CN114061127A - Take filtering capability's full heat exchanger - Google Patents
Take filtering capability's full heat exchanger Download PDFInfo
- Publication number
- CN114061127A CN114061127A CN202111418977.1A CN202111418977A CN114061127A CN 114061127 A CN114061127 A CN 114061127A CN 202111418977 A CN202111418977 A CN 202111418977A CN 114061127 A CN114061127 A CN 114061127A
- Authority
- CN
- China
- Prior art keywords
- total heat
- air
- exhaust
- heat exchange
- heat exchanger
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 25
- 238000007789 sealing Methods 0.000 claims description 10
- 239000003292 glue Substances 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000746 purification Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/003—Ventilation in combination with air cleaning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a total heat exchanger with a filtering function, which relates to the technical field of air exchange and aims at solving the problems that a conventional total heat exchanger only has a heat exchange function, cannot introduce outdoor air into a room for purification, needs to increase the volume of equipment to install a filter screen and the like. The air filter paper has the advantages of ingenious design and simple structure, the added air filter paper adopts a special design, the effects of air inlet from the upper surface, air outlet from the lower surface and air outlet from one end are achieved, the added total heat exchange core, the total heat exchange core and the air filter paper are combined into a whole, so that air can be filtered when passing through the total heat exchange core, the equipment installation space is saved, the production cost and the maintenance cost are reduced, and the device is convenient to use, strong in practicability and convenient to popularize.
Description
Technical Field
The invention relates to the technical field of air exchange, in particular to an all-heat exchanger with a filtering function.
Background
The total heat exchanger is generally a fresh air and exhaust air exchange device containing a total heat exchange core body, is applied to places such as households, offices, markets and the like, is used for ventilation and energy (heat energy and cold energy) recovery, reduces the equipment capacity and daily operating cost of a heating ventilation air-conditioning system, keeps indoor air fresh, moisturizes and preserves moisture, effectively solves the contradiction between improvement of indoor air quality and energy conservation of an air conditioner, and has irreplaceable effect in the field of energy conservation of the air-conditioning system.
The whole heat exchanger of conventional check only has the heat exchange function to can not introduce indoor the purifying with outdoor air to need to increase and purify the filter screen, just can reach certain cleanliness factor, wherein purify the net live time long, the volume is great moreover, accounts for than great space in new trend equipment, still needs to increase new trend equipment volume and installation filter screen fixing device.
Disclosure of Invention
Objects of the invention
The invention provides a total heat exchanger with a filtering function, which is ingenious in design, simple in structure and fine in conception, wherein the air filter paper is added, the air filter paper adopts a corrugated design, the lower triangular area at one end of the corrugated air filter paper and the upper triangular area at the other end of the corrugated air filter paper are both provided with sealing glue, so that the effects of air inlet from the upper surface, air outlet from the lower surface and air inlet from one end and air outlet from the other end can be formed, and the total heat exchange core is added and arranged on one side of the air filter paper, so that the air can be filtered when passing through the total heat exchange core, the total heat exchange core and the air filter paper are combined into a whole, the equipment installation space is saved, the equipment design, assembly and maintenance processes are simplified, the production cost and the maintenance cost are reduced, and the device is convenient to use, strong in practicability and convenient to popularize.
(II) technical scheme
The invention provides a total heat exchanger with a filtering function, which comprises a shell, wherein an air blower is arranged on the left side of the shell through a bolt, an exhaust pipe is arranged on one side of the shell, which is far away from the air blower, through a bolt, a fresh air inlet fan is arranged on the front side of the shell, a fresh air outlet pipe is arranged on one side of the shell, which is far away from the fresh air inlet fan, through a bolt, a total heat exchange device is arranged in the shell, and one side, which is positioned in the shell, of the fresh air outlet pipe is connected with an air outlet end of the total heat exchange device through a bolt.
