CN206919316U - A kind of VMC with dedusting function - Google Patents
A kind of VMC with dedusting function Download PDFInfo
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- CN206919316U CN206919316U CN201720597442.8U CN201720597442U CN206919316U CN 206919316 U CN206919316 U CN 206919316U CN 201720597442 U CN201720597442 U CN 201720597442U CN 206919316 U CN206919316 U CN 206919316U
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- vmc
- prefiltering net
- air
- fixedly connected
- housing
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Abstract
The utility model discloses a kind of VMC with dedusting function, including housing and it is arranged at the blast pipe and exhaust duct of the housing side, one end of the blast pipe is fixedly connected with air inlet mechanism, one end of the exhaust duct is fixedly connected with air draft mechanism, heat exchange mechanism is provided between the air inlet mechanism and air draft mechanism, one end that the blast pipe penetrates the housing is socketed with fixture, the blast pipe is provided with ion generator close to the side of fixture, the lower zone of the ion generator is provided with prefiltering net, the side of the prefiltering net is provided with the cleaning mechanism for being covered with filtered out particulate in air on prefiltering net for cleaning.The utility model has the advantages that：VMC improves the operating efficiency of VMC by changing the risk and indirect cost of filter to filter screen automatic dust removing and then the service life of extension filter, reduction.
Description
Technical field
A kind of VMC is the utility model is related to, more particularly to a kind of VMC with dedusting function.
Background technology
At present, existing VMC is made up of blower fan, exhaust outlet, air inlet and various pipelines and pipe fitting.Installation
The a series of exhaust outlet of blower and pipeline in furred ceiling is connected, and blower fan starts, indoor contaminated air through exhaust outlet and
Blower fan is discharged into outdoor, makes indoor formation negative pressure, outdoor fresh air is just through being arranged on above window frame or between window frame and wall
Air inlet is got in, so that indoor occupant can breathe the fresh air of high-quality.VMC is according in sealing
Fresh air is sent in indoor side with special equipment to interior, then from opposite side from special equipment to outdoor discharge, then can be formed indoors
The principle of " fresh air field of flow ", so as to meet the needs of indoor fresh air circulation.
Notification number is that CN206001609U Chinese patent discloses a kind of blow-through electrical heating type VMC, the fresh air system
System includes housing, the air inlet positioned at lower housing portion and the air outlet positioned at housing upper.Enclosure interior is from top to bottom successively
First chamber, second chamber and the 3rd chamber are provided with and communicated with, high efficiency particulate air filter is provided with first chamber, is set in second chamber
Blower fan and heater are equipped with, roughing efficiency air filter is provided with the 3rd chamber, the side of first chamber is connected with air outlet, and the 3rd
The side of chamber is connected with air inlet.This VMC by high efficiency particulate air filter may filter that less than 0.5 μm particle dust and
Various suspensions, more than 0.5 μm of dust particle is may filter that by roughing efficiency air filter, and then improves VMC integral filter
Effect.
But this VMC filter is after using a specified time, that is covered with filter in filtered out air
Grain thing.Especially shortened dramatically in the more severe place of environment, the service life of filter, need to periodically be taken out replacing.By
Need to carry out VMC shutdown operation in changing filter, and need to be detected, debugged and test run by technical staff
The series of operation steps such as row.And then the risk and indirect cost for changing filter are added, reduce the work of VMC
Efficiency, have much room for improvement.
Utility model content
The purpose of this utility model is to provide a kind of VMC with dedusting function, and this VMC passes through to filter
Net automatic dust removing and then the service life for extending filter, the risk and indirect cost for changing filter are reduced, improves fresh air
The operating efficiency of system.
Above-mentioned technical purpose of the present utility model technical scheme is that：One kind has dedusting function
VMC, including housing and the blast pipe and exhaust duct that are arranged at the housing side, one end of the blast pipe consolidate
Surely be connected with air inlet mechanism, one end of the exhaust duct is fixedly connected with air draft mechanism, the air inlet mechanism and air draft mechanism it
Between be provided with heat exchange mechanism, one end that the blast pipe penetrates the housing is socketed with fixture, and the blast pipe is close to solid
The side for determining part is provided with ion generator, and the lower zone of the ion generator is provided with prefiltering net, the pre-filtering
The side of net is provided with the cleaning mechanism for being covered with filtered out particulate in air on prefiltering net for cleaning.
