inlet assembly 1 comprises an air pipe 11, a flange 12 is fixedly connected to the surface of the upper end side of the air pipe 11, a plurality of first screw holes 13 are formed in the surface of the flange 12, and first bolts 14 are connected to the inner portions of the plurality of first screw holes 13 in a threaded mode.

Specifically, not only can double-filtration be carried out to the sand by the cooperation of air inlet subassembly 1 first filter component 2 and second filter component 3, can also be convenient for simultaneously change the washing to first filter component 2 and second filter component 3, thereby save time, reduce intensity of labour, can reduce the inside volume of sand blown by wind and rainwater entering tuber pipe 11 through air inlet subassembly 1, not only can reduce the washing frequency, can also avoid the rainwater to cause the damage to first filter component 2 simultaneously, the structure and the sand blown by wind direction of opening downward of tuber pipe 11 are nearly perpendicular, thereby can reduce the inside volume of sand blown by wind and rainwater entering tuber pipe 11, first screw 13 cooperation first bolt 14 is used for connecting first filter component 2 and tuber pipe 11, be convenient for simultaneously connect tuber pipe 11 and window.

In this embodiment: two drawing grooves 111 are formed in the lower end surface of the air pipe 11, and two limit grooves 112 are formed in the inner side wall of the lower end of the air pipe 11.

Specifically, the second filter assembly 3 and the air duct 11 can be connected through the pull groove 111 and the limit groove 112, and meanwhile the second filter assembly 3 can be detached and replaced conveniently.

In this embodiment: the first filter assembly 2 comprises a connecting frame 21, wherein the inner side wall of the connecting frame 21 is fixedly connected with a first fixed frame 22, and a plate filter 23 is fixedly arranged on the inner side wall of the first fixed frame 22.

Specifically, the plate filter 23 can be fixed by fixing the connection frame 21 and the first fixing frame 22, and then the plate filter 23 and the air duct 11 are fixed, and the structure of the plate filter 23 can block sand particles of 5um, so that the filtering effect is improved.

In this embodiment: the surface of the connecting frame 21 is provided with a plurality of third screw holes 211, the plurality of third screw holes 211 are matched with the first screw holes 13, and the first bolts 14 penetrate through the first screw holes 13 and are in threaded connection with the inside of the third screw holes 211.

Specifically, the first bolt 14 is screwed into the third screw hole 211 and the first screw hole 13, so that the connection frame 21 and the flange 12 can be screwed into each other, and further screwed into the window.

In this embodiment: the second filter assembly 3 comprises two second fixing frames 31 arranged in the drawing groove 111, the filter screens 32 are fixedly arranged on the inner side walls of the two second fixing frames 31, and the drawing handles 33 are fixedly arranged on one sides of the two second fixing frames 31.

Specifically, through pegging graft two fixed frames 31 of second in draw-out groove 111 and the both sides joint of fixed frame 31 of second is inside spacing groove 112 to can install two filter screens 32 inside tuber pipe 11, not only can filter the dust, can also protect to board formula filter 23 simultaneously, can carry out the separation to the dust granule of 10um through filter screen 32, cooperation board formula filter 23 can play dual filter effect, avoid the dust to get into indoor, consequently can make the performance of filter mechanism obtain reinforcing.

In this embodiment: the first fixed frame 22 is movably clamped inside the upper end of the air duct 11, and the second fixed frame 31 is movably clamped inside the lower end of the air duct 11.

Specifically, the first fixing frame 22 and the second fixing frame 31 are respectively clamped at the two ends of the air duct 11, so that the two ends of the air duct 11 have the filtering effect.

In this embodiment: the two filter screens 32 are made of stainless steel, and the meshes of the two filter screens 32 are staggered.

Specifically, the filter screen 32 made of stainless steel not only can strengthen self structure, but also can strengthen wear resistance, so that the filter screen 32 is prevented from being broken due to long-time blocking of wind and sand, the filter screen 32 is prevented from being corroded due to rainwater, the service life of the filter screen 32 is prolonged, and meanwhile, the filter effect on sand and dust can be enhanced due to the fact that two filter screens 32 with staggered meshes are mutually matched, so that the plate filter 23 is protected better.

Working principle: when the filter screen is used, the first bolt 14 is in threaded connection with the inside of the first screw hole 13 and the third screw hole 211 and is in threaded connection with the window, the second filter assembly 3 is inserted into the drawing groove 111, so that connection work of the first filter assembly 2, the second filter assembly 3, the air pipe 11 and the wall surface can be completed at the same time, when wind sand and rain water occur, the air pipe 11 with the downward opening can block most of the wind sand and rain water, a small amount of the wind sand passes through the filter screen 32 to enter the air pipe 11, the filter screen 32 can block sand and dust particles with the diameter of 10um, then the wind sand passes through the plate filter 23, the plate filter 23 can block the sand and dust particles with the diameter of 5um, thereby avoiding wind sand from entering the room, when the plate filter 23 and the filter screen 32 are replaced and cleaned, the first bolt 14 is detached, the second fixing frame 31 is extracted from the inside the drawing groove 111, so that the plate filter 23 and the filter screen 32 can be taken out, and then a new plate filter 23 and the filter screen 32 can be installed, the plate filter 23 and the filter screen 32 can be quickly removed, and the plate filter screen 32 can be cleaned, and the plate filter 23 can be quickly cleaned, and the plate filter 23 can be conveniently cleaned, and the plate filter 32 can be quickly cleaned.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. Ventilation filtering mechanism, including air inlet subassembly (1), its characterized in that: the upper end of the air inlet assembly (1) is detachably provided with a first filter assembly (2), and the lower end of the air inlet assembly (1) is detachably provided with a second filter assembly (3);

the air inlet assembly (1) comprises an air pipe (11), a flange (12) is fixedly connected to the surface of the upper end side of the air pipe (11), a plurality of first screw holes (13) are formed in the surface of the flange (12), and a plurality of first bolts (14) are connected to the inner portions of the first screw holes (13) in a threaded mode.

2. A ventilated filtering mechanism according to claim 1, wherein: two drawing grooves (111) are formed in the surface of the lower end of the air pipe (11), and two limit grooves (112) are formed in the inner side wall of the lower end of the air pipe (11).

3. A ventilated filtering mechanism according to claim 2, wherein: the first filter assembly (2) comprises a connecting frame (21), wherein a first fixing frame (22) is fixedly connected to the inner side wall of the connecting frame (21), and a plate filter (23) is fixedly arranged on the inner side wall of the first fixing frame (22).

4. A ventilated filtering mechanism according to claim 3, wherein: the surface of the connecting frame (21) is provided with a plurality of third screw holes (211), the third screw holes (211) are matched with the first screw holes (13), and the first bolts (14) penetrate through the first screw holes (13) to be connected with the inside of the third screw holes (211) in a threaded mode.

5. A ventilated filtering mechanism according to claim 3, wherein: the second filter assembly (3) comprises two second fixing frames (31) arranged in the drawing groove (111), the inner side walls of the two second fixing frames (31) are fixedly provided with filter screens (32), and one sides of the two second fixing frames (31) are fixedly provided with drawing handles (33).

6. A ventilated filtering mechanism according to claim 5, wherein: the first fixing frame (22) is movably clamped inside the upper end of the air pipe (11), and the second fixing frame (31) is movably clamped inside the lower end of the air pipe (11).

7. A ventilated filtering mechanism according to claim 5, wherein: the two filter screens (32) are made of stainless steel, and meshes of the two filter screens (32) are staggered.