Preferably, the welding of one side that the exhaust pipe is located the shell inside has the exhaust hopper, the welding of one side that the exhaust pipe was kept away from to the exhaust hopper has first exhaust connecting pipe, the bolt installation is passed through with full heat exchange device's the one side that the exhaust hopper was kept away from to first exhaust connecting pipe one end of airing exhaust.
Preferably, the output end of the fresh air inlet machine is welded with a fresh air connecting pipe, and one end of the fresh air connecting pipe, which is far away from the fresh air inlet machine, is connected with one air inlet end of the total heat exchange device through a bolt.
Preferably, the air outlet end of the total heat exchange device is connected with the end, located inside the shell, of the fresh air outlet pipe through a bolt.
Preferably, one end of the air outlet of the air blower is connected with a second air exhaust connecting pipe through a bolt, and one side, far away from the air blower, of the second air exhaust connecting pipe is connected with one end of the air inlet of the total heat exchange device through a bolt.
Preferably, the total heat exchange device comprises a top plate, a sealing plate is installed on the periphery of the bottom of the top plate through bolts, a bottom plate is connected to one end, far away from the top plate, of the sealing plate through bolts, and fixing plates are welded on the periphery of the top plate and the periphery of the bottom plate.
Preferably, air filter paper is arranged on the side, close to each other, of the sealing plates in the horizontal direction, the air filter paper is corrugated, and 20-30 groups of the air filter paper are arranged.
Preferably, the adjacent air filter papers are sequentially and crossly stacked on the top of the bottom plate, one side of each air filter paper is provided with a full heat exchange core, and the other side of each air filter paper is provided with a partition plate.
Preferably, one side of the total heat exchange device connected with the second air exhaust connecting pipe is an air exhaust side, one side of the fresh air connecting pipe connected with the total heat exchange device is a fresh air side, a fresh air channel is arranged, the height of the fresh air channel is twice of the air exhaust side, and the lower triangular area at one end of the air filter paper and the upper triangular area at the other end of the air filter paper are both provided with sealing glue.
Compared with the prior art, the technical scheme of the invention has the following beneficial technical effects:
in conclusion, the device is ingenious in design, simple in structure, fine in conception, the added air filter paper, the corrugated design adopted by the air filter paper, the glue is arranged in the lower triangular area at one end of the corrugated air filter paper and the upper triangular area at the other end of the corrugated air filter paper, the upper air inlet can be formed, the lower air outlet can be formed, the air is exhausted from one end, the air is exhausted from the other end, and the added total heat exchange core is arranged on one side of the air filter paper, so that the air can be filtered when passing through the total heat exchange core, the total heat exchange core and the air filter paper are combined into a whole, the equipment installation space is saved, the equipment design, the assembly and maintenance processes are simplified, the production cost and the maintenance cost are reduced, the device is convenient to use, the practicability is high, and the popularization is facilitated.
Drawings
Fig. 1 is a schematic cross-sectional structural diagram of an all-heat exchanger with a filtering function according to the present invention.
Fig. 2 is a schematic structural diagram of an all heat exchange device of an all heat exchanger with a filtering function according to the present invention.
Fig. 3 is a schematic structural view of an air filter paper of an all-heat exchanger with a filtering function according to the present invention.
Fig. 4 is a left side view schematically illustrating a total heat exchanger with a filtering function according to the present invention.
Fig. 5 is a schematic right-view structural diagram of a total heat exchange device of a total heat exchanger with a filtering function according to the present invention.
Fig. 6 is an enlarged schematic view of a portion a of fig. 2 of the total heat exchanger with the filtering function according to the present invention.
Fig. 7 is an enlarged schematic view of a portion B of the total heat exchanger with a filtering function according to the present invention in fig. 4.
Fig. 8 is a schematic view of a sealing structure of an all-heat exchanger with a filtering function according to the present invention.