By using above-mentioned technical proposal, when extraneous air enters from blast pipe fashionable, the suspension in air passes through ion
Generator it is charged after, can rapid aggregation big particulate matter is formed in prefiltering net, under the conditions of particulate matter self gravitation and
In the case where entering wind disturbance, particulate matter elapses over time slowly to be accumulated on prefiltering net.Now, technical staff can pass through cleaner
Structure cleans in enclosure interior to the particulate matter on prefiltering net.
The utility model is further arranged to：The cleaning mechanism includes motor, and the side of the motor is set
Drive rod is equipped with, one end of the drive rod is fixedly connected with driving gear through housing, and the side of the driving gear is set
There are the transmission parts of engagement, the opposite side of the transmission parts is provided with the driven gear engaged with transmission parts, the driven gear
Fix bar is socketed with axle center, one end of the fix bar is fixedly connected with the casing, and the side of the transmission parts is fixedly connected with
Fixed block.
By using above-mentioned technical proposal, when technical staff starts motor, the rotation of drive rod can drive and master
Moving gear meshed gears band is rotated, and then has driven the rotation of driven gear.Fixed and connected due to fixed block and gear band
Connect, fixed block can be with gear Tape movement.Above-mentioned fixed block can carry out horizontal direction reciprocating motion with the rotation of gear band, enter
And avoid the accumulation of the particulate matter on prefiltering net.If the particulate matter accumulated is excessive and air stream can be blocked not in time by clearing up
It is logical, so as to cause the resh air requirement of VMC to reduce, it can not in time be brought out, cause by moving air to the heat made in system
Temperature raises in system, reduces the service life of internal system device.
The utility model is further arranged to：The side of the prefiltering net is connected with rotor plate by torsion spring, described pre-
Screen pack is provided with the straight panel disposal box for being collected to the particulate matter on prefiltering net near rotor plate, described straight
The side of plate disposal box is fixedly connected with transverse slat disposal box.
By using above-mentioned technical proposal, when above-mentioned L-type cleaner plate is moved to driven gear side, L-type cleaner plate
Side and rotor plate abut against and give power of the rotor plate away from prefiltering net direction.Now, rotor plate is rotated and made
The particulate matter obtained on prefiltering net rotates formed opening by finally falling in straight panel disposal box from rotor plate.Work as L
Type cleaner plate towards driving gear direction move when, rotor plate with prefiltering net by torsion spring due to being connected, in the effect of torsion spring
Lower rotor plate recovers to original state.
The utility model is further arranged to：The fixed block sliding is connected with hollow frame, and the side of the hollow frame is consolidated
Surely it is connected with L-type cleaner plate.
By using above-mentioned technical proposal, because the horizontal both sides of fixed block mutually abut with hollow frame, and then fixed block
When being moved along gear band horizontal direction hollow frame can be driven to move horizontally, so as to drive the L being fixedly connected with hollow frame
Type cleaner plate moves horizontally.
The utility model is further arranged to：The L-type cleaner plate includes horizontal cleaner plate, and the one of the horizontal cleaner plate
End is vertically installed with longitudinal cleaner plate, and the side of the L-type cleaner plate is provided with some brushes.
By using above-mentioned technical proposal, when L-type cleaner plate is moved horizontally, if positioned at horizontal cleaner plate side
Dry cleaning brush can clean to the particulate matter on prefiltering net, and some cleaning brush in longitudinal cleaner plate can be simultaneously
One side screen of high efficiency particulate air filter is cleaned, improves cleaning efficiency.Because prefiltering net stops most suspended substances
Outside high efficiency particulate air filter, the usage time of high efficiency particulate air filter substantially prolongs.
The utility model is further arranged to：The rotor plate collectively constitutes a dust collecting space with prefiltering net, housing.
By using above-mentioned technical proposal, because L-type cleaner plate can back and forth be carried out with the motion of cleaning mechanism.When turn
When under dynamic plate to original state, rotor plate mutually abuts with prefiltering net, and causes rotor plate to form one with prefiltering net, housing
Individual dust collecting space, it ensure that particulate matter under the conditions of self gravitation and in the case where entering wind disturbance, elapses slowly pre- over time
Accumulated on screen pack, improve dust catching efficiency.
