CN223570278U - Filter cover of air purifying box for dust and waste gas - Google Patents

Abstract

The utility model relates to the technical field of air purifying boxes and discloses a filter cover of an air purifying box for dust and waste gas, which comprises a box body, wherein a filter assembly is arranged outside the box body, an air inlet is fixedly connected to the right side of the outer part of the box body, a fan is arranged in the air inlet, a cover body is arranged outside the air inlet, protruding blocks for inserting the air inlet are fixedly connected to the two sides of the outer part of the cover body, an assembly mounting cavity is formed in the side wall of the air inlet, an assembly and disassembly assembly is arranged in the assembly mounting cavity of the air inlet, an air outlet is fixedly connected to the left side of the outer part of the box body, and the assembly and disassembly assembly comprises a fixing rod which is fixedly connected to the assembly mounting cavity of the air inlet. According to the utility model, the filter cover is convenient to mount and dismount, and when the filter cover is mounted and dismounted, the screw does not need to be unscrewed or screwed, so that the operation is simple and convenient, the time and the labor are saved, and the labor intensity of operators is reduced.

Description

Filter cover of air purifying box for dust and waste gas

Technical Field

The utility model relates to the technical field of air purifying boxes, in particular to a filter cover of an air purifying box for dust and waste gas.

Background

The air purifying box is one kind of equipment for treating pollutant in air, including dust, granule, harmful gas, microbe, etc. and is used widely in industrial, commercial and household environment, and has multistage filtering, adsorption, decomposing, etc. to improve air quality and reduce pollutant exhaust.

The filter housing of the air purifying box is usually installed inside the air intake of the air purifying box, and the main function is to perform preliminary filtration or treatment on the air entering the air purifying box, so as to provide protection and support for the subsequent purifying steps.

In the existing installation process of the filtering cover of the air purifying box, an operator needs to fix the filtering cover by screwing the bolts, and unscrewing the bolts is needed when the filtering cover is dismounted, although the mode can complete the installation and the dismounting of the filtering cover, the screwing and the unscrewing of the bolts need a long time, and the operation steps are complex, time and labor are wasted.

Disclosure of utility model

In order to overcome the defects, the utility model provides the filter cover of the air purifying box for dust and waste gas, and aims to solve the problems that in the prior art, an operator needs to fix the filter cover by screwing a bolt, and unscrewing the bolt is needed when the filter cover is dismounted, and although the filter cover can be mounted and dismounted in the mode, the screwing and unscrewing of the bolt needs a long time, and the operation steps are complicated, and time and labor are wasted.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The filtering cover of the air purifying box for dust and waste gas comprises a box body, wherein a filtering component is arranged outside the box body, an air inlet is fixedly connected to the right side outside the box body, a fan is arranged inside the air inlet, a cover body is arranged outside the air inlet, protruding blocks for being inserted into the air inlet are fixedly connected to two sides outside the cover body, a component mounting cavity is formed in the side wall of the air inlet, a dismounting component is arranged in the air inlet component mounting cavity, and an air outlet is fixedly connected to the left side outside the box body;

The disassembly and assembly comprises fixing rods, the fixing rods are fixedly connected in an assembly installation cavity of the air inlet, two fixing rods are externally connected with moving blocks in a sliding mode, transverse rods are fixedly connected to the upper portions of the moving blocks, reset springs are fixedly connected to the left sides of the outer portions of the moving blocks, and inserting blocks are fixedly connected to the right sides of the outer portions of the moving blocks.

Further, the filter component comprises a fixed plate, the fixed plate is arranged outside the box body, two extension blocks are fixedly connected to two opposite sides of the outer portion of the fixed plate, bolts are connected to the two extension blocks in a threaded mode, a coarse filter screen, a fine filter screen, adsorption cotton and an activated carbon plate are fixedly connected to the rear side of the outer portion of the fixed plate, and a grip is fixedly connected to the outer portion of the fixed plate.

Further, a first through hole is formed in the upper portion of the air inlet, the first through hole is communicated with the air inlet assembly mounting cavity, and the cross rod is slidably connected in the first through hole.