Reference numerals: 1. a housing; 2. an exhaust duct; 3. an exhaust funnel; 4. a first exhaust connecting pipe; 5. a fresh air connecting pipe; 6. fresh air inlet fan; 7. a blower; 8. a second air exhaust connecting pipe; 9. a total heat exchange device; 901. a top plate; 902. closing the plate; 903. a base plate; 904. air filter paper; 905. sealing; 906. a total heat exchange core; 907. a separator.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
In the first embodiment, as shown in fig. 1, the total heat exchanger with the filtering function provided by the invention comprises a shell 1, and is characterized in that an air blower 7 is installed on the left side of the shell 1 through a bolt, an exhaust pipe 2 is installed on one side of the shell 1 away from the air blower 7 through a bolt, a fresh air inlet fan 6 is installed on the front side of the shell 1 through a bolt, a fresh air outlet pipe is installed on one side of the shell 1 away from the fresh air inlet fan 6 through a bolt, a total heat exchange device 9 is arranged inside the shell 1, one side of the fresh air outlet pipe inside the shell 1 is connected with an air outlet end of the total heat exchange device 9 through a bolt, and the total heat exchange device 9 is arranged to enable air to exchange heat through the total heat exchange device 9 for heat recovery and reuse.
Embodiment two, as shown in fig. 1 and 2, an exhaust funnel 3 is welded on one side of the exhaust duct 2 inside the housing 1, a first exhaust connecting pipe 4 is welded on one side of the exhaust funnel 3 away from the exhaust duct 2, a new air connecting pipe 5 is welded on one side of the first exhaust connecting pipe 4 away from the exhaust funnel 3 and on one end of the exhaust of the total heat exchange device 9 through the output end of the bolt-mounted new air inlet fan 6, one end of the new air connecting pipe 5 away from the new air inlet fan 6 is connected with one end of the air inlet of the total heat exchange device 9 through a bolt, one end of the air outlet of the total heat exchange device 9 and one end of the air outlet pipe inside the housing 1 are connected through a bolt, which can facilitate the introduction of the outside air, and the outside air is discharged into the room after passing through the heat exchange device 9.
In the third embodiment, as shown in fig. 2 to 8, a second exhaust connecting pipe 8 is connected to an outlet end of an air blower 7 by bolts, a side of the second exhaust connecting pipe 8 away from the air blower 7 is connected to an inlet end of a total heat exchanger 9 by bolts, the total heat exchanger 9 includes a top plate 901, closing plates 902 are installed around the bottom of the top plate 901 by bolts, a bottom plate 903 is connected to an end of the closing plate 902 away from the top plate 901 by bolts, fixing plates are welded around the top plate 901 and the bottom plate 903, air filter paper 904 is horizontally disposed on a side of the closing plates 902 close to each other, the air filter paper 904 is corrugated, 20 to 30 sets of the air filter paper 904 are arranged, adjacent air filter paper 904 are sequentially and crossly stacked on the top of the bottom plate 903, a total heat exchanger core 906 is disposed on one side of the air filter paper 904, a partition 907 is disposed on the other side of the air filter paper 904, a side of the total heat exchanger 9 connected to the second exhaust connecting pipe 8 is an exhaust side, the fresh air connecting pipe 5 is connected one side with the total heat exchange device 9 and is the fresh air side, and be provided with the fresh air channel, the fresh air channel height is the side twice of airing exhaust, the triangle-shaped district all is provided with and seals glue 905 under the air filter paper 904 one end and on the triangle-shaped district on the other end, the air inlet above can forming, the air-out below, the effect of one end air inlet other end air-out, the total heat exchange core 906 of interpolation, this total heat exchange core 906 sets up the one side at air filter paper 904, can make the air just obtain filtering when passing through total heat exchange core 906, total heat exchange core 906 combines into 904 wholly with crossing air filter paper, save equipment fixing space, simplify equipment design and equipment and maintenance technology, and reduction in production cost and maintenance cost.