The utility model is further arranged to:The side of the transverse slat disposal box, which abuts, high efficiency particulate air filter, described efficient
The side of filter is provided with ion generator.
By using above-mentioned technical proposal, the ion generator of high efficiency particulate air filter side can be further to the sky after filtering
The harmful substances such as the formaldehyde in virus, bacterium and air in gas are killed and degraded, and improve to the net of pollution air
Change effect.
The utility model is further arranged to：The side of the straight panel disposal box be provided with can push-and-pull straight panel disposal box handle
Hand.
By using above-mentioned technical proposal, when technical staff needs to be taken out cleaning to disposal box, by positioned at collection
The handle of dirt case side can take out straight panel disposal box and the transverse slat disposal box being fixedly connected with straight panel disposal box.
In summary, the utility model has the advantages that：
（1）By setting ion generator in blast pipe and setting pre-filtering in the lower zone of ion generator
Net so that suspension in air by ion generator it is charged after by most suspended substances stop high efficiency particulate air filter it
Outside, it substantially prolongs the usage time of high efficiency particulate air filter and then reduce the risk and indirect cost for changing filter；
（2）Cleaning mechanism is provided with by the side in prefiltering net, the particulate matter accumulation on prefiltering net is avoided, carries
The high service life of internal system device and the whole work efficiency of VMC；
（3）One dust collecting space is formed by rotor plate and prefiltering net, housing, ensure that particulate matter in self gravitation bar
Under part and in the case where entering wind disturbance, elapse slowly accumulated on prefiltering net over time, improve dust catching efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment；
Fig. 2 is that embodiment removes housing and the structural representation of dust removal door；
Fig. 3 is Fig. 2 exploded perspective view；
Fig. 4 is the structural representation of cleaning mechanism, prefiltering net and rotor plate；
Fig. 5 is the enlarged diagram of a-quadrant in Fig. 4；
Fig. 6 is the structural representation on Fig. 4 other directions；
Fig. 7 is the enlarged diagram of B area in Fig. 6.
Reference：1st, housing；2nd, blast pipe；3rd, fixed plate；4th, ion generator；5th, prefiltering net；6th, cleaning mechanism；
7th, motor；8th, drive rod；9th, driving gear；10th, gear band；11st, driven gear；12nd, fix bar；13rd, fixed block；14、
Hollow frame；15th, L-type cleaner plate；16th, cleaning brush；17th, rotor plate；18th, straight panel disposal box；19th, handle；20th, dust removal door；21、
Transverse slat disposal box；22nd, high efficiency particulate air filter；23rd, heat exchanger core；24th, the first blower fan；25th, ajutage；26th, roughing efficiency air filter；27、
Backwind tube；28th, the second blower fan；29th, exhaust duct.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
As depicted in figs. 1 and 2, a kind of VMC with dedusting function, including housing 1.The side of housing 1 is equipped with
Blast pipe 2, one end that blast pipe 2 penetrates housing 1 are socketed with fixed plate 3, and the surrounding of fixed plate 3 is fixedly connected with housing 1.
As shown in Figures 2 and 3, blast pipe 2 is built-in with ion generator 4, ion generator 4 close to the side of fixed plate 3
Lower zone be provided with prefiltering net 5, the side of prefiltering net 5 is provided with to be filtered out for cleaning to be covered with prefiltering net 5
The cleaning mechanism 6 of particulate in air.When extraneous air enters from blast pipe 2 fashionable, the suspension in air is occurred by ion
Device 4 it is charged after, can rapid aggregation big particulate matter is formed in prefiltering net 5, under the conditions of particulate matter self gravitation and
Enter under wind disturbance, particulate matter elapses over time slowly to be accumulated on prefiltering net 5.Now, technical staff can pass through cleaner
Structure 6 cleans inside housing 1 to the particulate matter on prefiltering net 5.
As shown in Figure 4 and Figure 5, cleaning mechanism 6 includes motor 7.The side of motor 7 is provided with drive rod 8, drives
One end of lever 8 is fixedly connected with driving gear 9 through housing 1, and the side of driving gear 9 is provided with meshed gears band 10.
