CN105757801A - Air filtering device at air return port of central air conditioner indoor unit - Google Patents
Air filtering device at air return port of central air conditioner indoor unit Download PDFInfo
- Publication number
- CN105757801A CN105757801A CN201610195975.3A CN201610195975A CN105757801A CN 105757801 A CN105757801 A CN 105757801A CN 201610195975 A CN201610195975 A CN 201610195975A CN 105757801 A CN105757801 A CN 105757801A
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- CN
- China
- Prior art keywords
- air
- cleaning box
- box
- cleaning
- rose box
- Prior art date
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/00075—Indoor units, e.g. fan coil units receiving air from a central station
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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
Abstract
The invention discloses an air filtering device at an air return port of a central air conditioner indoor unit. On the premise that normal use of an air conditioner is unaffected, the air filtering device is automatically cleaned, so that manual cleaning frequency of the air filtering device is lowered. The air filtering device comprises a filtering box with an airtight cavity, an air outlet, an air inlet, an air filtering net plate and an automatic cleaning device, the air outlet is arranged on the top face of the filtering box and communicated with the air return port of the central air conditioner indoor unit, the air inlet is arranged on the side face of the filtering box, the air filtering net plate is arranged on the side face of the filtering box and used for sealing and covering the air inlet, and the automatic cleaning device is arranged on the filtering box and used for cleaning the air filtering net plate.
Description
Technical field
The present invention relates to a kind of defecator, be specifically related in a kind of central air-conditioning the air filter of machine return air inlet.
Background technology
The filter screen device of machine return air inlet in current central air-conditioning, is used for preventing dust from invading to machine body interior in central air-conditioning.In current central air-conditioning, the filter screen device of machine return air inlet is by having feature easy to loading and unloading, thus ensureing that filter screen device can adopt manually clean the dust being attached on filter net device.In current central air-conditioning, the filter screen device of machine return air inlet needs to carry out frequently deashing, otherwise easily causes filter screen device blocked.On the other hand, in current central air-conditioning, the filter screen device of machine return air inlet filter screen device during use will be little by little blocked, and its result is to cause entering the air quantity of machine in central air-conditioning to decline, and regulates ability of air and declines, and power consumption increases.
Summary of the invention
The invention aims to overcome the deficiencies in the prior art, there is provided a kind of can under not affecting the premise that air-conditioning normally uses, air filter is cleared up automatically, thus that reduces air filter manually clears up the air filter of machine return air inlet in central air-conditioning frequently.
The technical scheme is that
In a kind of central air-conditioning, the air filter of machine return air inlet includes having the Rose Box of airtight chamber, is arranged on Rose Box end face and the exhaust outlet being connected with the return air inlet of machine in central air-conditioning, the air inlet being arranged on Rose Box side, arranges on Rose Box side for sealing the air filtration web plate hiding air inlet and being arranged on Rose Box for clearing up the automatic cleaning apparatus of air filtration web plate.
As preferably, air filtration web plate is vertically arranged, described automatic cleaning apparatus includes the Rose Box dedusting hole being arranged on Rose Box side, it is arranged on the air exhauster at Rose Box dedusting hole place, it is arranged on the vertical guide rod in Rose Box, the cleaning box being arranged in Rose Box and can lift along vertical guide rod, it is arranged on the cleaning box dedusting hole on cleaning box side and connects the cleaning shaft in Rose Box dedusting hole and cleaning box dedusting hole, described cleaning box is except being provided with the sliding guide sleeve matched with vertical guide rod, and vertically frictional force between guide rod and sliding guide sleeve more than cleaning box except the gravity sum with cleaning shaft；nullDescribed cleaning box is by top board、Base plate and around side plate are constituted，A side opening towards the cleaning box of air filtration web plate，One side opening of this cleaning box constitutes cleaning box suction port，And between cleaning box suction port and air filtration web plate, there is gap，The top board of described cleaning box is spindle rotationally arranged on cleaning box side plate by horizontal rotating shaft，Described horizontal rotating shaft is paralleled with air filtration web plate，The top board lower surface of cleaning box is provided with the pendulum guide rod perpendicular with horizontal rotating shaft，Pendulum guide rod is provided with slidably sliding sleeve，The base plate of described cleaning box is provided with vertical spacing guide pin bushing，It is provided with vertical connecting rod in vertical spacing guide pin bushing，The upper end of vertical connecting rod and sliding sleeve are hinged and connected，Vertical connecting rod is provided with upper limit block and lower limit block，And vertical spacing guide pin bushing is between upper limit block and lower limit block，Described Rose Box is provided with and is connected with vertical connecting rod lower end and for driving the lifting of vertical connecting rod lifting to perform device；
When upper limit block is resisted against on vertical spacing guide pin bushing: a side of the top board of described cleaning box is resisted against on air filtration web plate surface；Instantly when positive stop is resisted against on vertical spacing guide pin bushing: between top board and the air filtration web plate of cleaning box, there is gap.