In the invention, the blower 7 can be started, so that the blower 7 will start to work, when the blower 7 starts to work, air can be sucked into the second exhaust connecting pipe 8, because the second exhaust connecting pipe 8 is connected with the air inlet end of the total heat exchange device 9, the air will enter the total heat exchange device 9, and because the total heat exchange device 9 is provided with the air filter paper 904 and the total heat exchange core 906, the air filter paper 904 is arranged in a corrugated shape, the lower triangular area at one end of the air filter paper 904 is sealed by the sealant 905, and the upper triangular area at the other end of the air filter paper 904 is also sealed by the sealant 905, at this time, when the air flows in the total heat exchange device 9, air can enter from the upper surface of the air filter paper 904 and come out from the lower surface of the air filter paper 904, air enters from one end and exits from the other end, and the air is filtered by the air filter paper 904, the filtered air thus enters the first exhaust connection pipe 4, and clean air can be discharged to the indoor through the exhaust funnel 3 and the exhaust duct 2.
At this time, the fresh air inlet fan 6 can be started, the fresh air inlet fan 6 can start to work, when the fresh air inlet fan 6 starts to work, air can be sucked into the fresh air connecting pipe 5, because the fresh air connecting pipe 5 is connected with the air inlet end of the total heat exchange device 9, the air in the fresh air connecting pipe 5 can enter the total heat exchange device 9, because the air filter paper 904 arranged on the total heat exchange device 9 is corrugated, and the air filter paper 904 is totally provided with 20-30 groups, the adjacent air filter paper 904 are sequentially and crossly stacked on the top of the bottom plate 903, and one side of the air filter paper 904 is provided with the total heat exchange core 906, similarly, the air can be filtered and discharged into the room through the fresh air outlet pipe, and the total heat exchange core 906 arranged between the air exhaust channel and the fresh air channel plays an energy recovery role, and the total heat exchange core 906 and the air filter paper 904 are combined into a whole, the equipment installation space is saved.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such changes and modifications that fall within the scope and bounds of the appended claims, or equivalents of such scope and bounds.
Claims (9)
1. The utility model provides a take filtering capability's total heat exchanger, includes shell (1), its characterized in that, air-blower (7) are installed through the bolt in the left side of shell (1), one side that air-blower (7) were kept away from in shell (1) is installed exhaust pipe (2) through the bolt, fresh air inlet fan (6) are installed through the bolt in the front of shell (1), one side that fresh air inlet fan (6) were kept away from in shell (1) is installed fresh air outlet pipe through the bolt, the inside of shell (1) is provided with total heat exchange device (9), fresh air outlet pipe is located one side of shell (1) inside and is held through bolted connection with the air-out of total heat exchange device (9).
2. The total heat exchanger with the filtering function according to claim 1, wherein the exhaust funnel (3) is welded on one side of the exhaust duct (2) inside the shell (1), the first exhaust connecting pipe (4) is welded on one side of the exhaust funnel (3) far away from the exhaust duct (2), and one side of the first exhaust connecting pipe (4) far away from the exhaust funnel (3) and one exhaust end of the total heat exchange device (9) are installed through bolts.
3. The total heat exchanger with the filtering function according to claim 1, wherein a fresh air connecting pipe (5) is welded at the output end of the fresh air inlet fan (6), and one end of the fresh air connecting pipe (5) far away from the fresh air inlet fan (6) is connected with the air inlet end of the total heat exchange device (9) through a bolt.
4. The total heat exchanger with the filtering function according to claim 1, wherein the air outlet end of the total heat exchange device (9) is connected with the end of the fresh air outlet pipe inside the casing (1) through a bolt.
5. The total heat exchanger with the filtering function according to claim 1, wherein the air outlet end of the air blower (7) is connected with a second air exhaust connecting pipe (8) through a bolt, and one side of the second air exhaust connecting pipe (8) far away from the air blower (7) is connected with the air inlet end of the total heat exchange device (9) through a bolt.
