CN111780287A - Ventilation protection filter assembly of central air-conditioning system - Google Patents
Ventilation protection filter assembly of central air-conditioning system Download PDFInfo
- Publication number
- CN111780287A CN111780287A CN202010682786.5A CN202010682786A CN111780287A CN 111780287 A CN111780287 A CN 111780287A CN 202010682786 A CN202010682786 A CN 202010682786A CN 111780287 A CN111780287 A CN 111780287A
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- China
- Prior art keywords
- air
- carbon cloth
- filter assembly
- activated carbon
- conditioning system
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/082—Grilles, registers or guards
- F24F13/085—Grilles, registers or guards including an air filter
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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
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Duct Arrangements (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a ventilation protection filter assembly of a central air-conditioning system, which is arranged on the outer side or the inner side of an air-conditioning air outlet grid and comprises activated carbon cloth and a clamping piece, wherein the clamping piece is used for fixing the activated carbon cloth on the air-conditioning air outlet grid to filter air outlet airflow. The invention relates to a filter assembly, in particular to a ventilation protection filter assembly of a central air-conditioning system, and belongs to the technical field of air-conditioning filtration. According to the invention, the air outlet at the outer end or the inner end of the air outlet grille of the air conditioner is covered with the filter layer, the air outlet is limited and fixed through the clamping piece, the clamping piece is directly clamped on the grille, the activated carbon cloth is detachably buckled on the clamping piece through the plastic clamping piece, so that the activated carbon cloth is convenient to install and replace, the air outlet of the central air conditioner has a filtering function, the air entering a room is filtered, the spread of viruses in the room is prevented, and the safety of air supply of the central air conditioner is improved.
Description
Technical Field
The invention relates to a filter assembly, in particular to a ventilation protection filter assembly of a central air-conditioning system, and belongs to the technical field of air-conditioning filtration.
Background
The central air conditioner is a large-scale air conditioning system, which comprises a main machine and a tail end, wherein the main machine is divided into a water cooling unit and an air cooling unit, the tail end equipment mainly comprises an air conditioning unit and a fan coil, and the central air conditioner is also a Freon VRV air conditioning unit serving as a refrigerant. It is different from the common household air conditioner, and the central air conditioner can be used by large-scale buildings. The air outlet of central air conditioning can be equipped with a lot, air outlet department adds usually and is equipped with the grid net, because central air conditioning's supply-air duct is parallelly connected, so each room of large building by the intercommunication, if when the infectious virus appears, the virus is easy to be transmitted in each room, be unfavorable for the epidemic prevention, cause the rapid propagation of virus easily, if the air conditioner carries out the extrinsic cycle mode, outside air can be conveyed into inside the room, and air outlet department does not set up filter equipment, inside dust or the virus in the air of external environment were carried the room easily, cause the infringement to the human body.
At present, a filtering mechanism is arranged at an air outlet of an air outlet grille of an air conditioner to filter outlet air, but the installation is not firm, and the filtering effect is poor, for example, the application publication number CN106766088A, the invention name is an air filter sheet for an air outlet blade of the air conditioner, the assembly is fixed in a suction disc installation mode, and the used filtering mechanism is filtering cotton, so that the filtering effect is poor, air passing is easily blocked, when the outlet air is easy to fall off due to large outlet air force, the filtering effect is poor, the installation mode is inconvenient, and the outlet air cannot be well filtered.
Disclosure of Invention
The invention aims to provide a ventilation protection filter assembly of a central air-conditioning system, which has good filtering effect and is convenient and fast to install.
In order to achieve the purpose, the invention provides the following technical scheme: the ventilation protection filter assembly of the central air conditioning system is arranged on the outer side or the inner side of an air outlet grid of the air conditioner and comprises activated carbon cloth and a clamping piece, wherein the clamping piece is used for fixing the activated carbon cloth on the air outlet grid of the air conditioner to filter air outlet airflow.
As a preferred technical scheme, the clamping piece comprises a buckle and a plastic card, the buckle comprises a clamping portion, an insertion column is fixedly arranged at the end of the clamping portion, one end, away from the clamping portion, of the insertion column penetrates through the activated carbon cloth and is fixedly provided with a clamping head, the plastic card is clamped on the insertion column, and the plastic card is arranged between the activated carbon cloth and the clamping head.