Further, the two sides of the outer part of the air inlet are provided with jacks, and the two protruding blocks are spliced with the two jacks.

Further, a second through hole is formed in the air inlet, and the insert block is connected in a sliding mode in the second through hole.

Further, a clamping groove is formed in the protruding block, and the inserting block is inserted into the clamping groove.

Further, a locating hole is formed in the front side of the outer portion of the box body, and the bolt is connected with the inner portion of the locating hole in a threaded mode.

Further, the mounting plates are fixedly connected to two sides of the outer portion of the box body, and mounting holes are formed in two sides of the inner portion of the mounting plates.

The utility model has the following beneficial effects:

1. In the utility model, when the cover body is disassembled, the cross rod is moved firstly, the moving block fixed at the lower part is driven to move outside the fixed rod, and when the moving block moves, the insert block and the reset spring are extruded together, so that the reset spring is deformed. When the inserted block is separated from the clamping groove, the cover body and the protruding block can be removed for replacement or cleaning, and when the inserted block is installed, the protruding block is inserted into the jack, the cross rod is loosened, and under the reaction of the reset spring, the inserted block is automatically inserted into the clamping groove.

2. In the utility model, when the air purifying box is used, the fan is started to suck dust and waste gas through the air inlet, after preliminary filtration is carried out through the cover body, the air catches large particles through the coarse filter screen, fine particles are further filtered through the fine filter screen, the adsorption cotton adsorbs harmful gases and VOCs, the activated carbon plate is subjected to deep purification, the purified gas is discharged through the air outlet, and when the air purifying box is cleaned, the bolt is taken out, the filter assembly is taken out by the handle to be cleaned, and the bolt is reinstalled and screwed.

Drawings

Fig. 1 is a perspective view of a filter housing of an air cleaning tank for dust and exhaust gas according to the present utility model;

FIG. 2 is a schematic view of a mounting plate structure of a filter housing of an air cleaning tank for dust and exhaust gas according to the present utility model;

FIG. 3 is a schematic view showing a disassembly structure of a fixing plate of a filter cover of an air purifying box for dust and waste gas;

fig. 4 is a schematic view showing the internal structure of a filter housing of an air purifying box for dust and exhaust gas according to the present utility model;

Fig. 5 is an enlarged view of the structure at a in fig. 4.

Legend description:

1. A case; 2, a mounting plate, 3, a mounting hole, 4, an air inlet, 5, an air outlet, 6, a cover body, 7, a first through hole, 8, a lug, 9, a clamping groove, 10, an inserting hole, 11, a fixed rod, 12, a moving block, 13, a reset spring, 14, a cross rod, 15, an inserting block, 16, a second through hole, 17, a fixed plate, 18, a handle, 19, a coarse filter net, 20, a fine filter net, 21, adsorption cotton, 22, an activated carbon plate, 23, an extension block, 24, a bolt, 25, a positioning hole, 26 and a fan.

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, 4 and 5, the filter cover of the air purifying box for dust and waste gas comprises a box body 1, wherein a filter assembly is arranged outside the box body 1, dust and waste gas are conveniently purified and filtered through the filter assembly, an air inlet 4 is fixedly connected to the right side outside the box body 1, waste gas and dust are conveniently input through the air inlet 4, a fan 26 is arranged inside the air inlet 4, a cover body 6 is arranged outside the air inlet 4, dust and waste gas are conveniently subjected to preliminary filtration through the cover body 6, protruding blocks 8 for being inserted into the air inlet 4 are fixedly connected to two sides outside the cover body 6, a component mounting cavity is formed in the side wall of the air inlet 4, a dismounting assembly is arranged in the component mounting cavity of the air inlet 4, the cover body 6 is conveniently mounted and dismounted through the dismounting assembly, an air outlet 5 is fixedly connected to the left side outside the box body 1, two sides outside the box body 1 are fixedly connected with 2 through the air outlet 5, mounting holes 3 are formed in two sides inside the box body 2, and the mounting plate 2 and the mounting plate 1 are conveniently mounted through the mounting plate 3;