As shown in fig. 6, the opposite side of gear band 10 is provided with the driven gear 11 of engagement, fixation is socketed with the axle center of driven gear 11
Bar 12, one end of fix bar 12 are fixedly connected with housing 1.When technical staff starts motor 7, the rotation meeting of drive rod 8
Drive is rotated with the meshed gears band 10 of driving gear 9, and then has driven the rotation of driven gear 11.
As shown in Figure 6 and Figure 7, the side of gear band 10 is fixedly connected with fixed block 13, and the sliding of fixed block 13 is connected with back
Type frame 14, the side of hollow frame 14 are fixedly connected with L-type cleaner plate 15, and L-type cleaner plate 15 includes horizontal cleaner plate and indulged
To cleaner plate.The side of L-type cleaner plate 15 is provided with some cleaning brush 16.When fixed block 13 as the rotation of gear band 10 is entered
When row horizontal direction moves.Now, because the horizontal both sides of fixed block 13 mutually abut with hollow frame 14, and then fixed block 13 exists
When being moved along the horizontal direction of gear band 10 hollow frame 14 can be driven to move horizontally, be fixedly connected so as to drive with hollow frame 14
L-type cleaner plate 15 move horizontally.Now, some cleaning brush 16 positioned at the side of L-type cleaner plate 15 can be on prefiltering net 5
Particulate matter cleaned.When fixed block 13 is carried out with the rotation of gear band 10 in driving gear 9 or the side of driven gear 11
During mobile on vertical direction, because fixed block 13 and the sliding of hollow frame 14 connect, now the slip of fixed block 13 to positioned at
The up or down contacted inner surfaces of hollow frame 14 connect, and then ensure that fixed block 13 will not drive and hollow frame when vertical direction moves
The 14 L-type cleaner plates 15 being fixedly connected move up and down, and improve the cleaning efficiency of L-type cleaner plate 15.
Above-mentioned L-type cleaner plate 15 can carry out horizontal direction reciprocating motion with the rotation of gear band 10, and then avoid pre-
Particulate matter accumulation on screen pack 5.If the particulate matter accumulated is excessive and air circulation can be blocked not in time by clearing up, so as to make
Resh air requirement into VMC is reduced, and can not be brought out in time by moving air to the heat made in system, is caused warm in system
Degree rise, reduce the service life of internal system device.
As shown in Figure 6 and Figure 7, the side of prefiltering net 5 is connected with rotor plate 17 by torsion spring, and rotor plate 17 is in outer masterpiece
It is can turn under and forms a horizontal plane with prefiltering net 5, now the cross-sectional area of rotor plate 17 is less than L-type cleaner plate 15
Cross-sectional area.When L-type cleaner plate 15 moves to 11 side of driven gear, side and the rotor plate 17 of L-type cleaner plate 15 offset
Connect and give power of the rotor plate 17 away from the direction of prefiltering net 5.Rotor plate 17 turns to and prefiltering net 5 in the presence of torsion spring
Form a horizontal plane.When the fixed block 13 being fixedly connected with L-type cleaner plate 15 is in gear band 10 close to the one of rotor plate 17
During end, now the one end of L-type cleaner plate 15 away from hollow frame 14 abuts against with the one end of rotor plate 17 away from prefiltering net 5, enters
And cause L-type cleaner plate 15 that the impurity on prefiltering net 5 is rotated into formed opening from rotor plate 27 and passed through.Work as L
When type cleaner plate 15 moves to 9 side of driving gear, rotor plate 17 turns to original state in the presence of torsion spring.Now, turn
Dynamic plate 17 mutually abuts with prefiltering net 5, and causes rotor plate 17 to form a dust collecting space with prefiltering net 5, housing 1, protects
Particulate matter has been demonstrate,proved under the conditions of self gravitation and in the case where entering wind disturbance, has elapsed slowly accumulated on prefiltering net 5 over time.