As a preferred technical scheme of the invention, the clamping portion of the buckle comprises two symmetrically arranged clamping plates, the two clamping plates are fixedly arranged at one end of the insertion column, which is far away from the clamping joint, and the clamping plates clamp the grille of the air conditioner air outlet grille.
As a preferred technical scheme of the invention, the clamping part of the buckle comprises two elastic clamping plates, the two clamping plates are fixed at one end of the splicing column, which is far away from the clamping head, and clamp the grille of the air conditioner air outlet grille, the outer walls of the two clamping plates are provided with threads, the outer parts of the two clamping plates are rotatably connected with nuts through the threads, the nuts advance towards one end of the clamping plates, which is far away from the splicing column, and the two clamping plates are oppositely clamped.
As a preferable technical scheme of the invention, the opposite surfaces of the two clamping plates are provided with anti-slip lines, so that slipping is prevented, and the fixing effect is improved.
As a preferred technical scheme of the invention, the clamping joint is in a semicircular shape, and the diameter of the clamping joint is larger than that of the insertion column, so that the activated carbon cloth can be conveniently penetrated through and the activated carbon cloth can be conveniently installed.
As a preferred technical scheme of the invention, the plastic card comprises a card main body, wherein the middle part of the card main body is provided with a clamping hole matched with the clamping connection of the insertion column, and the side end of the clamping hole is provided with a guide groove extending to the outer side of the card main body.
As a preferred technical scheme of the invention, side clamping strips are clamped and fixed around the air-conditioning air-out grille, the side edges of the side clamping strips extend to the end face of the activated carbon cloth deviating from the air-conditioning air-out grille, the side edges of the activated carbon cloth are wrapped, clamping strip clamping holes matched with the splicing columns in a clamping manner are formed in the end faces of the side clamping strips, and clamping strip guide grooves extending to the outside of the side edges of the side clamping strips are formed in the side ends of the clamping strip clamping holes.
As a preferred technical scheme of the invention, a layer of decorative cloth is fixedly attached to the end face, away from the air outlet grille of the air conditioner, of the activated carbon cloth, and the decorative cloth is penetrated through by the insertion column and is arranged between the activated carbon cloth and the plastic card.
As a preferred technical scheme of the present invention, the central air conditioning system ventilation protection filter assembly is disposed inside the air conditioner outlet grille, an outer frame is disposed inside the air conditioner outlet grille, the outer frame protrudes a rim, and the clamp clamps the activated carbon cloth on the rim to fix the activated carbon cloth.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the air outlet at the outer end or the inner end of the air outlet grille of the air conditioner is covered with the filter layer, the air outlet is limited and fixed through the clamping piece, the clamping piece is directly clamped on the grille, the activated carbon cloth is detachably buckled on the clamping piece through the plastic clamping piece, so that the activated carbon cloth is convenient to install and replace, the air outlet of the central air conditioner has a filtering function, the air entering a room is filtered, the spread of viruses in the room is prevented, and the safety of air supply of the central air conditioner is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic structural view of a first embodiment of the buckle of the present invention;
FIG. 4 is a schematic structural view of a non-rotatable nut according to a second embodiment of the present invention;
FIG. 5 is a schematic view of a swivel nut according to a second embodiment of the present invention;
FIG. 6 is a schematic view of the structure of the plastic card of the present invention;
FIG. 7 is a schematic view of the present invention after decorative cloth is added;
FIG. 8 is a schematic view of the construction of the assembly side clip strip of the present invention;
FIG. 9 is a schematic structural view of a side clamping strip according to the present invention;
FIG. 10 is a schematic structural view of the present invention installed on the inner end face of the air outlet grille of an air conditioner;
fig. 11 is an exploded view of the present invention installed on the inner end face of the outlet grille of an air conditioner.
