CN221432413U - Compact air purifying device - Google Patents

Abstract

The utility model relates to the field of air purifying devices, in particular to a compact air purifying device. The box comprises a box body and a box frame which are integrally sealed, wherein the box body is arranged at the top end of the box frame, air inlets are formed in the two ends outside the box body, a shutter which is detachably connected is arranged at the air inlet, and an air outlet is formed in the bottom end of the box body; a first filtering unit, a second filtering unit, a third filtering unit and a filter screen are sequentially arranged in the box body from the air inlet to the air outlet; the air outlet is connected with a pipeline, the pipeline is connected with an air compressor, and the air compressor provides induced draft pressure. Through the multi-piece inclined plate and the weather shield of shutter, rain and snow particulate matters in the air inlet are effectively prevented from being sucked into the device, and the suction power is prevented from being reduced due to dampness in the device. The inside three-section filter segments that use guarantees that fan blade does not produce serious wearing and tearing when breathing in, can filter most granule dust, can guarantee that the air compressor machine obtains highly clean raw materials air.

Description

Compact air purifying device

Technical Field

The utility model relates to the field of air purifying devices, in particular to a compact air purifying device.

Background

An air cleaner is a device for separating harmful substances and smoke dust from gas, widely used in industry, for removing particulate matters and pollutants in air, providing cleaner and healthy air environment, and a mechanical filtering technology is one of common dust remover technologies, and the size of pores is determined by the performance of the filtering material through the use of a fiber filtering material. Such as paper, cloth, fibrous webs, etc., filter particulate matter from the air by providing a filter layer. An industrial unstructured air purifier as shown in publication number CN213237853U discloses a box body with air outlets at the central position through two-side air inlet, the air outlets are connected with a pipeline, the air is filtered in two stages, and the air is drawn from the central position through an exhaust fan in the same horizontal plane to be fed inwards from two sides. The device has obvious defects that when working outdoors in rainy and snowy days, rain and snow particles are sucked into a machine to moisten the interior, so that the dust collection capacity of the device is reduced; the internal filter section has only two layers of filtration, has poor filtration effect, is inconvenient to take out when cleaning and replacing the internal filter section, and can only clean the internal filter by opening the filter screens at the two ends and removing the filter screens layer by layer; the internal differential pressure resistance can not be monitored in real time, and the working and using degree of the filter can not be well judged. The occupied space is too large, and the space is inconvenient to install under the condition of a corner.

Disclosure of utility model

The utility model aims to: in order to overcome the defects in the prior art, the utility model provides a compact air purifying device.

The technical scheme is as follows: in order to achieve the above purpose, the compact air purifying device comprises a box body and a box frame which are integrally sealed, wherein the box body is arranged at the top end of the box frame, air inlets are formed at the two ends of the outer part of the box body, a shutter which is detachably connected is arranged at the air inlet, and an air outlet is formed at the bottom end of the box body; a first filtering unit, a second filtering unit, a third filtering unit and a filter screen are sequentially arranged in the box body from the air inlet to the air outlet; the air outlet is connected with a pipeline, the pipeline is connected with an air compressor, and the air compressor provides induced draft pressure.

Further, the box body is square box body, be provided with the inner frame in the box, the inner frame is square frame, the air outlet is located inner frame central point and puts.

Further, the box body is a vertical box body, an inner frame is arranged in the box body, the inner frame is a vertical frame, and the air outlet is positioned at the central position of the inner frame.

Further, the inner frame is provided with a first supporting table and a second supporting table, the first filtering unit and the second filtering unit are integrated, the first filtering unit and the second filtering unit are arranged on the first supporting table, and the third filtering unit is arranged on the second supporting table; the pressure detection box is inserted between the first filtering unit and the second filtering unit and comprises a thick filter, a thin filter and a detection plate, wherein the thick filter is close to the first filtering unit, the thin filter is close to the second unit, and the detection plate is inserted between the thick filter and the thin filter.