The automatic cleaning apparatus of this programme structure can under not affecting the premise that central air-conditioning normally uses, air filter is cleared up automatically, namely in central air-conditioning use procedure, air filter can be cleared up, and not affect central air-conditioning and normally use；Thus the manually cleaning effectively reducing air filter is frequent.
As preferably, when upper limit block is resisted against on vertical spacing guide pin bushing: the top board of described cleaning box is in level.
As preferably, being provided with the dividing plate paralleled with air filtration web plate in cleaning box, having gap between top edge and the top board of cleaning box of described dividing plate, described cleaning box dedusting hole and cleaning box suction port are positioned at the opposite sides of dividing plate.
As preferably, between lower limb and the base plate of cleaning box of dividing plate, there is gap.
As preferably, lifting performs device and is made up of push-rod electric machine, and the push rod of push-rod electric machine is vertically arranged, and the push rod of push-rod electric machine is connected with vertical connecting rod lower end.
As preferably, cleaning shaft is flexible pipe.
As preferably, air exhauster is positioned at outside Rose Box, and the import of air exhauster is connected with Rose Box dedusting hole, and the outlet of air exhauster is provided with exhaust duct.
As preferably, the lower section of the return air inlet of the centrally located air-conditioning internal machine of Rose Box.
The invention has the beneficial effects as follows: under not affecting the premise that central air-conditioning normally uses, air filter can be cleared up automatically, thus the manually cleaning reducing air filter is frequent.
Accompanying drawing explanation
Fig. 1 be the present invention central air-conditioning in a kind of structural representation of air filter of machine return air inlet.
Fig. 2 is the partial enlarged drawing at A place in Fig. 1.
In figure: Rose Box 1, air-conditioning internal machine 2, exhaust outlet 3, air inlet 4, air filtration web plate 5, vertical guide rod 6, cleaning box 7, lifting performs device 8, cleaning shaft 9, Rose Box dedusting hole 10, air exhauster 11, exhaust duct 12, cleaning box suction port 13, vertical connecting rod 14, upper limit block 15, lower limit block 16, dividing plate 17, cleaning box dedusting hole 18, top board 19, pendulum guide rod 20, sliding sleeve 21, horizontal rotating shaft 22.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
As it is shown in figure 1, the air filter of machine return air inlet includes having the Rose Box 1 of airtight chamber, is arranged on Rose Box bottom surface and the exhaust outlet 3 being connected with the return air inlet 2 of machine in central air-conditioning, the air inlet 4 being arranged on Rose Box side, arranges on Rose Box side for sealing the air filtration web plate 5 hiding air inlet and being arranged on Rose Box for clearing up the automatic cleaning apparatus of air filtration web plate in a kind of central air-conditioning.The lower section of the return air inlet of the centrally located air-conditioning internal machine of Rose Box.Air filtration web plate is vertically arranged.Air inlet room air is connected.
As shown in Figure 1 and Figure 2, automatic cleaning apparatus includes being arranged on Rose Box side Rose Box dedusting hole 10, it is arranged on the air exhauster 11 at Rose Box dedusting hole place, the vertical guide rod 6 being arranged in Rose Box, is arranged in Rose Box and can along the cleaning box 7 that vertical guide rod lifts, the cleaning box dedusting hole 18 being arranged on cleaning box side and the cleaning shaft 9 connecting Rose Box dedusting hole and cleaning box dedusting hole.Cleaning shaft is flexible pipe.Air exhauster is positioned at outside Rose Box.The import of air exhauster is connected with Rose Box dedusting hole, and the outlet of air exhauster is provided with exhaust duct 12.One end of exhaust duct is connected with the outlet of air exhauster, and the other end is connected with outdoor air.