In the figure: 1. an air conditioner air outlet grille; 11. an outer frame; 12. an edge; 13. filtering with a screen; 2. activated carbon cloth; 3. buckling; 301. a clamping head; 302. inserting the column; 303. a splint; 304. anti-skid lines; 305. a thread; 306. a nut; 4. a plastic card; 401. a card body; 402. a guide groove; 403. a clamping hole; 5. decorative cloth; 6. side clamping strips; 601. a clamping strip guide groove; 602. the clamping strip is clamped in the hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-6, the present invention provides a ventilation protection filter assembly for a central air conditioning system, which is disposed outside or inside an air-conditioning outlet grille 1, and includes an activated carbon cloth 2 and a plurality of sets of clips 3, the clips are detachably clipped on the air-conditioning outlet grille 1 and evenly distributed on the outer end surface of the air-conditioning outlet grille 1, each clip 3 includes a clipping portion clipped with the air-conditioning outlet grille 1, an end of the clipping portion is fixedly provided with a plug column 302, one end of the plug column 302 departing from the clipping portion penetrates the activated carbon cloth 2 and is fixedly provided with a clip connector 301, the clip connector 301 is semi-circular and has a diameter larger than that of the plug column 302, so as to facilitate penetration of the activated carbon cloth 2 and installation of the activated carbon cloth 2, the plug column 302 is clipped with a plastic card 4, plastic card 4 is arranged in between activated carbon cloth 2 and joint 301, and plastic card 4 includes card main part 401, and card main part 401 middle part is seted up with the joint hole 403 of grafting post 302 joint adaptation, and the guide way 402 that extends to the card main part 401 outside is seted up to joint hole 403 side, and grafting post 302 passes through guide way 402 card income joint hole 403, and the diameter of guide way 402 is less than the diameter of joint hole 403, prevents that grafting post 302 from droing from guide way 402.
Wherein, the joint portion of buckle 3 includes the splint 303 that two symmetries set up, and two fixed settings of splint 303 deviate from the one end of joint 301 at grafting post 302, and carry out the centre gripping with the grid of air conditioner air-out grid 1, and the face that two splint 303 are relative all is equipped with anti-skidding line 304, prevents to skid, improves fixed effect.
The installation mode of this embodiment: pass through the grid department of splint 303 centre gripping evenly at air conditioner air-out grid 1 outer terminal surface with multiunit buckle 3, will attach the active carbon cloth 2 with air conditioner air-out grid 1 adaptation at air conditioner air-out grid 1 outer terminal surface, press active carbon cloth 2, joint 301 runs through active carbon cloth 2, active carbon cloth 2 is arranged in grafting post 302 department, with 4 joints of plastics card in grafting post 302 department, grafting post 302 passes guide way 402, the joint goes into joint hole 403, card main part 401 carries out spacing fixed to active carbon cloth 2, prevent when the air-out, blow the coming off that causes active carbon cloth 2 with active carbon cloth 2, fix spacing to active carbon cloth 2, accomplish the installation, when needs are to active carbon cloth 2 replacement, only need take off plastics card 4, peg graft post 302 with new active carbon cloth 2 impress again, card again go into plastics card 4 can.
Example two:
referring to fig. 4 and 5, in a difference from the first embodiment: the joint portion of buckle 3 includes that two have elastic splint 303, two splint 303 are fixed and are being left from the one end of joint 301 at grafting post 302, and carry out the centre gripping with the grid of air conditioner air-out grid 1, two splint 303 outer walls are seted up screw thread 305, and two splint 303 are outside to rotate through screw thread 305 and be connected with nut 306, nut 306 is marchd towards the one end that splint 303 deviates from grafting post 302, two splint 303 press from both sides tightly relatively, two relative faces of splint 303 all are equipped with anti-skidding line 304, improve anti-skidding ability.
When the installation, need with 3 joints of buckle in the grid of air conditioner air-out grid 1 outer end, the initial position of nut 306 is at the end that is close to grafting post 302 of splint 303, two splint 303 are in the state of opening, with two splint 303 with the grid centre gripping, when rotating nut 306 and marcing to the one end that splint 303 deviates from grafting post 302, nut 306 pushes down two splint 303, make two splint 303 press from both sides tightly, make splint 303 press from both sides tightly the grid, it is fixed effectual, prevent droing of buckle 3, activated carbon cloth 2's fixed firm.
Example three:
referring to fig. 7, on the basis of embodiment 1, a decorative cloth 5 is fixedly attached to an end surface of the activated carbon cloth 2 facing away from the air outlet grille 1 of the air conditioner, the decorative cloth 5 is penetrated by the insertion column 302 and is arranged between the activated carbon cloth 2 and the plastic card 4, the decorative cloth 5 covers the activated carbon cloth 2, so as to achieve an aesthetic effect, and further, the decorative cloth may be a filter material, such as a melt-blown cloth, so as to perform secondary filtration on the air outlet flow and improve the cleanliness of the air outlet flow.