The dismouting subassembly includes dead lever 11, dead lever 11 fixed connection is in the inside both sides of air intake 4, two dead lever 11 outside sliding connection have movable block 12, movable block 12 upper portion fixedly connected with horizontal pole 14, use convenient to operating personnel through setting up horizontal pole 14, movable block 12 outside left side fixedly connected with reset spring 13, movable block 12 outside right side fixedly connected with inserted block 15, first through-hole 7 has been seted up on air intake 4 upper portion, first through-hole 7 intercommunication air intake 4 subassembly installation cavity, horizontal pole 14 sliding connection is in the inside of first through-hole 7, be convenient for the removal of horizontal pole 14 through setting up first through-hole 7, jack 10 has all been seted up to the outside both sides of air intake 4, two lugs 8 peg graft mutually with two jacks 10, the preliminary fixation to the cover body 6 has been played, the inside second through-hole 16 of having seted up of air intake 4, inserted block 15 sliding connection is in the inside of second through-hole 16, the removal convenient for inserted block 15 through setting up second through-hole 16, draw-in groove 9 has been seted up to inside lug 8, inserted block 15 and draw-in groove 9 peg graft mutually, the fixing to cover body 6 has been played.

Specifically, when the cover 6 is detached, firstly, the operator needs to move the cross bar 14, the cross bar 14 carries the moving block 12 fixed at the lower part to slide outside the two fixing rods 11, when the moving block 12 starts to move, the moving block can drive the inserting block 15 fixed at the right outside to move together, the inserting block 15 interacts with the reset spring 13 at the left side, the reset spring 13 is extruded in the process and deforms, so that certain energy is stored, when the inserting block 15 is completely separated from the inside of the clamping groove 9, the cover 6 and the protruding block 8 can be easily removed from the outside of the air inlet 4, so that the cover 6 is detached, the process is very simple and convenient, the operator does not need to use any tool, such as unscrewing or screwing the bolts 24, so that a great deal of time and labor intensity are saved, when the cover 6 is installed, the position of the inserting block 8 fixed at the two sides of the cover 6 is ensured to be accurate, then, the cross bar 14 is released, the inserting block 15 can be automatically inserted into the clamping groove 9 under the reaction force of the reset spring 13, the whole process is completely separated from the inside of the clamping groove 9, the air inlet 9 is designed, the whole process is not required to be easily installed, the whole process is also can be easily accomplished, the labor intensity of the operator is reduced, the operator can only needs to be easily and can be firmly removed through the mounting the bolts 24, and the whole process is not required to be easily removed, and the whole process is easy, and the operation is easy to be accomplished.

Referring to fig. 2 and 3, the filter assembly includes a fixing plate 17, the fixing plate 17 is disposed outside the case 1, two sides outside the fixing plate 17 are fixedly connected with extension blocks 23, bolts 24 are connected with the two extension blocks 23, a coarse filter net 19 is fixedly connected with the rear side outside the fixing plate 17, the coarse filter net 19 can intercept dust with larger particles, a fine filter net 20 is mounted outside the coarse filter net 19, small particles in the air can be removed by the fine filter net 20, absorbing cotton 21 is mounted outside the fine filter net 20, harmful gas in the air such as formaldehyde, benzene, ammonia gas, sulfur dioxide and the like can be captured by the absorbing cotton 21, toxic substance content in the waste gas is reduced, an activated carbon plate 22 is mounted outside the absorbing cotton 21, the activated carbon plate 22 can effectively absorb and remove VOCs, potential harm to health is reduced, a grip 18 is fixedly connected with the outside the fixing plate 17, the use of operators is facilitated by setting the grip 18, a positioning hole 25 is formed in the front side outside the case 1, the bolts 24 are connected with the inside the positioning hole 25 in a threaded manner, and the fixing plate 17 is facilitated by setting 24.