As shown in Figures 2 and 3, prefiltering net 5 is provided with straight panel disposal box 18, straight panel disposal box near rotor plate 17
18 can be collected to the particulate matter on prefiltering net 5.The side of straight panel disposal box 18 is provided with can push-and-pull straight panel disposal box 18
Handle 19.The side of straight panel disposal box 18 is fixedly connected with transverse slat disposal box 21.As shown in figure 1, housing 1 is in the position of handle 19
The be hinged dust removal door 20 being provided with for the periodic cleaning of straight panel disposal box 18 in the place of putting.When above-mentioned L-type cleaner plate 15 be moved to from
During 11 side of moving gear, the impurity on prefiltering net 5 is rotated formed opening from rotor plate 27 by L-type cleaner plate 15
By finally falling in straight panel disposal box 18.Above-mentioned motion process can moving back and forth and back and forth enter with L-type cleaner plate 15
OK.
As shown in Figures 2 and 3, the side of transverse slat disposal box 21, which abuts, high efficiency particulate air filter 22, and transverse slat disposal box 21 can be right
Particulate matter carries out clean catch on the filter screen of high efficiency particulate air filter 22.The side of high efficiency particulate air filter 22 is provided with ion generator 4.By
Most suspended substances are stopped outside high efficiency particulate air filter 22 in prefiltering net 5, substantially prolongs the use of high efficiency particulate air filter 22
Time.Meanwhile the ion generator 4 of the side of high efficiency particulate air filter 22 can be further to the virus in the air after filtering, bacterium
And the harmful substance such as formaldehyde in air is killed and degraded.
As shown in Figure 3 and Figure 4, when L-type cleaner plate 15 is moved horizontally, positioned at some of the side of L-type cleaner plate 15
Cleaning brush 16 can clean to the particulate matter on prefiltering net 5, some cleaning brush on the opposite side of L-type cleaner plate 15
First 16 can clean to a side screen of high efficiency particulate air filter 22 simultaneously, improve cleaning efficiency.
As shown in Fig. 2 the side of fixed plate 3 is provided with heat exchanger core 23, heat exchanger core 23 has two passages of connection.
Air channel is formed between one of passage and high efficiency particulate air filter 22, the opposite side of the passage is connected with the first blower fan 24, the first wind
The side of machine 24 is connected with the clean air in air channel to be sent to the ajutage 25 of interior.It is another positioned at heat exchanger core 23
The side of one passage is provided with roughing efficiency air filter 26, and the side of roughing efficiency air filter 26 is provided with for indoor pollution air to be sucked
And the backwind tube 27 for transferring to VMC to handle, the opposite side of the passage are connected with the second blower fan 28, the side of the second blower fan 28
It is connected with the exhaust duct 29 for indoor pollution air to be discharged.Fresh air warp after being purified by high efficiency particulate air filter 22
Cross after heat exchanger core 23 and room air carry out heat exchange, then interior is sent to by air outlet, and indoor pollution air passes through
Outdoor is discharged to by exhaust duct 28 after roughing efficiency air filter 26 and heat exchanger core 23.
Claims (8)
1. a kind of VMC with dedusting function, including housing (1) and the blast pipe for being arranged at the housing (1) side
(2) and exhaust duct (29), one end of the blast pipe (2) are fixedly connected with air inlet mechanism, and one end of the exhaust duct (29) is consolidated
Surely air draft mechanism is connected with, heat exchange mechanism is provided between the air inlet mechanism and air draft mechanism, it is characterized in that：The air intake
One end that pipe (2) penetrates the housing (1) is socketed with fixture, the blast pipe (2) close to the side of fixture be provided with from
Electronic generator (4), the lower zone of the ion generator (4) are provided with prefiltering net (5), and the one of the prefiltering net (5)
Side is provided with for cleaning the cleaning mechanism (6) for being covered with filtered out particulate in air on prefiltering net (5).
