CN110657542A - A fresh air purification device - Google Patents

Abstract

A fresh air purification device, comprising a casing, the casing has a fresh air inlet and a fresh air outlet, a fan, a decontamination cylinder, a filter cylinder and a dust collection device are installed inside the casing, the decontamination cylinder and the filter cylinder are axially arranged in parallel with an outer periphery. Rolling fit, the decontamination cartridge can drive the filter cartridge to rotate synchronously, the outer peripheral surface of the filter cartridge is the air inlet surface, one end of the filter cartridge is the closed end, the other end of the filter cartridge is the open end for air outlet, and the air outlet of the open end It is connected with the air inlet of the fan, and the air outlet of the fan is connected with the fresh air outlet. After filtering, the dust attached to the filter cartridge is collected in the dust collector. The filter cartridge of the fresh air purification device rotates under the drive of the decontamination cartridge, and the external air enters the inside of the casing through the fresh air inlet, and is purified and filtered by the filter cartridge and blown out from the fresh air outlet. After filtering, the dust attached to the filter cartridge is decontaminated After the cartridge is removed, it is collected in the dust collector, so that the filter can be kept clean even after the purification device has been working for a long time, thereby improving the air filtration effect.

Description

A fresh air purification device

technical field

The invention relates to a fresh air purification device.

Background technique

With the increasing degree of modernization of society, people's production and lifestyle have also undergone great changes. People work, live and play indoors for longer and longer, and work, entertainment, sports and other activities can be According to statistics, people spend more than 80% of their time indoors on average every day. Therefore, indoor air quality has a vital impact on human health.

At present, there are fresh air ventilators on the market for replacing fresh air. When the fresh air ventilator is working, the outdoor air enters the ventilator from the outdoor air inlet, and then passes through the primary filter, the intermediate filter, and the electrostatic precipitator. The box removes impurities in the outside air, and at the same time, the indoor air enters the ventilator from the indoor air inlet, and the heat of the indoor air is exchanged to the new air coming in from the outside through the heat exchanger. The air is further processed into the room, and the old indoor air is exhausted outside. Although the above-mentioned fresh air ventilator can effectively purify the indoor air, after the ventilator has been used for a long time, the filtered dust particles are easy to adhere to the primary filter screen, the medium effect filter screen and the electrostatic precipitator box, causing it to be blocked, and then The air filtration effect is not good.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a fresh air purifying device with a simple structure and good air filtration effect, aiming at the current state of the prior art.

The technical solution adopted by the present invention to solve the above technical problems is as follows: the fresh air purification device includes a casing, and the casing has a fresh air inlet and a fresh air outlet, and is characterized in that a fan and a decontamination cylinder are installed inside the casing. , filter cartridge and dust collection device, the decontamination cartridge and the filter cartridge are axially arranged in parallel and the outer periphery is rolling and matched, the decontamination cartridge can drive the filter cartridge to rotate synchronously, the outer peripheral surface of the filter cartridge is the air inlet surface, and one end of the filter cartridge is Closed end, the other end of the filter cartridge is an open end for air outlet, the air outlet of the open end is communicated with the air inlet of the fan, the air outlet of the fan is communicated with the fresh air outlet, and is attached to the filter cartridge after filtering. The dust is collected in the dust collector.

In order to make the fresh air flow more smoothly in the casing, the air outlet of the filter cartridge faces the air inlet of the fan, and the air outlet of the fan faces down to the fresh air outlet.

The decontamination cartridge and the filter cartridge can have various rolling fitting structures. Preferably, the outer periphery of the decontamination cartridge has a rigid needle-like structure, and the outer peripheral surface of the filter cartridge is provided with a filter hole, and the needle rod of the needle-like structure is inserted into the corresponding structure. inside the filter hole to drive the filter cartridge to rotate synchronously. In this way, the needle-like structure can not only drive the filter cartridge to rotate, but also poke off the dust adhering to the filter cartridge.

In order to obtain a better decontamination effect, the needle bars of the needle-like structure correspond one-to-one with the filter holes.