Specifically, when the air purifying box is used, firstly, the fan 26 is started, the fan 26 sucks air into the air inlet 4, the air inflow is guided into the cover body 6, the cover body 6 is used for primarily filtering dust and waste gas in the sucked air to remove larger particles, then, the air enters the box body 1 through a pipeline, and enters the multistage filtration inside the box body 1, firstly, the air passes through the coarse filter screen 19 for primarily filtering the dust and the waste gas, the main function of the coarse filter screen 19 is to capture larger particles, such as larger particles of dust, smoke, hair, sand particles and other impurities, then, the air flows through the fine filter screen 20 to further capture smaller particles, such as fine dust, smoke particles and other tiny substances, the fine filter screen 20 can effectively filter the particles in the air to ensure that the air purifying process is more thorough, and then, the air continues to pass through the adsorption cotton 21, the adsorption cotton 21 can effectively adsorb harmful gases and Volatile Organic Compounds (VOCs) in the air, such as formaldehyde, benzene, ammonia and the like, the layer of filtration can help to remove the harmful gases in the air and reduce the concentration of indoor pollutants, then the air passes through the activated carbon plate 22, the activated carbon adsorption plate deeply adsorbs and purifies the harmful gases and the Volatile Organic Compounds (VOCs) in the air, the activated carbon has extremely strong adsorption capacity due to the abundant pore structure, and can effectively remove the harmful gases, the odor and the volatile organic compounds in the air, thereby further improving the freshness and the safety of the air, after the series of filtration and purification steps, the final air is thoroughly cleaned, and all the harmful substances and pollutants are almost removed, through air outlet 5 discharge to realize the comprehensive purification of air, ensure that the air of emission accords with healthy and environmental protection standard, reach fresh, safe effect, in addition, when needs clean filter module, only need take out bolt 24 from locating hole 25, just can be through handle 18 light with fixed plate 17 and coarse filtration net 19, thin filter screen 20, adsorb cotton 21 and activated carbon sheet 22 take out from box 1 inside clean, after the clean, only need install filter module again in the box 1, ensure that they are correctly placed, then screw up bolt 24, just can accomplish the installation, this kind of design has realized being convenient for carry out effective filtration and purification to dust waste gas and waste gas, not only improved air purification efficiency, and operation and maintenance are all very simple and convenient, effectively promoted air quality, ensured the cleanness of exhaust air, safety, ensured that the user can enjoy healthier and comfortable environment.

The operating principle is that when the cover body 6 is dismounted, firstly, the cross bar 14 moves outside the two fixed rods 11 with the lower fixed moving block 12, the outer right fixed inserting block 15 moves and simultaneously extrudes the outer left fixed restoring spring 13 when the moving block 12 moves, so that the restoring spring 13 is stressed and deformed, when the inserting block 15 is separated from the inside of the clamping groove 9, the cover body 6 and the protruding block 8 can be removed from the outside of the air inlet 4 for replacement or cleaning, when the cover body is mounted, the protruding block 8 fixed on two sides of the outer part of the cover body 6 is inserted into the inside of the two insertion holes 10, then, the cross bar 14 is released, and the inserting block 15 is inserted into the inside of the clamping groove 9 under the reaction force of the restoring spring 13, so that the installation and the dismounting of the filter cover are convenient, the bolt 24 is not required to be unscrewed or screwed, the operation is simple, the operation is convenient, the time and labor is saved, and the labor intensity of operators is reduced;