Example four:
referring to fig. 8 and 9, based on embodiment 1, a side clamping strip 6 is fixed around the air-conditioning outlet grille 1 in a clamping manner, a side edge of the side clamping strip 6 extends to an end surface of the activated carbon cloth 2 away from the air-conditioning outlet grille 1, the side edge of the activated carbon cloth 2 is covered, a clamping strip clamping hole 602 matched with the insertion column 302 in a clamping manner is formed in the end surface of the side clamping strip 6, a clamping strip guide groove 601 extending out of the side edge of the side clamping strip 6 is formed in a side end of the clamping strip clamping hole 602, and the diameter of the clamping strip guide groove 601 is smaller than that of the clamping strip clamping hole 602;
Example five:
as shown in fig. 10 and 11, differences from the first to fifth embodiments are: central air conditioning system ventilation protection filtering component sets up the inboard at air conditioner air-out grid, air conditioner air-out grid inboard is equipped with an frame 11, the protruding border 12 that stretches of frame 11, the clamping spare is fixed 2 centre grippings of active carbon cloth on border 12, be equipped with filter screen 13 between active carbon cloth 2 and the air conditioner air- out grid 1, 3 joints of buckle are on border 12, install active carbon cloth 2, active carbon cloth 2 at this moment need be buckled all around, attached on filter screen 13 and the 11 inner walls of frame, plastics card 4 fixes active carbon cloth 2 on buckle 3, make active carbon cloth 2 filter in the face of the air outlet in air conditioner air-out grid 1 the inner.
In summary, in the ventilation protection filter assembly of the central air conditioning system, the outer end surface or the inner end surface of the air outlet grille 1 of the air conditioner is covered with the filter layer, and is limited and fixed through the fixing piece, so that the installation and replacement are convenient, the air outlet of the central air conditioner has a filtering function, air entering a room is filtered, virus is prevented from being spread in the room, and the safety of air supply of the central air conditioner is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The ventilation protection filter assembly of the central air conditioning system is arranged on the outer side or the inner side of an air outlet grid (1) of an air conditioner and is characterized by comprising activated carbon cloth (2) and a clamping piece, wherein the clamping piece is used for fixing the activated carbon cloth (2) on the air outlet grid (1) of the air conditioner to filter air outlet airflow.
2. The central air conditioning system ventilation protection filter assembly of claim 1, wherein: the clamping spare includes buckle (3) and plastic card (4), buckle (3) include joint portion, joint portion end is fixed and is equipped with grafting post (302), the one end that grafting post (302) deviate from joint portion runs through activated carbon cloth (2) and is fixed and is equipped with joint (301), the joint has plastic card (4) on grafting post (302), plastic card (4) are arranged in between activated carbon cloth (2) and joint (301).
3. The central air conditioning system ventilation protective filter assembly of claim 2, wherein: the joint portion of buckle (3) includes splint (303) that two symmetries set up, two splint (303) are fixed to be set up in the one end that grafting post (302) deviates from joint (301), and carry out the centre gripping with the grid of air conditioner air-out grid (1).
4. The central air conditioning system ventilation protective filter assembly of claim 2, wherein: the joint portion of buckle (3) includes that two have elastic splint (303), two splint (303) are fixed in the one end that pegs graft post (302) deviates from joint (301), and carry out the centre gripping with the grid of air conditioner air-out grid (1), two screw thread (305) are seted up to splint (303) outer wall, and two splint (303) outside is rotated through screw thread (305) and is connected with nut (306), nut (306) are advanced towards the one end that splint (303) deviate from pegs graft post (302), two splint (303) press from both sides tightly relatively.
5. The central air conditioning system ventilation protection filter assembly of claim 3 or 4, wherein: the opposite surfaces of the two clamping plates (303) are provided with anti-skid grains (304).
6. The central air conditioning system ventilation protective filter assembly of claim 2, wherein: the clamping connector (301) is in a semicircular shape, and the diameter of the clamping connector is larger than that of the insertion column (302).
7. The central air conditioning system ventilation protective filter assembly of claim 2, wherein: the plastic card (4) comprises a card body (401), wherein the middle of the card body (401) is provided with a clamping hole (403) matched with the inserting column (302), and the side end of the clamping hole (403) is provided with a guide groove (402) extending to the outer side of the card body (401).