Preferably, a first fixing frame and a second fixing frame are installed inside the casing, the decontamination cartridge and the filter cartridge are arranged between the first fixing frame and the second fixing frame, and the decontamination cartridge is located in the filter cartridge Above the first bracket, a drive motor for driving the rotation of the decontamination cylinder is installed.

As a preferred solution of the dust collecting device, the dust collecting device includes a dust collecting box and a sewage pipe, the dust collecting box is installed inside the filter cartridge, and the dust collecting box is arranged along the axial direction of the filter cartridge And it is located below the contact part between the decontamination cylinder and the filter cylinder, a vacuum cleaner connection port is opened on the casing, the upper end of the sewage discharge pipe is connected with the outlet of the dust collecting box, and the lower end of the sewage discharge pipe is connected with the vacuum cleaner. mouth connected.

As another preferred solution of the dust collecting device, the dust collecting device includes a dust collecting box, a rotating screw, a sewage pipe and a dust collecting box, the dust collecting box is installed inside the filter cartridge, and the dust collecting box is It is arranged along the axial direction of the filter cartridge and is located below the contact part between the decontamination cartridge and the filter cartridge, the rotating screw has a helical thread, and the rotating screw is installed inside the dust box and is driven by the motor to rotate The sewage collection box is located below the filter cartridge, the upper end of the sewage discharge pipe is connected with the outlet of the dust collection box, and the lower end of the sewage discharge pipe is connected with the sewage collection box.

In order to enable the outdoor air entering from the fresh air inlet to smoothly enter the filter cartridge, the air inlet direction of the fresh air inlet is consistent with the axial direction of the filter cartridge.

In order to enable the filter cartridge to enter the air uniformly, the fresh air inlet is aligned with the central position of the end face of the closed end of the filter cartridge.

As a preference of any of the above solutions, the fan is a centrifugal fan.

Compared with the prior art, the advantages of the present invention are: the filter cartridge of the fresh air purification device located inside the casing is rotated under the driving of the decontamination cylinder, and the external air enters the interior of the casing through the fresh air inlet, and is purified and filtered by the filter cartridge. It is blown out from the fresh air outlet, and the dust attached to the filter cartridge after filtering is removed by the decontamination cartridge and collected in the dust collector, so that the purification device can always keep the filter screen clean after long-term operation, thereby improving the air filtration effect. It is beneficial to prolong the service life of the drum filter.

Description of drawings

1 is a schematic structural diagram of Embodiment 1 of the present invention;

2 is a schematic diagram of the installation structure of the decontamination cartridge and the filter cartridge according to Embodiment 1 of the present invention;

3 is a schematic diagram of the installation structure of Embodiment 1 of the present invention;

4 is a schematic structural diagram of Embodiment 2 of the present invention;

FIG. 5 is a schematic structural diagram of the dust collecting box and the rotating screw according to the second embodiment of the present invention.

Detailed ways

The present invention will be further described in detail below with reference to the embodiments of the accompanying drawings.

Example 1:

As shown in FIG. 1 and FIG. 2 , the fresh air purification device in this embodiment includes a casing 1, the casing 1 has a fresh air inlet 11 and a fresh air outlet 12, and a fan 2, a decontamination cartridge 3, a filter cartridge are installed inside the casing 1 4. Dust collecting device 5 , first fixing frame 6 and second fixing frame 7 . Among them, the fan 2 adopts a centrifugal fan, the decontamination cylinder 3 and the filter cylinder 4 are arranged between the first fixing frame 6 and the second fixing frame 7, and a drive motor for driving the decontamination cylinder 3 to rotate is installed on the first bracket 6 8. The decontamination cartridge 3 is located above the filter cartridge 4 and the decontamination cartridge 3 and the filter cartridge 4 are arranged in parallel axially. In this embodiment, the outer periphery of the decontamination cylinder 3 has a rigid needle-like structure, the outer peripheral surface of the filter cylinder 4 is provided with a filter hole 41, the needle-shaped structure of the needle rod 31 corresponds to the filter hole 41 one-to-one, and the needle rod 31 is inserted into the filter hole 41. The corresponding filter hole 41 drives the filter cartridge 4 to rotate synchronously.