When the air purifying box is used, firstly, dust and waste gas are sucked through the air inlet 4 by starting the fan 26, then, the sucked dust and waste gas are primarily filtered through the cover body 6 and then are conveyed into the box body 1, firstly, the dust and waste gas are primarily filtered through the coarse filter screen 19, the coarse filter screen 19 mainly aims at capturing larger particles such as dust, smoke and impurities, then, fine dust, smoke and other particles for capturing the dust and waste gas are filtered through the fine filter screen 20, then, harmful gases and Volatile Organic Compounds (VOCs) in the waste gas are adsorbed and purified through the adsorption cotton 21, finally, the harmful gases and Volatile Organic Compounds (VOCs) in the dust and waste gas are deeply adsorbed and purified through the activated carbon plate 22, finally, the filtered and purified gas is discharged through the air outlet 5, and meanwhile, when the coarse filter screen 19, the fine filter screen 20, the adsorption cotton 21 and the activated carbon plate 22 are required to be cleaned, the bolts 24 are taken out from the positioning holes 25, the fixing plate 17, the coarse filter screen 19, the fine filter screen 20, the adsorption cotton 21 and the activated carbon plate 22 can be taken out from the box body 1 through the handles 18 to be cleaned, and when the air purifier is installed, the fixing plate 17, the coarse filter screen 19, the fine filter screen 20, the adsorption cotton 21 and the activated carbon plate 22 are inserted into the box body 1, and the bolts 24 are screwed down, so that the dust, waste gas and waste gas can be filtered and purified conveniently, harmful substances in the air can be obviously reduced, the air quality is improved, and the freshness and safety of discharged air are ensured.

It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.

Claims (8)

1. The filtering cover of the air purifying box for dust and waste gas comprises a box body (1) and is characterized in that a filtering component is arranged outside the box body (1), an air inlet (4) is fixedly connected to the right side outside the box body (1), a fan (26) is arranged inside the air inlet (4), a cover body (6) is arranged outside the air inlet (4), protruding blocks (8) for being inserted into the air inlet (4) are fixedly connected to two sides outside the cover body (6), a component mounting cavity is formed in the side wall of the air inlet (4), a dismounting component is arranged in the component mounting cavity of the air inlet (4), and an air outlet (5) is fixedly connected to the left side outside the box body (1);

The disassembly and assembly comprises fixing rods (11), the fixing rods (11) are fixedly connected in an assembly installation cavity of the air inlet (4), two fixing rods (11) are externally connected with moving blocks (12) in a sliding mode, transverse rods (14) are fixedly connected to the upper portions of the moving blocks (12), reset springs (13) are fixedly connected to the left sides of the outer portions of the moving blocks (12), and inserting blocks (15) are fixedly connected to the right sides of the outer portions of the moving blocks (12).

2. The filter mantle for dust and exhaust air purifying box of claim 1, wherein the filter assembly comprises a fixed plate (17), the fixed plate (17) is arranged outside the box body (1), two opposite sides outside the fixed plate (17) are fixedly connected with extension blocks (23), bolts (24) are screwed inside the two extension blocks (23), a coarse filter screen (19), a fine filter screen (20), adsorption cotton (21) and an activated carbon plate (22) are fixedly connected to the rear outside of the fixed plate (17), and a grip (18) is fixedly connected to the outside of the fixed plate (17).

3. The filter cover of the air purifying box for dust and waste gas according to claim 1, wherein a first through hole (7) is formed in the upper portion of the air inlet (4), the first through hole (7) is communicated with the air inlet (4) component mounting cavity, and the cross rod (14) is connected inside the first through hole (7) in a sliding mode.

4. The filter cover of the air purifying box for dust and waste gas according to claim 1, wherein the two sides of the outside of the air inlet (4) are provided with jacks (10), and the two convex blocks (8) are spliced with the two jacks (10).

5. The filter cover of the air purifying box for dust and waste gas according to claim 1, wherein a second through hole (16) is formed in the air inlet (4), and the insert block (15) is slidably connected in the second through hole (16).

6. The filter cover of the air purifying box for dust and waste gas according to claim 1, wherein the protruding block (8) is internally provided with a clamping groove (9), and the inserting block (15) is inserted into the clamping groove (9).

7. The filter cover of the air purifying box for dust and waste gas according to claim 2, wherein a positioning hole (25) is formed in the front side of the outer part of the box body (1), and the bolt (24) is in threaded connection with the inner part of the positioning hole (25).

8. The filter cover of the air purifying box for dust and waste gas, as set forth in claim 1, wherein the two sides of the outer portion of the box body (1) are fixedly connected with mounting plates (2), and the two sides of the inner portion of the two mounting plates (2) are provided with mounting holes (3).