Cleaning box is made up of top board 19, base plate and surrounding side plate.Towards a side opening of the cleaning box of air filtration web plate, a side opening of this cleaning box constitutes cleaning box suction port 13, and has gap between cleaning box suction port and air filtration web plate.The dividing plate 17 paralleled with air filtration web plate it is provided with in cleaning box.Between top edge and the top board of cleaning box of dividing plate, there is gap.Between lower limb and the base plate of cleaning box of dividing plate, there is gap.Cleaning box dedusting hole and cleaning box suction port are positioned at the opposite sides of dividing plate.
Cleaning box is except being provided with the sliding guide sleeve matched with vertical guide rod.Vertical guide rod lateral surface bottom is provided with lower position block, and vertical guide rod lateral surface top is provided with upper limit position block, and sliding guide sleeve is between upper limit position block and lower position block.Frictional force between vertical guide rod and sliding guide sleeve more than cleaning box except and the gravity sum of cleaning shaft.
The top board 19 of cleaning box is spindle rotationally arranged on cleaning box side plate by horizontal rotating shaft 22.Horizontal rotating shaft is paralleled with air filtration web plate.The top board of cleaning box is paralleled with horizontal rotating shaft.The top board lower surface of cleaning box is provided with the pendulum guide rod 20 perpendicular with horizontal rotating shaft.Pendulum guide rod is provided with slidably sliding sleeve 21.The base plate of cleaning box is provided with vertical spacing guide pin bushing.Vertical connecting rod 14 it is provided with in vertical spacing guide pin bushing.The upper end of vertical connecting rod and sliding sleeve are hinged and connected.Vertical connecting rod is provided with upper limit block 15 and lower limit block 16.Vertical spacing guide pin bushing is between upper limit block and lower limit block.Rose Box is provided with and is connected with vertical small end and for driving the lifting of vertical connecting rod lifting to perform device 8.The lifting of the present embodiment performs device and is made up of push-rod electric machine, and push-rod electric machine is arranged on the base plate of cleaning box, and push-rod electric machine is positioned at below cleaning box, and the push rod of push-rod electric machine is vertically arranged, and the push rod of push-rod electric machine is connected with vertical connecting rod lower end.The lifting of the present embodiment performs device and can also be made up of vertical cylinder, and vertical cylinder is arranged on the base plate of cleaning box, and vertically cylinder is positioned at below cleaning box, and the piston rod of vertical cylinder is connected with vertical connecting rod lower end.
As in figure 2 it is shown, when upper limit block is resisted against on vertical spacing guide pin bushing: the top board of cleaning box is in level, and a side of the top board of cleaning box is resisted against on air filtration web plate surface.
When upper limit block is resisted against on vertical spacing guide pin bushing: between top board and the air filtration web plate of cleaning box, there is gap.
In the central air-conditioning of the present embodiment, the specifically used process of the air filter of machine return air inlet is as follows:
In central air-conditioning in machine work process, room air is entered Rose Box by the air inlet of Rose Box through air filtration web plate；Then, the air intake vent of machine in the exhaust outlet of Rose Box and central air-conditioning machine in central air-conditioning is entered；Finally it is discharged to indoor by the air outlet of machine in central air-conditioning.
In central air-conditioning in machine work process: air exhauster works, and is taken away by the air in cleaning box by exhaust duct, makes cleaning box inner chamber be in negative pressure state；Simultaneously, lifting performs device and drives the continuous lifting moving of cleaning box, realize the medial surface of air filtration web plate is carried out cleaning automatically (due to the frictional force between vertical guide rod and sliding guide sleeve more than cleaning box except and the gravity sum of cleaning shaft, thus cleaning box will not move along vertical guide rod under self gravitation effect).
Perform device in lifting and drive in the process that cleaning box moves down:
First, lifting performs device and drives vertical connecting rod to move down till upper limit block is resisted against on vertical spacing guide pin bushing, vertically connecting rod drives the top board of cleaning box down to turn to level around horizontal rotating shaft by sliding sleeve and pendulum guide rod in this process, and a side of the top board of cleaning box is resisted against on air filtration web plate surface；
Then, as shown in Figure 2, lifting performs device and drives cleaning box together to move down along vertical guide rod by vertical connecting rod, dust on the medial surface of air filtration web plate is scraped by the top board of cleaning box in this process, and the dust that the top board of these cleaned boxes scrapes will be located in the cleaning box suction port place below top board, so these dust being scraped will enter cleaning box by cleaning box suction port rapidly, and by cleaning shaft, air exhauster and exhaust duct are discharged to outdoor, without occurring that the dust being scraped enters machine in central air-conditioning by Rose Box, and affect the normal of machine in central air-conditioning and use and pollute indoor environment；Automatically clear up thus realizing air filter.