The outer peripheral surface of the filter cartridge 4 is the air inlet surface, and one end of the filter cartridge 4 is a closed end, which is close to the fresh air inlet 11, and the air inlet direction of the fresh air inlet 11 is consistent with the axial direction of the filter cartridge 4. In order to make the filter cartridge 4 The air inlet surface of 4 can evenly enter the air, and the fresh air inlet 11 is aligned with the central position of the end face of the closed end of the filter cartridge 4 . The other end of the filter cartridge 4 is an open end for air outlet, the air outlet of the open end communicates with the air inlet of the fan 2 , and the air outlet of the filter cartridge 4 faces the air inlet of the fan 2 . The air outlet of the fan 2 is communicated with the fresh air outlet 12 , and the air outlet of the fan 2 faces the fresh air outlet 12 downward.

The dust collector 5 is used to collect the dust adhering to the filter 4 after filtering. The dust collecting device 5 in this embodiment includes a dust collecting box 51 and a sewage discharge pipe 52 . The dust collecting box 51 is installed inside the filter cartridge 4 , and the dust collecting box 51 is arranged along the axial direction of the filter cartridge 4 and is located in the decontamination tube 3 . Below the contact part with the filter cartridge 4, a vacuum cleaner connection port 13 is opened on the casing 1, the upper end of the sewage pipe 52 is connected with the outlet of the dust collecting box 51, and the lower end of the sewage pipe 52 is connected with the vacuum cleaner connection port 13.

As shown in FIG. 3 , the fresh air purification device adopts a wall-mounted installation, and a fresh air passage 91 is opened on the wall 9 to connect the fresh air inlet 11 with the outside. The rain cover 10 can be opened or closed as required. When the purification device is not in use, the solar rainproof cover 10 closes the fresh air passage 91 , and when the purification apparatus is activated, the solar rainproof cover 10 is opened to prevent rainwater from entering the fresh air purification apparatus through the fresh air passage 91 .

When the fresh air purification device is working, the outdoor air enters the casing 1 through the fresh air passage 91 and the fresh air inlet 11 in turn, and enters the filter cartridge 4 under the action of the fan 2. The filter cartridge 4 purifies and filters the air, and the filtered air flows into The air inlet of the fan 2 flows into the room through the air outlet of the fan 2 and the fresh air outlet 12 in sequence, so as to provide purified fresh air for the room. During the fresh air purification process, the decontamination cartridge 3 and the filter cartridge 4 are always in rolling fit, and the decontamination cartridge 3 drives the filter cartridge 4 to rotate, and the dust particles attached to the filter cartridge 4 are poked into the air by the needle bar 31 of the needle-like structure. In the dust collecting box 51, the dust in the dust collecting box 51 can be sucked into the vacuum cleaner through the sewage pipe 52 through a vacuum cleaner (not shown in the figure) connected to the connecting port 13 of the vacuum cleaner, so that the filter cartridge 4 can be kept clean.

Embodiment 2:

As shown in FIG. 4 and FIG. 5 , the dust collecting device 5 in this embodiment includes a dust collecting box 51 , a rotating screw 53 , a sewage discharge pipe 52 and a sewage collecting box 54 . Among them, the dust collecting box 51 is installed inside the filter cartridge 4, the dust collecting box 51 is arranged along the axial direction of the filter cartridge 4 and is located below the contact part between the decontamination cartridge 3 and the filter cartridge 4, and the rotating screw 53 has a spiral type. Thread, the rotating screw 53 is installed inside the dust collecting box 51 and rotates under the drive of the motor 55, the dust collecting box 54 is located under the filter cartridge 4, the upper end of the sewage discharge pipe 52 is connected with the outlet of the dust collecting box 51, and the sewage discharge pipe The lower end of 52 is connected with the dirt collecting box 54 .

When the fresh air purification device is working, the outdoor air enters the casing 1 through the fresh air inlet 11, and enters the filter cartridge 4 under the action of the fan 2. The filter cartridge 4 purifies and filters the air, and the filtered air flows into the air inlet of the fan 2. , and then flow into the room through the air outlet of the fan 2 and the fresh air outlet 12 in sequence, so as to provide purified fresh air for the room. During the fresh air purification process, the decontamination cartridge 3 and the filter cartridge 4 are always in rolling fit, and the decontamination cartridge 3 drives the filter cartridge 4 to rotate, and the dust particles attached to the filter cartridge 4 are poked into the air by the needle bar 31 of the needle-like structure. In the dust collecting box 51, the dust particles in the dust collecting box 51 are transported to the outlet of the dust collecting box 51 through the rotating screw 53, and finally enter the dust collecting box 54 through the sewage pipe 52, so that the filter cartridge 4 can be kept clean , after long-term use, it is only necessary to take out the dirt collecting box 54 and pour out the dust therein.

