CN214426157U - Filtering mechanism of air sterilization purifier - Google Patents
Filtering mechanism of air sterilization purifier Download PDFInfo
- Publication number
- CN214426157U CN214426157U CN202120564831.7U CN202120564831U CN214426157U CN 214426157 U CN214426157 U CN 214426157U CN 202120564831 U CN202120564831 U CN 202120564831U CN 214426157 U CN214426157 U CN 214426157U
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- Prior art keywords
- plate
- frame
- assembling
- coating
- filtering mechanism
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- 238000001914 filtration Methods 0.000 title claims abstract description 37
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 32
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 12
- 239000011248 coating agent Substances 0.000 claims abstract description 39
- 238000000576 coating method Methods 0.000 claims abstract description 39
- 230000002070 germicidal effect Effects 0.000 claims abstract description 9
- 230000003068 static effect Effects 0.000 claims abstract description 6
- 238000009423 ventilation Methods 0.000 claims abstract description 4
- 230000000670 limiting effect Effects 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000000844 anti-bacterial effect Effects 0.000 claims description 5
- 230000001699 photocatalysis Effects 0.000 claims 1
- 239000011941 photocatalyst Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000746 purification Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 10
- 241000894006 Bacteria Species 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 230000005686 electrostatic field Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000002957 persistent organic pollutant Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 241000245772 Gasteria Species 0.000 description 1
- 239000002386 air freshener Substances 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 239000013566 allergen Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model provides a filtering mechanism of an air sterilization purifier, which relates to the technical field of air purifiers and comprises a frame body, wherein a coarse filtering plate and a plurality of coating plates are arranged on the frame body according to the flowing direction of gas, a plurality of static plates are arranged between the coating plates, the frame body is provided with a sterilizing lamp, and the sterilizing lamp penetrates through the coating plates and the static plates; the coating plate is a photocatalyst coating plate, the middle part of the coating plate is provided with an assembly hole, the periphery of the assembly hole is provided with a plurality of ventilation holes, and the germicidal lamp is installed in the assembly hole in a penetrating mode. The filter mechanism has the beneficial effects that the circulating gas is filtered and disinfected by various different media, the purification effect is good, and the cleanness and the safety of the gas are ensured.
Description
Technical Field
The utility model belongs to the technical field of air purifier technique and specifically relates to a filtering mechanism of air degerming clarifier.
Background
An air purifier is also called as an air cleaner, an air freshener and a purifier, and is a household appliance capable of adsorbing, decomposing or converting various air pollutants (generally including PM2.5, dust, pollen, peculiar smell, formaldehyde and other decoration pollution, bacteria, allergens and the like) and effectively improving the air cleanliness, and is mainly divided into household, commercial, industrial and building products.
Air purifier mainly comprises systems such as motor, fan, airstrainer, and its theory of operation is: the motor and the fan in the machine make indoor air circularly flow, and polluted air passes through the air filter screen in the machine to remove or adsorb various pollutants, so that the aims of cleaning and purifying the air are fulfilled. There are a number of different technologies and media in air purifiers that enable them to provide clean and safe air to users. However, the filtering structure of the air purifier used in the prior art is simple, and the phenomenon of non-ideal filtering effect can exist, thus affecting the purifying effect.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes shortcoming among the prior art provides a filtering mechanism of air sterilization clarifier, filters, disinfects circulation gas through the medium of multiple difference, and purifying effect is good, guarantees gaseous clean, safety.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model provides a filtering mechanism of air sterilization clarifier, includes the support body, be provided with thick filter plate and a plurality of coating board according to gaseous circulation direction on the support body, a plurality of be provided with the static board between the coating board, the support body is provided with the bactericidal lamp, the bactericidal lamp runs through a plurality of coating board and static board.
Preferably, the coating plate is a photocatalyst coating plate, the middle part of the coating plate is provided with an assembly hole, the periphery of the assembly hole is provided with a plurality of ventilation holes, and the germicidal lamp is penetratingly mounted in the assembly hole.