Further, the filter screen is arranged at the air outlet and is detachably connected with the pipeline; the air outlet is further provided with a flange, the pipeline penetrates through the flange to be connected with the air outlet of the box body, and the flange is used for fixing the position of the pipeline.

Further, a rain shield is arranged at the top of the box body, and the rain shield is detachably connected with the box body; the louver is divided into a plurality of sections and transversely penetrates through the notch to be connected with the box body; the surface of the box body is detachably connected with a maintenance door, and a handle is arranged on the outer surface of the maintenance door.

Further, a terminal box is provided at a lower portion of the box frame.

Further, the top of the box body is also provided with a lifting lug, and the lifting lug is fixedly connected with the box body.

The beneficial effects of the utility model are as follows:

1. Through the multi-piece inclined plate and the weather shield of shutter, rain and snow particulate matters in the air inlet are effectively prevented from being sucked into the device, and the suction power is prevented from being reduced due to dampness in the device.

2. Three sections of filter sections are used in the air suction fan, and the first filter unit can protect the filter from being blocked by large-particle dust, so that the fan blades are prevented from being severely worn during air suction; the second filtering unit can filter most of particle dust, so that the third single filtering unit can be protected, and the service life of the third filtering unit can be prolonged; the third filter unit is an efficient filter, determines the filtering efficiency of the whole equipment, and can ensure that the air compressor sucks air to obtain highly clean raw material air.

3. The inner filter sections can be easily replaced by detaching the maintenance doors on the two sides, and the front-end filter unit can be pulled out from the front end of the equipment for replacement, so that maintenance of the machine by personnel is facilitated. Through the pressure detection box between first filter unit and second filter unit, can detect inside pressure degree, conveniently select to change the filtration section time after detecting.

4. The first and second embodiments of the device can be adapted to narrow areas, even in corners.

Drawings

FIG. 1 is a cross-sectional view of a first embodiment of the present utility model;

FIG. 2 is a perspective view of a first embodiment of the utility model without a rain shield;

FIG. 3 is a top view of the first embodiment of the present utility model;

Fig. 4 is a schematic view of an inner frame structure according to a first embodiment of the present utility model;

FIG. 5 is a left side view of a first embodiment of the present utility model;

FIG. 6 is a structural view of a second embodiment of the present utility model;

FIG. 7 is a perspective view of a second embodiment of the utility model without a rain shield;

FIG. 8 is a cross-sectional view of a second embodiment of the present utility model;

FIG. 9 is a top view of a second embodiment of the present utility model;

Fig. 10 is a schematic view of an inner frame structure according to a second embodiment of the present utility model.

In the figure, 1, a box frame; 2. a pipe; 201. an air outlet; 3. a flange; 4. a filter screen; 5. a shutter; 6. lifting lugs; 7. a first filtering unit; 8. a second filtering unit; 9. a third filtering unit; 10. a terminal box; 11. a case; 12. a pressure detection cell; 13. an access door; 14. a rain shield; 15. a handle; 16. a notch; 17. an inner frame; 18. a first pallet; 19. a second pallet;

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1 through 10, the examples being provided for illustration only and not for limitation of the scope of the utility model.

Example 1

The utility model provides a compact air purification device, includes wholly sealed box 11, box frame 1, and box 11 sets up in the top of box frame 1, and box 11 is square box 11, and box 11 top is provided with lug 6, weather shield 14, and the effect of lug 6 is the hoist and mount when being convenient for box 11 installation, and weather shield 14 is used for stopping rain and snow and foreign matter. The two ends outside the box body 11 are provided with air inlets, the air inlets are provided with notches 16 penetrating through the box body 11, the air inlets are provided with the detachably connected shutter 5, the shutter 5 is divided into a plurality of sections to transversely penetrate through the notches 16 to be connected with the box body 11, and the shutter 5 and the rain and snow particles can be effectively prevented from being sucked into the device when in air intake by matching; the other two sides of the box 11 are also provided with access doors 13 which are detachably connected, the surfaces of the access doors 13 are provided with handles 15, and when the interior cleaning is needed, the access doors 13 can be detached and placed in a side pair for cleaning. A terminal box 10 is provided below the box frame 1, and the terminal box 10 is used for detecting a pressure difference in the box body 11.