Claims (10)

1. The utility model provides a fresh air purification device, includes casing (1), casing (1) has fresh air inlet (11) and fresh air outlet (12), its characterized in that: casing (1) internally mounted has fan (2), a decontamination cylinder (3), cartridge filter (4) and dust collecting device (5), decontamination cylinder (3) and cartridge filter (4) axial direction parallel arrangement and periphery roll cooperation, decontamination cylinder (3) can drive cartridge filter (4) synchronous revolution, and the outer peripheral face of cartridge filter (4) is the air inlet face, and the one end of cartridge filter (4) is the blind end, and the other end of cartridge filter (4) is the open end that is used for the air-out, and the air outlet of this open end is linked together with the air intake of fan (2), the air outlet of fan (2) with new trend export (12) are linked together, and the dust of attaching to on cartridge filter (4) after filtering is collected dust collector (5) in.

2. The fresh air purification device according to claim 1, wherein: the air outlet of the filter cartridge (4) faces the air inlet of the fan (2), and the air outlet of the fan (2) faces downwards the fresh air outlet (12).

3. The fresh air purification device according to claim 1, wherein: the periphery of the decontamination cylinder (3) is provided with a rigid needle-shaped structure, the outer peripheral surface of the filter cylinder (4) is provided with filter holes (41), and a needle rod (31) of the needle-shaped structure is inserted into the corresponding filter holes (41) to drive the filter cylinder (4) to synchronously rotate.

4. The fresh air purification device according to claim 3, wherein: the needle-shaped structure needle bars (31) correspond to the filtering holes (41) one by one.

5. The fresh air purification device according to claim 1, wherein: the interior mounting of casing (1) has first mount (6) and second mount (7), decontamination cylinder (3) and cartridge filter (4) are located between first mount (6) and second mount (7), and decontamination cylinder (3) are located the top of cartridge filter (4) install on first mount (6) and are used for driving decontamination cylinder (3) pivoted driving motor (8).

6. The fresh air purification device according to claim 1, wherein: dust collecting device (5) include dust collection box (51) and blow off pipe (52), dust collection box (51) are installed the inside of cartridge filter (4), dust collection box (51) set up and are located the below of the contact site of decontaminating cartridge (3) and cartridge filter (4) along the axial of cartridge filter (4) it has dust catcher connector (13) to open on casing (1), the upper end of blow off pipe (52) links up with the export of dust collection box (51) mutually, the lower extreme of blow off pipe (52) with dust catcher connector (13) are linked together.

7. The fresh air purification device according to claim 1, wherein: dust collecting device (5) include dust collection box (51), rotatory screw rod (53), blow off pipe (52) and collection dirt box (54), dust collection box (51) are installed the inside of cartridge filter (4), dust collection box (51) set up and are located the below of the contact site of decontaminating section of thick bamboo (3) and cartridge filter (4) along the axial of cartridge filter (4), rotatory screw rod (53) have the screw thread of screw-tupe, install rotatory screw rod (53) the inside of dust collection box (51) and rotate under the drive of motor (55), collection dirt box (54) are located the below of cartridge filter (4), the upper end of blow off pipe (52) links up mutually with the export of dust collection box (51), the lower extreme of blow off pipe (52) with collection dirt box (54) link up mutually.

8. The fresh air purification device according to claim 1, wherein: the air inlet direction of the fresh air inlet (11) is consistent with the axial direction of the filter cartridge (4).

9. The fresh air purification device according to claim 8, wherein: the fresh air inlet (11) is aligned to the central position of the end face of the closed end of the filter cylinder (4).

10. The fresh air purification device according to any one of claims 1 to 9, wherein: the fan (2) is a centrifugal fan.

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