Preferably, the support body includes bottom plate, first frame plate, second frame plate, third frame plate and fourth frame plate, the bottom plate is provided with first spacing fastener, thick filter plate slidable mounting be in the below of first spacing fastener, the tip of thick filter plate is formed with first handle position, all be provided with the spacing fastener of second on second frame plate and the third frame plate, electrostatic plate slidable mounting be in the spacing fastener of second.
Preferably, the upper surface of bottom plate is provided with a location section of thick bamboo, first frame plate is provided with first assembly cover, the lower terminal surface of second frame plate is provided with first assembly pin, the position of a location section of thick bamboo, first assembly cover and first assembly pin corresponds, a location section of thick bamboo with first assembly cover is connected, first assembly cover with first assembly pin connection, the upper surface of third frame plate is provided with second assembly pin, the lower surface of fourth frame plate is provided with second assembly cover, second assembly cover with second assembly pin position corresponds, a connection.
Preferably, the bottom plate is provided with a limiting frame, and the shape of an opening of the limiting frame is inclined and expands outwards.
Preferably, the coating plates are sleeved on the first assembling pin and the second assembling pin, and a separating ring is sleeved on the first assembling pin and the second assembling pin and is arranged between the adjacent coating plates.
Preferably, the upper surface of the second frame plate and the lower surface of the second frame plate are both provided with a loop bar and a sleeve, and the loop bar is matched with the sleeve for use.
Preferably, a second handle position is formed at an end of the electrostatic plate, and a slot is formed in the middle of the electrostatic plate, the slot corresponding to the position of the germicidal lamp.
Preferably, the electrostatic plate includes a frame, the second handle is connected to an outer side of the frame, a metal mesh is disposed in the frame, a reinforcing rod is disposed on the metal mesh, and two ends of the reinforcing rod are fixedly connected to an inner side of the frame.
Preferably, the germicidal lamp is vertically installed to penetrate through the middle of the frame body.
Compared with the prior art, the beneficial effects of the utility model are that:
a frame body of the filtering mechanism is provided with a coarse filtering plate and a plurality of coating plates according to the flowing direction of gas, the coating plates are photocatalyst coating plates, electrostatic plates are arranged among the coating plates, a sterilizing lamp is also arranged on the frame body, the coarse filtering plate can be an activated carbon adsorption plate and can separate or adsorb impurities such as large-particle dust, hair and the like in the air to achieve a preliminary filtering function, the electrostatic plates can form an electrostatic field after being electrified, dust-containing gas is electrically separated when passing through a high-voltage electrostatic field, dust particles and negative ions are combined to be charged negatively and tend to be discharged on the surface of an anode to be deposited and collected to achieve further filtering, the sterilizing lamp is a UV sterilizing lamp, after the sterilizing lamp is opened, on one hand, the sterilizing lamp has a sterilizing function on bacteria in the flowing gas and the bacteria adsorbed in the electrostatic plates, in addition, the photocatalyst material in the photocatalyst coating plates is excited under the irradiation of the UV sterilizing lamp, the formed electrons and holes react with oxygen and water molecules in the air to form hydroxyl radicals with strong oxidizing power, so that bacteria in the air can be killed, organic pollutants are degraded, and the filtering and purifying effects are good under the combined action of various media.
Drawings
FIG. 1 is a general structural view of a filter mechanism according to the present embodiment;
FIG. 2 is a side view of the filter mechanism of the present embodiment;
FIG. 3 is a schematic structural diagram of the base plate according to the present embodiment;
fig. 4 is a schematic structural view of the first frame plate from an upper perspective in the present embodiment;
fig. 5 is a schematic structural view of a lower view of the first frame plate according to the embodiment;
fig. 6 is a schematic structural view of the second frame plate from an upper perspective in the present embodiment;
fig. 7 is a schematic structural view of a lower view angle of the second frame plate according to the embodiment;
fig. 8 is a schematic structural view from above of the third frame plate according to the present embodiment;
fig. 9 is a schematic structural view of a lower view of the third frame plate according to the embodiment;
fig. 10 is a schematic structural view of the fourth frame plate according to the present embodiment from an upper perspective;
fig. 11 is a schematic structural view of a lower view of the fourth frame plate according to the embodiment;
FIG. 12 is a schematic view of the structure of the coated panel according to the present embodiment;
fig. 13 is a schematic structural view of the electrostatic plate according to the present embodiment.