Perform device in lifting and drive in the process that cleaning box up moves:
First, lifting performs to move till lower limit block is resisted against on vertical spacing guide pin bushing on the device vertical connecting rod of drive, vertically connecting rod drives the top board of cleaning box up to rotate around horizontal rotating shaft by sliding sleeve and pendulum guide rod in this process, and makes the top board of cleaning box separate with air filtration web plate surface；
Then, lifting performs device and drives cleaning box together up to move along vertical guide rod by vertical connecting rod, in this process owing to the top board of cleaning box separates with air filtration web plate, thus along vertical guide rod, move past the top board of cleaning box in journey at cleaning box and the dust on air filtration web plate will not be scraped (as shown in Figure 2, move past in journey at cleaning box along vertical guide rod, if the dust on air filtration web plate is scraped by the top board of cleaning box, the dust that then this part is scraped is positioned at outside cleaning box, the dust being scraped will pass through Rose Box and enter machine in central air-conditioning, use thus affecting the normal of machine in central air-conditioning and pollute indoor environment), thus ensureing that in central air-conditioning, the normal of machine uses and indoor environment cleaning.
Thus air filter under not affecting the premise that central air-conditioning normally uses, can be cleared up by the air filter of machine return air inlet automatically in the central air-conditioning of the present embodiment.
Claims (9)
1. the air filter of machine return air inlet in a central air-conditioning, it is characterized in that, including there is the Rose Box of airtight chamber, being arranged on Rose Box end face and the exhaust outlet being connected with the return air inlet of machine in central air-conditioning, the air inlet being arranged on Rose Box side, arrange Rose Box side hides the air filtration web plate of air inlet and is arranged on Rose Box for clearing up the automatic cleaning apparatus of air filtration web plate for sealing.
2. the air filter of machine return air inlet in a kind of central air-conditioning according to claim 1, it is characterized in that, described air filtration web plate is vertically arranged, described automatic cleaning apparatus includes the Rose Box dedusting hole being arranged on Rose Box side, it is arranged on the air exhauster at Rose Box dedusting hole place, it is arranged on the vertical guide rod in Rose Box, the cleaning box being arranged in Rose Box and can lift along vertical guide rod, it is arranged on the cleaning box dedusting hole on cleaning box side and connects the cleaning shaft in Rose Box dedusting hole and cleaning box dedusting hole, described cleaning box is except being provided with the sliding guide sleeve matched with vertical guide rod, and vertically frictional force between guide rod and sliding guide sleeve more than cleaning box except the gravity sum with cleaning shaft；
Described cleaning box is made up of top board, base plate and surrounding side plate, and towards a side opening of the cleaning box of air filtration web plate, a side opening of this cleaning box constitutes cleaning box suction port, and has gap between cleaning box suction port and air filtration web plate,
The top board of described cleaning box is spindle rotationally arranged on cleaning box side plate by horizontal rotating shaft, described horizontal rotating shaft is paralleled with air filtration web plate, the top board lower surface of cleaning box is provided with the pendulum guide rod perpendicular with horizontal rotating shaft, pendulum guide rod is provided with slidably sliding sleeve, the base plate of described cleaning box is provided with vertical spacing guide pin bushing, it is provided with vertical connecting rod in vertical spacing guide pin bushing, the upper end of vertical connecting rod and sliding sleeve are hinged and connected, vertical connecting rod is provided with upper limit block and lower limit block, and vertical spacing guide pin bushing is between upper limit block and lower limit block, described Rose Box is provided with and is connected with vertical connecting rod lower end and for driving the lifting of vertical connecting rod lifting to perform device；
When upper limit block is resisted against on vertical spacing guide pin bushing: a side of the top board of described cleaning box is resisted against on air filtration web plate surface；
Instantly when positive stop is resisted against on vertical spacing guide pin bushing: between top board and the air filtration web plate of cleaning box, there is gap.
3. the air filter of machine return air inlet in a kind of central air-conditioning according to claim 1, is characterized in that, when upper limit block is resisted against on vertical spacing guide pin bushing: the top board of described cleaning box is in level.
4. the air filter of machine return air inlet in a kind of central air-conditioning according to Claims 2 or 3, it is characterized in that, the dividing plate paralleled with air filtration web plate it is provided with in described cleaning box, having gap between top edge and the top board of cleaning box of described dividing plate, described cleaning box dedusting hole and cleaning box suction port are positioned at the opposite sides of dividing plate.