6. The total heat exchanger with the filtering function according to claim 1, wherein the total heat exchange device (9) comprises a top plate (901), sealing plates (902) are installed on the periphery of the bottom of the top plate (901) through bolts, one end, far away from the top plate (901), of each sealing plate (902) is connected with a bottom plate (903) through bolts, and fixing plates are welded on the peripheries of the top plate (901) and the bottom plate (903).
7. The full heat exchanger with filtering function according to claim 6, wherein the closing plate (902) is provided with air filter paper (904) at a side close to each other in a horizontal direction, the air filter paper (904) is corrugated and the air filter paper (904) is provided with 20-30 groups in total.
8. The total heat exchanger with filtering function according to claim 7, wherein adjacent air filter papers (904) are crossly stacked on top of the bottom plate (903) in turn, one side of the air filter papers (904) is provided with the total heat exchange core (906), and the other side of the air filter papers (904) is provided with the partition plate (907).
9. The total heat exchanger with the filtering function according to claims 3 and 7, wherein the side of the total heat exchanger (9) connected with the second exhaust connecting pipe (8) is an exhaust side, the side of the fresh air connecting pipe (5) connected with the total heat exchanger (9) is a fresh air side, and a fresh air channel is provided, the height of the fresh air channel is twice of the exhaust side, and the lower triangular area at one end of the air filter paper (904) and the upper triangular area at the other end are both provided with sealing glue (905).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111418977.1A CN114061127A (en) | 2021-11-26 | 2021-11-26 | Take filtering capability's full heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111418977.1A CN114061127A (en) | 2021-11-26 | 2021-11-26 | Take filtering capability's full heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114061127A true CN114061127A (en) | 2022-02-18 |
Family
ID=80276428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111418977.1A Pending CN114061127A (en) | 2021-11-26 | 2021-11-26 | Take filtering capability's full heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114061127A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001239120A (en) * | 2000-02-29 | 2001-09-04 | Japan Vilene Co Ltd | Air filter |
| CN103851707A (en) * | 2014-03-21 | 2014-06-11 | 无锡市汉马空调与通风设备有限公司 | All fresh air power heat recovery temperature-humidity adjusting air purifier |
| CN104815488A (en) * | 2015-04-09 | 2015-08-05 | 淳靖股份有限公司 | Filter element and forming method thereof |
| CN104888533A (en) * | 2014-12-02 | 2015-09-09 | 淳靖股份有限公司 | Filter core material and forming method thereof |
| TWI555567B (en) * | 2015-12-15 | 2016-11-01 | Filter core material and its forming method | |
| CN208735848U (en) * | 2017-08-14 | 2019-04-12 | 河南圣玛斯科技有限公司 | Total-heat exchanger filter element and total-heat exchanger |
| CN113566323A (en) * | 2021-07-28 | 2021-10-29 | 河北米微环保设备有限公司 | Central disinfection purifies new fan |
-
2021
- 2021-11-26 CN CN202111418977.1A patent/CN114061127A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001239120A (en) * | 2000-02-29 | 2001-09-04 | Japan Vilene Co Ltd | Air filter |
| CN103851707A (en) * | 2014-03-21 | 2014-06-11 | 无锡市汉马空调与通风设备有限公司 | All fresh air power heat recovery temperature-humidity adjusting air purifier |
| CN104888533A (en) * | 2014-12-02 | 2015-09-09 | 淳靖股份有限公司 | Filter core material and forming method thereof |
| CN104815488A (en) * | 2015-04-09 | 2015-08-05 | 淳靖股份有限公司 | Filter element and forming method thereof |
| TWI555567B (en) * | 2015-12-15 | 2016-11-01 | Filter core material and its forming method | |
| CN208735848U (en) * | 2017-08-14 | 2019-04-12 | 河南圣玛斯科技有限公司 | Total-heat exchanger filter element and total-heat exchanger |
| CN113566323A (en) * | 2021-07-28 | 2021-10-29 | 河北米微环保设备有限公司 | Central disinfection purifies new fan |
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Application publication date: 20220218 |
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| RJ01 | Rejection of invention patent application after publication |