2. a kind of VMC with dedusting function according to claim 1, it is characterized in that：The cleaning mechanism (6)
Including motor (7), the side of the motor (7) is provided with drive rod (8), and one end of the drive rod (8) passes through
Housing (1) is fixedly connected with driving gear (9), and the side of the driving gear (9) is provided with the transmission parts of engagement, the transmission
The opposite side of part is provided with the driven gear (11) engaged with transmission parts, and fixation is socketed with the axle center of the driven gear (11)
Bar (12), one end of the fix bar (12) are fixedly connected with the casing, and the side of the transmission parts is fixedly connected with fixed block
(13)。
3. a kind of VMC with dedusting function according to claim 1, it is characterized in that：The prefiltering net (5)
Side rotor plate (17) is connected with by torsion spring, the side of the prefiltering net (5) is provided with for prefiltering net (5)
The straight panel disposal box (18) that is collected of particulate matter, the side of the straight panel disposal box (18) is fixedly connected with transverse slat disposal box
(21)。
4. a kind of VMC with dedusting function according to claim 2, it is characterized in that：The fixed block (13) is sliding
Shifting is connected with hollow frame (14), and the side of the hollow frame (14) is fixedly connected with L-type cleaner plate (15).
5. a kind of VMC with dedusting function according to claim 4, it is characterized in that：The L-type cleaner plate
(15) horizontal cleaner plate is included, one end of the horizontal cleaner plate is vertically installed with longitudinal cleaner plate, the L-type cleaner plate (15)
Side be provided with some brushes.
6. a kind of VMC with dedusting function according to claim 3, it is characterized in that：The rotor plate (17) with
Prefiltering net (5), housing (1) collectively constitute a dust collecting space.
7. a kind of VMC with dedusting function according to claim 3, it is characterized in that：The transverse slat disposal box
(21) side, which abuts, high efficiency particulate air filter (22), and the side of the high efficiency particulate air filter (22) is provided with ion generator (4).
8. a kind of VMC with dedusting function according to claim 3, it is characterized in that：The straight panel disposal box
(18) side be provided with can push-and-pull straight panel disposal box (18) handle (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720597442.8U CN206919316U (en) | 2017-05-26 | 2017-05-26 | A kind of VMC with dedusting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720597442.8U CN206919316U (en) | 2017-05-26 | 2017-05-26 | A kind of VMC with dedusting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206919316U true CN206919316U (en) | 2018-01-23 |
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ID=61307716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720597442.8U Active CN206919316U (en) | 2017-05-26 | 2017-05-26 | A kind of VMC with dedusting function |
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| Country | Link |
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| CN (1) | CN206919316U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758955A (en) * | 2018-06-26 | 2018-11-06 | 中洁环境科技（西安）有限公司 | A kind of automatic cleaning apparatus for fresh air system |
| CN110260448A (en) * | 2019-06-26 | 2019-09-20 | 重庆海润节能技术股份有限公司 | A kind of inner wall of the pipe automatically cleaning air devider and self cleaning method |
| CN110762687A (en) * | 2019-11-01 | 2020-02-07 | 郭金昌 | Door type air purifying and fresh air exchanging device |
| USD973858S1 (en) | 2020-05-27 | 2022-12-27 | Blueair Ab | Air purifier |
| CN116753588A (en) * | 2023-05-24 | 2023-09-15 | 江苏绿叶净化科技有限公司 | Intelligent air purifying equipment with heat exchange mechanism |
-
2017
- 2017-05-26 CN CN201720597442.8U patent/CN206919316U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758955A (en) * | 2018-06-26 | 2018-11-06 | 中洁环境科技（西安）有限公司 | A kind of automatic cleaning apparatus for fresh air system |
| CN108758955B (en) * | 2018-06-26 | 2023-07-18 | 中洁环境科技（西安）有限公司 | Automatic cleaning device for fresh air system |
| CN110260448A (en) * | 2019-06-26 | 2019-09-20 | 重庆海润节能技术股份有限公司 | A kind of inner wall of the pipe automatically cleaning air devider and self cleaning method |
| CN110762687A (en) * | 2019-11-01 | 2020-02-07 | 郭金昌 | Door type air purifying and fresh air exchanging device |
| USD973858S1 (en) | 2020-05-27 | 2022-12-27 | Blueair Ab | Air purifier |
| CN116753588A (en) * | 2023-05-24 | 2023-09-15 | 江苏绿叶净化科技有限公司 | Intelligent air purifying equipment with heat exchange mechanism |
| CN116753588B (en) * | 2023-05-24 | 2024-01-30 | 江苏绿叶净化科技有限公司 | Intelligent air purifying equipment with heat exchange mechanism |
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