In the figure: 1-coarse filter plate, 2-coating plate, 3-electrostatic plate, 4-bactericidal lamp, 5-assembly hole, 6-vent hole, 7-bottom plate, 8-first frame plate, 9-second frame plate, 10-third frame plate, 11-fourth frame plate, 12-first limit fastener, 13-first handle position, 14-second limit fastener, 15-positioning cylinder, 16-first assembly set, 17-first assembly pin, 18-second assembly pin, 19-second assembly set, 20-limit frame, 21-spacer ring, 22-sleeve, 23-loop bar, 24-second handle position, 25-slot, 26-frame, 27-metal mesh and 28-reinforcing bar.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1 to 13, a filtering mechanism of an air sterilization purifier comprises a frame body, a coarse filtering plate 1 and a plurality of coating plates 2 are arranged on the frame body according to the flowing direction of air, the coarse filtering plate 1 can be an activated carbon adsorption plate which can separate or adsorb impurities such as large particle dust, hair and the like in the air to achieve a preliminary filtering function, the coating plates 2 are photocatalyst coating plates, electrostatic plates 3 are arranged between the coating plates, as known in the prior art, the electrostatic plates 3 can form an electrostatic field after being connected with high voltage electricity, dust-containing gas is electrically separated when passing through the high voltage electrostatic field, dust particles and negative ions are combined to be charged and then tend to be discharged on the surface of an anode and deposited and collected to achieve further filtering, a sterilizing lamp 4 is arranged on the frame body, the sterilizing lamp 4 is a UV sterilizing lamp, the sterilizing lamp 4 is vertically arranged in the middle of the frame body in a penetrating way, the sterilizing lamp 4 penetrates through the plurality of coating plates 2 and the electrostatic plates 3, the photocatalyst material on the coating plate 2 is excited under the irradiation of the UV germicidal lamp, and the formed electrons and holes react with oxygen and water molecules in the air to form hydroxyl radicals with extremely strong oxidizing power, so that bacteria in the air can be killed, organic pollutants are degraded, and the filtering and purifying effects are good under the combined action of various different media. The middle part of coating board 2 is provided with pilot hole 5, and pilot hole 5 is used for supplying the 4 installations of bactericidal lamp, and the periphery of pilot hole 5 is provided with a plurality of ventilation holes 6, supplies the gas circulation.
Specifically, the support body includes bottom plate 7, first frame plate 8, second frame plate 9, third frame plate 10 and fourth frame plate 11, bottom plate 7 plays the supporting role to whole support body, bottom plate 7 is provided with spacing frame 20, thick filter plate 1 is installed in spacing frame 20, spacing frame 20 has the limiting displacement to the marginal position of thick filter plate 1, thick filter plate 1 is the plug-type installation of can drawing from in spacing frame 20, the tip of thick filter plate 1 is formed with first handle position 13, be convenient for hand-held push-and-pull, the opening of spacing frame 20 is the slope and outwards expands the form, help thick filter plate 1's smooth and easy putting into. The bottom plate 7 is provided with a first limiting clamping piece 12, the coarse filter plate 1 is slidably mounted below the first limiting clamping piece 12, the first limiting clamping piece 12 has a limiting effect on the vertical direction of the coarse filter plate 1, the coarse filter plate 1 is prevented from tilting, the structure is stable, the second limiting clamping piece 14 is arranged on the second frame plate 9 and the third frame plate 10, the number of the electrostatic plates 3 is 2, the electrostatic plates are respectively slidably mounted in the second limiting clamping piece 14 of the second frame plate 9 and the third frame plate 10, the second limiting clamping piece 14 has a limiting effect on the electrostatic plates 3, the electrostatic plates 3 are also mounted in the second limiting clamping piece 14 in a pull-and-push mode, a second handle position 24 is formed at the end parts of the electrostatic plates 3, the electrostatic plates 3 are convenient to hold by hands, the middle parts of the electrostatic plates 3 are provided with slots 25, the slots 25 correspond to the positions of the germicidal lamps 4, so that the electrostatic plates 3 can be smoothly pulled and pulled, the electrostatic plates 3 comprise a frame 26, and the second handle position 24 is fixedly welded at the outer side of the frame 26, the metal net 27 is arranged in the frame 26, the metal net 27 can be used as an electrostatic net after being connected with high voltage electricity, the metal net 27 is provided with the reinforcing rod 28, two ends of the reinforcing rod 28 are welded with the inner side of the frame 26, and in actual manufacturing, the frame 26, the second handle position 24 and the reinforcing rod 28 can also be manufactured in an integrated mode.