An inner frame 17, a first filter unit 7, a second filter unit 8, and a third filter unit 9 are provided in the housing 11. The inner frame 17 is square frame, and the air outlet 201 sets up to be located inner frame 17 central point, and the box 11 is interior to set gradually first filter unit 7, second filter unit 8, third filtration from air intake to air outlet 201, and inner frame 17 is provided with first saddle 18, second saddle 19. The first filter unit 7 and the second filter unit 8 may be integrated into a single body, or may be separately mounted, the first filter unit 7 and the second filter unit 8 are disposed on the first support 18, and the third filter unit 9 is disposed on the second support 19. The first support 18 is close to the air inlet, and the second support 19 is close to the air outlet 201. The air outlet 201 is provided with a flange 3, the air outlet 201 is connected with a pipeline 2, the pipeline 2 passes through the flange 3 to be connected with the air outlet 201 of the box 11, and the flange 3 is used for fixing the position of the pipeline 2. The air outlet still is provided with filter screen 4, and filter screen 4 can be dismantled with the pipeline and be connected, and filter screen 4 is used for preventing that object or deposition piece from falling into pipeline 2, and pipeline 2's the other end is connected with the air compressor machine, and the air compressor machine provides the pressure of induced drafting, and the air compressor machine is prior art, and unnecessary description here. Under the action of induced draft pressure, air passes through the three-stage filtering units, and dust in the air is adsorbed by the first filtering unit 7, the second filtering unit 8 and the third filtering unit 9 in sequence. The three filter units collect dust on the windward side, and innumerable small-particle dust forms a dust film on the windward surface of the filter paper, and the dust film and the filter paper take part in the filtration, so that the filtration efficiency is improved, but the resistance to the airflow is increased, and the pressure drop of the front and rear of the filter section is increased. When the pressure drop detected by the on-site pressure differential gauge reaches a specified value, the filter unit needs to be replaced.

A pressure detection box 12 can be inserted between the first filtering unit 7 and the second filtering unit 8, the pressure detection box 12 comprises a thick filter, a thin filter and a detection plate, the thick filter is close to the first filtering unit 7, the thin filter is close to the second unit, the detection plate is inserted between the thick filter and the thin filter, and the detection plate detects pressure data and provides the pressure data into the terminal box 10.

The first filtering unit 7, the second filtering unit 8 and the third filtering unit 9 are common filters, the filtering efficiency of the first filtering unit 7 on large-particle dust with the particle size of more than 40 mu m can reach 99%, the fan blade can be ensured not to be seriously worn, the second filtering unit 8 is prevented from being blocked by the large-particle dust, and the service life is shortened; the second filter unit 8 can filter dust particles with the particle diameter of more than 3um with the efficiency of 99 percent, thereby effectively protecting the third filter unit 9 and prolonging the service life thereof; the third filtering unit 9 determines the filtering efficiency of the whole equipment, and the filtering efficiency of dust particles with the particle diameter of more than 0.3um can reach more than 99.97%, so that the air compressor can obtain highly clean raw material air.

When the filter unit reaches the preset resistance and needs to be replaced, the device is opened to replace the filter element. Wherein the first filtering unit 7 and the second filtering unit 8 are pulled out from the front end of the device for replacement, firstly the shutter 5 is pushed out from the notch 16 on the side surface for disassembly, the first filtering unit 7 and the second filtering unit 8 are pulled out from the first supporting table 18, and then the deposited ash in the box 11 is cleaned or sucked by a dust collector, and after the cleaning, the new filtering unit is replaced. The third filter unit 9 is replaced from the access door 13 on both sides of the device, the access door 13 is required to be removed during replacement, the third filter unit 9 is taken out from the second supporting table 19, and a new third filter unit 9 is replaced to the second supporting table 19 after cleaning is completed.