5. the air filter of machine return air inlet in a kind of central air-conditioning according to claim 4, is characterized in that having gap between lower limb and the base plate of cleaning box of dividing plate.
6. the air filter of machine return air inlet in a kind of central air-conditioning according to Claims 2 or 3, it is characterized in that, described lifting performs device and is made up of push-rod electric machine, and the push rod of push-rod electric machine is vertically arranged, and the push rod of push-rod electric machine is connected with vertical connecting rod lower end.
7. the air filter of machine return air inlet in a kind of central air-conditioning according to Claims 2 or 3, is characterized in that, described cleaning shaft is flexible pipe.
8. the air filter of machine return air inlet in a kind of central air-conditioning according to Claims 2 or 3, is characterized in that, described air exhauster is positioned at outside Rose Box, and the import of air exhauster is connected with Rose Box dedusting hole, and the outlet of air exhauster is provided with exhaust duct.
9. the air filter of machine return air inlet in a kind of central air-conditioning according to claim 1 or 2 or 3, is characterized in that, the lower section of the return air inlet of the centrally located air-conditioning internal machine of described Rose Box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610195975.3A CN105757801B (en) | 2016-03-30 | 2016-03-30 | The air filter of machine return air inlet in a kind of central air-conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610195975.3A CN105757801B (en) | 2016-03-30 | 2016-03-30 | The air filter of machine return air inlet in a kind of central air-conditioning |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105757801A true CN105757801A (en) | 2016-07-13 |
| CN105757801B CN105757801B (en) | 2018-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610195975.3A Active CN105757801B (en) | 2016-03-30 | 2016-03-30 | The air filter of machine return air inlet in a kind of central air-conditioning |
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| CN (1) | CN105757801B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2901142Y (en) * | 2006-05-12 | 2007-05-16 | 广东美的电器股份有限公司 | Sucking nozzle mechanism for air conditioner filter net self cleaner |
| JP2008121990A (en) * | 2006-11-13 | 2008-05-29 | Fujitsu General Ltd | Air conditioner |
| CN101270913A (en) * | 2007-03-23 | 2008-09-24 | 海尔集团公司 | Cabinet air-conditioner dust gauze self-cleaning device and operation method thereof |
| CN101338924A (en) * | 2008-08-29 | 2009-01-07 | 广东志高空调有限公司 | Split hanging machine air conditioner with filtering net automatic cleaning device |
| CN101451760A (en) * | 2007-12-03 | 2009-06-10 | 珠海格力电器股份有限公司 | Air conditioner capable of auto-cleaning filter screen |
| CN105276718A (en) * | 2015-10-16 | 2016-01-27 | 珠海格力电器股份有限公司 | Filter screen cleaning structure and method and air conditioning device of filter screen cleaning structure |
| CN105381659A (en) * | 2015-12-14 | 2016-03-09 | 江苏海事职业技术学院 | Air conditioner filter screen automatic-cleaning apparatus |
-
2016
- 2016-03-30 CN CN201610195975.3A patent/CN105757801B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2901142Y (en) * | 2006-05-12 | 2007-05-16 | 广东美的电器股份有限公司 | Sucking nozzle mechanism for air conditioner filter net self cleaner |
| JP2008121990A (en) * | 2006-11-13 | 2008-05-29 | Fujitsu General Ltd | Air conditioner |
| CN101270913A (en) * | 2007-03-23 | 2008-09-24 | 海尔集团公司 | Cabinet air-conditioner dust gauze self-cleaning device and operation method thereof |
| CN101451760A (en) * | 2007-12-03 | 2009-06-10 | 珠海格力电器股份有限公司 | Air conditioner capable of auto-cleaning filter screen |
| CN101338924A (en) * | 2008-08-29 | 2009-01-07 | 广东志高空调有限公司 | Split hanging machine air conditioner with filtering net automatic cleaning device |
| CN105276718A (en) * | 2015-10-16 | 2016-01-27 | 珠海格力电器股份有限公司 | Filter screen cleaning structure and method and air conditioning device of filter screen cleaning structure |
| CN105381659A (en) * | 2015-12-14 | 2016-03-09 | 江苏海事职业技术学院 | Air conditioner filter screen automatic-cleaning apparatus |
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| CN105757801B (en) | 2018-08-21 |
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