The upper surface of the bottom plate 7 is provided with a positioning cylinder 15, the first frame plate 8 is provided with a first assembling sleeve 16, the lower end surface of the second frame plate 9 is provided with a first assembling pin 17, the positions of the positioning cylinder 15, the first assembling sleeve 16 and the first assembling pin 17 correspond, the end part of the positioning cylinder 15 is sleeved with the first assembling sleeve 16, and the first assembling sleeve 16 is sleeved at the end part of the first assembling pin 17, so that the bottom plate 7, the first frame plate 8 and the second frame plate 9 are fixedly connected; the upper surface of third frame plate 10 is provided with second assembly pin 18, the lower surface of fourth frame plate 11 is provided with the second assembly group 19, the second assembly group 19 corresponds with second assembly pin 18 position, a connection, the tip of second assembly pin 18 cup joints and installs on the second assembly group 19, thereby link together third frame plate 10 and fourth frame plate 11 both, the upper surface of second frame plate 9 and the lower surface of second frame plate 10 all are provided with loop bar 23, sleeve 24, loop bar 23 and the supporting use of sleeve 24, during the installation, loop bar 23 inserts and installs to sleeve 24 in, thereby make the installation of second frame plate 9 and second frame plate 10 both counterpoint accurate, stable.
As can be seen from fig. 12, the coating plate 2 is provided with a plurality of vent holes 6, by selecting 3 corresponding vent holes 6 as assembly holes, mounting rings are arranged in the assembly holes, the size of the mounting rings is matched with the size of the first assembly pins 17 and the second assembly pins 18, the coating plate 2 can be mounted on the first assembly pins 17 and the second assembly pins 18 in a penetrating and sleeving manner through the mounting rings, separating rings 21 are sleeved on the first assembly pins 17 and the second assembly pins 18 in a penetrating and sleeving manner, and the separating rings 21 are arranged between the adjacent coating plates 2, so that the coating plates 2 are separated.
The working principle of the filtering mechanism is that external air passes through a coarse filtering plate 1, a coating plate 2 and an electrostatic plate 3 from bottom to top, the coarse filtering plate 1 firstly separates or adsorbs impurities such as large-particle dust, hair and the like in the air to achieve a primary filtering function, the electrostatic plate 3 can form an electrostatic field after being electrified, dust-containing gas is electrically separated when passing through a high-voltage electrostatic field, dust particles and negative ions are combined to carry negative charges and then tend to discharge on the surface of an anode to be deposited and collected to achieve further filtering, a sterilizing lamp 4 is a UV sterilizing lamp, after the filtering mechanism is started, on one hand, the filtering mechanism has a sterilizing function on bacteria in circulating gas and bacteria adsorbed in the electrostatic plate 3, in addition, a photocatalyst material in the coating plate 2 is excited under the irradiation of the sterilizing lamp 4, and formed electrons and cavities react with oxygen and water molecules in the air to form hydroxyl radicals with extremely strong oxidizing force, so that the bacteria in the air can be killed, the organic pollutants are degraded, so that the filtering and purifying effects are good through the combined action of various media.
Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. The utility model provides a filtering mechanism of air sterilization clarifier, its characterized in that, includes the support body, be provided with thick filter plate and a plurality of coating plate according to gaseous circulation direction on the support body, a plurality of be provided with the static board between the coating plate, the support body is provided with the bactericidal lamp, the bactericidal lamp runs through a plurality of coating plate and static board.
2. The filter mechanism of an air sterilization purifier as recited in claim 1, wherein said coating plate is a photo-catalytic coating plate, a fitting hole is formed in the middle of said coating plate, a plurality of ventilation holes are formed in the periphery of said fitting hole, and said germicidal lamp is installed through said fitting hole.
3. The filtering mechanism of an air sterilization purifier according to claim 1, wherein the frame body comprises a bottom plate, a first frame plate, a second frame plate, a third frame plate and a fourth frame plate, the bottom plate is provided with a first limiting fastener, the coarse filter plate is slidably mounted below the first limiting fastener, a first handle position is formed at the end of the coarse filter plate, second limiting fasteners are respectively arranged on the second frame plate and the third frame plate, and the electrostatic plate is slidably mounted in the second limiting fasteners.
4. The filtering mechanism of an air sterilization purifier according to claim 3, wherein the upper surface of the bottom plate is provided with a positioning cylinder, the first frame plate is provided with a first assembling sleeve, the lower end surface of the second frame plate is provided with a first assembling pin, the positioning cylinder, the first assembling sleeve and the first assembling pin correspond in position, the positioning cylinder is connected with the first assembling sleeve, the first assembling sleeve is connected with the first assembling pin, the upper surface of the third frame plate is provided with a second assembling pin, the lower surface of the fourth frame plate is provided with a second assembling sleeve, and the second assembling sleeve corresponds to the second assembling pin in position and is connected with the second assembling pin one by one.
5. The filtering mechanism of an air sterilization purifier as recited in claim 3, wherein said bottom plate is provided with a position-limiting frame, and the opening of said position-limiting frame is shaped to be inclined and expanded outwards.
6. The filter mechanism of an air sterilizer as claimed in claim 4, wherein said coated plates are inserted and mounted on said first and second assembling pins, and said first and second assembling pins are inserted and mounted with a separating ring, said separating ring being disposed between adjacent coated plates.
7. The filtering mechanism of an air sterilizing purifier according to claim 4, wherein the upper surface of the second frame plate and the lower surface of the second frame plate are provided with a sleeve rod and a sleeve, and the sleeve rod is matched with the sleeve rod.
8. The filtering mechanism of an air sterilizing purifier as claimed in claim 1, wherein the end of the electrostatic plate is formed with a second handle position, and the middle of the electrostatic plate is provided with a slot corresponding to the position of the germicidal lamp.
9. The filtering mechanism of an air sterilization purifier according to claim 8, wherein the electrostatic plate comprises a frame, the second handle is connected to an outer side of the frame, a metal mesh is disposed in the frame, a reinforcing rod is disposed on the metal mesh, and two ends of the reinforcing rod are fixedly connected to an inner side of the frame.
10. The filtering mechanism of an air sterilizer as claimed in claim 8, wherein the germicidal lamp is vertically installed through the middle of the frame body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120564831.7U CN214426157U (en) | 2021-03-19 | 2021-03-19 | Filtering mechanism of air sterilization purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120564831.7U CN214426157U (en) | 2021-03-19 | 2021-03-19 | Filtering mechanism of air sterilization purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214426157U true CN214426157U (en) | 2021-10-19 |
Family
ID=78075712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120564831.7U Expired - Fee Related CN214426157U (en) | 2021-03-19 | 2021-03-19 | Filtering mechanism of air sterilization purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214426157U (en) |
-
2021
- 2021-03-19 CN CN202120564831.7U patent/CN214426157U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211019 |
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| CF01 | Termination of patent right due to non-payment of annual fee |