When the first filter unit 7 and the second filter unit 8 are installed, the second filter unit 8 is firstly installed on the first supporting table 18, then the pressure detection box 12 is thickly installed from the second filter unit 8, after the installation is completed, the first filter unit 7 is finally installed on the first supporting table 18, and the first filter unit is pushed into the inner frame 17 in parallel when installed.

Example two

Unlike the first embodiment, the case 11 in this embodiment is a vertical case 11, and the inner frame 17 in the case 11 is also a vertical frame, and the air outlet 201 is located at the center of the inner frame 17.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (8)

1. A compact air purification device, characterized by: the novel multifunctional box comprises a box body (11) and a box frame (1) which are integrally sealed, wherein the box body (11) is arranged at the top end of the box frame (1), air inlets are formed in the two outer ends of the box body (11), a shutter (5) which is detachably connected is arranged at the air inlet, and an air outlet (201) is formed in the bottom end of the box body (11); a first filtering unit (7), a second filtering unit (8), a third filtering unit (9) and a filter screen (4) are sequentially arranged in the box body (11) from the air inlet to the air outlet (201); the air outlet (201) is connected with a pipeline (2), the pipeline (2) is connected with an air compressor, and the air compressor provides induced draft pressure.

2. The compact air purifier as recited in claim 1, characterised in that: the box body (11) is square box body (11), an inner frame (17) is arranged in the box body (11), the inner frame (17) is square, and the air outlet (201) is located at the central position of the inner frame (17).

3. The compact air purifier as recited in claim 1, characterised in that: the box body (11) is a vertical box body (11), an inner frame (17) is arranged in the box body (11), the inner frame (17) is a vertical frame, and the air outlet (201) is located at the central position of the inner frame (17).

4. A compact air cleaning device according to any one of claims 1-3, wherein: the inner frame (17) is provided with a first supporting table (18) and a second supporting table (19), the first filtering unit (7) is integrated with the second filtering unit (8), the first filtering unit (7) and the second filtering unit (8) are arranged on the first supporting table (18), and the third filtering unit (9) is arranged on the second supporting table (19); the pressure detection box (12) is inserted between the first filtering unit (7) and the second filtering unit (8), the pressure detection box (12) comprises a thick filter, a thin filter and a detection plate, the thick filter is close to the first filtering unit (7), the thin filter is close to the second unit, and the detection plate is inserted between the thick filter and the thin filter.

5. The compact air purifier as recited in claim 4, characterised in that: the filter screen (4) is arranged at the air outlet (201), and the filter screen (4) is detachably connected with the pipeline (2); the air outlet (201) is further provided with a flange (3), the pipeline (2) penetrates through the flange (3) to be connected with the air outlet (201) of the box body (11), and the flange (3) is used for fixing the position of the pipeline (2).

6. The compact air purifier as recited in claim 5, characterised in that: the top of the box body (11) is provided with a rain shield (14), and the rain shield (14) is detachably connected with the box body (11); a notch (16) is formed in the air outlet (201) of the box body (11), and the shutter (5) is divided into a plurality of sections and transversely penetrates through the notch (16) to be connected with the box body (11); the surface of the box body (11) is detachably connected with an access door (13), and a handle (15) is arranged on the outer surface of the access door (13).

7. The compact air purifier as recited in claim 6, characterised in that: the lower part of the box frame (1) is provided with a terminal box (10).

8. The compact air purifier as recited in claim 7, characterised in that: the top of the box body (11) is also provided with a lifting lug (6), and the lifting lug (6) is fixedly connected with the box body (11).