8. The central air conditioning system ventilation protective filter assembly of claim 2, wherein: air conditioner air-out grid (1) joint all around is fixed with side card strip (6), the side of side card strip (6) extends to on activated carbon cloth (2) deviates from the terminal surface of air conditioner air-out grid (1), with the side cladding of activated carbon cloth (2), and this offer on the terminal surface of side card strip (6) with grafting post (302) looks joint adaptation card strip card hole (602), card strip card hole (602) side is offered and is extended to outside card strip guide slot (601) of side card strip (6) side.
9. The central air conditioning system ventilation protective filter assembly of claim 2, wherein: the air conditioner air outlet grille is characterized in that decorative cloth (5) is fixedly attached to the end face, deviating from the air conditioner air outlet grille (1), of the activated carbon cloth (2), and the decorative cloth (5) is penetrated through by the inserting columns (302) and is arranged between the activated carbon cloth (2) and the plastic card (4).
10. The central air conditioning system ventilation protection filter assembly of claim 1, wherein: the central air conditioning system ventilation protection filter assembly is arranged on the inner side of the air conditioner air outlet grid, an outer frame (11) is arranged on the inner side of the air conditioner air outlet grid, an edge (12) is convexly extended from the outer frame (11), and the active carbon cloth (2) is clamped and fixed on the edge (12) by the clamping piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010682786.5A CN111780287B (en) | 2020-07-15 | 2020-07-15 | Ventilation protection filter assembly of central air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010682786.5A CN111780287B (en) | 2020-07-15 | 2020-07-15 | Ventilation protection filter assembly of central air conditioning system |
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| Publication Number | Publication Date |
|---|---|
| CN111780287A true CN111780287A (en) | 2020-10-16 |
| CN111780287B CN111780287B (en) | 2023-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010682786.5A Active CN111780287B (en) | 2020-07-15 | 2020-07-15 | Ventilation protection filter assembly of central air conditioning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115487637A (en) * | 2022-09-08 | 2022-12-20 | 鸿钜新能源动力(江西)有限公司 | Multistage purification system applied to air pollution environment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4336822A1 (en) * | 1993-10-28 | 1995-05-04 | Behr Gmbh & Co | Mist collector for evaporator in motor-vehicle air-conditioning systems |
| US5497537A (en) * | 1994-07-26 | 1996-03-12 | Robinson; Michael D. | Clip for fabric structures |
| TW419048U (en) * | 2000-01-19 | 2001-01-11 | Shiue Yun Rung | Filter network fixture |
| CN106440062A (en) * | 2016-11-29 | 2017-02-22 | 美的集团武汉制冷设备有限公司 | Air conditioner indoor unit and air-conditioner |
| US20190291312A1 (en) * | 2018-03-23 | 2019-09-26 | Sika Technology Ag | Device for reinforcing, sealing or insulating a structural element |
| CN111408199A (en) * | 2020-04-08 | 2020-07-14 | 东莞市华生益环保净化科技有限公司 | Filter screen for central air conditioner air return inlet and manufacturing method thereof |
| CN212962147U (en) * | 2020-07-15 | 2021-04-13 | 杜小曦 | Ventilation filtering component |
-
2020
- 2020-07-15 CN CN202010682786.5A patent/CN111780287B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4336822A1 (en) * | 1993-10-28 | 1995-05-04 | Behr Gmbh & Co | Mist collector for evaporator in motor-vehicle air-conditioning systems |
| US5497537A (en) * | 1994-07-26 | 1996-03-12 | Robinson; Michael D. | Clip for fabric structures |
| TW419048U (en) * | 2000-01-19 | 2001-01-11 | Shiue Yun Rung | Filter network fixture |
| CN106440062A (en) * | 2016-11-29 | 2017-02-22 | 美的集团武汉制冷设备有限公司 | Air conditioner indoor unit and air-conditioner |
| US20190291312A1 (en) * | 2018-03-23 | 2019-09-26 | Sika Technology Ag | Device for reinforcing, sealing or insulating a structural element |
| CN111408199A (en) * | 2020-04-08 | 2020-07-14 | 东莞市华生益环保净化科技有限公司 | Filter screen for central air conditioner air return inlet and manufacturing method thereof |
| CN212962147U (en) * | 2020-07-15 | 2021-04-13 | 杜小曦 | Ventilation filtering component |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115487637A (en) * | 2022-09-08 | 2022-12-20 | 鸿钜新能源动力(江西)有限公司 | Multistage purification system applied to air pollution environment |
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| CN111780287B (en) | 2023-09-08 |
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